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grf_cv3dreg.h revision 1.7
      1 /*	$NetBSD: grf_cv3dreg.h,v 1.7 2005/12/24 20:06:47 perry Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1995 Michael Teske
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *      This product includes software developed by Ezra Story and  by Kari
     18  *      Mettinen.
     19  * 4. The name of the author may not be used to endorse or promote products
     20  *    derived from this software without specific prior written permission
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     25  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32  */
     33 
     34 #ifndef _GRF_CV3DREG_H
     35 #define _GRF_CV3DREG_H
     36 
     37 /*
     38  * This is derived from ciruss driver source
     39  */
     40 
     41 /* Extension to grfvideo_mode to support text modes.
     42  * This can be passed to both text & gfx functions
     43  * without worry.  If gv.depth == 4, then the extended
     44  * fields for a text mode are present.
     45  */
     46 
     47 struct grfcv3dtext_mode {
     48 	struct grfvideo_mode gv;
     49 	unsigned short	fx;	/* font x dimension */
     50 	unsigned short	fy;	/* font y dimension */
     51 	unsigned short	cols;	/* screen dimensions */
     52 	unsigned short	rows;
     53 	void		*fdata;	/* font data */
     54 	unsigned short	fdstart;
     55 	unsigned short	fdend;
     56 };
     57 
     58 /* maximum console size */
     59 #define MAXROWS 200
     60 #define MAXCOLS 200
     61 
     62 /* read VGA register */
     63 #define vgar(ba, reg) (*((volatile caddr_t)(((caddr_t)ba)+(reg ^ 3))))
     64 
     65 /* write VGA register */
     66 #define vgaw(ba, reg, val) \
     67 	*((volatile caddr_t)(((caddr_t)ba)+(reg ^ 3))) = ((val) & 0xff)
     68 
     69 /* MMIO access */
     70 #define ByteAccessIO(x)	( ((x) & 0x3ffc) | (((x) & 3)^3) | (((x) & 3) <<14) )
     71 
     72 #define vgario(ba, reg) \
     73 	(*((volatile caddr_t)(((caddr_t)ba) + ( ByteAccessIO(reg) ))))
     74 
     75 #define vgawio(ba, reg, val) \
     76 	do { \
     77 		if (!cv3d_zorroIII) { \
     78 		        *((volatile caddr_t)(((caddr_t)cv3d_vcode_switch_base) + \
     79 			    0x04)) = (0x01 & 0xffff); \
     80 			__asm volatile ("nop"); \
     81 		} \
     82 		*((volatile caddr_t)(((caddr_t)cv3d_special_register_base) + \
     83 		    ( ByteAccessIO(reg) & 0xffff ))) = ((val) & 0xff); \
     84 		if (!cv3d_zorroIII) { \
     85 		        *((volatile caddr_t)(((caddr_t)cv3d_vcode_switch_base) + \
     86 			    0x04)) = (0x02 & 0xffff); \
     87 			__asm volatile ("nop"); \
     88 		} \
     89 	} while (0)
     90 
     91 /* read 32 Bit VGA register */
     92 #define vgar32(ba, reg) ( *((unsigned long *) (((volatile caddr_t)ba)+reg)) )
     93 
     94 /* write 32 Bit VGA register */
     95 #define vgaw32(ba, reg, val) \
     96 	*((unsigned long *) (((volatile caddr_t)ba)+reg)) = val
     97 
     98 /* read 16 Bit VGA register */
     99 #define vgar16(ba, reg) ( *((unsigned short *) (((volatile caddr_t)ba)+reg)) )
    100 
    101 /* write 16 Bit VGA register */
    102 #define vgaw16(ba, reg, val) \
    103 	*((unsigned short *) (((volatile caddr_t)ba)+reg)) = val
    104 
    105 /* XXX This is totaly untested */
    106 #define	Select_Zorro2_FrameBuffer(flag) \
    107 	do { \
    108 		*((volatile caddr_t)(((caddr_t)cv3d_vcode_switch_base) + \
    109 		    0x08)) = ((flag * 0x40) & 0xffff); \
    110 		__asm volatile ("nop"); \
    111 } while (0)
    112 
    113 int grfcv3d_cnprobe(void);
    114 void grfcv3d_iteinit(struct grf_softc *);
    115 static inline void GfxBusyWait(volatile caddr_t);
    116 static inline void GfxFifoWait(volatile caddr_t);
    117 static inline unsigned char RAttr(volatile caddr_t, short);
    118 static inline unsigned char RSeq(volatile caddr_t, short);
    119 static inline unsigned char RCrt(volatile caddr_t, short);
    120 static inline unsigned char RGfx(volatile caddr_t, short);
    121 
    122 
    123 /*
    124  * defines for the used register addresses (mw)
    125  *
    126  * NOTE: there are some registers that have different addresses when
    127  *       in mono or color mode. We only support color mode, and thus
    128  *       some addresses won't work in mono-mode!
    129  *
    130  * General and VGA-registers taken from retina driver. Fixed a few
    131  * bugs in it. (SR and GR read address is Port + 1, NOT Port)
    132  *
    133  */
    134 
    135 /* General Registers: */
    136 #define GREG_MISC_OUTPUT_R	0x03CC
    137 #define GREG_MISC_OUTPUT_W	0x03C2
    138 #define GREG_FEATURE_CONTROL_R	0x03CA
    139 #define GREG_FEATURE_CONTROL_W	0x03DA
    140 #define GREG_INPUT_STATUS0_R	0x03C2
    141 #define GREG_INPUT_STATUS1_R	0x03DA
    142 
    143 /* Setup Registers: */
    144 #define SREG_OPTION_SELECT	0x0102
    145 #define SREG_VIDEO_SUBS_ENABLE	0x03C3	/* Trio64: 0x46E8 */
    146 
    147 /* Attribute Controller: */
    148 #define ACT_ADDRESS		0x03C0
    149 #define ACT_ADDRESS_R		0x03C1
    150 #define ACT_ADDRESS_W		0x03C0
    151 #define ACT_ADDRESS_RESET	0x03DA
    152 #define ACT_ID_PALETTE0		0x00
    153 #define ACT_ID_PALETTE1		0x01
    154 #define ACT_ID_PALETTE2		0x02
    155 #define ACT_ID_PALETTE3		0x03
    156 #define ACT_ID_PALETTE4		0x04
    157 #define ACT_ID_PALETTE5		0x05
    158 #define ACT_ID_PALETTE6		0x06
    159 #define ACT_ID_PALETTE7		0x07
    160 #define ACT_ID_PALETTE8		0x08
    161 #define ACT_ID_PALETTE9		0x09
    162 #define ACT_ID_PALETTE10	0x0A
    163 #define ACT_ID_PALETTE11	0x0B
    164 #define ACT_ID_PALETTE12	0x0C
    165 #define ACT_ID_PALETTE13	0x0D
    166 #define ACT_ID_PALETTE14	0x0E
    167 #define ACT_ID_PALETTE15	0x0F
    168 #define ACT_ID_ATTR_MODE_CNTL	0x10
    169 #define ACT_ID_OVERSCAN_COLOR	0x11
    170 #define ACT_ID_COLOR_PLANE_ENA	0x12
    171 #define ACT_ID_HOR_PEL_PANNING	0x13
    172 #define ACT_ID_COLOR_SELECT	0x14	/* ACT_ID_PIXEL_PADDING */
    173 
    174 /* Graphics Controller: */
    175 #define GCT_ADDRESS		0x03CE
    176 #define GCT_ADDRESS_R		0x03CF
    177 #define GCT_ADDRESS_W		0x03CF
    178 #define GCT_ID_SET_RESET	0x00
    179 #define GCT_ID_ENABLE_SET_RESET	0x01
    180 #define GCT_ID_COLOR_COMPARE	0x02
    181 #define GCT_ID_DATA_ROTATE	0x03
    182 #define GCT_ID_READ_MAP_SELECT	0x04
    183 #define GCT_ID_GRAPHICS_MODE	0x05
    184 #define GCT_ID_MISC		0x06
    185 #define GCT_ID_COLOR_XCARE	0x07
    186 #define GCT_ID_BITMASK		0x08
    187 
    188 /* Sequencer: */
    189 #define SEQ_ADDRESS		0x03C4
    190 #define SEQ_ADDRESS_R		0x03C5
    191 #define SEQ_ADDRESS_W		0x03C5
    192 #define SEQ_ID_RESET		0x00
    193 #define SEQ_ID_CLOCKING_MODE	0x01
    194 #define SEQ_ID_MAP_MASK		0x02
    195 #define SEQ_ID_CHAR_MAP_SELECT	0x03
    196 #define SEQ_ID_MEMORY_MODE	0x04
    197 #define SEQ_ID_UNKNOWN1		0x05
    198 #define SEQ_ID_UNKNOWN2		0x06
    199 #define SEQ_ID_UNKNOWN3		0x07
    200 /* S3 extensions */
    201 #define SEQ_ID_UNLOCK_EXT	0x08
    202 #define SEQ_ID_MMIO_SELECT	0x09	/* Trio64: SEQ_ID_EXT_SEQ_REG9 */
    203 #define SEQ_ID_BUS_REQ_CNTL	0x0A
    204 #define SEQ_ID_EXT_MISC_SEQ	0x0B
    205 #define SEQ_ID_UNKNOWN4		0x0C
    206 #define SEQ_ID_EXT_SEQ		0x0D
    207 #define SEQ_ID_UNKNOWN5		0x0E
    208 #define SEQ_ID_UNKNOWN6		0x0F
    209 #define SEQ_ID_MCLK_LO		0x10
    210 #define SEQ_ID_MCLK_HI		0x11
    211 #define SEQ_ID_DCLK_LO		0x12
    212 #define SEQ_ID_DCLK_HI		0x13
    213 #define SEQ_ID_CLKSYN_CNTL_1	0x14
    214 #define SEQ_ID_CLKSYN_CNTL_2	0x15
    215 #define SEQ_ID_CLKSYN_TEST_HI	0x16	/* reserved for S3 testing of the */
    216 #define SEQ_ID_CLKSYN_TEST_LO	0x17	/*   internal clock synthesizer   */
    217 #define SEQ_ID_RAMDAC_CNTL	0x18
    218 #define SEQ_ID_MORE_MAGIC	0x1A	/* not available on the Virge */
    219 #define SEQ_ID_SIGNAL_SELECT	0x1C
    220 
    221 /* CRT Controller: */
    222 #define CRT_ADDRESS		0x03D4
    223 #define CRT_ADDRESS_R		0x03D5
    224 #define CRT_ADDRESS_W		0x03D5
    225 #define CRT_ID_HOR_TOTAL	0x00
    226 #define CRT_ID_HOR_DISP_ENA_END	0x01
    227 #define CRT_ID_START_HOR_BLANK	0x02
    228 #define CRT_ID_END_HOR_BLANK	0x03
    229 #define CRT_ID_START_HOR_RETR	0x04
    230 #define CRT_ID_END_HOR_RETR	0x05
    231 #define CRT_ID_VER_TOTAL	0x06
    232 #define CRT_ID_OVERFLOW		0x07
    233 #define CRT_ID_PRESET_ROW_SCAN	0x08
    234 #define CRT_ID_MAX_SCAN_LINE	0x09
    235 #define CRT_ID_CURSOR_START	0x0A
    236 #define CRT_ID_CURSOR_END	0x0B
    237 #define CRT_ID_START_ADDR_HIGH	0x0C
    238 #define CRT_ID_START_ADDR_LOW	0x0D
    239 #define CRT_ID_CURSOR_LOC_HIGH	0x0E
    240 #define CRT_ID_CURSOR_LOC_LOW	0x0F
    241 #define CRT_ID_START_VER_RETR	0x10
    242 #define CRT_ID_END_VER_RETR	0x11
    243 #define CRT_ID_VER_DISP_ENA_END	0x12
    244 #define CRT_ID_SCREEN_OFFSET	0x13
    245 #define CRT_ID_UNDERLINE_LOC	0x14
    246 #define CRT_ID_START_VER_BLANK	0x15
    247 #define CRT_ID_END_VER_BLANK	0x16
    248 #define CRT_ID_MODE_CONTROL	0x17
    249 #define CRT_ID_LINE_COMPARE	0x18
    250 #define CRT_ID_GD_LATCH_RBACK	0x22
    251 #define CRT_ID_ACT_TOGGLE_RBACK	0x24
    252 #define CRT_ID_ACT_INDEX_RBACK	0x26
    253 /* S3 extensions: S3 VGA Registers */
    254 #define CRT_ID_DEVICE_HIGH	0x2D
    255 #define CRT_ID_DEVICE_LOW	0x2E
    256 #define CRT_ID_REVISION 	0x2F
    257 #define CRT_ID_CHIP_ID_REV	0x30
    258 #define CRT_ID_MEMORY_CONF	0x31
    259 #define CRT_ID_BACKWAD_COMP_1	0x32
    260 #define CRT_ID_BACKWAD_COMP_2	0x33
    261 #define CRT_ID_BACKWAD_COMP_3	0x34
    262 #define CRT_ID_REGISTER_LOCK	0x35
    263 #define CRT_ID_CONFIG_1 	0x36
    264 #define CRT_ID_CONFIG_2 	0x37
    265 #define CRT_ID_REGISTER_LOCK_1	0x38
    266 #define CRT_ID_REGISTER_LOCK_2	0x39
    267 #define CRT_ID_MISC_1		0x3A
    268 #define CRT_ID_DISPLAY_FIFO	0x3B
    269 #define CRT_ID_LACE_RETR_START	0x3C
    270 /* S3 extensions: System Control Registers  */
    271 #define CRT_ID_SYSTEM_CONFIG	0x40
    272 #define CRT_ID_BIOS_FLAG	0x41
    273 #define CRT_ID_LACE_CONTROL	0x42
    274 #define CRT_ID_EXT_MODE 	0x43
    275 #define CRT_ID_HWGC_MODE	0x45	/* HWGC = Hardware Graphics Cursor */
    276 #define CRT_ID_HWGC_ORIGIN_X_HI	0x46
    277 #define CRT_ID_HWGC_ORIGIN_X_LO	0x47
    278 #define CRT_ID_HWGC_ORIGIN_Y_HI	0x48
    279 #define CRT_ID_HWGC_ORIGIN_Y_LO	0x49
    280 #define CRT_ID_HWGC_FG_STACK	0x4A
    281 #define CRT_ID_HWGC_BG_STACK	0x4B
    282 #define CRT_ID_HWGC_START_AD_HI	0x4C
    283 #define CRT_ID_HWGC_START_AD_LO	0x4D
    284 #define CRT_ID_HWGC_DSTART_X	0x4E
    285 #define CRT_ID_HWGC_DSTART_Y	0x4F
    286 /* S3 extensions: System Extension Registers  */
    287 #define CRT_ID_EXT_SYS_CNTL_1	0x50
    288 #define CRT_ID_EXT_SYS_CNTL_2	0x51
    289 #define CRT_ID_EXT_BIOS_FLAG_1	0x52
    290 #define CRT_ID_EXT_MEM_CNTL_1	0x53
    291 #define CRT_ID_EXT_MEM_CNTL_2	0x54
    292 #define CRT_ID_EXT_DAC_CNTL	0x55
    293 #define CRT_ID_EX_SYNC_1	0x56
    294 #define CRT_ID_EX_SYNC_2	0x57
    295 #define CRT_ID_LAW_CNTL		0x58	/* LAW = Linear Address Window */
    296 #define CRT_ID_LAW_POS_HI	0x59
    297 #define CRT_ID_LAW_POS_LO	0x5A
    298 #define CRT_ID_GOUT_PORT	0x5C
    299 #define CRT_ID_EXT_HOR_OVF	0x5D
    300 #define CRT_ID_EXT_VER_OVF	0x5E
    301 #define CRT_ID_EXT_MEM_CNTL_3	0x60
    302 #define CRT_ID_EXT_MEM_CNTL_4	0x61	/* only available on the Virge */
    303 #define CRT_ID_EX_SYNC_3	0x63	/* not available on the Virge */
    304 #define CRT_ID_EXT_MISC_CNTL	0x65
    305 #define CRT_ID_EXT_MISC_CNTL_1	0x66
    306 #define CRT_ID_EXT_MISC_CNTL_2	0x67
    307 #define CRT_ID_CONFIG_3 	0x68
    308 #define CRT_ID_EXT_SYS_CNTL_3	0x69
    309 #define CRT_ID_EXT_SYS_CNTL_4	0x6A
    310 #define CRT_ID_EXT_BIOS_FLAG_3	0x6B
    311 #define CRT_ID_EXT_BIOS_FLAG_4	0x6C
    312 #define CRT_ID_EXT_BIOS_FLAG_5	0x6D	/* only available on the Virge */
    313 #define CRT_ID_RAMDAC_SIG_TEST	0x6E	/* only available on the Virge */
    314 #define CRT_ID_CONFIG_4 	0x6F	/* only available on the Virge */
    315 
    316 /* Streams Processor */
    317 #define SP_PRIMARY_CONTROL		0x8180
    318 #define SP_COLOR_CHROMA_KEY_CONTROL	0x8184
    319 #define SP_SECONDARY_CONTROL		0x8190
    320 #define SP_CHROMA_KEY_UPPER_BOUND	0x8194
    321 #define SP_SECONDARY_CONSTANTS		0x8198
    322 #define SP_BLEND_CONTROL		0x81A0
    323 #define SP_PRIMARY_ADDRESS_0		0x81C0
    324 #define SP_PRIMARY_ADDRESS_1		0x81C4
    325 #define SP_PRIMARY_STRIDE		0x81C8
    326 #define SP_DOUBLE_BUFFER_LPB_SUPPORT	0x81CC
    327 #define SP_SECONDARY_ADDRESS_0		0x81D0
    328 #define SP_SECONDARY_ADDRESS_1		0x81D4
    329 #define SP_SECONDARY_STRIDE		0x81D8
    330 #define SP_OPAQUE_OVERLAY_CONTROL	0x81DC
    331 #define SP_K1_VERTICAL_SCALE_FACTOR	0x81E0
    332 #define SP_K2_VERTICAL_SCALE_FACTOR	0x81E4
    333 #define SP_DDA_VERTICAL_ACCUMULATOR	0x81E8
    334 #define SP_FIFO_CONTROL			0x81EC
    335 #define SP_PRIMARY_WINDOW_TOP_LEFT	0x81F0
    336 #define SP_PRIMARY_WINDOW_SIZE		0x81F4
    337 #define SP_SECONDARY_WINDOW_TOP_LEFT	0x81F8
    338 #define SP_SECONDARY_WINDOW_SIZE	0x81FC
    339 
    340 /* Memory Port Controller */
    341 #define MPC_FIFO_CONTROL		0x8200
    342 #define MPC_MIU_CONTROL			0x8204
    343 #define MPC_STREAMS_TIMEOUT		0x8208
    344 #define MPC_MISC_TIMEOUT		0x820C
    345 #define MPC_DMA_READ_BASE_ADDRESS	0x8220
    346 #define MPC_DMA_READ_STRIDE_WIDTH	0x8224
    347 
    348 /* Miscellaneous Registers */
    349 #define MR_SUBSYSTEM_STATUS_CNTL	0x8504
    350 #define MR_ADVANCED_FUNCTION_CONTROL	0x850C
    351 
    352 /* S3d Engine */
    353 #define S3D_BIT_BLT_RECT_FILL		0xA400
    354 #define S3D_LINE_2D			0xA800
    355 #define S3D_POLYGON_2D			0xAC00
    356 #define S3D_LINE_3D			0xB000
    357 #define S3D_TRIANGLE_3D			0xB400
    358 
    359 #define BLT_ADDRESS			0xA4D4
    360 #define BLT_SOURCE_ADDRESS		0xA4D4
    361 #define BLT_DEST_ADDRESS		0xA4D8
    362 #define BLT_CLIP_LEFT_RIGHT		0xA4DC
    363 #define BLT_CLIP_LEFT			BLT_CLIP_LEFT_RIGHT
    364 #define BLT_CLIP_RIGHT			0xA4DE
    365 #define BLT_CLIP_TOP_BOTTOM		0xA4E0
    366 #define BLT_CLIP_BOTTOM			BLT_CLIP_TOP_BOTTOM
    367 #define BLT_CLIP_TOP			0xA4E2
    368 #define BLT_DEST_SOURCE_PITCH		0xA4E4
    369 #define BLT_SOURCE_PITCH		BLT_DEST_SOURCE_PITCH
    370 #define BLT_DEST_PITCH			0xA4E6
    371 #define BLT_MONO_PATTERN		0xA4E8
    372 #define BLT_MONO_PATTERN_0		BLT_MONO_PATTERN
    373 #define BLT_MONO_PATTERN_1		0xA4EC
    374 #define BLT_PATTERN_BG_COLOR		0xA4F0
    375 #define BLT_PATTERN_BG_COLOR_TRUE_COLOR	BLT_PATTERN_BG_COLOR
    376 #define BLT_PATTERN_BG_COLOR_ALPHA	BLT_PATTERN_BG_COLOR
    377 #define BLT_PATTERN_BG_COLOR_RED	0xA4F1
    378 #define BLT_PATTERN_BG_COLOR_HI_COLOR	0xA4F2
    379 #define BLT_PATTERN_BG_COLOR_GREEN	BLT_PATTERN_BG_COLOR_HI_COLOR
    380 #define BLT_PATTERN_BG_COLOR_INDEX	0xA4F3
    381 #define BLT_PATTERN_BG_COLOR_BLUE	BLT_PATTERN_BG_COLOR_INDEX
    382 #define BLT_PATTERN_FG_COLOR		0xA4F4
    383 #define BLT_PATTERN_FG_COLOR_TRUE_COLOR	BLT_PATTERN_FG_COLOR
    384 #define BLT_PATTERN_FG_COLOR_ALPHA	BLT_PATTERN_FG_COLOR
    385 #define BLT_PATTERN_FG_COLOR_RED	0xA4F5
    386 #define BLT_PATTERN_FG_COLOR_HI_COLOR	0xA4F6
    387 #define BLT_PATTERN_FG_COLOR_GREEN	BLT_PATTERN_FG_COLOR_HI_COLOR
    388 #define BLT_PATTERN_FG_COLOR_INDEX	0xA4F7
    389 #define BLT_PATTERN_FG_COLOR_BLUE	BLT_PATTERN_FG_COLOR_INDEX
    390 #define BLT_SOURCE_BG_COLOR		0xA4F8
    391 #define BLT_SOURCE_BG_COLOR_TRUE_COLOR	BLT_SOURCE_BG_COLOR
    392 #define BLT_SOURCE_BG_COLOR_ALPHA	BLT_SOURCE_BG_COLOR
    393 #define BLT_SOURCE_BG_COLOR_RED		0xA4F9
    394 #define BLT_SOURCE_BG_COLOR_HI_COLOR	0xA4FA
    395 #define BLT_SOURCE_BG_COLOR_GREEN	BLT_SOURCE_BG_COLOR_HI_COLOR
    396 #define BLT_SOURCE_BG_COLOR_INDEX	0xA4FB
    397 #define BLT_SOURCE_BG_COLOR_BLUE	BLT_SOURCE_BG_COLOR_INDEX
    398 #define BLT_SOURCE_FG_COLOR		0xA4FC
    399 #define BLT_SOURCE_FG_COLOR_TRUE_COLOR	BLT_SOURCE_FG_COLOR
    400 #define BLT_SOURCE_FG_COLOR_ALPHA	BLT_SOURCE_FG_COLOR
    401 #define BLT_SOURCE_FG_COLOR_RED		0xA4FD
    402 #define BLT_SOURCE_FG_COLOR_HI_COLOR	0xA4FE
    403 #define BLT_SOURCE_FG_COLOR_GREEN	BLT_SOURCE_FG_COLOR_HI_COLOR
    404 #define BLT_SOURCE_FG_COLOR_INDEX	0xA4FF
    405 #define BLT_SOURCE_FG_COLOR_BLUE	BLT_SOURCE_FG_COLOR_INDEX
    406 #define BLT_COMMAND_SET			0xA500
    407 #define BLT_WIDTH_HEIGHT		0xA504
    408 #define BLT_HEIGHT			BLT_WIDTH_HEIGHT
    409 #define BLT_WIDTH 			0xA506
    410 #define BLT_SOURCE_XY			0xA508
    411 #define BLT_SOURCE_Y			BLT_SOURCE_XY
    412 #define BLT_SOURCE_X			0xA50A
    413 #define BLT_DESTINATION_XY		0xA50C
    414 #define BLT_DESTINATION_Y 		BLT_DESTINATION_XY
    415 #define BLT_DESTINATION_X		0xA50E
    416 
    417 #define L2D_ADDRESS			0xA8D4
    418 #define L2D_SOURCE_ADDRESS		0xA8D4
    419 #define L2D_DEST_ADDRESS		0xA8D8
    420 #define L2D_CLIP_LEFT_RIGHT		0xA8DC
    421 #define L2D_CLIP_LEFT			L2D_CLIP_LEFT_RIGHT
    422 #define L2D_CLIP_RIGHT			0xA8DE
    423 #define L2D_CLIP_TOP_BOTTOM		0xA8E0
    424 #define L2D_CLIP_BOTTOM			L2D_CLIP_TOP_BOTTOM
    425 #define L2D_CLIP_TOP			0xA8E2
    426 #define L2D_DEST_SOURCE_PITCH		0xA8E4
    427 #define L2D_SOURCE_PITCH		L2D_DEST_SOURCE_PITCH
    428 #define L2D_DEST_PITCH			0xA8E6
    429 #define L2D_PAD_0			0xA8E8
    430 #define L2D_PATTERN_FG_COLOR_TRUE_COLOR	0xA8F4
    431 #define L2D_PATTERN_FG_COLOR_ALPHA	L2D_PATTERN_FG_COLOR_TRUECOLOR
    432 #define L2D_PATTERN_FG_COLOR_RED	0xA8F5
    433 #define L2D_PATTERN_FG_COLOR_HI_COLOR	0xA8F6
    434 #define L2D_PATTERN_FG_COLOR_GREEN	L2D_PATTERN_FG_COLOR_HICOLOR
    435 #define L2D_PATTERN_FG_COLOR_INDEX	0xA8F7
    436 #define L2D_PATTERN_FG_COLOR_BLUE	L2D_PATTERN_FG_COLOR_INDEX
    437 #define L2D_PAD_1			0xA8F8
    438 #define L2D_COMMAND_SET			0xA900
    439 #define L2D_PAD_2			0xA904
    440 #define L2D_END_0_END_1			0xA96C
    441 #define L2D_END_1			L2D_END_0_END_1
    442 #define L2D_END_0			0xA96E
    443 #define L2D_DX				0xA970
    444 #define L2D_X_START			0xA974
    445 #define L2D_Y_START			0xA978
    446 #define L2D_Y_COUNT			0xA97C
    447 
    448 #define P2D_ADDRESS			0xACD4
    449 #define P2D_SOURCE_ADDRESS		0xACD4
    450 #define P2D_DEST_ADDRESS		0xACD8
    451 #define P2D_CLIP_LEFT_RIGHT		0xACDC
    452 #define P2D_CLIP_LEFT			P2D_CLIP_LEFT_RIGHT
    453 #define P2D_CLIP_RIGHT			0xACDE
    454 #define P2D_CLIP_TOP_BOTTOM		0xACE0
    455 #define P2D_CLIP_BOTTOM			P2D_CLIP_TOP_BOTTOM
    456 #define P2D_CLIP_TOP			0xACE2
    457 #define P2D_DEST_SOURCE_PITCH		0xACE4
    458 #define P2D_SOURCE_PITCH		P2D_DEST_SOURCE_PITCH
    459 #define P2D_DEST_PITCH			0xACE6
    460 #define P2D_MONO_PATTERN		0xACE8
    461 #define P2D_PATTERN_BG_COLOR_TRUE_COLOR	0xACF0
    462 #define P2D_PATTERN_BG_COLOR_ALPHA	P2D_PATTERN_BG_COLOR_TRUE_COLOR
    463 #define P2D_PATTERN_BG_COLOR_RED	0xACF1
    464 #define P2D_PATTERN_BG_COLOR_HI_COLOR	0xACF2
    465 #define P2D_PATTERN_BG_COLOR_GREEN	P2D_PATTERN_BG_COLOR_HI_COLOR
    466 #define P2D_PATTERN_BG_COLOR_INDEX	0xACF3
    467 #define P2D_PATTERN_BG_COLOR_BLUE	P2D_PATTERN_BG_COLOR_INDEX
    468 #define P2D_PATTERN_FG_COLOR_TRUE_COLOR	0xACF4
    469 #define P2D_PATTERN_FG_COLOR_ALPHA	P2D_PATTERN_FG_COLOR_TRUE_COLOR
    470 #define P2D_PATTERN_FG_COLOR_RED	0xACF5
    471 #define P2D_PATTERN_FG_COLOR_HI_COLOR	0xACF6
    472 #define P2D_PATTERN_FG_COLOR_GREEN	P2D_PATTERN_FG_COLOR_HI_COLOR
    473 #define P2D_PATTERN_FG_COLOR_INDEX	0xACF7
    474 #define P2D_PATTERN_FG_COLOR_BLUE	P2D_PATTERN_FG_COLOR_INDEX
    475 #define P2D_PAD_1			0xACF8
    476 #define P2D_COMMAND_SET			0xAD00
    477 #define P2D_PAD_2			0xAD04
    478 #define P2D_RIGHT_DX			0xAD68
    479 #define P2D_RIGHT_X_START		0xAD6C
    480 #define P2D_LEFT_DX			0xAD70
    481 #define P2D_LEFT_X_START		0xAD74
    482 #define P2D_Y_START			0xAD78
    483 #define P2D_Y_COUNT			0xAD7C
    484 
    485 #define CMD_NOP			(7 << 27)	/* %1111 << 27 */
    486 #define CMD_LINE		(3 << 27)	/* %0011 << 27 */
    487 #define CMD_RECT		(4 << 27)	/* %0010 << 27 */
    488 #define CMD_POLYGON		(5 << 27)	/* %0101 << 27 */
    489 #define CMD_BITBLT		(0 << 27)	/* %0000 << 27 */
    490 
    491 #define CMD_SKIP_TRANSFER_BYTES_1	(1 << 12)	/* %01 << 12 */
    492 #define CMD_SKIP_TRANSFER_BYTES_2	(2 << 12)	/* %10 << 12 */
    493 #define CMD_SKIP_TRANSFER_BYTES_3	(3 << 12)	/* %11 << 12 */
    494 
    495 #define CMD_TRANSFER_ALIGNMENT_BYTE	(0 << 10)	/* %00 << 10 */
    496 #define CMD_TRANSFER_ALIGNMENT_WORD	(1 << 10)	/* %01 << 10 */
    497 #define CMD_TRANSFER_ALIGNMENT_DOUBLEWORD	(2 << 10)	/* %10 << 10 */
    498 
    499 #define CMD_CHUNKY	(0 << 2)	/* %00 << 2 */
    500 #define CMD_HI_COLOR	(1 << 2)	/* %01 << 2 */
    501 #define CMD_TRUE_COLOR	(2 << 2)	/* %10 << 2 */
    502 
    503 #define ROP_FALSE	0x00
    504 #define ROP_NOR		0x10
    505 #define ROP_ONLYDST	0x20
    506 #define ROP_NOTSRC	0x30
    507 #define ROP_ONLYSRC	0x40
    508 #define ROP_NOTDST	0x50
    509 #define ROP_EOR		0x60
    510 #define ROP_NAND	0x70
    511 #define ROP_AND		0x80
    512 #define ROP_NEOR	0x90
    513 #define ROP_DST		0xA0
    514 #define ROP_NOTONLYSRC	0xB0
    515 #define ROP_SRC		0xC0
    516 #define ROP_NOTONLYDST	0xD0
    517 #define ROP_OR		0xE0
    518 #define ROP_TRUE	0xF0
    519 
    520 /* Pass-through */
    521 #if 0	/* XXX */
    522 #define PASS_ADDRESS		0x
    523 #define PASS_ADDRESS_W		0x
    524 #endif
    525 
    526 /* Video DAC */
    527 #define VDAC_ADDRESS		0x03C8
    528 #define VDAC_ADDRESS_W		0x03C8
    529 #define VDAC_ADDRESS_R		0x03C7
    530 #define VDAC_STATE		0x03C7
    531 #define VDAC_DATA		0x03C9
    532 #define VDAC_MASK		0x03C6
    533 
    534 
    535 #define WGfx(ba, idx, val) \
    536 	do { vgaw(ba, GCT_ADDRESS, idx); vgaw(ba, GCT_ADDRESS_W , val); } while (0)
    537 
    538 #define WSeq(ba, idx, val) \
    539 	do { vgaw(ba, SEQ_ADDRESS, idx); vgaw(ba, SEQ_ADDRESS_W , val); } while (0)
    540 
    541 #define WCrt(ba, idx, val) \
    542 	do { vgaw(ba, CRT_ADDRESS, idx); vgaw(ba, CRT_ADDRESS_W , val); } while (0)
    543 
    544 #define WAttr(ba, idx, val) \
    545 	do {	\
    546 		unsigned char tmp;\
    547 		tmp = vgar(ba, ACT_ADDRESS_RESET);\
    548 		vgaw(ba, ACT_ADDRESS_W, idx);\
    549 		vgaw(ba, ACT_ADDRESS_W, val);\
    550 	} while (0)
    551 
    552 
    553 #define SetTextPlane(ba, m) \
    554 	do { \
    555 		WGfx(ba, GCT_ID_READ_MAP_SELECT, m & 3 );\
    556 		WSeq(ba, SEQ_ID_MAP_MASK, (1 << (m & 3)));\
    557 	} while (0)
    558 
    559 
    560 /* Gfx engine busy wait */
    561 
    562 static inline void
    563 GfxBusyWait (ba)
    564 	volatile caddr_t ba;
    565 {
    566 	int test;
    567 
    568 	do {
    569 		test = vgar32(ba, MR_SUBSYSTEM_STATUS_CNTL);
    570 		__asm volatile ("nop");
    571 	} while (!(test & (1 << 13)));
    572 }
    573 
    574 
    575 static inline void
    576 GfxFifoWait(ba)
    577 	volatile caddr_t ba;
    578 {
    579 #if 0	/* XXX */
    580 	int test;
    581 
    582 	do {
    583 		test = vgar32(ba, MR_SUBSYSTEM_STATUS_CNTL);
    584 	} while (test & 0x0f);
    585 #endif
    586 }
    587 
    588 
    589 /* Special wakeup/passthrough registers on graphics boards
    590  *
    591  * The methods have diverged a bit for each board, so
    592  * WPass(P) has been converted into a set of specific
    593  * inline functions.
    594  */
    595 
    596 static inline unsigned char
    597 RAttr(ba, idx)
    598 	volatile caddr_t ba;
    599 	short idx;
    600 {
    601 
    602 	vgaw(ba, ACT_ADDRESS_W, idx);
    603 	delay(0);
    604 	return vgar(ba, ACT_ADDRESS_R);
    605 }
    606 
    607 static inline unsigned char
    608 RSeq(ba, idx)
    609 	volatile caddr_t ba;
    610 	short idx;
    611 {
    612 	vgaw(ba, SEQ_ADDRESS, idx);
    613 	return vgar(ba, SEQ_ADDRESS_R);
    614 }
    615 
    616 static inline unsigned char
    617 RCrt(ba, idx)
    618 	volatile caddr_t ba;
    619 	short idx;
    620 {
    621 	vgaw(ba, CRT_ADDRESS, idx);
    622 	return vgar(ba, CRT_ADDRESS_R);
    623 }
    624 
    625 static inline unsigned char
    626 RGfx(ba, idx)
    627 	volatile caddr_t ba;
    628 	short idx;
    629 {
    630 	vgaw(ba, GCT_ADDRESS, idx);
    631 	return vgar(ba, GCT_ADDRESS_R);
    632 }
    633 
    634 #endif /* _GRF_CV3DREG_H */
    635