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