blob: 8c54ba8fbdda2e0bd240f00e87d289d17430cbb9 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001#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
Eric Hustvedt9a5f0192006-06-20 14:36:41 -040091#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 << 4)
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
Linus Torvalds1da177e2005-04-16 15:20:36 -0700104#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
Dennis Munsie82c10f02006-06-20 14:55:55 -0400129#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
Linus Torvalds1da177e2005-04-16 15:20:36 -0700135
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
Dave Airlie3aff13c2006-03-31 17:08:52 +1000155#define DPLL_I9XX_P2_SHIFT 24
Linus Torvalds1da177e2005-04-16 15:20:36 -0700156#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
Linus Torvalds1da177e2005-04-16 15:20:36 -0700178#define MIN_CLOCK 25000
179#define MAX_CLOCK 350000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700180
Linus Torvalds1da177e2005-04-16 15:20:36 -0700181/* 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 PIPEACONF 0x70008
280#define PIPEBCONF 0x71008
281#define PIPECONF_ENABLE (1 << 31)
282#define PIPECONF_DISABLE 0
283#define PIPECONF_DOUBLE_WIDE (1 << 30)
284#define PIPECONF_SINGLE_WIDE 0
285#define PIPECONF_LOCKED (1 << 25)
286#define PIPECONF_UNLOCKED 0
287#define PIPECONF_GAMMA (1 << 24)
288#define PIPECONF_PALETTE 0
289
290#define DISPARB 0x70030
291#define DISPARB_AEND_MASK 0x1ff
292#define DISPARB_AEND_SHIFT 0
293#define DISPARB_BEND_MASK 0x3ff
294#define DISPARB_BEND_SHIFT 9
295
296/* Desktop HW cursor */
297#define CURSOR_CONTROL 0x70080
298#define CURSOR_ENABLE (1 << 31)
299#define CURSOR_GAMMA_ENABLE (1 << 30)
300#define CURSOR_STRIDE_MASK (0x3 << 28)
301#define CURSOR_STRIDE_256 (0x0 << 28)
302#define CURSOR_STRIDE_512 (0x1 << 28)
303#define CURSOR_STRIDE_1K (0x2 << 28)
304#define CURSOR_STRIDE_2K (0x3 << 28)
305#define CURSOR_FORMAT_MASK (0x7 << 24)
306#define CURSOR_FORMAT_2C (0x0 << 24)
307#define CURSOR_FORMAT_3C (0x1 << 24)
308#define CURSOR_FORMAT_4C (0x2 << 24)
309#define CURSOR_FORMAT_ARGB (0x4 << 24)
310#define CURSOR_FORMAT_XRGB (0x5 << 24)
311
312/* Mobile HW cursor (and i810) */
313#define CURSOR_A_CONTROL CURSOR_CONTROL
314#define CURSOR_B_CONTROL 0x700c0
315#define CURSOR_MODE_MASK 0x27
316#define CURSOR_MODE_DISABLE 0
317#define CURSOR_MODE_64_3C 0x04
318#define CURSOR_MODE_64_4C_AX 0x05
319#define CURSOR_MODE_64_4C 0x06
320#define CURSOR_MODE_64_32B_AX 0x07
321#define CURSOR_MODE_64_ARGB_AX 0x27
322#define CURSOR_PIPE_SELECT_SHIFT 28
323#define CURSOR_MOBILE_GAMMA_ENABLE (1 << 26)
324#define CURSOR_MEM_TYPE_LOCAL (1 << 25)
325
326/* All platforms (desktop has no pipe B) */
327#define CURSOR_A_BASEADDR 0x70084
328#define CURSOR_B_BASEADDR 0x700c4
329#define CURSOR_BASE_MASK 0xffffff00
330
331#define CURSOR_A_POSITION 0x70088
332#define CURSOR_B_POSITION 0x700c8
333#define CURSOR_POS_SIGN (1 << 15)
334#define CURSOR_POS_MASK 0x7ff
335#define CURSOR_X_SHIFT 0
336#define CURSOR_Y_SHIFT 16
337
338#define CURSOR_A_PALETTE0 0x70090
339#define CURSOR_A_PALETTE1 0x70094
340#define CURSOR_A_PALETTE2 0x70098
341#define CURSOR_A_PALETTE3 0x7009c
342#define CURSOR_B_PALETTE0 0x700d0
343#define CURSOR_B_PALETTE1 0x700d4
344#define CURSOR_B_PALETTE2 0x700d8
345#define CURSOR_B_PALETTE3 0x700dc
346#define CURSOR_COLOR_MASK 0xff
347#define CURSOR_RED_SHIFT 16
348#define CURSOR_GREEN_SHIFT 8
349#define CURSOR_BLUE_SHIFT 0
350#define CURSOR_PALETTE_MASK 0xffffff
351
352/* Desktop only */
353#define CURSOR_SIZE 0x700a0
354#define CURSOR_SIZE_MASK 0x3ff
355#define CURSOR_SIZE_H_SHIFT 0
356#define CURSOR_SIZE_V_SHIFT 12
357
358#define DSPACNTR 0x70180
359#define DSPBCNTR 0x71180
360#define DISPPLANE_PLANE_ENABLE (1 << 31)
361#define DISPPLANE_PLANE_DISABLE 0
362#define DISPPLANE_GAMMA_ENABLE (1<<30)
363#define DISPPLANE_GAMMA_DISABLE 0
364#define DISPPLANE_PIXFORMAT_MASK (0xf<<26)
365#define DISPPLANE_8BPP (0x2<<26)
366#define DISPPLANE_15_16BPP (0x4<<26)
367#define DISPPLANE_16BPP (0x5<<26)
368#define DISPPLANE_32BPP_NO_ALPHA (0x6<<26)
369#define DISPPLANE_32BPP (0x7<<26)
370#define DISPPLANE_STEREO_ENABLE (1<<25)
371#define DISPPLANE_STEREO_DISABLE 0
372#define DISPPLANE_SEL_PIPE_SHIFT 24
373#define DISPPLANE_SRC_KEY_ENABLE (1<<22)
374#define DISPPLANE_SRC_KEY_DISABLE 0
375#define DISPPLANE_LINE_DOUBLE (1<<20)
376#define DISPPLANE_NO_LINE_DOUBLE 0
377#define DISPPLANE_STEREO_POLARITY_FIRST 0
378#define DISPPLANE_STEREO_POLARITY_SECOND (1<<18)
379/* plane B only */
380#define DISPPLANE_ALPHA_TRANS_ENABLE (1<<15)
381#define DISPPLANE_ALPHA_TRANS_DISABLE 0
382#define DISPPLANE_SPRITE_ABOVE_DISPLAYA 0
383#define DISPPLANE_SPRITE_ABOVE_OVERLAY 1
384
385#define DSPABASE 0x70184
386#define DSPASTRIDE 0x70188
387
388#define DSPBBASE 0x71184
389#define DSPBSTRIDE 0x71188
390
391#define VGACNTRL 0x71400
392#define VGA_DISABLE (1 << 31)
393#define VGA_ENABLE 0
394#define VGA_PIPE_SELECT_SHIFT 29
395#define VGA_PALETTE_READ_SELECT 23
396#define VGA_PALETTE_A_WRITE_DISABLE (1 << 22)
397#define VGA_PALETTE_B_WRITE_DISABLE (1 << 21)
398#define VGA_LEGACY_PALETTE (1 << 20)
399#define VGA_6BIT_DAC 0
400#define VGA_8BIT_DAC (1 << 20)
401
402#define ADD_ID 0x71408
403#define ADD_ID_MASK 0xff
404
405/* BIOS scratch area registers (830M and 845G). */
406#define SWF0 0x71410
407#define SWF1 0x71414
408#define SWF2 0x71418
409#define SWF3 0x7141c
410#define SWF4 0x71420
411#define SWF5 0x71424
412#define SWF6 0x71428
413
414/* BIOS scratch area registers (852GM, 855GM, 865G). */
415#define SWF00 0x70410
416#define SWF01 0x70414
417#define SWF02 0x70418
418#define SWF03 0x7041c
419#define SWF04 0x70420
420#define SWF05 0x70424
421#define SWF06 0x70428
422
423#define SWF10 SWF0
424#define SWF11 SWF1
425#define SWF12 SWF2
426#define SWF13 SWF3
427#define SWF14 SWF4
428#define SWF15 SWF5
429#define SWF16 SWF6
430
431#define SWF30 0x72414
432#define SWF31 0x72418
433#define SWF32 0x7241c
434
435/* Memory Commands */
436#define MI_NOOP (0x00 << 23)
437#define MI_NOOP_WRITE_ID (1 << 22)
438#define MI_NOOP_ID_MASK ((1 << 22) - 1)
439
440#define MI_FLUSH (0x04 << 23)
441#define MI_WRITE_DIRTY_STATE (1 << 4)
442#define MI_END_SCENE (1 << 3)
443#define MI_INHIBIT_RENDER_CACHE_FLUSH (1 << 2)
444#define MI_INVALIDATE_MAP_CACHE (1 << 0)
445
446#define MI_STORE_DWORD_IMM ((0x20 << 23) | 1)
447
448/* 2D Commands */
449#define COLOR_BLT_CMD ((2 << 29) | (0x40 << 22) | 3)
450#define XY_COLOR_BLT_CMD ((2 << 29) | (0x50 << 22) | 4)
451#define XY_SETUP_CLIP_BLT_CMD ((2 << 29) | (0x03 << 22) | 1)
452#define XY_SRC_COPY_BLT_CMD ((2 << 29) | (0x53 << 22) | 6)
453#define SRC_COPY_BLT_CMD ((2 << 29) | (0x43 << 22) | 4)
454#define XY_MONO_PAT_BLT_CMD ((2 << 29) | (0x52 << 22) | 7)
455#define XY_MONO_SRC_BLT_CMD ((2 << 29) | (0x54 << 22) | 6)
456#define XY_MONO_SRC_IMM_BLT_CMD ((2 << 29) | (0x71 << 22) | 5)
457#define TXT_IMM_BLT_CMD ((2 << 29) | (0x30 << 22) | 2)
458#define SETUP_BLT_CMD ((2 << 29) | (0x00 << 22) | 6)
459
460#define DW_LENGTH_MASK 0xff
461
462#define WRITE_ALPHA (1 << 21)
463#define WRITE_RGB (1 << 20)
464#define VERT_SEED (3 << 8)
465#define HORIZ_SEED (3 << 12)
466
467#define COLOR_DEPTH_8 (0 << 24)
468#define COLOR_DEPTH_16 (1 << 24)
469#define COLOR_DEPTH_32 (3 << 24)
470
471#define SRC_ROP_GXCOPY 0xcc
472#define SRC_ROP_GXXOR 0x66
473
474#define PAT_ROP_GXCOPY 0xf0
475#define PAT_ROP_GXXOR 0x5a
476
477#define PITCH_SHIFT 0
478#define ROP_SHIFT 16
479#define WIDTH_SHIFT 0
480#define HEIGHT_SHIFT 16
481
482/* in bytes */
483#define MAX_MONO_IMM_SIZE 128
484
485
486/*** Macros ***/
487
488/* I/O macros */
489#define INREG8(addr) readb((u8 __iomem *)(dinfo->mmio_base + (addr)))
Eric Hustvedt3ce6fb42006-06-20 14:36:41 -0400490#define INREG16(addr) readw((u16 __iomem *)(dinfo->mmio_base + (addr)))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700491#define INREG(addr) readl((u32 __iomem *)(dinfo->mmio_base + (addr)))
492#define OUTREG8(addr, val) writeb((val),(u8 __iomem *)(dinfo->mmio_base + \
493 (addr)))
Eric Hustvedt3ce6fb42006-06-20 14:36:41 -0400494#define OUTREG16(addr, val) writew((val),(u16 __iomem *)(dinfo->mmio_base + \
495 (addr)))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700496#define OUTREG(addr, val) writel((val),(u32 __iomem *)(dinfo->mmio_base + \
497 (addr)))
498
499/* Ring buffer macros */
500#define OUT_RING(n) do { \
501 writel((n), (u32 __iomem *)(dinfo->ring.virtual + dinfo->ring_tail));\
502 dinfo->ring_tail += 4; \
503 dinfo->ring_tail &= dinfo->ring_tail_mask; \
504} while (0)
505
506#define START_RING(n) do { \
507 if (dinfo->ring_space < (n) * 4) \
508 wait_ring(dinfo,(n) * 4); \
509 dinfo->ring_space -= (n) * 4; \
510} while (0)
511
512#define ADVANCE_RING() do { \
513 OUTREG(PRI_RING_TAIL, dinfo->ring_tail); \
514} while (0)
515
516#define DO_RING_IDLE() do { \
517 u32 head, tail; \
518 do { \
519 head = INREG(PRI_RING_HEAD) & RING_HEAD_MASK; \
520 tail = INREG(PRI_RING_TAIL) & RING_TAIL_MASK; \
521 udelay(10); \
522 } while (head != tail); \
523} while (0)
524
525
526/* function protoypes */
Dave Airlied0249602006-03-20 20:26:45 +1100527extern int intelfbhw_get_chipset(struct pci_dev *pdev, struct intelfb_info *dinfo);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700528extern int intelfbhw_get_memory(struct pci_dev *pdev, int *aperture_size,
529 int *stolen_size);
530extern int intelfbhw_check_non_crt(struct intelfb_info *dinfo);
531extern const char *intelfbhw_dvo_to_string(int dvo);
532extern int intelfbhw_validate_mode(struct intelfb_info *dinfo,
533 struct fb_var_screeninfo *var);
534extern int intelfbhw_pan_display(struct fb_var_screeninfo *var,
535 struct fb_info *info);
536extern void intelfbhw_do_blank(int blank, struct fb_info *info);
537extern void intelfbhw_setcolreg(struct intelfb_info *dinfo, unsigned regno,
538 unsigned red, unsigned green, unsigned blue,
539 unsigned transp);
540extern int intelfbhw_read_hw_state(struct intelfb_info *dinfo,
541 struct intelfb_hwstate *hw, int flag);
542extern void intelfbhw_print_hw_state(struct intelfb_info *dinfo,
543 struct intelfb_hwstate *hw);
544extern int intelfbhw_mode_to_hw(struct intelfb_info *dinfo,
545 struct intelfb_hwstate *hw,
546 struct fb_var_screeninfo *var);
547extern int intelfbhw_program_mode(struct intelfb_info *dinfo,
548 const struct intelfb_hwstate *hw, int blank);
549extern void intelfbhw_do_sync(struct intelfb_info *dinfo);
550extern void intelfbhw_2d_stop(struct intelfb_info *dinfo);
551extern void intelfbhw_2d_start(struct intelfb_info *dinfo);
552extern void intelfbhw_do_fillrect(struct intelfb_info *dinfo, u32 x, u32 y,
553 u32 w, u32 h, u32 color, u32 pitch, u32 bpp,
554 u32 rop);
555extern void intelfbhw_do_bitblt(struct intelfb_info *dinfo, u32 curx, u32 cury,
556 u32 dstx, u32 dsty, u32 w, u32 h, u32 pitch,
557 u32 bpp);
558extern int intelfbhw_do_drawglyph(struct intelfb_info *dinfo, u32 fg, u32 bg,
559 u32 w, u32 h, const u8* cdat, u32 x, u32 y,
560 u32 pitch, u32 bpp);
561extern void intelfbhw_cursor_init(struct intelfb_info *dinfo);
562extern void intelfbhw_cursor_hide(struct intelfb_info *dinfo);
563extern void intelfbhw_cursor_show(struct intelfb_info *dinfo);
564extern void intelfbhw_cursor_setpos(struct intelfb_info *dinfo, int x, int y);
565extern void intelfbhw_cursor_setcolor(struct intelfb_info *dinfo, u32 bg,
566 u32 fg);
567extern void intelfbhw_cursor_load(struct intelfb_info *dinfo, int width,
568 int height, u8 *data);
569extern void intelfbhw_cursor_reset(struct intelfb_info *dinfo);
Eric Hustvedt76497572006-06-20 14:36:41 -0400570extern int intelfbhw_enable_irq(struct intelfb_info *dinfo, int reenable);
571extern void intelfbhw_disable_irq(struct intelfb_info *dinfo);
Eric Hustvedt37bced32006-06-20 14:36:42 -0400572extern int intelfbhw_wait_for_vsync(struct intelfb_info *dinfo, u32 pipe);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700573
574#endif /* _INTELFBHW_H */