vgatables.h

xen 3.2.2 源码

/*
 *
 * BIOS Memory 
 *
 */
#define BIOSMEM_SEG 0x40

#define BIOSMEM_INITIAL_MODE  0x10
#define BIOSMEM_CURRENT_MODE  0x49
#define BIOSMEM_NB_COLS       0x4A
#define BIOSMEM_PAGE_SIZE     0x4C
#define BIOSMEM_CURRENT_START 0x4E
#define BIOSMEM_CURSOR_POS    0x50
#define BIOSMEM_CURSOR_TYPE   0x60
#define BIOSMEM_CURRENT_PAGE  0x62
#define BIOSMEM_CRTC_ADDRESS  0x63
#define BIOSMEM_CURRENT_MSR   0x65
#define BIOSMEM_CURRENT_PAL   0x66
#define BIOSMEM_NB_ROWS       0x84
#define BIOSMEM_CHAR_HEIGHT   0x85
#define BIOSMEM_VIDEO_CTL     0x87
#define BIOSMEM_SWITCHES      0x88
#define BIOSMEM_MODESET_CTL   0x89
#define BIOSMEM_DCC_INDEX     0x8A
#define BIOSMEM_VS_POINTER    0xA8
#define BIOSMEM_VBE_FLAG      0xB9
#define BIOSMEM_VBE_MODE      0xBA


/*
 *
 * VGA registers
 *
 */
#define VGAREG_ACTL_ADDRESS            0x3c0
#define VGAREG_ACTL_WRITE_DATA         0x3c0
#define VGAREG_ACTL_READ_DATA          0x3c1

#define VGAREG_INPUT_STATUS            0x3c2
#define VGAREG_WRITE_MISC_OUTPUT       0x3c2
#define VGAREG_VIDEO_ENABLE            0x3c3
#define VGAREG_SEQU_ADDRESS            0x3c4
#define VGAREG_SEQU_DATA               0x3c5

#define VGAREG_PEL_MASK                0x3c6
#define VGAREG_DAC_STATE               0x3c7
#define VGAREG_DAC_READ_ADDRESS        0x3c7
#define VGAREG_DAC_WRITE_ADDRESS       0x3c8
#define VGAREG_DAC_DATA                0x3c9

#define VGAREG_READ_FEATURE_CTL        0x3ca
#define VGAREG_READ_MISC_OUTPUT        0x3cc

#define VGAREG_GRDC_ADDRESS            0x3ce
#define VGAREG_GRDC_DATA               0x3cf

#define VGAREG_MDA_CRTC_ADDRESS        0x3b4
#define VGAREG_MDA_CRTC_DATA           0x3b5
#define VGAREG_VGA_CRTC_ADDRESS        0x3d4
#define VGAREG_VGA_CRTC_DATA           0x3d5

#define VGAREG_MDA_WRITE_FEATURE_CTL   0x3ba
#define VGAREG_VGA_WRITE_FEATURE_CTL   0x3da
#define VGAREG_ACTL_RESET              0x3da

#define VGAREG_MDA_MODECTL             0x3b8
#define VGAREG_CGA_MODECTL             0x3d8
#define VGAREG_CGA_PALETTE             0x3d9

/* Video memory */
#define VGAMEM_GRAPH 0xA000
#define VGAMEM_CTEXT 0xB800
#define VGAMEM_MTEXT 0xB000

/*
 *
 * Tables of default values for each mode
 *
 */
#define MODE_MAX   0x14
#define TEXT       0x00
#define GRAPH      0x01

#define CTEXT      0x00
#define MTEXT      0x01
#define CGA        0x02
#define PLANAR1    0x03
#define PLANAR4    0x04
#define LINEAR8    0x05

// for SVGA
#define LINEAR15   0x10
#define LINEAR16   0x11
#define LINEAR24   0x12
#define LINEAR32   0x13

typedef struct
{Bit8u  svgamode;
 Bit16u vesamode;
 Bit8u  class;    /* TEXT, GRAPH */
 Bit8u  memmodel; /* CTEXT,MTEXT,CGA,PL1,PL2,PL4,P8,P15,P16,P24,P32 */
 Bit8u  nbpages; 
 Bit8u  pixbits;
 Bit16u swidth, sheight;
 Bit16u twidth, theight;
 Bit16u cwidth, cheight;
 Bit16u sstart;
 Bit16u slength;
 Bit8u  miscreg;
 Bit8u  pelmask;
 Bit8u  crtcmodel;
 Bit8u  actlmodel;
 Bit8u  grdcmodel;
 Bit8u  sequmodel;
 Bit8u  dacmodel; /* 0 1 2 3 */
} VGAMODES;

static VGAMODES vga_modes[MODE_MAX+1]=
{//mode  vesa   class  model   pg bits sw   sh  tw  th  cw ch  sstart  slength misc  pelm  crtc  actl  gdc   sequ  dac
 {0x00, 0xFFFF, TEXT,  CTEXT,   8, 4, 360, 400, 40, 25, 9, 16, 0xB800, 0x0800, 0x67, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x02},
 {0x01, 0xFFFF, TEXT,  CTEXT,   8, 4, 360, 400, 40, 25, 9, 16, 0xB800, 0x0800, 0x67, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x02},
 {0x02, 0xFFFF, TEXT,  CTEXT,   4, 4, 720, 400, 80, 25, 9, 16, 0xB800, 0x1000, 0x67, 0xFF, 0x01, 0x00, 0x00, 0x01, 0x02},
 {0x03, 0xFFFF, TEXT,  CTEXT,   4, 4, 720, 400, 80, 25, 9, 16, 0xB800, 0x1000, 0x67, 0xFF, 0x01, 0x00, 0x00, 0x01, 0x02},
 {0x04, 0xFFFF, GRAPH, CGA,     4, 2, 320, 200, 40, 25, 8, 8,  0xB800, 0x0800, 0x63, 0xFF, 0x02, 0x01, 0x01, 0x02, 0x01},
 {0x05, 0xFFFF, GRAPH, CGA,     1, 2, 320, 200, 40, 25, 8, 8,  0xB800, 0x0800, 0x63, 0xFF, 0x02, 0x01, 0x01, 0x02, 0x01},
 {0x06, 0xFFFF, GRAPH, CGA,     1, 1, 640, 200, 80, 25, 8, 8,  0xB800, 0x1000, 0x63, 0xFF, 0x03, 0x02, 0x02, 0x03, 0x01},
 {0x07, 0xFFFF, TEXT,  MTEXT,   4, 4, 720, 400, 80, 25, 9, 16, 0xB000, 0x1000, 0x66, 0xFF, 0x04, 0x03, 0x03, 0x01, 0x00},
 {0x0D, 0xFFFF, GRAPH, PLANAR4, 8, 4, 320, 200, 40, 25, 8, 8,  0xA000, 0x2000, 0x63, 0xFF, 0x05, 0x04, 0x04, 0x04, 0x01},
 {0x0E, 0xFFFF, GRAPH, PLANAR4, 4, 4, 640, 200, 80, 25, 8, 8,  0xA000, 0x4000, 0x63, 0xFF, 0x06, 0x04, 0x04, 0x05, 0x01},
 {0x0F, 0xFFFF, GRAPH, PLANAR1, 2, 1, 640, 350, 80, 25, 8, 14, 0xA000, 0x8000, 0xa3, 0xFF, 0x07, 0x05, 0x04, 0x05, 0x00},
 {0x10, 0xFFFF, GRAPH, PLANAR4, 2, 4, 640, 350, 80, 25, 8, 14, 0xA000, 0x8000, 0xa3, 0xFF, 0x07, 0x06, 0x04, 0x05, 0x02},
 {0x11, 0xFFFF, GRAPH, PLANAR1, 1, 1, 640, 480, 80, 30, 8, 16, 0xA000, 0x0000, 0xe3, 0xFF, 0x08, 0x07, 0x04, 0x05, 0x02},
 {0x12, 0xFFFF, GRAPH, PLANAR4, 1, 4, 640, 480, 80, 30, 8, 16, 0xA000, 0x0000, 0xe3, 0xFF, 0x08, 0x06, 0x04, 0x05, 0x02},
 {0x13, 0xFFFF, GRAPH, LINEAR8, 1, 8, 320, 200, 40, 25, 8, 8,  0xA000, 0x0000, 0x63, 0xFF, 0x09, 0x08, 0x05, 0x06, 0x03},
 {0x6A, 0xFFFF, GRAPH, PLANAR4, 1, 4, 800, 600,100, 37, 8, 16, 0xA000, 0x0000, 0xe3, 0xFF, 0x0A, 0x06, 0x04, 0x05, 0x02}
};

/* CRTC */
#define CRTC_MAX_REG   0x18
#define CRTC_MAX_MODEL 0x0A
static Bit8u crtc_access[CRTC_MAX_REG+1]=
{        /* 00   01   02   03   04   05   06   07   08   09   0A   0B   0C   0D   0E   0F   10   11   12   13   14   15   16   17   18 */
          0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
};
static Bit8u crtc_regs[CRTC_MAX_MODEL+1][CRTC_MAX_REG+1]=
{/* Model   00   01   02   03   04   05   06   07   08   09   0A   0B   0C   0D   0E   0F   10   11   12   13   14   15   16   17   18 */
 /* 00 */ 0x2d,0x27,0x28,0x90,0x2b,0xa0,0xbf,0x1f,0x00,0x4f,0x0d,0x0e,0x00,0x00,0x00,0x00,0x9c,0x8e,0x8f,0x14,0x1f,0x96,0xb9,0xa3,0xff,
 /* 01 */ 0x5f,0x4f,0x50,0x82,0x55,0x81,0xbf,0x1f,0x00,0x4f,0x0d,0x0e,0x00,0x00,0x00,0x00,0x9c,0x8e,0x8f,0x28,0x1f,0x96,0xb9,0xa3,0xff,
 /* 02 */ 0x2d,0x27,0x28,0x90,0x2b,0x80,0xbf,0x1f,0x00,0xc1,0x00,0x00,0x00,0x00,0x00,0x00,0x9c,0x8e,0x8f,0x14,0x00,0x96,0xb9,0xa2,0xff,
 /* 03 */ 0x5f,0x4f,0x50,0x82,0x54,0x80,0xbf,0x1f,0x00,0xc1,0x00,0x00,0x00,0x00,0x00,0x00,0x9c,0x8e,0x8f,0x28,0x00,0x96,0xb9,0xc2,0xff,
 /* 04 */ 0x5f,0x4f,0x50,0x82,0x55,0x81,0xbf,0x1f,0x00,0x4f,0x0d,0x0e,0x00,0x00,0x00,0x00,0x9c,0x8e,0x8f,0x28,0x0f,0x96,0xb9,0xa3,0xff,
 /* 05 */ 0x2d,0x27,0x28,0x90,0x2b,0x80,0xbf,0x1f,0x00,0xc0,0x00,0x00,0x00,0x00,0x00,0x00,0x9c,0x8e,0x8f,0x14,0x00,0x96,0xb9,0xe3,0xff,
 /* 06 */ 0x5f,0x4f,0x50,0x82,0x54,0x80,0xbf,0x1f,0x00,0xc0,0x00,0x00,0x00,0x00,0x00,0x00,0x9c,0x8e,0x8f,0x28,0x00,0x96,0xb9,0xe3,0xff,
 /* 07 */ 0x5f,0x4f,0x50,0x82,0x54,0x80,0xbf,0x1f,0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,0x83,0x85,0x5d,0x28,0x0f,0x63,0xba,0xe3,0xff,
 /* 08 */ 0x5f,0x4f,0x50,0x82,0x54,0x80,0x0b,0x3e,0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,0xea,0x8c,0xdf,0x28,0x00,0xe7,0x04,0xe3,0xff,
 /* 09 */ 0x5f,0x4f,0x50,0x82,0x54,0x80,0xbf,0x1f,0x00,0x41,0x00,0x00,0x00,0x00,0x00,0x00,0x9c,0x8e,0x8f,0x28,0x40,0x96,0xb9,0xa3,0xff,
 /* 0A */ 0x7f,0x63,0x63,0x83,0x6b,0x1b,0x72,0xf0,0x00,0x60,0x00,0x00,0x00,0x00,0x00,0x00,0x59,0x8d,0x57,0x32,0x00,0x57,0x73,0xe3,0xff
};

/* Attribute Controler 0x3c0 */