4 /* $DHD: intelfb/intelfbhw.h,v 1.5 2003/06/27 15:06:25 dawes Exp $ */
7 /*** HW-specific data ***/
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
18 /* Information about DVO/LVDS Ports */
25 * The Bridge device's PCI config space has information about the
26 * fb aperture size and the amount of pre-reserved memory.
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
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)
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)
49 #define INTEL_915G_GMCH_GMS_STOLEN_48M (0x6 << 4)
50 #define INTEL_915G_GMCH_GMS_STOLEN_64M (0x7 << 4)
58 /* Primary ring buffer */
59 #define PRI_RING_TAIL 0x2030
60 #define RING_TAIL_MASK 0x001ffff8
61 #define RING_INUSE 0x1
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
68 #define PRI_RING_START 0x2038
69 #define RING_START_MASK 0xfffff000
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
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
84 #define RING_MIN_FREE 64
88 #define INSTDONE 0x2090
89 #define PRI_RING_EMPTY 1
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
104 #define INSTPM 0x20c0
105 #define SYNC_FLUSH_ENABLE (1 << 5)
107 #define INSTPS 0x20c4
109 #define MEM_MODE 0x20cc
111 #define MASK_SHIFT 16
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
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
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 */
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
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)
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
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
186 /* palette registers */
187 #define PALETTE_A 0x0a000
188 #define PALETTE_B 0x0a800
189 #ifndef PALETTE_8_ENTRIES
190 #define PALETTE_8_ENTRIES 256
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
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
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
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
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
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 */
275 #define DVOA_SRCDIM 0x61124
276 #define DVOB_SRCDIM 0x61144
277 #define DVOC_SRCDIM 0x61164
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
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)
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)
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
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)
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)
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
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
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
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
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)
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
419 #define DSPABASE 0x70184
420 #define DSPASTRIDE 0x70188
422 #define DSPBBASE 0x71184
423 #define DSPBSTRIDE 0x71188
425 #define VGACNTRL 0x71400
426 #define VGA_DISABLE (1 << 31)
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)
436 #define ADD_ID 0x71408
437 #define ADD_ID_MASK 0xff
439 /* BIOS scratch area registers (830M and 845G). */
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
465 #define SWF30 0x72414
466 #define SWF31 0x72418
467 #define SWF32 0x7241c
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)
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)
480 #define MI_STORE_DWORD_IMM ((0x20 << 23) | 1)
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)
494 #define DW_LENGTH_MASK 0xff
496 #define WRITE_ALPHA (1 << 21)
497 #define WRITE_RGB (1 << 20)
498 #define VERT_SEED (3 << 8)
499 #define HORIZ_SEED (3 << 12)
501 #define COLOR_DEPTH_8 (0 << 24)
502 #define COLOR_DEPTH_16 (1 << 24)
503 #define COLOR_DEPTH_32 (3 << 24)
505 #define SRC_ROP_GXCOPY 0xcc
506 #define SRC_ROP_GXXOR 0x66
508 #define PAT_ROP_GXCOPY 0xf0
509 #define PAT_ROP_GXXOR 0x5a
511 #define PITCH_SHIFT 0
513 #define WIDTH_SHIFT 0
514 #define HEIGHT_SHIFT 16
517 #define MAX_MONO_IMM_SIZE 128
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 + \
528 #define OUTREG16(addr, val) writew((val),(u16 __iomem *)(dinfo->mmio_base + \
530 #define OUTREG(addr, val) writel((val),(u32 __iomem *)(dinfo->mmio_base + \
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; \
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; \
546 #define ADVANCE_RING() do { \
547 OUTREG(PRI_RING_TAIL, dinfo->ring_tail); \
550 #define DO_RING_IDLE() do { \
553 head = INREG(PRI_RING_HEAD) & RING_HEAD_MASK; \
554 tail = INREG(PRI_RING_TAIL) & RING_TAIL_MASK; \
556 } while (head != tail); \
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,
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,
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,
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,
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,
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,
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);
608 #endif /* _INTELFBHW_H */