| 1 | /*
|
|---|
| 2 | * Copyright IBM Corporation 1987,1988,1989
|
|---|
| 3 | *
|
|---|
| 4 | * All Rights Reserved
|
|---|
| 5 | *
|
|---|
| 6 | * Permission to use, copy, modify, and distribute this software and its
|
|---|
| 7 | * documentation for any purpose and without fee is hereby granted,
|
|---|
| 8 | * provided that the above copyright notice appear in all copies and that
|
|---|
| 9 | * both that copyright notice and this permission notice appear in
|
|---|
| 10 | * supporting documentation, and that the name of IBM not be
|
|---|
| 11 | * used in advertising or publicity pertaining to distribution of the
|
|---|
| 12 | * software without specific, written prior permission.
|
|---|
| 13 | *
|
|---|
| 14 | * IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
|
|---|
| 15 | * ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
|
|---|
| 16 | * IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
|
|---|
| 17 | * ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
|
|---|
| 18 | * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
|
|---|
| 19 | * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
|
|---|
| 20 | * SOFTWARE.
|
|---|
| 21 | *
|
|---|
| 22 | */
|
|---|
| 23 |
|
|---|
| 24 | /* $XConsortium: vgaReg.h /main/4 1996/02/21 17:59:02 kaleb $ */
|
|---|
| 25 |
|
|---|
| 26 | #define SET_BYTE_REGISTER( ioport, value ) outb( ioport, value )
|
|---|
| 27 | #define SET_INDEX_REGISTER( ioport, value ) SET_BYTE_REGISTER( ioport, value )
|
|---|
| 28 | #define SET_DATA_REGISTER( ioport, value ) SET_BYTE_REGISTER( ioport, value )
|
|---|
| 29 | /* GJA -- deleted RTIO and ATRIO case here, so that a PCIO #define became
|
|---|
| 30 | * superfluous.
|
|---|
| 31 | */
|
|---|
| 32 | #define SET_INDEXED_REGISTER(RegGroup, Index, Value) \
|
|---|
| 33 | (SET_BYTE_REGISTER(RegGroup, Index), \
|
|---|
| 34 | SET_BYTE_REGISTER((RegGroup) + 1, Value))
|
|---|
| 35 |
|
|---|
| 36 | /* There is a jumper on the ega to change this to 0x200 instead !! */
|
|---|
| 37 | #ifdef HAVE_XORG_CONFIG_H
|
|---|
| 38 | #include <xorg-config.h>
|
|---|
| 39 | #endif
|
|---|
| 40 |
|
|---|
| 41 | #if 0 /* This is now a stack variable, as needed */
|
|---|
| 42 | #define REGBASE 0x300
|
|---|
| 43 | #endif
|
|---|
| 44 |
|
|---|
| 45 | #define AttributeIndexRegister REGBASE + 0xC0
|
|---|
| 46 | #define AttributeDataWriteRegister REGBASE + 0xC0
|
|---|
| 47 | #define AttributeDataReadRegister REGBASE + 0xC1
|
|---|
| 48 | #define AttributeRegister AttributeIndexRegister
|
|---|
| 49 | #define AttributeModeIndex 0x30
|
|---|
| 50 | #define OverScanColorIndex 0x31
|
|---|
| 51 | #define ColorPlaneEnableIndex 0x32
|
|---|
| 52 | #define HorizPelPanIndex 0x33
|
|---|
| 53 | #define ColorSelectIndex 0x34
|
|---|
| 54 | #ifndef PC98_EGC
|
|---|
| 55 | #define SetVideoAttributeIndex( index ) \
|
|---|
| 56 | SET_INDEX_REGISTER( AttributeIndexRegister, index )
|
|---|
| 57 | #define SetVideoAttribute( index, value ) \
|
|---|
| 58 | SetVideoAttributeIndex( index ) ; \
|
|---|
| 59 | SET_BYTE_REGISTER( AttributeDataWriteRegister, value )
|
|---|
| 60 | #endif
|
|---|
| 61 |
|
|---|
| 62 | /* Graphics Registers 03CE & 03CF */
|
|---|
| 63 | #define GraphicsIndexRegister REGBASE + 0xCE
|
|---|
| 64 | #define GraphicsDataRegister REGBASE + 0xCF
|
|---|
| 65 | #define GraphicsRegister GraphicsIndexRegister
|
|---|
| 66 | #define Set_ResetIndex 0x00
|
|---|
| 67 | #define Enb_Set_ResetIndex 0x01
|
|---|
| 68 | #define Color_CompareIndex 0x02
|
|---|
| 69 | #define Data_RotateIndex 0x03
|
|---|
| 70 | #define Read_Map_SelectIndex 0x04
|
|---|
| 71 | #define Graphics_ModeIndex 0x05
|
|---|
| 72 | #define MiscellaneousIndex 0x06
|
|---|
| 73 | #define Color_Dont_CareIndex 0x07
|
|---|
| 74 | #define Bit_MaskIndex 0x08
|
|---|
| 75 | #ifndef PC98_EGC
|
|---|
| 76 | #define SetVideoGraphicsIndex( index ) \
|
|---|
| 77 | SET_INDEX_REGISTER( GraphicsIndexRegister, index )
|
|---|
| 78 | #define SetVideoGraphicsData( value ) \
|
|---|
| 79 | SET_INDEX_REGISTER( GraphicsDataRegister, value )
|
|---|
| 80 | #define SetVideoGraphics( index, value ) \
|
|---|
| 81 | SET_INDEXED_REGISTER( GraphicsRegister, index, value )
|
|---|
| 82 | #endif
|
|---|
| 83 |
|
|---|
| 84 | /* Sequencer Registers 03C4 & 03C5 */
|
|---|
| 85 | #define SequencerIndexRegister REGBASE + 0xC4
|
|---|
| 86 | #define SequencerDataRegister REGBASE + 0xC5
|
|---|
| 87 | #define SequencerRegister SequencerIndexRegister
|
|---|
| 88 | #define Seq_ResetIndex 00
|
|---|
| 89 | #define Clock_ModeIndex 01
|
|---|
| 90 | #define Mask_MapIndex 02
|
|---|
| 91 | #define Char_Map_SelectIndex 03
|
|---|
| 92 | #define Memory_ModeIndex 04
|
|---|
| 93 | #ifndef PC98_EGC
|
|---|
| 94 | #define SetVideoSequencerIndex( index ) \
|
|---|
| 95 | SET_INDEX_REGISTER( SequencerIndexRegister, index )
|
|---|
| 96 | #define SetVideoSequencer( index, value ) \
|
|---|
| 97 | SET_INDEXED_REGISTER( SequencerRegister, index, value )
|
|---|
| 98 | #endif
|
|---|
| 99 |
|
|---|
| 100 | /* BIT CONSTANTS FOR THE VGA/EGA HARDWARE */
|
|---|
| 101 | /* for the Graphics' Data_Rotate Register */
|
|---|
| 102 | #define VGA_ROTATE_FUNC_SHIFT 3
|
|---|
| 103 | #define VGA_COPY_MODE ( 0 << VGA_ROTATE_FUNC_SHIFT ) /* 0x00 */
|
|---|
| 104 | #define VGA_AND_MODE ( 1 << VGA_ROTATE_FUNC_SHIFT ) /* 0x08 */
|
|---|
| 105 | #define VGA_OR_MODE ( 2 << VGA_ROTATE_FUNC_SHIFT ) /* 0x10 */
|
|---|
| 106 | #define VGA_XOR_MODE ( 3 << VGA_ROTATE_FUNC_SHIFT ) /* 0x18 */
|
|---|
| 107 | /* for the Graphics' Graphics_Mode Register */
|
|---|
| 108 | #define VGA_READ_MODE_SHIFT 3
|
|---|
| 109 | #define VGA_WRITE_MODE_0 0
|
|---|
| 110 | #define VGA_WRITE_MODE_1 1
|
|---|
| 111 | #define VGA_WRITE_MODE_2 2
|
|---|
| 112 | #define VGA_WRITE_MODE_3 3
|
|---|
| 113 | #define VGA_READ_MODE_0 ( 0 << VGA_READ_MODE_SHIFT )
|
|---|
| 114 | #define VGA_READ_MODE_1 ( 1 << VGA_READ_MODE_SHIFT )
|
|---|
| 115 |
|
|---|
| 116 | #ifdef PC98_EGC
|
|---|
| 117 | /* I/O port address define for extended EGC */
|
|---|
| 118 | #define EGC_PLANE 0x4a0 /* EGC active plane select */
|
|---|
| 119 | #define EGC_READ 0x4a2 /* EGC FGC,EGC,Read Plane */
|
|---|
| 120 | #define EGC_MODE 0x4a4 /* EGC Mode register & ROP */
|
|---|
| 121 | #define EGC_FGC 0x4a6 /* EGC Forground color */
|
|---|
| 122 | #define EGC_MASK 0x4a8 /* EGC Mask register */
|
|---|
| 123 | #define EGC_BGC 0x4aa /* EGC Background color */
|
|---|
| 124 | #define EGC_ADD 0x4ac /* EGC Dest/Source address */
|
|---|
| 125 | #define EGC_LENGTH 0x4ae /* EGC Bit length */
|
|---|
| 126 |
|
|---|
| 127 | #define PALETTE_ADD 0xa8 /* Palette address */
|
|---|
| 128 | #define PALETTE_GRE 0xaa /* Palette Green */
|
|---|
| 129 | #define PALETTE_RED 0xac /* Palette Red */
|
|---|
| 130 | #define PALETTE_BLU 0xae /* Palette Blue */
|
|---|
| 131 |
|
|---|
| 132 | #define EGC_AND_MODE 0x2c8c /* (S&P&D)|(~S&D) */
|
|---|
| 133 | #define EGC_AND_INV_MODE 0x2c2c /* (S&P&~D)|(~S&D) */
|
|---|
| 134 | #define EGC_OR_MODE 0x2cec /* S&(P|D)|(~S&D) */
|
|---|
| 135 | #define EGC_OR_INV_MODE 0x2cbc /* S&(P|~D)|(~S&D) */
|
|---|
| 136 | #define EGC_XOR_MODE 0x2c6c /* (S&(P&~D|~P&D))|(~S&D) */
|
|---|
| 137 | #define EGC_XOR_INV_MODE 0x2c9c /* (S&(P&D)|(~P&~D))|(~S&D) */
|
|---|
| 138 | #define EGC_COPY_MODE 0x2cac /* (S&P)|(~S&D) */
|
|---|
| 139 | #endif
|
|---|
