LXR linux/include/video/gbe.h

   1/*
   2 * include/video/gbe.h -- SGI GBE (Graphics Back End)
   3 *
   4 * Copyright (C) 1999 Silicon Graphics, Inc. (Jeffrey Newquist)
   5 *
   6 * This file is subject to the terms and conditions of the GNU General Public
   7 * License version 2 as published by the Free Software Foundation.
   8 */
   9
  10#ifndef __GBE_H__
  11#define __GBE_H__
  12
  13struct sgi_gbe {
  14        volatile uint32_t ctrlstat;     /* general control */
  15        volatile uint32_t dotclock;     /* dot clock PLL control */
  16        volatile uint32_t i2c;          /* crt I2C control */
  17        volatile uint32_t sysclk;       /* system clock PLL control */
  18        volatile uint32_t i2cfp;        /* flat panel I2C control */
  19        volatile uint32_t id;           /* device id/chip revision */
  20        volatile uint32_t config;       /* power on configuration [1] */
  21        volatile uint32_t bist;         /* internal bist status [1] */
  22        uint32_t _pad0[0x010000/4 - 8];
  23        volatile uint32_t vt_xy;        /* current dot coords */
  24        volatile uint32_t vt_xymax;     /* maximum dot coords */
  25        volatile uint32_t vt_vsync;     /* vsync on/off */
  26        volatile uint32_t vt_hsync;     /* hsync on/off */
  27        volatile uint32_t vt_vblank;    /* vblank on/off */
  28        volatile uint32_t vt_hblank;    /* hblank on/off */
  29        volatile uint32_t vt_flags;     /* polarity of vt signals */
  30        volatile uint32_t vt_f2rf_lock; /* f2rf & framelck y coord */
  31        volatile uint32_t vt_intr01;    /* intr 0,1 y coords */
  32        volatile uint32_t vt_intr23;    /* intr 2,3 y coords */
  33        volatile uint32_t fp_hdrv;      /* flat panel hdrv on/off */
  34        volatile uint32_t fp_vdrv;      /* flat panel vdrv on/off */
  35        volatile uint32_t fp_de;        /* flat panel de on/off */
  36        volatile uint32_t vt_hpixen;    /* intrnl horiz pixel on/off */
  37        volatile uint32_t vt_vpixen;    /* intrnl vert pixel on/off */
  38        volatile uint32_t vt_hcmap;     /* cmap write (horiz) */
  39        volatile uint32_t vt_vcmap;     /* cmap write (vert) */
  40        volatile uint32_t did_start_xy; /* eol/f did/xy reset val */
  41        volatile uint32_t crs_start_xy; /* eol/f crs/xy reset val */
  42        volatile uint32_t vc_start_xy;  /* eol/f vc/xy reset val */
  43        uint32_t _pad1[0xffb0/4];
  44        volatile uint32_t ovr_width_tile;/*overlay plane ctrl 0 */
  45        volatile uint32_t ovr_inhwctrl; /* overlay plane ctrl 1 */
  46        volatile uint32_t ovr_control;  /* overlay plane ctrl 1 */
  47        uint32_t _pad2[0xfff4/4];
  48        volatile uint32_t frm_size_tile;/* normal plane ctrl 0 */
  49        volatile uint32_t frm_size_pixel;/*normal plane ctrl 1 */
  50        volatile uint32_t frm_inhwctrl; /* normal plane ctrl 2 */
  51        volatile uint32_t frm_control;  /* normal plane ctrl 3 */
  52        uint32_t _pad3[0xfff0/4];
  53        volatile uint32_t did_inhwctrl; /* DID control */
  54        volatile uint32_t did_control;  /* DID shadow */
  55        uint32_t _pad4[0x7ff8/4];
  56        volatile uint32_t mode_regs[32];/* WID table */
  57        uint32_t _pad5[0x7f80/4];
  58        volatile uint32_t cmap[6144];   /* color map */
  59        uint32_t _pad6[0x2000/4];
  60        volatile uint32_t cm_fifo;      /* color map fifo status */
  61        uint32_t _pad7[0x7ffc/4];
  62        volatile uint32_t gmap[256];    /* gamma map */
  63        uint32_t _pad8[0x7c00/4];
  64        volatile uint32_t gmap10[1024]; /* gamma map */
  65        uint32_t _pad9[0x7000/4];
  66        volatile uint32_t crs_pos;      /* cusror control 0 */
  67        volatile uint32_t crs_ctl;      /* cusror control 1 */
  68        volatile uint32_t crs_cmap[3];  /* crs cmap */
  69        uint32_t _pad10[0x7fec/4];
  70        volatile uint32_t crs_glyph[64];/* crs glyph */
  71        uint32_t _pad11[0x7f00/4];
  72        volatile uint32_t vc_0; /* video capture crtl 0 */
  73        volatile uint32_t vc_1; /* video capture crtl 1 */
  74        volatile uint32_t vc_2; /* video capture crtl 2 */
  75        volatile uint32_t vc_3; /* video capture crtl 3 */
  76        volatile uint32_t vc_4; /* video capture crtl 4 */
  77        volatile uint32_t vc_5; /* video capture crtl 5 */
  78        volatile uint32_t vc_6; /* video capture crtl 6 */
  79        volatile uint32_t vc_7; /* video capture crtl 7 */
  80        volatile uint32_t vc_8; /* video capture crtl 8 */
  81};
  82
  83#define MASK(msb, lsb)          \
  84        ( (((u32)1<<((msb)-(lsb)+1))-1) << (lsb) )
  85#define GET(v, msb, lsb)        \
  86        ( ((u32)(v) & MASK(msb,lsb)) >> (lsb) )
  87#define SET(v, f, msb, lsb)     \
  88        ( (v) = ((v)&~MASK(msb,lsb)) | (( (u32)(f)<<(lsb) ) & MASK(msb,lsb)) )
  89
  90#define GET_GBE_FIELD(reg, field, v)            \
  91        GET((v), GBE_##reg##_##field##_MSB, GBE_##reg##_##field##_LSB)
  92#define SET_GBE_FIELD(reg, field, v, f)         \
  93        SET((v), (f), GBE_##reg##_##field##_MSB, GBE_##reg##_##field##_LSB)
  94
  95/*
  96 * Bit mask information
  97 */
  98#define GBE_CTRLSTAT_CHIPID_MSB          3
  99#define GBE_CTRLSTAT_CHIPID_LSB          0
 100#define GBE_CTRLSTAT_SENSE_N_MSB         4
 101#define GBE_CTRLSTAT_SENSE_N_LSB         4
 102#define GBE_CTRLSTAT_PCLKSEL_MSB        29
 103#define GBE_CTRLSTAT_PCLKSEL_LSB        28
 104
 105#define GBE_DOTCLK_M_MSB                 7
 106#define GBE_DOTCLK_M_LSB                 0
 107#define GBE_DOTCLK_N_MSB                13
 108#define GBE_DOTCLK_N_LSB                 8
 109#define GBE_DOTCLK_P_MSB                15
 110#define GBE_DOTCLK_P_LSB                14
 111#define GBE_DOTCLK_RUN_MSB              20
 112#define GBE_DOTCLK_RUN_LSB              20
 113
 114#define GBE_VT_XY_Y_MSB         23
 115#define GBE_VT_XY_Y_LSB         12
 116#define GBE_VT_XY_X_MSB         11
 117#define GBE_VT_XY_X_LSB          0
 118#define GBE_VT_XY_FREEZE_MSB            31
 119#define GBE_VT_XY_FREEZE_LSB            31
 120
 121#define GBE_FP_VDRV_ON_MSB      23
 122#define GBE_FP_VDRV_ON_LSB      12
 123#define GBE_FP_VDRV_OFF_MSB     11
 124#define GBE_FP_VDRV_OFF_LSB     0
 125
 126#define GBE_FP_HDRV_ON_MSB      23
 127#define GBE_FP_HDRV_ON_LSB      12
 128#define GBE_FP_HDRV_OFF_MSB     11
 129#define GBE_FP_HDRV_OFF_LSB     0
 130
 131#define GBE_FP_DE_ON_MSB                23
 132#define GBE_FP_DE_ON_LSB                12
 133#define GBE_FP_DE_OFF_MSB               11
 134#define GBE_FP_DE_OFF_LSB               0
 135
 136#define GBE_VT_VSYNC_VSYNC_ON_MSB       23
 137#define GBE_VT_VSYNC_VSYNC_ON_LSB       12
 138#define GBE_VT_VSYNC_VSYNC_OFF_MSB      11
 139#define GBE_VT_VSYNC_VSYNC_OFF_LSB       0
 140
 141#define GBE_VT_HSYNC_HSYNC_ON_MSB       23
 142#define GBE_VT_HSYNC_HSYNC_ON_LSB       12
 143#define GBE_VT_HSYNC_HSYNC_OFF_MSB      11
 144#define GBE_VT_HSYNC_HSYNC_OFF_LSB       0
 145
 146#define GBE_VT_VBLANK_VBLANK_ON_MSB     23
 147#define GBE_VT_VBLANK_VBLANK_ON_LSB     12
 148#define GBE_VT_VBLANK_VBLANK_OFF_MSB    11
 149#define GBE_VT_VBLANK_VBLANK_OFF_LSB     0
 150
 151#define GBE_VT_HBLANK_HBLANK_ON_MSB     23
 152#define GBE_VT_HBLANK_HBLANK_ON_LSB     12
 153#define GBE_VT_HBLANK_HBLANK_OFF_MSB    11
 154#define GBE_VT_HBLANK_HBLANK_OFF_LSB     0
 155
 156#define GBE_VT_FLAGS_F2RF_HIGH_MSB       6
 157#define GBE_VT_FLAGS_F2RF_HIGH_LSB       6
 158#define GBE_VT_FLAGS_SYNC_LOW_MSB        5
 159#define GBE_VT_FLAGS_SYNC_LOW_LSB        5
 160#define GBE_VT_FLAGS_SYNC_HIGH_MSB       4
 161#define GBE_VT_FLAGS_SYNC_HIGH_LSB       4
 162#define GBE_VT_FLAGS_HDRV_LOW_MSB        3
 163#define GBE_VT_FLAGS_HDRV_LOW_LSB        3
 164#define GBE_VT_FLAGS_HDRV_INVERT_MSB     2
 165#define GBE_VT_FLAGS_HDRV_INVERT_LSB     2
 166#define GBE_VT_FLAGS_VDRV_LOW_MSB        1
 167#define GBE_VT_FLAGS_VDRV_LOW_LSB        1
 168#define GBE_VT_FLAGS_VDRV_INVERT_MSB     0
 169#define GBE_VT_FLAGS_VDRV_INVERT_LSB     0
 170
 171#define GBE_VT_VCMAP_VCMAP_ON_MSB       23
 172#define GBE_VT_VCMAP_VCMAP_ON_LSB       12
 173#define GBE_VT_VCMAP_VCMAP_OFF_MSB      11
 174#define GBE_VT_VCMAP_VCMAP_OFF_LSB       0
 175
 176#define GBE_VT_HCMAP_HCMAP_ON_MSB       23
 177#define GBE_VT_HCMAP_HCMAP_ON_LSB       12
 178#define GBE_VT_HCMAP_HCMAP_OFF_MSB      11
 179#define GBE_VT_HCMAP_HCMAP_OFF_LSB       0
 180
 181#define GBE_VT_XYMAX_MAXX_MSB   11
 182#define GBE_VT_XYMAX_MAXX_LSB    0
 183#define GBE_VT_XYMAX_MAXY_MSB   23
 184#define GBE_VT_XYMAX_MAXY_LSB   12
 185
 186#define GBE_VT_HPIXEN_HPIXEN_ON_MSB     23
 187#define GBE_VT_HPIXEN_HPIXEN_ON_LSB     12
 188#define GBE_VT_HPIXEN_HPIXEN_OFF_MSB    11
 189#define GBE_VT_HPIXEN_HPIXEN_OFF_LSB     0
 190
 191#define GBE_VT_VPIXEN_VPIXEN_ON_MSB     23
 192#define GBE_VT_VPIXEN_VPIXEN_ON_LSB     12
 193#define GBE_VT_VPIXEN_VPIXEN_OFF_MSB    11
 194#define GBE_VT_VPIXEN_VPIXEN_OFF_LSB     0
 195
 196#define GBE_OVR_CONTROL_OVR_DMA_ENABLE_MSB       0
 197#define GBE_OVR_CONTROL_OVR_DMA_ENABLE_LSB       0
 198
 199#define GBE_OVR_INHWCTRL_OVR_DMA_ENABLE_MSB      0
 200#define GBE_OVR_INHWCTRL_OVR_DMA_ENABLE_LSB      0
 201
 202#define GBE_OVR_WIDTH_TILE_OVR_FIFO_RESET_MSB   13
 203#define GBE_OVR_WIDTH_TILE_OVR_FIFO_RESET_LSB   13
 204
 205#define GBE_FRM_CONTROL_FRM_DMA_ENABLE_MSB       0
 206#define GBE_FRM_CONTROL_FRM_DMA_ENABLE_LSB       0
 207#define GBE_FRM_CONTROL_FRM_TILE_PTR_MSB        31
 208#define GBE_FRM_CONTROL_FRM_TILE_PTR_LSB         9
 209#define GBE_FRM_CONTROL_FRM_LINEAR_MSB           1
 210#define GBE_FRM_CONTROL_FRM_LINEAR_LSB           1
 211
 212#define GBE_FRM_INHWCTRL_FRM_DMA_ENABLE_MSB      0
 213#define GBE_FRM_INHWCTRL_FRM_DMA_ENABLE_LSB      0
 214
 215#define GBE_FRM_SIZE_TILE_FRM_WIDTH_TILE_MSB    12
 216#define GBE_FRM_SIZE_TILE_FRM_WIDTH_TILE_LSB     5
 217#define GBE_FRM_SIZE_TILE_FRM_RHS_MSB            4
 218#define GBE_FRM_SIZE_TILE_FRM_RHS_LSB            0
 219#define GBE_FRM_SIZE_TILE_FRM_DEPTH_MSB         14
 220#define GBE_FRM_SIZE_TILE_FRM_DEPTH_LSB         13
 221#define GBE_FRM_SIZE_TILE_FRM_FIFO_RESET_MSB    15
 222#define GBE_FRM_SIZE_TILE_FRM_FIFO_RESET_LSB    15
 223
 224#define GBE_FRM_SIZE_PIXEL_FB_HEIGHT_PIX_MSB    31
 225#define GBE_FRM_SIZE_PIXEL_FB_HEIGHT_PIX_LSB    16
 226
 227#define GBE_DID_CONTROL_DID_DMA_ENABLE_MSB       0
 228#define GBE_DID_CONTROL_DID_DMA_ENABLE_LSB       0
 229#define GBE_DID_INHWCTRL_DID_DMA_ENABLE_MSB      0
 230#define GBE_DID_INHWCTRL_DID_DMA_ENABLE_LSB      0
 231
 232#define GBE_DID_START_XY_DID_STARTY_MSB         23
 233#define GBE_DID_START_XY_DID_STARTY_LSB         12
 234#define GBE_DID_START_XY_DID_STARTX_MSB         11
 235#define GBE_DID_START_XY_DID_STARTX_LSB          0
 236
 237#define GBE_CRS_START_XY_CRS_STARTY_MSB         23
 238#define GBE_CRS_START_XY_CRS_STARTY_LSB         12
 239#define GBE_CRS_START_XY_CRS_STARTX_MSB         11
 240#define GBE_CRS_START_XY_CRS_STARTX_LSB          0
 241
 242#define GBE_WID_AUX_MSB         12
 243#define GBE_WID_AUX_LSB         11
 244#define GBE_WID_GAMMA_MSB       10
 245#define GBE_WID_GAMMA_LSB       10
 246#define GBE_WID_CM_MSB           9
 247#define GBE_WID_CM_LSB           5
 248#define GBE_WID_TYP_MSB          4
 249#define GBE_WID_TYP_LSB          2
 250#define GBE_WID_BUF_MSB          1
 251#define GBE_WID_BUF_LSB          0
 252
 253#define GBE_VC_START_XY_VC_STARTY_MSB   23
 254#define GBE_VC_START_XY_VC_STARTY_LSB   12
 255#define GBE_VC_START_XY_VC_STARTX_MSB   11
 256#define GBE_VC_START_XY_VC_STARTX_LSB    0
 257
 258/* Constants */
 259
 260#define GBE_FRM_DEPTH_8         0
 261#define GBE_FRM_DEPTH_16        1
 262#define GBE_FRM_DEPTH_32        2
 263
 264#define GBE_CMODE_I8            0
 265#define GBE_CMODE_I12           1
 266#define GBE_CMODE_RG3B2         2
 267#define GBE_CMODE_RGB4          3
 268#define GBE_CMODE_ARGB5         4
 269#define GBE_CMODE_RGB8          5
 270#define GBE_CMODE_RGBA5         6
 271#define GBE_CMODE_RGB10         7
 272
 273#define GBE_BMODE_BOTH          3
 274
 275#define GBE_CRS_MAGIC           54
 276#define GBE_PIXEN_MAGIC_ON      19
 277#define GBE_PIXEN_MAGIC_OFF      2
 278
 279#define GBE_TLB_SIZE            128
 280
 281/* [1] - only GBE revision 2 and later */
 282
 283/*
 284 * Video Timing Data Structure
 285 */
 286
 287struct gbe_timing_info {
 288        int flags;
 289        short width;            /* Monitor resolution */
 290        short height;
 291        int fields_sec;         /* fields/sec  (Hz -3 dec. places */
 292        int cfreq;              /* pixel clock frequency (MHz -3 dec. places) */
 293        short htotal;           /* Horizontal total pixels */
 294        short hblank_start;     /* Horizontal blank start */
 295        short hblank_end;       /* Horizontal blank end */
 296        short hsync_start;      /* Horizontal sync start */
 297        short hsync_end;        /* Horizontal sync end */
 298        short vtotal;           /* Vertical total lines */
 299        short vblank_start;     /* Vertical blank start */
 300        short vblank_end;       /* Vertical blank end */
 301        short vsync_start;      /* Vertical sync start */
 302        short vsync_end;        /* Vertical sync end */
 303        short pll_m;            /* PLL M parameter */
 304        short pll_n;            /* PLL P parameter */
 305        short pll_p;            /* PLL N parameter */
 306};
 307
 308/* Defines for gbe_vof_info_t flags */
 309
 310#define GBE_VOF_UNKNOWNMON      1
 311#define GBE_VOF_STEREO          2
 312#define GBE_VOF_DO_GENSYNC      4       /* enable incoming sync */
 313#define GBE_VOF_SYNC_ON_GREEN   8       /* sync on green */
 314#define GBE_VOF_FLATPANEL       0x1000  /* FLATPANEL Timing */
 315#define GBE_VOF_MAGICKEY        0x2000  /* Backdoor key */
 316
 317#endif          /* ! __GBE_H__ */
 318