drivers/video/geode/display_gx.h

   1 /*
   2  * Geode GX display controller
   3  *
   4  * Copyright (C) 2006 Arcom Control Systems Ltd.
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  */
  11 #ifndef __DISPLAY_GX_H__
  12 #define __DISPLAY_GX_H__
  13
  14 unsigned int gx_frame_buffer_size(void);
  15 int gx_line_delta(int xres, int bpp);
  16
  17 extern struct geode_dc_ops gx_dc_ops;
  18
  19 /* MSR that tells us if a TFT or CRT is attached */
  20 #define GLD_MSR_CONFIG   0xC0002001
  21 #define GLD_MSR_CONFIG_DM_FP 0x40
  22
  23 /* Display controller registers */
  24
  25 #define DC_UNLOCK 0x00
  26 #  define DC_UNLOCK_CODE 0x00004758
  27
  28 #define DC_GENERAL_CFG 0x04
  29 #  define DC_GCFG_DFLE        0x00000001
  30 #  define DC_GCFG_CURE        0x00000002
  31 #  define DC_GCFG_ICNE        0x00000004
  32 #  define DC_GCFG_VIDE        0x00000008
  33 #  define DC_GCFG_CMPE        0x00000020
  34 #  define DC_GCFG_DECE        0x00000040
  35 #  define DC_GCFG_VGAE        0x00000080
  36 #  define DC_GCFG_DFHPSL_MASK 0x00000F00
  37 #  define DC_GCFG_DFHPSL_POS           8
  38 #  define DC_GCFG_DFHPEL_MASK 0x0000F000
  39 #  define DC_GCFG_DFHPEL_POS          12
  40 #  define DC_GCFG_STFM        0x00010000
  41 #  define DC_GCFG_FDTY        0x00020000
  42 #  define DC_GCFG_VGAFT       0x00040000
  43 #  define DC_GCFG_VDSE        0x00080000
  44 #  define DC_GCFG_YUVM        0x00100000
  45 #  define DC_GCFG_VFSL        0x00800000
  46 #  define DC_GCFG_SIGE        0x01000000
  47 #  define DC_GCFG_SGRE        0x02000000
  48 #  define DC_GCFG_SGFR        0x04000000
  49 #  define DC_GCFG_CRC_MODE    0x08000000
  50 #  define DC_GCFG_DIAG        0x10000000
  51 #  define DC_GCFG_CFRW        0x20000000
  52
  53 #define DC_DISPLAY_CFG 0x08
  54 #  define DC_DCFG_TGEN            0x00000001
  55 #  define DC_DCFG_GDEN            0x00000008
  56 #  define DC_DCFG_VDEN            0x00000010
  57 #  define DC_DCFG_TRUP            0x00000040
  58 #  define DC_DCFG_DISP_MODE_MASK  0x00000300
  59 #  define DC_DCFG_DISP_MODE_8BPP  0x00000000
  60 #  define DC_DCFG_DISP_MODE_16BPP 0x00000100
  61 #  define DC_DCFG_DISP_MODE_24BPP 0x00000200
  62 #  define DC_DCFG_16BPP_MODE_MASK 0x00000c00
  63 #  define DC_DCFG_16BPP_MODE_565  0x00000000
  64 #  define DC_DCFG_16BPP_MODE_555  0x00000100
  65 #  define DC_DCFG_16BPP_MODE_444  0x00000200
  66 #  define DC_DCFG_DCEN            0x00080000
  67 #  define DC_DCFG_PALB            0x02000000
  68 #  define DC_DCFG_FRLK            0x04000000
  69 #  define DC_DCFG_VISL            0x08000000
  70 #  define DC_DCFG_FRSL            0x20000000
  71 #  define DC_DCFG_A18M            0x40000000
  72 #  define DC_DCFG_A20M            0x80000000
  73
  74 #define DC_FB_ST_OFFSET 0x10
  75
  76 #define DC_LINE_SIZE 0x30
  77 #  define DC_LINE_SIZE_FB_LINE_SIZE_MASK  0x000007ff
  78 #  define DC_LINE_SIZE_FB_LINE_SIZE_POS            0
  79 #  define DC_LINE_SIZE_CB_LINE_SIZE_MASK  0x007f0000
  80 #  define DC_LINE_SIZE_CB_LINE_SIZE_POS           16
  81 #  define DC_LINE_SIZE_VID_LINE_SIZE_MASK 0xff000000
  82 #  define DC_LINE_SIZE_VID_LINE_SIZE_POS          24
  83
  84 #define DC_GFX_PITCH 0x34
  85 #  define DC_GFX_PITCH_FB_PITCH_MASK 0x0000ffff
  86 #  define DC_GFX_PITCH_FB_PITCH_POS           0
  87 #  define DC_GFX_PITCH_CB_PITCH_MASK 0xffff0000
  88 #  define DC_GFX_PITCH_CB_PITCH_POS          16
  89
  90 #define DC_H_ACTIVE_TIMING 0x40
  91 #define DC_H_BLANK_TIMING  0x44
  92 #define DC_H_SYNC_TIMING   0x48
  93 #define DC_V_ACTIVE_TIMING 0x50
  94 #define DC_V_BLANK_TIMING  0x54
  95 #define DC_V_SYNC_TIMING   0x58
  96
  97 #define DC_PAL_ADDRESS 0x70
  98 #define DC_PAL_DATA    0x74
  99
 100 #define DC_GLIU0_MEM_OFFSET 0x84
 101 #endif /* !__DISPLAY_GX1_H__ */