linux/drivers/video/via/accel.h
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   1/*
   2 * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
   3 * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
   4
   5 * This program is free software; you can redistribute it and/or
   6 * modify it under the terms of the GNU General Public
   7 * License as published by the Free Software Foundation;
   8 * either version 2, or (at your option) any later version.
   9
  10 * This program is distributed in the hope that it will be useful,
  11 * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even
  12 * the implied warranty of MERCHANTABILITY or FITNESS FOR
  13 * A PARTICULAR PURPOSE.See the GNU General Public License
  14 * for more details.
  15
  16 * You should have received a copy of the GNU General Public License
  17 * along with this program; if not, write to the Free Software
  18 * Foundation, Inc.,
  19 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  20 */
  21
  22#ifndef __ACCEL_H__
  23#define __ACCEL_H__
  24
  25#define FB_ACCEL_VIA_UNICHROME  50
  26
  27/* MMIO Base Address Definition */
  28#define MMIO_VGABASE                0x8000
  29#define MMIO_CR_READ                (MMIO_VGABASE + 0x3D4)
  30#define MMIO_CR_WRITE               (MMIO_VGABASE + 0x3D5)
  31#define MMIO_SR_READ                (MMIO_VGABASE + 0x3C4)
  32#define MMIO_SR_WRITE               (MMIO_VGABASE + 0x3C5)
  33
  34/* HW Cursor Status Define */
  35#define HW_Cursor_ON    0
  36#define HW_Cursor_OFF   1
  37
  38#define CURSOR_SIZE     (8 * 1024)
  39#define VQ_SIZE         (256 * 1024)
  40
  41#define VIA_MMIO_BLTBASE        0x200000
  42#define VIA_MMIO_BLTSIZE        0x200000
  43
  44/* Defines for 2D registers */
  45#define VIA_REG_GECMD           0x000
  46#define VIA_REG_GEMODE          0x004
  47#define VIA_REG_SRCPOS          0x008
  48#define VIA_REG_DSTPOS          0x00C
  49/* width and height */
  50#define VIA_REG_DIMENSION       0x010
  51#define VIA_REG_PATADDR         0x014
  52#define VIA_REG_FGCOLOR         0x018
  53#define VIA_REG_BGCOLOR         0x01C
  54/* top and left of clipping */
  55#define VIA_REG_CLIPTL          0x020
  56/* bottom and right of clipping */
  57#define VIA_REG_CLIPBR          0x024
  58#define VIA_REG_OFFSET          0x028
  59/* color key control */
  60#define VIA_REG_KEYCONTROL      0x02C
  61#define VIA_REG_SRCBASE         0x030
  62#define VIA_REG_DSTBASE         0x034
  63/* pitch of src and dst */
  64#define VIA_REG_PITCH           0x038
  65#define VIA_REG_MONOPAT0        0x03C
  66#define VIA_REG_MONOPAT1        0x040
  67/* from 0x100 to 0x1ff */
  68#define VIA_REG_COLORPAT        0x100
  69
  70/* defines for VIA 2D registers for vt3353/3409 (M1 engine)*/
  71#define VIA_REG_GECMD_M1        0x000
  72#define VIA_REG_GEMODE_M1       0x004
  73#define VIA_REG_GESTATUS_M1     0x004       /* as same as VIA_REG_GEMODE */
  74#define VIA_REG_PITCH_M1        0x008       /* pitch of src and dst */
  75#define VIA_REG_DIMENSION_M1    0x00C       /* width and height */
  76#define VIA_REG_DSTPOS_M1       0x010
  77#define VIA_REG_LINE_XY_M1      0x010
  78#define VIA_REG_DSTBASE_M1      0x014
  79#define VIA_REG_SRCPOS_M1       0x018
  80#define VIA_REG_LINE_K1K2_M1    0x018
  81#define VIA_REG_SRCBASE_M1      0x01C
  82#define VIA_REG_PATADDR_M1      0x020
  83#define VIA_REG_MONOPAT0_M1     0x024
  84#define VIA_REG_MONOPAT1_M1     0x028
  85#define VIA_REG_OFFSET_M1       0x02C
  86#define VIA_REG_LINE_ERROR_M1   0x02C
  87#define VIA_REG_CLIPTL_M1       0x040       /* top and left of clipping */
  88#define VIA_REG_CLIPBR_M1       0x044       /* bottom and right of clipping */
  89#define VIA_REG_KEYCONTROL_M1   0x048       /* color key control */
  90#define VIA_REG_FGCOLOR_M1      0x04C
  91#define VIA_REG_DSTCOLORKEY_M1  0x04C       /* as same as VIA_REG_FG */
  92#define VIA_REG_BGCOLOR_M1      0x050
  93#define VIA_REG_SRCCOLORKEY_M1  0x050       /* as same as VIA_REG_BG */
  94#define VIA_REG_MONOPATFGC_M1   0x058       /* Add BG color of Pattern. */
  95#define VIA_REG_MONOPATBGC_M1   0x05C       /* Add FG color of Pattern. */
  96#define VIA_REG_COLORPAT_M1     0x100       /* from 0x100 to 0x1ff */
  97
  98/* VIA_REG_PITCH(0x38): Pitch Setting */
  99#define VIA_PITCH_ENABLE        0x80000000
 100
 101/* defines for VIA HW cursor registers */
 102#define VIA_REG_CURSOR_MODE     0x2D0
 103#define VIA_REG_CURSOR_POS      0x2D4
 104#define VIA_REG_CURSOR_ORG      0x2D8
 105#define VIA_REG_CURSOR_BG       0x2DC
 106#define VIA_REG_CURSOR_FG       0x2E0
 107
 108/* VIA_REG_GEMODE(0x04): GE mode */
 109#define VIA_GEM_8bpp            0x00000000
 110#define VIA_GEM_16bpp           0x00000100
 111#define VIA_GEM_32bpp           0x00000300
 112
 113/* VIA_REG_GECMD(0x00): 2D Engine Command  */
 114#define VIA_GEC_NOOP            0x00000000
 115#define VIA_GEC_BLT             0x00000001
 116#define VIA_GEC_LINE            0x00000005
 117
 118/* Rotate Command */
 119#define VIA_GEC_ROT             0x00000008
 120
 121#define VIA_GEC_SRC_XY          0x00000000
 122#define VIA_GEC_SRC_LINEAR      0x00000010
 123#define VIA_GEC_DST_XY          0x00000000
 124#define VIA_GEC_DST_LINRAT      0x00000020
 125
 126#define VIA_GEC_SRC_FB          0x00000000
 127#define VIA_GEC_SRC_SYS         0x00000040
 128#define VIA_GEC_DST_FB          0x00000000
 129#define VIA_GEC_DST_SYS         0x00000080
 130
 131/* source is mono */
 132#define VIA_GEC_SRC_MONO        0x00000100
 133/* pattern is mono */
 134#define VIA_GEC_PAT_MONO        0x00000200
 135/* mono src is opaque */
 136#define VIA_GEC_MSRC_OPAQUE     0x00000000
 137/* mono src is transparent */
 138#define VIA_GEC_MSRC_TRANS      0x00000400
 139/* pattern is in frame buffer */
 140#define VIA_GEC_PAT_FB          0x00000000
 141/* pattern is from reg setting */
 142#define VIA_GEC_PAT_REG         0x00000800
 143
 144#define VIA_GEC_CLIP_DISABLE    0x00000000
 145#define VIA_GEC_CLIP_ENABLE     0x00001000
 146
 147#define VIA_GEC_FIXCOLOR_PAT    0x00002000
 148
 149#define VIA_GEC_INCX            0x00000000
 150#define VIA_GEC_DECY            0x00004000
 151#define VIA_GEC_INCY            0x00000000
 152#define VIA_GEC_DECX            0x00008000
 153/* mono pattern is opaque */
 154#define VIA_GEC_MPAT_OPAQUE     0x00000000
 155/* mono pattern is transparent */
 156#define VIA_GEC_MPAT_TRANS      0x00010000
 157
 158#define VIA_GEC_MONO_UNPACK     0x00000000
 159#define VIA_GEC_MONO_PACK       0x00020000
 160#define VIA_GEC_MONO_DWORD      0x00000000
 161#define VIA_GEC_MONO_WORD       0x00040000
 162#define VIA_GEC_MONO_BYTE       0x00080000
 163
 164#define VIA_GEC_LASTPIXEL_ON    0x00000000
 165#define VIA_GEC_LASTPIXEL_OFF   0x00100000
 166#define VIA_GEC_X_MAJOR         0x00000000
 167#define VIA_GEC_Y_MAJOR         0x00200000
 168#define VIA_GEC_QUICK_START     0x00800000
 169
 170/* defines for VIA 3D registers */
 171#define VIA_REG_STATUS          0x400
 172#define VIA_REG_CR_TRANSET      0x41C
 173#define VIA_REG_CR_TRANSPACE    0x420
 174#define VIA_REG_TRANSET         0x43C
 175#define VIA_REG_TRANSPACE       0x440
 176
 177/* VIA_REG_STATUS(0x400): Engine Status */
 178
 179/* Command Regulator is busy */
 180#define VIA_CMD_RGTR_BUSY       0x00000080
 181/* 2D Engine is busy */
 182#define VIA_2D_ENG_BUSY         0x00000002
 183/* 3D Engine is busy */
 184#define VIA_3D_ENG_BUSY         0x00000001
 185/* Virtual Queue is busy */
 186#define VIA_VR_QUEUE_BUSY       0x00020000
 187
 188/* VIA_REG_STATUS(0x400): Engine Status for H5 */
 189#define VIA_CMD_RGTR_BUSY_H5   0x00000010  /* Command Regulator is busy */
 190#define VIA_2D_ENG_BUSY_H5     0x00000002  /* 2D Engine is busy */
 191#define VIA_3D_ENG_BUSY_H5     0x00001FE1  /* 3D Engine is busy */
 192#define VIA_VR_QUEUE_BUSY_H5   0x00000004  /* Virtual Queue is busy */
 193
 194/* VIA_REG_STATUS(0x400): Engine Status for VT3353/3409 */
 195#define VIA_CMD_RGTR_BUSY_M1   0x00000010  /* Command Regulator is busy */
 196#define VIA_2D_ENG_BUSY_M1     0x00000002  /* 2D Engine is busy */
 197#define VIA_3D_ENG_BUSY_M1     0x00001FE1  /* 3D Engine is busy */
 198#define VIA_VR_QUEUE_BUSY_M1   0x00000004  /* Virtual Queue is busy */
 199
 200#define MAXLOOP                 0xFFFFFF
 201
 202#define VIA_BITBLT_COLOR        1
 203#define VIA_BITBLT_MONO         2
 204#define VIA_BITBLT_FILL         3
 205
 206int viafb_setup_engine(struct fb_info *info);
 207void viafb_reset_engine(struct viafb_par *viapar);
 208void viafb_show_hw_cursor(struct fb_info *info, int Status);
 209void viafb_wait_engine_idle(struct fb_info *info);
 210
 211#endif /* __ACCEL_H__ */
 212