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ia64/kvm: compilation fix. export account_system_vtime.
[pv_ops_mirror.git] / drivers / char / drm / i915_drv.h
blobdb7001f22561f6ea1a1f745b512e4bf51fd6e8c7
1 /* i915_drv.h -- Private header for the I915 driver -*- linux-c -*-
2 */
3 /*
4 *
5 * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
6 * All Rights Reserved.
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the
10 * "Software"), to deal in the Software without restriction, including
11 * without limitation the rights to use, copy, modify, merge, publish,
12 * distribute, sub license, and/or sell copies of the Software, and to
13 * permit persons to whom the Software is furnished to do so, subject to
14 * the following conditions:
15 *
16 * The above copyright notice and this permission notice (including the
17 * next paragraph) shall be included in all copies or substantial portions
18 * of the Software.
19 *
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
21 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
23 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
24 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
25 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
26 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 *
28 */
29
30 #ifndef _I915_DRV_H_
31 #define _I915_DRV_H_
32
33 /* General customization:
34 */
35
36 #define DRIVER_AUTHOR "Tungsten Graphics, Inc."
37
38 #define DRIVER_NAME "i915"
39 #define DRIVER_DESC "Intel Graphics"
40 #define DRIVER_DATE "20060119"
41
42 /* Interface history:
43 *
44 * 1.1: Original.
45 * 1.2: Add Power Management
46 * 1.3: Add vblank support
47 * 1.4: Fix cmdbuffer path, add heap destroy
48 * 1.5: Add vblank pipe configuration
49 * 1.6: - New ioctl for scheduling buffer swaps on vertical blank
50 * - Support vertical blank on secondary display pipe
51 */
52 #define DRIVER_MAJOR 1
53 #define DRIVER_MINOR 6
54 #define DRIVER_PATCHLEVEL 0
55
56 typedef struct _drm_i915_ring_buffer {
57 int tail_mask;
58 unsigned long Start;
59 unsigned long End;
60 unsigned long Size;
61 u8 *virtual_start;
62 int head;
63 int tail;
64 int space;
65 drm_local_map_t map;
66 } drm_i915_ring_buffer_t;
67
68 struct mem_block {
69 struct mem_block *next;
70 struct mem_block *prev;
71 int start;
72 int size;
73 struct drm_file *file_priv; /* NULL: free, -1: heap, other: real files */
74 };
75
76 typedef struct _drm_i915_vbl_swap {
77 struct list_head head;
78 drm_drawable_t drw_id;
79 unsigned int plane;
80 unsigned int sequence;
81 int flip;
82 } drm_i915_vbl_swap_t;
83
84 typedef struct drm_i915_private {
85 drm_local_map_t *sarea;
86 drm_local_map_t *mmio_map;
87
88 drm_i915_sarea_t *sarea_priv;
89 drm_i915_ring_buffer_t ring;
90
91 drm_dma_handle_t *status_page_dmah;
92 void *hw_status_page;
93 dma_addr_t dma_status_page;
94 uint32_t counter;
95 unsigned int status_gfx_addr;
96 drm_local_map_t hws_map;
97
98 unsigned int cpp;
99 int back_offset;
100 int front_offset;
101 int current_page;
102 int page_flipping;
103 int use_mi_batchbuffer_start;
104
105 wait_queue_head_t irq_queue;
106 atomic_t irq_received;
107 atomic_t irq_emited;
108
109 int tex_lru_log_granularity;
110 int allow_batchbuffer;
111 struct mem_block *agp_heap;
112 unsigned int sr01, adpa, ppcr, dvob, dvoc, lvds;
113 int vblank_pipe;
114 spinlock_t user_irq_lock;
115 int user_irq_refcount;
116 int fence_irq_on;
117 uint32_t irq_enable_reg;
118 int irq_enabled;
119
120 spinlock_t swaps_lock;
121 drm_i915_vbl_swap_t vbl_swaps;
122 unsigned int swaps_pending;
123
124 /* Register state */
125 u8 saveLBB;
126 u32 saveDSPACNTR;
127 u32 saveDSPBCNTR;
128 u32 savePIPEACONF;
129 u32 savePIPEBCONF;
130 u32 savePIPEASRC;
131 u32 savePIPEBSRC;
132 u32 saveFPA0;
133 u32 saveFPA1;
134 u32 saveDPLL_A;
135 u32 saveDPLL_A_MD;
136 u32 saveHTOTAL_A;
137 u32 saveHBLANK_A;
138 u32 saveHSYNC_A;
139 u32 saveVTOTAL_A;
140 u32 saveVBLANK_A;
141 u32 saveVSYNC_A;
142 u32 saveBCLRPAT_A;
143 u32 savePIPEASTAT;
144 u32 saveDSPASTRIDE;
145 u32 saveDSPASIZE;
146 u32 saveDSPAPOS;
147 u32 saveDSPABASE;
148 u32 saveDSPASURF;
149 u32 saveDSPATILEOFF;
150 u32 savePFIT_PGM_RATIOS;
151 u32 saveBLC_PWM_CTL;
152 u32 saveBLC_PWM_CTL2;
153 u32 saveFPB0;
154 u32 saveFPB1;
155 u32 saveDPLL_B;
156 u32 saveDPLL_B_MD;
157 u32 saveHTOTAL_B;
158 u32 saveHBLANK_B;
159 u32 saveHSYNC_B;
160 u32 saveVTOTAL_B;
161 u32 saveVBLANK_B;
162 u32 saveVSYNC_B;
163 u32 saveBCLRPAT_B;
164 u32 savePIPEBSTAT;
165 u32 saveDSPBSTRIDE;
166 u32 saveDSPBSIZE;
167 u32 saveDSPBPOS;
168 u32 saveDSPBBASE;
169 u32 saveDSPBSURF;
170 u32 saveDSPBTILEOFF;
171 u32 saveVCLK_DIVISOR_VGA0;
172 u32 saveVCLK_DIVISOR_VGA1;
173 u32 saveVCLK_POST_DIV;
174 u32 saveVGACNTRL;
175 u32 saveADPA;
176 u32 saveLVDS;
177 u32 saveLVDSPP_ON;
178 u32 saveLVDSPP_OFF;
179 u32 saveDVOA;
180 u32 saveDVOB;
181 u32 saveDVOC;
182 u32 savePP_ON;
183 u32 savePP_OFF;
184 u32 savePP_CONTROL;
185 u32 savePP_CYCLE;
186 u32 savePFIT_CONTROL;
187 u32 save_palette_a[256];
188 u32 save_palette_b[256];
189 u32 saveFBC_CFB_BASE;
190 u32 saveFBC_LL_BASE;
191 u32 saveFBC_CONTROL;
192 u32 saveFBC_CONTROL2;
193 u32 saveIER;
194 u32 saveIIR;
195 u32 saveIMR;
196 u32 saveCACHE_MODE_0;
197 u32 saveDSPCLK_GATE_D;
198 u32 saveMI_ARB_STATE;
199 u32 saveSWF0[16];
200 u32 saveSWF1[16];
201 u32 saveSWF2[3];
202 u8 saveMSR;
203 u8 saveSR[8];
204 u8 saveGR[25];
205 u8 saveAR_INDEX;
206 u8 saveAR[20];
207 u8 saveDACMASK;
208 u8 saveDACDATA[256*3]; /* 256 3-byte colors */
209 u8 saveCR[36];
210 } drm_i915_private_t;
211
212 extern struct drm_ioctl_desc i915_ioctls[];
213 extern int i915_max_ioctl;
214
215 /* i915_dma.c */
216 extern void i915_kernel_lost_context(struct drm_device * dev);
217 extern int i915_driver_load(struct drm_device *, unsigned long flags);
218 extern int i915_driver_unload(struct drm_device *);
219 extern void i915_driver_lastclose(struct drm_device * dev);
220 extern void i915_driver_preclose(struct drm_device *dev,
221 struct drm_file *file_priv);
222 extern int i915_driver_device_is_agp(struct drm_device * dev);
223 extern long i915_compat_ioctl(struct file *filp, unsigned int cmd,
224 unsigned long arg);
225 extern void i915_dispatch_flip(struct drm_device * dev, int pipes, int sync);
226 /* i915_irq.c */
227 extern int i915_irq_emit(struct drm_device *dev, void *data,
228 struct drm_file *file_priv);
229 extern int i915_irq_wait(struct drm_device *dev, void *data,
230 struct drm_file *file_priv);
231
232 extern int i915_driver_vblank_wait(struct drm_device *dev, unsigned int *sequence);
233 extern int i915_driver_vblank_wait2(struct drm_device *dev, unsigned int *sequence);
234 extern irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS);
235 extern void i915_driver_irq_preinstall(struct drm_device * dev);
236 extern int i915_driver_irq_postinstall(struct drm_device * dev);
237 extern void i915_driver_irq_uninstall(struct drm_device * dev);
238 extern int i915_vblank_pipe_set(struct drm_device *dev, void *data,
239 struct drm_file *file_priv);
240 extern int i915_vblank_pipe_get(struct drm_device *dev, void *data,
241 struct drm_file *file_priv);
242 extern int i915_vblank_swap(struct drm_device *dev, void *data,
243 struct drm_file *file_priv);
244 extern int i915_enable_vblank(struct drm_device *dev, int crtc);
245 extern void i915_disable_vblank(struct drm_device *dev, int crtc);
246 extern u32 i915_get_vblank_counter(struct drm_device *dev, int crtc);
247
248 /* i915_mem.c */
249 extern int i915_mem_alloc(struct drm_device *dev, void *data,
250 struct drm_file *file_priv);
251 extern int i915_mem_free(struct drm_device *dev, void *data,
252 struct drm_file *file_priv);
253 extern int i915_mem_init_heap(struct drm_device *dev, void *data,
254 struct drm_file *file_priv);
255 extern int i915_mem_destroy_heap(struct drm_device *dev, void *data,
256 struct drm_file *file_priv);
257 extern void i915_mem_takedown(struct mem_block **heap);
258 extern void i915_mem_release(struct drm_device * dev,
259 struct drm_file *file_priv, struct mem_block *heap);
260
261 #define I915_READ(reg) DRM_READ32(dev_priv->mmio_map, (reg))
262 #define I915_WRITE(reg,val) DRM_WRITE32(dev_priv->mmio_map, (reg), (val))
263 #define I915_READ16(reg) DRM_READ16(dev_priv->mmio_map, (reg))
264 #define I915_WRITE16(reg,val) DRM_WRITE16(dev_priv->mmio_map, (reg), (val))
265
266 #define I915_VERBOSE 0
267
268 #define RING_LOCALS unsigned int outring, ringmask, outcount; \
269 volatile char *virt;
270
271 #define BEGIN_LP_RING(n) do { \
272 if (I915_VERBOSE) \
273 DRM_DEBUG("BEGIN_LP_RING(%d)\n", (n)); \
274 if (dev_priv->ring.space < (n)*4) \
275 i915_wait_ring(dev, (n)*4, __func__); \
276 outcount = 0; \
277 outring = dev_priv->ring.tail; \
278 ringmask = dev_priv->ring.tail_mask; \
279 virt = dev_priv->ring.virtual_start; \
280 } while (0)
281
282 #define OUT_RING(n) do { \
283 if (I915_VERBOSE) DRM_DEBUG(" OUT_RING %x\n", (int)(n)); \
284 *(volatile unsigned int *)(virt + outring) = (n); \
285 outcount++; \
286 outring += 4; \
287 outring &= ringmask; \
288 } while (0)
289
290 #define ADVANCE_LP_RING() do { \
291 if (I915_VERBOSE) DRM_DEBUG("ADVANCE_LP_RING %x\n", outring); \
292 dev_priv->ring.tail = outring; \
293 dev_priv->ring.space -= outcount * 4; \
294 I915_WRITE(LP_RING + RING_TAIL, outring); \
295 } while(0)
296
297 extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
298
299 /* Extended config space */
300 #define LBB 0xf4
301
302 /* VGA stuff */
303
304 #define VGA_ST01_MDA 0x3ba
305 #define VGA_ST01_CGA 0x3da
306
307 #define VGA_MSR_WRITE 0x3c2
308 #define VGA_MSR_READ 0x3cc
309 #define VGA_MSR_MEM_EN (1<<1)
310 #define VGA_MSR_CGA_MODE (1<<0)
311
312 #define VGA_SR_INDEX 0x3c4
313 #define VGA_SR_DATA 0x3c5
314
315 #define VGA_AR_INDEX 0x3c0
316 #define VGA_AR_VID_EN (1<<5)
317 #define VGA_AR_DATA_WRITE 0x3c0
318 #define VGA_AR_DATA_READ 0x3c1
319
320 #define VGA_GR_INDEX 0x3ce
321 #define VGA_GR_DATA 0x3cf
322 /* GR05 */
323 #define VGA_GR_MEM_READ_MODE_SHIFT 3
324 #define VGA_GR_MEM_READ_MODE_PLANE 1
325 /* GR06 */
326 #define VGA_GR_MEM_MODE_MASK 0xc
327 #define VGA_GR_MEM_MODE_SHIFT 2
328 #define VGA_GR_MEM_A0000_AFFFF 0
329 #define VGA_GR_MEM_A0000_BFFFF 1
330 #define VGA_GR_MEM_B0000_B7FFF 2
331 #define VGA_GR_MEM_B0000_BFFFF 3
332
333 #define VGA_DACMASK 0x3c6
334 #define VGA_DACRX 0x3c7
335 #define VGA_DACWX 0x3c8
336 #define VGA_DACDATA 0x3c9
337
338 #define VGA_CR_INDEX_MDA 0x3b4
339 #define VGA_CR_DATA_MDA 0x3b5
340 #define VGA_CR_INDEX_CGA 0x3d4
341 #define VGA_CR_DATA_CGA 0x3d5
342
343 #define GFX_OP_USER_INTERRUPT ((0<<29)|(2<<23))
344 #define GFX_OP_BREAKPOINT_INTERRUPT ((0<<29)|(1<<23))
345 #define CMD_REPORT_HEAD (7<<23)
346 #define CMD_STORE_DWORD_IDX ((0x21<<23) | 0x1)
347 #define CMD_OP_BATCH_BUFFER ((0x0<<29)|(0x30<<23)|0x1)
348
349 #define INST_PARSER_CLIENT 0x00000000
350 #define INST_OP_FLUSH 0x02000000
351 #define INST_FLUSH_MAP_CACHE 0x00000001
352
353 #define BB1_START_ADDR_MASK (~0x7)
354 #define BB1_PROTECTED (1<<0)
355 #define BB1_UNPROTECTED (0<<0)
356 #define BB2_END_ADDR_MASK (~0x7)
357
358 /* Framebuffer compression */
359 #define FBC_CFB_BASE 0x03200 /* 4k page aligned */
360 #define FBC_LL_BASE 0x03204 /* 4k page aligned */
361 #define FBC_CONTROL 0x03208
362 #define FBC_CTL_EN (1<<31)
363 #define FBC_CTL_PERIODIC (1<<30)
364 #define FBC_CTL_INTERVAL_SHIFT (16)
365 #define FBC_CTL_UNCOMPRESSIBLE (1<<14)
366 #define FBC_CTL_STRIDE_SHIFT (5)
367 #define FBC_CTL_FENCENO (1<<0)
368 #define FBC_COMMAND 0x0320c
369 #define FBC_CMD_COMPRESS (1<<0)
370 #define FBC_STATUS 0x03210
371 #define FBC_STAT_COMPRESSING (1<<31)
372 #define FBC_STAT_COMPRESSED (1<<30)
373 #define FBC_STAT_MODIFIED (1<<29)
374 #define FBC_STAT_CURRENT_LINE (1<<0)
375 #define FBC_CONTROL2 0x03214
376 #define FBC_CTL_FENCE_DBL (0<<4)
377 #define FBC_CTL_IDLE_IMM (0<<2)
378 #define FBC_CTL_IDLE_FULL (1<<2)
379 #define FBC_CTL_IDLE_LINE (2<<2)
380 #define FBC_CTL_IDLE_DEBUG (3<<2)
381 #define FBC_CTL_CPU_FENCE (1<<1)
382 #define FBC_CTL_PLANEA (0<<0)
383 #define FBC_CTL_PLANEB (1<<0)
384 #define FBC_FENCE_OFF 0x0321b
385
386 #define FBC_LL_SIZE (1536)
387 #define FBC_LL_PAD (32)
388
389 /* Interrupt bits:
390 */
391 #define I915_PIPE_CONTROL_NOTIFY_INTERRUPT (1<<18)
392 #define I915_DISPLAY_PORT_INTERRUPT (1<<17)
393 #define I915_RENDER_COMMAND_PARSER_ERROR_INTERRUPT (1<<15)
394 #define I915_GMCH_THERMAL_SENSOR_EVENT_INTERRUPT (1<<14)
395 #define I915_HWB_OOM_INTERRUPT (1<<13) /* binner out of memory */
396 #define I915_SYNC_STATUS_INTERRUPT (1<<12)
397 #define I915_DISPLAY_PLANE_A_FLIP_PENDING_INTERRUPT (1<<11)
398 #define I915_DISPLAY_PLANE_B_FLIP_PENDING_INTERRUPT (1<<10)
399 #define I915_OVERLAY_PLANE_FLIP_PENDING_INTERRUPT (1<<9)
400 #define I915_DISPLAY_PLANE_C_FLIP_PENDING_INTERRUPT (1<<8)
401 #define I915_DISPLAY_PIPE_A_VBLANK_INTERRUPT (1<<7)
402 #define I915_DISPLAY_PIPE_A_EVENT_INTERRUPT (1<<6)
403 #define I915_DISPLAY_PIPE_B_VBLANK_INTERRUPT (1<<5)
404 #define I915_DISPLAY_PIPE_B_EVENT_INTERRUPT (1<<4)
405 #define I915_DEBUG_INTERRUPT (1<<2)
406 #define I915_USER_INTERRUPT (1<<1)
407
408
409 #define I915REG_HWSTAM 0x02098
410 #define I915REG_INT_IDENTITY_R 0x020a4
411 #define I915REG_INT_MASK_R 0x020a8
412 #define I915REG_INT_ENABLE_R 0x020a0
413 #define I915REG_INSTPM 0x020c0
414
415 #define PIPEADSL 0x70000
416 #define PIPEBDSL 0x71000
417
418 #define I915REG_PIPEASTAT 0x70024
419 #define I915REG_PIPEBSTAT 0x71024
420 /*
421 * The two pipe frame counter registers are not synchronized, so
422 * reading a stable value is somewhat tricky. The following code
423 * should work:
424 *
425 * do {
426 * high1 = ((INREG(PIPEAFRAMEHIGH) & PIPE_FRAME_HIGH_MASK) >>
427 * PIPE_FRAME_HIGH_SHIFT;
428 * low1 = ((INREG(PIPEAFRAMEPIXEL) & PIPE_FRAME_LOW_MASK) >>
429 * PIPE_FRAME_LOW_SHIFT);
430 * high2 = ((INREG(PIPEAFRAMEHIGH) & PIPE_FRAME_HIGH_MASK) >>
431 * PIPE_FRAME_HIGH_SHIFT);
432 * } while (high1 != high2);
433 * frame = (high1 << 8) | low1;
434 */
435 #define PIPEAFRAMEHIGH 0x70040
436 #define PIPEBFRAMEHIGH 0x71040
437 #define PIPE_FRAME_HIGH_MASK 0x0000ffff
438 #define PIPE_FRAME_HIGH_SHIFT 0
439 #define PIPEAFRAMEPIXEL 0x70044
440 #define PIPEBFRAMEPIXEL 0x71044
441
442 #define PIPE_FRAME_LOW_MASK 0xff000000
443 #define PIPE_FRAME_LOW_SHIFT 24
444 /*
445 * Pixel within the current frame is counted in the PIPEAFRAMEPIXEL register
446 * and is 24 bits wide.
447 */
448 #define PIPE_PIXEL_MASK 0x00ffffff
449 #define PIPE_PIXEL_SHIFT 0
450
451 #define I915_FIFO_UNDERRUN_STATUS (1UL<<31)
452 #define I915_CRC_ERROR_ENABLE (1UL<<29)
453 #define I915_CRC_DONE_ENABLE (1UL<<28)
454 #define I915_GMBUS_EVENT_ENABLE (1UL<<27)
455 #define I915_VSYNC_INTERRUPT_ENABLE (1UL<<25)
456 #define I915_DISPLAY_LINE_COMPARE_ENABLE (1UL<<24)
457 #define I915_DPST_EVENT_ENABLE (1UL<<23)
458 #define I915_LEGACY_BLC_EVENT_ENABLE (1UL<<22)
459 #define I915_ODD_FIELD_INTERRUPT_ENABLE (1UL<<21)
460 #define I915_EVEN_FIELD_INTERRUPT_ENABLE (1UL<<20)
461 #define I915_START_VBLANK_INTERRUPT_ENABLE (1UL<<18) /* 965 or later */
462 #define I915_VBLANK_INTERRUPT_ENABLE (1UL<<17)
463 #define I915_OVERLAY_UPDATED_ENABLE (1UL<<16)
464 #define I915_CRC_ERROR_INTERRUPT_STATUS (1UL<<13)
465 #define I915_CRC_DONE_INTERRUPT_STATUS (1UL<<12)
466 #define I915_GMBUS_INTERRUPT_STATUS (1UL<<11)
467 #define I915_VSYNC_INTERRUPT_STATUS (1UL<<9)
468 #define I915_DISPLAY_LINE_COMPARE_STATUS (1UL<<8)
469 #define I915_DPST_EVENT_STATUS (1UL<<7)
470 #define I915_LEGACY_BLC_EVENT_STATUS (1UL<<6)
471 #define I915_ODD_FIELD_INTERRUPT_STATUS (1UL<<5)
472 #define I915_EVEN_FIELD_INTERRUPT_STATUS (1UL<<4)
473 #define I915_START_VBLANK_INTERRUPT_STATUS (1UL<<2) /* 965 or later */
474 #define I915_VBLANK_INTERRUPT_STATUS (1UL<<1)
475 #define I915_OVERLAY_UPDATED_STATUS (1UL<<0)
476
477 #define SRX_INDEX 0x3c4
478 #define SRX_DATA 0x3c5
479 #define SR01 1
480 #define SR01_SCREEN_OFF (1<<5)
481
482 #define PPCR 0x61204
483 #define PPCR_ON (1<<0)
484
485 #define DVOB 0x61140
486 #define DVOB_ON (1<<31)
487 #define DVOC 0x61160
488 #define DVOC_ON (1<<31)
489 #define LVDS 0x61180
490 #define LVDS_ON (1<<31)
491
492 #define ADPA 0x61100
493 #define ADPA_DPMS_MASK (~(3<<10))
494 #define ADPA_DPMS_ON (0<<10)
495 #define ADPA_DPMS_SUSPEND (1<<10)
496 #define ADPA_DPMS_STANDBY (2<<10)
497 #define ADPA_DPMS_OFF (3<<10)
498
499 #define NOPID 0x2094
500 #define LP_RING 0x2030
501 #define HP_RING 0x2040
502 /* The binner has its own ring buffer:
503 */
504 #define HWB_RING 0x2400
505
506 #define RING_TAIL 0x00
507 #define TAIL_ADDR 0x001FFFF8
508 #define RING_HEAD 0x04
509 #define HEAD_WRAP_COUNT 0xFFE00000
510 #define HEAD_WRAP_ONE 0x00200000
511 #define HEAD_ADDR 0x001FFFFC
512 #define RING_START 0x08
513 #define START_ADDR 0x0xFFFFF000
514 #define RING_LEN 0x0C
515 #define RING_NR_PAGES 0x001FF000
516 #define RING_REPORT_MASK 0x00000006
517 #define RING_REPORT_64K 0x00000002
518 #define RING_REPORT_128K 0x00000004
519 #define RING_NO_REPORT 0x00000000
520 #define RING_VALID_MASK 0x00000001
521 #define RING_VALID 0x00000001
522 #define RING_INVALID 0x00000000
523
524 /* Instruction parser error reg:
525 */
526 #define IPEIR 0x2088
527
528 /* Scratch pad debug 0 reg:
529 */
530 #define SCPD0 0x209c
531
532 /* Error status reg:
533 */
534 #define ESR 0x20b8
535
536 /* Secondary DMA fetch address debug reg:
537 */
538 #define DMA_FADD_S 0x20d4
539
540 /* Memory Interface Arbitration State
541 */
542 #define MI_ARB_STATE 0x20e4
543
544 /* Cache mode 0 reg.
545 * - Manipulating render cache behaviour is central
546 * to the concept of zone rendering, tuning this reg can help avoid
547 * unnecessary render cache reads and even writes (for z/stencil)
548 * at beginning and end of scene.
549 *
550 * - To change a bit, write to this reg with a mask bit set and the
551 * bit of interest either set or cleared. EG: (BIT<<16) | BIT to set.
552 */
553 #define Cache_Mode_0 0x2120
554 #define CACHE_MODE_0 0x2120
555 #define CM0_MASK_SHIFT 16
556 #define CM0_IZ_OPT_DISABLE (1<<6)
557 #define CM0_ZR_OPT_DISABLE (1<<5)
558 #define CM0_DEPTH_EVICT_DISABLE (1<<4)
559 #define CM0_COLOR_EVICT_DISABLE (1<<3)
560 #define CM0_DEPTH_WRITE_DISABLE (1<<1)
561 #define CM0_RC_OP_FLUSH_DISABLE (1<<0)
562
563
564 /* Graphics flush control. A CPU write flushes the GWB of all writes.
565 * The data is discarded.
566 */
567 #define GFX_FLSH_CNTL 0x2170
568
569 /* Binner control. Defines the location of the bin pointer list:
570 */
571 #define BINCTL 0x2420
572 #define BC_MASK (1 << 9)
573
574 /* Binned scene info.
575 */
576 #define BINSCENE 0x2428
577 #define BS_OP_LOAD (1 << 8)
578 #define BS_MASK (1 << 22)
579
580 /* Bin command parser debug reg:
581 */
582 #define BCPD 0x2480
583
584 /* Bin memory control debug reg:
585 */
586 #define BMCD 0x2484
587
588 /* Bin data cache debug reg:
589 */
590 #define BDCD 0x2488
591
592 /* Binner pointer cache debug reg:
593 */
594 #define BPCD 0x248c
595
596 /* Binner scratch pad debug reg:
597 */
598 #define BINSKPD 0x24f0
599
600 /* HWB scratch pad debug reg:
601 */
602 #define HWBSKPD 0x24f4
603
604 /* Binner memory pool reg:
605 */
606 #define BMP_BUFFER 0x2430
607 #define BMP_PAGE_SIZE_4K (0 << 10)
608 #define BMP_BUFFER_SIZE_SHIFT 1
609 #define BMP_ENABLE (1 << 0)
610
611 /* Get/put memory from the binner memory pool:
612 */
613 #define BMP_GET 0x2438
614 #define BMP_PUT 0x2440
615 #define BMP_OFFSET_SHIFT 5
616
617 /* 3D state packets:
618 */
619 #define GFX_OP_RASTER_RULES ((0x3<<29)|(0x7<<24))
620
621 #define GFX_OP_SCISSOR ((0x3<<29)|(0x1c<<24)|(0x10<<19))
622 #define SC_UPDATE_SCISSOR (0x1<<1)
623 #define SC_ENABLE_MASK (0x1<<0)
624 #define SC_ENABLE (0x1<<0)
625
626 #define GFX_OP_LOAD_INDIRECT ((0x3<<29)|(0x1d<<24)|(0x7<<16))
627
628 #define GFX_OP_SCISSOR_INFO ((0x3<<29)|(0x1d<<24)|(0x81<<16)|(0x1))
629 #define SCI_YMIN_MASK (0xffff<<16)
630 #define SCI_XMIN_MASK (0xffff<<0)
631 #define SCI_YMAX_MASK (0xffff<<16)
632 #define SCI_XMAX_MASK (0xffff<<0)
633
634 #define GFX_OP_SCISSOR_ENABLE ((0x3<<29)|(0x1c<<24)|(0x10<<19))
635 #define GFX_OP_SCISSOR_RECT ((0x3<<29)|(0x1d<<24)|(0x81<<16)|1)
636 #define GFX_OP_COLOR_FACTOR ((0x3<<29)|(0x1d<<24)|(0x1<<16)|0x0)
637 #define GFX_OP_STIPPLE ((0x3<<29)|(0x1d<<24)|(0x83<<16))
638 #define GFX_OP_MAP_INFO ((0x3<<29)|(0x1d<<24)|0x4)
639 #define GFX_OP_DESTBUFFER_VARS ((0x3<<29)|(0x1d<<24)|(0x85<<16)|0x0)
640 #define GFX_OP_DRAWRECT_INFO ((0x3<<29)|(0x1d<<24)|(0x80<<16)|(0x3))
641
642 #define GFX_OP_DRAWRECT_INFO_I965 ((0x7900<<16)|0x2)
643
644 #define SRC_COPY_BLT_CMD ((2<<29)|(0x43<<22)|4)
645 #define XY_SRC_COPY_BLT_CMD ((2<<29)|(0x53<<22)|6)
646 #define XY_SRC_COPY_BLT_WRITE_ALPHA (1<<21)
647 #define XY_SRC_COPY_BLT_WRITE_RGB (1<<20)
648 #define XY_SRC_COPY_BLT_SRC_TILED (1<<15)
649 #define XY_SRC_COPY_BLT_DST_TILED (1<<11)
650
651 #define MI_BATCH_BUFFER ((0x30<<23)|1)
652 #define MI_BATCH_BUFFER_START (0x31<<23)
653 #define MI_BATCH_BUFFER_END (0xA<<23)
654 #define MI_BATCH_NON_SECURE (1)
655 #define MI_BATCH_NON_SECURE_I965 (1<<8)
656
657 #define MI_WAIT_FOR_EVENT ((0x3<<23))
658 #define MI_WAIT_FOR_PLANE_B_FLIP (1<<6)
659 #define MI_WAIT_FOR_PLANE_A_FLIP (1<<2)
660 #define MI_WAIT_FOR_PLANE_A_SCANLINES (1<<1)
661
662 #define MI_LOAD_SCAN_LINES_INCL ((0x12<<23))
663
664 #define CMD_OP_DISPLAYBUFFER_INFO ((0x0<<29)|(0x14<<23)|2)
665 #define ASYNC_FLIP (1<<22)
666 #define DISPLAY_PLANE_A (0<<20)
667 #define DISPLAY_PLANE_B (1<<20)
668
669 /* Display regs */
670 #define DSPACNTR 0x70180
671 #define DSPBCNTR 0x71180
672 #define DISPPLANE_SEL_PIPE_MASK (1<<24)
673
674 /* Define the region of interest for the binner:
675 */
676 #define CMD_OP_BIN_CONTROL ((0x3<<29)|(0x1d<<24)|(0x84<<16)|4)
677
678 #define CMD_OP_DESTBUFFER_INFO ((0x3<<29)|(0x1d<<24)|(0x8e<<16)|1)
679
680 #define CMD_MI_FLUSH (0x04 << 23)
681 #define MI_NO_WRITE_FLUSH (1 << 2)
682 #define MI_READ_FLUSH (1 << 0)
683 #define MI_EXE_FLUSH (1 << 1)
684 #define MI_END_SCENE (1 << 4) /* flush binner and incr scene count */
685 #define MI_SCENE_COUNT (1 << 3) /* just increment scene count */
686
687 #define BREADCRUMB_BITS 31
688 #define BREADCRUMB_MASK ((1U << BREADCRUMB_BITS) - 1)
689
690 #define READ_BREADCRUMB(dev_priv) (((volatile u32*)(dev_priv->hw_status_page))[5])
691 #define READ_HWSP(dev_priv, reg) (((volatile u32*)(dev_priv->hw_status_page))[reg])
692
693 #define BLC_PWM_CTL 0x61254
694 #define BACKLIGHT_MODULATION_FREQ_SHIFT (17)
695
696 #define BLC_PWM_CTL2 0x61250
697 /**
698 * This is the most significant 15 bits of the number of backlight cycles in a
699 * complete cycle of the modulated backlight control.
700 *
701 * The actual value is this field multiplied by two.
702 */
703 #define BACKLIGHT_MODULATION_FREQ_MASK (0x7fff << 17)
704 #define BLM_LEGACY_MODE (1 << 16)
705 /**
706 * This is the number of cycles out of the backlight modulation cycle for which
707 * the backlight is on.
708 *
709 * This field must be no greater than the number of cycles in the complete
710 * backlight modulation cycle.
711 */
712 #define BACKLIGHT_DUTY_CYCLE_SHIFT (0)
713 #define BACKLIGHT_DUTY_CYCLE_MASK (0xffff)
714
715 #define I915_GCFGC 0xf0
716 #define I915_LOW_FREQUENCY_ENABLE (1 << 7)
717 #define I915_DISPLAY_CLOCK_190_200_MHZ (0 << 4)
718 #define I915_DISPLAY_CLOCK_333_MHZ (4 << 4)
719 #define I915_DISPLAY_CLOCK_MASK (7 << 4)
720
721 #define I855_HPLLCC 0xc0
722 #define I855_CLOCK_CONTROL_MASK (3 << 0)
723 #define I855_CLOCK_133_200 (0 << 0)
724 #define I855_CLOCK_100_200 (1 << 0)
725 #define I855_CLOCK_100_133 (2 << 0)
726 #define I855_CLOCK_166_250 (3 << 0)
727
728 /* p317, 319
729 */
730 #define VCLK2_VCO_M 0x6008 /* treat as 16 bit? (includes msbs) */
731 #define VCLK2_VCO_N 0x600a
732 #define VCLK2_VCO_DIV_SEL 0x6012
733
734 #define VCLK_DIVISOR_VGA0 0x6000
735 #define VCLK_DIVISOR_VGA1 0x6004
736 #define VCLK_POST_DIV 0x6010
737 /** Selects a post divisor of 4 instead of 2. */
738 # define VGA1_PD_P2_DIV_4 (1 << 15)
739 /** Overrides the p2 post divisor field */
740 # define VGA1_PD_P1_DIV_2 (1 << 13)
741 # define VGA1_PD_P1_SHIFT 8
742 /** P1 value is 2 greater than this field */
743 # define VGA1_PD_P1_MASK (0x1f << 8)
744 /** Selects a post divisor of 4 instead of 2. */
745 # define VGA0_PD_P2_DIV_4 (1 << 7)
746 /** Overrides the p2 post divisor field */
747 # define VGA0_PD_P1_DIV_2 (1 << 5)
748 # define VGA0_PD_P1_SHIFT 0
749 /** P1 value is 2 greater than this field */
750 # define VGA0_PD_P1_MASK (0x1f << 0)
751
752 #define DSPCLK_GATE_D 0x6200
753
754 /* I830 CRTC registers */
755 #define HTOTAL_A 0x60000
756 #define HBLANK_A 0x60004
757 #define HSYNC_A 0x60008
758 #define VTOTAL_A 0x6000c
759 #define VBLANK_A 0x60010
760 #define VSYNC_A 0x60014
761 #define PIPEASRC 0x6001c
762 #define BCLRPAT_A 0x60020
763 #define VSYNCSHIFT_A 0x60028
764
765 #define HTOTAL_B 0x61000
766 #define HBLANK_B 0x61004
767 #define HSYNC_B 0x61008
768 #define VTOTAL_B 0x6100c
769 #define VBLANK_B 0x61010
770 #define VSYNC_B 0x61014
771 #define PIPEBSRC 0x6101c
772 #define BCLRPAT_B 0x61020
773 #define VSYNCSHIFT_B 0x61028
774
775 #define PP_STATUS 0x61200
776 # define PP_ON (1 << 31)
777 /**
778 * Indicates that all dependencies of the panel are on:
779 *
780 * - PLL enabled
781 * - pipe enabled
782 * - LVDS/DVOB/DVOC on
783 */
784 # define PP_READY (1 << 30)
785 # define PP_SEQUENCE_NONE (0 << 28)
786 # define PP_SEQUENCE_ON (1 << 28)
787 # define PP_SEQUENCE_OFF (2 << 28)
788 # define PP_SEQUENCE_MASK 0x30000000
789 #define PP_CONTROL 0x61204
790 # define POWER_TARGET_ON (1 << 0)
791
792 #define LVDSPP_ON 0x61208
793 #define LVDSPP_OFF 0x6120c
794 #define PP_CYCLE 0x61210
795
796 #define PFIT_CONTROL 0x61230
797 # define PFIT_ENABLE (1 << 31)
798 # define PFIT_PIPE_MASK (3 << 29)
799 # define PFIT_PIPE_SHIFT 29
800 # define VERT_INTERP_DISABLE (0 << 10)
801 # define VERT_INTERP_BILINEAR (1 << 10)
802 # define VERT_INTERP_MASK (3 << 10)
803 # define VERT_AUTO_SCALE (1 << 9)
804 # define HORIZ_INTERP_DISABLE (0 << 6)
805 # define HORIZ_INTERP_BILINEAR (1 << 6)
806 # define HORIZ_INTERP_MASK (3 << 6)
807 # define HORIZ_AUTO_SCALE (1 << 5)
808 # define PANEL_8TO6_DITHER_ENABLE (1 << 3)
809
810 #define PFIT_PGM_RATIOS 0x61234
811 # define PFIT_VERT_SCALE_MASK 0xfff00000
812 # define PFIT_HORIZ_SCALE_MASK 0x0000fff0
813
814 #define PFIT_AUTO_RATIOS 0x61238
815
816
817 #define DPLL_A 0x06014
818 #define DPLL_B 0x06018
819 # define DPLL_VCO_ENABLE (1 << 31)
820 # define DPLL_DVO_HIGH_SPEED (1 << 30)
821 # define DPLL_SYNCLOCK_ENABLE (1 << 29)
822 # define DPLL_VGA_MODE_DIS (1 << 28)
823 # define DPLLB_MODE_DAC_SERIAL (1 << 26) /* i915 */
824 # define DPLLB_MODE_LVDS (2 << 26) /* i915 */
825 # define DPLL_MODE_MASK (3 << 26)
826 # define DPLL_DAC_SERIAL_P2_CLOCK_DIV_10 (0 << 24) /* i915 */
827 # define DPLL_DAC_SERIAL_P2_CLOCK_DIV_5 (1 << 24) /* i915 */
828 # define DPLLB_LVDS_P2_CLOCK_DIV_14 (0 << 24) /* i915 */
829 # define DPLLB_LVDS_P2_CLOCK_DIV_7 (1 << 24) /* i915 */
830 # define DPLL_P2_CLOCK_DIV_MASK 0x03000000 /* i915 */
831 # define DPLL_FPA01_P1_POST_DIV_MASK 0x00ff0000 /* i915 */
832 /**
833 * The i830 generation, in DAC/serial mode, defines p1 as two plus this
834 * bitfield, or just 2 if PLL_P1_DIVIDE_BY_TWO is set.
835 */
836 # define DPLL_FPA01_P1_POST_DIV_MASK_I830 0x001f0000
837 /**
838 * The i830 generation, in LVDS mode, defines P1 as the bit number set within
839 * this field (only one bit may be set).
840 */
841 # define DPLL_FPA01_P1_POST_DIV_MASK_I830_LVDS 0x003f0000
842 # define DPLL_FPA01_P1_POST_DIV_SHIFT 16
843 # define PLL_P2_DIVIDE_BY_4 (1 << 23) /* i830, required in DVO non-gang */
844 # define PLL_P1_DIVIDE_BY_TWO (1 << 21) /* i830 */
845 # define PLL_REF_INPUT_DREFCLK (0 << 13)
846 # define PLL_REF_INPUT_TVCLKINA (1 << 13) /* i830 */
847 # define PLL_REF_INPUT_TVCLKINBC (2 << 13) /* SDVO TVCLKIN */
848 # define PLLB_REF_INPUT_SPREADSPECTRUMIN (3 << 13)
849 # define PLL_REF_INPUT_MASK (3 << 13)
850 # define PLL_LOAD_PULSE_PHASE_SHIFT 9
851 /*
852 * Parallel to Serial Load Pulse phase selection.
853 * Selects the phase for the 10X DPLL clock for the PCIe
854 * digital display port. The range is 4 to 13; 10 or more
855 * is just a flip delay. The default is 6
856 */
857 # define PLL_LOAD_PULSE_PHASE_MASK (0xf << PLL_LOAD_PULSE_PHASE_SHIFT)
858 # define DISPLAY_RATE_SELECT_FPA1 (1 << 8)
859
860 /**
861 * SDVO multiplier for 945G/GM. Not used on 965.
862 *
863 * \sa DPLL_MD_UDI_MULTIPLIER_MASK
864 */
865 # define SDVO_MULTIPLIER_MASK 0x000000ff
866 # define SDVO_MULTIPLIER_SHIFT_HIRES 4
867 # define SDVO_MULTIPLIER_SHIFT_VGA 0
868
869 /** @defgroup DPLL_MD
870 * @{
871 */
872 /** Pipe A SDVO/UDI clock multiplier/divider register for G965. */
873 #define DPLL_A_MD 0x0601c
874 /** Pipe B SDVO/UDI clock multiplier/divider register for G965. */
875 #define DPLL_B_MD 0x06020
876 /**
877 * UDI pixel divider, controlling how many pixels are stuffed into a packet.
878 *
879 * Value is pixels minus 1. Must be set to 1 pixel for SDVO.
880 */
881 # define DPLL_MD_UDI_DIVIDER_MASK 0x3f000000
882 # define DPLL_MD_UDI_DIVIDER_SHIFT 24
883 /** UDI pixel divider for VGA, same as DPLL_MD_UDI_DIVIDER_MASK. */
884 # define DPLL_MD_VGA_UDI_DIVIDER_MASK 0x003f0000
885 # define DPLL_MD_VGA_UDI_DIVIDER_SHIFT 16
886 /**
887 * SDVO/UDI pixel multiplier.
888 *
889 * SDVO requires that the bus clock rate be between 1 and 2 Ghz, and the bus
890 * clock rate is 10 times the DPLL clock. At low resolution/refresh rate
891 * modes, the bus rate would be below the limits, so SDVO allows for stuffing
892 * dummy bytes in the datastream at an increased clock rate, with both sides of
893 * the link knowing how many bytes are fill.
894 *
895 * So, for a mode with a dotclock of 65Mhz, we would want to double the clock
896 * rate to 130Mhz to get a bus rate of 1.30Ghz. The DPLL clock rate would be
897 * set to 130Mhz, and the SDVO multiplier set to 2x in this register and
898 * through an SDVO command.
899 *
900 * This register field has values of multiplication factor minus 1, with
901 * a maximum multiplier of 5 for SDVO.
902 */
903 # define DPLL_MD_UDI_MULTIPLIER_MASK 0x00003f00
904 # define DPLL_MD_UDI_MULTIPLIER_SHIFT 8
905 /** SDVO/UDI pixel multiplier for VGA, same as DPLL_MD_UDI_MULTIPLIER_MASK.
906 * This best be set to the default value (3) or the CRT won't work. No,
907 * I don't entirely understand what this does...
908 */
909 # define DPLL_MD_VGA_UDI_MULTIPLIER_MASK 0x0000003f
910 # define DPLL_MD_VGA_UDI_MULTIPLIER_SHIFT 0
911 /** @} */
912
913 #define DPLL_TEST 0x606c
914 # define DPLLB_TEST_SDVO_DIV_1 (0 << 22)
915 # define DPLLB_TEST_SDVO_DIV_2 (1 << 22)
916 # define DPLLB_TEST_SDVO_DIV_4 (2 << 22)
917 # define DPLLB_TEST_SDVO_DIV_MASK (3 << 22)
918 # define DPLLB_TEST_N_BYPASS (1 << 19)
919 # define DPLLB_TEST_M_BYPASS (1 << 18)
920 # define DPLLB_INPUT_BUFFER_ENABLE (1 << 16)
921 # define DPLLA_TEST_N_BYPASS (1 << 3)
922 # define DPLLA_TEST_M_BYPASS (1 << 2)
923 # define DPLLA_INPUT_BUFFER_ENABLE (1 << 0)
924
925 #define ADPA 0x61100
926 #define ADPA_DAC_ENABLE (1<<31)
927 #define ADPA_DAC_DISABLE 0
928 #define ADPA_PIPE_SELECT_MASK (1<<30)
929 #define ADPA_PIPE_A_SELECT 0
930 #define ADPA_PIPE_B_SELECT (1<<30)
931 #define ADPA_USE_VGA_HVPOLARITY (1<<15)
932 #define ADPA_SETS_HVPOLARITY 0
933 #define ADPA_VSYNC_CNTL_DISABLE (1<<11)
934 #define ADPA_VSYNC_CNTL_ENABLE 0
935 #define ADPA_HSYNC_CNTL_DISABLE (1<<10)
936 #define ADPA_HSYNC_CNTL_ENABLE 0
937 #define ADPA_VSYNC_ACTIVE_HIGH (1<<4)
938 #define ADPA_VSYNC_ACTIVE_LOW 0
939 #define ADPA_HSYNC_ACTIVE_HIGH (1<<3)
940 #define ADPA_HSYNC_ACTIVE_LOW 0
941
942 #define FPA0 0x06040
943 #define FPA1 0x06044
944 #define FPB0 0x06048
945 #define FPB1 0x0604c
946 # define FP_N_DIV_MASK 0x003f0000
947 # define FP_N_DIV_SHIFT 16
948 # define FP_M1_DIV_MASK 0x00003f00
949 # define FP_M1_DIV_SHIFT 8
950 # define FP_M2_DIV_MASK 0x0000003f
951 # define FP_M2_DIV_SHIFT 0
952
953
954 #define PORT_HOTPLUG_EN 0x61110
955 # define SDVOB_HOTPLUG_INT_EN (1 << 26)
956 # define SDVOC_HOTPLUG_INT_EN (1 << 25)
957 # define TV_HOTPLUG_INT_EN (1 << 18)
958 # define CRT_HOTPLUG_INT_EN (1 << 9)
959 # define CRT_HOTPLUG_FORCE_DETECT (1 << 3)
960
961 #define PORT_HOTPLUG_STAT 0x61114
962 # define CRT_HOTPLUG_INT_STATUS (1 << 11)
963 # define TV_HOTPLUG_INT_STATUS (1 << 10)
964 # define CRT_HOTPLUG_MONITOR_MASK (3 << 8)
965 # define CRT_HOTPLUG_MONITOR_COLOR (3 << 8)
966 # define CRT_HOTPLUG_MONITOR_MONO (2 << 8)
967 # define CRT_HOTPLUG_MONITOR_NONE (0 << 8)
968 # define SDVOC_HOTPLUG_INT_STATUS (1 << 7)
969 # define SDVOB_HOTPLUG_INT_STATUS (1 << 6)
970
971 #define SDVOB 0x61140
972 #define SDVOC 0x61160
973 #define SDVO_ENABLE (1 << 31)
974 #define SDVO_PIPE_B_SELECT (1 << 30)
975 #define SDVO_STALL_SELECT (1 << 29)
976 #define SDVO_INTERRUPT_ENABLE (1 << 26)
977 /**
978 * 915G/GM SDVO pixel multiplier.
979 *
980 * Programmed value is multiplier - 1, up to 5x.
981 *
982 * \sa DPLL_MD_UDI_MULTIPLIER_MASK
983 */
984 #define SDVO_PORT_MULTIPLY_MASK (7 << 23)
985 #define SDVO_PORT_MULTIPLY_SHIFT 23
986 #define SDVO_PHASE_SELECT_MASK (15 << 19)
987 #define SDVO_PHASE_SELECT_DEFAULT (6 << 19)
988 #define SDVO_CLOCK_OUTPUT_INVERT (1 << 18)
989 #define SDVOC_GANG_MODE (1 << 16)
990 #define SDVO_BORDER_ENABLE (1 << 7)
991 #define SDVOB_PCIE_CONCURRENCY (1 << 3)
992 #define SDVO_DETECTED (1 << 2)
993 /* Bits to be preserved when writing */
994 #define SDVOB_PRESERVE_MASK ((1 << 17) | (1 << 16) | (1 << 14))
995 #define SDVOC_PRESERVE_MASK (1 << 17)
996
997 /** @defgroup LVDS
998 * @{
999 */
1000 /**
1001 * This register controls the LVDS output enable, pipe selection, and data
1002 * format selection.
1003 *
1004 * All of the clock/data pairs are force powered down by power sequencing.
1005 */
1006 #define LVDS 0x61180
1007 /**
1008 * Enables the LVDS port. This bit must be set before DPLLs are enabled, as
1009 * the DPLL semantics change when the LVDS is assigned to that pipe.
1010 */
1011 # define LVDS_PORT_EN (1 << 31)
1012 /** Selects pipe B for LVDS data. Must be set on pre-965. */
1013 # define LVDS_PIPEB_SELECT (1 << 30)
1014
1015 /**
1016 * Enables the A0-A2 data pairs and CLKA, containing 18 bits of color data per
1017 * pixel.
1018 */
1019 # define LVDS_A0A2_CLKA_POWER_MASK (3 << 8)
1020 # define LVDS_A0A2_CLKA_POWER_DOWN (0 << 8)
1021 # define LVDS_A0A2_CLKA_POWER_UP (3 << 8)
1022 /**
1023 * Controls the A3 data pair, which contains the additional LSBs for 24 bit
1024 * mode. Only enabled if LVDS_A0A2_CLKA_POWER_UP also indicates it should be
1025 * on.
1026 */
1027 # define LVDS_A3_POWER_MASK (3 << 6)
1028 # define LVDS_A3_POWER_DOWN (0 << 6)
1029 # define LVDS_A3_POWER_UP (3 << 6)
1030 /**
1031 * Controls the CLKB pair. This should only be set when LVDS_B0B3_POWER_UP
1032 * is set.
1033 */
1034 # define LVDS_CLKB_POWER_MASK (3 << 4)
1035 # define LVDS_CLKB_POWER_DOWN (0 << 4)
1036 # define LVDS_CLKB_POWER_UP (3 << 4)
1037
1038 /**
1039 * Controls the B0-B3 data pairs. This must be set to match the DPLL p2
1040 * setting for whether we are in dual-channel mode. The B3 pair will
1041 * additionally only be powered up when LVDS_A3_POWER_UP is set.
1042 */
1043 # define LVDS_B0B3_POWER_MASK (3 << 2)
1044 # define LVDS_B0B3_POWER_DOWN (0 << 2)
1045 # define LVDS_B0B3_POWER_UP (3 << 2)
1046
1047 #define PIPEACONF 0x70008
1048 #define PIPEACONF_ENABLE (1<<31)
1049 #define PIPEACONF_DISABLE 0
1050 #define PIPEACONF_DOUBLE_WIDE (1<<30)
1051 #define I965_PIPECONF_ACTIVE (1<<30)
1052 #define PIPEACONF_SINGLE_WIDE 0
1053 #define PIPEACONF_PIPE_UNLOCKED 0
1054 #define PIPEACONF_PIPE_LOCKED (1<<25)
1055 #define PIPEACONF_PALETTE 0
1056 #define PIPEACONF_GAMMA (1<<24)
1057 #define PIPECONF_FORCE_BORDER (1<<25)
1058 #define PIPECONF_PROGRESSIVE (0 << 21)
1059 #define PIPECONF_INTERLACE_W_FIELD_INDICATION (6 << 21)
1060 #define PIPECONF_INTERLACE_FIELD_0_ONLY (7 << 21)
1061
1062 #define PIPEBCONF 0x71008
1063 #define PIPEBCONF_ENABLE (1<<31)
1064 #define PIPEBCONF_DISABLE 0
1065 #define PIPEBCONF_DOUBLE_WIDE (1<<30)
1066 #define PIPEBCONF_DISABLE 0
1067 #define PIPEBCONF_GAMMA (1<<24)
1068 #define PIPEBCONF_PALETTE 0
1069
1070 #define PIPEBGCMAXRED 0x71010
1071 #define PIPEBGCMAXGREEN 0x71014
1072 #define PIPEBGCMAXBLUE 0x71018
1073 #define PIPEBSTAT 0x71024
1074 #define PIPEBFRAMEHIGH 0x71040
1075 #define PIPEBFRAMEPIXEL 0x71044
1076
1077 #define DSPACNTR 0x70180
1078 #define DSPBCNTR 0x71180
1079 #define DISPLAY_PLANE_ENABLE (1<<31)
1080 #define DISPLAY_PLANE_DISABLE 0
1081 #define DISPPLANE_GAMMA_ENABLE (1<<30)
1082 #define DISPPLANE_GAMMA_DISABLE 0
1083 #define DISPPLANE_PIXFORMAT_MASK (0xf<<26)
1084 #define DISPPLANE_8BPP (0x2<<26)
1085 #define DISPPLANE_15_16BPP (0x4<<26)
1086 #define DISPPLANE_16BPP (0x5<<26)
1087 #define DISPPLANE_32BPP_NO_ALPHA (0x6<<26)
1088 #define DISPPLANE_32BPP (0x7<<26)
1089 #define DISPPLANE_STEREO_ENABLE (1<<25)
1090 #define DISPPLANE_STEREO_DISABLE 0
1091 #define DISPPLANE_SEL_PIPE_MASK (1<<24)
1092 #define DISPPLANE_SEL_PIPE_A 0
1093 #define DISPPLANE_SEL_PIPE_B (1<<24)
1094 #define DISPPLANE_SRC_KEY_ENABLE (1<<22)
1095 #define DISPPLANE_SRC_KEY_DISABLE 0
1096 #define DISPPLANE_LINE_DOUBLE (1<<20)
1097 #define DISPPLANE_NO_LINE_DOUBLE 0
1098 #define DISPPLANE_STEREO_POLARITY_FIRST 0
1099 #define DISPPLANE_STEREO_POLARITY_SECOND (1<<18)
1100 /* plane B only */
1101 #define DISPPLANE_ALPHA_TRANS_ENABLE (1<<15)
1102 #define DISPPLANE_ALPHA_TRANS_DISABLE 0
1103 #define DISPPLANE_SPRITE_ABOVE_DISPLAYA 0
1104 #define DISPPLANE_SPRITE_ABOVE_OVERLAY (1)
1105
1106 #define DSPABASE 0x70184
1107 #define DSPASTRIDE 0x70188
1108
1109 #define DSPBBASE 0x71184
1110 #define DSPBADDR DSPBBASE
1111 #define DSPBSTRIDE 0x71188
1112
1113 #define DSPAKEYVAL 0x70194
1114 #define DSPAKEYMASK 0x70198
1115
1116 #define DSPAPOS 0x7018C /* reserved */
1117 #define DSPASIZE 0x70190
1118 #define DSPBPOS 0x7118C
1119 #define DSPBSIZE 0x71190
1120
1121 #define DSPASURF 0x7019C
1122 #define DSPATILEOFF 0x701A4
1123
1124 #define DSPBSURF 0x7119C
1125 #define DSPBTILEOFF 0x711A4
1126
1127 #define VGACNTRL 0x71400
1128 # define VGA_DISP_DISABLE (1 << 31)
1129 # define VGA_2X_MODE (1 << 30)
1130 # define VGA_PIPE_B_SELECT (1 << 29)
1131
1132 /*
1133 * Some BIOS scratch area registers. The 845 (and 830?) store the amount
1134 * of video memory available to the BIOS in SWF1.
1135 */
1136
1137 #define SWF0 0x71410
1138
1139 /*
1140 * 855 scratch registers.
1141 */
1142 #define SWF10 0x70410
1143
1144 #define SWF30 0x72414
1145
1146 /*
1147 * Overlay registers. These are overlay registers accessed via MMIO.
1148 * Those loaded via the overlay register page are defined in i830_video.c.
1149 */
1150 #define OVADD 0x30000
1151
1152 #define DOVSTA 0x30008
1153 #define OC_BUF (0x3<<20)
1154
1155 #define OGAMC5 0x30010
1156 #define OGAMC4 0x30014
1157 #define OGAMC3 0x30018
1158 #define OGAMC2 0x3001c
1159 #define OGAMC1 0x30020
1160 #define OGAMC0 0x30024
1161 /*
1162 * Palette registers
1163 */
1164 #define PALETTE_A 0x0a000
1165 #define PALETTE_B 0x0a800
1166
1167 #define IS_I830(dev) ((dev)->pci_device == 0x3577)
1168 #define IS_845G(dev) ((dev)->pci_device == 0x2562)
1169 #define IS_I85X(dev) ((dev)->pci_device == 0x3582)
1170 #define IS_I855(dev) ((dev)->pci_device == 0x3582)
1171 #define IS_I865G(dev) ((dev)->pci_device == 0x2572)
1172
1173 #define IS_I915G(dev) ((dev)->pci_device == 0x2582 || (dev)->pci_device == 0x258a)
1174 #define IS_I915GM(dev) ((dev)->pci_device == 0x2592)
1175 #define IS_I945G(dev) ((dev)->pci_device == 0x2772)
1176 #define IS_I945GM(dev) ((dev)->pci_device == 0x27A2 ||\
1177 (dev)->pci_device == 0x27AE)
1178 #define IS_I965G(dev) ((dev)->pci_device == 0x2972 || \
1179 (dev)->pci_device == 0x2982 || \
1180 (dev)->pci_device == 0x2992 || \
1181 (dev)->pci_device == 0x29A2 || \
1182 (dev)->pci_device == 0x2A02 || \
1183 (dev)->pci_device == 0x2A12 || \
1184 (dev)->pci_device == 0x2A42)
1185
1186 #define IS_I965GM(dev) ((dev)->pci_device == 0x2A02)
1187
1188 #define IS_IGD_GM(dev) ((dev)->pci_device == 0x2A42)
1189
1190 #define IS_G33(dev) ((dev)->pci_device == 0x29C2 || \
1191 (dev)->pci_device == 0x29B2 || \
1192 (dev)->pci_device == 0x29D2)
1193
1194 #define IS_I9XX(dev) (IS_I915G(dev) || IS_I915GM(dev) || IS_I945G(dev) || \
1195 IS_I945GM(dev) || IS_I965G(dev) || IS_G33(dev))
1196
1197 #define IS_MOBILE(dev) (IS_I830(dev) || IS_I85X(dev) || IS_I915GM(dev) || \
1198 IS_I945GM(dev) || IS_I965GM(dev) || IS_IGD_GM(dev))
1199
1200 #define I915_NEED_GFX_HWS(dev) (IS_G33(dev) || IS_IGD_GM(dev))
1201
1202 #define PRIMARY_RINGBUFFER_SIZE (128*1024)
1203
1204 #endif
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