linux/drivers/staging/xgifb/vb_setmode.c
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   1// SPDX-License-Identifier: GPL-2.0
   2#include <linux/delay.h>
   3#include "XGIfb.h"
   4
   5#include "vb_def.h"
   6#include "vb_init.h"
   7#include "vb_util.h"
   8#include "vb_table.h"
   9#include "vb_setmode.h"
  10
  11#define  IndexMask 0xff
  12#define TVCLKBASE_315_25 (TVCLKBASE_315 + 25)
  13
  14static const unsigned short XGINew_VGA_DAC[] = {
  15        0x00, 0x10, 0x04, 0x14, 0x01, 0x11, 0x09, 0x15,
  16        0x2A, 0x3A, 0x2E, 0x3E, 0x2B, 0x3B, 0x2F, 0x3F,
  17        0x00, 0x05, 0x08, 0x0B, 0x0E, 0x11, 0x14, 0x18,
  18        0x1C, 0x20, 0x24, 0x28, 0x2D, 0x32, 0x38, 0x3F,
  19        0x00, 0x10, 0x1F, 0x2F, 0x3F, 0x1F, 0x27, 0x2F,
  20        0x37, 0x3F, 0x2D, 0x31, 0x36, 0x3A, 0x3F, 0x00,
  21        0x07, 0x0E, 0x15, 0x1C, 0x0E, 0x11, 0x15, 0x18,
  22        0x1C, 0x14, 0x16, 0x18, 0x1A, 0x1C, 0x00, 0x04,
  23        0x08, 0x0C, 0x10, 0x08, 0x0A, 0x0C, 0x0E, 0x10,
  24        0x0B, 0x0C, 0x0D, 0x0F, 0x10};
  25
  26void InitTo330Pointer(unsigned char ChipType, struct vb_device_info *pVBInfo)
  27{
  28        pVBInfo->MCLKData = XGI340New_MCLKData;
  29
  30        pVBInfo->LCDResInfo = 0;
  31        pVBInfo->LCDTypeInfo = 0;
  32        pVBInfo->LCDInfo = 0;
  33        pVBInfo->VBInfo = 0;
  34        pVBInfo->TVInfo = 0;
  35
  36        pVBInfo->SR18 = XGI340_SR18;
  37        pVBInfo->CR40 = XGI340_cr41;
  38
  39        if (ChipType < XG20)
  40                XGI_GetVBType(pVBInfo);
  41
  42        /* 310 customization related */
  43        if ((pVBInfo->VBType & VB_SIS301LV) || (pVBInfo->VBType & VB_SIS302LV))
  44                pVBInfo->LCDCapList = XGI_LCDDLCapList;
  45        else
  46                pVBInfo->LCDCapList = XGI_LCDCapList;
  47
  48        if (ChipType >= XG20)
  49                pVBInfo->XGINew_CR97 = 0x10;
  50
  51        if (ChipType == XG27) {
  52                unsigned char temp;
  53
  54                pVBInfo->MCLKData = XGI27New_MCLKData;
  55                pVBInfo->CR40 = XGI27_cr41;
  56                pVBInfo->XGINew_CR97 = 0xc1;
  57                pVBInfo->SR18 = XG27_SR18;
  58
  59                /* Z11m DDR */
  60                temp = xgifb_reg_get(pVBInfo->P3c4, 0x3B);
  61                /* SR3B[7][3]MAA15 MAA11 (Power on Trapping) */
  62                if (((temp & 0x88) == 0x80) || ((temp & 0x88) == 0x08))
  63                        pVBInfo->XGINew_CR97 = 0x80;
  64        }
  65}
  66
  67static void XGI_SetSeqRegs(struct vb_device_info *pVBInfo)
  68{
  69        unsigned char SRdata, i;
  70
  71        xgifb_reg_set(pVBInfo->P3c4, 0x00, 0x03); /* Set SR0 */
  72
  73        for (i = 0; i < 4; i++) {
  74                /* Get SR1,2,3,4 from file */
  75                /* SR1 is with screen off 0x20 */
  76                SRdata = XGI330_StandTable.SR[i];
  77                xgifb_reg_set(pVBInfo->P3c4, i + 1, SRdata); /* Set SR 1 2 3 4 */
  78        }
  79}
  80
  81static void XGI_SetCRTCRegs(struct vb_device_info *pVBInfo)
  82{
  83        unsigned char CRTCdata;
  84        unsigned short i;
  85
  86        CRTCdata = xgifb_reg_get(pVBInfo->P3d4, 0x11);
  87        CRTCdata &= 0x7f;
  88        xgifb_reg_set(pVBInfo->P3d4, 0x11, CRTCdata); /* Unlock CRTC */
  89
  90        for (i = 0; i <= 0x18; i++) {
  91                /* Get CRTC from file */
  92                CRTCdata = XGI330_StandTable.CRTC[i];
  93                xgifb_reg_set(pVBInfo->P3d4, i, CRTCdata); /* Set CRTC(3d4) */
  94        }
  95}
  96
  97static void XGI_SetATTRegs(unsigned short ModeIdIndex,
  98                           struct vb_device_info *pVBInfo)
  99{
 100        unsigned char ARdata;
 101        unsigned short i, modeflag;
 102
 103        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
 104
 105        for (i = 0; i <= 0x13; i++) {
 106                ARdata = XGI330_StandTable.ATTR[i];
 107
 108                if ((modeflag & Charx8Dot) && i == 0x13) { /* ifndef Dot9 */
 109                        if (pVBInfo->VBInfo & XGI_SetCRT2ToLCDA) {
 110                                ARdata = 0;
 111                        } else if ((pVBInfo->VBInfo &
 112                                   (SetCRT2ToTV | SetCRT2ToLCD)) &&
 113                                   (pVBInfo->VBInfo & SetInSlaveMode)) {
 114                                ARdata = 0;
 115                        }
 116                }
 117
 118                inb(pVBInfo->P3da); /* reset 3da */
 119                outb(i, pVBInfo->P3c0); /* set index */
 120                outb(ARdata, pVBInfo->P3c0); /* set data */
 121        }
 122
 123        inb(pVBInfo->P3da); /* reset 3da */
 124        outb(0x14, pVBInfo->P3c0); /* set index */
 125        outb(0x00, pVBInfo->P3c0); /* set data */
 126        inb(pVBInfo->P3da); /* Enable Attribute */
 127        outb(0x20, pVBInfo->P3c0);
 128}
 129
 130static void XGI_SetGRCRegs(struct vb_device_info *pVBInfo)
 131{
 132        unsigned char GRdata;
 133        unsigned short i;
 134
 135        for (i = 0; i <= 0x08; i++) {
 136                /* Get GR from file */
 137                GRdata = XGI330_StandTable.GRC[i];
 138                xgifb_reg_set(pVBInfo->P3ce, i, GRdata); /* Set GR(3ce) */
 139        }
 140
 141        if (pVBInfo->ModeType > ModeVGA) {
 142                GRdata = xgifb_reg_get(pVBInfo->P3ce, 0x05);
 143                GRdata &= 0xBF; /* 256 color disable */
 144                xgifb_reg_set(pVBInfo->P3ce, 0x05, GRdata);
 145        }
 146}
 147
 148static void XGI_ClearExt1Regs(struct vb_device_info *pVBInfo)
 149{
 150        unsigned short i;
 151
 152        for (i = 0x0A; i <= 0x0E; i++)
 153                xgifb_reg_set(pVBInfo->P3c4, i, 0x00); /* Clear SR0A-SR0E */
 154}
 155
 156static unsigned char XGI_SetDefaultVCLK(struct vb_device_info *pVBInfo)
 157{
 158        xgifb_reg_and_or(pVBInfo->P3c4, 0x31, ~0x30, 0x20);
 159        xgifb_reg_set(pVBInfo->P3c4, 0x2B, XGI_VCLKData[0].SR2B);
 160        xgifb_reg_set(pVBInfo->P3c4, 0x2C, XGI_VCLKData[0].SR2C);
 161
 162        xgifb_reg_and_or(pVBInfo->P3c4, 0x31, ~0x30, 0x10);
 163        xgifb_reg_set(pVBInfo->P3c4, 0x2B, XGI_VCLKData[1].SR2B);
 164        xgifb_reg_set(pVBInfo->P3c4, 0x2C, XGI_VCLKData[1].SR2C);
 165
 166        xgifb_reg_and(pVBInfo->P3c4, 0x31, ~0x30);
 167        return 0;
 168}
 169
 170static unsigned char XGI_AjustCRT2Rate(unsigned short ModeIdIndex,
 171                                       unsigned short RefreshRateTableIndex,
 172                                       unsigned short *i,
 173                struct vb_device_info *pVBInfo)
 174{
 175        unsigned short tempax, tempbx, resinfo, modeflag, infoflag;
 176
 177        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
 178        resinfo = XGI330_EModeIDTable[ModeIdIndex].Ext_RESINFO;
 179        tempbx = XGI330_RefIndex[RefreshRateTableIndex + (*i)].ModeID;
 180        tempax = 0;
 181
 182        if (pVBInfo->VBInfo & SetCRT2ToRAMDAC) {
 183                tempax |= SupportRAMDAC2;
 184
 185                if (pVBInfo->VBType & VB_XGI301C)
 186                        tempax |= SupportCRT2in301C;
 187        }
 188
 189        /* 301b */
 190        if (pVBInfo->VBInfo & (SetCRT2ToLCD | XGI_SetCRT2ToLCDA)) {
 191                tempax |= SupportLCD;
 192
 193                if (pVBInfo->LCDResInfo != Panel_1280x1024 &&
 194                    pVBInfo->LCDResInfo != Panel_1280x960 &&
 195                    (pVBInfo->LCDInfo & LCDNonExpanding) &&
 196                    resinfo >= 9)
 197                        return 0;
 198        }
 199
 200        if (pVBInfo->VBInfo & SetCRT2ToHiVision) { /* for HiTV */
 201                tempax |= SupportHiVision;
 202                if ((pVBInfo->VBInfo & SetInSlaveMode) &&
 203                    ((resinfo == 4) ||
 204                     (resinfo == 3 && (pVBInfo->SetFlag & TVSimuMode)) ||
 205                     (resinfo > 7)))
 206                        return 0;
 207        } else if (pVBInfo->VBInfo & (SetCRT2ToAVIDEO | SetCRT2ToSVIDEO |
 208                                      SetCRT2ToSCART | SetCRT2ToYPbPr525750 |
 209                                      SetCRT2ToHiVision)) {
 210                tempax |= SupportTV;
 211
 212                if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV |
 213                                       VB_SIS302LV | VB_XGI301C))
 214                        tempax |= SupportTV1024;
 215
 216                if (!(pVBInfo->VBInfo & TVSetPAL) &&
 217                    (modeflag & NoSupportSimuTV) &&
 218                    (pVBInfo->VBInfo & SetInSlaveMode) &&
 219                    !(pVBInfo->VBInfo & SetNotSimuMode))
 220                        return 0;
 221        }
 222
 223        for (; XGI330_RefIndex[RefreshRateTableIndex + (*i)].ModeID ==
 224               tempbx; (*i)--) {
 225                infoflag = XGI330_RefIndex[RefreshRateTableIndex + (*i)].Ext_InfoFlag;
 226                if (infoflag & tempax)
 227                        return 1;
 228
 229                if ((*i) == 0)
 230                        break;
 231        }
 232
 233        for ((*i) = 0;; (*i)++) {
 234                infoflag = XGI330_RefIndex[RefreshRateTableIndex + (*i)].Ext_InfoFlag;
 235                if (XGI330_RefIndex[RefreshRateTableIndex + (*i)].ModeID
 236                                != tempbx) {
 237                        return 0;
 238                }
 239
 240                if (infoflag & tempax)
 241                        return 1;
 242        }
 243        return 1;
 244}
 245
 246static void XGI_SetSync(unsigned short RefreshRateTableIndex,
 247                        struct vb_device_info *pVBInfo)
 248{
 249        unsigned short sync, temp;
 250
 251        /* di+0x00 */
 252        sync = XGI330_RefIndex[RefreshRateTableIndex].Ext_InfoFlag >> 8;
 253        sync &= 0xC0;
 254        temp = 0x2F;
 255        temp |= sync;
 256        outb(temp, pVBInfo->P3c2); /* Set Misc(3c2) */
 257}
 258
 259static void XGI_SetCRT1Timing_H(struct vb_device_info *pVBInfo,
 260                                struct xgi_hw_device_info *HwDeviceExtension)
 261{
 262        unsigned char data, data1, pushax;
 263        unsigned short i, j;
 264
 265        /* unlock cr0-7 */
 266        data = xgifb_reg_get(pVBInfo->P3d4, 0x11);
 267        data &= 0x7F;
 268        xgifb_reg_set(pVBInfo->P3d4, 0x11, data);
 269
 270        data = pVBInfo->TimingH.data[0];
 271        xgifb_reg_set(pVBInfo->P3d4, 0, data);
 272
 273        for (i = 0x01; i <= 0x04; i++) {
 274                data = pVBInfo->TimingH.data[i];
 275                xgifb_reg_set(pVBInfo->P3d4, (unsigned short)(i + 1), data);
 276        }
 277
 278        for (i = 0x05; i <= 0x06; i++) {
 279                data = pVBInfo->TimingH.data[i];
 280                xgifb_reg_set(pVBInfo->P3c4, (unsigned short)(i + 6), data);
 281        }
 282
 283        j = xgifb_reg_get(pVBInfo->P3c4, 0x0e);
 284        j &= 0x1F;
 285        data = pVBInfo->TimingH.data[7];
 286        data &= 0xE0;
 287        data |= j;
 288        xgifb_reg_set(pVBInfo->P3c4, 0x0e, data);
 289
 290        if (HwDeviceExtension->jChipType >= XG20) {
 291                data = xgifb_reg_get(pVBInfo->P3d4, 0x04);
 292                data = data - 1;
 293                xgifb_reg_set(pVBInfo->P3d4, 0x04, data);
 294                data = xgifb_reg_get(pVBInfo->P3d4, 0x05);
 295                data1 = data;
 296                data1 &= 0xE0;
 297                data &= 0x1F;
 298                if (data == 0) {
 299                        pushax = data;
 300                        data = xgifb_reg_get(pVBInfo->P3c4, 0x0c);
 301                        data &= 0xFB;
 302                        xgifb_reg_set(pVBInfo->P3c4, 0x0c, data);
 303                        data = pushax;
 304                }
 305                data = data - 1;
 306                data |= data1;
 307                xgifb_reg_set(pVBInfo->P3d4, 0x05, data);
 308                data = xgifb_reg_get(pVBInfo->P3c4, 0x0e);
 309                data >>= 5;
 310                data = data + 3;
 311                if (data > 7)
 312                        data = data - 7;
 313                data <<= 5;
 314                xgifb_reg_and_or(pVBInfo->P3c4, 0x0e, ~0xE0, data);
 315        }
 316}
 317
 318static void XGI_SetCRT1Timing_V(unsigned short ModeIdIndex,
 319                                struct vb_device_info *pVBInfo)
 320{
 321        unsigned char data;
 322        unsigned short i, j;
 323
 324        for (i = 0x00; i <= 0x01; i++) {
 325                data = pVBInfo->TimingV.data[i];
 326                xgifb_reg_set(pVBInfo->P3d4, (unsigned short)(i + 6), data);
 327        }
 328
 329        for (i = 0x02; i <= 0x03; i++) {
 330                data = pVBInfo->TimingV.data[i];
 331                xgifb_reg_set(pVBInfo->P3d4, (unsigned short)(i + 0x0e), data);
 332        }
 333
 334        for (i = 0x04; i <= 0x05; i++) {
 335                data = pVBInfo->TimingV.data[i];
 336                xgifb_reg_set(pVBInfo->P3d4, (unsigned short)(i + 0x11), data);
 337        }
 338
 339        j = xgifb_reg_get(pVBInfo->P3c4, 0x0a);
 340        j &= 0xC0;
 341        data = pVBInfo->TimingV.data[6];
 342        data &= 0x3F;
 343        data |= j;
 344        xgifb_reg_set(pVBInfo->P3c4, 0x0a, data);
 345
 346        data = pVBInfo->TimingV.data[6];
 347        data &= 0x80;
 348        data >>= 2;
 349
 350        i = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
 351        i &= DoubleScanMode;
 352        if (i)
 353                data |= 0x80;
 354
 355        j = xgifb_reg_get(pVBInfo->P3d4, 0x09);
 356        j &= 0x5F;
 357        data |= j;
 358        xgifb_reg_set(pVBInfo->P3d4, 0x09, data);
 359}
 360
 361static void XGI_SetCRT1CRTC(unsigned short ModeIdIndex,
 362                            unsigned short RefreshRateTableIndex,
 363                            struct vb_device_info *pVBInfo,
 364                            struct xgi_hw_device_info *HwDeviceExtension)
 365{
 366        unsigned char index, data;
 367        unsigned short i;
 368
 369        /* Get index */
 370        index = XGI330_RefIndex[RefreshRateTableIndex].Ext_CRT1CRTC;
 371        index = index & IndexMask;
 372
 373        data = xgifb_reg_get(pVBInfo->P3d4, 0x11);
 374        data &= 0x7F;
 375        xgifb_reg_set(pVBInfo->P3d4, 0x11, data); /* Unlock CRTC */
 376
 377        for (i = 0; i < 8; i++)
 378                pVBInfo->TimingH.data[i]
 379                                = XGI_CRT1Table[index].CR[i];
 380
 381        for (i = 0; i < 7; i++)
 382                pVBInfo->TimingV.data[i]
 383                                = XGI_CRT1Table[index].CR[i + 8];
 384
 385        XGI_SetCRT1Timing_H(pVBInfo, HwDeviceExtension);
 386
 387        XGI_SetCRT1Timing_V(ModeIdIndex, pVBInfo);
 388
 389        if (pVBInfo->ModeType > 0x03)
 390                xgifb_reg_set(pVBInfo->P3d4, 0x14, 0x4F);
 391}
 392
 393/*
 394 * Function : XGI_SetXG21CRTC
 395 * Input : Stand or enhance CRTC table
 396 * Output : Fill CRT Hsync/Vsync to SR2E/SR2F/SR30/SR33/SR34/SR3F
 397 * Description : Set LCD timing
 398 */
 399static void XGI_SetXG21CRTC(unsigned short RefreshRateTableIndex,
 400                            struct vb_device_info *pVBInfo)
 401{
 402        unsigned char index, Tempax, Tempbx, Tempcx, Tempdx;
 403        unsigned short Temp1, Temp2, Temp3;
 404
 405        index = XGI330_RefIndex[RefreshRateTableIndex].Ext_CRT1CRTC;
 406        /* Tempax: CR4 HRS */
 407        Tempax = XGI_CRT1Table[index].CR[3];
 408        Tempcx = Tempax; /* Tempcx: HRS */
 409        /* SR2E[7:0]->HRS */
 410        xgifb_reg_set(pVBInfo->P3c4, 0x2E, Tempax);
 411
 412        Tempdx = XGI_CRT1Table[index].CR[5]; /* SRB */
 413        Tempdx &= 0xC0; /* Tempdx[7:6]: SRB[7:6] */
 414        Temp1 = Tempdx; /* Temp1[7:6]: HRS[9:8] */
 415        Temp1 <<= 2; /* Temp1[9:8]: HRS[9:8] */
 416        Temp1 |= Tempax; /* Temp1[9:0]: HRS[9:0] */
 417
 418        Tempax = XGI_CRT1Table[index].CR[4]; /* CR5 HRE */
 419        Tempax &= 0x1F; /* Tempax[4:0]: HRE[4:0] */
 420
 421        Tempbx = XGI_CRT1Table[index].CR[6]; /* SRC */
 422        Tempbx &= 0x04; /* Tempbx[2]: HRE[5] */
 423        Tempbx <<= 3; /* Tempbx[5]: HRE[5] */
 424        Tempax |= Tempbx; /* Tempax[5:0]: HRE[5:0] */
 425
 426        Temp2 = Temp1 & 0x3C0; /* Temp2[9:6]: HRS[9:6] */
 427        Temp2 |= Tempax; /* Temp2[9:0]: HRE[9:0] */
 428
 429        Tempcx &= 0x3F; /* Tempcx[5:0]: HRS[5:0] */
 430        if (Tempax < Tempcx) /* HRE < HRS */
 431                Temp2 |= 0x40; /* Temp2 + 0x40 */
 432
 433        Temp2 &= 0xFF;
 434        Tempax = (unsigned char)Temp2; /* Tempax: HRE[7:0] */
 435        Tempax <<= 2; /* Tempax[7:2]: HRE[5:0] */
 436        Tempdx >>= 6; /* Tempdx[7:6]->[1:0] HRS[9:8] */
 437        Tempax |= Tempdx; /* HRE[5:0]HRS[9:8] */
 438        /* SR2F D[7:2]->HRE, D[1:0]->HRS */
 439        xgifb_reg_set(pVBInfo->P3c4, 0x2F, Tempax);
 440        xgifb_reg_and_or(pVBInfo->P3c4, 0x30, 0xE3, 00);
 441
 442        /* CR10 VRS */
 443        Tempax = XGI_CRT1Table[index].CR[10];
 444        Tempbx = Tempax; /* Tempbx: VRS */
 445        Tempax &= 0x01; /* Tempax[0]: VRS[0] */
 446        xgifb_reg_or(pVBInfo->P3c4, 0x33, Tempax); /* SR33[0]->VRS[0] */
 447        /* CR7[2][7] VRE */
 448        Tempax = XGI_CRT1Table[index].CR[9];
 449        Tempcx = Tempbx >> 1; /* Tempcx[6:0]: VRS[7:1] */
 450        Tempdx = Tempax & 0x04; /* Tempdx[2]: CR7[2] */
 451        Tempdx <<= 5; /* Tempdx[7]: VRS[8] */
 452        Tempcx |= Tempdx; /* Tempcx[7:0]: VRS[8:1] */
 453        xgifb_reg_set(pVBInfo->P3c4, 0x34, Tempcx); /* SR34[8:1]->VRS */
 454
 455        Temp1 = Tempdx; /* Temp1[7]: Tempdx[7] */
 456        Temp1 <<= 1; /* Temp1[8]: VRS[8] */
 457        Temp1 |= Tempbx; /* Temp1[8:0]: VRS[8:0] */
 458        Tempax &= 0x80;
 459        Temp2 = Tempax << 2; /* Temp2[9]: VRS[9] */
 460        Temp1 |= Temp2; /* Temp1[9:0]: VRS[9:0] */
 461        /* Tempax: SRA */
 462        Tempax = XGI_CRT1Table[index].CR[14];
 463        Tempax &= 0x08; /* Tempax[3]: VRS[3] */
 464        Temp2 = Tempax;
 465        Temp2 <<= 7; /* Temp2[10]: VRS[10] */
 466        Temp1 |= Temp2; /* Temp1[10:0]: VRS[10:0] */
 467
 468        /* Tempax: CR11 VRE */
 469        Tempax = XGI_CRT1Table[index].CR[11];
 470        Tempax &= 0x0F; /* Tempax[3:0]: VRE[3:0] */
 471        /* Tempbx: SRA */
 472        Tempbx = XGI_CRT1Table[index].CR[14];
 473        Tempbx &= 0x20; /* Tempbx[5]: VRE[5] */
 474        Tempbx >>= 1; /* Tempbx[4]: VRE[4] */
 475        Tempax |= Tempbx; /* Tempax[4:0]: VRE[4:0] */
 476        Temp2 = Temp1 & 0x7E0; /* Temp2[10:5]: VRS[10:5] */
 477        Temp2 |= Tempax; /* Temp2[10:5]: VRE[10:5] */
 478
 479        Temp3 = Temp1 & 0x1F; /* Temp3[4:0]: VRS[4:0] */
 480        if (Tempax < Temp3) /* VRE < VRS */
 481                Temp2 |= 0x20; /* VRE + 0x20 */
 482
 483        Temp2 &= 0xFF;
 484        Tempax = (unsigned char)Temp2; /* Tempax: VRE[7:0] */
 485        Tempax <<= 2; /* Tempax[7:0]; VRE[5:0]00 */
 486        Temp1 &= 0x600; /* Temp1[10:9]: VRS[10:9] */
 487        Temp1 >>= 9; /* Temp1[1:0]: VRS[10:9] */
 488        Tempbx = (unsigned char)Temp1;
 489        Tempax |= Tempbx; /* Tempax[7:0]: VRE[5:0]VRS[10:9] */
 490        Tempax &= 0x7F;
 491        /* SR3F D[7:2]->VRE D[1:0]->VRS */
 492        xgifb_reg_set(pVBInfo->P3c4, 0x3F, Tempax);
 493}
 494
 495static void XGI_SetXG27CRTC(unsigned short RefreshRateTableIndex,
 496                            struct vb_device_info *pVBInfo)
 497{
 498        unsigned short index, Tempax, Tempbx, Tempcx;
 499
 500        index = XGI330_RefIndex[RefreshRateTableIndex].Ext_CRT1CRTC;
 501        /* Tempax: CR4 HRS */
 502        Tempax = XGI_CRT1Table[index].CR[3];
 503        Tempbx = Tempax; /* Tempbx: HRS[7:0] */
 504        /* SR2E[7:0]->HRS */
 505        xgifb_reg_set(pVBInfo->P3c4, 0x2E, Tempax);
 506
 507        /* SR0B */
 508        Tempax = XGI_CRT1Table[index].CR[5];
 509        Tempax &= 0xC0; /* Tempax[7:6]: SR0B[7:6]: HRS[9:8] */
 510        Tempbx |= Tempax << 2; /* Tempbx: HRS[9:0] */
 511
 512        Tempax = XGI_CRT1Table[index].CR[4]; /* CR5 HRE */
 513        Tempax &= 0x1F; /* Tempax[4:0]: HRE[4:0] */
 514        Tempcx = Tempax; /* Tempcx: HRE[4:0] */
 515
 516        Tempax = XGI_CRT1Table[index].CR[6]; /* SRC */
 517        Tempax &= 0x04; /* Tempax[2]: HRE[5] */
 518        Tempax <<= 3; /* Tempax[5]: HRE[5] */
 519        Tempcx |= Tempax; /* Tempcx[5:0]: HRE[5:0] */
 520
 521        Tempbx = Tempbx & 0x3C0; /* Tempbx[9:6]: HRS[9:6] */
 522        Tempbx |= Tempcx; /* Tempbx: HRS[9:6]HRE[5:0] */
 523
 524        /* Tempax: CR4 HRS */
 525        Tempax = XGI_CRT1Table[index].CR[3];
 526        Tempax &= 0x3F; /* Tempax: HRS[5:0] */
 527        if (Tempcx <= Tempax) /* HRE[5:0] < HRS[5:0] */
 528                Tempbx += 0x40; /* Tempbx= Tempbx + 0x40 : HRE[9:0]*/
 529
 530        Tempax = XGI_CRT1Table[index].CR[5]; /* SR0B */
 531        Tempax &= 0xC0; /* Tempax[7:6]: SR0B[7:6]: HRS[9:8]*/
 532        Tempax >>= 6; /* Tempax[1:0]: HRS[9:8]*/
 533        Tempax |= (Tempbx << 2) & 0xFF; /* Tempax[7:2]: HRE[5:0] */
 534        /* SR2F [7:2][1:0]: HRE[5:0]HRS[9:8] */
 535        xgifb_reg_set(pVBInfo->P3c4, 0x2F, Tempax);
 536        xgifb_reg_and_or(pVBInfo->P3c4, 0x30, 0xE3, 00);
 537
 538        /* CR10 VRS */
 539        Tempax = XGI_CRT1Table[index].CR[10];
 540        /* SR34[7:0]->VRS[7:0] */
 541        xgifb_reg_set(pVBInfo->P3c4, 0x34, Tempax);
 542
 543        Tempcx = Tempax; /* Tempcx <= VRS[7:0] */
 544        /* CR7[7][2] VRS[9][8] */
 545        Tempax = XGI_CRT1Table[index].CR[9];
 546        Tempbx = Tempax; /* Tempbx <= CR07[7:0] */
 547        Tempax = Tempax & 0x04; /* Tempax[2]: CR7[2]: VRS[8] */
 548        Tempax >>= 2; /* Tempax[0]: VRS[8] */
 549        /* SR35[0]: VRS[8] */
 550        xgifb_reg_and_or(pVBInfo->P3c4, 0x35, ~0x01, Tempax);
 551        Tempcx |= Tempax << 8; /* Tempcx <= VRS[8:0] */
 552        Tempcx |= (Tempbx & 0x80) << 2; /* Tempcx <= VRS[9:0] */
 553        /* Tempax: SR0A */
 554        Tempax = XGI_CRT1Table[index].CR[14];
 555        Tempax &= 0x08; /* SR0A[3] VRS[10] */
 556        Tempcx |= Tempax << 7; /* Tempcx <= VRS[10:0] */
 557
 558        /* Tempax: CR11 VRE */
 559        Tempax = XGI_CRT1Table[index].CR[11];
 560        Tempax &= 0x0F; /* Tempax[3:0]: VRE[3:0] */
 561        /* Tempbx: SR0A */
 562        Tempbx = XGI_CRT1Table[index].CR[14];
 563        Tempbx &= 0x20; /* Tempbx[5]: SR0A[5]: VRE[4] */
 564        Tempbx >>= 1; /* Tempbx[4]: VRE[4] */
 565        Tempax |= Tempbx; /* Tempax[4:0]: VRE[4:0] */
 566        Tempbx = Tempcx; /* Tempbx: VRS[10:0] */
 567        Tempbx &= 0x7E0; /* Tempbx[10:5]: VRS[10:5] */
 568        Tempbx |= Tempax; /* Tempbx: VRS[10:5]VRE[4:0] */
 569
 570        if (Tempbx <= Tempcx) /* VRE <= VRS */
 571                Tempbx |= 0x20; /* VRE + 0x20 */
 572
 573        /* Tempax: Tempax[7:0]; VRE[5:0]00 */
 574        Tempax = (Tempbx << 2) & 0xFF;
 575        /* SR3F[7:2]:VRE[5:0] */
 576        xgifb_reg_and_or(pVBInfo->P3c4, 0x3F, ~0xFC, Tempax);
 577        Tempax = Tempcx >> 8;
 578        /* SR35[2:0]:VRS[10:8] */
 579        xgifb_reg_and_or(pVBInfo->P3c4, 0x35, ~0x07, Tempax);
 580}
 581
 582static void XGI_SetXG27FPBits(struct vb_device_info *pVBInfo)
 583{
 584        unsigned char temp;
 585
 586        /* D[1:0] 01: 18bit, 00: dual 12, 10: single 24 */
 587        temp = xgifb_reg_get(pVBInfo->P3d4, 0x37);
 588        temp = (temp & 3) << 6;
 589        /* SR06[7]0: dual 12/1: single 24 [6] 18bit Dither <= 0 h/w recommend */
 590        xgifb_reg_and_or(pVBInfo->P3c4, 0x06, ~0xc0, temp & 0x80);
 591        /* SR09[7] enable FP output, SR09[6] 1: sigle 18bits, 0: 24bits */
 592        xgifb_reg_and_or(pVBInfo->P3c4, 0x09, ~0xc0, temp | 0x80);
 593}
 594
 595static void xgifb_set_lcd(int chip_id,
 596                          struct vb_device_info *pVBInfo,
 597                          unsigned short RefreshRateTableIndex)
 598{
 599        unsigned short temp;
 600
 601        xgifb_reg_set(pVBInfo->P3d4, 0x2E, 0x00);
 602        xgifb_reg_set(pVBInfo->P3d4, 0x2F, 0x00);
 603        xgifb_reg_set(pVBInfo->P3d4, 0x46, 0x00);
 604        xgifb_reg_set(pVBInfo->P3d4, 0x47, 0x00);
 605
 606        if (chip_id == XG27) {
 607                temp = xgifb_reg_get(pVBInfo->P3d4, 0x37);
 608                if ((temp & 0x03) == 0) { /* dual 12 */
 609                        xgifb_reg_set(pVBInfo->P3d4, 0x46, 0x13);
 610                        xgifb_reg_set(pVBInfo->P3d4, 0x47, 0x13);
 611                }
 612        }
 613
 614        if (chip_id == XG27) {
 615                XGI_SetXG27FPBits(pVBInfo);
 616        } else {
 617                temp = xgifb_reg_get(pVBInfo->P3d4, 0x37);
 618                if (temp & 0x01) {
 619                        /* 18 bits FP */
 620                        xgifb_reg_or(pVBInfo->P3c4, 0x06, 0x40);
 621                        xgifb_reg_or(pVBInfo->P3c4, 0x09, 0x40);
 622                }
 623        }
 624
 625        xgifb_reg_or(pVBInfo->P3c4, 0x1E, 0x01); /* Negative blank polarity */
 626
 627        xgifb_reg_and(pVBInfo->P3c4, 0x30, ~0x20); /* Hsync polarity */
 628        xgifb_reg_and(pVBInfo->P3c4, 0x35, ~0x80); /* Vsync polarity */
 629
 630        temp = XGI330_RefIndex[RefreshRateTableIndex].Ext_InfoFlag;
 631        if (temp & 0x4000)
 632                /* Hsync polarity */
 633                xgifb_reg_or(pVBInfo->P3c4, 0x30, 0x20);
 634        if (temp & 0x8000)
 635                /* Vsync polarity */
 636                xgifb_reg_or(pVBInfo->P3c4, 0x35, 0x80);
 637}
 638
 639/*
 640 * Function : XGI_UpdateXG21CRTC
 641 * Input :
 642 * Output : CRT1 CRTC
 643 * Description : Modify CRT1 Hsync/Vsync to fix LCD mode timing
 644 */
 645static void XGI_UpdateXG21CRTC(unsigned short ModeNo,
 646                               struct vb_device_info *pVBInfo,
 647                               unsigned short RefreshRateTableIndex)
 648{
 649        int index = -1;
 650
 651        xgifb_reg_and(pVBInfo->P3d4, 0x11, 0x7F); /* Unlock CR0~7 */
 652        if (ModeNo == 0x2E &&
 653            (XGI330_RefIndex[RefreshRateTableIndex].Ext_CRT1CRTC ==
 654                                                      RES640x480x60))
 655                index = 12;
 656        else if (ModeNo == 0x2E && (XGI330_RefIndex[RefreshRateTableIndex].
 657                                Ext_CRT1CRTC == RES640x480x72))
 658                index = 13;
 659        else if (ModeNo == 0x2F)
 660                index = 14;
 661        else if (ModeNo == 0x50)
 662                index = 15;
 663        else if (ModeNo == 0x59)
 664                index = 16;
 665
 666        if (index != -1) {
 667                xgifb_reg_set(pVBInfo->P3d4, 0x02,
 668                              XGI_UpdateCRT1Table[index].CR02);
 669                xgifb_reg_set(pVBInfo->P3d4, 0x03,
 670                              XGI_UpdateCRT1Table[index].CR03);
 671                xgifb_reg_set(pVBInfo->P3d4, 0x15,
 672                              XGI_UpdateCRT1Table[index].CR15);
 673                xgifb_reg_set(pVBInfo->P3d4, 0x16,
 674                              XGI_UpdateCRT1Table[index].CR16);
 675        }
 676}
 677
 678static void XGI_SetCRT1DE(unsigned short ModeIdIndex,
 679                          unsigned short RefreshRateTableIndex,
 680                          struct vb_device_info *pVBInfo)
 681{
 682        unsigned short resindex, tempax, tempbx, tempcx, temp, modeflag;
 683
 684        unsigned char data;
 685
 686        resindex = XGI330_EModeIDTable[ModeIdIndex].Ext_RESINFO;
 687
 688        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
 689        tempax = XGI330_ModeResInfo[resindex].HTotal;
 690        tempbx = XGI330_ModeResInfo[resindex].VTotal;
 691
 692        if (modeflag & HalfDCLK)
 693                tempax >>= 1;
 694
 695        if (modeflag & HalfDCLK)
 696                tempax <<= 1;
 697
 698        temp = XGI330_RefIndex[RefreshRateTableIndex].Ext_InfoFlag;
 699
 700        if (temp & InterlaceMode)
 701                tempbx >>= 1;
 702
 703        if (modeflag & DoubleScanMode)
 704                tempbx <<= 1;
 705
 706        tempcx = 8;
 707
 708        tempax /= tempcx;
 709        tempax -= 1;
 710        tempbx -= 1;
 711        tempcx = tempax;
 712        temp = xgifb_reg_get(pVBInfo->P3d4, 0x11);
 713        data = xgifb_reg_get(pVBInfo->P3d4, 0x11);
 714        data &= 0x7F;
 715        xgifb_reg_set(pVBInfo->P3d4, 0x11, data); /* Unlock CRTC */
 716        xgifb_reg_set(pVBInfo->P3d4, 0x01, (unsigned short)(tempcx & 0xff));
 717        xgifb_reg_and_or(pVBInfo->P3d4, 0x0b, ~0x0c,
 718                         (unsigned short)((tempcx & 0x0ff00) >> 10));
 719        xgifb_reg_set(pVBInfo->P3d4, 0x12, (unsigned short)(tempbx & 0xff));
 720        tempax = 0;
 721        tempbx >>= 8;
 722
 723        if (tempbx & 0x01)
 724                tempax |= 0x02;
 725
 726        if (tempbx & 0x02)
 727                tempax |= 0x40;
 728
 729        xgifb_reg_and_or(pVBInfo->P3d4, 0x07, ~0x42, tempax);
 730        data = xgifb_reg_get(pVBInfo->P3d4, 0x07);
 731        tempax = 0;
 732
 733        if (tempbx & 0x04)
 734                tempax |= 0x02;
 735
 736        xgifb_reg_and_or(pVBInfo->P3d4, 0x0a, ~0x02, tempax);
 737        xgifb_reg_set(pVBInfo->P3d4, 0x11, temp);
 738}
 739
 740static void XGI_SetCRT1Offset(unsigned short ModeNo,
 741                              unsigned short ModeIdIndex,
 742                              unsigned short RefreshRateTableIndex,
 743                              struct xgi_hw_device_info *HwDeviceExtension,
 744                              struct vb_device_info *pVBInfo)
 745{
 746        unsigned short temp, ah, al, temp2, i, DisplayUnit;
 747
 748        /* GetOffset */
 749        temp = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeInfo;
 750        temp >>= 8;
 751        temp = XGI330_ScreenOffset[temp];
 752
 753        temp2 = XGI330_RefIndex[RefreshRateTableIndex].Ext_InfoFlag;
 754        temp2 &= InterlaceMode;
 755
 756        if (temp2)
 757                temp <<= 1;
 758
 759        temp2 = pVBInfo->ModeType - ModeEGA;
 760
 761        switch (temp2) {
 762        case 0:
 763                temp2 = 1;
 764                break;
 765        case 1:
 766                temp2 = 2;
 767                break;
 768        case 2:
 769                temp2 = 4;
 770                break;
 771        case 3:
 772                temp2 = 4;
 773                break;
 774        case 4:
 775                temp2 = 6;
 776                break;
 777        case 5:
 778                temp2 = 8;
 779                break;
 780        default:
 781                break;
 782        }
 783
 784        if ((ModeNo >= 0x26) && (ModeNo <= 0x28))
 785                temp = temp * temp2 + temp2 / 2;
 786        else
 787                temp *= temp2;
 788
 789        /* SetOffset */
 790        DisplayUnit = temp;
 791        temp2 = temp;
 792        temp >>= 8; /* ah */
 793        temp &= 0x0F;
 794        i = xgifb_reg_get(pVBInfo->P3c4, 0x0E);
 795        i &= 0xF0;
 796        i |= temp;
 797        xgifb_reg_set(pVBInfo->P3c4, 0x0E, i);
 798
 799        temp = (unsigned char)temp2;
 800        temp &= 0xFF; /* al */
 801        xgifb_reg_set(pVBInfo->P3d4, 0x13, temp);
 802
 803        /* SetDisplayUnit */
 804        temp2 = XGI330_RefIndex[RefreshRateTableIndex].Ext_InfoFlag;
 805        temp2 &= InterlaceMode;
 806        if (temp2)
 807                DisplayUnit >>= 1;
 808
 809        DisplayUnit <<= 5;
 810        ah = (DisplayUnit & 0xff00) >> 8;
 811        al = DisplayUnit & 0x00ff;
 812        if (al == 0)
 813                ah += 1;
 814        else
 815                ah += 2;
 816
 817        if (HwDeviceExtension->jChipType >= XG20)
 818                if ((ModeNo == 0x4A) | (ModeNo == 0x49))
 819                        ah -= 1;
 820
 821        xgifb_reg_set(pVBInfo->P3c4, 0x10, ah);
 822}
 823
 824static unsigned short XGI_GetVCLK2Ptr(unsigned short ModeIdIndex,
 825                                      unsigned short RefreshRateTableIndex,
 826                                      struct vb_device_info *pVBInfo)
 827{
 828        unsigned short VCLKIndex, modeflag;
 829
 830        /* si+Ext_ResInfo */
 831        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
 832
 833        if (pVBInfo->VBInfo & (SetCRT2ToLCD | XGI_SetCRT2ToLCDA)) { /* 301b */
 834                if (pVBInfo->LCDResInfo != Panel_1024x768)
 835                        /* LCDXlat2VCLK */
 836                        VCLKIndex = VCLK108_2_315 + 5;
 837                else
 838                        VCLKIndex = VCLK65_315 + 2; /* LCDXlat1VCLK */
 839        } else if (pVBInfo->VBInfo & SetCRT2ToHiVision) {
 840                if (pVBInfo->SetFlag & RPLLDIV2XO)
 841                        VCLKIndex = TVCLKBASE_315_25 + HiTVVCLKDIV2;
 842                else
 843                        VCLKIndex = TVCLKBASE_315_25 + HiTVVCLK;
 844
 845                if (pVBInfo->SetFlag & TVSimuMode) {
 846                        if (modeflag & Charx8Dot)
 847                                VCLKIndex = TVCLKBASE_315_25 + HiTVSimuVCLK;
 848                        else
 849                                VCLKIndex = TVCLKBASE_315_25 + HiTVTextVCLK;
 850                }
 851
 852                /* 301lv */
 853                if (pVBInfo->VBType & VB_SIS301LV) {
 854                        if (pVBInfo->SetFlag & RPLLDIV2XO)
 855                                VCLKIndex = YPbPr525iVCLK_2;
 856                        else
 857                                VCLKIndex = YPbPr525iVCLK;
 858                }
 859        } else if (pVBInfo->VBInfo & SetCRT2ToTV) {
 860                if (pVBInfo->SetFlag & RPLLDIV2XO)
 861                        VCLKIndex = TVCLKBASE_315_25 + TVVCLKDIV2;
 862                else
 863                        VCLKIndex = TVCLKBASE_315_25 + TVVCLK;
 864        } else { /* for CRT2 */
 865                /* di+Ext_CRTVCLK */
 866                VCLKIndex = XGI330_RefIndex[RefreshRateTableIndex].Ext_CRTVCLK;
 867                VCLKIndex &= IndexMask;
 868        }
 869
 870        return VCLKIndex;
 871}
 872
 873static void XGI_SetCRT1VCLK(unsigned short ModeIdIndex,
 874                            struct xgi_hw_device_info *HwDeviceExtension,
 875                            unsigned short RefreshRateTableIndex,
 876                            struct vb_device_info *pVBInfo)
 877{
 878        unsigned char index, data;
 879        unsigned short vclkindex;
 880
 881        if ((pVBInfo->IF_DEF_LVDS == 0) &&
 882            (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV |
 883                                VB_SIS302LV | VB_XGI301C)) &&
 884            (pVBInfo->VBInfo & XGI_SetCRT2ToLCDA)) {
 885                vclkindex = XGI_GetVCLK2Ptr(ModeIdIndex, RefreshRateTableIndex,
 886                                            pVBInfo);
 887                data = xgifb_reg_get(pVBInfo->P3c4, 0x31) & 0xCF;
 888                xgifb_reg_set(pVBInfo->P3c4, 0x31, data);
 889                data = XGI_VBVCLKData[vclkindex].Part4_A;
 890                xgifb_reg_set(pVBInfo->P3c4, 0x2B, data);
 891                data = XGI_VBVCLKData[vclkindex].Part4_B;
 892                xgifb_reg_set(pVBInfo->P3c4, 0x2C, data);
 893                xgifb_reg_set(pVBInfo->P3c4, 0x2D, 0x01);
 894        } else {
 895                index = XGI330_RefIndex[RefreshRateTableIndex].Ext_CRTVCLK;
 896                data = xgifb_reg_get(pVBInfo->P3c4, 0x31) & 0xCF;
 897                xgifb_reg_set(pVBInfo->P3c4, 0x31, data);
 898                xgifb_reg_set(pVBInfo->P3c4, 0x2B, XGI_VCLKData[index].SR2B);
 899                xgifb_reg_set(pVBInfo->P3c4, 0x2C, XGI_VCLKData[index].SR2C);
 900                xgifb_reg_set(pVBInfo->P3c4, 0x2D, 0x01);
 901        }
 902
 903        if (HwDeviceExtension->jChipType >= XG20) {
 904                if (XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag &
 905                    HalfDCLK) {
 906                        data = xgifb_reg_get(pVBInfo->P3c4, 0x2B);
 907                        xgifb_reg_set(pVBInfo->P3c4, 0x2B, data);
 908                        data = xgifb_reg_get(pVBInfo->P3c4, 0x2C);
 909                        index = data;
 910                        index &= 0xE0;
 911                        data &= 0x1F;
 912                        data <<= 1;
 913                        data += 1;
 914                        data |= index;
 915                        xgifb_reg_set(pVBInfo->P3c4, 0x2C, data);
 916                }
 917        }
 918}
 919
 920static void XGI_SetXG21FPBits(struct vb_device_info *pVBInfo)
 921{
 922        unsigned char temp;
 923
 924        temp = xgifb_reg_get(pVBInfo->P3d4, 0x37); /* D[0] 1: 18bit */
 925        temp = (temp & 1) << 6;
 926        /* SR06[6] 18bit Dither */
 927        xgifb_reg_and_or(pVBInfo->P3c4, 0x06, ~0x40, temp);
 928        /* SR09[7] enable FP output, SR09[6] 1: sigle 18bits, 0: dual 12bits */
 929        xgifb_reg_and_or(pVBInfo->P3c4, 0x09, ~0xc0, temp | 0x80);
 930}
 931
 932static void XGI_SetCRT1FIFO(struct xgi_hw_device_info *HwDeviceExtension,
 933                            struct vb_device_info *pVBInfo)
 934{
 935        unsigned short data;
 936
 937        data = xgifb_reg_get(pVBInfo->P3c4, 0x3D);
 938        data &= 0xfe;
 939        xgifb_reg_set(pVBInfo->P3c4, 0x3D, data); /* disable auto-threshold */
 940
 941        xgifb_reg_set(pVBInfo->P3c4, 0x08, 0x34);
 942        data = xgifb_reg_get(pVBInfo->P3c4, 0x09);
 943        data &= 0xC0;
 944        xgifb_reg_set(pVBInfo->P3c4, 0x09, data | 0x30);
 945        data = xgifb_reg_get(pVBInfo->P3c4, 0x3D);
 946        data |= 0x01;
 947        xgifb_reg_set(pVBInfo->P3c4, 0x3D, data);
 948
 949        if (HwDeviceExtension->jChipType == XG21)
 950                XGI_SetXG21FPBits(pVBInfo); /* Fix SR9[7:6] can't read back */
 951}
 952
 953static void XGI_SetVCLKState(struct xgi_hw_device_info *HwDeviceExtension,
 954                             unsigned short RefreshRateTableIndex,
 955                             struct vb_device_info *pVBInfo)
 956{
 957        unsigned short data, data2 = 0;
 958        short VCLK;
 959
 960        unsigned char index;
 961
 962        index = XGI330_RefIndex[RefreshRateTableIndex].Ext_CRTVCLK;
 963        index &= IndexMask;
 964        VCLK = XGI_VCLKData[index].CLOCK;
 965
 966        data = xgifb_reg_get(pVBInfo->P3c4, 0x32);
 967        data &= 0xf3;
 968        if (VCLK >= 200)
 969                data |= 0x0c; /* VCLK > 200 */
 970
 971        if (HwDeviceExtension->jChipType >= XG20)
 972                data &= ~0x04; /* 2 pixel mode */
 973
 974        xgifb_reg_set(pVBInfo->P3c4, 0x32, data);
 975
 976        if (HwDeviceExtension->jChipType < XG20) {
 977                data = xgifb_reg_get(pVBInfo->P3c4, 0x1F);
 978                data &= 0xE7;
 979                if (VCLK < 200)
 980                        data |= 0x10;
 981                xgifb_reg_set(pVBInfo->P3c4, 0x1F, data);
 982        }
 983
 984        data2 = 0x00;
 985
 986        xgifb_reg_and_or(pVBInfo->P3c4, 0x07, 0xFC, data2);
 987        if (HwDeviceExtension->jChipType >= XG27)
 988                xgifb_reg_and_or(pVBInfo->P3c4, 0x40, 0xFC, data2 & 0x03);
 989}
 990
 991static void XGI_SetCRT1ModeRegs(struct xgi_hw_device_info *HwDeviceExtension,
 992                                unsigned short ModeIdIndex,
 993                                unsigned short RefreshRateTableIndex,
 994                                struct vb_device_info *pVBInfo)
 995{
 996        unsigned short data, data2, data3, infoflag = 0, modeflag, resindex,
 997                        xres;
 998
 999        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
1000        infoflag = XGI330_RefIndex[RefreshRateTableIndex].Ext_InfoFlag;
1001
1002        if (xgifb_reg_get(pVBInfo->P3d4, 0x31) & 0x01)
1003                xgifb_reg_and_or(pVBInfo->P3c4, 0x1F, 0x3F, 0x00);
1004
1005        data = infoflag;
1006        data2 = 0;
1007        data2 |= 0x02;
1008        data3 = pVBInfo->ModeType - ModeVGA;
1009        data3 <<= 2;
1010        data2 |= data3;
1011        data &= InterlaceMode;
1012
1013        if (data)
1014                data2 |= 0x20;
1015
1016        xgifb_reg_and_or(pVBInfo->P3c4, 0x06, ~0x3F, data2);
1017        resindex = XGI330_EModeIDTable[ModeIdIndex].Ext_RESINFO;
1018        xres = XGI330_ModeResInfo[resindex].HTotal; /* xres->ax */
1019
1020        data = 0x0000;
1021        if (infoflag & InterlaceMode) {
1022                if (xres == 1024)
1023                        data = 0x0035;
1024                else if (xres == 1280)
1025                        data = 0x0048;
1026        }
1027
1028        xgifb_reg_and_or(pVBInfo->P3d4, 0x19, 0xFF, data);
1029        xgifb_reg_and_or(pVBInfo->P3d4, 0x19, 0xFC, 0);
1030
1031        if (modeflag & HalfDCLK)
1032                xgifb_reg_and_or(pVBInfo->P3c4, 0x01, 0xF7, 0x08);
1033
1034        data2 = 0;
1035
1036        if (modeflag & LineCompareOff)
1037                data2 |= 0x08;
1038
1039        xgifb_reg_and_or(pVBInfo->P3c4, 0x0F, ~0x48, data2);
1040        data = 0x60;
1041        data = data ^ 0x60;
1042        data = data ^ 0xA0;
1043        xgifb_reg_and_or(pVBInfo->P3c4, 0x21, 0x1F, data);
1044
1045        XGI_SetVCLKState(HwDeviceExtension, RefreshRateTableIndex, pVBInfo);
1046
1047        data = xgifb_reg_get(pVBInfo->P3d4, 0x31);
1048
1049        if (HwDeviceExtension->jChipType == XG27) {
1050                if (data & 0x40)
1051                        data = 0x2c;
1052                else
1053                        data = 0x6c;
1054                xgifb_reg_set(pVBInfo->P3d4, 0x52, data);
1055                xgifb_reg_or(pVBInfo->P3d4, 0x51, 0x10);
1056        } else if (HwDeviceExtension->jChipType >= XG20) {
1057                if (data & 0x40)
1058                        data = 0x33;
1059                else
1060                        data = 0x73;
1061                xgifb_reg_set(pVBInfo->P3d4, 0x52, data);
1062                xgifb_reg_set(pVBInfo->P3d4, 0x51, 0x02);
1063        } else {
1064                if (data & 0x40)
1065                        data = 0x2c;
1066                else
1067                        data = 0x6c;
1068                xgifb_reg_set(pVBInfo->P3d4, 0x52, data);
1069        }
1070}
1071
1072static void XGI_WriteDAC(unsigned short dl,
1073                         unsigned short ah,
1074                         unsigned short al,
1075                         unsigned short dh,
1076                         struct vb_device_info *pVBInfo)
1077{
1078        unsigned short bh, bl;
1079
1080        bh = ah;
1081        bl = al;
1082
1083        if (dl != 0) {
1084                swap(bh, dh);
1085                if (dl == 1)
1086                        swap(bl, dh);
1087                else
1088                        swap(bl, bh);
1089        }
1090        outb((unsigned short)dh, pVBInfo->P3c9);
1091        outb((unsigned short)bh, pVBInfo->P3c9);
1092        outb((unsigned short)bl, pVBInfo->P3c9);
1093}
1094
1095static void XGI_LoadDAC(struct vb_device_info *pVBInfo)
1096{
1097        unsigned short data, data2, i, k, m, n, o, si, di, bx, dl, al, ah, dh;
1098        const unsigned short *table = XGINew_VGA_DAC;
1099
1100        outb(0xFF, pVBInfo->P3c6);
1101        outb(0x00, pVBInfo->P3c8);
1102
1103        for (i = 0; i < 16; i++) {
1104                data = table[i];
1105
1106                for (k = 0; k < 3; k++) {
1107                        data2 = 0;
1108
1109                        if (data & 0x01)
1110                                data2 = 0x2A;
1111
1112                        if (data & 0x02)
1113                                data2 += 0x15;
1114
1115                        outb(data2, pVBInfo->P3c9);
1116                        data >>= 2;
1117                }
1118        }
1119
1120        for (i = 16; i < 32; i++) {
1121                data = table[i];
1122
1123                for (k = 0; k < 3; k++)
1124                        outb(data, pVBInfo->P3c9);
1125        }
1126
1127        si = 32;
1128
1129        for (m = 0; m < 9; m++) {
1130                di = si;
1131                bx = si + 0x04;
1132                dl = 0;
1133
1134                for (n = 0; n < 3; n++) {
1135                        for (o = 0; o < 5; o++) {
1136                                dh = table[si];
1137                                ah = table[di];
1138                                al = table[bx];
1139                                si++;
1140                                XGI_WriteDAC(dl, ah, al, dh, pVBInfo);
1141                        }
1142
1143                        si -= 2;
1144
1145                        for (o = 0; o < 3; o++) {
1146                                dh = table[bx];
1147                                ah = table[di];
1148                                al = table[si];
1149                                si--;
1150                                XGI_WriteDAC(dl, ah, al, dh, pVBInfo);
1151                        }
1152
1153                        dl++;
1154                }
1155
1156                si += 5;
1157        }
1158}
1159
1160static void XGI_GetLVDSResInfo(unsigned short ModeIdIndex,
1161                               struct vb_device_info *pVBInfo)
1162{
1163        unsigned short resindex, xres, yres, modeflag;
1164
1165        /* si+Ext_ResInfo */
1166        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_RESINFO;
1167
1168        /* si+Ext_ResInfo */
1169        resindex = XGI330_EModeIDTable[ModeIdIndex].Ext_RESINFO;
1170
1171        xres = XGI330_ModeResInfo[resindex].HTotal;
1172        yres = XGI330_ModeResInfo[resindex].VTotal;
1173
1174        if (modeflag & HalfDCLK)
1175                xres <<= 1;
1176
1177        if (modeflag & DoubleScanMode)
1178                yres <<= 1;
1179
1180        if (xres == 720)
1181                xres = 640;
1182
1183        pVBInfo->VGAHDE = xres;
1184        pVBInfo->HDE = xres;
1185        pVBInfo->VGAVDE = yres;
1186        pVBInfo->VDE = yres;
1187}
1188
1189static void const *XGI_GetLcdPtr(struct XGI330_LCDDataTablStruct const *table,
1190                                 unsigned short ModeIdIndex,
1191                                 struct vb_device_info *pVBInfo)
1192{
1193        unsigned short i, tempdx, tempbx, modeflag;
1194
1195        tempbx = 0;
1196
1197        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
1198
1199        i = 0;
1200
1201        while (table[i].PANELID != 0xff) {
1202                tempdx = pVBInfo->LCDResInfo;
1203                if (tempbx & 0x0080) { /* OEMUtil */
1204                        tempbx &= ~0x0080;
1205                        tempdx = pVBInfo->LCDTypeInfo;
1206                }
1207
1208                if (pVBInfo->LCDInfo & EnableScalingLCD)
1209                        tempdx &= ~PanelResInfo;
1210
1211                if (table[i].PANELID == tempdx) {
1212                        tempbx = table[i].MASK;
1213                        tempdx = pVBInfo->LCDInfo;
1214
1215                        if (modeflag & HalfDCLK)
1216                                tempdx |= SetLCDLowResolution;
1217
1218                        tempbx &= tempdx;
1219                        if (tempbx == table[i].CAP)
1220                                break;
1221                }
1222                i++;
1223        }
1224
1225        return table[i].DATAPTR;
1226}
1227
1228static struct SiS_TVData const *XGI_GetTVPtr(unsigned short ModeIdIndex,
1229                                             unsigned short RefreshRateTableIndex,
1230                                             struct vb_device_info *pVBInfo)
1231{
1232        unsigned short i, tempdx, tempal, modeflag;
1233
1234        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
1235        tempal = XGI330_RefIndex[RefreshRateTableIndex].Ext_CRT2CRTC;
1236        tempal = tempal & 0x3f;
1237        tempdx = pVBInfo->TVInfo;
1238
1239        if (pVBInfo->VBInfo & SetInSlaveMode)
1240                tempdx = tempdx | SetTVLockMode;
1241
1242        if (modeflag & HalfDCLK)
1243                tempdx = tempdx | SetTVLowResolution;
1244
1245        i = 0;
1246
1247        while (XGI_TVDataTable[i].MASK != 0xffff) {
1248                if ((tempdx & XGI_TVDataTable[i].MASK) ==
1249                        XGI_TVDataTable[i].CAP)
1250                        break;
1251                i++;
1252        }
1253
1254        return &XGI_TVDataTable[i].DATAPTR[tempal];
1255}
1256
1257static void XGI_GetLVDSData(unsigned short ModeIdIndex,
1258                            struct vb_device_info *pVBInfo)
1259{
1260        struct SiS_LVDSData const *LCDPtr;
1261
1262        if (!(pVBInfo->VBInfo & (SetCRT2ToLCD | XGI_SetCRT2ToLCDA)))
1263                return;
1264
1265        LCDPtr = XGI_GetLcdPtr(XGI_EPLLCDDataPtr, ModeIdIndex, pVBInfo);
1266        pVBInfo->VGAHT  = LCDPtr->VGAHT;
1267        pVBInfo->VGAVT  = LCDPtr->VGAVT;
1268        pVBInfo->HT     = LCDPtr->LCDHT;
1269        pVBInfo->VT     = LCDPtr->LCDVT;
1270
1271        if (pVBInfo->LCDInfo & (SetLCDtoNonExpanding | EnableScalingLCD))
1272                return;
1273
1274        if ((pVBInfo->LCDResInfo == Panel_1024x768) ||
1275            (pVBInfo->LCDResInfo == Panel_1024x768x75)) {
1276                pVBInfo->HDE = 1024;
1277                pVBInfo->VDE = 768;
1278        } else if ((pVBInfo->LCDResInfo == Panel_1280x1024) ||
1279                   (pVBInfo->LCDResInfo == Panel_1280x1024x75)) {
1280                pVBInfo->HDE = 1280;
1281                pVBInfo->VDE = 1024;
1282        } else if (pVBInfo->LCDResInfo == Panel_1400x1050) {
1283                pVBInfo->HDE = 1400;
1284                pVBInfo->VDE = 1050;
1285        } else {
1286                pVBInfo->HDE = 1600;
1287                pVBInfo->VDE = 1200;
1288        }
1289}
1290
1291static void XGI_ModCRT1Regs(unsigned short ModeIdIndex,
1292                            struct xgi_hw_device_info *HwDeviceExtension,
1293                            struct vb_device_info *pVBInfo)
1294{
1295        unsigned short i;
1296        struct XGI_LVDSCRT1HDataStruct const *LCDPtr = NULL;
1297        struct XGI_LVDSCRT1VDataStruct const *LCDPtr1 = NULL;
1298
1299        if (pVBInfo->VBInfo & (SetCRT2ToLCD | XGI_SetCRT2ToLCDA)) {
1300                LCDPtr = XGI_GetLcdPtr(xgifb_epllcd_crt1_h, ModeIdIndex,
1301                                       pVBInfo);
1302
1303                for (i = 0; i < 8; i++)
1304                        pVBInfo->TimingH.data[i] = LCDPtr[0].Reg[i];
1305        }
1306
1307        XGI_SetCRT1Timing_H(pVBInfo, HwDeviceExtension);
1308
1309        if (pVBInfo->VBInfo & (SetCRT2ToLCD | XGI_SetCRT2ToLCDA)) {
1310                LCDPtr1 = XGI_GetLcdPtr(xgifb_epllcd_crt1_v, ModeIdIndex,
1311                                        pVBInfo);
1312                for (i = 0; i < 7; i++)
1313                        pVBInfo->TimingV.data[i] = LCDPtr1[0].Reg[i];
1314        }
1315
1316        XGI_SetCRT1Timing_V(ModeIdIndex, pVBInfo);
1317}
1318
1319static unsigned short XGI_GetLCDCapPtr(struct vb_device_info *pVBInfo)
1320{
1321        unsigned char tempal, tempah, tempbl, i;
1322
1323        tempah = xgifb_reg_get(pVBInfo->P3d4, 0x36);
1324        tempal = tempah & 0x0F;
1325        tempah = tempah & 0xF0;
1326        i = 0;
1327        tempbl = pVBInfo->LCDCapList[i].LCD_ID;
1328
1329        while (tempbl != 0xFF) {
1330                if (tempbl & 0x80) { /* OEMUtil */
1331                        tempal = tempah;
1332                        tempbl = tempbl & ~(0x80);
1333                }
1334
1335                if (tempal == tempbl)
1336                        break;
1337
1338                i++;
1339
1340                tempbl = pVBInfo->LCDCapList[i].LCD_ID;
1341        }
1342
1343        return i;
1344}
1345
1346static unsigned short XGI_GetLCDCapPtr1(struct vb_device_info *pVBInfo)
1347{
1348        unsigned short tempah, tempal, tempbl, i;
1349
1350        tempal = pVBInfo->LCDResInfo;
1351        tempah = pVBInfo->LCDTypeInfo;
1352
1353        i = 0;
1354        tempbl = pVBInfo->LCDCapList[i].LCD_ID;
1355
1356        while (tempbl != 0xFF) {
1357                if ((tempbl & 0x80) && (tempbl != 0x80)) {
1358                        tempal = tempah;
1359                        tempbl &= ~0x80;
1360                }
1361
1362                if (tempal == tempbl)
1363                        break;
1364
1365                i++;
1366                tempbl = pVBInfo->LCDCapList[i].LCD_ID;
1367        }
1368
1369        if (tempbl == 0xFF) {
1370                pVBInfo->LCDResInfo = Panel_1024x768;
1371                pVBInfo->LCDTypeInfo = 0;
1372                i = 0;
1373        }
1374
1375        return i;
1376}
1377
1378static void XGI_GetLCDSync(unsigned short *HSyncWidth,
1379                           unsigned short *VSyncWidth,
1380                           struct vb_device_info *pVBInfo)
1381{
1382        unsigned short Index;
1383
1384        Index = XGI_GetLCDCapPtr(pVBInfo);
1385        *HSyncWidth = pVBInfo->LCDCapList[Index].LCD_HSyncWidth;
1386        *VSyncWidth = pVBInfo->LCDCapList[Index].LCD_VSyncWidth;
1387}
1388
1389static void XGI_SetLVDSRegs(unsigned short ModeIdIndex,
1390                            struct vb_device_info *pVBInfo)
1391{
1392        unsigned short tempbx, tempax, tempcx, tempdx, push1, push2, modeflag;
1393        unsigned long temp, temp1, temp2, temp3, push3;
1394        struct XGI330_LCDDataDesStruct2 const *LCDPtr1 = NULL;
1395
1396        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
1397        LCDPtr1 = XGI_GetLcdPtr(XGI_EPLLCDDesDataPtr, ModeIdIndex, pVBInfo);
1398
1399        XGI_GetLCDSync(&tempax, &tempbx, pVBInfo);
1400        push1 = tempbx;
1401        push2 = tempax;
1402
1403        /* GetLCDResInfo */
1404        if ((pVBInfo->LCDResInfo == Panel_1024x768) ||
1405            (pVBInfo->LCDResInfo == Panel_1024x768x75)) {
1406                tempax = 1024;
1407                tempbx = 768;
1408        } else if ((pVBInfo->LCDResInfo == Panel_1280x1024) ||
1409                   (pVBInfo->LCDResInfo == Panel_1280x1024x75)) {
1410                tempax = 1280;
1411                tempbx = 1024;
1412        } else if (pVBInfo->LCDResInfo == Panel_1400x1050) {
1413                tempax = 1400;
1414                tempbx = 1050;
1415        } else {
1416                tempax = 1600;
1417                tempbx = 1200;
1418        }
1419
1420        if (pVBInfo->LCDInfo & SetLCDtoNonExpanding) {
1421                pVBInfo->HDE = tempax;
1422                pVBInfo->VDE = tempbx;
1423                pVBInfo->VGAHDE = tempax;
1424                pVBInfo->VGAVDE = tempbx;
1425        }
1426
1427        tempax = pVBInfo->HT;
1428
1429        tempbx = LCDPtr1->LCDHDES;
1430
1431        tempcx = pVBInfo->HDE;
1432        tempbx = tempbx & 0x0fff;
1433        tempcx += tempbx;
1434
1435        if (tempcx >= tempax)
1436                tempcx -= tempax;
1437
1438        xgifb_reg_set(pVBInfo->Part1Port, 0x1A, tempbx & 0x07);
1439
1440        tempcx >>= 3;
1441        tempbx >>= 3;
1442
1443        xgifb_reg_set(pVBInfo->Part1Port, 0x16,
1444                      (unsigned short)(tempbx & 0xff));
1445        xgifb_reg_set(pVBInfo->Part1Port, 0x17,
1446                      (unsigned short)(tempcx & 0xff));
1447
1448        tempax = pVBInfo->HT;
1449
1450        tempbx = LCDPtr1->LCDHRS;
1451
1452        tempcx = push2;
1453
1454        if (pVBInfo->LCDInfo & EnableScalingLCD)
1455                tempcx = LCDPtr1->LCDHSync;
1456
1457        tempcx += tempbx;
1458
1459        if (tempcx >= tempax)
1460                tempcx -= tempax;
1461
1462        tempax = tempbx & 0x07;
1463        tempax >>= 5;
1464        tempcx >>= 3;
1465        tempbx >>= 3;
1466
1467        tempcx &= 0x1f;
1468        tempax |= tempcx;
1469
1470        xgifb_reg_set(pVBInfo->Part1Port, 0x15, tempax);
1471        xgifb_reg_set(pVBInfo->Part1Port, 0x14,
1472                      (unsigned short)(tempbx & 0xff));
1473
1474        tempax = pVBInfo->VT;
1475        tempbx = LCDPtr1->LCDVDES;
1476        tempcx = pVBInfo->VDE;
1477
1478        tempbx = tempbx & 0x0fff;
1479        tempcx += tempbx;
1480        if (tempcx >= tempax)
1481                tempcx -= tempax;
1482
1483        xgifb_reg_set(pVBInfo->Part1Port, 0x1b, (unsigned short)(tempbx & 0xff));
1484        xgifb_reg_set(pVBInfo->Part1Port, 0x1c, (unsigned short)(tempcx & 0xff));
1485
1486        tempbx = (tempbx >> 8) & 0x07;
1487        tempcx = (tempcx >> 8) & 0x07;
1488
1489        xgifb_reg_set(pVBInfo->Part1Port, 0x1d, (unsigned short)((tempcx << 3) |
1490                      tempbx));
1491
1492        tempax = pVBInfo->VT;
1493        tempbx = LCDPtr1->LCDVRS;
1494
1495        tempcx = push1;
1496
1497        if (pVBInfo->LCDInfo & EnableScalingLCD)
1498                tempcx = LCDPtr1->LCDVSync;
1499
1500        tempcx += tempbx;
1501        if (tempcx >= tempax)
1502                tempcx -= tempax;
1503
1504        xgifb_reg_set(pVBInfo->Part1Port, 0x18, (unsigned short)(tempbx & 0xff));
1505        xgifb_reg_and_or(pVBInfo->Part1Port, 0x19, ~0x0f, (unsigned short)(tempcx & 0x0f));
1506
1507        tempax = ((tempbx >> 8) & 0x07) << 3;
1508
1509        tempbx = pVBInfo->VGAVDE;
1510        if (tempbx != pVBInfo->VDE)
1511                tempax |= 0x40;
1512
1513        if (pVBInfo->LCDInfo & XGI_EnableLVDSDDA)
1514                tempax |= 0x40;
1515
1516        xgifb_reg_and_or(pVBInfo->Part1Port, 0x1a, 0x07, tempax);
1517
1518        tempbx = pVBInfo->VDE;
1519        tempax = pVBInfo->VGAVDE;
1520
1521        temp = tempax; /* 0430 ylshieh */
1522        temp1 = (temp << 18) / tempbx;
1523
1524        tempdx = (unsigned short)((temp << 18) % tempbx);
1525
1526        if (tempdx != 0)
1527                temp1 += 1;
1528
1529        temp2 = temp1;
1530        push3 = temp2;
1531
1532        xgifb_reg_set(pVBInfo->Part1Port, 0x37, (unsigned short)(temp2 & 0xff));
1533        xgifb_reg_set(pVBInfo->Part1Port, 0x36, (unsigned short)((temp2 >> 8) & 0xff));
1534
1535        tempbx = (unsigned short)(temp2 >> 16);
1536        tempax = tempbx & 0x03;
1537
1538        tempbx = pVBInfo->VGAVDE;
1539        if (tempbx == pVBInfo->VDE)
1540                tempax |= 0x04;
1541
1542        xgifb_reg_set(pVBInfo->Part1Port, 0x35, tempax);
1543
1544        if (pVBInfo->VBType & VB_XGI301C) {
1545                temp2 = push3;
1546                xgifb_reg_set(pVBInfo->Part4Port,
1547                              0x3c,
1548                              (unsigned short)(temp2 & 0xff));
1549                xgifb_reg_set(pVBInfo->Part4Port,
1550                              0x3b,
1551                              (unsigned short)((temp2 >> 8) &
1552                              0xff));
1553                tempbx = (unsigned short)(temp2 >> 16);
1554                xgifb_reg_and_or(pVBInfo->Part4Port, 0x3a, ~0xc0,
1555                                 (unsigned short)((tempbx & 0xff) << 6));
1556
1557                tempcx = pVBInfo->VGAVDE;
1558                if (tempcx == pVBInfo->VDE)
1559                        xgifb_reg_and_or(pVBInfo->Part4Port, 0x30, ~0x0c, 0x00);
1560                else
1561                        xgifb_reg_and_or(pVBInfo->Part4Port, 0x30, ~0x0c, 0x08);
1562        }
1563
1564        tempcx = pVBInfo->VGAHDE;
1565        tempbx = pVBInfo->HDE;
1566
1567        temp1 = tempcx << 16;
1568
1569        tempax = (unsigned short)(temp1 / tempbx);
1570
1571        if ((tempbx & 0xffff) == (tempcx & 0xffff))
1572                tempax = 65535;
1573
1574        temp3 = tempax;
1575        temp1 = pVBInfo->VGAHDE << 16;
1576
1577        temp1 /= temp3;
1578        temp3 <<= 16;
1579        temp1 -= 1;
1580
1581        temp3 = (temp3 & 0xffff0000) + (temp1 & 0xffff);
1582
1583        tempax = (unsigned short)(temp3 & 0xff);
1584        xgifb_reg_set(pVBInfo->Part1Port, 0x1f, tempax);
1585
1586        temp1 = pVBInfo->VGAVDE << 18;
1587        temp1 = temp1 / push3;
1588        tempbx = (unsigned short)(temp1 & 0xffff);
1589
1590        if (pVBInfo->LCDResInfo == Panel_1024x768)
1591                tempbx -= 1;
1592
1593        tempax = ((tempbx >> 8) & 0xff) << 3;
1594        tempax |= (unsigned short)((temp3 >> 8) & 0x07);
1595        xgifb_reg_set(pVBInfo->Part1Port, 0x20, (unsigned short)(tempax & 0xff));
1596        xgifb_reg_set(pVBInfo->Part1Port, 0x21, (unsigned short)(tempbx & 0xff));
1597
1598        temp3 >>= 16;
1599
1600        if (modeflag & HalfDCLK)
1601                temp3 >>= 1;
1602
1603        xgifb_reg_set(pVBInfo->Part1Port, 0x22, (unsigned short)((temp3 >> 8) & 0xff));
1604        xgifb_reg_set(pVBInfo->Part1Port, 0x23, (unsigned short)(temp3 & 0xff));
1605}
1606
1607/*
1608 * Function : XGI_GETLCDVCLKPtr
1609 * Input :
1610 * Output : al -> VCLK Index
1611 * Description :
1612 */
1613static void XGI_GetLCDVCLKPtr(unsigned char *di_0, unsigned char *di_1,
1614                              struct vb_device_info *pVBInfo)
1615{
1616        unsigned short index;
1617
1618        if (pVBInfo->VBInfo & (SetCRT2ToLCD | XGI_SetCRT2ToLCDA)) {
1619                index = XGI_GetLCDCapPtr1(pVBInfo);
1620
1621                if (pVBInfo->VBInfo & SetCRT2ToLCD) { /* LCDB */
1622                        *di_0 = pVBInfo->LCDCapList[index].LCUCHAR_VCLKData1;
1623                        *di_1 = pVBInfo->LCDCapList[index].LCUCHAR_VCLKData2;
1624                } else { /* LCDA */
1625                        *di_0 = pVBInfo->LCDCapList[index].LCDA_VCLKData1;
1626                        *di_1 = pVBInfo->LCDCapList[index].LCDA_VCLKData2;
1627                }
1628        }
1629}
1630
1631static unsigned char XGI_GetVCLKPtr(unsigned short RefreshRateTableIndex,
1632                                    unsigned short ModeIdIndex,
1633                                    struct vb_device_info *pVBInfo)
1634{
1635        unsigned short index, modeflag;
1636        unsigned char tempal;
1637
1638        /* si+Ext_ResInfo */
1639        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
1640
1641        if ((pVBInfo->SetFlag & ProgrammingCRT2) &&
1642            !(pVBInfo->LCDInfo & EnableScalingLCD)) { /* {LCDA/LCDB} */
1643                index = XGI_GetLCDCapPtr(pVBInfo);
1644                tempal = pVBInfo->LCDCapList[index].LCD_VCLK;
1645
1646                if (pVBInfo->VBInfo & (SetCRT2ToLCD | XGI_SetCRT2ToLCDA))
1647                        return tempal;
1648
1649                /* {TV} */
1650                if (pVBInfo->VBType &
1651                    (VB_SIS301B |
1652                     VB_SIS302B |
1653                     VB_SIS301LV |
1654                     VB_SIS302LV |
1655                     VB_XGI301C)) {
1656                        if (pVBInfo->VBInfo & SetCRT2ToHiVision) {
1657                                tempal = TVCLKBASE_315 + HiTVVCLKDIV2;
1658                                if (!(pVBInfo->TVInfo & RPLLDIV2XO))
1659                                        tempal = TVCLKBASE_315 + HiTVVCLK;
1660                                if (pVBInfo->TVInfo & TVSimuMode) {
1661                                        tempal = TVCLKBASE_315 + HiTVSimuVCLK;
1662                                        if (!(modeflag & Charx8Dot))
1663                                                tempal = TVCLKBASE_315 +
1664                                                                HiTVTextVCLK;
1665                                }
1666                                return tempal;
1667                        }
1668
1669                        if (pVBInfo->TVInfo & TVSetYPbPr750p)
1670                                return XGI_YPbPr750pVCLK;
1671
1672                        if (pVBInfo->TVInfo & TVSetYPbPr525p)
1673                                return YPbPr525pVCLK;
1674
1675                        tempal = NTSC1024VCLK;
1676
1677                        if (!(pVBInfo->TVInfo & NTSC1024x768)) {
1678                                tempal = TVCLKBASE_315 + TVVCLKDIV2;
1679                                if (!(pVBInfo->TVInfo & RPLLDIV2XO))
1680                                        tempal = TVCLKBASE_315 + TVVCLK;
1681                        }
1682
1683                        if (pVBInfo->VBInfo & SetCRT2ToTV)
1684                                return tempal;
1685                }
1686        } /* {End of VB} */
1687
1688        inb((pVBInfo->P3ca + 0x02));
1689        return XGI330_RefIndex[RefreshRateTableIndex].Ext_CRTVCLK;
1690}
1691
1692static void XGI_GetVCLKLen(unsigned char tempal, unsigned char *di_0,
1693                           unsigned char *di_1, struct vb_device_info *pVBInfo)
1694{
1695        if (pVBInfo->VBType & (VB_SIS301 | VB_SIS301B | VB_SIS302B
1696                        | VB_SIS301LV | VB_SIS302LV | VB_XGI301C)) {
1697                if (!(pVBInfo->VBInfo & XGI_SetCRT2ToLCDA) &&
1698                    (pVBInfo->SetFlag & ProgrammingCRT2)) {
1699                        *di_0 = XGI_VBVCLKData[tempal].Part4_A;
1700                        *di_1 = XGI_VBVCLKData[tempal].Part4_B;
1701                }
1702        } else {
1703                *di_0 = XGI_VCLKData[tempal].SR2B;
1704                *di_1 = XGI_VCLKData[tempal].SR2C;
1705        }
1706}
1707
1708static void XGI_SetCRT2ECLK(unsigned short ModeIdIndex,
1709                            unsigned short RefreshRateTableIndex,
1710                            struct vb_device_info *pVBInfo)
1711{
1712        unsigned char di_0, di_1, tempal;
1713        int i;
1714
1715        tempal = XGI_GetVCLKPtr(RefreshRateTableIndex, ModeIdIndex, pVBInfo);
1716        XGI_GetVCLKLen(tempal, &di_0, &di_1, pVBInfo);
1717        XGI_GetLCDVCLKPtr(&di_0, &di_1, pVBInfo);
1718
1719        for (i = 0; i < 4; i++) {
1720                xgifb_reg_and_or(pVBInfo->P3d4, 0x31, ~0x30,
1721                                 (unsigned short)(0x10 * i));
1722                if (!(pVBInfo->VBInfo & XGI_SetCRT2ToLCDA) &&
1723                    !(pVBInfo->VBInfo & SetInSlaveMode)) {
1724                        xgifb_reg_set(pVBInfo->P3c4, 0x2e, di_0);
1725                        xgifb_reg_set(pVBInfo->P3c4, 0x2f, di_1);
1726                } else {
1727                        xgifb_reg_set(pVBInfo->P3c4, 0x2b, di_0);
1728                        xgifb_reg_set(pVBInfo->P3c4, 0x2c, di_1);
1729                }
1730        }
1731}
1732
1733static void XGI_UpdateModeInfo(struct vb_device_info *pVBInfo)
1734{
1735        unsigned short tempcl, tempch, temp, tempbl, tempax;
1736
1737        if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV
1738                        | VB_SIS302LV | VB_XGI301C)) {
1739                tempcl = 0;
1740                tempch = 0;
1741                temp = xgifb_reg_get(pVBInfo->P3c4, 0x01);
1742
1743                if (!(temp & 0x20)) {
1744                        temp = xgifb_reg_get(pVBInfo->P3d4, 0x17);
1745                        if (temp & 0x80) {
1746                                temp = xgifb_reg_get(pVBInfo->P3d4, 0x53);
1747                                if (!(temp & 0x40))
1748                                        tempcl |= ActiveCRT1;
1749                        }
1750                }
1751
1752                temp = xgifb_reg_get(pVBInfo->Part1Port, 0x2e);
1753                temp &= 0x0f;
1754
1755                if (!(temp == 0x08)) {
1756                        /* Check ChannelA */
1757                        tempax = xgifb_reg_get(pVBInfo->Part1Port, 0x13);
1758                        if (tempax & 0x04)
1759                                tempcl = tempcl | ActiveLCD;
1760
1761                        temp &= 0x05;
1762
1763                        if (!(tempcl & ActiveLCD))
1764                                if (temp == 0x01)
1765                                        tempcl |= ActiveCRT2;
1766
1767                        if (temp == 0x04)
1768                                tempcl |= ActiveLCD;
1769
1770                        if (temp == 0x05) {
1771                                temp = xgifb_reg_get(pVBInfo->Part2Port, 0x00);
1772
1773                                if (!(temp & 0x08))
1774                                        tempch |= ActiveAVideo;
1775
1776                                if (!(temp & 0x04))
1777                                        tempch |= ActiveSVideo;
1778
1779                                if (temp & 0x02)
1780                                        tempch |= ActiveSCART;
1781
1782                                if (pVBInfo->VBInfo & SetCRT2ToHiVision) {
1783                                        if (temp & 0x01)
1784                                                tempch |= ActiveHiTV;
1785                                }
1786
1787                                if (pVBInfo->VBInfo & SetCRT2ToYPbPr525750) {
1788                                        temp = xgifb_reg_get(
1789                                                        pVBInfo->Part2Port,
1790                                                        0x4d);
1791
1792                                        if (temp & 0x10)
1793                                                tempch |= ActiveYPbPr;
1794                                }
1795
1796                                if (tempch != 0)
1797                                        tempcl |= ActiveTV;
1798                        }
1799                }
1800
1801                temp = xgifb_reg_get(pVBInfo->P3d4, 0x3d);
1802                if (tempcl & ActiveLCD) {
1803                        if ((pVBInfo->SetFlag & ReserveTVOption)) {
1804                                if (temp & ActiveTV)
1805                                        tempcl |= ActiveTV;
1806                        }
1807                }
1808                temp = tempcl;
1809                tempbl = ~XGI_ModeSwitchStatus;
1810                xgifb_reg_and_or(pVBInfo->P3d4, 0x3d, tempbl, temp);
1811
1812                if (!(pVBInfo->SetFlag & ReserveTVOption))
1813                        xgifb_reg_set(pVBInfo->P3d4, 0x3e, tempch);
1814        }
1815}
1816
1817void XGI_GetVBType(struct vb_device_info *pVBInfo)
1818{
1819        unsigned short flag, tempbx, tempah;
1820
1821        tempbx = VB_SIS302B;
1822        flag = xgifb_reg_get(pVBInfo->Part4Port, 0x00);
1823        if (flag == 0x02)
1824                goto finish;
1825
1826        tempbx = VB_SIS301;
1827        flag = xgifb_reg_get(pVBInfo->Part4Port, 0x01);
1828        if (flag < 0xB0)
1829                goto finish;
1830
1831        tempbx = VB_SIS301B;
1832        if (flag < 0xC0)
1833                goto bigger_than_0xB0;
1834
1835        tempbx = VB_XGI301C;
1836        if (flag < 0xD0)
1837                goto bigger_than_0xB0;
1838
1839        tempbx = VB_SIS301LV;
1840        if (flag < 0xE0)
1841                goto bigger_than_0xB0;
1842
1843        tempbx = VB_SIS302LV;
1844        tempah = xgifb_reg_get(pVBInfo->Part4Port, 0x39);
1845        if (tempah != 0xFF)
1846                tempbx = VB_XGI301C;
1847
1848bigger_than_0xB0:
1849        if (tempbx & (VB_SIS301B | VB_SIS302B)) {
1850                flag = xgifb_reg_get(pVBInfo->Part4Port, 0x23);
1851                if (!(flag & 0x02))
1852                        tempbx = tempbx | VB_NoLCD;
1853        }
1854
1855finish:
1856        pVBInfo->VBType = tempbx;
1857}
1858
1859static void XGI_GetVBInfo(unsigned short ModeIdIndex, struct vb_device_info *pVBInfo)
1860{
1861        unsigned short tempax, push, tempbx, temp, modeflag;
1862
1863        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
1864        pVBInfo->SetFlag = 0;
1865        pVBInfo->ModeType = modeflag & ModeTypeMask;
1866        tempbx = 0;
1867
1868        if (!(pVBInfo->VBType & 0xFFFF))
1869                return;
1870
1871        /* Check Display Device */
1872        temp = xgifb_reg_get(pVBInfo->P3d4, 0x30);
1873        tempbx = tempbx | temp;
1874        temp = xgifb_reg_get(pVBInfo->P3d4, 0x31);
1875        push = temp;
1876        push <<= 8;
1877        tempax = temp << 8;
1878        tempbx = tempbx | tempax;
1879        temp = SetCRT2ToDualEdge | SetCRT2ToYPbPr525750 | XGI_SetCRT2ToLCDA
1880                | SetInSlaveMode | DisableCRT2Display;
1881        temp = 0xFFFF ^ temp;
1882        tempbx &= temp;
1883
1884        temp = xgifb_reg_get(pVBInfo->P3d4, 0x38);
1885
1886        if (pVBInfo->VBType & (VB_SIS302B | VB_SIS301LV | VB_SIS302LV |
1887                               VB_XGI301C)) {
1888                if (temp & EnableDualEdge) {
1889                        tempbx |= SetCRT2ToDualEdge;
1890                        if (temp & SetToLCDA)
1891                                tempbx |= XGI_SetCRT2ToLCDA;
1892                }
1893        }
1894
1895        if (pVBInfo->VBType & (VB_SIS301LV | VB_SIS302LV | VB_XGI301C)) {
1896                if (temp & SetYPbPr) {
1897                        /* shampoo add for new scratch */
1898                        temp = xgifb_reg_get(pVBInfo->P3d4, 0x35);
1899                        temp &= YPbPrMode;
1900                        tempbx |= SetCRT2ToHiVision;
1901
1902                        if (temp != YPbPrMode1080i) {
1903                                tempbx &= ~SetCRT2ToHiVision;
1904                                tempbx |= SetCRT2ToYPbPr525750;
1905                        }
1906                }
1907        }
1908
1909        tempax = push; /* restore CR31 */
1910
1911        temp = 0x09FC;
1912
1913        if (!(tempbx & temp)) {
1914                tempax |= DisableCRT2Display;
1915                tempbx = 0;
1916        }
1917
1918        if (!(pVBInfo->VBType & VB_NoLCD)) {
1919                if (tempbx & XGI_SetCRT2ToLCDA) {
1920                        if (tempbx & SetSimuScanMode)
1921                                tempbx &= (~(SetCRT2ToLCD | SetCRT2ToRAMDAC |
1922                                             SwitchCRT2));
1923                        else
1924                                tempbx &= (~(SetCRT2ToLCD | SetCRT2ToRAMDAC |
1925                                             SetCRT2ToTV | SwitchCRT2));
1926                }
1927        }
1928
1929        /* shampoo add */
1930        /* for driver abnormal */
1931        if (!(tempbx & (SwitchCRT2 | SetSimuScanMode))) {
1932                if (tempbx & SetCRT2ToRAMDAC) {
1933                        tempbx &= (0xFF00 | SetCRT2ToRAMDAC |
1934                                   SwitchCRT2 | SetSimuScanMode);
1935                        tempbx &= (0x00FF | (~SetCRT2ToYPbPr525750));
1936                }
1937        }
1938
1939        if (!(pVBInfo->VBType & VB_NoLCD)) {
1940                if (tempbx & SetCRT2ToLCD) {
1941                        tempbx &= (0xFF00 | SetCRT2ToLCD | SwitchCRT2 |
1942                                   SetSimuScanMode);
1943                        tempbx &= (0x00FF | (~SetCRT2ToYPbPr525750));
1944                }
1945        }
1946
1947        if (tempbx & SetCRT2ToSCART) {
1948                tempbx &= (0xFF00 | SetCRT2ToSCART | SwitchCRT2 |
1949                           SetSimuScanMode);
1950                tempbx &= (0x00FF | (~SetCRT2ToYPbPr525750));
1951        }
1952
1953        if (tempbx & SetCRT2ToYPbPr525750)
1954                tempbx &= (0xFF00 | SwitchCRT2 | SetSimuScanMode);
1955
1956        if (tempbx & SetCRT2ToHiVision)
1957                tempbx &= (0xFF00 | SetCRT2ToHiVision | SwitchCRT2 |
1958                           SetSimuScanMode);
1959
1960        if (tempax & DisableCRT2Display) { /* Set Display Device Info */
1961                if (!(tempbx & (SwitchCRT2 | SetSimuScanMode)))
1962                        tempbx = DisableCRT2Display;
1963        }
1964
1965        if (!(tempbx & DisableCRT2Display)) {
1966                if (!(tempbx & DriverMode) || !(modeflag & CRT2Mode)) {
1967                        if (!(tempbx & XGI_SetCRT2ToLCDA))
1968                                tempbx |= (SetInSlaveMode | SetSimuScanMode);
1969                }
1970
1971                /* LCD+TV can't support in slave mode
1972                 * (Force LCDA+TV->LCDB)
1973                 */
1974                if ((tempbx & SetInSlaveMode) && (tempbx & XGI_SetCRT2ToLCDA)) {
1975                        tempbx ^= (SetCRT2ToLCD | XGI_SetCRT2ToLCDA |
1976                                   SetCRT2ToDualEdge);
1977                        pVBInfo->SetFlag |= ReserveTVOption;
1978                }
1979        }
1980
1981        pVBInfo->VBInfo = tempbx;
1982}
1983
1984static void XGI_GetTVInfo(unsigned short ModeIdIndex, struct vb_device_info *pVBInfo)
1985{
1986        unsigned short tempbx = 0, resinfo = 0, modeflag, index1;
1987
1988        if (pVBInfo->VBInfo & SetCRT2ToTV) {
1989                modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
1990                resinfo = XGI330_EModeIDTable[ModeIdIndex].Ext_RESINFO;
1991
1992                tempbx = xgifb_reg_get(pVBInfo->P3d4, 0x35);
1993                if (tempbx & TVSetPAL) {
1994                        tempbx &= (SetCHTVOverScan |
1995                                   TVSetPALM |
1996                                   TVSetPALN |
1997                                   TVSetPAL);
1998                        if (tempbx & TVSetPALM)
1999                                /* set to NTSC if PAL-M */
2000                                tempbx &= ~TVSetPAL;
2001                } else
2002                        tempbx &= (SetCHTVOverScan |
2003                                   TVSetNTSCJ |
2004                                   TVSetPAL);
2005
2006                if (pVBInfo->VBInfo & SetCRT2ToSCART)
2007                        tempbx |= TVSetPAL;
2008
2009                if (pVBInfo->VBInfo & SetCRT2ToYPbPr525750) {
2010                        index1 = xgifb_reg_get(pVBInfo->P3d4, 0x35);
2011                        index1 &= YPbPrMode;
2012
2013                        if (index1 == YPbPrMode525i)
2014                                tempbx |= TVSetYPbPr525i;
2015
2016                        if (index1 == YPbPrMode525p)
2017                                tempbx = tempbx | TVSetYPbPr525p;
2018                        if (index1 == YPbPrMode750p)
2019                                tempbx = tempbx | TVSetYPbPr750p;
2020                }
2021
2022                if (pVBInfo->VBInfo & SetCRT2ToHiVision)
2023                        tempbx = tempbx | TVSetHiVision | TVSetPAL;
2024
2025                if ((pVBInfo->VBInfo & SetInSlaveMode) &&
2026                    (!(pVBInfo->VBInfo & SetNotSimuMode)))
2027                        tempbx |= TVSimuMode;
2028
2029                if (!(tempbx & TVSetPAL) && (modeflag > 13) && (resinfo == 8))
2030                        /* NTSC 1024x768, */
2031                        tempbx |= NTSC1024x768;
2032
2033                tempbx |= RPLLDIV2XO;
2034
2035                if (pVBInfo->VBInfo & SetCRT2ToHiVision) {
2036                        if (pVBInfo->VBInfo & SetInSlaveMode)
2037                                tempbx &= (~RPLLDIV2XO);
2038                } else if (tempbx & (TVSetYPbPr525p | TVSetYPbPr750p)) {
2039                        tempbx &= (~RPLLDIV2XO);
2040                } else if (!(pVBInfo->VBType & (VB_SIS301B | VB_SIS302B |
2041                                                VB_SIS301LV | VB_SIS302LV |
2042                                                VB_XGI301C))) {
2043                        if (tempbx & TVSimuMode)
2044                                tempbx &= (~RPLLDIV2XO);
2045                }
2046        }
2047        pVBInfo->TVInfo = tempbx;
2048}
2049
2050static unsigned char XGI_GetLCDInfo(unsigned short ModeIdIndex,
2051                                    struct vb_device_info *pVBInfo)
2052{
2053        unsigned short temp, tempax, tempbx, resinfo = 0, LCDIdIndex;
2054
2055        pVBInfo->LCDResInfo = 0;
2056        pVBInfo->LCDTypeInfo = 0;
2057        pVBInfo->LCDInfo = 0;
2058
2059        /* si+Ext_ResInfo */
2060        resinfo = XGI330_EModeIDTable[ModeIdIndex].Ext_RESINFO;
2061        temp = xgifb_reg_get(pVBInfo->P3d4, 0x36); /* Get LCD Res.Info */
2062        tempbx = temp & 0x0F;
2063
2064        if (tempbx == 0)
2065                tempbx = Panel_1024x768; /* default */
2066
2067        /* LCD75 */
2068        if ((tempbx == Panel_1024x768) || (tempbx == Panel_1280x1024)) {
2069                if (pVBInfo->VBInfo & DriverMode) {
2070                        tempax = xgifb_reg_get(pVBInfo->P3d4, 0x33);
2071                        if (pVBInfo->VBInfo & XGI_SetCRT2ToLCDA)
2072                                tempax &= 0x0F;
2073                        else
2074                                tempax >>= 4;
2075
2076                        if ((resinfo == 6) || (resinfo == 9)) {
2077                                if (tempax >= 3)
2078                                        tempbx |= PanelRef75Hz;
2079                        } else if ((resinfo == 7) || (resinfo == 8)) {
2080                                if (tempax >= 4)
2081                                        tempbx |= PanelRef75Hz;
2082                        }
2083                }
2084        }
2085
2086        pVBInfo->LCDResInfo = tempbx;
2087
2088        /* End of LCD75 */
2089
2090        if (!(pVBInfo->VBInfo & (SetCRT2ToLCD | XGI_SetCRT2ToLCDA)))
2091                return 0;
2092
2093        tempbx = 0;
2094
2095        temp = xgifb_reg_get(pVBInfo->P3d4, 0x37);
2096
2097        temp &= (ScalingLCD | LCDNonExpanding | LCDSyncBit | SetPWDEnable);
2098
2099        tempbx |= temp;
2100
2101        LCDIdIndex = XGI_GetLCDCapPtr1(pVBInfo);
2102
2103        tempax = pVBInfo->LCDCapList[LCDIdIndex].LCD_Capability;
2104
2105        if (((pVBInfo->VBType & VB_SIS302LV) ||
2106             (pVBInfo->VBType & VB_XGI301C)) && (tempax & XGI_LCDDualLink))
2107                tempbx |= SetLCDDualLink;
2108
2109        if ((pVBInfo->LCDResInfo == Panel_1400x1050) &&
2110            (pVBInfo->VBInfo & SetCRT2ToLCD) && (resinfo == 9) &&
2111            !(tempbx & EnableScalingLCD))
2112                /*
2113                 * set to center in 1280x1024 LCDB
2114                 * for Panel_1400x1050
2115                 */
2116                tempbx |= SetLCDtoNonExpanding;
2117
2118        if (pVBInfo->VBInfo & SetInSlaveMode) {
2119                if (pVBInfo->VBInfo & SetNotSimuMode)
2120                        tempbx |= XGI_LCDVESATiming;
2121        } else {
2122                tempbx |= XGI_LCDVESATiming;
2123        }
2124
2125        pVBInfo->LCDInfo = tempbx;
2126
2127        return 1;
2128}
2129
2130unsigned char XGI_SearchModeID(unsigned short ModeNo,
2131                               unsigned short *ModeIdIndex)
2132{
2133        for (*ModeIdIndex = 0;; (*ModeIdIndex)++) {
2134                if (XGI330_EModeIDTable[*ModeIdIndex].Ext_ModeID == ModeNo)
2135                        break;
2136                if (XGI330_EModeIDTable[*ModeIdIndex].Ext_ModeID == 0xFF)
2137                        return 0;
2138        }
2139
2140        return 1;
2141}
2142
2143static unsigned char XG21GPIODataTransfer(unsigned char ujDate)
2144{
2145        unsigned char ujRet = 0;
2146        unsigned char i = 0;
2147
2148        for (i = 0; i < 8; i++) {
2149                ujRet <<= 1;
2150                ujRet |= (ujDate >> i) & 1;
2151        }
2152
2153        return ujRet;
2154}
2155
2156/*
2157 * output
2158 *      bl[5] : LVDS signal
2159 *      bl[1] : LVDS backlight
2160 *      bl[0] : LVDS VDD
2161 */
2162static unsigned char XGI_XG21GetPSCValue(struct vb_device_info *pVBInfo)
2163{
2164        unsigned char CR4A, temp;
2165
2166        CR4A = xgifb_reg_get(pVBInfo->P3d4, 0x4A);
2167        xgifb_reg_and(pVBInfo->P3d4, 0x4A, ~0x23); /* enable GPIO write */
2168
2169        temp = xgifb_reg_get(pVBInfo->P3d4, 0x48);
2170
2171        temp = XG21GPIODataTransfer(temp);
2172        temp &= 0x23;
2173        xgifb_reg_set(pVBInfo->P3d4, 0x4A, CR4A);
2174        return temp;
2175}
2176
2177/*
2178 * output
2179 *      bl[5] : LVDS signal
2180 *      bl[1] : LVDS backlight
2181 *      bl[0] : LVDS VDD
2182 */
2183static unsigned char XGI_XG27GetPSCValue(struct vb_device_info *pVBInfo)
2184{
2185        unsigned char CR4A, CRB4, temp;
2186
2187        CR4A = xgifb_reg_get(pVBInfo->P3d4, 0x4A);
2188        xgifb_reg_and(pVBInfo->P3d4, 0x4A, ~0x0C); /* enable GPIO write */
2189
2190        temp = xgifb_reg_get(pVBInfo->P3d4, 0x48);
2191
2192        temp &= 0x0C;
2193        temp >>= 2;
2194        xgifb_reg_set(pVBInfo->P3d4, 0x4A, CR4A);
2195        CRB4 = xgifb_reg_get(pVBInfo->P3d4, 0xB4);
2196        temp |= ((CRB4 & 0x04) << 3);
2197        return temp;
2198}
2199
2200/*
2201 * input
2202 *      bl[5] : 1;LVDS signal on
2203 *      bl[1] : 1;LVDS backlight on
2204 *      bl[0] : 1:LVDS VDD on
2205 *      bh: 100000b : clear bit 5, to set bit5
2206 *          000010b : clear bit 1, to set bit1
2207 *          000001b : clear bit 0, to set bit0
2208 */
2209static void XGI_XG21BLSignalVDD(unsigned short tempbh, unsigned short tempbl,
2210                                struct vb_device_info *pVBInfo)
2211{
2212        unsigned char CR4A, temp;
2213
2214        CR4A = xgifb_reg_get(pVBInfo->P3d4, 0x4A);
2215        tempbh &= 0x23;
2216        tempbl &= 0x23;
2217        xgifb_reg_and(pVBInfo->P3d4, 0x4A, ~tempbh); /* enable GPIO write */
2218
2219        if (tempbh & 0x20) {
2220                temp = (tempbl >> 4) & 0x02;
2221
2222                /* CR B4[1] */
2223                xgifb_reg_and_or(pVBInfo->P3d4, 0xB4, ~0x02, temp);
2224        }
2225
2226        temp = xgifb_reg_get(pVBInfo->P3d4, 0x48);
2227
2228        temp = XG21GPIODataTransfer(temp);
2229        temp &= ~tempbh;
2230        temp |= tempbl;
2231        xgifb_reg_set(pVBInfo->P3d4, 0x48, temp);
2232}
2233
2234static void XGI_XG27BLSignalVDD(unsigned short tempbh, unsigned short tempbl,
2235                                struct vb_device_info *pVBInfo)
2236{
2237        unsigned char CR4A, temp;
2238        unsigned short tempbh0, tempbl0;
2239
2240        tempbh0 = tempbh;
2241        tempbl0 = tempbl;
2242        tempbh0 &= 0x20;
2243        tempbl0 &= 0x20;
2244        tempbh0 >>= 3;
2245        tempbl0 >>= 3;
2246
2247        if (tempbh & 0x20) {
2248                temp = (tempbl >> 4) & 0x02;
2249
2250                /* CR B4[1] */
2251                xgifb_reg_and_or(pVBInfo->P3d4, 0xB4, ~0x02, temp);
2252        }
2253        xgifb_reg_and_or(pVBInfo->P3d4, 0xB4, ~tempbh0, tempbl0);
2254
2255        CR4A = xgifb_reg_get(pVBInfo->P3d4, 0x4A);
2256        tempbh &= 0x03;
2257        tempbl &= 0x03;
2258        tempbh <<= 2;
2259        tempbl <<= 2; /* GPIOC,GPIOD */
2260        xgifb_reg_and(pVBInfo->P3d4, 0x4A, ~tempbh); /* enable GPIO write */
2261        xgifb_reg_and_or(pVBInfo->P3d4, 0x48, ~tempbh, tempbl);
2262}
2263
2264static void XGI_DisplayOn(struct xgifb_video_info *xgifb_info,
2265                          struct xgi_hw_device_info *pXGIHWDE,
2266                          struct vb_device_info *pVBInfo)
2267{
2268        xgifb_reg_and_or(pVBInfo->P3c4, 0x01, 0xDF, 0x00);
2269        if (pXGIHWDE->jChipType == XG21) {
2270                if (pVBInfo->IF_DEF_LVDS == 1) {
2271                        if (!(XGI_XG21GetPSCValue(pVBInfo) & 0x1)) {
2272                                /* LVDS VDD on */
2273                                XGI_XG21BLSignalVDD(0x01, 0x01, pVBInfo);
2274                                mdelay(xgifb_info->lvds_data.PSC_S2);
2275                        }
2276                        if (!(XGI_XG21GetPSCValue(pVBInfo) & 0x20))
2277                                /* LVDS signal on */
2278                                XGI_XG21BLSignalVDD(0x20, 0x20, pVBInfo);
2279                        mdelay(xgifb_info->lvds_data.PSC_S3);
2280                        /* LVDS backlight on */
2281                        XGI_XG21BLSignalVDD(0x02, 0x02, pVBInfo);
2282                } else {
2283                        /* DVO/DVI signal on */
2284                        XGI_XG21BLSignalVDD(0x20, 0x20, pVBInfo);
2285                }
2286        }
2287
2288        if (pXGIHWDE->jChipType == XG27) {
2289                if (pVBInfo->IF_DEF_LVDS == 1) {
2290                        if (!(XGI_XG27GetPSCValue(pVBInfo) & 0x1)) {
2291                                /* LVDS VDD on */
2292                                XGI_XG27BLSignalVDD(0x01, 0x01, pVBInfo);
2293                                mdelay(xgifb_info->lvds_data.PSC_S2);
2294                        }
2295                        if (!(XGI_XG27GetPSCValue(pVBInfo) & 0x20))
2296                                /* LVDS signal on */
2297                                XGI_XG27BLSignalVDD(0x20, 0x20, pVBInfo);
2298                        mdelay(xgifb_info->lvds_data.PSC_S3);
2299                        /* LVDS backlight on */
2300                        XGI_XG27BLSignalVDD(0x02, 0x02, pVBInfo);
2301                } else {
2302                        /* DVO/DVI signal on */
2303                        XGI_XG27BLSignalVDD(0x20, 0x20, pVBInfo);
2304                }
2305        }
2306}
2307
2308void XGI_DisplayOff(struct xgifb_video_info *xgifb_info,
2309                    struct xgi_hw_device_info *pXGIHWDE,
2310                    struct vb_device_info *pVBInfo)
2311{
2312        if (pXGIHWDE->jChipType == XG21) {
2313                if (pVBInfo->IF_DEF_LVDS == 1) {
2314                        /* LVDS backlight off */
2315                        XGI_XG21BLSignalVDD(0x02, 0x00, pVBInfo);
2316                        mdelay(xgifb_info->lvds_data.PSC_S3);
2317                } else {
2318                        /* DVO/DVI signal off */
2319                        XGI_XG21BLSignalVDD(0x20, 0x00, pVBInfo);
2320                }
2321        }
2322
2323        if (pXGIHWDE->jChipType == XG27) {
2324                if ((XGI_XG27GetPSCValue(pVBInfo) & 0x2)) {
2325                        /* LVDS backlight off */
2326                        XGI_XG27BLSignalVDD(0x02, 0x00, pVBInfo);
2327                        mdelay(xgifb_info->lvds_data.PSC_S3);
2328                }
2329
2330                if (pVBInfo->IF_DEF_LVDS == 0)
2331                        /* DVO/DVI signal off */
2332                        XGI_XG27BLSignalVDD(0x20, 0x00, pVBInfo);
2333        }
2334
2335        xgifb_reg_and_or(pVBInfo->P3c4, 0x01, 0xDF, 0x20);
2336}
2337
2338static void XGI_WaitDisply(struct vb_device_info *pVBInfo)
2339{
2340        while ((inb(pVBInfo->P3da) & 0x01))
2341                break;
2342
2343        while (!(inb(pVBInfo->P3da) & 0x01))
2344                break;
2345}
2346
2347static void XGI_AutoThreshold(struct vb_device_info *pVBInfo)
2348{
2349        xgifb_reg_or(pVBInfo->Part1Port, 0x01, 0x40);
2350}
2351
2352static void XGI_SaveCRT2Info(unsigned short ModeNo,
2353                             struct vb_device_info *pVBInfo)
2354{
2355        unsigned short temp1, temp2;
2356
2357        /* reserve CR34 for CRT1 Mode No */
2358        xgifb_reg_set(pVBInfo->P3d4, 0x34, ModeNo);
2359        temp1 = (pVBInfo->VBInfo & SetInSlaveMode) >> 8;
2360        temp2 = ~(SetInSlaveMode >> 8);
2361        xgifb_reg_and_or(pVBInfo->P3d4, 0x31, temp2, temp1);
2362}
2363
2364static void XGI_GetCRT2ResInfo(unsigned short ModeIdIndex,
2365                               struct vb_device_info *pVBInfo)
2366{
2367        unsigned short xres, yres, modeflag, resindex;
2368
2369        resindex = XGI330_EModeIDTable[ModeIdIndex].Ext_RESINFO;
2370        xres = XGI330_ModeResInfo[resindex].HTotal; /* xres->ax */
2371        yres = XGI330_ModeResInfo[resindex].VTotal; /* yres->bx */
2372        /* si+St_ModeFlag */
2373        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
2374
2375        if (modeflag & HalfDCLK)
2376                xres *= 2;
2377
2378        if (modeflag & DoubleScanMode)
2379                yres *= 2;
2380
2381        if (!(pVBInfo->VBInfo & SetCRT2ToLCD))
2382                goto exit;
2383
2384        if (pVBInfo->LCDResInfo == Panel_1600x1200) {
2385                if (!(pVBInfo->LCDInfo & XGI_LCDVESATiming)) {
2386                        if (yres == 1024)
2387                                yres = 1056;
2388                }
2389        }
2390
2391        if (pVBInfo->LCDResInfo == Panel_1280x1024) {
2392                if (yres == 400)
2393                        yres = 405;
2394                else if (yres == 350)
2395                        yres = 360;
2396
2397                if (pVBInfo->LCDInfo & XGI_LCDVESATiming) {
2398                        if (yres == 360)
2399                                yres = 375;
2400                }
2401        }
2402
2403        if (pVBInfo->LCDResInfo == Panel_1024x768) {
2404                if (!(pVBInfo->LCDInfo & XGI_LCDVESATiming)) {
2405                        if (!(pVBInfo->LCDInfo & LCDNonExpanding)) {
2406                                if (yres == 350)
2407                                        yres = 357;
2408                                else if (yres == 400)
2409                                        yres = 420;
2410                                else if (yres == 480)
2411                                        yres = 525;
2412                        }
2413                }
2414        }
2415
2416        if (xres == 720)
2417                xres = 640;
2418
2419exit:
2420        pVBInfo->VGAHDE = xres;
2421        pVBInfo->HDE = xres;
2422        pVBInfo->VGAVDE = yres;
2423        pVBInfo->VDE = yres;
2424}
2425
2426static unsigned char XGI_IsLCDDualLink(struct vb_device_info *pVBInfo)
2427{
2428        if ((pVBInfo->VBInfo & (SetCRT2ToLCD | XGI_SetCRT2ToLCDA)) &&
2429            (pVBInfo->LCDInfo & SetLCDDualLink)) /* shampoo0129 */
2430                return 1;
2431
2432        return 0;
2433}
2434
2435static void XGI_GetRAMDAC2DATA(unsigned short ModeIdIndex,
2436                               unsigned short RefreshRateTableIndex,
2437                               struct vb_device_info *pVBInfo)
2438{
2439        unsigned short tempax, tempbx, temp1, temp2, modeflag = 0, tempcx,
2440                        CRT1Index;
2441
2442        pVBInfo->RVBHCMAX = 1;
2443        pVBInfo->RVBHCFACT = 1;
2444        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
2445        CRT1Index = XGI330_RefIndex[RefreshRateTableIndex].Ext_CRT1CRTC;
2446        CRT1Index &= IndexMask;
2447        temp1 = (unsigned short)XGI_CRT1Table[CRT1Index].CR[0];
2448        temp2 = (unsigned short)XGI_CRT1Table[CRT1Index].CR[5];
2449        tempax = (temp1 & 0xFF) | ((temp2 & 0x03) << 8);
2450        tempbx = (unsigned short)XGI_CRT1Table[CRT1Index].CR[8];
2451        tempcx = (unsigned short)XGI_CRT1Table[CRT1Index].CR[14] << 8;
2452        tempcx &= 0x0100;
2453        tempcx <<= 2;
2454        tempbx |= tempcx;
2455        temp1 = (unsigned short)XGI_CRT1Table[CRT1Index].CR[9];
2456
2457        if (temp1 & 0x01)
2458                tempbx |= 0x0100;
2459
2460        if (temp1 & 0x20)
2461                tempbx |= 0x0200;
2462        tempax += 5;
2463
2464        if (modeflag & Charx8Dot)
2465                tempax *= 8;
2466        else
2467                tempax *= 9;
2468
2469        pVBInfo->VGAHT = tempax;
2470        pVBInfo->HT = tempax;
2471        tempbx++;
2472        pVBInfo->VGAVT = tempbx;
2473        pVBInfo->VT = tempbx;
2474}
2475
2476static void XGI_GetCRT2Data(unsigned short ModeIdIndex,
2477                            unsigned short RefreshRateTableIndex,
2478                            struct vb_device_info *pVBInfo)
2479{
2480        unsigned short tempax = 0, tempbx = 0, modeflag, resinfo;
2481
2482        struct SiS_LCDData const *LCDPtr = NULL;
2483
2484        /* si+Ext_ResInfo */
2485        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
2486        resinfo = XGI330_EModeIDTable[ModeIdIndex].Ext_RESINFO;
2487        pVBInfo->NewFlickerMode = 0;
2488        pVBInfo->RVBHRS = 50;
2489
2490        if (pVBInfo->VBInfo & SetCRT2ToRAMDAC) {
2491                XGI_GetRAMDAC2DATA(ModeIdIndex, RefreshRateTableIndex, pVBInfo);
2492                return;
2493        }
2494
2495        if (pVBInfo->VBInfo & (SetCRT2ToLCD | XGI_SetCRT2ToLCDA)) {
2496                LCDPtr = XGI_GetLcdPtr(XGI_LCDDataTable, ModeIdIndex,
2497                                       pVBInfo);
2498
2499                pVBInfo->RVBHCMAX = LCDPtr->RVBHCMAX;
2500                pVBInfo->RVBHCFACT = LCDPtr->RVBHCFACT;
2501                pVBInfo->VGAHT = LCDPtr->VGAHT;
2502                pVBInfo->VGAVT = LCDPtr->VGAVT;
2503                pVBInfo->HT = LCDPtr->LCDHT;
2504                pVBInfo->VT = LCDPtr->LCDVT;
2505
2506                if (pVBInfo->LCDResInfo == Panel_1024x768) {
2507                        tempax = 1024;
2508                        tempbx = 768;
2509
2510                        if (!(pVBInfo->LCDInfo & XGI_LCDVESATiming)) {
2511                                if (pVBInfo->VGAVDE == 357)
2512                                        tempbx = 527;
2513                                else if (pVBInfo->VGAVDE == 420)
2514                                        tempbx = 620;
2515                                else if (pVBInfo->VGAVDE == 525)
2516                                        tempbx = 775;
2517                                else if (pVBInfo->VGAVDE == 600)
2518                                        tempbx = 775;
2519                        }
2520                } else if (pVBInfo->LCDResInfo == Panel_1024x768x75) {
2521                        tempax = 1024;
2522                        tempbx = 768;
2523                } else if (pVBInfo->LCDResInfo == Panel_1280x1024) {
2524                        tempax = 1280;
2525                        if (pVBInfo->VGAVDE == 360)
2526                                tempbx = 768;
2527                        else if (pVBInfo->VGAVDE == 375)
2528                                tempbx = 800;
2529                        else if (pVBInfo->VGAVDE == 405)
2530                                tempbx = 864;
2531                        else
2532                                tempbx = 1024;
2533                } else if (pVBInfo->LCDResInfo == Panel_1280x1024x75) {
2534                        tempax = 1280;
2535                        tempbx = 1024;
2536                } else if (pVBInfo->LCDResInfo == Panel_1280x960) {
2537                        tempax = 1280;
2538                        if (pVBInfo->VGAVDE == 350)
2539                                tempbx = 700;
2540                        else if (pVBInfo->VGAVDE == 400)
2541                                tempbx = 800;
2542                        else if (pVBInfo->VGAVDE == 1024)
2543                                tempbx = 960;
2544                        else
2545                                tempbx = 960;
2546                } else if (pVBInfo->LCDResInfo == Panel_1400x1050) {
2547                        tempax = 1400;
2548                        tempbx = 1050;
2549
2550                        if (pVBInfo->VGAVDE == 1024) {
2551                                tempax = 1280;
2552                                tempbx = 1024;
2553                        }
2554                } else if (pVBInfo->LCDResInfo == Panel_1600x1200) {
2555                        tempax = 1600;
2556                        tempbx = 1200; /* alan 10/14/2003 */
2557                        if (!(pVBInfo->LCDInfo & XGI_LCDVESATiming)) {
2558                                if (pVBInfo->VGAVDE == 350)
2559                                        tempbx = 875;
2560                                else if (pVBInfo->VGAVDE == 400)
2561                                        tempbx = 1000;
2562                        }
2563                }
2564
2565                if (pVBInfo->LCDInfo & LCDNonExpanding) {
2566                        tempax = pVBInfo->VGAHDE;
2567                        tempbx = pVBInfo->VGAVDE;
2568                }
2569
2570                pVBInfo->HDE = tempax;
2571                pVBInfo->VDE = tempbx;
2572                return;
2573        }
2574
2575        if (pVBInfo->VBInfo & (SetCRT2ToTV)) {
2576                struct SiS_TVData const *TVPtr;
2577
2578                TVPtr = XGI_GetTVPtr(ModeIdIndex, RefreshRateTableIndex,
2579                                     pVBInfo);
2580
2581                pVBInfo->RVBHCMAX = TVPtr->RVBHCMAX;
2582                pVBInfo->RVBHCFACT = TVPtr->RVBHCFACT;
2583                pVBInfo->VGAHT = TVPtr->VGAHT;
2584                pVBInfo->VGAVT = TVPtr->VGAVT;
2585                pVBInfo->HDE = TVPtr->TVHDE;
2586                pVBInfo->VDE = TVPtr->TVVDE;
2587                pVBInfo->RVBHRS = TVPtr->RVBHRS;
2588                pVBInfo->NewFlickerMode = TVPtr->FlickerMode;
2589
2590                if (pVBInfo->VBInfo & SetCRT2ToHiVision) {
2591                        if (resinfo == 0x08)
2592                                pVBInfo->NewFlickerMode = 0x40;
2593                        else if (resinfo == 0x09)
2594                                pVBInfo->NewFlickerMode = 0x40;
2595                        else if (resinfo == 0x12)
2596                                pVBInfo->NewFlickerMode = 0x40;
2597
2598                        if (pVBInfo->VGAVDE == 350)
2599                                pVBInfo->TVInfo |= TVSimuMode;
2600
2601                        tempax = ExtHiTVHT;
2602                        tempbx = ExtHiTVVT;
2603
2604                        if (pVBInfo->VBInfo & SetInSlaveMode) {
2605                                if (pVBInfo->TVInfo & TVSimuMode) {
2606                                        tempax = StHiTVHT;
2607                                        tempbx = StHiTVVT;
2608
2609                                        if (!(modeflag & Charx8Dot)) {
2610                                                tempax = StHiTextTVHT;
2611                                                tempbx = StHiTextTVVT;
2612                                        }
2613                                }
2614                        }
2615                } else if (pVBInfo->VBInfo & SetCRT2ToYPbPr525750) {
2616                        if (pVBInfo->TVInfo & TVSetYPbPr750p) {
2617                                tempax = YPbPrTV750pHT; /* Ext750pTVHT */
2618                                tempbx = YPbPrTV750pVT; /* Ext750pTVVT */
2619                        }
2620
2621                        if (pVBInfo->TVInfo & TVSetYPbPr525p) {
2622                                tempax = YPbPrTV525pHT; /* Ext525pTVHT */
2623                                tempbx = YPbPrTV525pVT; /* Ext525pTVVT */
2624                        } else if (pVBInfo->TVInfo & TVSetYPbPr525i) {
2625                                tempax = YPbPrTV525iHT; /* Ext525iTVHT */
2626                                tempbx = YPbPrTV525iVT; /* Ext525iTVVT */
2627                                if (pVBInfo->TVInfo & NTSC1024x768)
2628                                        tempax = NTSC1024x768HT;
2629                        }
2630                } else {
2631                        tempax = PALHT;
2632                        tempbx = PALVT;
2633                        if (!(pVBInfo->TVInfo & TVSetPAL)) {
2634                                tempax = NTSCHT;
2635                                tempbx = NTSCVT;
2636                                if (pVBInfo->TVInfo & NTSC1024x768)
2637                                        tempax = NTSC1024x768HT;
2638                        }
2639                }
2640
2641                pVBInfo->HT = tempax;
2642                pVBInfo->VT = tempbx;
2643        }
2644}
2645
2646static void XGI_SetCRT2VCLK(unsigned short ModeIdIndex,
2647                            unsigned short RefreshRateTableIndex,
2648                            struct vb_device_info *pVBInfo)
2649{
2650        unsigned char di_0, di_1, tempal;
2651
2652        tempal = XGI_GetVCLKPtr(RefreshRateTableIndex, ModeIdIndex, pVBInfo);
2653        XGI_GetVCLKLen(tempal, &di_0, &di_1, pVBInfo);
2654        XGI_GetLCDVCLKPtr(&di_0, &di_1, pVBInfo);
2655
2656        if (pVBInfo->VBType & VB_SIS301) { /* shampoo 0129 */
2657                /* 301 */
2658                xgifb_reg_set(pVBInfo->Part4Port, 0x0A, 0x10);
2659                xgifb_reg_set(pVBInfo->Part4Port, 0x0B, di_1);
2660                xgifb_reg_set(pVBInfo->Part4Port, 0x0A, di_0);
2661        } else { /* 301b/302b/301lv/302lv */
2662                xgifb_reg_set(pVBInfo->Part4Port, 0x0A, di_0);
2663                xgifb_reg_set(pVBInfo->Part4Port, 0x0B, di_1);
2664        }
2665
2666        xgifb_reg_set(pVBInfo->Part4Port, 0x00, 0x12);
2667
2668        if (pVBInfo->VBInfo & SetCRT2ToRAMDAC)
2669                xgifb_reg_or(pVBInfo->Part4Port, 0x12, 0x28);
2670        else
2671                xgifb_reg_or(pVBInfo->Part4Port, 0x12, 0x08);
2672}
2673
2674static unsigned short XGI_GetColorDepth(unsigned short ModeIdIndex)
2675{
2676        unsigned short ColorDepth[6] = { 1, 2, 4, 4, 6, 8 };
2677        short index;
2678        unsigned short modeflag;
2679
2680        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
2681        index = (modeflag & ModeTypeMask) - ModeEGA;
2682
2683        if (index < 0)
2684                index = 0;
2685
2686        return ColorDepth[index];
2687}
2688
2689static unsigned short XGI_GetOffset(unsigned short ModeNo,
2690                                    unsigned short ModeIdIndex,
2691                unsigned short RefreshRateTableIndex)
2692{
2693        unsigned short temp, colordepth, modeinfo, index, infoflag,
2694                        ColorDepth[] = { 0x01, 0x02, 0x04 };
2695
2696        modeinfo = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeInfo;
2697        infoflag = XGI330_RefIndex[RefreshRateTableIndex].Ext_InfoFlag;
2698
2699        index = (modeinfo >> 8) & 0xFF;
2700
2701        temp = XGI330_ScreenOffset[index];
2702
2703        if (infoflag & InterlaceMode)
2704                temp <<= 1;
2705
2706        colordepth = XGI_GetColorDepth(ModeIdIndex);
2707
2708        if ((ModeNo >= 0x7C) && (ModeNo <= 0x7E)) {
2709                temp = ModeNo - 0x7C;
2710                colordepth = ColorDepth[temp];
2711                temp = 0x6B;
2712                if (infoflag & InterlaceMode)
2713                        temp <<= 1;
2714        }
2715        return temp * colordepth;
2716}
2717
2718static void XGI_SetCRT2Offset(unsigned short ModeNo,
2719                              unsigned short ModeIdIndex,
2720                              unsigned short RefreshRateTableIndex,
2721                              struct vb_device_info *pVBInfo)
2722{
2723        unsigned short offset;
2724        unsigned char temp;
2725
2726        if (pVBInfo->VBInfo & SetInSlaveMode)
2727                return;
2728
2729        offset = XGI_GetOffset(ModeNo, ModeIdIndex, RefreshRateTableIndex);
2730        temp = (unsigned char)(offset & 0xFF);
2731        xgifb_reg_set(pVBInfo->Part1Port, 0x07, temp);
2732        temp = (unsigned char)((offset & 0xFF00) >> 8);
2733        xgifb_reg_set(pVBInfo->Part1Port, 0x09, temp);
2734        temp = (unsigned char)(((offset >> 3) & 0xFF) + 1);
2735        xgifb_reg_set(pVBInfo->Part1Port, 0x03, temp);
2736}
2737
2738static void XGI_SetCRT2FIFO(struct vb_device_info *pVBInfo)
2739{
2740        /* threshold high ,disable auto threshold */
2741        xgifb_reg_set(pVBInfo->Part1Port, 0x01, 0x3B);
2742        /* threshold low default 04h */
2743        xgifb_reg_and_or(pVBInfo->Part1Port, 0x02, ~(0x3F), 0x04);
2744}
2745
2746static void XGI_PreSetGroup1(unsigned short ModeNo, unsigned short ModeIdIndex,
2747                             unsigned short RefreshRateTableIndex,
2748                             struct vb_device_info *pVBInfo)
2749{
2750        u8 tempcx;
2751
2752        XGI_SetCRT2Offset(ModeNo, ModeIdIndex, RefreshRateTableIndex, pVBInfo);
2753        XGI_SetCRT2FIFO(pVBInfo);
2754
2755        for (tempcx = 4; tempcx < 7; tempcx++)
2756                xgifb_reg_set(pVBInfo->Part1Port, tempcx, 0x0);
2757
2758        xgifb_reg_set(pVBInfo->Part1Port, 0x50, 0x00);
2759        xgifb_reg_set(pVBInfo->Part1Port, 0x02, 0x44); /* temp 0206 */
2760}
2761
2762static void XGI_SetGroup1(unsigned short ModeIdIndex,
2763                          unsigned short RefreshRateTableIndex,
2764                          struct vb_device_info *pVBInfo)
2765{
2766        unsigned short temp = 0, tempax = 0, tempbx = 0, tempcx = 0,
2767                        pushbx = 0, CRT1Index, modeflag;
2768
2769        CRT1Index = XGI330_RefIndex[RefreshRateTableIndex].Ext_CRT1CRTC;
2770        CRT1Index &= IndexMask;
2771        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
2772
2773        /* bainy change table name */
2774        if (modeflag & HalfDCLK) {
2775                /* BTVGA2HT 0x08,0x09 */
2776                temp = (pVBInfo->VGAHT / 2 - 1) & 0x0FF;
2777                xgifb_reg_set(pVBInfo->Part1Port, 0x08, temp);
2778                temp = (((pVBInfo->VGAHT / 2 - 1) & 0xFF00) >> 8) << 4;
2779                xgifb_reg_and_or(pVBInfo->Part1Port, 0x09, ~0x0F0, temp);
2780                /* BTVGA2HDEE 0x0A,0x0C */
2781                temp = (pVBInfo->VGAHDE / 2 + 16) & 0x0FF;
2782                xgifb_reg_set(pVBInfo->Part1Port, 0x0A, temp);
2783                tempcx = ((pVBInfo->VGAHT - pVBInfo->VGAHDE) / 2) >> 2;
2784                pushbx = pVBInfo->VGAHDE / 2 + 16;
2785                tempcx >>= 1;
2786                tempbx = pushbx + tempcx; /* bx BTVGA@HRS 0x0B,0x0C */
2787                tempcx += tempbx;
2788
2789                if (pVBInfo->VBInfo & SetCRT2ToRAMDAC) {
2790                        tempbx = XGI_CRT1Table[CRT1Index].CR[4];
2791                        tempbx |= ((XGI_CRT1Table[CRT1Index].CR[14] &
2792                                                0xC0) << 2);
2793                        tempbx = (tempbx - 3) << 3; /* (VGAHRS-3)*8 */
2794                        tempcx = XGI_CRT1Table[CRT1Index].CR[5];
2795                        tempcx &= 0x1F;
2796                        temp = XGI_CRT1Table[CRT1Index].CR[15];
2797                        temp = (temp & 0x04) << (5 - 2); /* VGAHRE D[5] */
2798                        tempcx = ((tempcx | temp) - 3) << 3; /* (VGAHRE-3)*8 */
2799                }
2800
2801                tempbx += 4;
2802                tempcx += 4;
2803
2804                if (tempcx > (pVBInfo->VGAHT / 2))
2805                        tempcx = pVBInfo->VGAHT / 2;
2806
2807                temp = tempbx & 0x00FF;
2808
2809                xgifb_reg_set(pVBInfo->Part1Port, 0x0B, temp);
2810        } else {
2811                temp = (pVBInfo->VGAHT - 1) & 0x0FF; /* BTVGA2HT 0x08,0x09 */
2812                xgifb_reg_set(pVBInfo->Part1Port, 0x08, temp);
2813                temp = (((pVBInfo->VGAHT - 1) & 0xFF00) >> 8) << 4;
2814                xgifb_reg_and_or(pVBInfo->Part1Port, 0x09, ~0x0F0, temp);
2815                /* BTVGA2HDEE 0x0A,0x0C */
2816                temp = (pVBInfo->VGAHDE + 16) & 0x0FF;
2817                xgifb_reg_set(pVBInfo->Part1Port, 0x0A, temp);
2818                tempcx = (pVBInfo->VGAHT - pVBInfo->VGAHDE) >> 2; /* cx */
2819                pushbx = pVBInfo->VGAHDE + 16;
2820                tempcx >>= 1;
2821                tempbx = pushbx + tempcx; /* bx BTVGA@HRS 0x0B,0x0C */
2822                tempcx += tempbx;
2823
2824                if (pVBInfo->VBInfo & SetCRT2ToRAMDAC) {
2825                        tempbx = XGI_CRT1Table[CRT1Index].CR[3];
2826                        tempbx |= ((XGI_CRT1Table[CRT1Index].CR[5] &
2827                                                0xC0) << 2);
2828                        tempbx = (tempbx - 3) << 3; /* (VGAHRS-3)*8 */
2829                        tempcx = XGI_CRT1Table[CRT1Index].CR[4];
2830                        tempcx &= 0x1F;
2831                        temp = XGI_CRT1Table[CRT1Index].CR[6];
2832                        temp = (temp & 0x04) << (5 - 2); /* VGAHRE D[5] */
2833                        tempcx = ((tempcx | temp) - 3) << 3; /* (VGAHRE-3)*8 */
2834                        tempbx += 16;
2835                        tempcx += 16;
2836                }
2837
2838                if (tempcx > pVBInfo->VGAHT)
2839                        tempcx = pVBInfo->VGAHT;
2840
2841                temp = tempbx & 0x00FF;
2842                xgifb_reg_set(pVBInfo->Part1Port, 0x0B, temp);
2843        }
2844
2845        tempax = (tempax & 0x00FF) | (tempbx & 0xFF00);
2846        tempbx = pushbx;
2847        tempbx = (tempbx & 0x00FF) | ((tempbx & 0xFF00) << 4);
2848        tempax |= (tempbx & 0xFF00);
2849        temp = (tempax & 0xFF00) >> 8;
2850        xgifb_reg_set(pVBInfo->Part1Port, 0x0C, temp);
2851        temp = tempcx & 0x00FF;
2852        xgifb_reg_set(pVBInfo->Part1Port, 0x0D, temp);
2853        tempcx = pVBInfo->VGAVT - 1;
2854        temp = tempcx & 0x00FF;
2855
2856        xgifb_reg_set(pVBInfo->Part1Port, 0x0E, temp);
2857        tempbx = pVBInfo->VGAVDE - 1;
2858        temp = tempbx & 0x00FF;
2859        xgifb_reg_set(pVBInfo->Part1Port, 0x0F, temp);
2860        temp = ((tempbx & 0xFF00) << 3) >> 8;
2861        temp |= ((tempcx & 0xFF00) >> 8);
2862        xgifb_reg_set(pVBInfo->Part1Port, 0x12, temp);
2863
2864        /* BTVGA2VRS 0x10,0x11 */
2865        tempbx = (pVBInfo->VGAVT + pVBInfo->VGAVDE) >> 1;
2866        /* BTVGA2VRE 0x11 */
2867        tempcx = ((pVBInfo->VGAVT - pVBInfo->VGAVDE) >> 4) + tempbx + 1;
2868
2869        if (pVBInfo->VBInfo & SetCRT2ToRAMDAC) {
2870                tempbx = XGI_CRT1Table[CRT1Index].CR[10];
2871                temp = XGI_CRT1Table[CRT1Index].CR[9];
2872
2873                if (temp & 0x04)
2874                        tempbx |= 0x0100;
2875
2876                if (temp & 0x080)
2877                        tempbx |= 0x0200;
2878
2879                temp = XGI_CRT1Table[CRT1Index].CR[14];
2880
2881                if (temp & 0x08)
2882                        tempbx |= 0x0400;
2883
2884                temp = XGI_CRT1Table[CRT1Index].CR[11];
2885                tempcx = (tempcx & 0xFF00) | (temp & 0x00FF);
2886        }
2887
2888        temp = tempbx & 0x00FF;
2889        xgifb_reg_set(pVBInfo->Part1Port, 0x10, temp);
2890        temp = ((tempbx & 0xFF00) >> 8) << 4;
2891        temp = (tempcx & 0x000F) | (temp);
2892        xgifb_reg_set(pVBInfo->Part1Port, 0x11, temp);
2893        tempax = 0;
2894
2895        if (modeflag & DoubleScanMode)
2896                tempax |= 0x80;
2897
2898        if (modeflag & HalfDCLK)
2899                tempax |= 0x40;
2900
2901        xgifb_reg_and_or(pVBInfo->Part1Port, 0x2C, ~0x0C0, tempax);
2902}
2903
2904static unsigned short XGI_GetVGAHT2(struct vb_device_info *pVBInfo)
2905{
2906        unsigned long tempax, tempbx;
2907
2908        tempbx = ((pVBInfo->VGAVT - pVBInfo->VGAVDE) * pVBInfo->RVBHCMAX)
2909                        & 0xFFFF;
2910        tempax = (pVBInfo->VT - pVBInfo->VDE) * pVBInfo->RVBHCFACT;
2911        tempax = (tempax * pVBInfo->HT) / tempbx;
2912
2913        return (unsigned short)tempax;
2914}
2915
2916static void XGI_SetLockRegs(unsigned short ModeNo, unsigned short ModeIdIndex,
2917                            struct vb_device_info *pVBInfo)
2918{
2919        unsigned short push1, push2, tempax, tempbx = 0, tempcx, temp, resinfo,
2920                        modeflag;
2921
2922        /* si+Ext_ResInfo */
2923        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
2924        resinfo = XGI330_EModeIDTable[ModeIdIndex].Ext_RESINFO;
2925
2926        if (!(pVBInfo->VBInfo & SetInSlaveMode))
2927                return;
2928
2929        temp = 0xFF; /* set MAX HT */
2930        xgifb_reg_set(pVBInfo->Part1Port, 0x03, temp);
2931        tempcx = 0x08;
2932
2933        if (pVBInfo->VBType & (VB_SIS301LV | VB_SIS302LV | VB_XGI301C))
2934                modeflag |= Charx8Dot;
2935
2936        tempax = pVBInfo->VGAHDE; /* 0x04 Horizontal Display End */
2937
2938        if (modeflag & HalfDCLK)
2939                tempax >>= 1;
2940
2941        tempax = (tempax / tempcx) - 1;
2942        tempbx |= ((tempax & 0x00FF) << 8);
2943        temp = tempax & 0x00FF;
2944        xgifb_reg_set(pVBInfo->Part1Port, 0x04, temp);
2945
2946        temp = (tempbx & 0xFF00) >> 8;
2947
2948        if (pVBInfo->VBInfo & SetCRT2ToTV) {
2949                if (!(pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV
2950                                | VB_SIS302LV | VB_XGI301C)))
2951                        temp += 2;
2952
2953                if ((pVBInfo->VBInfo & SetCRT2ToHiVision) &&
2954                    !(pVBInfo->VBType & VB_SIS301LV) && (resinfo == 7))
2955                        temp -= 2;
2956        }
2957
2958        /* 0x05 Horizontal Display Start */
2959        xgifb_reg_set(pVBInfo->Part1Port, 0x05, temp);
2960        /* 0x06 Horizontal Blank end */
2961        xgifb_reg_set(pVBInfo->Part1Port, 0x06, 0x03);
2962
2963        if (!(pVBInfo->VBInfo & DisableCRT2Display)) { /* 030226 bainy */
2964                if (pVBInfo->VBInfo & SetCRT2ToTV)
2965                        tempax = pVBInfo->VGAHT;
2966                else
2967                        tempax = XGI_GetVGAHT2(pVBInfo);
2968        }
2969
2970        if (tempax >= pVBInfo->VGAHT)
2971                tempax = pVBInfo->VGAHT;
2972
2973        if (modeflag & HalfDCLK)
2974                tempax >>= 1;
2975
2976        tempax = (tempax / tempcx) - 5;
2977        tempcx = tempax; /* 20030401 0x07 horizontal Retrace Start */
2978        if (pVBInfo->VBInfo & SetCRT2ToHiVision) {
2979                temp = (tempbx & 0x00FF) - 1;
2980                if (!(modeflag & HalfDCLK)) {
2981                        temp -= 6;
2982                        if (pVBInfo->TVInfo & TVSimuMode) {
2983                                temp -= 4;
2984                                temp -= 10;
2985                        }
2986                }
2987        } else {
2988                tempbx = (tempbx & 0xFF00) >> 8;
2989                tempcx = (tempcx + tempbx) >> 1;
2990                temp = (tempcx & 0x00FF) + 2;
2991
2992                if (pVBInfo->VBInfo & SetCRT2ToTV) {
2993                        temp -= 1;
2994                        if (!(modeflag & HalfDCLK)) {
2995                                if ((modeflag & Charx8Dot)) {
2996                                        temp += 4;
2997                                        if (pVBInfo->VGAHDE >= 800)
2998                                                temp -= 6;
2999                                }
3000                        }
3001                } else if (!(modeflag & HalfDCLK)) {
3002                        temp -= 4;
3003                        if (pVBInfo->LCDResInfo != Panel_1280x960 &&
3004                            pVBInfo->VGAHDE >= 800) {
3005                                temp -= 7;
3006                                if (pVBInfo->VGAHDE >= 1280 &&
3007                                    pVBInfo->LCDResInfo != Panel_1280x960 &&
3008                                    (pVBInfo->LCDInfo & LCDNonExpanding))
3009                                        temp += 28;
3010                        }
3011                }
3012        }
3013
3014        /* 0x07 Horizontal Retrace Start */
3015        xgifb_reg_set(pVBInfo->Part1Port, 0x07, temp);
3016        /* 0x08 Horizontal Retrace End */
3017        xgifb_reg_set(pVBInfo->Part1Port, 0x08, 0);
3018
3019        if (pVBInfo->VBInfo & SetCRT2ToTV) {
3020                if (pVBInfo->TVInfo & TVSimuMode) {
3021                        if (ModeNo == 0x50) {
3022                                if (pVBInfo->TVInfo == SetNTSCTV) {
3023                                        xgifb_reg_set(pVBInfo->Part1Port,
3024                                                      0x07, 0x30);
3025                                        xgifb_reg_set(pVBInfo->Part1Port,
3026                                                      0x08, 0x03);
3027                                } else {
3028                                        xgifb_reg_set(pVBInfo->Part1Port,
3029                                                      0x07, 0x2f);
3030                                        xgifb_reg_set(pVBInfo->Part1Port,
3031                                                      0x08, 0x02);
3032                                }
3033                        }
3034                }
3035        }
3036
3037        xgifb_reg_set(pVBInfo->Part1Port, 0x18, 0x03); /* 0x18 SR0B */
3038        xgifb_reg_and_or(pVBInfo->Part1Port, 0x19, 0xF0, 0x00);
3039        xgifb_reg_set(pVBInfo->Part1Port, 0x09, 0xFF); /* 0x09 Set Max VT */
3040
3041        tempbx = pVBInfo->VGAVT;
3042        push1 = tempbx;
3043        tempcx = 0x121;
3044        tempbx = pVBInfo->VGAVDE; /* 0x0E Vertical Display End */
3045
3046        if (tempbx == 357)
3047                tempbx = 350;
3048        if (tempbx == 360)
3049                tempbx = 350;
3050        if (tempbx == 375)
3051                tempbx = 350;
3052        if (tempbx == 405)
3053                tempbx = 400;
3054        if (tempbx == 525)
3055                tempbx = 480;
3056
3057        push2 = tempbx;
3058
3059        if (pVBInfo->VBInfo & SetCRT2ToLCD) {
3060                if (pVBInfo->LCDResInfo == Panel_1024x768) {
3061                        if (!(pVBInfo->LCDInfo & XGI_LCDVESATiming)) {
3062                                if (tempbx == 350)
3063                                        tempbx += 5;
3064                                if (tempbx == 480)
3065                                        tempbx += 5;
3066                        }
3067                }
3068        }
3069        tempbx--;
3070        tempbx--;
3071        temp = tempbx & 0x00FF;
3072        /* 0x10 vertical Blank Start */
3073        xgifb_reg_set(pVBInfo->Part1Port, 0x10, temp);
3074        tempbx = push2;
3075        tempbx--;
3076        temp = tempbx & 0x00FF;
3077        xgifb_reg_set(pVBInfo->Part1Port, 0x0E, temp);
3078
3079        if (tempbx & 0x0100)
3080                tempcx |= 0x0002;
3081
3082        tempax = 0x000B;
3083
3084        if (modeflag & DoubleScanMode)
3085                tempax |= 0x08000;
3086
3087        if (tempbx & 0x0200)
3088                tempcx |= 0x0040;
3089
3090        temp = (tempax & 0xFF00) >> 8;
3091        xgifb_reg_set(pVBInfo->Part1Port, 0x0B, temp);
3092
3093        if (tempbx & 0x0400)
3094                tempcx |= 0x0600;
3095
3096        /* 0x11 Vertical Blank End */
3097        xgifb_reg_set(pVBInfo->Part1Port, 0x11, 0x00);
3098
3099        tempax = push1;
3100        tempax -= tempbx; /* 0x0C Vertical Retrace Start */
3101        tempax >>= 2;
3102        push1 = tempax; /* push ax */
3103
3104        if (resinfo != 0x09) {
3105                tempax <<= 1;
3106                tempbx += tempax;
3107        }
3108
3109        if (pVBInfo->VBInfo & SetCRT2ToHiVision) {
3110                if ((pVBInfo->VBType & VB_SIS301LV) &&
3111                    !(pVBInfo->TVInfo & TVSetHiVision)) {
3112                        if ((pVBInfo->TVInfo & TVSimuMode) &&
3113                            (pVBInfo->TVInfo & TVSetPAL)) {
3114                                if (!(pVBInfo->VBType & VB_SIS301LV) ||
3115                                    !(pVBInfo->TVInfo &
3116                                      (TVSetYPbPr525p |
3117                                       TVSetYPbPr750p |
3118                                       TVSetHiVision)))
3119                                        tempbx += 40;
3120                        }
3121                } else {
3122                        tempbx -= 10;
3123                }
3124        } else if (pVBInfo->TVInfo & TVSimuMode) {
3125                if (pVBInfo->TVInfo & TVSetPAL) {
3126                        if (pVBInfo->VBType & VB_SIS301LV) {
3127                                if (!(pVBInfo->TVInfo &
3128                                    (TVSetYPbPr525p |
3129                                     TVSetYPbPr750p |
3130                                     TVSetHiVision)))
3131                                        tempbx += 40;
3132                        } else {
3133                                tempbx += 40;
3134                        }
3135                }
3136        }
3137        tempax = push1;
3138        tempax >>= 2;
3139        tempax++;
3140        tempax += tempbx;
3141        push1 = tempax; /* push ax */
3142
3143        if ((pVBInfo->TVInfo & TVSetPAL)) {
3144                if (tempbx <= 513) {
3145                        if (tempax >= 513)
3146                                tempbx = 513;
3147                }
3148        }
3149
3150        temp = tempbx & 0x00FF;
3151        xgifb_reg_set(pVBInfo->Part1Port, 0x0C, temp);
3152        tempbx--;
3153        temp = tempbx & 0x00FF;
3154        xgifb_reg_set(pVBInfo->Part1Port, 0x10, temp);
3155
3156        if (tempbx & 0x0100)
3157                tempcx |= 0x0008;
3158
3159        if (tempbx & 0x0200)
3160                xgifb_reg_and_or(pVBInfo->Part1Port, 0x0B, 0x0FF, 0x20);
3161
3162        tempbx++;
3163
3164        if (tempbx & 0x0100)
3165                tempcx |= 0x0004;
3166
3167        if (tempbx & 0x0200)
3168                tempcx |= 0x0080;
3169
3170        if (tempbx & 0x0400)
3171                tempcx |= 0x0C00;
3172
3173        tempbx = push1; /* pop ax */
3174        temp = tempbx & 0x00FF;
3175        temp &= 0x0F;
3176        /* 0x0D vertical Retrace End */
3177        xgifb_reg_set(pVBInfo->Part1Port, 0x0D, temp);
3178
3179        if (tempbx & 0x0010)
3180                tempcx |= 0x2000;
3181
3182        temp = tempcx & 0x00FF;
3183        xgifb_reg_set(pVBInfo->Part1Port, 0x0A, temp); /* 0x0A CR07 */
3184        temp = (tempcx & 0x0FF00) >> 8;
3185        xgifb_reg_set(pVBInfo->Part1Port, 0x17, temp); /* 0x17 SR0A */
3186        tempax = modeflag;
3187        temp = (tempax & 0xFF00) >> 8;
3188
3189        temp = (temp >> 1) & 0x09;
3190
3191        if (pVBInfo->VBType & (VB_SIS301LV | VB_SIS302LV | VB_XGI301C))
3192                temp |= 0x01;
3193
3194        xgifb_reg_set(pVBInfo->Part1Port, 0x16, temp); /* 0x16 SR01 */
3195        xgifb_reg_set(pVBInfo->Part1Port, 0x0F, 0); /* 0x0F CR14 */
3196        xgifb_reg_set(pVBInfo->Part1Port, 0x12, 0); /* 0x12 CR17 */
3197
3198        if (pVBInfo->LCDInfo & LCDRGB18Bit)
3199                temp = 0x80;
3200        else
3201                temp = 0x00;
3202
3203        xgifb_reg_set(pVBInfo->Part1Port, 0x1A, temp); /* 0x1A SR0E */
3204}
3205
3206static void XGI_SetGroup2(unsigned short ModeNo, unsigned short ModeIdIndex,
3207                          struct vb_device_info *pVBInfo)
3208{
3209        unsigned short i, j, tempax, tempbx, tempcx, temp, push1, push2,
3210                        modeflag;
3211        unsigned char const *TimingPoint;
3212
3213        unsigned long longtemp, tempeax, tempebx, temp2, tempecx;
3214
3215        /* si+Ext_ResInfo */
3216        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
3217
3218        tempax = 0;
3219
3220        if (!(pVBInfo->VBInfo & SetCRT2ToAVIDEO))
3221                tempax |= 0x0800;
3222
3223        if (!(pVBInfo->VBInfo & SetCRT2ToSVIDEO))
3224                tempax |= 0x0400;
3225
3226        if (pVBInfo->VBInfo & SetCRT2ToSCART)
3227                tempax |= 0x0200;
3228
3229        if (!(pVBInfo->TVInfo & TVSetPAL))
3230                tempax |= 0x1000;
3231
3232        if (pVBInfo->VBInfo & SetCRT2ToHiVision)
3233                tempax |= 0x0100;
3234
3235        if (pVBInfo->TVInfo & (TVSetYPbPr525p | TVSetYPbPr750p))
3236                tempax &= 0xfe00;
3237
3238        tempax = (tempax & 0xff00) >> 8;
3239
3240        xgifb_reg_set(pVBInfo->Part2Port, 0x0, tempax);
3241        TimingPoint = XGI330_NTSCTiming;
3242
3243        if (pVBInfo->TVInfo & TVSetPAL)
3244                TimingPoint = XGI330_PALTiming;
3245
3246        if (pVBInfo->VBInfo & SetCRT2ToHiVision) {
3247                TimingPoint = XGI330_HiTVExtTiming;
3248
3249                if (pVBInfo->VBInfo & SetInSlaveMode)
3250                        TimingPoint = XGI330_HiTVSt2Timing;
3251
3252                if (pVBInfo->SetFlag & TVSimuMode)
3253                        TimingPoint = XGI330_HiTVSt1Timing;
3254
3255                if (!(modeflag & Charx8Dot))
3256                        TimingPoint = XGI330_HiTVTextTiming;
3257        }
3258
3259        if (pVBInfo->VBInfo & SetCRT2ToYPbPr525750) {
3260                if (pVBInfo->TVInfo & TVSetYPbPr525i)
3261                        TimingPoint = XGI330_YPbPr525iTiming;
3262
3263                if (pVBInfo->TVInfo & TVSetYPbPr525p)
3264                        TimingPoint = XGI330_YPbPr525pTiming;
3265
3266                if (pVBInfo->TVInfo & TVSetYPbPr750p)
3267                        TimingPoint = XGI330_YPbPr750pTiming;
3268        }
3269
3270        for (i = 0x01, j = 0; i <= 0x2D; i++, j++)
3271                xgifb_reg_set(pVBInfo->Part2Port, i, TimingPoint[j]);
3272
3273        for (i = 0x39; i <= 0x45; i++, j++)
3274                /* di->temp2[j] */
3275                xgifb_reg_set(pVBInfo->Part2Port, i, TimingPoint[j]);
3276
3277        if (pVBInfo->VBInfo & SetCRT2ToTV)
3278                xgifb_reg_and_or(pVBInfo->Part2Port, 0x3A, 0x1F, 0x00);
3279
3280        temp = pVBInfo->NewFlickerMode;
3281        temp &= 0x80;
3282        xgifb_reg_and_or(pVBInfo->Part2Port, 0x0A, 0xFF, temp);
3283
3284        if (pVBInfo->TVInfo & TVSetPAL)
3285                tempax = 520;
3286        else
3287                tempax = 440;
3288
3289        if (pVBInfo->VDE <= tempax) {
3290                tempax -= pVBInfo->VDE;
3291                tempax >>= 2;
3292                tempax = (tempax & 0x00FF) | ((tempax & 0x00FF) << 8);
3293                push1 = tempax;
3294                temp = (tempax & 0xFF00) >> 8;
3295                temp += (unsigned short)TimingPoint[0];
3296
3297                if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV
3298                                | VB_SIS302LV | VB_XGI301C)) {
3299                        if (pVBInfo->VBInfo & (SetCRT2ToAVIDEO
3300                                        | SetCRT2ToSVIDEO | SetCRT2ToSCART
3301                                        | SetCRT2ToYPbPr525750)) {
3302                                tempcx = pVBInfo->VGAHDE;
3303                                if (tempcx >= 1024) {
3304                                        temp = 0x17; /* NTSC */
3305                                        if (pVBInfo->TVInfo & TVSetPAL)
3306                                                temp = 0x19; /* PAL */
3307                                }
3308                        }
3309                }
3310
3311                xgifb_reg_set(pVBInfo->Part2Port, 0x01, temp);
3312                tempax = push1;
3313                temp = (tempax & 0xFF00) >> 8;
3314                temp += TimingPoint[1];
3315
3316                if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV
3317                                | VB_SIS302LV | VB_XGI301C)) {
3318                        if ((pVBInfo->VBInfo & (SetCRT2ToAVIDEO
3319                                        | SetCRT2ToSVIDEO | SetCRT2ToSCART
3320                                        | SetCRT2ToYPbPr525750))) {
3321                                tempcx = pVBInfo->VGAHDE;
3322                                if (tempcx >= 1024) {
3323                                        temp = 0x1D; /* NTSC */
3324                                        if (pVBInfo->TVInfo & TVSetPAL)
3325                                                temp = 0x52; /* PAL */
3326                                }
3327                        }
3328                }
3329                xgifb_reg_set(pVBInfo->Part2Port, 0x02, temp);
3330        }
3331
3332        /* 301b */
3333        tempcx = pVBInfo->HT;
3334
3335        if (XGI_IsLCDDualLink(pVBInfo))
3336                tempcx >>= 1;
3337
3338        tempcx -= 2;
3339        temp = tempcx & 0x00FF;
3340        xgifb_reg_set(pVBInfo->Part2Port, 0x1B, temp);
3341
3342        temp = (tempcx & 0xFF00) >> 8;
3343        xgifb_reg_and_or(pVBInfo->Part2Port, 0x1D, ~0x0F, temp);
3344
3345        tempcx = pVBInfo->HT >> 1;
3346        push1 = tempcx; /* push cx */
3347        tempcx += 7;
3348
3349        if (pVBInfo->VBInfo & SetCRT2ToHiVision)
3350                tempcx -= 4;
3351
3352        temp = tempcx & 0x00FF;
3353        temp <<= 4;
3354        xgifb_reg_and_or(pVBInfo->Part2Port, 0x22, 0x0F, temp);
3355
3356        tempbx = TimingPoint[j] | ((TimingPoint[j + 1]) << 8);
3357        tempbx += tempcx;
3358        push2 = tempbx;
3359        temp = tempbx & 0x00FF;
3360        xgifb_reg_set(pVBInfo->Part2Port, 0x24, temp);
3361        temp = (tempbx & 0xFF00) >> 8;
3362        temp <<= 4;
3363        xgifb_reg_and_or(pVBInfo->Part2Port, 0x25, 0x0F, temp);
3364
3365        tempbx = push2;
3366        tempbx = tempbx + 8;
3367        if (pVBInfo->VBInfo & SetCRT2ToHiVision) {
3368                tempbx = tempbx - 4;
3369                tempcx = tempbx;
3370        }
3371
3372        temp = (tempbx & 0x00FF) << 4;
3373        xgifb_reg_and_or(pVBInfo->Part2Port, 0x29, 0x0F, temp);
3374
3375        j += 2;
3376        tempcx += (TimingPoint[j] | ((TimingPoint[j + 1]) << 8));
3377        temp = tempcx & 0x00FF;
3378        xgifb_reg_set(pVBInfo->Part2Port, 0x27, temp);
3379        temp = ((tempcx & 0xFF00) >> 8) << 4;
3380        xgifb_reg_and_or(pVBInfo->Part2Port, 0x28, 0x0F, temp);
3381
3382        tempcx += 8;
3383        if (pVBInfo->VBInfo & SetCRT2ToHiVision)
3384                tempcx -= 4;
3385
3386        temp = tempcx & 0xFF;
3387        temp <<= 4;
3388        xgifb_reg_and_or(pVBInfo->Part2Port, 0x2A, 0x0F, temp);
3389
3390        tempcx = push1; /* pop cx */
3391        j += 2;
3392        temp = TimingPoint[j] | ((TimingPoint[j + 1]) << 8);
3393        tempcx -= temp;
3394        temp = tempcx & 0x00FF;
3395        temp <<= 4;
3396        xgifb_reg_and_or(pVBInfo->Part2Port, 0x2D, 0x0F, temp);
3397
3398        tempcx -= 11;
3399
3400        if (!(pVBInfo->VBInfo & SetCRT2ToTV)) {
3401                tempax = XGI_GetVGAHT2(pVBInfo);
3402                tempcx = tempax - 1;
3403        }
3404        temp = tempcx & 0x00FF;
3405        xgifb_reg_set(pVBInfo->Part2Port, 0x2E, temp);
3406
3407        tempbx = pVBInfo->VDE;
3408
3409        if (pVBInfo->VGAVDE == 360)
3410                tempbx = 746;
3411        if (pVBInfo->VGAVDE == 375)
3412                tempbx = 746;
3413        if (pVBInfo->VGAVDE == 405)
3414                tempbx = 853;
3415
3416        if (pVBInfo->VBInfo & SetCRT2ToTV) {
3417                if (pVBInfo->VBType &
3418                    (VB_SIS301LV | VB_SIS302LV | VB_XGI301C)) {
3419                        if (!(pVBInfo->TVInfo &
3420                            (TVSetYPbPr525p | TVSetYPbPr750p)))
3421                                tempbx >>= 1;
3422                } else {
3423                        tempbx >>= 1;
3424                }
3425        }
3426
3427        tempbx -= 2;
3428        temp = tempbx & 0x00FF;
3429
3430        if (pVBInfo->VBInfo & SetCRT2ToHiVision) {
3431                if (pVBInfo->VBType & VB_SIS301LV) {
3432                        if (pVBInfo->TVInfo & TVSetHiVision) {
3433                                if (pVBInfo->VBInfo & SetInSlaveMode) {
3434                                        if (ModeNo == 0x2f)
3435                                                temp += 1;
3436                                }
3437                        }
3438                } else if (pVBInfo->VBInfo & SetInSlaveMode) {
3439                        if (ModeNo == 0x2f)
3440                                temp += 1;
3441                }
3442        }
3443
3444        xgifb_reg_set(pVBInfo->Part2Port, 0x2F, temp);
3445
3446        temp = (tempcx & 0xFF00) >> 8;
3447        temp |= ((tempbx & 0xFF00) >> 8) << 6;
3448
3449        if (!(pVBInfo->VBInfo & SetCRT2ToHiVision)) {
3450                if (pVBInfo->VBType & VB_SIS301LV) {
3451                        if (pVBInfo->TVInfo & TVSetHiVision) {
3452                                temp |= 0x10;
3453
3454                                if (!(pVBInfo->VBInfo & SetCRT2ToSVIDEO))
3455                                        temp |= 0x20;
3456                        }
3457                } else {
3458                        temp |= 0x10;
3459                        if (!(pVBInfo->VBInfo & SetCRT2ToSVIDEO))
3460                                temp |= 0x20;
3461                }
3462        }
3463
3464        xgifb_reg_set(pVBInfo->Part2Port, 0x30, temp);
3465
3466        if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV
3467                        | VB_SIS302LV | VB_XGI301C)) { /* TV gatingno */
3468                tempbx = pVBInfo->VDE;
3469                tempcx = tempbx - 2;
3470
3471                if (pVBInfo->VBInfo & SetCRT2ToTV) {
3472                        if (!(pVBInfo->TVInfo & (TVSetYPbPr525p
3473                                        | TVSetYPbPr750p)))
3474                                tempbx >>= 1;
3475                }
3476
3477                if (pVBInfo->VBType & (VB_SIS302LV | VB_XGI301C)) {
3478                        temp = 0;
3479                        if (tempcx & 0x0400)
3480                                temp |= 0x20;
3481
3482                        if (tempbx & 0x0400)
3483                                temp |= 0x40;
3484
3485                        xgifb_reg_set(pVBInfo->Part4Port, 0x10, temp);
3486                }
3487
3488                temp = (((tempbx - 3) & 0x0300) >> 8) << 5;
3489                xgifb_reg_set(pVBInfo->Part2Port, 0x46, temp);
3490                temp = (tempbx - 3) & 0x00FF;
3491                xgifb_reg_set(pVBInfo->Part2Port, 0x47, temp);
3492        }
3493
3494        tempbx = tempbx & 0x00FF;
3495
3496        if (!(modeflag & HalfDCLK)) {
3497                tempcx = pVBInfo->VGAHDE;
3498                if (tempcx >= pVBInfo->HDE) {
3499                        tempbx |= 0x2000;
3500                        tempax &= 0x00FF;
3501                }
3502        }
3503
3504        tempcx = 0x0101;
3505
3506        if (pVBInfo->VBInfo & SetCRT2ToTV) { /* 301b */
3507                if (pVBInfo->VGAHDE >= 1024) {
3508                        tempcx = 0x1920;
3509                        if (pVBInfo->VGAHDE >= 1280) {
3510                                tempcx = 0x1420;
3511                                tempbx = tempbx & 0xDFFF;
3512                        }
3513                }
3514        }
3515
3516        if (!(tempbx & 0x2000)) {
3517                if (modeflag & HalfDCLK)
3518                        tempcx = (tempcx & 0xFF00) | ((tempcx & 0x00FF) << 1);
3519
3520                push1 = tempbx;
3521                tempeax = pVBInfo->VGAHDE;
3522                tempebx = (tempcx & 0xFF00) >> 8;
3523                longtemp = tempeax * tempebx;
3524                tempecx = tempcx & 0x00FF;
3525                longtemp = longtemp / tempecx;
3526
3527                /* 301b */
3528                tempecx = 8 * 1024;
3529
3530                if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV
3531                                | VB_SIS302LV | VB_XGI301C)) {
3532                        tempecx = tempecx * 8;
3533                }
3534
3535                longtemp = longtemp * tempecx;
3536                tempecx = pVBInfo->HDE;
3537                temp2 = longtemp % tempecx;
3538                tempeax = longtemp / tempecx;
3539                if (temp2 != 0)
3540                        tempeax += 1;
3541
3542                tempax = (unsigned short)tempeax;
3543
3544                /* 301b */
3545                if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV
3546                                | VB_SIS302LV | VB_XGI301C)) {
3547                        tempcx = ((tempax & 0xFF00) >> 5) >> 8;
3548                }
3549                /* end 301b */
3550
3551                tempbx = push1;
3552                tempbx = (unsigned short)(((tempeax & 0x0000FF00) & 0x1F00)
3553                                | (tempbx & 0x00FF));
3554                tempax = (unsigned short)(((tempeax & 0x000000FF) << 8)
3555                                | (tempax & 0x00FF));
3556                temp = (tempax & 0xFF00) >> 8;
3557        } else {
3558                temp = (tempax & 0x00FF) >> 8;
3559        }
3560
3561        xgifb_reg_set(pVBInfo->Part2Port, 0x44, temp);
3562        temp = (tempbx & 0xFF00) >> 8;
3563        xgifb_reg_and_or(pVBInfo->Part2Port, 0x45, ~0x03F, temp);
3564        temp = tempcx & 0x00FF;
3565
3566        if (tempbx & 0x2000)
3567                temp = 0;
3568
3569        if (!(pVBInfo->VBInfo & SetCRT2ToLCD))
3570                temp |= 0x18;
3571
3572        xgifb_reg_and_or(pVBInfo->Part2Port, 0x46, ~0x1F, temp);
3573        if (pVBInfo->TVInfo & TVSetPAL) {
3574                tempbx = 0x0382;
3575                tempcx = 0x007e;
3576        } else {
3577                tempbx = 0x0369;
3578                tempcx = 0x0061;
3579        }
3580
3581        temp = tempbx & 0x00FF;
3582        xgifb_reg_set(pVBInfo->Part2Port, 0x4b, temp);
3583        temp = tempcx & 0x00FF;
3584        xgifb_reg_set(pVBInfo->Part2Port, 0x4c, temp);
3585
3586        temp = ((tempcx & 0xFF00) >> 8) & 0x03;
3587        temp <<= 2;
3588        temp |= ((tempbx & 0xFF00) >> 8) & 0x03;
3589
3590        if (pVBInfo->VBInfo & SetCRT2ToYPbPr525750) {
3591                temp |= 0x10;
3592
3593                if (pVBInfo->TVInfo & TVSetYPbPr525p)
3594                        temp |= 0x20;
3595
3596                if (pVBInfo->TVInfo & TVSetYPbPr750p)
3597                        temp |= 0x60;
3598        }
3599
3600        xgifb_reg_set(pVBInfo->Part2Port, 0x4d, temp);
3601        temp = xgifb_reg_get(pVBInfo->Part2Port, 0x43); /* 301b change */
3602        xgifb_reg_set(pVBInfo->Part2Port, 0x43, (unsigned short)(temp - 3));
3603
3604        if (!(pVBInfo->TVInfo & (TVSetYPbPr525p | TVSetYPbPr750p))) {
3605                if (pVBInfo->TVInfo & NTSC1024x768) {
3606                        TimingPoint = XGI_NTSC1024AdjTime;
3607                        for (i = 0x1c, j = 0; i <= 0x30; i++, j++) {
3608                                xgifb_reg_set(pVBInfo->Part2Port, i,
3609                                              TimingPoint[j]);
3610                        }
3611                        xgifb_reg_set(pVBInfo->Part2Port, 0x43, 0x72);
3612                }
3613        }
3614
3615        /* Modify for 301C PALM Support */
3616        if (pVBInfo->VBType & VB_XGI301C) {
3617                if (pVBInfo->TVInfo & TVSetPALM)
3618                        xgifb_reg_and_or(pVBInfo->Part2Port, 0x4E, ~0x08,
3619                                         0x08); /* PALM Mode */
3620        }
3621
3622        if (pVBInfo->TVInfo & TVSetPALM) {
3623                tempax = xgifb_reg_get(pVBInfo->Part2Port, 0x01);
3624                tempax--;
3625                xgifb_reg_and(pVBInfo->Part2Port, 0x01, tempax);
3626
3627                xgifb_reg_and(pVBInfo->Part2Port, 0x00, 0xEF);
3628        }
3629
3630        if (pVBInfo->VBInfo & SetCRT2ToHiVision) {
3631                if (!(pVBInfo->VBInfo & SetInSlaveMode))
3632                        xgifb_reg_set(pVBInfo->Part2Port, 0x0B, 0x00);
3633        }
3634}
3635
3636static void XGI_SetLCDRegs(unsigned short ModeIdIndex, struct vb_device_info *pVBInfo)
3637{
3638        unsigned short pushbx, tempax, tempbx, tempcx, temp, tempah,
3639                        tempbh, tempch;
3640
3641        struct XGI_LCDDesStruct const *LCDBDesPtr = NULL;
3642
3643        /* si+Ext_ResInfo */
3644        if (!(pVBInfo->VBInfo & SetCRT2ToLCD))
3645                return;
3646
3647        tempbx = pVBInfo->HDE; /* RHACTE=HDE-1 */
3648
3649        if (XGI_IsLCDDualLink(pVBInfo))
3650                tempbx >>= 1;
3651
3652        tempbx -= 1;
3653        temp = tempbx & 0x00FF;
3654        xgifb_reg_set(pVBInfo->Part2Port, 0x2C, temp);
3655        temp = (tempbx & 0xFF00) >> 8;
3656        temp <<= 4;
3657        xgifb_reg_and_or(pVBInfo->Part2Port, 0x2B, 0x0F, temp);
3658        temp = 0x01;
3659
3660        xgifb_reg_set(pVBInfo->Part2Port, 0x0B, temp);
3661        tempbx = pVBInfo->VDE; /* RTVACTEO=(VDE-1)&0xFF */
3662        tempbx--;
3663        temp = tempbx & 0x00FF;
3664        xgifb_reg_set(pVBInfo->Part2Port, 0x03, temp);
3665        temp = ((tempbx & 0xFF00) >> 8) & 0x07;
3666        xgifb_reg_and_or(pVBInfo->Part2Port, 0x0C, ~0x07, temp);
3667
3668        tempcx = pVBInfo->VT - 1;
3669        temp = tempcx & 0x00FF; /* RVTVT=VT-1 */
3670        xgifb_reg_set(pVBInfo->Part2Port, 0x19, temp);
3671        temp = (tempcx & 0xFF00) >> 8;
3672        temp <<= 5;
3673        xgifb_reg_set(pVBInfo->Part2Port, 0x1A, temp);
3674        xgifb_reg_and_or(pVBInfo->Part2Port, 0x09, 0xF0, 0x00);
3675        xgifb_reg_and_or(pVBInfo->Part2Port, 0x0A, 0xF0, 0x00);
3676        xgifb_reg_and_or(pVBInfo->Part2Port, 0x17, 0xFB, 0x00);
3677        xgifb_reg_and_or(pVBInfo->Part2Port, 0x18, 0xDF, 0x00);
3678
3679        /* Customized LCDB Does not add */
3680        if ((pVBInfo->VBType & VB_SIS301LV) || (pVBInfo->VBType & VB_SIS302LV))
3681                LCDBDesPtr = XGI_GetLcdPtr(xgifb_lcddldes, ModeIdIndex,
3682                                           pVBInfo);
3683        else
3684                LCDBDesPtr = XGI_GetLcdPtr(XGI_LCDDesDataTable, ModeIdIndex,
3685                                           pVBInfo);
3686
3687        tempah = pVBInfo->LCDResInfo;
3688        tempah &= PanelResInfo;
3689
3690        if ((tempah == Panel_1024x768) || (tempah == Panel_1024x768x75)) {
3691                tempbx = 1024;
3692                tempcx = 768;
3693        } else if ((tempah == Panel_1280x1024) ||
3694                   (tempah == Panel_1280x1024x75)) {
3695                tempbx = 1280;
3696                tempcx = 1024;
3697        } else if (tempah == Panel_1400x1050) {
3698                tempbx = 1400;
3699                tempcx = 1050;
3700        } else {
3701                tempbx = 1600;
3702                tempcx = 1200;
3703        }
3704
3705        if (pVBInfo->LCDInfo & EnableScalingLCD) {
3706                tempbx = pVBInfo->HDE;
3707                tempcx = pVBInfo->VDE;
3708        }
3709
3710        pushbx = tempbx;
3711        tempax = pVBInfo->VT;
3712        pVBInfo->LCDHDES = LCDBDesPtr->LCDHDES;
3713        pVBInfo->LCDHRS = LCDBDesPtr->LCDHRS;
3714        pVBInfo->LCDVDES = LCDBDesPtr->LCDVDES;
3715        pVBInfo->LCDVRS = LCDBDesPtr->LCDVRS;
3716        tempbx = pVBInfo->LCDVDES;
3717        tempcx += tempbx;
3718
3719        if (tempcx >= tempax)
3720                tempcx -= tempax; /* lcdvdes */
3721
3722        temp = tempbx & 0x00FF; /* RVEQ1EQ=lcdvdes */
3723        xgifb_reg_set(pVBInfo->Part2Port, 0x05, temp);
3724        temp = tempcx & 0x00FF;
3725        xgifb_reg_set(pVBInfo->Part2Port, 0x06, temp);
3726        tempch = ((tempcx & 0xFF00) >> 8) & 0x07;
3727        tempbh = ((tempbx & 0xFF00) >> 8) & 0x07;
3728        tempah = tempch;
3729        tempah <<= 3;
3730        tempah |= tempbh;
3731        xgifb_reg_set(pVBInfo->Part2Port, 0x02, tempah);
3732
3733        /* getlcdsync() */
3734        XGI_GetLCDSync(&tempax, &tempbx, pVBInfo);
3735        tempcx = tempbx;
3736        tempax = pVBInfo->VT;
3737        tempbx = pVBInfo->LCDVRS;
3738
3739        tempcx += tempbx;
3740        if (tempcx >= tempax)
3741                tempcx -= tempax;
3742
3743        temp = tempbx & 0x00FF; /* RTVACTEE=lcdvrs */
3744        xgifb_reg_set(pVBInfo->Part2Port, 0x04, temp);
3745        temp = (tempbx & 0xFF00) >> 8;
3746        temp <<= 4;
3747        temp |= (tempcx & 0x000F);
3748        xgifb_reg_set(pVBInfo->Part2Port, 0x01, temp);
3749        tempcx = pushbx;
3750        tempax = pVBInfo->HT;
3751        tempbx = pVBInfo->LCDHDES;
3752        tempbx &= 0x0FFF;
3753
3754        if (XGI_IsLCDDualLink(pVBInfo)) {
3755                tempax >>= 1;
3756                tempbx >>= 1;
3757                tempcx >>= 1;
3758        }
3759
3760        if (pVBInfo->VBType & VB_SIS302LV)
3761                tempbx += 1;
3762
3763        if (pVBInfo->VBType & VB_XGI301C) /* tap4 */
3764                tempbx += 1;
3765
3766        tempcx += tempbx;
3767
3768        if (tempcx >= tempax)
3769                tempcx -= tempax;
3770
3771        temp = tempbx & 0x00FF;
3772        xgifb_reg_set(pVBInfo->Part2Port, 0x1F, temp); /* RHBLKE=lcdhdes */
3773        temp = ((tempbx & 0xFF00) >> 8) << 4;
3774        xgifb_reg_set(pVBInfo->Part2Port, 0x20, temp);
3775        temp = tempcx & 0x00FF;
3776        xgifb_reg_set(pVBInfo->Part2Port, 0x23, temp); /* RHEQPLE=lcdhdee */
3777        temp = (tempcx & 0xFF00) >> 8;
3778        xgifb_reg_set(pVBInfo->Part2Port, 0x25, temp);
3779
3780        XGI_GetLCDSync(&tempax, &tempbx, pVBInfo);
3781        tempcx = tempax;
3782        tempax = pVBInfo->HT;
3783        tempbx = pVBInfo->LCDHRS;
3784        if (XGI_IsLCDDualLink(pVBInfo)) {
3785                tempax >>= 1;
3786                tempbx >>= 1;
3787                tempcx >>= 1;
3788        }
3789
3790        if (pVBInfo->VBType & VB_SIS302LV)
3791                tempbx += 1;
3792
3793        tempcx += tempbx;
3794
3795        if (tempcx >= tempax)
3796                tempcx -= tempax;
3797
3798        temp = tempbx & 0x00FF; /* RHBURSTS=lcdhrs */
3799        xgifb_reg_set(pVBInfo->Part2Port, 0x1C, temp);
3800
3801        temp = (tempbx & 0xFF00) >> 8;
3802        temp <<= 4;
3803        xgifb_reg_and_or(pVBInfo->Part2Port, 0x1D, ~0x0F0, temp);
3804        temp = tempcx & 0x00FF; /* RHSYEXP2S=lcdhre */
3805        xgifb_reg_set(pVBInfo->Part2Port, 0x21, temp);
3806
3807        if (!(pVBInfo->LCDInfo & XGI_LCDVESATiming)) {
3808                if (pVBInfo->VGAVDE == 525) {
3809                        if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B
3810                                        | VB_SIS301LV | VB_SIS302LV
3811                                        | VB_XGI301C))
3812                                temp = 0xC6;
3813                        else
3814                                temp = 0xC4;
3815
3816                        xgifb_reg_set(pVBInfo->Part2Port, 0x2f, temp);
3817                        xgifb_reg_set(pVBInfo->Part2Port, 0x30, 0xB3);
3818                }
3819
3820                if (pVBInfo->VGAVDE == 420) {
3821                        if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B
3822                                        | VB_SIS301LV | VB_SIS302LV
3823                                        | VB_XGI301C))
3824                                temp = 0x4F;
3825                        else
3826                                temp = 0x4E;
3827                        xgifb_reg_set(pVBInfo->Part2Port, 0x2f, temp);
3828                }
3829        }
3830}
3831
3832/*
3833 * Function : XGI_GetTap4Ptr
3834 * Input :
3835 * Output : di -> Tap4 Reg. Setting Pointer
3836 * Description :
3837 */
3838static struct XGI301C_Tap4TimingStruct const
3839*XGI_GetTap4Ptr(unsigned short tempcx, struct vb_device_info *pVBInfo)
3840{
3841        unsigned short tempax, tempbx, i;
3842        struct XGI301C_Tap4TimingStruct const *Tap4TimingPtr;
3843
3844        if (tempcx == 0) {
3845                tempax = pVBInfo->VGAHDE;
3846                tempbx = pVBInfo->HDE;
3847        } else {
3848                tempax = pVBInfo->VGAVDE;
3849                tempbx = pVBInfo->VDE;
3850        }
3851
3852        if (tempax <= tempbx)
3853                return &xgifb_tap4_timing[0];
3854        Tap4TimingPtr = xgifb_ntsc_525_tap4_timing; /* NTSC */
3855
3856        if (pVBInfo->TVInfo & TVSetPAL)
3857                Tap4TimingPtr = PALTap4Timing;
3858
3859        if (pVBInfo->VBInfo & SetCRT2ToYPbPr525750) {
3860                if ((pVBInfo->TVInfo & TVSetYPbPr525i) ||
3861                    (pVBInfo->TVInfo & TVSetYPbPr525p))
3862                        Tap4TimingPtr = xgifb_ntsc_525_tap4_timing;
3863                if (pVBInfo->TVInfo & TVSetYPbPr750p)
3864                        Tap4TimingPtr = YPbPr750pTap4Timing;
3865        }
3866
3867        if (pVBInfo->VBInfo & SetCRT2ToHiVision)
3868                Tap4TimingPtr = xgifb_tap4_timing;
3869
3870        i = 0;
3871        while (Tap4TimingPtr[i].DE != 0xFFFF) {
3872                if (Tap4TimingPtr[i].DE == tempax)
3873                        break;
3874                i++;
3875        }
3876        return &Tap4TimingPtr[i];
3877}
3878
3879static void XGI_SetTap4Regs(struct vb_device_info *pVBInfo)
3880{
3881        unsigned short i, j;
3882        struct XGI301C_Tap4TimingStruct const *Tap4TimingPtr;
3883
3884        if (!(pVBInfo->VBType & VB_XGI301C))
3885                return;
3886
3887        Tap4TimingPtr = XGI_GetTap4Ptr(0, pVBInfo); /* Set Horizontal Scaling */
3888        for (i = 0x80, j = 0; i <= 0xBF; i++, j++)
3889                xgifb_reg_set(pVBInfo->Part2Port, i, Tap4TimingPtr->Reg[j]);
3890
3891        if ((pVBInfo->VBInfo & SetCRT2ToTV) &&
3892            !(pVBInfo->VBInfo & SetCRT2ToHiVision)) {
3893                /* Set Vertical Scaling */
3894                Tap4TimingPtr = XGI_GetTap4Ptr(1, pVBInfo);
3895                for (i = 0xC0, j = 0; i < 0xFF; i++, j++)
3896                        xgifb_reg_set(pVBInfo->Part2Port,
3897                                      i,
3898                                      Tap4TimingPtr->Reg[j]);
3899        }
3900
3901        if ((pVBInfo->VBInfo & SetCRT2ToTV) &&
3902            !(pVBInfo->VBInfo & SetCRT2ToHiVision))
3903                /* Enable V.Scaling */
3904                xgifb_reg_and_or(pVBInfo->Part2Port, 0x4E, ~0x14, 0x04);
3905        else
3906                /* Enable H.Scaling */
3907                xgifb_reg_and_or(pVBInfo->Part2Port, 0x4E, ~0x14, 0x10);
3908}
3909
3910static void XGI_SetGroup3(unsigned short ModeIdIndex,
3911                          struct vb_device_info *pVBInfo)
3912{
3913        unsigned short i;
3914        unsigned char const *tempdi;
3915        unsigned short modeflag;
3916
3917        /* si+Ext_ResInfo */
3918        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
3919
3920        xgifb_reg_set(pVBInfo->Part3Port, 0x00, 0x00);
3921        if (pVBInfo->TVInfo & TVSetPAL) {
3922                xgifb_reg_set(pVBInfo->Part3Port, 0x13, 0xFA);
3923                xgifb_reg_set(pVBInfo->Part3Port, 0x14, 0xC8);
3924        } else {
3925                xgifb_reg_set(pVBInfo->Part3Port, 0x13, 0xF5);
3926                xgifb_reg_set(pVBInfo->Part3Port, 0x14, 0xB7);
3927        }
3928
3929        if (!(pVBInfo->VBInfo & SetCRT2ToTV))
3930                return;
3931
3932        if (pVBInfo->TVInfo & TVSetPALM) {
3933                xgifb_reg_set(pVBInfo->Part3Port, 0x13, 0xFA);
3934                xgifb_reg_set(pVBInfo->Part3Port, 0x14, 0xC8);
3935                xgifb_reg_set(pVBInfo->Part3Port, 0x3D, 0xA8);
3936        }
3937
3938        if ((pVBInfo->VBInfo & SetCRT2ToHiVision) || (pVBInfo->VBInfo
3939                        & SetCRT2ToYPbPr525750)) {
3940                if (pVBInfo->TVInfo & TVSetYPbPr525i)
3941                        return;
3942
3943                tempdi = XGI330_HiTVGroup3Data;
3944                if (pVBInfo->SetFlag & TVSimuMode) {
3945                        tempdi = XGI330_HiTVGroup3Simu;
3946                        if (!(modeflag & Charx8Dot))
3947                                tempdi = XGI330_HiTVGroup3Text;
3948                }
3949
3950                if (pVBInfo->TVInfo & TVSetYPbPr525p)
3951                        tempdi = XGI330_Ren525pGroup3;
3952
3953                if (pVBInfo->TVInfo & TVSetYPbPr750p)
3954                        tempdi = XGI330_Ren750pGroup3;
3955
3956                for (i = 0; i <= 0x3E; i++)
3957                        xgifb_reg_set(pVBInfo->Part3Port, i, tempdi[i]);
3958
3959                if (pVBInfo->VBType & VB_XGI301C) { /* Marcovision */
3960                        if (pVBInfo->TVInfo & TVSetYPbPr525p)
3961                                xgifb_reg_set(pVBInfo->Part3Port, 0x28, 0x3f);
3962                }
3963        }
3964}
3965
3966static void XGI_SetGroup4(unsigned short ModeIdIndex,
3967                          unsigned short RefreshRateTableIndex,
3968                          struct vb_device_info *pVBInfo)
3969{
3970        unsigned short tempax, tempcx, tempbx, modeflag, temp, temp2;
3971
3972        unsigned long tempebx, tempeax, templong;
3973
3974        /* si+Ext_ResInfo */
3975        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
3976        temp = pVBInfo->RVBHCFACT;
3977        xgifb_reg_set(pVBInfo->Part4Port, 0x13, temp);
3978
3979        tempbx = pVBInfo->RVBHCMAX;
3980        temp = tempbx & 0x00FF;
3981        xgifb_reg_set(pVBInfo->Part4Port, 0x14, temp);
3982        temp2 = ((tempbx & 0xFF00) >> 8) << 7;
3983        tempcx = pVBInfo->VGAHT - 1;
3984        temp = tempcx & 0x00FF;
3985        xgifb_reg_set(pVBInfo->Part4Port, 0x16, temp);
3986
3987        temp = ((tempcx & 0xFF00) >> 8) << 3;
3988        temp2 |= temp;
3989
3990        tempcx = pVBInfo->VGAVT - 1;
3991        if (!(pVBInfo->VBInfo & SetCRT2ToTV))
3992                tempcx -= 5;
3993
3994        temp = tempcx & 0x00FF;
3995        xgifb_reg_set(pVBInfo->Part4Port, 0x17, temp);
3996        temp = temp2 | ((tempcx & 0xFF00) >> 8);
3997        xgifb_reg_set(pVBInfo->Part4Port, 0x15, temp);
3998        xgifb_reg_or(pVBInfo->Part4Port, 0x0D, 0x08);
3999        tempcx = pVBInfo->VBInfo;
4000        tempbx = pVBInfo->VGAHDE;
4001
4002        if (modeflag & HalfDCLK)
4003                tempbx >>= 1;
4004
4005        if (XGI_IsLCDDualLink(pVBInfo))
4006                tempbx >>= 1;
4007
4008        if (tempcx & SetCRT2ToHiVision) {
4009                temp = 0;
4010                if (tempbx <= 1024)
4011                        temp = 0xA0;
4012                if (tempbx == 1280)
4013                        temp = 0xC0;
4014        } else if (tempcx & SetCRT2ToTV) {
4015                temp = 0xA0;
4016                if (tempbx <= 800)
4017                        temp = 0x80;
4018        } else {
4019                temp = 0x80;
4020                if (pVBInfo->VBInfo & SetCRT2ToLCD) {
4021                        temp = 0;
4022                        if (tempbx > 800)
4023                                temp = 0x60;
4024                }
4025        }
4026
4027        if (pVBInfo->TVInfo & (TVSetYPbPr525p | TVSetYPbPr750p)) {
4028                temp = 0x00;
4029                if (pVBInfo->VGAHDE == 1280)
4030                        temp = 0x40;
4031                if (pVBInfo->VGAHDE == 1024)
4032                        temp = 0x20;
4033        }
4034        xgifb_reg_and_or(pVBInfo->Part4Port, 0x0E, ~0xEF, temp);
4035
4036        tempebx = pVBInfo->VDE;
4037
4038        tempcx = pVBInfo->RVBHRS;
4039        temp = tempcx & 0x00FF;
4040        xgifb_reg_set(pVBInfo->Part4Port, 0x18, temp);
4041
4042        tempeax = pVBInfo->VGAVDE;
4043        tempcx |= 0x04000;
4044
4045        if (tempeax <= tempebx) {
4046                tempcx = tempcx & (~0x4000);
4047                tempeax = pVBInfo->VGAVDE;
4048        } else {
4049                tempeax -= tempebx;
4050        }
4051
4052        templong = (tempeax * 256 * 1024) % tempebx;
4053        tempeax = (tempeax * 256 * 1024) / tempebx;
4054        tempebx = tempeax;
4055
4056        if (templong != 0)
4057                tempebx++;
4058
4059        temp = (unsigned short)(tempebx & 0x000000FF);
4060        xgifb_reg_set(pVBInfo->Part4Port, 0x1B, temp);
4061
4062        temp = (unsigned short)((tempebx & 0x0000FF00) >> 8);
4063        xgifb_reg_set(pVBInfo->Part4Port, 0x1A, temp);
4064        tempbx = (unsigned short)(tempebx >> 16);
4065        temp = tempbx & 0x00FF;
4066        temp <<= 4;
4067        temp |= ((tempcx & 0xFF00) >> 8);
4068        xgifb_reg_set(pVBInfo->Part4Port, 0x19, temp);
4069
4070        /* 301b */
4071        if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV
4072                        | VB_SIS302LV | VB_XGI301C)) {
4073                temp = 0x0028;
4074                xgifb_reg_set(pVBInfo->Part4Port, 0x1C, temp);
4075                tempax = pVBInfo->VGAHDE;
4076                if (modeflag & HalfDCLK)
4077                        tempax >>= 1;
4078
4079                if (XGI_IsLCDDualLink(pVBInfo))
4080                        tempax >>= 1;
4081
4082                if (pVBInfo->VBInfo & SetCRT2ToLCD) {
4083                        if (tempax > 800)
4084                                tempax -= 800;
4085                } else if (pVBInfo->VGAHDE > 800) {
4086                        if (pVBInfo->VGAHDE == 1024)
4087                                tempax = (tempax * 25 / 32) - 1;
4088                        else
4089                                tempax = (tempax * 20 / 32) - 1;
4090                }
4091                tempax -= 1;
4092
4093                temp = (tempax & 0xFF00) >> 8;
4094                temp = (temp & 0x0003) << 4;
4095                xgifb_reg_set(pVBInfo->Part4Port, 0x1E, temp);
4096                temp = tempax & 0x00FF;
4097                xgifb_reg_set(pVBInfo->Part4Port, 0x1D, temp);
4098
4099                if (pVBInfo->VBInfo & (SetCRT2ToTV | SetCRT2ToHiVision)) {
4100                        if (pVBInfo->VGAHDE > 800)
4101                                xgifb_reg_or(pVBInfo->Part4Port, 0x1E, 0x08);
4102                }
4103                temp = 0x0036;
4104
4105                if (pVBInfo->VBInfo & SetCRT2ToTV) {
4106                        if (!(pVBInfo->TVInfo & (NTSC1024x768
4107                                        | TVSetYPbPr525p | TVSetYPbPr750p
4108                                        | TVSetHiVision))) {
4109                                temp |= 0x0001;
4110                                if ((pVBInfo->VBInfo & SetInSlaveMode) &&
4111                                    !(pVBInfo->TVInfo & TVSimuMode))
4112                                        temp &= (~0x0001);
4113                        }
4114                }
4115
4116                xgifb_reg_and_or(pVBInfo->Part4Port, 0x1F, 0x00C0, temp);
4117                tempbx = pVBInfo->HT;
4118                if (XGI_IsLCDDualLink(pVBInfo))
4119                        tempbx >>= 1;
4120                tempbx = (tempbx >> 1) - 2;
4121                temp = ((tempbx & 0x0700) >> 8) << 3;
4122                xgifb_reg_and_or(pVBInfo->Part4Port, 0x21, 0x00C0, temp);
4123                temp = tempbx & 0x00FF;
4124                xgifb_reg_set(pVBInfo->Part4Port, 0x22, temp);
4125        }
4126        /* end 301b */
4127
4128        XGI_SetCRT2VCLK(ModeIdIndex, RefreshRateTableIndex, pVBInfo);
4129}
4130
4131static void XGINew_EnableCRT2(struct vb_device_info *pVBInfo)
4132{
4133        xgifb_reg_and_or(pVBInfo->P3c4, 0x1E, 0xFF, 0x20);
4134}
4135
4136static void XGI_SetGroup5(struct vb_device_info *pVBInfo)
4137{
4138        if (pVBInfo->ModeType == ModeVGA) {
4139                if (!(pVBInfo->VBInfo & (SetInSlaveMode | LoadDACFlag
4140                                | DisableCRT2Display))) {
4141                        XGINew_EnableCRT2(pVBInfo);
4142                }
4143        }
4144}
4145
4146static void XGI_DisableGatingCRT(struct vb_device_info *pVBInfo)
4147{
4148        xgifb_reg_and_or(pVBInfo->P3d4, 0x63, 0xBF, 0x00);
4149}
4150
4151static unsigned char XGI_XG21CheckLVDSMode(struct xgifb_video_info *xgifb_info,
4152                                           unsigned short ModeNo,
4153                                           unsigned short ModeIdIndex)
4154{
4155        unsigned short xres, yres, colordepth, modeflag, resindex;
4156
4157        resindex = XGI330_EModeIDTable[ModeIdIndex].Ext_RESINFO;
4158        xres = XGI330_ModeResInfo[resindex].HTotal; /* xres->ax */
4159        yres = XGI330_ModeResInfo[resindex].VTotal; /* yres->bx */
4160        /* si+St_ModeFlag */
4161        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
4162
4163        if (!(modeflag & Charx8Dot)) {
4164                xres /= 9;
4165                xres *= 8;
4166        }
4167
4168        if ((ModeNo > 0x13) && (modeflag & HalfDCLK))
4169                xres *= 2;
4170
4171        if ((ModeNo > 0x13) && (modeflag & DoubleScanMode))
4172                yres *= 2;
4173
4174        if (xres > xgifb_info->lvds_data.LVDSHDE)
4175                return 0;
4176
4177        if (yres > xgifb_info->lvds_data.LVDSVDE)
4178                return 0;
4179
4180        if (xres != xgifb_info->lvds_data.LVDSHDE ||
4181            yres != xgifb_info->lvds_data.LVDSVDE) {
4182                colordepth = XGI_GetColorDepth(ModeIdIndex);
4183                if (colordepth > 2)
4184                        return 0;
4185        }
4186        return 1;
4187}
4188
4189static void xgifb_set_lvds(struct xgifb_video_info *xgifb_info,
4190                           int chip_id,
4191                           unsigned short ModeIdIndex,
4192                           struct vb_device_info *pVBInfo)
4193{
4194        unsigned char temp, Miscdata;
4195        unsigned short xres, yres, modeflag, resindex;
4196        unsigned short LVDSHT, LVDSHBS, LVDSHRS, LVDSHRE, LVDSHBE;
4197        unsigned short LVDSVT, LVDSVBS, LVDSVRS, LVDSVRE, LVDSVBE;
4198        unsigned short value;
4199
4200        temp = (unsigned char)((xgifb_info->lvds_data.LVDS_Capability &
4201                                (LCDPolarity << 8)) >> 8);
4202        temp &= LCDPolarity;
4203        Miscdata = inb(pVBInfo->P3cc);
4204
4205        outb((Miscdata & 0x3F) | temp, pVBInfo->P3c2);
4206
4207        temp = xgifb_info->lvds_data.LVDS_Capability & LCDPolarity;
4208        /* SR35[7] FP VSync polarity */
4209        xgifb_reg_and_or(pVBInfo->P3c4, 0x35, ~0x80, temp & 0x80);
4210        /* SR30[5] FP HSync polarity */
4211        xgifb_reg_and_or(pVBInfo->P3c4, 0x30, ~0x20, (temp & 0x40) >> 1);
4212
4213        if (chip_id == XG27)
4214                XGI_SetXG27FPBits(pVBInfo);
4215        else
4216                XGI_SetXG21FPBits(pVBInfo);
4217
4218        resindex = XGI330_EModeIDTable[ModeIdIndex].Ext_RESINFO;
4219        xres = XGI330_ModeResInfo[resindex].HTotal; /* xres->ax */
4220        yres = XGI330_ModeResInfo[resindex].VTotal; /* yres->bx */
4221        /* si+St_ModeFlag */
4222        modeflag = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
4223
4224        if (!(modeflag & Charx8Dot))
4225                xres = xres * 8 / 9;
4226
4227        LVDSHT = xgifb_info->lvds_data.LVDSHT;
4228
4229        LVDSHBS = xres + (xgifb_info->lvds_data.LVDSHDE - xres) / 2;
4230
4231        if (LVDSHBS > LVDSHT)
4232                LVDSHBS -= LVDSHT;
4233
4234        LVDSHRS = LVDSHBS + xgifb_info->lvds_data.LVDSHFP;
4235        if (LVDSHRS > LVDSHT)
4236                LVDSHRS -= LVDSHT;
4237
4238        LVDSHRE = LVDSHRS + xgifb_info->lvds_data.LVDSHSYNC;
4239        if (LVDSHRE > LVDSHT)
4240                LVDSHRE -= LVDSHT;
4241
4242        LVDSHBE = LVDSHBS + LVDSHT - xgifb_info->lvds_data.LVDSHDE;
4243
4244        LVDSVT = xgifb_info->lvds_data.LVDSVT;
4245
4246        LVDSVBS = yres + (xgifb_info->lvds_data.LVDSVDE - yres) / 2;
4247        if (modeflag & DoubleScanMode)
4248                LVDSVBS += yres / 2;
4249
4250        if (LVDSVBS > LVDSVT)
4251                LVDSVBS -= LVDSVT;
4252
4253        LVDSVRS = LVDSVBS + xgifb_info->lvds_data.LVDSVFP;
4254        if (LVDSVRS > LVDSVT)
4255                LVDSVRS -= LVDSVT;
4256
4257        LVDSVRE = LVDSVRS + xgifb_info->lvds_data.LVDSVSYNC;
4258        if (LVDSVRE > LVDSVT)
4259                LVDSVRE -= LVDSVT;
4260
4261        LVDSVBE = LVDSVBS + LVDSVT - xgifb_info->lvds_data.LVDSVDE;
4262
4263        temp = xgifb_reg_get(pVBInfo->P3d4, 0x11);
4264        xgifb_reg_set(pVBInfo->P3d4, 0x11, temp & 0x7f); /* Unlock CRTC */
4265
4266        if (!(modeflag & Charx8Dot))
4267                xgifb_reg_or(pVBInfo->P3c4, 0x1, 0x1);
4268
4269        /* HT SR0B[1:0] CR00 */
4270        value = (LVDSHT >> 3) - 5;
4271        xgifb_reg_and_or(pVBInfo->P3c4, 0x0B, ~0x03, (value & 0x300) >> 8);
4272        xgifb_reg_set(pVBInfo->P3d4, 0x0, (value & 0xFF));
4273
4274        /* HBS SR0B[5:4] CR02 */
4275        value = (LVDSHBS >> 3) - 1;
4276        xgifb_reg_and_or(pVBInfo->P3c4, 0x0B, ~0x30, (value & 0x300) >> 4);
4277        xgifb_reg_set(pVBInfo->P3d4, 0x2, (value & 0xFF));
4278
4279        /* HBE SR0C[1:0] CR05[7] CR03[4:0] */
4280        value = (LVDSHBE >> 3) - 1;
4281        xgifb_reg_and_or(pVBInfo->P3c4, 0x0C, ~0x03, (value & 0xC0) >> 6);
4282        xgifb_reg_and_or(pVBInfo->P3d4, 0x05, ~0x80, (value & 0x20) << 2);
4283        xgifb_reg_and_or(pVBInfo->P3d4, 0x03, ~0x1F, value & 0x1F);
4284
4285        /* HRS SR0B[7:6] CR04 */
4286        value = (LVDSHRS >> 3) + 2;
4287        xgifb_reg_and_or(pVBInfo->P3c4, 0x0B, ~0xC0, (value & 0x300) >> 2);
4288        xgifb_reg_set(pVBInfo->P3d4, 0x4, (value & 0xFF));
4289
4290        /* Panel HRS SR2F[1:0] SR2E[7:0]  */
4291        value--;
4292        xgifb_reg_and_or(pVBInfo->P3c4, 0x2F, ~0x03, (value & 0x300) >> 8);
4293        xgifb_reg_set(pVBInfo->P3c4, 0x2E, (value & 0xFF));
4294
4295        /* HRE SR0C[2] CR05[4:0] */
4296        value = (LVDSHRE >> 3) + 2;
4297        xgifb_reg_and_or(pVBInfo->P3c4, 0x0C, ~0x04, (value & 0x20) >> 3);
4298        xgifb_reg_and_or(pVBInfo->P3d4, 0x05, ~0x1F, value & 0x1F);
4299
4300        /* Panel HRE SR2F[7:2]  */
4301        value--;
4302        xgifb_reg_and_or(pVBInfo->P3c4, 0x2F, ~0xFC, value << 2);
4303
4304        /* VT SR0A[0] CR07[5][0] CR06 */
4305        value = LVDSVT - 2;
4306        xgifb_reg_and_or(pVBInfo->P3c4, 0x0A, ~0x01, (value & 0x400) >> 10);
4307        xgifb_reg_and_or(pVBInfo->P3d4, 0x07, ~0x20, (value & 0x200) >> 4);
4308        xgifb_reg_and_or(pVBInfo->P3d4, 0x07, ~0x01, (value & 0x100) >> 8);
4309        xgifb_reg_set(pVBInfo->P3d4, 0x06, (value & 0xFF));
4310
4311        /* VBS SR0A[2] CR09[5] CR07[3] CR15 */
4312        value = LVDSVBS - 1;
4313        xgifb_reg_and_or(pVBInfo->P3c4, 0x0A, ~0x04, (value & 0x400) >> 8);
4314        xgifb_reg_and_or(pVBInfo->P3d4, 0x09, ~0x20, (value & 0x200) >> 4);
4315        xgifb_reg_and_or(pVBInfo->P3d4, 0x07, ~0x08, (value & 0x100) >> 5);
4316        xgifb_reg_set(pVBInfo->P3d4, 0x15, (value & 0xFF));
4317
4318        /* VBE SR0A[4] CR16 */
4319        value = LVDSVBE - 1;
4320        xgifb_reg_and_or(pVBInfo->P3c4, 0x0A, ~0x10, (value & 0x100) >> 4);
4321        xgifb_reg_set(pVBInfo->P3d4, 0x16, (value & 0xFF));
4322
4323        /* VRS SR0A[3] CR7[7][2] CR10 */
4324        value = LVDSVRS - 1;
4325        xgifb_reg_and_or(pVBInfo->P3c4, 0x0A, ~0x08, (value & 0x400) >> 7);
4326        xgifb_reg_and_or(pVBInfo->P3d4, 0x07, ~0x80, (value & 0x200) >> 2);
4327        xgifb_reg_and_or(pVBInfo->P3d4, 0x07, ~0x04, (value & 0x100) >> 6);
4328        xgifb_reg_set(pVBInfo->P3d4, 0x10, (value & 0xFF));
4329
4330        if (chip_id == XG27) {
4331                /* Panel VRS SR35[2:0] SR34[7:0] */
4332                xgifb_reg_and_or(pVBInfo->P3c4, 0x35, ~0x07,
4333                                 (value & 0x700) >> 8);
4334                xgifb_reg_set(pVBInfo->P3c4, 0x34, value & 0xFF);
4335        } else {
4336                /* Panel VRS SR3F[1:0] SR34[7:0] SR33[0] */
4337                xgifb_reg_and_or(pVBInfo->P3c4, 0x3F, ~0x03,
4338                                 (value & 0x600) >> 9);
4339                xgifb_reg_set(pVBInfo->P3c4, 0x34, (value >> 1) & 0xFF);
4340                xgifb_reg_and_or(pVBInfo->P3d4, 0x33, ~0x01, value & 0x01);
4341        }
4342
4343        /* VRE SR0A[5] CR11[3:0] */
4344        value = LVDSVRE - 1;
4345        xgifb_reg_and_or(pVBInfo->P3c4, 0x0A, ~0x20, (value & 0x10) << 1);
4346        xgifb_reg_and_or(pVBInfo->P3d4, 0x11, ~0x0F, value & 0x0F);
4347
4348        /* Panel VRE SR3F[7:2] */
4349        if (chip_id == XG27)
4350                xgifb_reg_and_or(pVBInfo->P3c4, 0x3F, ~0xFC,
4351                                 (value << 2) & 0xFC);
4352        else
4353                /* SR3F[7] has to be 0, h/w bug */
4354                xgifb_reg_and_or(pVBInfo->P3c4, 0x3F, ~0xFC,
4355                                 (value << 2) & 0x7C);
4356
4357        for (temp = 0, value = 0; temp < 3; temp++) {
4358                xgifb_reg_and_or(pVBInfo->P3c4, 0x31, ~0x30, value);
4359                xgifb_reg_set(pVBInfo->P3c4,
4360                              0x2B, xgifb_info->lvds_data.VCLKData1);
4361                xgifb_reg_set(pVBInfo->P3c4,
4362                              0x2C, xgifb_info->lvds_data.VCLKData2);
4363                value += 0x10;
4364        }
4365
4366        if (!(modeflag & Charx8Dot)) {
4367                inb(pVBInfo->P3da); /* reset 3da */
4368                outb(0x13, pVBInfo->P3c0); /* set index */
4369                /* set data, panning = 0, shift left 1 dot*/
4370                outb(0x00, pVBInfo->P3c0);
4371
4372                inb(pVBInfo->P3da); /* Enable Attribute */
4373                outb(0x20, pVBInfo->P3c0);
4374
4375                inb(pVBInfo->P3da); /* reset 3da */
4376        }
4377}
4378
4379/*
4380 * Function : XGI_IsLCDON
4381 * Input :
4382 * Output : 0 : Skip PSC Control
4383 * 1: Disable PSC
4384 * Description :
4385 */
4386static unsigned char XGI_IsLCDON(struct vb_device_info *pVBInfo)
4387{
4388        unsigned short tempax;
4389
4390        tempax = pVBInfo->VBInfo;
4391        if (tempax & SetCRT2ToDualEdge)
4392                return 0;
4393        else if (tempax & (DisableCRT2Display | SwitchCRT2 | SetSimuScanMode))
4394                return 1;
4395
4396        return 0;
4397}
4398
4399static void XGI_DisableBridge(struct xgifb_video_info *xgifb_info,
4400                              struct xgi_hw_device_info *HwDeviceExtension,
4401                              struct vb_device_info *pVBInfo)
4402{
4403        unsigned short tempah = 0;
4404
4405        if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV
4406                        | VB_SIS302LV | VB_XGI301C)) {
4407                tempah = 0x3F;
4408                if (!(pVBInfo->VBInfo &
4409                    (DisableCRT2Display | SetSimuScanMode))) {
4410                        if (pVBInfo->VBInfo & XGI_SetCRT2ToLCDA) {
4411                                if (pVBInfo->VBInfo & SetCRT2ToDualEdge)
4412                                        tempah = 0x7F; /* Disable Channel A */
4413                        }
4414                }
4415
4416                /* disable part4_1f */
4417                xgifb_reg_and(pVBInfo->Part4Port, 0x1F, tempah);
4418
4419                if (pVBInfo->VBType & (VB_SIS302LV | VB_XGI301C)) {
4420                        if (((pVBInfo->VBInfo &
4421                              (SetCRT2ToLCD | XGI_SetCRT2ToLCDA))) ||
4422                                (XGI_IsLCDON(pVBInfo)))
4423                                /* LVDS Driver power down */
4424                                xgifb_reg_or(pVBInfo->Part4Port, 0x30, 0x80);
4425                }
4426
4427                if (pVBInfo->VBInfo & (DisableCRT2Display | XGI_SetCRT2ToLCDA |
4428                                       SetSimuScanMode))
4429                        XGI_DisplayOff(xgifb_info, HwDeviceExtension, pVBInfo);
4430
4431                if (pVBInfo->VBInfo & XGI_SetCRT2ToLCDA)
4432                        /* Power down */
4433                        xgifb_reg_and(pVBInfo->Part1Port, 0x1e, 0xdf);
4434
4435                /* disable TV as primary VGA swap */
4436                xgifb_reg_and(pVBInfo->P3c4, 0x32, 0xdf);
4437
4438                if ((pVBInfo->VBInfo & (SetSimuScanMode | SetCRT2ToDualEdge)))
4439                        xgifb_reg_and(pVBInfo->Part2Port, 0x00, 0xdf);
4440
4441                if ((pVBInfo->VBInfo &
4442                        (DisableCRT2Display | SetSimuScanMode)) ||
4443                    (!(pVBInfo->VBInfo & XGI_SetCRT2ToLCDA) &&
4444                    (pVBInfo->VBInfo &
4445                        (SetCRT2ToRAMDAC | SetCRT2ToLCD | SetCRT2ToTV))))
4446                        xgifb_reg_or(pVBInfo->Part1Port, 0x00, 0x80);
4447
4448                if ((pVBInfo->VBInfo &
4449                        (DisableCRT2Display | SetSimuScanMode)) ||
4450                    (!(pVBInfo->VBInfo & XGI_SetCRT2ToLCDA)) ||
4451                    (pVBInfo->VBInfo &
4452                        (SetCRT2ToRAMDAC | SetCRT2ToLCD | SetCRT2ToTV))) {
4453                        /* save Part1 index 0 */
4454                        tempah = xgifb_reg_get(pVBInfo->Part1Port, 0x00);
4455                        /* BTDAC = 1, avoid VB reset */
4456                        xgifb_reg_or(pVBInfo->Part1Port, 0x00, 0x10);
4457                        /* disable CRT2 */
4458                        xgifb_reg_and(pVBInfo->Part1Port, 0x1E, 0xDF);
4459                        /* restore Part1 index 0 */
4460                        xgifb_reg_set(pVBInfo->Part1Port, 0x00, tempah);
4461                }
4462        } else { /* {301} */
4463                if (pVBInfo->VBInfo & (SetCRT2ToLCD | SetCRT2ToTV)) {
4464                        xgifb_reg_or(pVBInfo->Part1Port, 0x00, 0x80);
4465                        /* Disable CRT2 */
4466                        xgifb_reg_and(pVBInfo->Part1Port, 0x1E, 0xDF);
4467                        /* Disable TV asPrimary VGA swap */
4468                        xgifb_reg_and(pVBInfo->P3c4, 0x32, 0xDF);
4469                }
4470
4471                if (pVBInfo->VBInfo & (DisableCRT2Display | XGI_SetCRT2ToLCDA
4472                                | SetSimuScanMode))
4473                        XGI_DisplayOff(xgifb_info, HwDeviceExtension, pVBInfo);
4474        }
4475}
4476
4477/*
4478 * Function : XGI_GetTVPtrIndex
4479 * Input :
4480 * Output :
4481 * Description : bx 0 : ExtNTSC
4482 * 1 : StNTSC
4483 * 2 : ExtPAL
4484 * 3 : StPAL
4485 * 4 : ExtHiTV
4486 * 5 : StHiTV
4487 * 6 : Ext525i
4488 * 7 : St525i
4489 * 8 : Ext525p
4490 * 9 : St525p
4491 * A : Ext750p
4492 * B : St750p
4493 */
4494static unsigned short XGI_GetTVPtrIndex(struct vb_device_info *pVBInfo)
4495{
4496        unsigned short tempbx = 0;
4497
4498        if (pVBInfo->TVInfo & TVSetPAL)
4499                tempbx = 2;
4500        if (pVBInfo->TVInfo & TVSetHiVision)
4501                tempbx = 4;
4502        if (pVBInfo->TVInfo & TVSetYPbPr525i)
4503                tempbx = 6;
4504        if (pVBInfo->TVInfo & TVSetYPbPr525p)
4505                tempbx = 8;
4506        if (pVBInfo->TVInfo & TVSetYPbPr750p)
4507                tempbx = 10;
4508        if (pVBInfo->TVInfo & TVSimuMode)
4509                tempbx++;
4510
4511        return tempbx;
4512}
4513
4514/*
4515 * Function : XGI_GetTVPtrIndex2
4516 * Input :
4517 * Output : bx 0 : NTSC
4518 * 1 : PAL
4519 * 2 : PALM
4520 * 3 : PALN
4521 * 4 : NTSC1024x768
4522 * 5 : PAL-M 1024x768
4523 * 6-7: reserved
4524 * cl 0 : YFilter1
4525 * 1 : YFilter2
4526 * ch 0 : 301A
4527 * 1 : 301B/302B/301LV/302LV
4528 * Description :
4529 */
4530static void XGI_GetTVPtrIndex2(unsigned short *tempbx, unsigned char *tempcl,
4531                               unsigned char *tempch, struct vb_device_info *pVBInfo)
4532{
4533        *tempbx = 0;
4534        *tempcl = 0;
4535        *tempch = 0;
4536
4537        if (pVBInfo->TVInfo & TVSetPAL)
4538                *tempbx = 1;
4539
4540        if (pVBInfo->TVInfo & TVSetPALM)
4541                *tempbx = 2;
4542
4543        if (pVBInfo->TVInfo & TVSetPALN)
4544                *tempbx = 3;
4545
4546        if (pVBInfo->TVInfo & NTSC1024x768) {
4547                *tempbx = 4;
4548                if (pVBInfo->TVInfo & TVSetPALM)
4549                        *tempbx = 5;
4550        }
4551
4552        if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV
4553                        | VB_SIS302LV | VB_XGI301C)) {
4554                if (!(pVBInfo->VBInfo & SetInSlaveMode) || (pVBInfo->TVInfo
4555                                & TVSimuMode)) {
4556                        *tempbx += 8;
4557                        *tempcl += 1;
4558                }
4559        }
4560
4561        if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV
4562                        | VB_SIS302LV | VB_XGI301C))
4563                (*tempch)++;
4564}
4565
4566static void XGI_SetDelayComp(struct vb_device_info *pVBInfo)
4567{
4568        unsigned char tempah, tempbl, tempbh;
4569
4570        if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV
4571                        | VB_SIS302LV | VB_XGI301C)) {
4572                if (pVBInfo->VBInfo & (SetCRT2ToLCD | XGI_SetCRT2ToLCDA
4573                                | SetCRT2ToTV | SetCRT2ToRAMDAC)) {
4574                        tempbh = 0;
4575                        tempbl = XGI301TVDelay;
4576
4577                        if (pVBInfo->VBInfo & SetCRT2ToDualEdge)
4578                                tempbl >>= 4;
4579                        if (pVBInfo->VBInfo &
4580                            (SetCRT2ToLCD | XGI_SetCRT2ToLCDA)) {
4581                                tempbh = XGI301LCDDelay;
4582
4583                                if (!(pVBInfo->VBInfo & XGI_SetCRT2ToLCDA))
4584                                        tempbl = tempbh;
4585                        }
4586
4587                        tempbl &= 0x0F;
4588                        tempbh &= 0xF0;
4589                        tempah = xgifb_reg_get(pVBInfo->Part1Port, 0x2D);
4590
4591                        if (pVBInfo->VBInfo & (SetCRT2ToRAMDAC | SetCRT2ToLCD
4592                                        | SetCRT2ToTV)) { /* Channel B */
4593                                tempah &= 0xF0;
4594                                tempah |= tempbl;
4595                        }
4596
4597                        if (pVBInfo->VBInfo & XGI_SetCRT2ToLCDA) {
4598                                /* Channel A */
4599                                tempah &= 0x0F;
4600                                tempah |= tempbh;
4601                        }
4602                        xgifb_reg_set(pVBInfo->Part1Port, 0x2D, tempah);
4603                }
4604        }
4605}
4606
4607static void XGI_SetLCDCap_A(unsigned short tempcx,
4608                            struct vb_device_info *pVBInfo)
4609{
4610        unsigned short temp;
4611
4612        temp = xgifb_reg_get(pVBInfo->P3d4, 0x37);
4613
4614        if (temp & LCDRGB18Bit) {
4615                xgifb_reg_and_or(pVBInfo->Part1Port, 0x19, 0x0F,
4616                                 /* Enable Dither */
4617                                 (unsigned short)(0x20 | (tempcx & 0x00C0)));
4618                xgifb_reg_and_or(pVBInfo->Part1Port, 0x1A, 0x7F, 0x80);
4619        } else {
4620                xgifb_reg_and_or(pVBInfo->Part1Port, 0x19, 0x0F,
4621                                 (unsigned short)(0x30 | (tempcx & 0x00C0)));
4622                xgifb_reg_and_or(pVBInfo->Part1Port, 0x1A, 0x7F, 0x00);
4623        }
4624}
4625
4626/*
4627 * Function : XGI_SetLCDCap_B
4628 * Input : cx -> LCD Capability
4629 * Output :
4630 * Description :
4631 */
4632static void XGI_SetLCDCap_B(unsigned short tempcx,
4633                            struct vb_device_info *pVBInfo)
4634{
4635        if (tempcx & EnableLCD24bpp) /* 24bits */
4636                xgifb_reg_and_or(pVBInfo->Part2Port, 0x1A, 0xE0,
4637                                 (unsigned short)(((tempcx & 0x00ff) >> 6) | 0x0c));
4638        else
4639                xgifb_reg_and_or(pVBInfo->Part2Port, 0x1A, 0xE0,
4640                                 (unsigned short)(((tempcx & 0x00ff) >> 6) | 0x18));
4641                                  /* Enable Dither */
4642}
4643
4644static void XGI_LongWait(struct vb_device_info *pVBInfo)
4645{
4646        unsigned short i;
4647
4648        i = xgifb_reg_get(pVBInfo->P3c4, 0x1F);
4649
4650        if (!(i & 0xC0)) {
4651                for (i = 0; i < 0xFFFF; i++) {
4652                        if (!(inb(pVBInfo->P3da) & 0x08))
4653                                break;
4654                }
4655
4656                for (i = 0; i < 0xFFFF; i++) {
4657                        if ((inb(pVBInfo->P3da) & 0x08))
4658                                break;
4659                }
4660        }
4661}
4662
4663static void SetSpectrum(struct vb_device_info *pVBInfo)
4664{
4665        unsigned short index;
4666
4667        index = XGI_GetLCDCapPtr(pVBInfo);
4668
4669        /* disable down spectrum D[4] */
4670        xgifb_reg_and(pVBInfo->Part4Port, 0x30, 0x8F);
4671        XGI_LongWait(pVBInfo);
4672        xgifb_reg_or(pVBInfo->Part4Port, 0x30, 0x20); /* reset spectrum */
4673        XGI_LongWait(pVBInfo);
4674
4675        xgifb_reg_set(pVBInfo->Part4Port, 0x31,
4676                      pVBInfo->LCDCapList[index].Spectrum_31);
4677        xgifb_reg_set(pVBInfo->Part4Port, 0x32,
4678                      pVBInfo->LCDCapList[index].Spectrum_32);
4679        xgifb_reg_set(pVBInfo->Part4Port, 0x33,
4680                      pVBInfo->LCDCapList[index].Spectrum_33);
4681        xgifb_reg_set(pVBInfo->Part4Port, 0x34,
4682                      pVBInfo->LCDCapList[index].Spectrum_34);
4683        XGI_LongWait(pVBInfo);
4684        xgifb_reg_or(pVBInfo->Part4Port, 0x30, 0x40); /* enable spectrum */
4685}
4686
4687static void XGI_SetLCDCap(struct vb_device_info *pVBInfo)
4688{
4689        unsigned short tempcx;
4690
4691        tempcx = pVBInfo->LCDCapList[XGI_GetLCDCapPtr(pVBInfo)].LCD_Capability;
4692
4693        if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV |
4694                VB_SIS302LV | VB_XGI301C)) {
4695                if (pVBInfo->VBType &
4696                    (VB_SIS301LV | VB_SIS302LV | VB_XGI301C)) {
4697                        /* Set 301LV Capability */
4698                        xgifb_reg_set(pVBInfo->Part4Port, 0x24,
4699                                      (unsigned char)(tempcx & 0x1F));
4700                }
4701                /* VB Driving */
4702                xgifb_reg_and_or(pVBInfo->Part4Port, 0x0D,
4703                                 ~((EnableVBCLKDRVLOW | EnablePLLSPLOW) >> 8),
4704                                 (unsigned short)((tempcx & (EnableVBCLKDRVLOW |
4705                                 EnablePLLSPLOW)) >> 8));
4706
4707                if (pVBInfo->VBInfo & SetCRT2ToLCD)
4708                        XGI_SetLCDCap_B(tempcx, pVBInfo);
4709                else if (pVBInfo->VBInfo & XGI_SetCRT2ToLCDA)
4710                        XGI_SetLCDCap_A(tempcx, pVBInfo);
4711
4712                if (pVBInfo->VBType & (VB_SIS302LV | VB_XGI301C)) {
4713                        if (tempcx & EnableSpectrum)
4714                                SetSpectrum(pVBInfo);
4715                }
4716        } else {
4717                /* LVDS,CH7017 */
4718                XGI_SetLCDCap_A(tempcx, pVBInfo);
4719        }
4720}
4721
4722/*
4723 * Function : XGI_SetAntiFlicker
4724 * Input :
4725 * Output :
4726 * Description : Set TV Customized Param.
4727 */
4728static void XGI_SetAntiFlicker(struct vb_device_info *pVBInfo)
4729{
4730        unsigned short tempbx;
4731
4732        unsigned char tempah;
4733
4734        if (pVBInfo->TVInfo & (TVSetYPbPr525p | TVSetYPbPr750p))
4735                return;
4736
4737        tempbx = XGI_GetTVPtrIndex(pVBInfo);
4738        tempbx &= 0xFE;
4739        tempah = TVAntiFlickList[tempbx];
4740        tempah <<= 4;
4741
4742        xgifb_reg_and_or(pVBInfo->Part2Port, 0x0A, 0x8F, tempah);
4743}
4744
4745static void XGI_SetEdgeEnhance(struct vb_device_info *pVBInfo)
4746{
4747        unsigned short tempbx;
4748
4749        unsigned char tempah;
4750
4751        tempbx = XGI_GetTVPtrIndex(pVBInfo);
4752        tempbx &= 0xFE;
4753        tempah = TVEdgeList[tempbx];
4754        tempah <<= 5;
4755
4756        xgifb_reg_and_or(pVBInfo->Part2Port, 0x3A, 0x1F, tempah);
4757}
4758
4759static void XGI_SetPhaseIncr(struct vb_device_info *pVBInfo)
4760{
4761        unsigned short tempbx;
4762
4763        unsigned char tempcl, tempch;
4764
4765        unsigned long tempData;
4766
4767        XGI_GetTVPtrIndex2(&tempbx, &tempcl, &tempch, pVBInfo); /* bx, cl, ch */
4768        tempData = TVPhaseList[tempbx];
4769
4770        xgifb_reg_set(pVBInfo->Part2Port, 0x31, (unsigned short)(tempData
4771                        & 0x000000FF));
4772        xgifb_reg_set(pVBInfo->Part2Port, 0x32, (unsigned short)((tempData
4773                        & 0x0000FF00) >> 8));
4774        xgifb_reg_set(pVBInfo->Part2Port, 0x33, (unsigned short)((tempData
4775                        & 0x00FF0000) >> 16));
4776        xgifb_reg_set(pVBInfo->Part2Port, 0x34, (unsigned short)((tempData
4777                        & 0xFF000000) >> 24));
4778}
4779
4780static void XGI_SetYFilter(unsigned short ModeIdIndex,
4781                           struct vb_device_info *pVBInfo)
4782{
4783        unsigned short tempbx, index;
4784        unsigned char const *filterPtr;
4785        unsigned char tempcl, tempch, tempal;
4786
4787        XGI_GetTVPtrIndex2(&tempbx, &tempcl, &tempch, pVBInfo); /* bx, cl, ch */
4788
4789        switch (tempbx) {
4790        case 0x00:
4791        case 0x04:
4792                filterPtr = NTSCYFilter1;
4793                break;
4794
4795        case 0x01:
4796                filterPtr = PALYFilter1;
4797                break;
4798
4799        case 0x02:
4800        case 0x05:
4801        case 0x0D:
4802        case 0x03:
4803                filterPtr = xgifb_palmn_yfilter1;
4804                break;
4805
4806        case 0x08:
4807        case 0x0C:
4808        case 0x0A:
4809        case 0x0B:
4810        case 0x09:
4811                filterPtr = xgifb_yfilter2;
4812                break;
4813
4814        default:
4815                return;
4816        }
4817
4818        tempal = XGI330_EModeIDTable[ModeIdIndex].VB_ExtTVYFilterIndex;
4819        if (tempcl == 0)
4820                index = tempal * 4;
4821        else
4822                index = tempal * 7;
4823
4824        if ((tempcl == 0) && (tempch == 1)) {
4825                xgifb_reg_set(pVBInfo->Part2Port, 0x35, 0);
4826                xgifb_reg_set(pVBInfo->Part2Port, 0x36, 0);
4827                xgifb_reg_set(pVBInfo->Part2Port, 0x37, 0);
4828                xgifb_reg_set(pVBInfo->Part2Port, 0x38, filterPtr[index++]);
4829        } else {
4830                xgifb_reg_set(pVBInfo->Part2Port, 0x35, filterPtr[index++]);
4831                xgifb_reg_set(pVBInfo->Part2Port, 0x36, filterPtr[index++]);
4832                xgifb_reg_set(pVBInfo->Part2Port, 0x37, filterPtr[index++]);
4833                xgifb_reg_set(pVBInfo->Part2Port, 0x38, filterPtr[index++]);
4834        }
4835
4836        if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV
4837                        | VB_SIS302LV | VB_XGI301C)) {
4838                xgifb_reg_set(pVBInfo->Part2Port, 0x48, filterPtr[index++]);
4839                xgifb_reg_set(pVBInfo->Part2Port, 0x49, filterPtr[index++]);
4840                xgifb_reg_set(pVBInfo->Part2Port, 0x4A, filterPtr[index++]);
4841        }
4842}
4843
4844/*
4845 * Function : XGI_OEM310Setting
4846 * Input :
4847 * Output :
4848 * Description : Customized Param. for 301
4849 */
4850static void XGI_OEM310Setting(unsigned short ModeIdIndex,
4851                              struct vb_device_info *pVBInfo)
4852{
4853        XGI_SetDelayComp(pVBInfo);
4854
4855        if (pVBInfo->VBInfo & (SetCRT2ToLCD | XGI_SetCRT2ToLCDA))
4856                XGI_SetLCDCap(pVBInfo);
4857
4858        if (pVBInfo->VBInfo & SetCRT2ToTV) {
4859                XGI_SetPhaseIncr(pVBInfo);
4860                XGI_SetYFilter(ModeIdIndex, pVBInfo);
4861                XGI_SetAntiFlicker(pVBInfo);
4862
4863                if (pVBInfo->VBType & VB_SIS301)
4864                        XGI_SetEdgeEnhance(pVBInfo);
4865        }
4866}
4867
4868/*
4869 * Function : XGI_SetCRT2ModeRegs
4870 * Input :
4871 * Output :
4872 * Description : Origin code for crt2group
4873 */
4874static void XGI_SetCRT2ModeRegs(struct vb_device_info *pVBInfo)
4875{
4876        unsigned short tempbl;
4877        short tempcl;
4878
4879        unsigned char tempah;
4880
4881        tempah = 0;
4882        if (!(pVBInfo->VBInfo & DisableCRT2Display)) {
4883                tempah = xgifb_reg_get(pVBInfo->Part1Port, 0x00);
4884                tempah &= ~0x10; /* BTRAMDAC */
4885                tempah |= 0x40; /* BTRAM */
4886
4887                if (pVBInfo->VBInfo & (SetCRT2ToRAMDAC | SetCRT2ToTV
4888                                | SetCRT2ToLCD)) {
4889                        tempah = 0x40; /* BTDRAM */
4890                        tempcl = pVBInfo->ModeType;
4891                        tempcl -= ModeVGA;
4892                        if (tempcl >= 0) {
4893                                /* BT Color */
4894                                tempah = 0x008 >> tempcl;
4895                                if (tempah == 0)
4896                                        tempah = 1;
4897                                tempah |= 0x040;
4898                        }
4899                        if (pVBInfo->VBInfo & SetInSlaveMode)
4900                                tempah ^= 0x50; /* BTDAC */
4901                }
4902        }
4903
4904        xgifb_reg_set(pVBInfo->Part1Port, 0x00, tempah);
4905        tempah = 0x08;
4906        tempbl = 0xf0;
4907
4908        if (pVBInfo->VBInfo & DisableCRT2Display)
4909                goto reg_and_or;
4910
4911        tempah = 0x00;
4912        tempbl = 0xff;
4913
4914        if (!(pVBInfo->VBInfo & (SetCRT2ToRAMDAC | SetCRT2ToTV |
4915                                 SetCRT2ToLCD | XGI_SetCRT2ToLCDA)))
4916                goto reg_and_or;
4917
4918        if ((pVBInfo->VBInfo & XGI_SetCRT2ToLCDA) &&
4919            (!(pVBInfo->VBInfo & SetSimuScanMode))) {
4920                tempbl &= 0xf7;
4921                tempah |= 0x01;
4922                goto reg_and_or;
4923        }
4924
4925        if (pVBInfo->VBInfo & XGI_SetCRT2ToLCDA) {
4926                tempbl &= 0xf7;
4927                tempah |= 0x01;
4928        }
4929
4930        if (!(pVBInfo->VBInfo & (SetCRT2ToRAMDAC | SetCRT2ToTV | SetCRT2ToLCD)))
4931                goto reg_and_or;
4932
4933        tempbl &= 0xf8;
4934        tempah = 0x01;
4935
4936        if (!(pVBInfo->VBInfo & SetInSlaveMode))
4937                tempah |= 0x02;
4938
4939        if (!(pVBInfo->VBInfo & SetCRT2ToRAMDAC)) {
4940                tempah = tempah ^ 0x05;
4941                if (!(pVBInfo->VBInfo & SetCRT2ToLCD))
4942                        tempah = tempah ^ 0x01;
4943        }
4944
4945        if (!(pVBInfo->VBInfo & SetCRT2ToDualEdge))
4946                tempah |= 0x08;
4947
4948reg_and_or:
4949        xgifb_reg_and_or(pVBInfo->Part1Port, 0x2e, tempbl, tempah);
4950
4951        if (pVBInfo->VBInfo & (SetCRT2ToRAMDAC | SetCRT2ToTV | SetCRT2ToLCD
4952                        | XGI_SetCRT2ToLCDA)) {
4953                tempah &= (~0x08);
4954                if ((pVBInfo->ModeType == ModeVGA) && !(pVBInfo->VBInfo
4955                                & SetInSlaveMode)) {
4956                        tempah |= 0x010;
4957                }
4958                tempah |= 0x080;
4959
4960                if (pVBInfo->VBInfo & SetCRT2ToTV) {
4961                        tempah |= 0x020;
4962                        if (pVBInfo->VBInfo & DriverMode)
4963                                tempah = tempah ^ 0x20;
4964                }
4965
4966                xgifb_reg_and_or(pVBInfo->Part4Port, 0x0D, ~0x0BF, tempah);
4967                tempah = 0;
4968
4969                if (pVBInfo->LCDInfo & SetLCDDualLink)
4970                        tempah |= 0x40;
4971
4972                if (pVBInfo->VBInfo & SetCRT2ToTV) {
4973                        if (pVBInfo->TVInfo & RPLLDIV2XO)
4974                                tempah |= 0x40;
4975                }
4976
4977                if ((pVBInfo->LCDResInfo == Panel_1280x1024) ||
4978                    (pVBInfo->LCDResInfo == Panel_1280x1024x75))
4979                        tempah |= 0x80;
4980
4981                if (pVBInfo->LCDResInfo == Panel_1280x960)
4982                        tempah |= 0x80;
4983
4984                xgifb_reg_set(pVBInfo->Part4Port, 0x0C, tempah);
4985        }
4986
4987        if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV
4988                        | VB_SIS302LV | VB_XGI301C)) {
4989                tempah = 0;
4990                tempbl = 0xfb;
4991
4992                if (pVBInfo->VBInfo & SetCRT2ToDualEdge) {
4993                        tempbl = 0xff;
4994                        if (pVBInfo->VBInfo & XGI_SetCRT2ToLCDA)
4995                                tempah |= 0x04; /* shampoo 0129 */
4996                }
4997
4998                xgifb_reg_and_or(pVBInfo->Part1Port, 0x13, tempbl, tempah);
4999                tempah = 0x00;
5000                tempbl = 0xcf;
5001                if (!(pVBInfo->VBInfo & DisableCRT2Display)) {
5002                        if (pVBInfo->VBInfo & SetCRT2ToDualEdge)
5003                                tempah |= 0x30;
5004                }
5005
5006                xgifb_reg_and_or(pVBInfo->Part1Port, 0x2c, tempbl, tempah);
5007                tempah = 0;
5008                tempbl = 0x3f;
5009
5010                if (!(pVBInfo->VBInfo & DisableCRT2Display)) {
5011                        if (pVBInfo->VBInfo & SetCRT2ToDualEdge)
5012                                tempah |= 0xc0;
5013                }
5014                xgifb_reg_and_or(pVBInfo->Part4Port, 0x21, tempbl, tempah);
5015        }
5016
5017        tempah = 0;
5018        tempbl = 0x7f;
5019        if (!(pVBInfo->VBInfo & XGI_SetCRT2ToLCDA)) {
5020                tempbl = 0xff;
5021                if (!(pVBInfo->VBInfo & SetCRT2ToDualEdge))
5022                        tempah |= 0x80;
5023        }
5024
5025        xgifb_reg_and_or(pVBInfo->Part4Port, 0x23, tempbl, tempah);
5026
5027        if (pVBInfo->VBType & (VB_SIS302LV | VB_XGI301C)) {
5028                if (pVBInfo->LCDInfo & SetLCDDualLink) {
5029                        xgifb_reg_or(pVBInfo->Part4Port, 0x27, 0x20);
5030                        xgifb_reg_or(pVBInfo->Part4Port, 0x34, 0x10);
5031                }
5032        }
5033}
5034
5035void XGI_UnLockCRT2(struct vb_device_info *pVBInfo)
5036{
5037        xgifb_reg_and_or(pVBInfo->Part1Port, 0x2f, 0xFF, 0x01);
5038}
5039
5040void XGI_LockCRT2(struct vb_device_info *pVBInfo)
5041{
5042        xgifb_reg_and_or(pVBInfo->Part1Port, 0x2F, 0xFE, 0x00);
5043}
5044
5045unsigned short XGI_GetRatePtrCRT2(struct xgi_hw_device_info *pXGIHWDE,
5046                                  unsigned short ModeNo,
5047                                  unsigned short ModeIdIndex,
5048                                  struct vb_device_info *pVBInfo)
5049{
5050        static const u8 LCDARefreshIndex[] = {
5051                0x00, 0x00, 0x03, 0x01, 0x01, 0x01, 0x01, 0x00 };
5052
5053        unsigned short RefreshRateTableIndex, i, index, temp;
5054
5055        index = xgifb_reg_get(pVBInfo->P3d4, 0x33);
5056        index >>= pVBInfo->SelectCRT2Rate;
5057        index &= 0x0F;
5058
5059        if (pVBInfo->LCDInfo & LCDNonExpanding)
5060                index = 0;
5061
5062        if (index > 0)
5063                index--;
5064
5065        if (pVBInfo->SetFlag & ProgrammingCRT2) {
5066                if (pVBInfo->VBInfo & (SetCRT2ToLCD | XGI_SetCRT2ToLCDA)) {
5067                        temp = LCDARefreshIndex[pVBInfo->LCDResInfo & 0x07];
5068
5069                        if (index > temp)
5070                                index = temp;
5071                }
5072        }
5073
5074        RefreshRateTableIndex = XGI330_EModeIDTable[ModeIdIndex].REFindex;
5075        ModeNo = XGI330_RefIndex[RefreshRateTableIndex].ModeID;
5076        if (pXGIHWDE->jChipType >= XG20) { /* for XG20, XG21, XG27 */
5077                if ((XGI330_RefIndex[RefreshRateTableIndex].XRes == 800) &&
5078                    (XGI330_RefIndex[RefreshRateTableIndex].YRes == 600)) {
5079                        index++;
5080                }
5081                /* do the similar adjustment like XGISearchCRT1Rate() */
5082                if ((XGI330_RefIndex[RefreshRateTableIndex].XRes == 1024) &&
5083                    (XGI330_RefIndex[RefreshRateTableIndex].YRes == 768)) {
5084                        index++;
5085                }
5086                if ((XGI330_RefIndex[RefreshRateTableIndex].XRes == 1280) &&
5087                    (XGI330_RefIndex[RefreshRateTableIndex].YRes == 1024)) {
5088                        index++;
5089                }
5090        }
5091
5092        i = 0;
5093        do {
5094                if (XGI330_RefIndex[RefreshRateTableIndex + i].ModeID != ModeNo)
5095                        break;
5096                temp = XGI330_RefIndex[RefreshRateTableIndex + i].Ext_InfoFlag;
5097                temp &= ModeTypeMask;
5098                if (temp < pVBInfo->ModeType)
5099                        break;
5100                i++;
5101                index--;
5102
5103        } while (index != 0xFFFF);
5104        if (!(pVBInfo->VBInfo & SetCRT2ToRAMDAC)) {
5105                if (pVBInfo->VBInfo & SetInSlaveMode) {
5106                        temp = XGI330_RefIndex[RefreshRateTableIndex + i - 1].Ext_InfoFlag;
5107                        if (temp & InterlaceMode)
5108                                i++;
5109                }
5110        }
5111        i--;
5112        if ((pVBInfo->SetFlag & ProgrammingCRT2)) {
5113                temp = XGI_AjustCRT2Rate(ModeIdIndex, RefreshRateTableIndex,
5114                                         &i, pVBInfo);
5115        }
5116        return RefreshRateTableIndex + i;
5117}
5118
5119static void XGI_SetLCDAGroup(unsigned short ModeNo, unsigned short ModeIdIndex,
5120                             struct xgi_hw_device_info *HwDeviceExtension,
5121                             struct vb_device_info *pVBInfo)
5122{
5123        unsigned short RefreshRateTableIndex;
5124
5125        pVBInfo->SetFlag |= ProgrammingCRT2;
5126        RefreshRateTableIndex = XGI_GetRatePtrCRT2(HwDeviceExtension, ModeNo,
5127                                                   ModeIdIndex, pVBInfo);
5128        XGI_GetLVDSResInfo(ModeIdIndex, pVBInfo);
5129        XGI_GetLVDSData(ModeIdIndex, pVBInfo);
5130        XGI_ModCRT1Regs(ModeIdIndex, HwDeviceExtension, pVBInfo);
5131        XGI_SetLVDSRegs(ModeIdIndex, pVBInfo);
5132        XGI_SetCRT2ECLK(ModeIdIndex, RefreshRateTableIndex, pVBInfo);
5133}
5134
5135static unsigned char XGI_SetCRT2Group301(unsigned short ModeNo,
5136                                         struct xgi_hw_device_info *HwDeviceExtension,
5137                                         struct vb_device_info *pVBInfo)
5138{
5139        unsigned short ModeIdIndex, RefreshRateTableIndex;
5140
5141        pVBInfo->SetFlag |= ProgrammingCRT2;
5142        XGI_SearchModeID(ModeNo, &ModeIdIndex);
5143        pVBInfo->SelectCRT2Rate = 4;
5144        RefreshRateTableIndex = XGI_GetRatePtrCRT2(HwDeviceExtension, ModeNo,
5145                                                   ModeIdIndex, pVBInfo);
5146        XGI_SaveCRT2Info(ModeNo, pVBInfo);
5147        XGI_GetCRT2ResInfo(ModeIdIndex, pVBInfo);
5148        XGI_GetCRT2Data(ModeIdIndex, RefreshRateTableIndex, pVBInfo);
5149        XGI_PreSetGroup1(ModeNo, ModeIdIndex, RefreshRateTableIndex, pVBInfo);
5150        XGI_SetGroup1(ModeIdIndex, RefreshRateTableIndex, pVBInfo);
5151        XGI_SetLockRegs(ModeNo, ModeIdIndex, pVBInfo);
5152        XGI_SetGroup2(ModeNo, ModeIdIndex, pVBInfo);
5153        XGI_SetLCDRegs(ModeIdIndex, pVBInfo);
5154        XGI_SetTap4Regs(pVBInfo);
5155        XGI_SetGroup3(ModeIdIndex, pVBInfo);
5156        XGI_SetGroup4(ModeIdIndex, RefreshRateTableIndex, pVBInfo);
5157        XGI_SetCRT2VCLK(ModeIdIndex, RefreshRateTableIndex, pVBInfo);
5158        XGI_SetGroup5(pVBInfo);
5159        XGI_AutoThreshold(pVBInfo);
5160        return 1;
5161}
5162
5163void XGI_SenseCRT1(struct vb_device_info *pVBInfo)
5164{
5165        unsigned char CRTCData[17] = { 0x5F, 0x4F, 0x50, 0x82, 0x55, 0x81,
5166                        0x0B, 0x3E, 0xE9, 0x0B, 0xDF, 0xE7, 0x04, 0x00, 0x00,
5167                        0x05, 0x00 };
5168
5169        unsigned char SR01 = 0, SR1F = 0, SR07 = 0, SR06 = 0;
5170
5171        unsigned char CR17, CR63, SR31;
5172        unsigned short temp;
5173
5174        int i;
5175
5176        xgifb_reg_set(pVBInfo->P3c4, 0x05, 0x86);
5177
5178        /* to fix XG42 single LCD sense to CRT+LCD */
5179        xgifb_reg_set(pVBInfo->P3d4, 0x57, 0x4A);
5180        xgifb_reg_set(pVBInfo->P3d4, 0x53, (xgifb_reg_get(
5181                        pVBInfo->P3d4, 0x53) | 0x02));
5182
5183        SR31 = xgifb_reg_get(pVBInfo->P3c4, 0x31);
5184        CR63 = xgifb_reg_get(pVBInfo->P3d4, 0x63);
5185        SR01 = xgifb_reg_get(pVBInfo->P3c4, 0x01);
5186
5187        xgifb_reg_set(pVBInfo->P3c4, 0x01, (unsigned char)(SR01 & 0xDF));
5188        xgifb_reg_set(pVBInfo->P3d4, 0x63, (unsigned char)(CR63 & 0xBF));
5189
5190        CR17 = xgifb_reg_get(pVBInfo->P3d4, 0x17);
5191        xgifb_reg_set(pVBInfo->P3d4, 0x17, (unsigned char)(CR17 | 0x80));
5192
5193        SR1F = xgifb_reg_get(pVBInfo->P3c4, 0x1F);
5194        xgifb_reg_set(pVBInfo->P3c4, 0x1F, (unsigned char)(SR1F | 0x04));
5195
5196        SR07 = xgifb_reg_get(pVBInfo->P3c4, 0x07);
5197        xgifb_reg_set(pVBInfo->P3c4, 0x07, (unsigned char)(SR07 & 0xFB));
5198        SR06 = xgifb_reg_get(pVBInfo->P3c4, 0x06);
5199        xgifb_reg_set(pVBInfo->P3c4, 0x06, (unsigned char)(SR06 & 0xC3));
5200
5201        xgifb_reg_set(pVBInfo->P3d4, 0x11, 0x00);
5202
5203        for (i = 0; i < 8; i++)
5204                xgifb_reg_set(pVBInfo->P3d4, (unsigned short)i, CRTCData[i]);
5205
5206        for (i = 8; i < 11; i++)
5207                xgifb_reg_set(pVBInfo->P3d4, (unsigned short)(i + 8),
5208                              CRTCData[i]);
5209
5210        for (i = 11; i < 13; i++)
5211                xgifb_reg_set(pVBInfo->P3d4, (unsigned short)(i + 4),
5212                              CRTCData[i]);
5213
5214        for (i = 13; i < 16; i++)
5215                xgifb_reg_set(pVBInfo->P3c4, (unsigned short)(i - 3),
5216                              CRTCData[i]);
5217
5218        xgifb_reg_set(pVBInfo->P3c4, 0x0E, (unsigned char)(CRTCData[16]
5219                      & 0xE0));
5220
5221        xgifb_reg_set(pVBInfo->P3c4, 0x31, 0x00);
5222        xgifb_reg_set(pVBInfo->P3c4, 0x2B, 0x1B);
5223        xgifb_reg_set(pVBInfo->P3c4, 0x2C, 0xE1);
5224
5225        outb(0x00, pVBInfo->P3c8);
5226
5227        for (i = 0; i < 256 * 3; i++)
5228                outb(0x0F, (pVBInfo->P3c8 + 1)); /* DAC_TEST_PARMS */
5229
5230        mdelay(1);
5231
5232        XGI_WaitDisply(pVBInfo);
5233        temp = inb(pVBInfo->P3c2);
5234
5235        if (temp & 0x10)
5236                xgifb_reg_and_or(pVBInfo->P3d4, 0x32, 0xDF, 0x20);
5237        else
5238                xgifb_reg_and_or(pVBInfo->P3d4, 0x32, 0xDF, 0x00);
5239
5240        /* avoid display something, set BLACK DAC if not restore DAC */
5241        outb(0x00, pVBInfo->P3c8);
5242
5243        for (i = 0; i < 256 * 3; i++)
5244                outb(0, (pVBInfo->P3c8 + 1));
5245
5246        xgifb_reg_set(pVBInfo->P3c4, 0x01, SR01);
5247        xgifb_reg_set(pVBInfo->P3d4, 0x63, CR63);
5248        xgifb_reg_set(pVBInfo->P3c4, 0x31, SR31);
5249
5250        xgifb_reg_set(pVBInfo->P3d4, 0x53, (xgifb_reg_get(
5251                        pVBInfo->P3d4, 0x53) & 0xFD));
5252        xgifb_reg_set(pVBInfo->P3c4, 0x1F, (unsigned char)SR1F);
5253}
5254
5255static void XGI_EnableBridge(struct xgifb_video_info *xgifb_info,
5256                             struct xgi_hw_device_info *HwDeviceExtension,
5257                             struct vb_device_info *pVBInfo)
5258{
5259        unsigned short tempah;
5260
5261        if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV
5262                        | VB_SIS302LV | VB_XGI301C)) {
5263                if (pVBInfo->VBInfo & SetCRT2ToDualEdge)
5264                        /* Power on */
5265                        xgifb_reg_set(pVBInfo->Part1Port, 0x1E, 0x20);
5266
5267                if (pVBInfo->VBInfo & (SetCRT2ToLCD | SetCRT2ToTV |
5268                                       SetCRT2ToRAMDAC)) {
5269                        tempah = xgifb_reg_get(pVBInfo->P3c4, 0x32);
5270                        tempah &= 0xDF;
5271                        if (pVBInfo->VBInfo & SetInSlaveMode) {
5272                                if (!(pVBInfo->VBInfo & SetCRT2ToRAMDAC))
5273                                        tempah |= 0x20;
5274                        }
5275                        xgifb_reg_set(pVBInfo->P3c4, 0x32, tempah);
5276                        xgifb_reg_or(pVBInfo->P3c4, 0x1E, 0x20);
5277
5278                        tempah = xgifb_reg_get(pVBInfo->Part1Port, 0x2E);
5279
5280                        if (!(tempah & 0x80))
5281                                xgifb_reg_or(pVBInfo->Part1Port, 0x2E, 0x80);
5282                        xgifb_reg_and(pVBInfo->Part1Port, 0x00, 0x7F);
5283                }
5284
5285                if (!(pVBInfo->VBInfo & DisableCRT2Display)) {
5286                        xgifb_reg_and_or(pVBInfo->Part2Port, 0x00, ~0xE0,
5287                                         0x20); /* shampoo 0129 */
5288                        if (pVBInfo->VBType & (VB_SIS302LV | VB_XGI301C)) {
5289                                if (pVBInfo->VBInfo &
5290                                        (SetCRT2ToLCD | XGI_SetCRT2ToLCDA))
5291                                         /* LVDS PLL power on */
5292                                        xgifb_reg_and(pVBInfo->Part4Port, 0x2A,
5293                                                      0x7F);
5294                                /* LVDS Driver power on */
5295                                xgifb_reg_and(pVBInfo->Part4Port, 0x30, 0x7F);
5296                        }
5297                }
5298
5299                tempah = 0x00;
5300
5301                if (!(pVBInfo->VBInfo & DisableCRT2Display)) {
5302                        tempah = 0xc0;
5303
5304                        if (!(pVBInfo->VBInfo & SetSimuScanMode) &&
5305                            (pVBInfo->VBInfo & XGI_SetCRT2ToLCDA) &&
5306                            (pVBInfo->VBInfo & SetCRT2ToDualEdge)) {
5307                                tempah = tempah & 0x40;
5308                                if (pVBInfo->VBInfo & XGI_SetCRT2ToLCDA)
5309                                        tempah = tempah ^ 0xC0;
5310                        }
5311                }
5312
5313                /* EnablePart4_1F */
5314                xgifb_reg_or(pVBInfo->Part4Port, 0x1F, tempah);
5315
5316                XGI_DisableGatingCRT(pVBInfo);
5317                XGI_DisplayOn(xgifb_info, HwDeviceExtension, pVBInfo);
5318        } /* 301 */
5319        else { /* LVDS */
5320                if (pVBInfo->VBInfo & (SetCRT2ToTV | SetCRT2ToLCD
5321                                | XGI_SetCRT2ToLCDA))
5322                        /* enable CRT2 */
5323                        xgifb_reg_or(pVBInfo->Part1Port, 0x1E, 0x20);
5324
5325                tempah = xgifb_reg_get(pVBInfo->Part1Port, 0x2E);
5326                if (!(tempah & 0x80))
5327                        xgifb_reg_or(pVBInfo->Part1Port, 0x2E, 0x80);
5328
5329                xgifb_reg_and(pVBInfo->Part1Port, 0x00, 0x7F);
5330                XGI_DisplayOn(xgifb_info, HwDeviceExtension, pVBInfo);
5331        } /* End of VB */
5332}
5333
5334static void XGI_SetCRT1Group(struct xgifb_video_info *xgifb_info,
5335                             struct xgi_hw_device_info *HwDeviceExtension,
5336                             unsigned short ModeNo, unsigned short ModeIdIndex,
5337                             struct vb_device_info *pVBInfo)
5338{
5339        unsigned short RefreshRateTableIndex, temp;
5340
5341        XGI_SetSeqRegs(pVBInfo);
5342        outb(XGI330_StandTable.MISC, pVBInfo->P3c2);
5343        XGI_SetCRTCRegs(pVBInfo);
5344        XGI_SetATTRegs(ModeIdIndex, pVBInfo);
5345        XGI_SetGRCRegs(pVBInfo);
5346        XGI_ClearExt1Regs(pVBInfo);
5347
5348        if (HwDeviceExtension->jChipType == XG27) {
5349                if (pVBInfo->IF_DEF_LVDS == 0)
5350                        XGI_SetDefaultVCLK(pVBInfo);
5351        }
5352
5353        temp = ~ProgrammingCRT2;
5354        pVBInfo->SetFlag &= temp;
5355        pVBInfo->SelectCRT2Rate = 0;
5356
5357        if (pVBInfo->VBType & (VB_SIS301B | VB_SIS302B | VB_SIS301LV
5358                        | VB_SIS302LV | VB_XGI301C)) {
5359                if (pVBInfo->VBInfo & (SetSimuScanMode | XGI_SetCRT2ToLCDA
5360                                | SetInSlaveMode)) {
5361                        pVBInfo->SetFlag |= ProgrammingCRT2;
5362                }
5363        }
5364
5365        RefreshRateTableIndex = XGI_GetRatePtrCRT2(HwDeviceExtension, ModeNo,
5366                                                   ModeIdIndex, pVBInfo);
5367        if (RefreshRateTableIndex != 0xFFFF) {
5368                XGI_SetSync(RefreshRateTableIndex, pVBInfo);
5369                XGI_SetCRT1CRTC(ModeIdIndex, RefreshRateTableIndex,
5370                                pVBInfo, HwDeviceExtension);
5371                XGI_SetCRT1DE(ModeIdIndex, RefreshRateTableIndex, pVBInfo);
5372                XGI_SetCRT1Offset(ModeNo, ModeIdIndex, RefreshRateTableIndex,
5373                                  HwDeviceExtension, pVBInfo);
5374                XGI_SetCRT1VCLK(ModeIdIndex, HwDeviceExtension,
5375                                RefreshRateTableIndex, pVBInfo);
5376        }
5377
5378        if (HwDeviceExtension->jChipType >= XG21) {
5379                temp = xgifb_reg_get(pVBInfo->P3d4, 0x38);
5380                if (temp & 0xA0) {
5381                        if (HwDeviceExtension->jChipType == XG27)
5382                                XGI_SetXG27CRTC(RefreshRateTableIndex, pVBInfo);
5383                        else
5384                                XGI_SetXG21CRTC(RefreshRateTableIndex, pVBInfo);
5385
5386                        XGI_UpdateXG21CRTC(ModeNo, pVBInfo,
5387                                           RefreshRateTableIndex);
5388
5389                        xgifb_set_lcd(HwDeviceExtension->jChipType,
5390                                      pVBInfo, RefreshRateTableIndex);
5391
5392                        if (pVBInfo->IF_DEF_LVDS == 1)
5393                                xgifb_set_lvds(xgifb_info,
5394                                               HwDeviceExtension->jChipType,
5395                                               ModeIdIndex, pVBInfo);
5396                }
5397        }
5398
5399        pVBInfo->SetFlag &= (~ProgrammingCRT2);
5400        XGI_SetCRT1FIFO(HwDeviceExtension, pVBInfo);
5401        XGI_SetCRT1ModeRegs(HwDeviceExtension, ModeIdIndex,
5402                            RefreshRateTableIndex, pVBInfo);
5403        XGI_LoadDAC(pVBInfo);
5404}
5405
5406unsigned char XGISetModeNew(struct xgifb_video_info *xgifb_info,
5407                            struct xgi_hw_device_info *HwDeviceExtension,
5408                            unsigned short ModeNo)
5409{
5410        unsigned short ModeIdIndex;
5411        struct vb_device_info VBINF;
5412        struct vb_device_info *pVBInfo = &VBINF;
5413
5414        pVBInfo->IF_DEF_LVDS = 0;
5415
5416        if (HwDeviceExtension->jChipType >= XG20)
5417                pVBInfo->VBType = 0; /* set VBType default 0 */
5418
5419        XGIRegInit(pVBInfo, xgifb_info->vga_base);
5420
5421        /* for x86 Linux, XG21 LVDS */
5422        if (HwDeviceExtension->jChipType == XG21) {
5423                if ((xgifb_reg_get(pVBInfo->P3d4, 0x38) & 0xE0) == 0xC0)
5424                        pVBInfo->IF_DEF_LVDS = 1;
5425        }
5426        if (HwDeviceExtension->jChipType == XG27) {
5427                if ((xgifb_reg_get(pVBInfo->P3d4, 0x38) & 0xE0) == 0xC0) {
5428                        if (xgifb_reg_get(pVBInfo->P3d4, 0x30) & 0x20)
5429                                pVBInfo->IF_DEF_LVDS = 1;
5430                }
5431        }
5432
5433        InitTo330Pointer(HwDeviceExtension->jChipType, pVBInfo);
5434        if (ModeNo & 0x80)
5435                ModeNo = ModeNo & 0x7F;
5436        xgifb_reg_set(pVBInfo->P3c4, 0x05, 0x86);
5437
5438        if (HwDeviceExtension->jChipType < XG20)
5439                XGI_UnLockCRT2(pVBInfo);
5440
5441        XGI_SearchModeID(ModeNo, &ModeIdIndex);
5442
5443        if (HwDeviceExtension->jChipType < XG20) {
5444                XGI_GetVBInfo(ModeIdIndex, pVBInfo);
5445                XGI_GetTVInfo(ModeIdIndex, pVBInfo);
5446                XGI_GetLCDInfo(ModeIdIndex, pVBInfo);
5447                XGI_DisableBridge(xgifb_info, HwDeviceExtension, pVBInfo);
5448
5449                if (pVBInfo->VBInfo & (SetSimuScanMode | XGI_SetCRT2ToLCDA) ||
5450                    !(pVBInfo->VBInfo & SwitchCRT2)) {
5451                        XGI_SetCRT1Group(xgifb_info, HwDeviceExtension, ModeNo,
5452                                         ModeIdIndex, pVBInfo);
5453
5454                        if (pVBInfo->VBInfo & XGI_SetCRT2ToLCDA) {
5455                                XGI_SetLCDAGroup(ModeNo, ModeIdIndex,
5456                                                 HwDeviceExtension, pVBInfo);
5457                        }
5458                }
5459
5460                if (pVBInfo->VBInfo & (SetSimuScanMode | SwitchCRT2)) {
5461                        switch (HwDeviceExtension->ujVBChipID) {
5462                        case VB_CHIP_301: /* fall through */
5463                        case VB_CHIP_302:
5464                                XGI_SetCRT2Group301(ModeNo, HwDeviceExtension,
5465                                                    pVBInfo); /* add for CRT2 */
5466                                break;
5467
5468                        default:
5469                                break;
5470                        }
5471                }
5472
5473                XGI_SetCRT2ModeRegs(pVBInfo);
5474                XGI_OEM310Setting(ModeIdIndex, pVBInfo); /* 0212 */
5475                XGI_EnableBridge(xgifb_info, HwDeviceExtension, pVBInfo);
5476        } /* !XG20 */
5477        else {
5478                if (pVBInfo->IF_DEF_LVDS == 1)
5479                        if (!XGI_XG21CheckLVDSMode(xgifb_info, ModeNo,
5480                                                   ModeIdIndex))
5481                                return 0;
5482
5483                pVBInfo->ModeType =
5484                        XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag
5485                        & ModeTypeMask;
5486
5487                pVBInfo->SetFlag = 0;
5488                pVBInfo->VBInfo = DisableCRT2Display;
5489
5490                XGI_DisplayOff(xgifb_info, HwDeviceExtension, pVBInfo);
5491
5492                XGI_SetCRT1Group(xgifb_info, HwDeviceExtension, ModeNo,
5493                                 ModeIdIndex, pVBInfo);
5494
5495                XGI_DisplayOn(xgifb_info, HwDeviceExtension, pVBInfo);
5496        }
5497
5498        XGI_UpdateModeInfo(pVBInfo);
5499
5500        if (HwDeviceExtension->jChipType < XG20)
5501                XGI_LockCRT2(pVBInfo);
5502
5503        return 1;
5504}
5505