linux/drivers/video/fbdev/via/hw.h
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   1/*
   2 * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
   3 * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
   4
   5 * This program is free software; you can redistribute it and/or
   6 * modify it under the terms of the GNU General Public
   7 * License as published by the Free Software Foundation;
   8 * either version 2, or (at your option) any later version.
   9
  10 * This program is distributed in the hope that it will be useful,
  11 * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even
  12 * the implied warranty of MERCHANTABILITY or FITNESS FOR
  13 * A PARTICULAR PURPOSE.See the GNU General Public License
  14 * for more details.
  15
  16 * You should have received a copy of the GNU General Public License
  17 * along with this program; if not, write to the Free Software
  18 * Foundation, Inc.,
  19 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  20 */
  21
  22#ifndef __HW_H__
  23#define __HW_H__
  24
  25#include <linux/seq_file.h>
  26
  27#include "viamode.h"
  28#include "global.h"
  29#include "via_modesetting.h"
  30
  31#define viafb_read_reg(p, i)                    via_read_reg(p, i)
  32#define viafb_write_reg(i, p, d)                via_write_reg(p, i, d)
  33#define viafb_write_reg_mask(i, p, d, m)        via_write_reg_mask(p, i, d, m)
  34
  35/* VIA output devices */
  36#define VIA_LDVP0       0x00000001
  37#define VIA_LDVP1       0x00000002
  38#define VIA_DVP0        0x00000004
  39#define VIA_CRT         0x00000010
  40#define VIA_DVP1        0x00000020
  41#define VIA_LVDS1       0x00000040
  42#define VIA_LVDS2       0x00000080
  43
  44/* VIA output device power states */
  45#define VIA_STATE_ON            0
  46#define VIA_STATE_STANDBY       1
  47#define VIA_STATE_SUSPEND       2
  48#define VIA_STATE_OFF           3
  49
  50/* VIA output device sync polarity */
  51#define VIA_HSYNC_NEGATIVE      0x01
  52#define VIA_VSYNC_NEGATIVE      0x02
  53
  54/**********************************************************/
  55/* Definition IGA2 Design Method of CRTC Shadow Registers */
  56/**********************************************************/
  57#define IGA2_HOR_TOTAL_SHADOW_FORMULA(x)           ((x/8)-5)
  58#define IGA2_HOR_BLANK_END_SHADOW_FORMULA(x, y)     (((x+y)/8)-1)
  59#define IGA2_VER_TOTAL_SHADOW_FORMULA(x)           ((x)-2)
  60#define IGA2_VER_ADDR_SHADOW_FORMULA(x)            ((x)-1)
  61#define IGA2_VER_BLANK_START_SHADOW_FORMULA(x)     ((x)-1)
  62#define IGA2_VER_BLANK_END_SHADOW_FORMULA(x, y)     ((x+y)-1)
  63#define IGA2_VER_SYNC_START_SHADOW_FORMULA(x)      (x)
  64#define IGA2_VER_SYNC_END_SHADOW_FORMULA(x, y)      (x+y)
  65
  66/* Define Register Number for IGA2 Shadow CRTC Timing */
  67
  68/* location: {CR6D,0,7},{CR71,3,3} */
  69#define IGA2_SHADOW_HOR_TOTAL_REG_NUM       2
  70/* location: {CR6E,0,7} */
  71#define IGA2_SHADOW_HOR_BLANK_END_REG_NUM   1
  72/* location: {CR6F,0,7},{CR71,0,2} */
  73#define IGA2_SHADOW_VER_TOTAL_REG_NUM       2
  74/* location: {CR70,0,7},{CR71,4,6} */
  75#define IGA2_SHADOW_VER_ADDR_REG_NUM        2
  76/* location: {CR72,0,7},{CR74,4,6} */
  77#define IGA2_SHADOW_VER_BLANK_START_REG_NUM 2
  78/* location: {CR73,0,7},{CR74,0,2} */
  79#define IGA2_SHADOW_VER_BLANK_END_REG_NUM   2
  80/* location: {CR75,0,7},{CR76,4,6} */
  81#define IGA2_SHADOW_VER_SYNC_START_REG_NUM  2
  82/* location: {CR76,0,3} */
  83#define IGA2_SHADOW_VER_SYNC_END_REG_NUM    1
  84
  85/* Define Fetch Count Register*/
  86
  87/* location: {SR1C,0,7},{SR1D,0,1} */
  88#define IGA1_FETCH_COUNT_REG_NUM        2
  89/* 16 bytes alignment. */
  90#define IGA1_FETCH_COUNT_ALIGN_BYTE     16
  91/* x: H resolution, y: color depth */
  92#define IGA1_FETCH_COUNT_PATCH_VALUE    4
  93#define IGA1_FETCH_COUNT_FORMULA(x, y)   \
  94        (((x*y)/IGA1_FETCH_COUNT_ALIGN_BYTE) + IGA1_FETCH_COUNT_PATCH_VALUE)
  95
  96/* location: {CR65,0,7},{CR67,2,3} */
  97#define IGA2_FETCH_COUNT_REG_NUM        2
  98#define IGA2_FETCH_COUNT_ALIGN_BYTE     16
  99#define IGA2_FETCH_COUNT_PATCH_VALUE    0
 100#define IGA2_FETCH_COUNT_FORMULA(x, y)   \
 101        (((x*y)/IGA2_FETCH_COUNT_ALIGN_BYTE) + IGA2_FETCH_COUNT_PATCH_VALUE)
 102
 103/* Staring Address*/
 104
 105/* location: {CR0C,0,7},{CR0D,0,7},{CR34,0,7},{CR48,0,1} */
 106#define IGA1_STARTING_ADDR_REG_NUM      4
 107/* location: {CR62,1,7},{CR63,0,7},{CR64,0,7} */
 108#define IGA2_STARTING_ADDR_REG_NUM      3
 109
 110/* Define Display OFFSET*/
 111/* These value are by HW suggested value*/
 112/* location: {SR17,0,7} */
 113#define K800_IGA1_FIFO_MAX_DEPTH                384
 114/* location: {SR16,0,5},{SR16,7,7} */
 115#define K800_IGA1_FIFO_THRESHOLD                328
 116/* location: {SR18,0,5},{SR18,7,7} */
 117#define K800_IGA1_FIFO_HIGH_THRESHOLD           296
 118/* location: {SR22,0,4}. (128/4) =64, K800 must be set zero, */
 119                                /* because HW only 5 bits */
 120#define K800_IGA1_DISPLAY_QUEUE_EXPIRE_NUM      0
 121
 122/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
 123#define K800_IGA2_FIFO_MAX_DEPTH                384
 124/* location: {CR68,0,3},{CR95,4,6} */
 125#define K800_IGA2_FIFO_THRESHOLD                328
 126/* location: {CR92,0,3},{CR95,0,2} */
 127#define K800_IGA2_FIFO_HIGH_THRESHOLD           296
 128/* location: {CR94,0,6} */
 129#define K800_IGA2_DISPLAY_QUEUE_EXPIRE_NUM      128
 130
 131/* location: {SR17,0,7} */
 132#define P880_IGA1_FIFO_MAX_DEPTH                192
 133/* location: {SR16,0,5},{SR16,7,7} */
 134#define P880_IGA1_FIFO_THRESHOLD                128
 135/* location: {SR18,0,5},{SR18,7,7} */
 136#define P880_IGA1_FIFO_HIGH_THRESHOLD           64
 137/* location: {SR22,0,4}. (128/4) =64, K800 must be set zero, */
 138                                /* because HW only 5 bits */
 139#define P880_IGA1_DISPLAY_QUEUE_EXPIRE_NUM      0
 140
 141/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
 142#define P880_IGA2_FIFO_MAX_DEPTH                96
 143/* location: {CR68,0,3},{CR95,4,6} */
 144#define P880_IGA2_FIFO_THRESHOLD                64
 145/* location: {CR92,0,3},{CR95,0,2} */
 146#define P880_IGA2_FIFO_HIGH_THRESHOLD           32
 147/* location: {CR94,0,6} */
 148#define P880_IGA2_DISPLAY_QUEUE_EXPIRE_NUM      128
 149
 150/* VT3314 chipset*/
 151
 152/* location: {SR17,0,7} */
 153#define CN700_IGA1_FIFO_MAX_DEPTH               96
 154/* location: {SR16,0,5},{SR16,7,7} */
 155#define CN700_IGA1_FIFO_THRESHOLD               80
 156/* location: {SR18,0,5},{SR18,7,7} */
 157#define CN700_IGA1_FIFO_HIGH_THRESHOLD          64
 158/* location: {SR22,0,4}. (128/4) =64, P800 must be set zero,
 159                                because HW only 5 bits */
 160#define CN700_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     0
 161/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
 162#define CN700_IGA2_FIFO_MAX_DEPTH               96
 163/* location: {CR68,0,3},{CR95,4,6} */
 164#define CN700_IGA2_FIFO_THRESHOLD               80
 165/* location: {CR92,0,3},{CR95,0,2} */
 166#define CN700_IGA2_FIFO_HIGH_THRESHOLD          32
 167/* location: {CR94,0,6} */
 168#define CN700_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     128
 169
 170/* For VT3324, these values are suggested by HW */
 171/* location: {SR17,0,7} */
 172#define CX700_IGA1_FIFO_MAX_DEPTH               192
 173/* location: {SR16,0,5},{SR16,7,7} */
 174#define CX700_IGA1_FIFO_THRESHOLD               128
 175/* location: {SR18,0,5},{SR18,7,7} */
 176#define CX700_IGA1_FIFO_HIGH_THRESHOLD          128
 177/* location: {SR22,0,4} */
 178#define CX700_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     124
 179
 180/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
 181#define CX700_IGA2_FIFO_MAX_DEPTH               96
 182/* location: {CR68,0,3},{CR95,4,6} */
 183#define CX700_IGA2_FIFO_THRESHOLD               64
 184/* location: {CR92,0,3},{CR95,0,2} */
 185#define CX700_IGA2_FIFO_HIGH_THRESHOLD          32
 186/* location: {CR94,0,6} */
 187#define CX700_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     128
 188
 189/* VT3336 chipset*/
 190/* location: {SR17,0,7} */
 191#define K8M890_IGA1_FIFO_MAX_DEPTH               360
 192/* location: {SR16,0,5},{SR16,7,7} */
 193#define K8M890_IGA1_FIFO_THRESHOLD               328
 194/* location: {SR18,0,5},{SR18,7,7} */
 195#define K8M890_IGA1_FIFO_HIGH_THRESHOLD          296
 196/* location: {SR22,0,4}. */
 197#define K8M890_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     124
 198
 199/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
 200#define K8M890_IGA2_FIFO_MAX_DEPTH               360
 201/* location: {CR68,0,3},{CR95,4,6} */
 202#define K8M890_IGA2_FIFO_THRESHOLD               328
 203/* location: {CR92,0,3},{CR95,0,2} */
 204#define K8M890_IGA2_FIFO_HIGH_THRESHOLD          296
 205/* location: {CR94,0,6} */
 206#define K8M890_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     124
 207
 208/* VT3327 chipset*/
 209/* location: {SR17,0,7} */
 210#define P4M890_IGA1_FIFO_MAX_DEPTH               96
 211/* location: {SR16,0,5},{SR16,7,7} */
 212#define P4M890_IGA1_FIFO_THRESHOLD               76
 213/* location: {SR18,0,5},{SR18,7,7} */
 214#define P4M890_IGA1_FIFO_HIGH_THRESHOLD          64
 215/* location: {SR22,0,4}. (32/4) =8 */
 216#define P4M890_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     32
 217/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
 218#define P4M890_IGA2_FIFO_MAX_DEPTH               96
 219/* location: {CR68,0,3},{CR95,4,6} */
 220#define P4M890_IGA2_FIFO_THRESHOLD               76
 221/* location: {CR92,0,3},{CR95,0,2} */
 222#define P4M890_IGA2_FIFO_HIGH_THRESHOLD          64
 223/* location: {CR94,0,6} */
 224#define P4M890_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     32
 225
 226/* VT3364 chipset*/
 227/* location: {SR17,0,7} */
 228#define P4M900_IGA1_FIFO_MAX_DEPTH               96
 229/* location: {SR16,0,5},{SR16,7,7} */
 230#define P4M900_IGA1_FIFO_THRESHOLD               76
 231/* location: {SR18,0,5},{SR18,7,7} */
 232#define P4M900_IGA1_FIFO_HIGH_THRESHOLD          76
 233/* location: {SR22,0,4}. */
 234#define P4M900_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     32
 235/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
 236#define P4M900_IGA2_FIFO_MAX_DEPTH               96
 237/* location: {CR68,0,3},{CR95,4,6} */
 238#define P4M900_IGA2_FIFO_THRESHOLD               76
 239/* location: {CR92,0,3},{CR95,0,2} */
 240#define P4M900_IGA2_FIFO_HIGH_THRESHOLD          76
 241/* location: {CR94,0,6} */
 242#define P4M900_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     32
 243
 244/* For VT3353, these values are suggested by HW */
 245/* location: {SR17,0,7} */
 246#define VX800_IGA1_FIFO_MAX_DEPTH               192
 247/* location: {SR16,0,5},{SR16,7,7} */
 248#define VX800_IGA1_FIFO_THRESHOLD               152
 249/* location: {SR18,0,5},{SR18,7,7} */
 250#define VX800_IGA1_FIFO_HIGH_THRESHOLD          152
 251/* location: {SR22,0,4} */
 252#define VX800_IGA1_DISPLAY_QUEUE_EXPIRE_NUM      64
 253/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
 254#define VX800_IGA2_FIFO_MAX_DEPTH               96
 255/* location: {CR68,0,3},{CR95,4,6} */
 256#define VX800_IGA2_FIFO_THRESHOLD               64
 257/* location: {CR92,0,3},{CR95,0,2} */
 258#define VX800_IGA2_FIFO_HIGH_THRESHOLD          32
 259/* location: {CR94,0,6} */
 260#define VX800_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     128
 261
 262/* For VT3409 */
 263#define VX855_IGA1_FIFO_MAX_DEPTH               400
 264#define VX855_IGA1_FIFO_THRESHOLD               320
 265#define VX855_IGA1_FIFO_HIGH_THRESHOLD          320
 266#define VX855_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     160
 267
 268#define VX855_IGA2_FIFO_MAX_DEPTH               200
 269#define VX855_IGA2_FIFO_THRESHOLD               160
 270#define VX855_IGA2_FIFO_HIGH_THRESHOLD          160
 271#define VX855_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     320
 272
 273/* For VT3410 */
 274#define VX900_IGA1_FIFO_MAX_DEPTH               400
 275#define VX900_IGA1_FIFO_THRESHOLD               320
 276#define VX900_IGA1_FIFO_HIGH_THRESHOLD          320
 277#define VX900_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     160
 278
 279#define VX900_IGA2_FIFO_MAX_DEPTH               192
 280#define VX900_IGA2_FIFO_THRESHOLD               160
 281#define VX900_IGA2_FIFO_HIGH_THRESHOLD          160
 282#define VX900_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     320
 283
 284#define IGA1_FIFO_DEPTH_SELECT_REG_NUM          1
 285#define IGA1_FIFO_THRESHOLD_REG_NUM             2
 286#define IGA1_FIFO_HIGH_THRESHOLD_REG_NUM        2
 287#define IGA1_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM   1
 288
 289#define IGA2_FIFO_DEPTH_SELECT_REG_NUM          3
 290#define IGA2_FIFO_THRESHOLD_REG_NUM             2
 291#define IGA2_FIFO_HIGH_THRESHOLD_REG_NUM        2
 292#define IGA2_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM   1
 293
 294#define IGA1_FIFO_DEPTH_SELECT_FORMULA(x)                   ((x/2)-1)
 295#define IGA1_FIFO_THRESHOLD_FORMULA(x)                      (x/4)
 296#define IGA1_DISPLAY_QUEUE_EXPIRE_NUM_FORMULA(x)            (x/4)
 297#define IGA1_FIFO_HIGH_THRESHOLD_FORMULA(x)                 (x/4)
 298#define IGA2_FIFO_DEPTH_SELECT_FORMULA(x)                   (((x/2)/4)-1)
 299#define IGA2_FIFO_THRESHOLD_FORMULA(x)                      (x/4)
 300#define IGA2_DISPLAY_QUEUE_EXPIRE_NUM_FORMULA(x)            (x/4)
 301#define IGA2_FIFO_HIGH_THRESHOLD_FORMULA(x)                 (x/4)
 302
 303/************************************************************************/
 304/*  LCD Timing                                                          */
 305/************************************************************************/
 306
 307/* 500 ms = 500000 us */
 308#define LCD_POWER_SEQ_TD0               500000
 309/* 50 ms = 50000 us */
 310#define LCD_POWER_SEQ_TD1               50000
 311/* 0 us */
 312#define LCD_POWER_SEQ_TD2               0
 313/* 210 ms = 210000 us */
 314#define LCD_POWER_SEQ_TD3               210000
 315/* 2^10 * (1/14.31818M) = 71.475 us (K400.revA) */
 316#define CLE266_POWER_SEQ_UNIT           71
 317/* 2^11 * (1/14.31818M) = 142.95 us (K400.revB) */
 318#define K800_POWER_SEQ_UNIT             142
 319/* 2^13 * (1/14.31818M) = 572.1 us */
 320#define P880_POWER_SEQ_UNIT             572
 321
 322#define CLE266_POWER_SEQ_FORMULA(x)     ((x)/CLE266_POWER_SEQ_UNIT)
 323#define K800_POWER_SEQ_FORMULA(x)       ((x)/K800_POWER_SEQ_UNIT)
 324#define P880_POWER_SEQ_FORMULA(x)       ((x)/P880_POWER_SEQ_UNIT)
 325
 326/* location: {CR8B,0,7},{CR8F,0,3} */
 327#define LCD_POWER_SEQ_TD0_REG_NUM       2
 328/* location: {CR8C,0,7},{CR8F,4,7} */
 329#define LCD_POWER_SEQ_TD1_REG_NUM       2
 330/* location: {CR8D,0,7},{CR90,0,3} */
 331#define LCD_POWER_SEQ_TD2_REG_NUM       2
 332/* location: {CR8E,0,7},{CR90,4,7} */
 333#define LCD_POWER_SEQ_TD3_REG_NUM       2
 334
 335/* LCD Scaling factor*/
 336/* x: indicate setting horizontal size*/
 337/* y: indicate panel horizontal size*/
 338
 339/* Horizontal scaling factor 10 bits (2^10) */
 340#define CLE266_LCD_HOR_SCF_FORMULA(x, y)   (((x-1)*1024)/(y-1))
 341/* Vertical scaling factor 10 bits (2^10) */
 342#define CLE266_LCD_VER_SCF_FORMULA(x, y)   (((x-1)*1024)/(y-1))
 343/* Horizontal scaling factor 10 bits (2^12) */
 344#define K800_LCD_HOR_SCF_FORMULA(x, y)     (((x-1)*4096)/(y-1))
 345/* Vertical scaling factor 10 bits (2^11) */
 346#define K800_LCD_VER_SCF_FORMULA(x, y)     (((x-1)*2048)/(y-1))
 347
 348/* location: {CR9F,0,1},{CR77,0,7},{CR79,4,5} */
 349#define LCD_HOR_SCALING_FACTOR_REG_NUM  3
 350/* location: {CR79,3,3},{CR78,0,7},{CR79,6,7} */
 351#define LCD_VER_SCALING_FACTOR_REG_NUM  3
 352/* location: {CR77,0,7},{CR79,4,5} */
 353#define LCD_HOR_SCALING_FACTOR_REG_NUM_CLE  2
 354/* location: {CR78,0,7},{CR79,6,7} */
 355#define LCD_VER_SCALING_FACTOR_REG_NUM_CLE  2
 356
 357struct io_register {
 358        u8 io_addr;
 359        u8 start_bit;
 360        u8 end_bit;
 361};
 362
 363/*****************************************************
 364**      Define IGA2 Shadow Display Timing         ****
 365*****************************************************/
 366
 367/* IGA2 Shadow Horizontal Total */
 368struct iga2_shadow_hor_total {
 369        int reg_num;
 370        struct io_register reg[IGA2_SHADOW_HOR_TOTAL_REG_NUM];
 371};
 372
 373/* IGA2 Shadow Horizontal Blank End */
 374struct iga2_shadow_hor_blank_end {
 375        int reg_num;
 376        struct io_register reg[IGA2_SHADOW_HOR_BLANK_END_REG_NUM];
 377};
 378
 379/* IGA2 Shadow Vertical Total */
 380struct iga2_shadow_ver_total {
 381        int reg_num;
 382        struct io_register reg[IGA2_SHADOW_VER_TOTAL_REG_NUM];
 383};
 384
 385/* IGA2 Shadow Vertical Addressable Video */
 386struct iga2_shadow_ver_addr {
 387        int reg_num;
 388        struct io_register reg[IGA2_SHADOW_VER_ADDR_REG_NUM];
 389};
 390
 391/* IGA2 Shadow Vertical Blank Start */
 392struct iga2_shadow_ver_blank_start {
 393        int reg_num;
 394        struct io_register reg[IGA2_SHADOW_VER_BLANK_START_REG_NUM];
 395};
 396
 397/* IGA2 Shadow Vertical Blank End */
 398struct iga2_shadow_ver_blank_end {
 399        int reg_num;
 400        struct io_register reg[IGA2_SHADOW_VER_BLANK_END_REG_NUM];
 401};
 402
 403/* IGA2 Shadow Vertical Sync Start */
 404struct iga2_shadow_ver_sync_start {
 405        int reg_num;
 406        struct io_register reg[IGA2_SHADOW_VER_SYNC_START_REG_NUM];
 407};
 408
 409/* IGA2 Shadow Vertical Sync End */
 410struct iga2_shadow_ver_sync_end {
 411        int reg_num;
 412        struct io_register reg[IGA2_SHADOW_VER_SYNC_END_REG_NUM];
 413};
 414
 415/* IGA1 Fetch Count Register */
 416struct iga1_fetch_count {
 417        int reg_num;
 418        struct io_register reg[IGA1_FETCH_COUNT_REG_NUM];
 419};
 420
 421/* IGA2 Fetch Count Register */
 422struct iga2_fetch_count {
 423        int reg_num;
 424        struct io_register reg[IGA2_FETCH_COUNT_REG_NUM];
 425};
 426
 427struct fetch_count {
 428        struct iga1_fetch_count iga1_fetch_count_reg;
 429        struct iga2_fetch_count iga2_fetch_count_reg;
 430};
 431
 432/* Starting Address Register */
 433struct iga1_starting_addr {
 434        int reg_num;
 435        struct io_register reg[IGA1_STARTING_ADDR_REG_NUM];
 436};
 437
 438struct iga2_starting_addr {
 439        int reg_num;
 440        struct io_register reg[IGA2_STARTING_ADDR_REG_NUM];
 441};
 442
 443struct starting_addr {
 444        struct iga1_starting_addr iga1_starting_addr_reg;
 445        struct iga2_starting_addr iga2_starting_addr_reg;
 446};
 447
 448/* LCD Power Sequence Timer */
 449struct lcd_pwd_seq_td0 {
 450        int reg_num;
 451        struct io_register reg[LCD_POWER_SEQ_TD0_REG_NUM];
 452};
 453
 454struct lcd_pwd_seq_td1 {
 455        int reg_num;
 456        struct io_register reg[LCD_POWER_SEQ_TD1_REG_NUM];
 457};
 458
 459struct lcd_pwd_seq_td2 {
 460        int reg_num;
 461        struct io_register reg[LCD_POWER_SEQ_TD2_REG_NUM];
 462};
 463
 464struct lcd_pwd_seq_td3 {
 465        int reg_num;
 466        struct io_register reg[LCD_POWER_SEQ_TD3_REG_NUM];
 467};
 468
 469struct _lcd_pwd_seq_timer {
 470        struct lcd_pwd_seq_td0 td0;
 471        struct lcd_pwd_seq_td1 td1;
 472        struct lcd_pwd_seq_td2 td2;
 473        struct lcd_pwd_seq_td3 td3;
 474};
 475
 476/* LCD Scaling Factor */
 477struct _lcd_hor_scaling_factor {
 478        int reg_num;
 479        struct io_register reg[LCD_HOR_SCALING_FACTOR_REG_NUM];
 480};
 481
 482struct _lcd_ver_scaling_factor {
 483        int reg_num;
 484        struct io_register reg[LCD_VER_SCALING_FACTOR_REG_NUM];
 485};
 486
 487struct _lcd_scaling_factor {
 488        struct _lcd_hor_scaling_factor lcd_hor_scaling_factor;
 489        struct _lcd_ver_scaling_factor lcd_ver_scaling_factor;
 490};
 491
 492struct pll_limit {
 493        u16 multiplier_min;
 494        u16 multiplier_max;
 495        u8 divisor;
 496        u8 rshift;
 497};
 498
 499struct rgbLUT {
 500        u8 red;
 501        u8 green;
 502        u8 blue;
 503};
 504
 505struct lcd_pwd_seq_timer {
 506        u16 td0;
 507        u16 td1;
 508        u16 td2;
 509        u16 td3;
 510};
 511
 512/* Display FIFO Relation Registers*/
 513struct iga1_fifo_depth_select {
 514        int reg_num;
 515        struct io_register reg[IGA1_FIFO_DEPTH_SELECT_REG_NUM];
 516};
 517
 518struct iga1_fifo_threshold_select {
 519        int reg_num;
 520        struct io_register reg[IGA1_FIFO_THRESHOLD_REG_NUM];
 521};
 522
 523struct iga1_fifo_high_threshold_select {
 524        int reg_num;
 525        struct io_register reg[IGA1_FIFO_HIGH_THRESHOLD_REG_NUM];
 526};
 527
 528struct iga1_display_queue_expire_num {
 529        int reg_num;
 530        struct io_register reg[IGA1_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM];
 531};
 532
 533struct iga2_fifo_depth_select {
 534        int reg_num;
 535        struct io_register reg[IGA2_FIFO_DEPTH_SELECT_REG_NUM];
 536};
 537
 538struct iga2_fifo_threshold_select {
 539        int reg_num;
 540        struct io_register reg[IGA2_FIFO_THRESHOLD_REG_NUM];
 541};
 542
 543struct iga2_fifo_high_threshold_select {
 544        int reg_num;
 545        struct io_register reg[IGA2_FIFO_HIGH_THRESHOLD_REG_NUM];
 546};
 547
 548struct iga2_display_queue_expire_num {
 549        int reg_num;
 550        struct io_register reg[IGA2_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM];
 551};
 552
 553struct fifo_depth_select {
 554        struct iga1_fifo_depth_select iga1_fifo_depth_select_reg;
 555        struct iga2_fifo_depth_select iga2_fifo_depth_select_reg;
 556};
 557
 558struct fifo_threshold_select {
 559        struct iga1_fifo_threshold_select iga1_fifo_threshold_select_reg;
 560        struct iga2_fifo_threshold_select iga2_fifo_threshold_select_reg;
 561};
 562
 563struct fifo_high_threshold_select {
 564        struct iga1_fifo_high_threshold_select
 565         iga1_fifo_high_threshold_select_reg;
 566        struct iga2_fifo_high_threshold_select
 567         iga2_fifo_high_threshold_select_reg;
 568};
 569
 570struct display_queue_expire_num {
 571        struct iga1_display_queue_expire_num
 572         iga1_display_queue_expire_num_reg;
 573        struct iga2_display_queue_expire_num
 574         iga2_display_queue_expire_num_reg;
 575};
 576
 577struct iga2_shadow_crtc_timing {
 578        struct iga2_shadow_hor_total hor_total_shadow;
 579        struct iga2_shadow_hor_blank_end hor_blank_end_shadow;
 580        struct iga2_shadow_ver_total ver_total_shadow;
 581        struct iga2_shadow_ver_addr ver_addr_shadow;
 582        struct iga2_shadow_ver_blank_start ver_blank_start_shadow;
 583        struct iga2_shadow_ver_blank_end ver_blank_end_shadow;
 584        struct iga2_shadow_ver_sync_start ver_sync_start_shadow;
 585        struct iga2_shadow_ver_sync_end ver_sync_end_shadow;
 586};
 587
 588/* device ID */
 589#define CLE266_FUNCTION3    0x3123
 590#define KM400_FUNCTION3     0x3205
 591#define CN400_FUNCTION2     0x2259
 592#define CN400_FUNCTION3     0x3259
 593/* support VT3314 chipset */
 594#define CN700_FUNCTION2     0x2314
 595#define CN700_FUNCTION3     0x3208
 596/* VT3324 chipset */
 597#define CX700_FUNCTION2     0x2324
 598#define CX700_FUNCTION3     0x3324
 599/* VT3204 chipset*/
 600#define KM800_FUNCTION3      0x3204
 601/* VT3336 chipset*/
 602#define KM890_FUNCTION3      0x3336
 603/* VT3327 chipset*/
 604#define P4M890_FUNCTION3     0x3327
 605/* VT3293 chipset*/
 606#define CN750_FUNCTION3     0x3208
 607/* VT3364 chipset*/
 608#define P4M900_FUNCTION3    0x3364
 609/* VT3353 chipset*/
 610#define VX800_FUNCTION3     0x3353
 611/* VT3409 chipset*/
 612#define VX855_FUNCTION3     0x3409
 613/* VT3410 chipset*/
 614#define VX900_FUNCTION3     0x3410
 615
 616struct IODATA {
 617        u8 Index;
 618        u8 Mask;
 619        u8 Data;
 620};
 621
 622struct pci_device_id_info {
 623        u32 vendor;
 624        u32 device;
 625        u32 chip_index;
 626};
 627
 628struct via_device_mapping {
 629        u32 device;
 630        const char *name;
 631};
 632
 633extern int viafb_SAMM_ON;
 634extern int viafb_dual_fb;
 635extern int viafb_LCD2_ON;
 636extern int viafb_LCD_ON;
 637extern int viafb_DVI_ON;
 638extern int viafb_hotplug;
 639
 640struct via_display_timing var_to_timing(const struct fb_var_screeninfo *var,
 641        u16 cxres, u16 cyres);
 642void viafb_fill_crtc_timing(const struct fb_var_screeninfo *var,
 643        u16 cxres, u16 cyres, int iga);
 644void viafb_set_vclock(u32 CLK, int set_iga);
 645void viafb_load_reg(int timing_value, int viafb_load_reg_num,
 646        struct io_register *reg,
 647              int io_type);
 648void via_set_source(u32 devices, u8 iga);
 649void via_set_state(u32 devices, u8 state);
 650void via_set_sync_polarity(u32 devices, u8 polarity);
 651u32 via_parse_odev(char *input, char **end);
 652void via_odev_to_seq(struct seq_file *m, u32 odev);
 653void init_ad9389(void);
 654/* Access I/O Function */
 655void viafb_lock_crt(void);
 656void viafb_unlock_crt(void);
 657void viafb_load_fetch_count_reg(int h_addr, int bpp_byte, int set_iga);
 658void viafb_write_regx(struct io_reg RegTable[], int ItemNum);
 659void viafb_load_FIFO_reg(int set_iga, int hor_active, int ver_active);
 660void viafb_set_dpa_gfx(int output_interface, struct GFX_DPA_SETTING\
 661                                        *p_gfx_dpa_setting);
 662
 663int viafb_setmode(void);
 664void viafb_fill_var_timing_info(struct fb_var_screeninfo *var,
 665        const struct fb_videomode *mode);
 666void viafb_init_chip_info(int chip_type);
 667void viafb_init_dac(int set_iga);
 668int viafb_get_refresh(int hres, int vres, u32 float_refresh);
 669void viafb_update_device_setting(int hres, int vres, int bpp, int flag);
 670
 671void viafb_set_iga_path(void);
 672void viafb_set_primary_color_register(u8 index, u8 red, u8 green, u8 blue);
 673void viafb_set_secondary_color_register(u8 index, u8 red, u8 green, u8 blue);
 674void viafb_get_fb_info(unsigned int *fb_base, unsigned int *fb_len);
 675
 676#endif /* __HW_H__ */
 677