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1 #ifndef _INTELFBHW_H
2 #define _INTELFBHW_H
3 
4 /* $DHD: intelfb/intelfbhw.h,v 1.5 2003/06/27 15:06:25 dawes Exp $ */
5 
6 
7 /*** HW-specific data ***/
8 
9 /* Information about the 852GM/855GM variants */
10 #define INTEL_85X_CAPID		0x44
11 #define INTEL_85X_VARIANT_MASK		0x7
12 #define INTEL_85X_VARIANT_SHIFT		5
13 #define INTEL_VAR_855GME		0x0
14 #define INTEL_VAR_855GM			0x4
15 #define INTEL_VAR_852GME		0x2
16 #define INTEL_VAR_852GM			0x5
17 
18 /* Information about DVO/LVDS Ports */
19 #define DVOA_PORT  0x1
20 #define DVOB_PORT  0x2
21 #define DVOC_PORT  0x4
22 #define LVDS_PORT  0x8
23 
24 /*
25  * The Bridge device's PCI config space has information about the
26  * fb aperture size and the amount of pre-reserved memory.
27  */
28 #define INTEL_GMCH_CTRL		0x52
29 #define INTEL_GMCH_ENABLED		0x4
30 #define INTEL_GMCH_MEM_MASK		0x1
31 #define INTEL_GMCH_MEM_64M		0x1
32 #define INTEL_GMCH_MEM_128M		0
33 
34 #define INTEL_830_GMCH_GMS_MASK		(0x7 << 4)
35 #define INTEL_830_GMCH_GMS_DISABLED	(0x0 << 4)
36 #define INTEL_830_GMCH_GMS_LOCAL	(0x1 << 4)
37 #define INTEL_830_GMCH_GMS_STOLEN_512	(0x2 << 4)
38 #define INTEL_830_GMCH_GMS_STOLEN_1024	(0x3 << 4)
39 #define INTEL_830_GMCH_GMS_STOLEN_8192	(0x4 << 4)
40 
41 #define INTEL_855_GMCH_GMS_MASK		(0x7 << 4)
42 #define INTEL_855_GMCH_GMS_DISABLED	(0x0 << 4)
43 #define INTEL_855_GMCH_GMS_STOLEN_1M	(0x1 << 4)
44 #define INTEL_855_GMCH_GMS_STOLEN_4M	(0x2 << 4)
45 #define INTEL_855_GMCH_GMS_STOLEN_8M	(0x3 << 4)
46 #define INTEL_855_GMCH_GMS_STOLEN_16M	(0x4 << 4)
47 #define INTEL_855_GMCH_GMS_STOLEN_32M	(0x5 << 4)
48 
49 #define INTEL_915G_GMCH_GMS_STOLEN_48M	(0x6 << 4)
50 #define INTEL_915G_GMCH_GMS_STOLEN_64M	(0x7 << 4)
51 
52 /* HW registers */
53 
54 /* Fence registers */
55 #define FENCE			0x2000
56 #define FENCE_NUM			8
57 
58 /* Primary ring buffer */
59 #define PRI_RING_TAIL		0x2030
60 #define RING_TAIL_MASK			0x001ffff8
61 #define RING_INUSE			0x1
62 
63 #define PRI_RING_HEAD		0x2034
64 #define RING_HEAD_WRAP_MASK		0x7ff
65 #define RING_HEAD_WRAP_SHIFT		21
66 #define RING_HEAD_MASK			0x001ffffc
67 
68 #define PRI_RING_START		0x2038
69 #define RING_START_MASK			0xfffff000
70 
71 #define PRI_RING_LENGTH		0x203c
72 #define RING_LENGTH_MASK		0x001ff000
73 #define RING_REPORT_MASK		(0x3 << 1)
74 #define RING_NO_REPORT			(0x0 << 1)
75 #define RING_REPORT_64K			(0x1 << 1)
76 #define RING_REPORT_4K			(0x2 << 1)
77 #define RING_REPORT_128K		(0x3 << 1)
78 #define RING_ENABLE			0x1
79 
80 /*
81  * Tail can't wrap to any closer than RING_MIN_FREE bytes of the head,
82  * and the last RING_MIN_FREE bytes need to be padded with MI_NOOP
83  */
84 #define RING_MIN_FREE			64
85 
86 #define IPEHR			0x2088
87 
88 #define INSTDONE		0x2090
89 #define PRI_RING_EMPTY			1
90 
91 #define HWSTAM			0x2098
92 #define IER			0x20A0
93 #define IIR			0x20A4
94 #define IMR			0x20A8
95 #define VSYNC_PIPE_A_INTERRUPT		(1 << 7)
96 #define PIPE_A_EVENT_INTERRUPT		(1 << 6)
97 #define VSYNC_PIPE_B_INTERRUPT		(1 << 5)
98 #define PIPE_B_EVENT_INTERRUPT		(1 << 4)
99 #define HOST_PORT_EVENT_INTERRUPT	(1 << 3)
100 #define CAPTURE_EVENT_INTERRUPT		(1 << 2)
101 #define USER_DEFINED_INTERRUPT		(1 << 1)
102 #define BREAKPOINT_INTERRUPT		1
103 
104 #define INSTPM			0x20c0
105 #define SYNC_FLUSH_ENABLE		(1 << 5)
106 
107 #define INSTPS			0x20c4
108 
109 #define MEM_MODE		0x20cc
110 
111 #define MASK_SHIFT			16
112 
113 #define FW_BLC_0		0x20d8
114 #define FW_DISPA_WM_SHIFT		0
115 #define FW_DISPA_WM_MASK		0x3f
116 #define FW_DISPA_BL_SHIFT		8
117 #define FW_DISPA_BL_MASK		0xf
118 #define FW_DISPB_WM_SHIFT		16
119 #define FW_DISPB_WM_MASK		0x1f
120 #define FW_DISPB_BL_SHIFT		24
121 #define FW_DISPB_BL_MASK		0x7
122 
123 #define FW_BLC_1		0x20dc
124 #define FW_DISPC_WM_SHIFT		0
125 #define FW_DISPC_WM_MASK		0x1f
126 #define FW_DISPC_BL_SHIFT		8
127 #define FW_DISPC_BL_MASK		0x7
128 
129 #define GPIOA             0x5010
130 #define GPIOB             0x5014
131 #define GPIOC             0x5018 /* this may be external DDC on i830 */
132 #define GPIOD             0x501C /* this is DVO DDC */
133 #define GPIOE             0x5020 /* this is DVO i2C */
134 #define GPIOF             0x5024
135 
136 /* PLL registers */
137 #define VGA0_DIVISOR		0x06000
138 #define VGA1_DIVISOR		0x06004
139 #define VGAPD			0x06010
140 #define VGAPD_0_P1_SHIFT		0
141 #define VGAPD_0_P1_FORCE_DIV2		(1 << 5)
142 #define VGAPD_0_P2_SHIFT		7
143 #define VGAPD_1_P1_SHIFT		8
144 #define VGAPD_1_P1_FORCE_DIV2		(1 << 13)
145 #define VGAPD_1_P2_SHIFT		15
146 
147 #define DPLL_A			0x06014
148 #define DPLL_B			0x06018
149 #define DPLL_VCO_ENABLE			(1 << 31)
150 #define DPLL_2X_CLOCK_ENABLE		(1 << 30)
151 #define DPLL_SYNCLOCK_ENABLE		(1 << 29)
152 #define DPLL_VGA_MODE_DISABLE		(1 << 28)
153 #define DPLL_P2_MASK			1
154 #define DPLL_P2_SHIFT			23
155 #define DPLL_I9XX_P2_SHIFT              24
156 #define DPLL_P1_FORCE_DIV2		(1 << 21)
157 #define DPLL_P1_MASK			0x1f
158 #define DPLL_P1_SHIFT			16
159 #define DPLL_REFERENCE_SELECT_MASK	(0x3 << 13)
160 #define DPLL_REFERENCE_DEFAULT		(0x0 << 13)
161 #define DPLL_REFERENCE_TVCLK		(0x2 << 13)
162 #define DPLL_RATE_SELECT_MASK		(1 << 8)
163 #define DPLL_RATE_SELECT_FP0		(0 << 8)
164 #define DPLL_RATE_SELECT_FP1		(1 << 8)
165 
166 #define FPA0			0x06040
167 #define FPA1			0x06044
168 #define FPB0			0x06048
169 #define FPB1			0x0604c
170 #define FP_DIVISOR_MASK			0x3f
171 #define FP_N_DIVISOR_SHIFT		16
172 #define FP_M1_DIVISOR_SHIFT		8
173 #define FP_M2_DIVISOR_SHIFT		0
174 
175 /* PLL parameters (these are for 852GM/855GM/865G, check earlier chips). */
176 /* Clock values are in units of kHz */
177 #define PLL_REFCLK		48000
178 #define MIN_CLOCK		25000
179 #define MAX_CLOCK		350000
180 
181 /* Two pipes */
182 #define PIPE_A			0
183 #define PIPE_B			1
184 #define PIPE_MASK		1
185 
186 /* palette registers */
187 #define PALETTE_A		0x0a000
188 #define PALETTE_B		0x0a800
189 #ifndef PALETTE_8_ENTRIES
190 #define PALETTE_8_ENTRIES		256
191 #endif
192 #define PALETTE_8_SIZE			(PALETTE_8_ENTRIES * 4)
193 #define PALETTE_10_ENTRIES		128
194 #define PALETTE_10_SIZE			(PALETTE_10_ENTRIES * 8)
195 #define PALETTE_8_MASK			0xff
196 #define PALETTE_8_RED_SHIFT		16
197 #define PALETTE_8_GREEN_SHIFT		8
198 #define PALETTE_8_BLUE_SHIFT		0
199 
200 /* CRTC registers */
201 #define HTOTAL_A		0x60000
202 #define HBLANK_A		0x60004
203 #define HSYNC_A			0x60008
204 #define VTOTAL_A		0x6000c
205 #define VBLANK_A		0x60010
206 #define VSYNC_A			0x60014
207 #define SRC_SIZE_A		0x6001c
208 #define BCLRPAT_A		0x60020
209 
210 #define HTOTAL_B		0x61000
211 #define HBLANK_B		0x61004
212 #define HSYNC_B			0x61008
213 #define VTOTAL_B		0x6100c
214 #define VBLANK_B		0x61010
215 #define VSYNC_B			0x61014
216 #define SRC_SIZE_B		0x6101c
217 #define BCLRPAT_B		0x61020
218 
219 #define HTOTAL_MASK			0xfff
220 #define HTOTAL_SHIFT			16
221 #define HACTIVE_MASK			0x7ff
222 #define HACTIVE_SHIFT			0
223 #define HBLANKEND_MASK			0xfff
224 #define HBLANKEND_SHIFT			16
225 #define HBLANKSTART_MASK		0xfff
226 #define HBLANKSTART_SHIFT		0
227 #define HSYNCEND_MASK			0xfff
228 #define HSYNCEND_SHIFT			16
229 #define HSYNCSTART_MASK			0xfff
230 #define HSYNCSTART_SHIFT		0
231 #define VTOTAL_MASK			0xfff
232 #define VTOTAL_SHIFT			16
233 #define VACTIVE_MASK			0x7ff
234 #define VACTIVE_SHIFT			0
235 #define VBLANKEND_MASK			0xfff
236 #define VBLANKEND_SHIFT			16
237 #define VBLANKSTART_MASK		0xfff
238 #define VBLANKSTART_SHIFT		0
239 #define VSYNCEND_MASK			0xfff
240 #define VSYNCEND_SHIFT			16
241 #define VSYNCSTART_MASK			0xfff
242 #define VSYNCSTART_SHIFT		0
243 #define SRC_SIZE_HORIZ_MASK		0x7ff
244 #define SRC_SIZE_HORIZ_SHIFT		16
245 #define SRC_SIZE_VERT_MASK		0x7ff
246 #define SRC_SIZE_VERT_SHIFT		0
247 
248 #define ADPA			0x61100
249 #define ADPA_DAC_ENABLE			(1 << 31)
250 #define ADPA_DAC_DISABLE		0
251 #define ADPA_PIPE_SELECT_SHIFT		30
252 #define ADPA_USE_VGA_HVPOLARITY		(1 << 15)
253 #define ADPA_SETS_HVPOLARITY		0
254 #define ADPA_DPMS_CONTROL_MASK		(0x3 << 10)
255 #define ADPA_DPMS_D0			(0x0 << 10)
256 #define ADPA_DPMS_D2			(0x1 << 10)
257 #define ADPA_DPMS_D1			(0x2 << 10)
258 #define ADPA_DPMS_D3			(0x3 << 10)
259 #define ADPA_VSYNC_ACTIVE_SHIFT		4
260 #define ADPA_HSYNC_ACTIVE_SHIFT		3
261 #define ADPA_SYNC_ACTIVE_MASK		1
262 #define ADPA_SYNC_ACTIVE_HIGH		1
263 #define ADPA_SYNC_ACTIVE_LOW		0
264 
265 #define DVOA			0x61120
266 #define DVOB			0x61140
267 #define DVOC			0x61160
268 #define LVDS			0x61180
269 #define PORT_ENABLE		        (1 << 31)
270 #define PORT_PIPE_SELECT_SHIFT	        30
271 #define PORT_TV_FLAGS_MASK              0xFF
272 #define PORT_TV_FLAGS                   0xC4	/* ripped from my BIOS
273 						   to understand and correct */
274 
275 #define DVOA_SRCDIM		0x61124
276 #define DVOB_SRCDIM		0x61144
277 #define DVOC_SRCDIM		0x61164
278 
279 #define PIPEA_DSL		0x70000
280 #define PIPEB_DSL		0x71000
281 #define PIPEACONF		0x70008
282 #define PIPEBCONF		0x71008
283 #define PIPEASTAT		0x70024 /* bits 0-15 are "write 1 to clear" */
284 #define PIPEBSTAT		0x71024
285 
286 #define PIPECONF_ENABLE			(1 << 31)
287 #define PIPECONF_DISABLE		0
288 #define PIPECONF_DOUBLE_WIDE		(1 << 30)
289 #define PIPECONF_SINGLE_WIDE		0
290 #define PIPECONF_LOCKED			(1 << 25)
291 #define PIPECONF_UNLOCKED		0
292 #define PIPECONF_GAMMA			(1 << 24)
293 #define PIPECONF_PALETTE		0
294 #define PIPECONF_PROGRESSIVE			(0 << 21)
295 #define PIPECONF_INTERLACE_W_FIELD_INDICATION	(6 << 21)
296 #define PIPECONF_INTERLACE_FIELD_0_ONLY		(7 << 21)
297 #define PIPECONF_INTERLACE_MASK			(7 << 21)
298 
299 /* enable bits, write 1 to enable */
300 #define PIPESTAT_FIFO_UNDERRUN		(1 << 31)
301 #define PIPESTAT_CRC_ERROR_EN		(1 << 29)
302 #define PIPESTAT_CRC_DONE_EN		(1 << 28)
303 #define PIPESTAT_HOTPLUG_EN		(1 << 26)
304 #define PIPESTAT_VERTICAL_SYNC_EN	(1 << 25)
305 #define PIPESTAT_DISPLINE_COMP_EN	(1 << 24)
306 #define PIPESTAT_FLD_EVT_ODD_EN		(1 << 21)
307 #define PIPESTAT_FLD_EVT_EVEN_EN	(1 << 20)
308 #define PIPESTAT_TV_HOTPLUG_EN		(1 << 18)
309 #define PIPESTAT_VBLANK_EN		(1 << 17)
310 #define PIPESTAT_OVL_UPDATE_EN		(1 << 16)
311 /* status bits, write 1 to clear */
312 #define PIPESTAT_HOTPLUG_STATE		(1 << 15)
313 #define PIPESTAT_CRC_ERROR		(1 << 13)
314 #define PIPESTAT_CRC_DONE		(1 << 12)
315 #define PIPESTAT_HOTPLUG		(1 << 10)
316 #define PIPESTAT_VSYNC			(1 << 9)
317 #define PIPESTAT_DISPLINE_COMP		(1 << 8)
318 #define PIPESTAT_FLD_EVT_ODD		(1 << 5)
319 #define PIPESTAT_FLD_EVT_EVEN		(1 << 4)
320 #define PIPESTAT_TV_HOTPLUG		(1 << 2)
321 #define PIPESTAT_VBLANK			(1 << 1)
322 #define PIPESTAT_OVL_UPDATE		(1 << 0)
323 
324 #define DISPARB			0x70030
325 #define DISPARB_AEND_MASK		0x1ff
326 #define DISPARB_AEND_SHIFT		0
327 #define DISPARB_BEND_MASK		0x3ff
328 #define DISPARB_BEND_SHIFT		9
329 
330 /* Desktop HW cursor */
331 #define CURSOR_CONTROL		0x70080
332 #define CURSOR_ENABLE			(1 << 31)
333 #define CURSOR_GAMMA_ENABLE		(1 << 30)
334 #define CURSOR_STRIDE_MASK		(0x3 << 28)
335 #define CURSOR_STRIDE_256		(0x0 << 28)
336 #define CURSOR_STRIDE_512		(0x1 << 28)
337 #define CURSOR_STRIDE_1K		(0x2 << 28)
338 #define CURSOR_STRIDE_2K		(0x3 << 28)
339 #define CURSOR_FORMAT_MASK		(0x7 << 24)
340 #define CURSOR_FORMAT_2C		(0x0 << 24)
341 #define CURSOR_FORMAT_3C		(0x1 << 24)
342 #define CURSOR_FORMAT_4C		(0x2 << 24)
343 #define CURSOR_FORMAT_ARGB		(0x4 << 24)
344 #define CURSOR_FORMAT_XRGB		(0x5 << 24)
345 
346 /* Mobile HW cursor (and i810) */
347 #define CURSOR_A_CONTROL	CURSOR_CONTROL
348 #define CURSOR_B_CONTROL	0x700c0
349 #define CURSOR_MODE_MASK		0x27
350 #define CURSOR_MODE_DISABLE		0
351 #define CURSOR_MODE_64_3C		0x04
352 #define CURSOR_MODE_64_4C_AX		0x05
353 #define CURSOR_MODE_64_4C		0x06
354 #define CURSOR_MODE_64_32B_AX		0x07
355 #define CURSOR_MODE_64_ARGB_AX		0x27
356 #define CURSOR_PIPE_SELECT_SHIFT	28
357 #define CURSOR_MOBILE_GAMMA_ENABLE	(1 << 26)
358 #define CURSOR_MEM_TYPE_LOCAL		(1 << 25)
359 
360 /* All platforms (desktop has no pipe B) */
361 #define CURSOR_A_BASEADDR	0x70084
362 #define CURSOR_B_BASEADDR	0x700c4
363 #define CURSOR_BASE_MASK		0xffffff00
364 
365 #define CURSOR_A_POSITION	0x70088
366 #define CURSOR_B_POSITION	0x700c8
367 #define CURSOR_POS_SIGN			(1 << 15)
368 #define CURSOR_POS_MASK			0x7ff
369 #define CURSOR_X_SHIFT			0
370 #define CURSOR_Y_SHIFT			16
371 
372 #define CURSOR_A_PALETTE0	0x70090
373 #define CURSOR_A_PALETTE1	0x70094
374 #define CURSOR_A_PALETTE2	0x70098
375 #define CURSOR_A_PALETTE3	0x7009c
376 #define CURSOR_B_PALETTE0	0x700d0
377 #define CURSOR_B_PALETTE1	0x700d4
378 #define CURSOR_B_PALETTE2	0x700d8
379 #define CURSOR_B_PALETTE3	0x700dc
380 #define CURSOR_COLOR_MASK			0xff
381 #define CURSOR_RED_SHIFT			16
382 #define CURSOR_GREEN_SHIFT			8
383 #define CURSOR_BLUE_SHIFT			0
384 #define CURSOR_PALETTE_MASK			0xffffff
385 
386 /* Desktop only */
387 #define CURSOR_SIZE		0x700a0
388 #define CURSOR_SIZE_MASK		0x3ff
389 #define CURSOR_SIZE_H_SHIFT		0
390 #define CURSOR_SIZE_V_SHIFT		12
391 
392 #define DSPACNTR		0x70180
393 #define DSPBCNTR		0x71180
394 #define DISPPLANE_PLANE_ENABLE		(1 << 31)
395 #define DISPPLANE_PLANE_DISABLE		0
396 #define DISPPLANE_GAMMA_ENABLE		(1<<30)
397 #define DISPPLANE_GAMMA_DISABLE		0
398 #define DISPPLANE_PIXFORMAT_MASK	(0xf<<26)
399 #define DISPPLANE_8BPP			(0x2<<26)
400 #define DISPPLANE_15_16BPP		(0x4<<26)
401 #define DISPPLANE_16BPP			(0x5<<26)
402 #define DISPPLANE_32BPP_NO_ALPHA	(0x6<<26)
403 #define DISPPLANE_32BPP			(0x7<<26)
404 #define DISPPLANE_STEREO_ENABLE		(1<<25)
405 #define DISPPLANE_STEREO_DISABLE	0
406 #define DISPPLANE_SEL_PIPE_SHIFT	24
407 #define DISPPLANE_SRC_KEY_ENABLE	(1<<22)
408 #define DISPPLANE_SRC_KEY_DISABLE	0
409 #define DISPPLANE_LINE_DOUBLE		(1<<20)
410 #define DISPPLANE_NO_LINE_DOUBLE	0
411 #define DISPPLANE_STEREO_POLARITY_FIRST	0
412 #define DISPPLANE_STEREO_POLARITY_SECOND (1<<18)
413 /* plane B only */
414 #define DISPPLANE_ALPHA_TRANS_ENABLE	(1<<15)
415 #define DISPPLANE_ALPHA_TRANS_DISABLE	0
416 #define DISPPLANE_SPRITE_ABOVE_DISPLAYA	0
417 #define DISPPLANE_SPRITE_ABOVE_OVERLAY	1
418 
419 #define DSPABASE		0x70184
420 #define DSPASTRIDE		0x70188
421 
422 #define DSPBBASE		0x71184
423 #define DSPBSTRIDE		0x71188
424 
425 #define VGACNTRL		0x71400
426 #define VGA_DISABLE			(1 << 31)
427 #define VGA_ENABLE			0
428 #define VGA_PIPE_SELECT_SHIFT		29
429 #define VGA_PALETTE_READ_SELECT		23
430 #define VGA_PALETTE_A_WRITE_DISABLE	(1 << 22)
431 #define VGA_PALETTE_B_WRITE_DISABLE	(1 << 21)
432 #define VGA_LEGACY_PALETTE		(1 << 20)
433 #define VGA_6BIT_DAC			0
434 #define VGA_8BIT_DAC			(1 << 20)
435 
436 #define ADD_ID			0x71408
437 #define ADD_ID_MASK			0xff
438 
439 /* BIOS scratch area registers (830M and 845G). */
440 #define SWF0			0x71410
441 #define SWF1			0x71414
442 #define SWF2			0x71418
443 #define SWF3			0x7141c
444 #define SWF4			0x71420
445 #define SWF5			0x71424
446 #define SWF6			0x71428
447 
448 /* BIOS scratch area registers (852GM, 855GM, 865G). */
449 #define SWF00			0x70410
450 #define SWF01			0x70414
451 #define SWF02			0x70418
452 #define SWF03			0x7041c
453 #define SWF04			0x70420
454 #define SWF05			0x70424
455 #define SWF06			0x70428
456 
457 #define SWF10			SWF0
458 #define SWF11			SWF1
459 #define SWF12			SWF2
460 #define SWF13			SWF3
461 #define SWF14			SWF4
462 #define SWF15			SWF5
463 #define SWF16			SWF6
464 
465 #define SWF30			0x72414
466 #define SWF31			0x72418
467 #define SWF32			0x7241c
468 
469 /* Memory Commands */
470 #define MI_NOOP			(0x00 << 23)
471 #define MI_NOOP_WRITE_ID		(1 << 22)
472 #define MI_NOOP_ID_MASK			((1 << 22) - 1)
473 
474 #define MI_FLUSH		(0x04 << 23)
475 #define MI_WRITE_DIRTY_STATE		(1 << 4)
476 #define MI_END_SCENE			(1 << 3)
477 #define MI_INHIBIT_RENDER_CACHE_FLUSH	(1 << 2)
478 #define MI_INVALIDATE_MAP_CACHE		(1 << 0)
479 
480 #define MI_STORE_DWORD_IMM	((0x20 << 23) | 1)
481 
482 /* 2D Commands */
483 #define COLOR_BLT_CMD		((2 << 29) | (0x40 << 22) | 3)
484 #define XY_COLOR_BLT_CMD	((2 << 29) | (0x50 << 22) | 4)
485 #define XY_SETUP_CLIP_BLT_CMD	((2 << 29) | (0x03 << 22) | 1)
486 #define XY_SRC_COPY_BLT_CMD	((2 << 29) | (0x53 << 22) | 6)
487 #define SRC_COPY_BLT_CMD	((2 << 29) | (0x43 << 22) | 4)
488 #define XY_MONO_PAT_BLT_CMD	((2 << 29) | (0x52 << 22) | 7)
489 #define XY_MONO_SRC_BLT_CMD	((2 << 29) | (0x54 << 22) | 6)
490 #define XY_MONO_SRC_IMM_BLT_CMD	((2 << 29) | (0x71 << 22) | 5)
491 #define TXT_IMM_BLT_CMD	        ((2 << 29) | (0x30 << 22) | 2)
492 #define SETUP_BLT_CMD	        ((2 << 29) | (0x00 << 22) | 6)
493 
494 #define DW_LENGTH_MASK			0xff
495 
496 #define WRITE_ALPHA			(1 << 21)
497 #define WRITE_RGB			(1 << 20)
498 #define VERT_SEED			(3 << 8)
499 #define HORIZ_SEED			(3 << 12)
500 
501 #define COLOR_DEPTH_8			(0 << 24)
502 #define COLOR_DEPTH_16			(1 << 24)
503 #define COLOR_DEPTH_32			(3 << 24)
504 
505 #define SRC_ROP_GXCOPY			0xcc
506 #define SRC_ROP_GXXOR			0x66
507 
508 #define PAT_ROP_GXCOPY                  0xf0
509 #define PAT_ROP_GXXOR                   0x5a
510 
511 #define PITCH_SHIFT			0
512 #define ROP_SHIFT			16
513 #define WIDTH_SHIFT			0
514 #define HEIGHT_SHIFT			16
515 
516 /* in bytes */
517 #define MAX_MONO_IMM_SIZE		128
518 
519 
520 /*** Macros ***/
521 
522 /* I/O macros */
523 #define INREG8(addr)	      readb((u8 __iomem *)(dinfo->mmio_base + (addr)))
524 #define INREG16(addr)	      readw((u16 __iomem *)(dinfo->mmio_base + (addr)))
525 #define INREG(addr)	      readl((u32 __iomem *)(dinfo->mmio_base + (addr)))
526 #define OUTREG8(addr, val)    writeb((val),(u8 __iomem *)(dinfo->mmio_base + \
527 							   (addr)))
528 #define OUTREG16(addr, val)    writew((val),(u16 __iomem *)(dinfo->mmio_base + \
529 							   (addr)))
530 #define OUTREG(addr, val)     writel((val),(u32 __iomem *)(dinfo->mmio_base + \
531                                      (addr)))
532 
533 /* Ring buffer macros */
534 #define OUT_RING(n)	do {						\
535 	writel((n), (u32 __iomem *)(dinfo->ring.virtual + dinfo->ring_tail));\
536 	dinfo->ring_tail += 4;						\
537 	dinfo->ring_tail &= dinfo->ring_tail_mask;			\
538 } while (0)
539 
540 #define START_RING(n)	do {						\
541 	if (dinfo->ring_space < (n) * 4)				\
542 		wait_ring(dinfo,(n) * 4);				\
543 	dinfo->ring_space -= (n) * 4;					\
544 } while (0)
545 
546 #define ADVANCE_RING()	do {						\
547 	OUTREG(PRI_RING_TAIL, dinfo->ring_tail);                        \
548 } while (0)
549 
550 #define DO_RING_IDLE()	do {						\
551 	u32 head, tail;							\
552 	do {								\
553 		head = INREG(PRI_RING_HEAD) & RING_HEAD_MASK;		\
554 		tail = INREG(PRI_RING_TAIL) & RING_TAIL_MASK;		\
555 		udelay(10);						\
556 	} while (head != tail);						\
557 } while (0)
558 
559 
560 /* function protoypes */
561 extern int intelfbhw_get_chipset(struct pci_dev *pdev, struct intelfb_info *dinfo);
562 extern int intelfbhw_get_memory(struct pci_dev *pdev, int *aperture_size,
563 				int *stolen_size);
564 extern int intelfbhw_check_non_crt(struct intelfb_info *dinfo);
565 extern const char *intelfbhw_dvo_to_string(int dvo);
566 extern int intelfbhw_validate_mode(struct intelfb_info *dinfo,
567 				   struct fb_var_screeninfo *var);
568 extern int intelfbhw_pan_display(struct fb_var_screeninfo *var,
569 				 struct fb_info *info);
570 extern void intelfbhw_do_blank(int blank, struct fb_info *info);
571 extern void intelfbhw_setcolreg(struct intelfb_info *dinfo, unsigned regno,
572 				unsigned red, unsigned green, unsigned blue,
573 				unsigned transp);
574 extern int intelfbhw_read_hw_state(struct intelfb_info *dinfo,
575 				   struct intelfb_hwstate *hw, int flag);
576 extern void intelfbhw_print_hw_state(struct intelfb_info *dinfo,
577 				     struct intelfb_hwstate *hw);
578 extern int intelfbhw_mode_to_hw(struct intelfb_info *dinfo,
579 				struct intelfb_hwstate *hw,
580 				struct fb_var_screeninfo *var);
581 extern int intelfbhw_program_mode(struct intelfb_info *dinfo,
582 				  const struct intelfb_hwstate *hw, int blank);
583 extern void intelfbhw_do_sync(struct intelfb_info *dinfo);
584 extern void intelfbhw_2d_stop(struct intelfb_info *dinfo);
585 extern void intelfbhw_2d_start(struct intelfb_info *dinfo);
586 extern void intelfbhw_do_fillrect(struct intelfb_info *dinfo, u32 x, u32 y,
587 				  u32 w, u32 h, u32 color, u32 pitch, u32 bpp,
588 				  u32 rop);
589 extern void intelfbhw_do_bitblt(struct intelfb_info *dinfo, u32 curx, u32 cury,
590 				u32 dstx, u32 dsty, u32 w, u32 h, u32 pitch,
591 				u32 bpp);
592 extern int intelfbhw_do_drawglyph(struct intelfb_info *dinfo, u32 fg, u32 bg,
593 				  u32 w, u32 h, const u8* cdat, u32 x, u32 y,
594 				  u32 pitch, u32 bpp);
595 extern void intelfbhw_cursor_init(struct intelfb_info *dinfo);
596 extern void intelfbhw_cursor_hide(struct intelfb_info *dinfo);
597 extern void intelfbhw_cursor_show(struct intelfb_info *dinfo);
598 extern void intelfbhw_cursor_setpos(struct intelfb_info *dinfo, int x, int y);
599 extern void intelfbhw_cursor_setcolor(struct intelfb_info *dinfo, u32 bg,
600 				      u32 fg);
601 extern void intelfbhw_cursor_load(struct intelfb_info *dinfo, int width,
602 				  int height, u8 *data);
603 extern void intelfbhw_cursor_reset(struct intelfb_info *dinfo);
604 extern int intelfbhw_enable_irq(struct intelfb_info *dinfo);
605 extern void intelfbhw_disable_irq(struct intelfb_info *dinfo);
606 extern int intelfbhw_wait_for_vsync(struct intelfb_info *dinfo, u32 pipe);
607 
608 #endif /* _INTELFBHW_H */
609