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1/* SPDX-License-Identifier: GPL-2.0-only */2/*3 * include/video/gbe.h -- SGI GBE (Graphics Back End)4 *5 * Copyright (C) 1999 Silicon Graphics, Inc. (Jeffrey Newquist)6 */7 8#ifndef __GBE_H__9#define __GBE_H__10 11struct sgi_gbe {12 volatile uint32_t ctrlstat; /* general control */13 volatile uint32_t dotclock; /* dot clock PLL control */14 volatile uint32_t i2c; /* crt I2C control */15 volatile uint32_t sysclk; /* system clock PLL control */16 volatile uint32_t i2cfp; /* flat panel I2C control */17 volatile uint32_t id; /* device id/chip revision */18 volatile uint32_t config; /* power on configuration [1] */19 volatile uint32_t bist; /* internal bist status [1] */20 uint32_t _pad0[0x010000/4 - 8];21 volatile uint32_t vt_xy; /* current dot coords */22 volatile uint32_t vt_xymax; /* maximum dot coords */23 volatile uint32_t vt_vsync; /* vsync on/off */24 volatile uint32_t vt_hsync; /* hsync on/off */25 volatile uint32_t vt_vblank; /* vblank on/off */26 volatile uint32_t vt_hblank; /* hblank on/off */27 volatile uint32_t vt_flags; /* polarity of vt signals */28 volatile uint32_t vt_f2rf_lock; /* f2rf & framelck y coord */29 volatile uint32_t vt_intr01; /* intr 0,1 y coords */30 volatile uint32_t vt_intr23; /* intr 2,3 y coords */31 volatile uint32_t fp_hdrv; /* flat panel hdrv on/off */32 volatile uint32_t fp_vdrv; /* flat panel vdrv on/off */33 volatile uint32_t fp_de; /* flat panel de on/off */34 volatile uint32_t vt_hpixen; /* intrnl horiz pixel on/off */35 volatile uint32_t vt_vpixen; /* intrnl vert pixel on/off */36 volatile uint32_t vt_hcmap; /* cmap write (horiz) */37 volatile uint32_t vt_vcmap; /* cmap write (vert) */38 volatile uint32_t did_start_xy; /* eol/f did/xy reset val */39 volatile uint32_t crs_start_xy; /* eol/f crs/xy reset val */40 volatile uint32_t vc_start_xy; /* eol/f vc/xy reset val */41 uint32_t _pad1[0xffb0/4];42 volatile uint32_t ovr_width_tile;/*overlay plane ctrl 0 */43 volatile uint32_t ovr_inhwctrl; /* overlay plane ctrl 1 */44 volatile uint32_t ovr_control; /* overlay plane ctrl 1 */45 uint32_t _pad2[0xfff4/4];46 volatile uint32_t frm_size_tile;/* normal plane ctrl 0 */47 volatile uint32_t frm_size_pixel;/*normal plane ctrl 1 */48 volatile uint32_t frm_inhwctrl; /* normal plane ctrl 2 */49 volatile uint32_t frm_control; /* normal plane ctrl 3 */50 uint32_t _pad3[0xfff0/4];51 volatile uint32_t did_inhwctrl; /* DID control */52 volatile uint32_t did_control; /* DID shadow */53 uint32_t _pad4[0x7ff8/4];54 volatile uint32_t mode_regs[32];/* WID table */55 uint32_t _pad5[0x7f80/4];56 volatile uint32_t cmap[6144]; /* color map */57 uint32_t _pad6[0x2000/4];58 volatile uint32_t cm_fifo; /* color map fifo status */59 uint32_t _pad7[0x7ffc/4];60 volatile uint32_t gmap[256]; /* gamma map */61 uint32_t _pad8[0x7c00/4];62 volatile uint32_t gmap10[1024]; /* gamma map */63 uint32_t _pad9[0x7000/4];64 volatile uint32_t crs_pos; /* cusror control 0 */65 volatile uint32_t crs_ctl; /* cusror control 1 */66 volatile uint32_t crs_cmap[3]; /* crs cmap */67 uint32_t _pad10[0x7fec/4];68 volatile uint32_t crs_glyph[64];/* crs glyph */69 uint32_t _pad11[0x7f00/4];70 volatile uint32_t vc_0; /* video capture crtl 0 */71 volatile uint32_t vc_1; /* video capture crtl 1 */72 volatile uint32_t vc_2; /* video capture crtl 2 */73 volatile uint32_t vc_3; /* video capture crtl 3 */74 volatile uint32_t vc_4; /* video capture crtl 4 */75 volatile uint32_t vc_5; /* video capture crtl 5 */76 volatile uint32_t vc_6; /* video capture crtl 6 */77 volatile uint32_t vc_7; /* video capture crtl 7 */78 volatile uint32_t vc_8; /* video capture crtl 8 */79};80 81#define MASK(msb, lsb) \82 ( (((u32)1<<((msb)-(lsb)+1))-1) << (lsb) )83#define GET(v, msb, lsb) \84 ( ((u32)(v) & MASK(msb,lsb)) >> (lsb) )85#define SET(v, f, msb, lsb) \86 ( (v) = ((v)&~MASK(msb,lsb)) | (( (u32)(f)<<(lsb) ) & MASK(msb,lsb)) )87 88#define GET_GBE_FIELD(reg, field, v) \89 GET((v), GBE_##reg##_##field##_MSB, GBE_##reg##_##field##_LSB)90#define SET_GBE_FIELD(reg, field, v, f) \91 SET((v), (f), GBE_##reg##_##field##_MSB, GBE_##reg##_##field##_LSB)92 93/*94 * Bit mask information95 */96#define GBE_CTRLSTAT_CHIPID_MSB 397#define GBE_CTRLSTAT_CHIPID_LSB 098#define GBE_CTRLSTAT_SENSE_N_MSB 499#define GBE_CTRLSTAT_SENSE_N_LSB 4100#define GBE_CTRLSTAT_PCLKSEL_MSB 29101#define GBE_CTRLSTAT_PCLKSEL_LSB 28102 103#define GBE_DOTCLK_M_MSB 7104#define GBE_DOTCLK_M_LSB 0105#define GBE_DOTCLK_N_MSB 13106#define GBE_DOTCLK_N_LSB 8107#define GBE_DOTCLK_P_MSB 15108#define GBE_DOTCLK_P_LSB 14109#define GBE_DOTCLK_RUN_MSB 20110#define GBE_DOTCLK_RUN_LSB 20111 112#define GBE_VT_XY_Y_MSB 23113#define GBE_VT_XY_Y_LSB 12114#define GBE_VT_XY_X_MSB 11115#define GBE_VT_XY_X_LSB 0116#define GBE_VT_XY_FREEZE_MSB 31117#define GBE_VT_XY_FREEZE_LSB 31118 119#define GBE_FP_VDRV_ON_MSB 23120#define GBE_FP_VDRV_ON_LSB 12121#define GBE_FP_VDRV_OFF_MSB 11122#define GBE_FP_VDRV_OFF_LSB 0123 124#define GBE_FP_HDRV_ON_MSB 23125#define GBE_FP_HDRV_ON_LSB 12126#define GBE_FP_HDRV_OFF_MSB 11127#define GBE_FP_HDRV_OFF_LSB 0128 129#define GBE_FP_DE_ON_MSB 23130#define GBE_FP_DE_ON_LSB 12131#define GBE_FP_DE_OFF_MSB 11132#define GBE_FP_DE_OFF_LSB 0133 134#define GBE_VT_VSYNC_VSYNC_ON_MSB 23135#define GBE_VT_VSYNC_VSYNC_ON_LSB 12136#define GBE_VT_VSYNC_VSYNC_OFF_MSB 11137#define GBE_VT_VSYNC_VSYNC_OFF_LSB 0138 139#define GBE_VT_HSYNC_HSYNC_ON_MSB 23140#define GBE_VT_HSYNC_HSYNC_ON_LSB 12141#define GBE_VT_HSYNC_HSYNC_OFF_MSB 11142#define GBE_VT_HSYNC_HSYNC_OFF_LSB 0143 144#define GBE_VT_VBLANK_VBLANK_ON_MSB 23145#define GBE_VT_VBLANK_VBLANK_ON_LSB 12146#define GBE_VT_VBLANK_VBLANK_OFF_MSB 11147#define GBE_VT_VBLANK_VBLANK_OFF_LSB 0148 149#define GBE_VT_HBLANK_HBLANK_ON_MSB 23150#define GBE_VT_HBLANK_HBLANK_ON_LSB 12151#define GBE_VT_HBLANK_HBLANK_OFF_MSB 11152#define GBE_VT_HBLANK_HBLANK_OFF_LSB 0153 154#define GBE_VT_FLAGS_F2RF_HIGH_MSB 6155#define GBE_VT_FLAGS_F2RF_HIGH_LSB 6156#define GBE_VT_FLAGS_SYNC_LOW_MSB 5157#define GBE_VT_FLAGS_SYNC_LOW_LSB 5158#define GBE_VT_FLAGS_SYNC_HIGH_MSB 4159#define GBE_VT_FLAGS_SYNC_HIGH_LSB 4160#define GBE_VT_FLAGS_HDRV_LOW_MSB 3161#define GBE_VT_FLAGS_HDRV_LOW_LSB 3162#define GBE_VT_FLAGS_HDRV_INVERT_MSB 2163#define GBE_VT_FLAGS_HDRV_INVERT_LSB 2164#define GBE_VT_FLAGS_VDRV_LOW_MSB 1165#define GBE_VT_FLAGS_VDRV_LOW_LSB 1166#define GBE_VT_FLAGS_VDRV_INVERT_MSB 0167#define GBE_VT_FLAGS_VDRV_INVERT_LSB 0168 169#define GBE_VT_VCMAP_VCMAP_ON_MSB 23170#define GBE_VT_VCMAP_VCMAP_ON_LSB 12171#define GBE_VT_VCMAP_VCMAP_OFF_MSB 11172#define GBE_VT_VCMAP_VCMAP_OFF_LSB 0173 174#define GBE_VT_HCMAP_HCMAP_ON_MSB 23175#define GBE_VT_HCMAP_HCMAP_ON_LSB 12176#define GBE_VT_HCMAP_HCMAP_OFF_MSB 11177#define GBE_VT_HCMAP_HCMAP_OFF_LSB 0178 179#define GBE_VT_XYMAX_MAXX_MSB 11180#define GBE_VT_XYMAX_MAXX_LSB 0181#define GBE_VT_XYMAX_MAXY_MSB 23182#define GBE_VT_XYMAX_MAXY_LSB 12183 184#define GBE_VT_HPIXEN_HPIXEN_ON_MSB 23185#define GBE_VT_HPIXEN_HPIXEN_ON_LSB 12186#define GBE_VT_HPIXEN_HPIXEN_OFF_MSB 11187#define GBE_VT_HPIXEN_HPIXEN_OFF_LSB 0188 189#define GBE_VT_VPIXEN_VPIXEN_ON_MSB 23190#define GBE_VT_VPIXEN_VPIXEN_ON_LSB 12191#define GBE_VT_VPIXEN_VPIXEN_OFF_MSB 11192#define GBE_VT_VPIXEN_VPIXEN_OFF_LSB 0193 194#define GBE_OVR_CONTROL_OVR_DMA_ENABLE_MSB 0195#define GBE_OVR_CONTROL_OVR_DMA_ENABLE_LSB 0196 197#define GBE_OVR_INHWCTRL_OVR_DMA_ENABLE_MSB 0198#define GBE_OVR_INHWCTRL_OVR_DMA_ENABLE_LSB 0199 200#define GBE_OVR_WIDTH_TILE_OVR_FIFO_RESET_MSB 13201#define GBE_OVR_WIDTH_TILE_OVR_FIFO_RESET_LSB 13202 203#define GBE_FRM_CONTROL_FRM_DMA_ENABLE_MSB 0204#define GBE_FRM_CONTROL_FRM_DMA_ENABLE_LSB 0205#define GBE_FRM_CONTROL_FRM_TILE_PTR_MSB 31206#define GBE_FRM_CONTROL_FRM_TILE_PTR_LSB 9207#define GBE_FRM_CONTROL_FRM_LINEAR_MSB 1208#define GBE_FRM_CONTROL_FRM_LINEAR_LSB 1209 210#define GBE_FRM_INHWCTRL_FRM_DMA_ENABLE_MSB 0211#define GBE_FRM_INHWCTRL_FRM_DMA_ENABLE_LSB 0212 213#define GBE_FRM_SIZE_TILE_FRM_WIDTH_TILE_MSB 12214#define GBE_FRM_SIZE_TILE_FRM_WIDTH_TILE_LSB 5215#define GBE_FRM_SIZE_TILE_FRM_RHS_MSB 4216#define GBE_FRM_SIZE_TILE_FRM_RHS_LSB 0217#define GBE_FRM_SIZE_TILE_FRM_DEPTH_MSB 14218#define GBE_FRM_SIZE_TILE_FRM_DEPTH_LSB 13219#define GBE_FRM_SIZE_TILE_FRM_FIFO_RESET_MSB 15220#define GBE_FRM_SIZE_TILE_FRM_FIFO_RESET_LSB 15221 222#define GBE_FRM_SIZE_PIXEL_FB_HEIGHT_PIX_MSB 31223#define GBE_FRM_SIZE_PIXEL_FB_HEIGHT_PIX_LSB 16224 225#define GBE_DID_CONTROL_DID_DMA_ENABLE_MSB 0226#define GBE_DID_CONTROL_DID_DMA_ENABLE_LSB 0227#define GBE_DID_INHWCTRL_DID_DMA_ENABLE_MSB 0228#define GBE_DID_INHWCTRL_DID_DMA_ENABLE_LSB 0229 230#define GBE_DID_START_XY_DID_STARTY_MSB 23231#define GBE_DID_START_XY_DID_STARTY_LSB 12232#define GBE_DID_START_XY_DID_STARTX_MSB 11233#define GBE_DID_START_XY_DID_STARTX_LSB 0234 235#define GBE_CRS_START_XY_CRS_STARTY_MSB 23236#define GBE_CRS_START_XY_CRS_STARTY_LSB 12237#define GBE_CRS_START_XY_CRS_STARTX_MSB 11238#define GBE_CRS_START_XY_CRS_STARTX_LSB 0239 240#define GBE_WID_AUX_MSB 12241#define GBE_WID_AUX_LSB 11242#define GBE_WID_GAMMA_MSB 10243#define GBE_WID_GAMMA_LSB 10244#define GBE_WID_CM_MSB 9245#define GBE_WID_CM_LSB 5246#define GBE_WID_TYP_MSB 4247#define GBE_WID_TYP_LSB 2248#define GBE_WID_BUF_MSB 1249#define GBE_WID_BUF_LSB 0250 251#define GBE_VC_START_XY_VC_STARTY_MSB 23252#define GBE_VC_START_XY_VC_STARTY_LSB 12253#define GBE_VC_START_XY_VC_STARTX_MSB 11254#define GBE_VC_START_XY_VC_STARTX_LSB 0255 256/* Constants */257 258#define GBE_FRM_DEPTH_8 0259#define GBE_FRM_DEPTH_16 1260#define GBE_FRM_DEPTH_32 2261 262#define GBE_CMODE_I8 0263#define GBE_CMODE_I12 1264#define GBE_CMODE_RG3B2 2265#define GBE_CMODE_RGB4 3266#define GBE_CMODE_ARGB5 4267#define GBE_CMODE_RGB8 5268#define GBE_CMODE_RGBA5 6269#define GBE_CMODE_RGB10 7270 271#define GBE_BMODE_BOTH 3272 273#define GBE_CRS_MAGIC 54274#define GBE_PIXEN_MAGIC_ON 19275#define GBE_PIXEN_MAGIC_OFF 2276 277#define GBE_TLB_SIZE 128278 279/* [1] - only GBE revision 2 and later */280 281/*282 * Video Timing Data Structure283 */284 285struct gbe_timing_info {286 int flags;287 short width; /* Monitor resolution */288 short height;289 int fields_sec; /* fields/sec (Hz -3 dec. places */290 int cfreq; /* pixel clock frequency (MHz -3 dec. places) */291 short htotal; /* Horizontal total pixels */292 short hblank_start; /* Horizontal blank start */293 short hblank_end; /* Horizontal blank end */294 short hsync_start; /* Horizontal sync start */295 short hsync_end; /* Horizontal sync end */296 short vtotal; /* Vertical total lines */297 short vblank_start; /* Vertical blank start */298 short vblank_end; /* Vertical blank end */299 short vsync_start; /* Vertical sync start */300 short vsync_end; /* Vertical sync end */301 short pll_m; /* PLL M parameter */302 short pll_n; /* PLL P parameter */303 short pll_p; /* PLL N parameter */304};305 306/* Defines for gbe_vof_info_t flags */307 308#define GBE_VOF_UNKNOWNMON 1309#define GBE_VOF_STEREO 2310#define GBE_VOF_DO_GENSYNC 4 /* enable incoming sync */311#define GBE_VOF_SYNC_ON_GREEN 8 /* sync on green */312#define GBE_VOF_FLATPANEL 0x1000 /* FLATPANEL Timing */313#define GBE_VOF_MAGICKEY 0x2000 /* Backdoor key */314 315#endif /* ! __GBE_H__ */316