include/sys/vgareg.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #ifndef _SYS_VGAREG_H
  28 #define _SYS_VGAREG_H
  29
  30 #pragma ident   "%Z%%M% %I%     %E% SMI"
  31
  32 #ifdef  __cplusplus
  33 extern "C" {
  34 #endif
  35
  36 /*
  37  * VGA frame buffer hardware definitions.
  38  */
  39
  40 #define VGA8_DEPTH              8
  41 #define VGA8_CMAP_ENTRIES       256
  42 #define VGA_TEXT_CMAP_ENTRIES   64
  43
  44 /*
  45  * General VGA registers
  46  * These are relative to their register set, which
  47  * the 3c0-3df set.
  48  */
  49 #define VGA_ATR_AD      0x00
  50 #define VGA_ATR_DATA    0x01
  51 #define VGA_MISC_W      0x02
  52 #define VGA_SEQ_ADR     0x04
  53 #define VGA_SEQ_DATA    0x05
  54 #define VGA_DAC_BASE    0x06
  55 #define VGA_DAC_AD_MK   0x06
  56 #define VGA_DAC_RD_AD   0x07
  57 #define VGA_DAC_STS     0x07
  58 #define VGA_DAC_WR_AD   0x08
  59 #define VGA_DAC_DATA    0x09
  60 #define VGA_MISC_R      0x0c
  61 #define VGA_GRC_ADR     0x0e
  62 #define VGA_GRC_DATA    0x0f
  63 #define VGA_CRTC_ADR    0x14
  64 #define VGA_CRTC_DATA   0x15
  65 #define CGA_STAT        0x1a
  66
  67 /*
  68  * Attribute controller index bits
  69  */
  70 #define VGA_ATR_ENB_PLT 0x20
  71
  72 /*
  73  * Miscellaneous output bits
  74  */
  75 #define VGA_MISC_IOA_SEL        0x01
  76 #define VGA_MISC_ENB_RAM        0x02
  77 #define VGA_MISC_VCLK           0x0c
  78 #define         VGA_MISC_VCLK0          0x00
  79 #define         VGA_MISC_VCLK1          0x04
  80 #define         VGA_MISC_VCLK2          0x08
  81 #define         VGA_MISC_VCLK3          0x0c
  82 #define VGA_MISC_PGSL           0x20
  83 #define VGA_MISC_HSP            0x40
  84 #define VGA_MISC_VSP            0x80
  85
  86 /*
  87  * CRT Controller registers
  88  */
  89 #define VGA_CRTC_H_TOTAL        0x00
  90 #define VGA_CRTC_H_D_END        0x01
  91 #define VGA_CRTC_S_H_BLNK       0x02
  92 #define VGA_CRTC_E_H_BLNK       0x03
  93 #define         VGA_CRTC_E_H_BLNK_PUT_EHB(n) \
  94                         ((n)&0x1f)
  95 #define VGA_CRTC_S_H_SY_P       0x04
  96 #define VGA_CRTC_E_H_SY_P       0x05
  97 #define         VGA_CRTC_E_H_SY_P_HOR_SKW_SHIFT 5
  98 #define         VGA_CRTC_E_H_SY_P_HOR_SKW       0x60
  99 #define         VGA_CRTC_E_H_SY_P_EHB5          7
 100 #define         VGA_CRTC_E_H_SY_P_PUT_HOR_SKW(skew) \
 101                         ((skew)<<VGA_CRTC_E_H_SY_P_HOR_SKW_SHIFT)
 102 #define         VGA_CRTC_E_H_SY_P_PUT_EHB(n) \
 103                         ((((n)>>5)&1)<<VGA_CRTC_E_H_SY_P_EHB5)
 104 #define         VGA_CRTC_E_H_SY_P_PUT_EHS(n) \
 105                         ((n)&0x1f)
 106 #define VGA_CRTC_V_TOTAL        0x06
 107 #define VGA_CRTC_OVFL_REG       0x07
 108 #define         VGA_CRTC_OVFL_REG_VT8   0
 109 #define         VGA_CRTC_OVFL_REG_VDE8  1
 110 #define         VGA_CRTC_OVFL_REG_VRS8  2
 111 #define         VGA_CRTC_OVFL_REG_SVB8  3
 112 #define         VGA_CRTC_OVFL_REG_LCM8  4
 113 #define         VGA_CRTC_OVFL_REG_VT9   5
 114 #define         VGA_CRTC_OVFL_REG_VDE9  6
 115 #define         VGA_CRTC_OVFL_REG_VRS9  7
 116 #define         VGA_CRTC_OVFL_REG_PUT_VT(n)     \
 117                         ((((n)>>8)&1)<<VGA_CRTC_OVFL_REG_VT8) \
 118                         | ((((n)>>9)&1)<<VGA_CRTC_OVFL_REG_VT9)
 119 #define         VGA_CRTC_OVFL_REG_PUT_VDE(n)    \
 120                         ((((n)>>8)&1)<<VGA_CRTC_OVFL_REG_VDE8) \
 121                         | ((((n)>>9)&1)<<VGA_CRTC_OVFL_REG_VDE9)
 122 #define         VGA_CRTC_OVFL_REG_PUT_VRS(n)    \
 123                         ((((n)>>8)&1)<<VGA_CRTC_OVFL_REG_VRS8) \
 124                         | ((((n)>>9)&1)<<VGA_CRTC_OVFL_REG_VRS9)
 125 #define         VGA_CRTC_OVFL_REG_PUT_LCM(n)    \
 126                         ((((n)>>8)&1)<<VGA_CRTC_OVFL_REG_LCM8)
 127 #define         VGA_CRTC_OVFL_REG_PUT_SVB(n)    \
 128                         ((((n)>>8)&1)<<VGA_CRTC_OVFL_REG_SVB8)
 129 #define VGA_CRTC_P_R_SCAN       0x08
 130 #define VGA_CRTC_MAX_S_LN       0x09
 131 #define         VGA_CRTC_MAX_S_LN_SVB9  5
 132 #define         VGA_CRTC_MAX_S_LN_LCM9  6
 133 #define         VGA_CRTC_MAX_S_LN_PUT_SVB(n)    \
 134                         ((((n)>>9)&1)<<VGA_CRTC_MAX_S_LN_SVB9)
 135 #define         VGA_CRTC_MAX_S_LN_PUT_LCM(n)    \
 136                         ((((n)>>9)&1)<<VGA_CRTC_MAX_S_LN_LCM9)
 137 #define VGA_CRTC_CSSL           0x0a
 138 #define VGA_CRTC_CESL           0x0b
 139 #define VGA_CRTC_STAH           0x0c
 140 #define VGA_CRTC_STAL           0x0d
 141 #define VGA_CRTC_CLAH           0x0e
 142 #define VGA_CRTC_CLAL           0x0f
 143 #define VGA_CRTC_VRS            0x10
 144 #define VGA_CRTC_VRE            0x11
 145 #define         VGA_CRTC_VRE_LOCK       0x80
 146 #define         VGA_CRTC_VRE_DIS_VINT   0x20
 147 #define         VGA_CRTC_VRE_PUT_VRE(n) \
 148                         ((n)&0x0f)
 149 #define VGA_CRTC_VDE            0x12
 150 #define VGA_CRTC_SCREEN_OFFSET  0x13
 151 #define VGA_CRTC_ULL            0x14
 152 #define VGA_CRTC_SVB            0x15
 153 #define VGA_CRTC_EVB            0x16
 154 #define VGA_CRTC_CRT_MD         0x17
 155 #define         VGA_CRTC_CRT_MD_2BK_CGA         0x01
 156 #define         VGA_CRTC_CRT_MD_4BK_HGC         0x02
 157 #define         VGA_CRTC_CRT_MD_VT_X2           0x04
 158 #define         VGA_CRTC_CRT_MD_WRD_MODE        0x08
 159 #define         VGA_CRTC_CRT_MD_ADW_16K         0x20
 160 #define         VGA_CRTC_CRT_MD_BYTE_MODE       0x40
 161 #define         VGA_CRTC_CRT_MD_NO_RESET        0x80
 162 #define VGA_CRTC_LCM            0x18
 163
 164 /*
 165  * Sequencer registers
 166  */
 167 #define VGA_SEQ_RST_SYN         0x00
 168 #define         VGA_SEQ_RST_SYN_ASYNC_RESET     0x00
 169 #define         VGA_SEQ_RST_SYN_NO_ASYNC_RESET  0x01
 170 #define         VGA_SEQ_RST_SYN_SYNC_RESET      0x00
 171 #define         VGA_SEQ_RST_SYN_NO_SYNC_RESET   0x02
 172 #define VGA_SEQ_CLK_MODE        0x01
 173 #define         VGA_SEQ_CLK_MODE_8DC            0x01
 174 #define VGA_SEQ_EN_WT_PL        0x02
 175 #define         VGA_SEQ_EN_WT_PL_ALL            0x0f
 176 #define VGA_SEQ_MEM_MODE        0x04
 177 #define         VGA_SEQ_MEM_MODE_EXT_MEM        0x02
 178 #define         VGA_SEQ_MEM_MODE_SEQ_MODE       0x04
 179 #define         VGA_SEQ_MEM_MODE_CHN_4M         0x08
 180
 181 /*
 182  * Graphics Controller
 183  */
 184 #define VGA_GRC_SET_RST_DT      0x00
 185 #define VGA_GRC_EN_S_R_DT       0x01
 186 #define VGA_GRC_COLOR_CMP       0x02
 187 #define VGA_GRC_WT_ROP_RTC      0x03
 188 #define VGA_GRC_RD_PL_SL        0x04
 189 #define VGA_GRC_GRP_MODE        0x05
 190 #define         VGA_GRC_GRP_MODE_SHF_MODE_256   0x40
 191 #define VGA_GRC_MISC_GM         0x06
 192 #define         VGA_GRC_MISC_GM_GRAPH           0x01
 193 #define         VGA_GRC_MISC_GM_MEM_MAP_1       0x04
 194 #define VGA_GRC_CMP_DNTC        0x07
 195 #define         VGA_GRC_CMP_DNTC_ALL            0x0f
 196 #define VGA_GRC_BIT_MASK        0x08
 197
 198 /*
 199  * Attribute controller registers
 200  */
 201 #define VGA_ATR_PLT_REG         0x00
 202 #define VGA_ATR_NUM_PLT         0x10
 203 #define VGA_ATR_MODE            0x10
 204 #define         VGA_ATR_MODE_GRAPH      0x01
 205 #define         VGA_ATR_MODE_9WIDE      0x04
 206 #define         VGA_ATR_MODE_BLINK      0x08
 207 #define         VGA_ATR_MODE_256CLR     0x40
 208 #define VGA_ATR_BDR_CLR         0x11
 209 #define VGA_ATR_DISP_PLN        0x12
 210 #define         VGA_ATR_DISP_PLN_ALL    0x0f
 211 #define VGA_ATR_H_PX_PAN        0x13
 212 #define VGA_ATR_PX_PADD         0x14
 213
 214 /*
 215  * Low-memory frame buffer definitions.  These are relative to the
 216  * A0000 register set.
 217  */
 218 #define VGA_MONO_BASE           0x10000 /* Base of monochrome text */
 219 #define VGA_COLOR_BASE          0x18000 /* Base of color text */
 220 #define VGA_TEXT_SIZE           0x8000  /* Size of text frame buffer */
 221
 222 #ifdef  __cplusplus
 223 }
 224 #endif
 225
 226 #endif /* _SYS_VGAREG_H */