1/*	$NetBSD: grf_cv3dreg.h,v 1.13 2016/06/17 07:41:56 phx 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 Cirrus 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
47struct 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/* read VGA register */
59#define vgar(ba, reg) \
60	*(((volatile char *)ba)+(reg ^ 3))
61
62/* write VGA register */
63#define vgaw(ba, reg, val) \
64	*(((volatile char *)ba)+(reg ^ 3)) = ((val) & 0xff)
65
66/* MMIO access */
67#define ByteAccessIO(x)	( ((x) & 0x3ffc) | (((x) & 3)^3) | (((x) & 3) <<14) )
68
69#define vgario(ba, reg) \
70	*(((volatile char *)ba) + ( ByteAccessIO(reg) ))
71
72#define vgawio(ba, reg, val) \
73	do { \
74		if (!cv3d_zorroIII) { \
75		        *(((volatile char *)cv3d_vcode_switch_base) + \
76			    0x04) = (0x01 & 0xffff); \
77			__asm volatile ("nop"); \
78		} \
79		*(((volatile char *)cv3d_special_register_base) + \
80		    ( ByteAccessIO(reg) & 0xffff )) = ((val) & 0xff); \
81		if (!cv3d_zorroIII) { \
82		        *(((volatile char *)cv3d_vcode_switch_base) + \
83			    0x04) = (0x02 & 0xffff); \
84			__asm volatile ("nop"); \
85		} \
86	} while (0)
87
88/* read 32 Bit VGA register */
89#define vgar32(ba, reg) \
90	*((volatile unsigned long *) (((volatile char *)ba)+reg))
91
92/* write 32 Bit VGA register */
93#define vgaw32(ba, reg, val) \
94	*((volatile unsigned long *) (((volatile char *)ba)+reg)) = val
95
96/* read 16 Bit VGA register */
97#define vgar16(ba, reg) \
98	*((volatile unsigned short *) (((volatile char *)ba)+reg))
99
100/* write 16 Bit VGA register */
101#define vgaw16(ba, reg, val) \
102	*((volatile unsigned short *) (((volatile char *)ba)+reg)) = val
103
104#define	Select_Zorro2_FrameBuffer(flag) \
105	do { \
106		*(((volatile char *)cv3d_vcode_switch_base) + \
107		    0x08) = ((flag * 0x40) & 0xffff); \
108		__asm volatile ("nop"); \
109} while (0)
110
111int grfcv3d_cnprobe(void);
112void grfcv3d_iteinit(struct grf_softc *);
113static inline void GfxBusyWait(volatile void *);
114static inline void GfxFifoWait(volatile void *);
115static inline unsigned char RAttr(volatile void *, short);
116static inline unsigned char RSeq(volatile void *, short);
117static inline unsigned char RCrt(volatile void *, short);
118static inline unsigned char RGfx(volatile void *, short);
119
120
121/*
122 * defines for the used register addresses (mw)
123 *
124 * NOTE: there are some registers that have different addresses when
125 *       in mono or color mode. We only support color mode, and thus
126 *       some addresses won't work in mono-mode!
127 *
128 * General and VGA-registers taken from retina driver. Fixed a few
129 * bugs in it. (SR and GR read address is Port + 1, NOT Port)
130 *
131 */
132
133/* General Registers: */
134#define GREG_MISC_OUTPUT_R	0x03CC
135#define GREG_MISC_OUTPUT_W	0x03C2
136#define GREG_FEATURE_CONTROL_R	0x03CA
137#define GREG_FEATURE_CONTROL_W	0x03DA
138#define GREG_INPUT_STATUS0_R	0x03C2
139#define GREG_INPUT_STATUS1_R	0x03DA
140
141/* Setup Registers: */
142#define SREG_OPTION_SELECT	0x0102
143#define SREG_VIDEO_SUBS_ENABLE	0x03C3	/* Trio64: 0x46E8 */
144
145/* Attribute Controller: */
146#define ACT_ADDRESS		0x03C0
147#define ACT_ADDRESS_R		0x03C1
148#define ACT_ADDRESS_W		0x03C0
149#define ACT_ADDRESS_RESET	0x03DA
150#define ACT_ID_PALETTE0		0x00
151#define ACT_ID_PALETTE1		0x01
152#define ACT_ID_PALETTE2		0x02
153#define ACT_ID_PALETTE3		0x03
154#define ACT_ID_PALETTE4		0x04
155#define ACT_ID_PALETTE5		0x05
156#define ACT_ID_PALETTE6		0x06
157#define ACT_ID_PALETTE7		0x07
158#define ACT_ID_PALETTE8		0x08
159#define ACT_ID_PALETTE9		0x09
160#define ACT_ID_PALETTE10	0x0A
161#define ACT_ID_PALETTE11	0x0B
162#define ACT_ID_PALETTE12	0x0C
163#define ACT_ID_PALETTE13	0x0D
164#define ACT_ID_PALETTE14	0x0E
165#define ACT_ID_PALETTE15	0x0F
166#define ACT_ID_ATTR_MODE_CNTL	0x10
167#define ACT_ID_OVERSCAN_COLOR	0x11
168#define ACT_ID_COLOR_PLANE_ENA	0x12
169#define ACT_ID_HOR_PEL_PANNING	0x13
170#define ACT_ID_COLOR_SELECT	0x14	/* ACT_ID_PIXEL_PADDING */
171
172/* Graphics Controller: */
173#define GCT_ADDRESS		0x03CE
174#define GCT_ADDRESS_R		0x03CF
175#define GCT_ADDRESS_W		0x03CF
176#define GCT_ID_SET_RESET	0x00
177#define GCT_ID_ENABLE_SET_RESET	0x01
178#define GCT_ID_COLOR_COMPARE	0x02
179#define GCT_ID_DATA_ROTATE	0x03
180#define GCT_ID_READ_MAP_SELECT	0x04
181#define GCT_ID_GRAPHICS_MODE	0x05
182#define GCT_ID_MISC		0x06
183#define GCT_ID_COLOR_XCARE	0x07
184#define GCT_ID_BITMASK		0x08
185
186/* Sequencer: */
187#define SEQ_ADDRESS		0x03C4
188#define SEQ_ADDRESS_R		0x03C5
189#define SEQ_ADDRESS_W		0x03C5
190#define SEQ_ID_RESET		0x00
191#define SEQ_ID_CLOCKING_MODE	0x01
192#define SEQ_ID_MAP_MASK		0x02
193#define SEQ_ID_CHAR_MAP_SELECT	0x03
194#define SEQ_ID_MEMORY_MODE	0x04
195#define SEQ_ID_UNKNOWN1		0x05
196#define SEQ_ID_UNKNOWN2		0x06
197#define SEQ_ID_UNKNOWN3		0x07
198/* S3 extensions */
199#define SEQ_ID_UNLOCK_EXT	0x08
200#define SEQ_ID_MMIO_SELECT	0x09	/* Trio64: SEQ_ID_EXT_SEQ_REG9 */
201#define SEQ_ID_BUS_REQ_CNTL	0x0A
202#define SEQ_ID_EXT_MISC_SEQ	0x0B
203#define SEQ_ID_UNKNOWN4		0x0C
204#define SEQ_ID_EXT_SEQ		0x0D
205#define SEQ_ID_UNKNOWN5		0x0E
206#define SEQ_ID_UNKNOWN6		0x0F
207#define SEQ_ID_MCLK_LO		0x10
208#define SEQ_ID_MCLK_HI		0x11
209#define SEQ_ID_DCLK_LO		0x12
210#define SEQ_ID_DCLK_HI		0x13
211#define SEQ_ID_CLKSYN_CNTL_1	0x14
212#define SEQ_ID_CLKSYN_CNTL_2	0x15
213#define SEQ_ID_CLKSYN_TEST_HI	0x16	/* reserved for S3 testing of the */
214#define SEQ_ID_CLKSYN_TEST_LO	0x17	/*   internal clock synthesizer   */
215#define SEQ_ID_RAMDAC_CNTL	0x18
216#define SEQ_ID_MORE_MAGIC	0x1A	/* not available on the Virge */
217#define SEQ_ID_SIGNAL_SELECT	0x1C
218
219/* CRT Controller: */
220#define CRT_ADDRESS		0x03D4
221#define CRT_ADDRESS_R		0x03D5
222#define CRT_ADDRESS_W		0x03D5
223#define CRT_ID_HOR_TOTAL	0x00
224#define CRT_ID_HOR_DISP_ENA_END	0x01
225#define CRT_ID_START_HOR_BLANK	0x02
226#define CRT_ID_END_HOR_BLANK	0x03
227#define CRT_ID_START_HOR_RETR	0x04
228#define CRT_ID_END_HOR_RETR	0x05
229#define CRT_ID_VER_TOTAL	0x06
230#define CRT_ID_OVERFLOW		0x07
231#define CRT_ID_PRESET_ROW_SCAN	0x08
232#define CRT_ID_MAX_SCAN_LINE	0x09
233#define CRT_ID_CURSOR_START	0x0A
234#define CRT_ID_CURSOR_END	0x0B
235#define CRT_ID_START_ADDR_HIGH	0x0C
236#define CRT_ID_START_ADDR_LOW	0x0D
237#define CRT_ID_CURSOR_LOC_HIGH	0x0E
238#define CRT_ID_CURSOR_LOC_LOW	0x0F
239#define CRT_ID_START_VER_RETR	0x10
240#define CRT_ID_END_VER_RETR	0x11
241#define CRT_ID_VER_DISP_ENA_END	0x12
242#define CRT_ID_SCREEN_OFFSET	0x13
243#define CRT_ID_UNDERLINE_LOC	0x14
244#define CRT_ID_START_VER_BLANK	0x15
245#define CRT_ID_END_VER_BLANK	0x16
246#define CRT_ID_MODE_CONTROL	0x17
247#define CRT_ID_LINE_COMPARE	0x18
248#define CRT_ID_GD_LATCH_RBACK	0x22
249#define CRT_ID_ACT_TOGGLE_RBACK	0x24
250#define CRT_ID_ACT_INDEX_RBACK	0x26
251/* S3 extensions: S3 VGA Registers */
252#define CRT_ID_DEVICE_HIGH	0x2D
253#define CRT_ID_DEVICE_LOW	0x2E
254#define CRT_ID_REVISION 	0x2F
255#define CRT_ID_CHIP_ID_REV	0x30
256#define CRT_ID_MEMORY_CONF	0x31
257#define CRT_ID_BACKWAD_COMP_1	0x32
258#define CRT_ID_BACKWAD_COMP_2	0x33
259#define CRT_ID_BACKWAD_COMP_3	0x34
260#define CRT_ID_REGISTER_LOCK	0x35
261#define CRT_ID_CONFIG_1 	0x36
262#define CRT_ID_CONFIG_2 	0x37
263#define CRT_ID_REGISTER_LOCK_1	0x38
264#define CRT_ID_REGISTER_LOCK_2	0x39
265#define CRT_ID_MISC_1		0x3A
266#define CRT_ID_DISPLAY_FIFO	0x3B
267#define CRT_ID_LACE_RETR_START	0x3C
268/* S3 extensions: System Control Registers  */
269#define CRT_ID_SYSTEM_CONFIG	0x40
270#define CRT_ID_BIOS_FLAG	0x41
271#define CRT_ID_LACE_CONTROL	0x42
272#define CRT_ID_EXT_MODE 	0x43
273#define CRT_ID_HWGC_MODE	0x45	/* HWGC = Hardware Graphics Cursor */
274#define CRT_ID_HWGC_ORIGIN_X_HI	0x46
275#define CRT_ID_HWGC_ORIGIN_X_LO	0x47
276#define CRT_ID_HWGC_ORIGIN_Y_HI	0x48
277#define CRT_ID_HWGC_ORIGIN_Y_LO	0x49
278#define CRT_ID_HWGC_FG_STACK	0x4A
279#define CRT_ID_HWGC_BG_STACK	0x4B
280#define CRT_ID_HWGC_START_AD_HI	0x4C
281#define CRT_ID_HWGC_START_AD_LO	0x4D
282#define CRT_ID_HWGC_DSTART_X	0x4E
283#define CRT_ID_HWGC_DSTART_Y	0x4F
284/* S3 extensions: System Extension Registers  */
285#define CRT_ID_EXT_SYS_CNTL_1	0x50
286#define CRT_ID_EXT_SYS_CNTL_2	0x51
287#define CRT_ID_EXT_BIOS_FLAG_1	0x52
288#define CRT_ID_EXT_MEM_CNTL_1	0x53
289#define CRT_ID_EXT_MEM_CNTL_2	0x54
290#define CRT_ID_EXT_DAC_CNTL	0x55
291#define CRT_ID_EX_SYNC_1	0x56
292#define CRT_ID_EX_SYNC_2	0x57
293#define CRT_ID_LAW_CNTL		0x58	/* LAW = Linear Address Window */
294#define CRT_ID_LAW_POS_HI	0x59
295#define CRT_ID_LAW_POS_LO	0x5A
296#define CRT_ID_GOUT_PORT	0x5C
297#define CRT_ID_EXT_HOR_OVF	0x5D
298#define CRT_ID_EXT_VER_OVF	0x5E
299#define CRT_ID_EXT_MEM_CNTL_3	0x60
300#define CRT_ID_EXT_MEM_CNTL_4	0x61	/* only available on the Virge */
301#define CRT_ID_EX_SYNC_3	0x63	/* not available on the Virge */
302#define CRT_ID_EXT_MISC_CNTL	0x65
303#define CRT_ID_EXT_MISC_CNTL_1	0x66
304#define CRT_ID_EXT_MISC_CNTL_2	0x67
305#define CRT_ID_CONFIG_3 	0x68
306#define CRT_ID_EXT_SYS_CNTL_3	0x69
307#define CRT_ID_EXT_SYS_CNTL_4	0x6A
308#define CRT_ID_EXT_BIOS_FLAG_3	0x6B
309#define CRT_ID_EXT_BIOS_FLAG_4	0x6C
310#define CRT_ID_EXT_BIOS_FLAG_5	0x6D	/* only available on the Virge */
311#define CRT_ID_RAMDAC_SIG_TEST	0x6E	/* only available on the Virge */
312#define CRT_ID_CONFIG_4 	0x6F	/* only available on the Virge */
313
314/* Streams Processor */
315#define SP_PRIMARY_CONTROL		0x8180
316#define SP_COLOR_CHROMA_KEY_CONTROL	0x8184
317#define SP_SECONDARY_CONTROL		0x8190
318#define SP_CHROMA_KEY_UPPER_BOUND	0x8194
319#define SP_SECONDARY_CONSTANTS		0x8198
320#define SP_BLEND_CONTROL		0x81A0
321#define SP_PRIMARY_ADDRESS_0		0x81C0
322#define SP_PRIMARY_ADDRESS_1		0x81C4
323#define SP_PRIMARY_STRIDE		0x81C8
324#define SP_DOUBLE_BUFFER_LPB_SUPPORT	0x81CC
325#define SP_SECONDARY_ADDRESS_0		0x81D0
326#define SP_SECONDARY_ADDRESS_1		0x81D4
327#define SP_SECONDARY_STRIDE		0x81D8
328#define SP_OPAQUE_OVERLAY_CONTROL	0x81DC
329#define SP_K1_VERTICAL_SCALE_FACTOR	0x81E0
330#define SP_K2_VERTICAL_SCALE_FACTOR	0x81E4
331#define SP_DDA_VERTICAL_ACCUMULATOR	0x81E8
332#define SP_FIFO_CONTROL			0x81EC
333#define SP_PRIMARY_WINDOW_TOP_LEFT	0x81F0
334#define SP_PRIMARY_WINDOW_SIZE		0x81F4
335#define SP_SECONDARY_WINDOW_TOP_LEFT	0x81F8
336#define SP_SECONDARY_WINDOW_SIZE	0x81FC
337
338/* Memory Port Controller */
339#define MPC_FIFO_CONTROL		0x8200
340#define MPC_MIU_CONTROL			0x8204
341#define MPC_STREAMS_TIMEOUT		0x8208
342#define MPC_MISC_TIMEOUT		0x820C
343#define MPC_DMA_READ_BASE_ADDRESS	0x8220
344#define MPC_DMA_READ_STRIDE_WIDTH	0x8224
345
346/* Miscellaneous Registers */
347#define MR_SUBSYSTEM_STATUS_CNTL	0x8504
348#define MR_ADVANCED_FUNCTION_CONTROL	0x850C
349
350/* S3d Engine */
351#define S3D_BIT_BLT_RECT_FILL		0xA400
352#define S3D_LINE_2D			0xA800
353#define S3D_POLYGON_2D			0xAC00
354#define S3D_LINE_3D			0xB000
355#define S3D_TRIANGLE_3D			0xB400
356
357#define BLT_ADDRESS			0xA4D4
358#define BLT_SOURCE_ADDRESS		0xA4D4
359#define BLT_DEST_ADDRESS		0xA4D8
360#define BLT_CLIP_LEFT_RIGHT		0xA4DC
361#define BLT_CLIP_LEFT			BLT_CLIP_LEFT_RIGHT
362#define BLT_CLIP_RIGHT			0xA4DE
363#define BLT_CLIP_TOP_BOTTOM		0xA4E0
364#define BLT_CLIP_BOTTOM			BLT_CLIP_TOP_BOTTOM
365#define BLT_CLIP_TOP			0xA4E2
366#define BLT_DEST_SOURCE_PITCH		0xA4E4
367#define BLT_SOURCE_PITCH		BLT_DEST_SOURCE_PITCH
368#define BLT_DEST_PITCH			0xA4E6
369#define BLT_MONO_PATTERN		0xA4E8
370#define BLT_MONO_PATTERN_0		BLT_MONO_PATTERN
371#define BLT_MONO_PATTERN_1		0xA4EC
372#define BLT_PATTERN_BG_COLOR		0xA4F0
373#define BLT_PATTERN_BG_COLOR_TRUE_COLOR	BLT_PATTERN_BG_COLOR
374#define BLT_PATTERN_BG_COLOR_ALPHA	BLT_PATTERN_BG_COLOR
375#define BLT_PATTERN_BG_COLOR_RED	0xA4F1
376#define BLT_PATTERN_BG_COLOR_HI_COLOR	0xA4F2
377#define BLT_PATTERN_BG_COLOR_GREEN	BLT_PATTERN_BG_COLOR_HI_COLOR
378#define BLT_PATTERN_BG_COLOR_INDEX	0xA4F3
379#define BLT_PATTERN_BG_COLOR_BLUE	BLT_PATTERN_BG_COLOR_INDEX
380#define BLT_PATTERN_FG_COLOR		0xA4F4
381#define BLT_PATTERN_FG_COLOR_TRUE_COLOR	BLT_PATTERN_FG_COLOR
382#define BLT_PATTERN_FG_COLOR_ALPHA	BLT_PATTERN_FG_COLOR
383#define BLT_PATTERN_FG_COLOR_RED	0xA4F5
384#define BLT_PATTERN_FG_COLOR_HI_COLOR	0xA4F6
385#define BLT_PATTERN_FG_COLOR_GREEN	BLT_PATTERN_FG_COLOR_HI_COLOR
386#define BLT_PATTERN_FG_COLOR_INDEX	0xA4F7
387#define BLT_PATTERN_FG_COLOR_BLUE	BLT_PATTERN_FG_COLOR_INDEX
388#define BLT_SOURCE_BG_COLOR		0xA4F8
389#define BLT_SOURCE_BG_COLOR_TRUE_COLOR	BLT_SOURCE_BG_COLOR
390#define BLT_SOURCE_BG_COLOR_ALPHA	BLT_SOURCE_BG_COLOR
391#define BLT_SOURCE_BG_COLOR_RED		0xA4F9
392#define BLT_SOURCE_BG_COLOR_HI_COLOR	0xA4FA
393#define BLT_SOURCE_BG_COLOR_GREEN	BLT_SOURCE_BG_COLOR_HI_COLOR
394#define BLT_SOURCE_BG_COLOR_INDEX	0xA4FB
395#define BLT_SOURCE_BG_COLOR_BLUE	BLT_SOURCE_BG_COLOR_INDEX
396#define BLT_SOURCE_FG_COLOR		0xA4FC
397#define BLT_SOURCE_FG_COLOR_TRUE_COLOR	BLT_SOURCE_FG_COLOR
398#define BLT_SOURCE_FG_COLOR_ALPHA	BLT_SOURCE_FG_COLOR
399#define BLT_SOURCE_FG_COLOR_RED		0xA4FD
400#define BLT_SOURCE_FG_COLOR_HI_COLOR	0xA4FE
401#define BLT_SOURCE_FG_COLOR_GREEN	BLT_SOURCE_FG_COLOR_HI_COLOR
402#define BLT_SOURCE_FG_COLOR_INDEX	0xA4FF
403#define BLT_SOURCE_FG_COLOR_BLUE	BLT_SOURCE_FG_COLOR_INDEX
404#define BLT_COMMAND_SET			0xA500
405#define BLT_WIDTH_HEIGHT		0xA504
406#define BLT_HEIGHT			BLT_WIDTH_HEIGHT
407#define BLT_WIDTH 			0xA506
408#define BLT_SOURCE_XY			0xA508
409#define BLT_SOURCE_Y			BLT_SOURCE_XY
410#define BLT_SOURCE_X			0xA50A
411#define BLT_DESTINATION_XY		0xA50C
412#define BLT_DESTINATION_Y 		BLT_DESTINATION_XY
413#define BLT_DESTINATION_X		0xA50E
414
415#define L2D_ADDRESS			0xA8D4
416#define L2D_SOURCE_ADDRESS		0xA8D4
417#define L2D_DEST_ADDRESS		0xA8D8
418#define L2D_CLIP_LEFT_RIGHT		0xA8DC
419#define L2D_CLIP_LEFT			L2D_CLIP_LEFT_RIGHT
420#define L2D_CLIP_RIGHT			0xA8DE
421#define L2D_CLIP_TOP_BOTTOM		0xA8E0
422#define L2D_CLIP_BOTTOM			L2D_CLIP_TOP_BOTTOM
423#define L2D_CLIP_TOP			0xA8E2
424#define L2D_DEST_SOURCE_PITCH		0xA8E4
425#define L2D_SOURCE_PITCH		L2D_DEST_SOURCE_PITCH
426#define L2D_DEST_PITCH			0xA8E6
427#define L2D_PAD_0			0xA8E8
428#define L2D_PATTERN_FG_COLOR_TRUE_COLOR	0xA8F4
429#define L2D_PATTERN_FG_COLOR_ALPHA	L2D_PATTERN_FG_COLOR_TRUECOLOR
430#define L2D_PATTERN_FG_COLOR_RED	0xA8F5
431#define L2D_PATTERN_FG_COLOR_HI_COLOR	0xA8F6
432#define L2D_PATTERN_FG_COLOR_GREEN	L2D_PATTERN_FG_COLOR_HICOLOR
433#define L2D_PATTERN_FG_COLOR_INDEX	0xA8F7
434#define L2D_PATTERN_FG_COLOR_BLUE	L2D_PATTERN_FG_COLOR_INDEX
435#define L2D_PAD_1			0xA8F8
436#define L2D_COMMAND_SET			0xA900
437#define L2D_PAD_2			0xA904
438#define L2D_END_0_END_1			0xA96C
439#define L2D_END_1			L2D_END_0_END_1
440#define L2D_END_0			0xA96E
441#define L2D_DX				0xA970
442#define L2D_X_START			0xA974
443#define L2D_Y_START			0xA978
444#define L2D_Y_COUNT			0xA97C
445
446#define P2D_ADDRESS			0xACD4
447#define P2D_SOURCE_ADDRESS		0xACD4
448#define P2D_DEST_ADDRESS		0xACD8
449#define P2D_CLIP_LEFT_RIGHT		0xACDC
450#define P2D_CLIP_LEFT			P2D_CLIP_LEFT_RIGHT
451#define P2D_CLIP_RIGHT			0xACDE
452#define P2D_CLIP_TOP_BOTTOM		0xACE0
453#define P2D_CLIP_BOTTOM			P2D_CLIP_TOP_BOTTOM
454#define P2D_CLIP_TOP			0xACE2
455#define P2D_DEST_SOURCE_PITCH		0xACE4
456#define P2D_SOURCE_PITCH		P2D_DEST_SOURCE_PITCH
457#define P2D_DEST_PITCH			0xACE6
458#define P2D_MONO_PATTERN		0xACE8
459#define P2D_PATTERN_BG_COLOR_TRUE_COLOR	0xACF0
460#define P2D_PATTERN_BG_COLOR_ALPHA	P2D_PATTERN_BG_COLOR_TRUE_COLOR
461#define P2D_PATTERN_BG_COLOR_RED	0xACF1
462#define P2D_PATTERN_BG_COLOR_HI_COLOR	0xACF2
463#define P2D_PATTERN_BG_COLOR_GREEN	P2D_PATTERN_BG_COLOR_HI_COLOR
464#define P2D_PATTERN_BG_COLOR_INDEX	0xACF3
465#define P2D_PATTERN_BG_COLOR_BLUE	P2D_PATTERN_BG_COLOR_INDEX
466#define P2D_PATTERN_FG_COLOR_TRUE_COLOR	0xACF4
467#define P2D_PATTERN_FG_COLOR_ALPHA	P2D_PATTERN_FG_COLOR_TRUE_COLOR
468#define P2D_PATTERN_FG_COLOR_RED	0xACF5
469#define P2D_PATTERN_FG_COLOR_HI_COLOR	0xACF6
470#define P2D_PATTERN_FG_COLOR_GREEN	P2D_PATTERN_FG_COLOR_HI_COLOR
471#define P2D_PATTERN_FG_COLOR_INDEX	0xACF7
472#define P2D_PATTERN_FG_COLOR_BLUE	P2D_PATTERN_FG_COLOR_INDEX
473#define P2D_PAD_1			0xACF8
474#define P2D_COMMAND_SET			0xAD00
475#define P2D_PAD_2			0xAD04
476#define P2D_RIGHT_DX			0xAD68
477#define P2D_RIGHT_X_START		0xAD6C
478#define P2D_LEFT_DX			0xAD70
479#define P2D_LEFT_X_START		0xAD74
480#define P2D_Y_START			0xAD78
481#define P2D_Y_COUNT			0xAD7C
482
483#define CMD_NOP			(7 << 27)	/* %1111 << 27 */
484#define CMD_LINE		(3 << 27)	/* %0011 << 27 */
485#define CMD_RECT		(4 << 27)	/* %0010 << 27 */
486#define CMD_POLYGON		(5 << 27)	/* %0101 << 27 */
487#define CMD_BITBLT		(0 << 27)	/* %0000 << 27 */
488
489#define CMD_SKIP_TRANSFER_BYTES_1	(1 << 12)	/* %01 << 12 */
490#define CMD_SKIP_TRANSFER_BYTES_2	(2 << 12)	/* %10 << 12 */
491#define CMD_SKIP_TRANSFER_BYTES_3	(3 << 12)	/* %11 << 12 */
492
493#define CMD_TRANSFER_ALIGNMENT_BYTE	(0 << 10)	/* %00 << 10 */
494#define CMD_TRANSFER_ALIGNMENT_WORD	(1 << 10)	/* %01 << 10 */
495#define CMD_TRANSFER_ALIGNMENT_DOUBLEWORD	(2 << 10)	/* %10 << 10 */
496
497#define CMD_CHUNKY	(0 << 2)	/* %00 << 2 */
498#define CMD_HI_COLOR	(1 << 2)	/* %01 << 2 */
499#define CMD_TRUE_COLOR	(2 << 2)	/* %10 << 2 */
500
501#define ROP_FALSE	0x00
502#define ROP_NOR		0x10
503#define ROP_ONLYDST	0x20
504#define ROP_NOTSRC	0x30
505#define ROP_ONLYSRC	0x40
506#define ROP_NOTDST	0x50
507#define ROP_EOR		0x60
508#define ROP_NAND	0x70
509#define ROP_AND		0x80
510#define ROP_NEOR	0x90
511#define ROP_DST		0xA0
512#define ROP_NOTONLYSRC	0xB0
513#define ROP_SRC		0xC0
514#define ROP_NOTONLYDST	0xD0
515#define ROP_OR		0xE0
516#define ROP_TRUE	0xF0
517
518/* Pass-through */
519#if 0	/* XXX */
520#define PASS_ADDRESS		0x
521#define PASS_ADDRESS_W		0x
522#endif
523
524/* Video DAC */
525#define VDAC_ADDRESS		0x03C8
526#define VDAC_ADDRESS_W		0x03C8
527#define VDAC_ADDRESS_R		0x03C7
528#define VDAC_STATE		0x03C7
529#define VDAC_DATA		0x03C9
530#define VDAC_MASK		0x03C6
531
532
533#define WGfx(ba, idx, val) \
534	do { vgaw(ba, GCT_ADDRESS, idx); vgaw(ba, GCT_ADDRESS_W , val); } while (0)
535
536#define WSeq(ba, idx, val) \
537	do { vgaw(ba, SEQ_ADDRESS, idx); vgaw(ba, SEQ_ADDRESS_W , val); } while (0)
538
539#define WCrt(ba, idx, val) \
540	do { vgaw(ba, CRT_ADDRESS, idx); vgaw(ba, CRT_ADDRESS_W , val); } while (0)
541
542#define WAttr(ba, idx, val) \
543	do {	\
544		unsigned char tmp;\
545		tmp = vgar(ba, ACT_ADDRESS_RESET);\
546		__USE(tmp);\
547		vgaw(ba, ACT_ADDRESS_W, idx);\
548		vgaw(ba, ACT_ADDRESS_W, val);\
549	} while (0)
550
551
552#define SetTextPlane(ba, m) \
553	do { \
554		WGfx(ba, GCT_ID_READ_MAP_SELECT, m & 3 );\
555		WSeq(ba, SEQ_ID_MAP_MASK, (1 << (m & 3)));\
556	} while (0)
557
558
559/* Gfx engine busy wait */
560
561static inline void
562GfxBusyWait (volatile void *ba)
563{
564	int test;
565
566	do {
567		test = vgar32(ba, MR_SUBSYSTEM_STATUS_CNTL);
568		__asm volatile ("nop");
569	} while (!(test & (1 << 13)));
570}
571
572
573static inline void
574GfxFifoWait(volatile void *ba)
575{
576#if 0	/* XXX */
577	int test;
578
579	do {
580		test = vgar32(ba, MR_SUBSYSTEM_STATUS_CNTL);
581	} while (test & 0x0f);
582#endif
583}
584
585
586/* Special wakeup/passthrough registers on graphics boards
587 *
588 * The methods have diverged a bit for each board, so
589 * WPass(P) has been converted into a set of specific
590 * inline functions.
591 */
592
593static inline unsigned char
594RAttr(volatile void *ba, short idx)
595{
596
597	vgaw(ba, ACT_ADDRESS_W, idx);
598	delay(0);
599	return vgar(ba, ACT_ADDRESS_R);
600}
601
602static inline unsigned char
603RSeq(volatile void *ba, short idx)
604{
605	vgaw(ba, SEQ_ADDRESS, idx);
606	return vgar(ba, SEQ_ADDRESS_R);
607}
608
609static inline unsigned char
610RCrt(volatile void *ba, short idx)
611{
612	vgaw(ba, CRT_ADDRESS, idx);
613	return vgar(ba, CRT_ADDRESS_R);
614}
615
616static inline unsigned char
617RGfx(volatile void *ba, short idx)
618{
619	vgaw(ba, GCT_ADDRESS, idx);
620	return vgar(ba, GCT_ADDRESS_R);
621}
622
623#endif /* _GRF_CV3DREG_H */
624