1 /* i915_drv.h -- Private header for the I915 driver -*- linux-c -*-
5 * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
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:
16 * The above copyright notice and this permission notice (including the
17 * next paragraph) shall be included in all copies or substantial portions
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.
33 /* General customization:
36 #define DRIVER_AUTHOR "Tungsten Graphics, Inc."
38 #define DRIVER_NAME "i915"
39 #define DRIVER_DESC "Intel Graphics"
40 #define DRIVER_DATE "20080312"
42 #if defined(__linux__)
43 #define I915_HAVE_FENCE
44 #define I915_HAVE_BUFFER
50 * 1.2: Add Power Management
51 * 1.3: Add vblank support
52 * 1.4: Fix cmdbuffer path, add heap destroy
53 * 1.5: Add vblank pipe configuration
54 * 1.6: - New ioctl for scheduling buffer swaps on vertical blank
55 * - Support vertical blank on secondary display pipe
56 * 1.8: New ioctl for ARB_Occlusion_Query
57 * 1.9: Usable page flipping and triple buffering
58 * 1.10: Plane/pipe disentangling
59 * 1.11: TTM superioctl
60 * 1.12: TTM relocation optimization
62 #define DRIVER_MAJOR 1
63 #if defined(I915_HAVE_FENCE) && defined(I915_HAVE_BUFFER)
64 #define DRIVER_MINOR 13
66 #define DRIVER_MINOR 6
68 #define DRIVER_PATCHLEVEL 0
70 #ifdef I915_HAVE_BUFFER
71 #define I915_MAX_VALIDATE_BUFFERS 4096
72 struct drm_i915_validate_buffer;
75 typedef struct _drm_i915_ring_buffer {
85 } drm_i915_ring_buffer_t;
88 struct mem_block *next;
89 struct mem_block *prev;
92 struct drm_file *file_priv; /* NULL: free, -1: heap, other: real files */
95 typedef struct _drm_i915_vbl_swap {
96 struct list_head head;
97 drm_drawable_t drw_id;
99 unsigned int sequence;
101 } drm_i915_vbl_swap_t;
103 typedef struct drm_i915_private {
104 drm_local_map_t *sarea;
105 drm_local_map_t *mmio_map;
107 drm_i915_sarea_t *sarea_priv;
108 drm_i915_ring_buffer_t ring;
110 drm_dma_handle_t *status_page_dmah;
111 void *hw_status_page;
112 dma_addr_t dma_status_page;
114 unsigned int status_gfx_addr;
115 drm_local_map_t hws_map;
118 int use_mi_batchbuffer_start;
120 wait_queue_head_t irq_queue;
121 atomic_t irq_received;
122 atomic_t irq_emitted;
124 int tex_lru_log_granularity;
125 int allow_batchbuffer;
126 struct mem_block *agp_heap;
127 unsigned int sr01, adpa, ppcr, dvob, dvoc, lvds;
129 DRM_SPINTYPE user_irq_lock;
130 int user_irq_refcount;
132 uint32_t irq_enable_reg;
135 #ifdef I915_HAVE_FENCE
136 uint32_t flush_sequence;
137 uint32_t flush_flags;
138 uint32_t flush_pending;
139 uint32_t saved_flush_status;
141 #ifdef I915_HAVE_BUFFER
143 unsigned int max_validate_buffers;
144 struct mutex cmdbuf_mutex;
145 struct drm_i915_validate_buffer *val_bufs;
148 DRM_SPINTYPE swaps_lock;
149 drm_i915_vbl_swap_t vbl_swaps;
150 unsigned int swaps_pending;
153 struct drm_buffer_object *sarea_bo;
154 struct drm_bo_kmap_obj sarea_kmap;
183 u32 savePFIT_PGM_RATIOS;
185 u32 saveBLC_PWM_CTL2;
204 u32 saveVCLK_DIVISOR_VGA0;
205 u32 saveVCLK_DIVISOR_VGA1;
206 u32 saveVCLK_POST_DIV;
219 u32 savePFIT_CONTROL;
220 u32 save_palette_a[256];
221 u32 save_palette_b[256];
222 u32 saveFBC_CFB_BASE;
225 u32 saveFBC_CONTROL2;
229 u32 saveCACHE_MODE_0;
231 u32 saveDSPCLK_GATE_D;
232 u32 saveMI_ARB_STATE;
242 u8 saveDACDATA[256*3]; /* 256 3-byte colors */
244 } drm_i915_private_t;
246 enum intel_chip_family {
253 extern struct drm_ioctl_desc i915_ioctls[];
254 extern int i915_max_ioctl;
257 extern void i915_kernel_lost_context(struct drm_device * dev);
258 extern int i915_driver_load(struct drm_device *, unsigned long flags);
259 extern int i915_driver_unload(struct drm_device *);
260 extern void i915_driver_lastclose(struct drm_device * dev);
261 extern void i915_driver_preclose(struct drm_device *dev,
262 struct drm_file *file_priv);
263 extern int i915_driver_device_is_agp(struct drm_device * dev);
264 extern long i915_compat_ioctl(struct file *filp, unsigned int cmd,
266 extern void i915_emit_breadcrumb(struct drm_device *dev);
267 extern void i915_dispatch_flip(struct drm_device * dev, int pipes, int sync);
268 extern int i915_emit_mi_flush(struct drm_device *dev, uint32_t flush);
269 extern int i915_driver_firstopen(struct drm_device *dev);
270 extern int i915_dispatch_batchbuffer(struct drm_device * dev,
271 drm_i915_batchbuffer_t * batch);
272 extern int i915_quiescent(struct drm_device *dev);
275 extern int i915_irq_emit(struct drm_device *dev, void *data,
276 struct drm_file *file_priv);
277 extern int i915_irq_wait(struct drm_device *dev, void *data,
278 struct drm_file *file_priv);
280 extern irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS);
281 extern void i915_driver_irq_preinstall(struct drm_device * dev);
282 extern int i915_driver_irq_postinstall(struct drm_device * dev);
283 extern void i915_driver_irq_uninstall(struct drm_device * dev);
284 extern int i915_vblank_pipe_set(struct drm_device *dev, void *data,
285 struct drm_file *file_priv);
286 extern int i915_vblank_pipe_get(struct drm_device *dev, void *data,
287 struct drm_file *file_priv);
288 extern int i915_emit_irq(struct drm_device * dev);
289 extern int i915_enable_vblank(struct drm_device *dev, int crtc);
290 extern void i915_disable_vblank(struct drm_device *dev, int crtc);
291 extern u32 i915_get_vblank_counter(struct drm_device *dev, int crtc);
292 extern int i915_vblank_swap(struct drm_device *dev, void *data,
293 struct drm_file *file_priv);
294 extern void i915_user_irq_on(drm_i915_private_t *dev_priv);
295 extern void i915_user_irq_off(drm_i915_private_t *dev_priv);
298 extern int i915_mem_alloc(struct drm_device *dev, void *data,
299 struct drm_file *file_priv);
300 extern int i915_mem_free(struct drm_device *dev, void *data,
301 struct drm_file *file_priv);
302 extern int i915_mem_init_heap(struct drm_device *dev, void *data,
303 struct drm_file *file_priv);
304 extern int i915_mem_destroy_heap(struct drm_device *dev, void *data,
305 struct drm_file *file_priv);
306 extern void i915_mem_takedown(struct mem_block **heap);
307 extern void i915_mem_release(struct drm_device * dev,
308 struct drm_file *file_priv,
309 struct mem_block *heap);
310 #ifdef I915_HAVE_FENCE
312 extern void i915_fence_handler(struct drm_device *dev);
313 extern void i915_invalidate_reported_sequence(struct drm_device *dev);
317 #ifdef I915_HAVE_BUFFER
319 extern struct drm_ttm_backend *i915_create_ttm_backend_entry(struct drm_device *dev);
320 extern int i915_fence_type(struct drm_buffer_object *bo, uint32_t *fclass,
322 extern int i915_invalidate_caches(struct drm_device *dev, uint64_t buffer_flags);
323 extern int i915_init_mem_type(struct drm_device *dev, uint32_t type,
324 struct drm_mem_type_manager *man);
325 extern uint64_t i915_evict_flags(struct drm_buffer_object *bo);
326 extern int i915_move(struct drm_buffer_object *bo, int evict,
327 int no_wait, struct drm_bo_mem_reg *new_mem);
328 void i915_flush_ttm(struct drm_ttm *ttm);
330 int i915_execbuffer(struct drm_device *dev, void *data,
331 struct drm_file *file_priv);
336 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,25)
337 extern void intel_init_chipset_flush_compat(struct drm_device *dev);
338 extern void intel_fini_chipset_flush_compat(struct drm_device *dev);
342 #define I915_READ(reg) DRM_READ32(dev_priv->mmio_map, (reg))
343 #define I915_WRITE(reg,val) DRM_WRITE32(dev_priv->mmio_map, (reg), (val))
344 #define I915_READ16(reg) DRM_READ16(dev_priv->mmio_map, (reg))
345 #define I915_WRITE16(reg,val) DRM_WRITE16(dev_priv->mmio_map, (reg), (val))
347 #define I915_VERBOSE 0
349 #define RING_LOCALS unsigned int outring, ringmask, outcount; \
352 #define BEGIN_LP_RING(n) do { \
354 DRM_DEBUG("BEGIN_LP_RING(%d)\n", \
356 if (dev_priv->ring.space < (n)*4) \
357 i915_wait_ring(dev, (n)*4, __FUNCTION__); \
359 outring = dev_priv->ring.tail; \
360 ringmask = dev_priv->ring.tail_mask; \
361 virt = dev_priv->ring.virtual_start; \
364 #define OUT_RING(n) do { \
365 if (I915_VERBOSE) DRM_DEBUG(" OUT_RING %x\n", (int)(n)); \
366 *(volatile unsigned int *)(virt + outring) = (n); \
369 outring &= ringmask; \
372 #define ADVANCE_LP_RING() do { \
373 if (I915_VERBOSE) DRM_DEBUG("ADVANCE_LP_RING %x\n", outring); \
374 dev_priv->ring.tail = outring; \
375 dev_priv->ring.space -= outcount * 4; \
376 I915_WRITE(LP_RING + RING_TAIL, outring); \
379 extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
381 /* Extended config space */
386 #define VGA_ST01_MDA 0x3ba
387 #define VGA_ST01_CGA 0x3da
389 #define VGA_MSR_WRITE 0x3c2
390 #define VGA_MSR_READ 0x3cc
391 #define VGA_MSR_MEM_EN (1<<1)
392 #define VGA_MSR_CGA_MODE (1<<0)
394 #define VGA_SR_INDEX 0x3c4
395 #define VGA_SR_DATA 0x3c5
397 #define VGA_AR_INDEX 0x3c0
398 #define VGA_AR_VID_EN (1<<5)
399 #define VGA_AR_DATA_WRITE 0x3c0
400 #define VGA_AR_DATA_READ 0x3c1
402 #define VGA_GR_INDEX 0x3ce
403 #define VGA_GR_DATA 0x3cf
405 #define VGA_GR_MEM_READ_MODE_SHIFT 3
406 #define VGA_GR_MEM_READ_MODE_PLANE 1
408 #define VGA_GR_MEM_MODE_MASK 0xc
409 #define VGA_GR_MEM_MODE_SHIFT 2
410 #define VGA_GR_MEM_A0000_AFFFF 0
411 #define VGA_GR_MEM_A0000_BFFFF 1
412 #define VGA_GR_MEM_B0000_B7FFF 2
413 #define VGA_GR_MEM_B0000_BFFFF 3
415 #define VGA_DACMASK 0x3c6
416 #define VGA_DACRX 0x3c7
417 #define VGA_DACWX 0x3c8
418 #define VGA_DACDATA 0x3c9
420 #define VGA_CR_INDEX_MDA 0x3b4
421 #define VGA_CR_DATA_MDA 0x3b5
422 #define VGA_CR_INDEX_CGA 0x3d4
423 #define VGA_CR_DATA_CGA 0x3d5
425 #define GFX_OP_USER_INTERRUPT ((0<<29)|(2<<23))
426 #define GFX_OP_BREAKPOINT_INTERRUPT ((0<<29)|(1<<23))
427 #define CMD_REPORT_HEAD (7<<23)
428 #define CMD_STORE_DWORD_IMM ((0x20<<23) | (0x1 << 22) | 0x1)
429 #define CMD_STORE_DWORD_IDX ((0x21<<23) | 0x1)
430 #define CMD_OP_BATCH_BUFFER ((0x0<<29)|(0x30<<23)|0x1)
432 #define CMD_MI_FLUSH (0x04 << 23)
433 #define MI_NO_WRITE_FLUSH (1 << 2)
434 #define MI_READ_FLUSH (1 << 0)
435 #define MI_EXE_FLUSH (1 << 1)
436 #define MI_END_SCENE (1 << 4) /* flush binner and incr scene count */
437 #define MI_SCENE_COUNT (1 << 3) /* just increment scene count */
439 /* Packet to load a register value from the ring/batch command stream:
441 #define CMD_MI_LOAD_REGISTER_IMM ((0x22 << 23)|0x1)
443 #define BB1_START_ADDR_MASK (~0x7)
444 #define BB1_PROTECTED (1<<0)
445 #define BB1_UNPROTECTED (0<<0)
446 #define BB2_END_ADDR_MASK (~0x7)
448 /* Framebuffer compression */
449 #define FBC_CFB_BASE 0x03200 /* 4k page aligned */
450 #define FBC_LL_BASE 0x03204 /* 4k page aligned */
451 #define FBC_CONTROL 0x03208
452 #define FBC_CTL_EN (1<<31)
453 #define FBC_CTL_PERIODIC (1<<30)
454 #define FBC_CTL_INTERVAL_SHIFT (16)
455 #define FBC_CTL_UNCOMPRESSIBLE (1<<14)
456 #define FBC_CTL_STRIDE_SHIFT (5)
457 #define FBC_CTL_FENCENO (1<<0)
458 #define FBC_COMMAND 0x0320c
459 #define FBC_CMD_COMPRESS (1<<0)
460 #define FBC_STATUS 0x03210
461 #define FBC_STAT_COMPRESSING (1<<31)
462 #define FBC_STAT_COMPRESSED (1<<30)
463 #define FBC_STAT_MODIFIED (1<<29)
464 #define FBC_STAT_CURRENT_LINE (1<<0)
465 #define FBC_CONTROL2 0x03214
466 #define FBC_CTL_FENCE_DBL (0<<4)
467 #define FBC_CTL_IDLE_IMM (0<<2)
468 #define FBC_CTL_IDLE_FULL (1<<2)
469 #define FBC_CTL_IDLE_LINE (2<<2)
470 #define FBC_CTL_IDLE_DEBUG (3<<2)
471 #define FBC_CTL_CPU_FENCE (1<<1)
472 #define FBC_CTL_PLANEA (0<<0)
473 #define FBC_CTL_PLANEB (1<<0)
474 #define FBC_FENCE_OFF 0x0321b
476 #define FBC_LL_SIZE (1536)
477 #define FBC_LL_PAD (32)
481 #define I915_PIPE_CONTROL_NOTIFY_INTERRUPT (1<<18)
482 #define I915_DISPLAY_PORT_INTERRUPT (1<<17)
483 #define I915_RENDER_COMMAND_PARSER_ERROR_INTERRUPT (1<<15)
484 #define I915_GMCH_THERMAL_SENSOR_EVENT_INTERRUPT (1<<14)
485 #define I915_HWB_OOM_INTERRUPT (1<<13) /* binner out of memory */
486 #define I915_SYNC_STATUS_INTERRUPT (1<<12)
487 #define I915_DISPLAY_PLANE_A_FLIP_PENDING_INTERRUPT (1<<11)
488 #define I915_DISPLAY_PLANE_B_FLIP_PENDING_INTERRUPT (1<<10)
489 #define I915_OVERLAY_PLANE_FLIP_PENDING_INTERRUPT (1<<9)
490 #define I915_DISPLAY_PLANE_C_FLIP_PENDING_INTERRUPT (1<<8)
491 #define I915_DISPLAY_PIPE_A_VBLANK_INTERRUPT (1<<7)
492 #define I915_DISPLAY_PIPE_A_EVENT_INTERRUPT (1<<6)
493 #define I915_DISPLAY_PIPE_B_VBLANK_INTERRUPT (1<<5)
494 #define I915_DISPLAY_PIPE_B_EVENT_INTERRUPT (1<<4)
495 #define I915_DEBUG_INTERRUPT (1<<2)
496 #define I915_USER_INTERRUPT (1<<1)
499 #define I915REG_HWSTAM 0x02098
500 #define I915REG_INT_IDENTITY_R 0x020a4
501 #define I915REG_INT_MASK_R 0x020a8
502 #define I915REG_INT_ENABLE_R 0x020a0
503 #define I915REG_INSTPM 0x020c0
505 #define PIPEADSL 0x70000
506 #define PIPEBDSL 0x71000
508 #define I915REG_PIPEASTAT 0x70024
509 #define I915REG_PIPEBSTAT 0x71024
511 * The two pipe frame counter registers are not synchronized, so
512 * reading a stable value is somewhat tricky. The following code
516 * high1 = ((INREG(PIPEAFRAMEHIGH) & PIPE_FRAME_HIGH_MASK) >>
517 * PIPE_FRAME_HIGH_SHIFT;
518 * low1 = ((INREG(PIPEAFRAMEPIXEL) & PIPE_FRAME_LOW_MASK) >>
519 * PIPE_FRAME_LOW_SHIFT);
520 * high2 = ((INREG(PIPEAFRAMEHIGH) & PIPE_FRAME_HIGH_MASK) >>
521 * PIPE_FRAME_HIGH_SHIFT);
522 * } while (high1 != high2);
523 * frame = (high1 << 8) | low1;
525 #define PIPEAFRAMEHIGH 0x70040
526 #define PIPEBFRAMEHIGH 0x71040
527 #define PIPE_FRAME_HIGH_MASK 0x0000ffff
528 #define PIPE_FRAME_HIGH_SHIFT 0
529 #define PIPEAFRAMEPIXEL 0x70044
530 #define PIPEBFRAMEPIXEL 0x71044
532 #define PIPE_FRAME_LOW_MASK 0xff000000
533 #define PIPE_FRAME_LOW_SHIFT 24
535 * Pixel within the current frame is counted in the PIPEAFRAMEPIXEL register
536 * and is 24 bits wide.
538 #define PIPE_PIXEL_MASK 0x00ffffff
539 #define PIPE_PIXEL_SHIFT 0
541 #define I915_FIFO_UNDERRUN_STATUS (1UL<<31)
542 #define I915_CRC_ERROR_ENABLE (1UL<<29)
543 #define I915_CRC_DONE_ENABLE (1UL<<28)
544 #define I915_GMBUS_EVENT_ENABLE (1UL<<27)
545 #define I915_VSYNC_INTERRUPT_ENABLE (1UL<<25)
546 #define I915_DISPLAY_LINE_COMPARE_ENABLE (1UL<<24)
547 #define I915_DPST_EVENT_ENABLE (1UL<<23)
548 #define I915_LEGACY_BLC_EVENT_ENABLE (1UL<<22)
549 #define I915_ODD_FIELD_INTERRUPT_ENABLE (1UL<<21)
550 #define I915_EVEN_FIELD_INTERRUPT_ENABLE (1UL<<20)
551 #define I915_START_VBLANK_INTERRUPT_ENABLE (1UL<<18) /* 965 or later */
552 #define I915_VBLANK_INTERRUPT_ENABLE (1UL<<17)
553 #define I915_OVERLAY_UPDATED_ENABLE (1UL<<16)
554 #define I915_CRC_ERROR_INTERRUPT_STATUS (1UL<<13)
555 #define I915_CRC_DONE_INTERRUPT_STATUS (1UL<<12)
556 #define I915_GMBUS_INTERRUPT_STATUS (1UL<<11)
557 #define I915_VSYNC_INTERRUPT_STATUS (1UL<<9)
558 #define I915_DISPLAY_LINE_COMPARE_STATUS (1UL<<8)
559 #define I915_DPST_EVENT_STATUS (1UL<<7)
560 #define I915_LEGACY_BLC_EVENT_STATUS (1UL<<6)
561 #define I915_ODD_FIELD_INTERRUPT_STATUS (1UL<<5)
562 #define I915_EVEN_FIELD_INTERRUPT_STATUS (1UL<<4)
563 #define I915_START_VBLANK_INTERRUPT_STATUS (1UL<<2) /* 965 or later */
564 #define I915_VBLANK_INTERRUPT_STATUS (1UL<<1)
565 #define I915_OVERLAY_UPDATED_STATUS (1UL<<0)
567 #define SRX_INDEX 0x3c4
568 #define SRX_DATA 0x3c5
570 #define SR01_SCREEN_OFF (1<<5)
573 #define PPCR_ON (1<<0)
576 #define DVOB_ON (1<<31)
578 #define DVOC_ON (1<<31)
580 #define LVDS_ON (1<<31)
583 #define ADPA_DPMS_MASK (~(3<<10))
584 #define ADPA_DPMS_ON (0<<10)
585 #define ADPA_DPMS_SUSPEND (1<<10)
586 #define ADPA_DPMS_STANDBY (2<<10)
587 #define ADPA_DPMS_OFF (3<<10)
590 #define LP_RING 0x2030
591 #define HP_RING 0x2040
592 /* The binner has its own ring buffer:
594 #define HWB_RING 0x2400
596 #define RING_TAIL 0x00
597 #define TAIL_ADDR 0x001FFFF8
598 #define RING_HEAD 0x04
599 #define HEAD_WRAP_COUNT 0xFFE00000
600 #define HEAD_WRAP_ONE 0x00200000
601 #define HEAD_ADDR 0x001FFFFC
602 #define RING_START 0x08
603 #define START_ADDR 0x0xFFFFF000
604 #define RING_LEN 0x0C
605 #define RING_NR_PAGES 0x001FF000
606 #define RING_REPORT_MASK 0x00000006
607 #define RING_REPORT_64K 0x00000002
608 #define RING_REPORT_128K 0x00000004
609 #define RING_NO_REPORT 0x00000000
610 #define RING_VALID_MASK 0x00000001
611 #define RING_VALID 0x00000001
612 #define RING_INVALID 0x00000000
614 /* Instruction parser error reg:
618 /* Scratch pad debug 0 reg:
626 /* Secondary DMA fetch address debug reg:
628 #define DMA_FADD_S 0x20d4
630 /* Memory Interface Arbitration State
632 #define MI_ARB_STATE 0x20e4
635 * - Manipulating render cache behaviour is central
636 * to the concept of zone rendering, tuning this reg can help avoid
637 * unnecessary render cache reads and even writes (for z/stencil)
638 * at beginning and end of scene.
640 * - To change a bit, write to this reg with a mask bit set and the
641 * bit of interest either set or cleared. EG: (BIT<<16) | BIT to set.
643 #define Cache_Mode_0 0x2120
644 #define CACHE_MODE_0 0x2120
645 #define CM0_MASK_SHIFT 16
646 #define CM0_IZ_OPT_DISABLE (1<<6)
647 #define CM0_ZR_OPT_DISABLE (1<<5)
648 #define CM0_DEPTH_EVICT_DISABLE (1<<4)
649 #define CM0_COLOR_EVICT_DISABLE (1<<3)
650 #define CM0_DEPTH_WRITE_DISABLE (1<<1)
651 #define CM0_RC_OP_FLUSH_DISABLE (1<<0)
654 /* Graphics flush control. A CPU write flushes the GWB of all writes.
655 * The data is discarded.
657 #define GFX_FLSH_CNTL 0x2170
659 /* Binner control. Defines the location of the bin pointer list:
661 #define BINCTL 0x2420
662 #define BC_MASK (1 << 9)
664 /* Binned scene info.
666 #define BINSCENE 0x2428
667 #define BS_OP_LOAD (1 << 8)
668 #define BS_MASK (1 << 22)
670 /* Bin command parser debug reg:
674 /* Bin memory control debug reg:
678 /* Bin data cache debug reg:
682 /* Binner pointer cache debug reg:
686 /* Binner scratch pad debug reg:
688 #define BINSKPD 0x24f0
690 /* HWB scratch pad debug reg:
692 #define HWBSKPD 0x24f4
694 /* Binner memory pool reg:
696 #define BMP_BUFFER 0x2430
697 #define BMP_PAGE_SIZE_4K (0 << 10)
698 #define BMP_BUFFER_SIZE_SHIFT 1
699 #define BMP_ENABLE (1 << 0)
701 /* Get/put memory from the binner memory pool:
703 #define BMP_GET 0x2438
704 #define BMP_PUT 0x2440
705 #define BMP_OFFSET_SHIFT 5
709 #define GFX_OP_RASTER_RULES ((0x3<<29)|(0x7<<24))
711 #define GFX_OP_SCISSOR ((0x3<<29)|(0x1c<<24)|(0x10<<19))
712 #define SC_UPDATE_SCISSOR (0x1<<1)
713 #define SC_ENABLE_MASK (0x1<<0)
714 #define SC_ENABLE (0x1<<0)
716 #define GFX_OP_LOAD_INDIRECT ((0x3<<29)|(0x1d<<24)|(0x7<<16))
718 #define GFX_OP_SCISSOR_INFO ((0x3<<29)|(0x1d<<24)|(0x81<<16)|(0x1))
719 #define SCI_YMIN_MASK (0xffff<<16)
720 #define SCI_XMIN_MASK (0xffff<<0)
721 #define SCI_YMAX_MASK (0xffff<<16)
722 #define SCI_XMAX_MASK (0xffff<<0)
724 #define GFX_OP_SCISSOR_ENABLE ((0x3<<29)|(0x1c<<24)|(0x10<<19))
725 #define GFX_OP_SCISSOR_RECT ((0x3<<29)|(0x1d<<24)|(0x81<<16)|1)
726 #define GFX_OP_COLOR_FACTOR ((0x3<<29)|(0x1d<<24)|(0x1<<16)|0x0)
727 #define GFX_OP_STIPPLE ((0x3<<29)|(0x1d<<24)|(0x83<<16))
728 #define GFX_OP_MAP_INFO ((0x3<<29)|(0x1d<<24)|0x4)
729 #define GFX_OP_DESTBUFFER_VARS ((0x3<<29)|(0x1d<<24)|(0x85<<16)|0x0)
730 #define GFX_OP_DRAWRECT_INFO ((0x3<<29)|(0x1d<<24)|(0x80<<16)|(0x3))
732 #define GFX_OP_DRAWRECT_INFO_I965 ((0x7900<<16)|0x2)
734 #define SRC_COPY_BLT_CMD ((2<<29)|(0x43<<22)|4)
735 #define XY_SRC_COPY_BLT_CMD ((2<<29)|(0x53<<22)|6)
736 #define XY_SRC_COPY_BLT_WRITE_ALPHA (1<<21)
737 #define XY_SRC_COPY_BLT_WRITE_RGB (1<<20)
738 #define XY_SRC_COPY_BLT_SRC_TILED (1<<15)
739 #define XY_SRC_COPY_BLT_DST_TILED (1<<11)
742 #define MI_BATCH_BUFFER ((0x30<<23)|1)
743 #define MI_BATCH_BUFFER_START (0x31<<23)
744 #define MI_BATCH_BUFFER_END (0xA<<23)
745 #define MI_BATCH_NON_SECURE (1)
747 #define MI_BATCH_NON_SECURE_I965 (1<<8)
749 #define MI_WAIT_FOR_EVENT ((0x3<<23))
750 #define MI_WAIT_FOR_PLANE_B_FLIP (1<<6)
751 #define MI_WAIT_FOR_PLANE_A_FLIP (1<<2)
752 #define MI_WAIT_FOR_PLANE_A_SCANLINES (1<<1)
754 #define MI_LOAD_SCAN_LINES_INCL ((0x12<<23))
756 #define CMD_OP_DISPLAYBUFFER_INFO ((0x0<<29)|(0x14<<23)|2)
757 #define ASYNC_FLIP (1<<22)
758 #define DISPLAY_PLANE_A (0<<20)
759 #define DISPLAY_PLANE_B (1<<20)
762 #define DSPACNTR 0x70180
763 #define DSPBCNTR 0x71180
764 #define DISPPLANE_SEL_PIPE_MASK (1<<24)
766 /* Define the region of interest for the binner:
768 #define CMD_OP_BIN_CONTROL ((0x3<<29)|(0x1d<<24)|(0x84<<16)|4)
770 #define CMD_OP_DESTBUFFER_INFO ((0x3<<29)|(0x1d<<24)|(0x8e<<16)|1)
772 #define BREADCRUMB_BITS 31
773 #define BREADCRUMB_MASK ((1U << BREADCRUMB_BITS) - 1)
775 #define READ_BREADCRUMB(dev_priv) (((volatile u32*)(dev_priv->hw_status_page))[5])
776 #define READ_HWSP(dev_priv, reg) (((volatile u32*)(dev_priv->hw_status_page))[reg])
778 #define BLC_PWM_CTL 0x61254
779 #define BACKLIGHT_MODULATION_FREQ_SHIFT (17)
781 #define BLC_PWM_CTL2 0x61250
783 * This is the most significant 15 bits of the number of backlight cycles in a
784 * complete cycle of the modulated backlight control.
786 * The actual value is this field multiplied by two.
788 #define BACKLIGHT_MODULATION_FREQ_MASK (0x7fff << 17)
789 #define BLM_LEGACY_MODE (1 << 16)
791 * This is the number of cycles out of the backlight modulation cycle for which
792 * the backlight is on.
794 * This field must be no greater than the number of cycles in the complete
795 * backlight modulation cycle.
797 #define BACKLIGHT_DUTY_CYCLE_SHIFT (0)
798 #define BACKLIGHT_DUTY_CYCLE_MASK (0xffff)
800 #define I915_GCFGC 0xf0
801 #define I915_LOW_FREQUENCY_ENABLE (1 << 7)
802 #define I915_DISPLAY_CLOCK_190_200_MHZ (0 << 4)
803 #define I915_DISPLAY_CLOCK_333_MHZ (4 << 4)
804 #define I915_DISPLAY_CLOCK_MASK (7 << 4)
806 #define I855_HPLLCC 0xc0
807 #define I855_CLOCK_CONTROL_MASK (3 << 0)
808 #define I855_CLOCK_133_200 (0 << 0)
809 #define I855_CLOCK_100_200 (1 << 0)
810 #define I855_CLOCK_100_133 (2 << 0)
811 #define I855_CLOCK_166_250 (3 << 0)
815 #define VCLK2_VCO_M 0x6008 /* treat as 16 bit? (includes msbs) */
816 #define VCLK2_VCO_N 0x600a
817 #define VCLK2_VCO_DIV_SEL 0x6012
819 #define VCLK_DIVISOR_VGA0 0x6000
820 #define VCLK_DIVISOR_VGA1 0x6004
821 #define VCLK_POST_DIV 0x6010
822 /** Selects a post divisor of 4 instead of 2. */
823 # define VGA1_PD_P2_DIV_4 (1 << 15)
824 /** Overrides the p2 post divisor field */
825 # define VGA1_PD_P1_DIV_2 (1 << 13)
826 # define VGA1_PD_P1_SHIFT 8
827 /** P1 value is 2 greater than this field */
828 # define VGA1_PD_P1_MASK (0x1f << 8)
829 /** Selects a post divisor of 4 instead of 2. */
830 # define VGA0_PD_P2_DIV_4 (1 << 7)
831 /** Overrides the p2 post divisor field */
832 # define VGA0_PD_P1_DIV_2 (1 << 5)
833 # define VGA0_PD_P1_SHIFT 0
834 /** P1 value is 2 greater than this field */
835 # define VGA0_PD_P1_MASK (0x1f << 0)
837 /* PCI D state control register */
838 #define D_STATE 0x6104
839 #define DSPCLK_GATE_D 0x6200
841 /* I830 CRTC registers */
842 #define HTOTAL_A 0x60000
843 #define HBLANK_A 0x60004
844 #define HSYNC_A 0x60008
845 #define VTOTAL_A 0x6000c
846 #define VBLANK_A 0x60010
847 #define VSYNC_A 0x60014
848 #define PIPEASRC 0x6001c
849 #define BCLRPAT_A 0x60020
850 #define VSYNCSHIFT_A 0x60028
852 #define HTOTAL_B 0x61000
853 #define HBLANK_B 0x61004
854 #define HSYNC_B 0x61008
855 #define VTOTAL_B 0x6100c
856 #define VBLANK_B 0x61010
857 #define VSYNC_B 0x61014
858 #define PIPEBSRC 0x6101c
859 #define BCLRPAT_B 0x61020
860 #define VSYNCSHIFT_B 0x61028
862 #define HACTIVE_MASK 0x00000fff
863 #define VTOTAL_MASK 0x00001fff
864 #define VTOTAL_SHIFT 16
865 #define VACTIVE_MASK 0x00000fff
866 #define VBLANK_END_MASK 0x00001fff
867 #define VBLANK_END_SHIFT 16
868 #define VBLANK_START_MASK 0x00001fff
870 #define PP_STATUS 0x61200
871 # define PP_ON (1 << 31)
873 * Indicates that all dependencies of the panel are on:
877 * - LVDS/DVOB/DVOC on
879 # define PP_READY (1 << 30)
880 # define PP_SEQUENCE_NONE (0 << 28)
881 # define PP_SEQUENCE_ON (1 << 28)
882 # define PP_SEQUENCE_OFF (2 << 28)
883 # define PP_SEQUENCE_MASK 0x30000000
884 #define PP_CONTROL 0x61204
885 # define POWER_TARGET_ON (1 << 0)
887 #define LVDSPP_ON 0x61208
888 #define LVDSPP_OFF 0x6120c
889 #define PP_CYCLE 0x61210
891 #define PFIT_CONTROL 0x61230
892 # define PFIT_ENABLE (1 << 31)
893 # define PFIT_PIPE_MASK (3 << 29)
894 # define PFIT_PIPE_SHIFT 29
895 # define VERT_INTERP_DISABLE (0 << 10)
896 # define VERT_INTERP_BILINEAR (1 << 10)
897 # define VERT_INTERP_MASK (3 << 10)
898 # define VERT_AUTO_SCALE (1 << 9)
899 # define HORIZ_INTERP_DISABLE (0 << 6)
900 # define HORIZ_INTERP_BILINEAR (1 << 6)
901 # define HORIZ_INTERP_MASK (3 << 6)
902 # define HORIZ_AUTO_SCALE (1 << 5)
903 # define PANEL_8TO6_DITHER_ENABLE (1 << 3)
905 #define PFIT_PGM_RATIOS 0x61234
906 # define PFIT_VERT_SCALE_MASK 0xfff00000
907 # define PFIT_HORIZ_SCALE_MASK 0x0000fff0
909 #define PFIT_AUTO_RATIOS 0x61238
912 #define DPLL_A 0x06014
913 #define DPLL_B 0x06018
914 # define DPLL_VCO_ENABLE (1 << 31)
915 # define DPLL_DVO_HIGH_SPEED (1 << 30)
916 # define DPLL_SYNCLOCK_ENABLE (1 << 29)
917 # define DPLL_VGA_MODE_DIS (1 << 28)
918 # define DPLLB_MODE_DAC_SERIAL (1 << 26) /* i915 */
919 # define DPLLB_MODE_LVDS (2 << 26) /* i915 */
920 # define DPLL_MODE_MASK (3 << 26)
921 # define DPLL_DAC_SERIAL_P2_CLOCK_DIV_10 (0 << 24) /* i915 */
922 # define DPLL_DAC_SERIAL_P2_CLOCK_DIV_5 (1 << 24) /* i915 */
923 # define DPLLB_LVDS_P2_CLOCK_DIV_14 (0 << 24) /* i915 */
924 # define DPLLB_LVDS_P2_CLOCK_DIV_7 (1 << 24) /* i915 */
925 # define DPLL_P2_CLOCK_DIV_MASK 0x03000000 /* i915 */
926 # define DPLL_FPA01_P1_POST_DIV_MASK 0x00ff0000 /* i915 */
928 * The i830 generation, in DAC/serial mode, defines p1 as two plus this
929 * bitfield, or just 2 if PLL_P1_DIVIDE_BY_TWO is set.
931 # define DPLL_FPA01_P1_POST_DIV_MASK_I830 0x001f0000
933 * The i830 generation, in LVDS mode, defines P1 as the bit number set within
934 * this field (only one bit may be set).
936 # define DPLL_FPA01_P1_POST_DIV_MASK_I830_LVDS 0x003f0000
937 # define DPLL_FPA01_P1_POST_DIV_SHIFT 16
938 # define PLL_P2_DIVIDE_BY_4 (1 << 23) /* i830, required in DVO non-gang */
939 # define PLL_P1_DIVIDE_BY_TWO (1 << 21) /* i830 */
940 # define PLL_REF_INPUT_DREFCLK (0 << 13)
941 # define PLL_REF_INPUT_TVCLKINA (1 << 13) /* i830 */
942 # define PLL_REF_INPUT_TVCLKINBC (2 << 13) /* SDVO TVCLKIN */
943 # define PLLB_REF_INPUT_SPREADSPECTRUMIN (3 << 13)
944 # define PLL_REF_INPUT_MASK (3 << 13)
945 # define PLL_LOAD_PULSE_PHASE_SHIFT 9
947 * Parallel to Serial Load Pulse phase selection.
948 * Selects the phase for the 10X DPLL clock for the PCIe
949 * digital display port. The range is 4 to 13; 10 or more
950 * is just a flip delay. The default is 6
952 # define PLL_LOAD_PULSE_PHASE_MASK (0xf << PLL_LOAD_PULSE_PHASE_SHIFT)
953 # define DISPLAY_RATE_SELECT_FPA1 (1 << 8)
956 * SDVO multiplier for 945G/GM. Not used on 965.
958 * \sa DPLL_MD_UDI_MULTIPLIER_MASK
960 # define SDVO_MULTIPLIER_MASK 0x000000ff
961 # define SDVO_MULTIPLIER_SHIFT_HIRES 4
962 # define SDVO_MULTIPLIER_SHIFT_VGA 0
964 /** @defgroup DPLL_MD
967 /** Pipe A SDVO/UDI clock multiplier/divider register for G965. */
968 #define DPLL_A_MD 0x0601c
969 /** Pipe B SDVO/UDI clock multiplier/divider register for G965. */
970 #define DPLL_B_MD 0x06020
972 * UDI pixel divider, controlling how many pixels are stuffed into a packet.
974 * Value is pixels minus 1. Must be set to 1 pixel for SDVO.
976 # define DPLL_MD_UDI_DIVIDER_MASK 0x3f000000
977 # define DPLL_MD_UDI_DIVIDER_SHIFT 24
978 /** UDI pixel divider for VGA, same as DPLL_MD_UDI_DIVIDER_MASK. */
979 # define DPLL_MD_VGA_UDI_DIVIDER_MASK 0x003f0000
980 # define DPLL_MD_VGA_UDI_DIVIDER_SHIFT 16
982 * SDVO/UDI pixel multiplier.
984 * SDVO requires that the bus clock rate be between 1 and 2 Ghz, and the bus
985 * clock rate is 10 times the DPLL clock. At low resolution/refresh rate
986 * modes, the bus rate would be below the limits, so SDVO allows for stuffing
987 * dummy bytes in the datastream at an increased clock rate, with both sides of
988 * the link knowing how many bytes are fill.
990 * So, for a mode with a dotclock of 65Mhz, we would want to double the clock
991 * rate to 130Mhz to get a bus rate of 1.30Ghz. The DPLL clock rate would be
992 * set to 130Mhz, and the SDVO multiplier set to 2x in this register and
993 * through an SDVO command.
995 * This register field has values of multiplication factor minus 1, with
996 * a maximum multiplier of 5 for SDVO.
998 # define DPLL_MD_UDI_MULTIPLIER_MASK 0x00003f00
999 # define DPLL_MD_UDI_MULTIPLIER_SHIFT 8
1000 /** SDVO/UDI pixel multiplier for VGA, same as DPLL_MD_UDI_MULTIPLIER_MASK.
1001 * This best be set to the default value (3) or the CRT won't work. No,
1002 * I don't entirely understand what this does...
1004 # define DPLL_MD_VGA_UDI_MULTIPLIER_MASK 0x0000003f
1005 # define DPLL_MD_VGA_UDI_MULTIPLIER_SHIFT 0
1008 #define DPLL_TEST 0x606c
1009 # define DPLLB_TEST_SDVO_DIV_1 (0 << 22)
1010 # define DPLLB_TEST_SDVO_DIV_2 (1 << 22)
1011 # define DPLLB_TEST_SDVO_DIV_4 (2 << 22)
1012 # define DPLLB_TEST_SDVO_DIV_MASK (3 << 22)
1013 # define DPLLB_TEST_N_BYPASS (1 << 19)
1014 # define DPLLB_TEST_M_BYPASS (1 << 18)
1015 # define DPLLB_INPUT_BUFFER_ENABLE (1 << 16)
1016 # define DPLLA_TEST_N_BYPASS (1 << 3)
1017 # define DPLLA_TEST_M_BYPASS (1 << 2)
1018 # define DPLLA_INPUT_BUFFER_ENABLE (1 << 0)
1020 #define ADPA 0x61100
1021 #define ADPA_DAC_ENABLE (1<<31)
1022 #define ADPA_DAC_DISABLE 0
1023 #define ADPA_PIPE_SELECT_MASK (1<<30)
1024 #define ADPA_PIPE_A_SELECT 0
1025 #define ADPA_PIPE_B_SELECT (1<<30)
1026 #define ADPA_USE_VGA_HVPOLARITY (1<<15)
1027 #define ADPA_SETS_HVPOLARITY 0
1028 #define ADPA_VSYNC_CNTL_DISABLE (1<<11)
1029 #define ADPA_VSYNC_CNTL_ENABLE 0
1030 #define ADPA_HSYNC_CNTL_DISABLE (1<<10)
1031 #define ADPA_HSYNC_CNTL_ENABLE 0
1032 #define ADPA_VSYNC_ACTIVE_HIGH (1<<4)
1033 #define ADPA_VSYNC_ACTIVE_LOW 0
1034 #define ADPA_HSYNC_ACTIVE_HIGH (1<<3)
1035 #define ADPA_HSYNC_ACTIVE_LOW 0
1037 #define FPA0 0x06040
1038 #define FPA1 0x06044
1039 #define FPB0 0x06048
1040 #define FPB1 0x0604c
1041 # define FP_N_DIV_MASK 0x003f0000
1042 # define FP_N_DIV_SHIFT 16
1043 # define FP_M1_DIV_MASK 0x00003f00
1044 # define FP_M1_DIV_SHIFT 8
1045 # define FP_M2_DIV_MASK 0x0000003f
1046 # define FP_M2_DIV_SHIFT 0
1049 #define PORT_HOTPLUG_EN 0x61110
1050 # define SDVOB_HOTPLUG_INT_EN (1 << 26)
1051 # define SDVOC_HOTPLUG_INT_EN (1 << 25)
1052 # define TV_HOTPLUG_INT_EN (1 << 18)
1053 # define CRT_HOTPLUG_INT_EN (1 << 9)
1054 # define CRT_HOTPLUG_FORCE_DETECT (1 << 3)
1056 #define PORT_HOTPLUG_STAT 0x61114
1057 # define CRT_HOTPLUG_INT_STATUS (1 << 11)
1058 # define TV_HOTPLUG_INT_STATUS (1 << 10)
1059 # define CRT_HOTPLUG_MONITOR_MASK (3 << 8)
1060 # define CRT_HOTPLUG_MONITOR_COLOR (3 << 8)
1061 # define CRT_HOTPLUG_MONITOR_MONO (2 << 8)
1062 # define CRT_HOTPLUG_MONITOR_NONE (0 << 8)
1063 # define SDVOC_HOTPLUG_INT_STATUS (1 << 7)
1064 # define SDVOB_HOTPLUG_INT_STATUS (1 << 6)
1066 #define SDVOB 0x61140
1067 #define SDVOC 0x61160
1068 #define SDVO_ENABLE (1 << 31)
1069 #define SDVO_PIPE_B_SELECT (1 << 30)
1070 #define SDVO_STALL_SELECT (1 << 29)
1071 #define SDVO_INTERRUPT_ENABLE (1 << 26)
1073 * 915G/GM SDVO pixel multiplier.
1075 * Programmed value is multiplier - 1, up to 5x.
1077 * \sa DPLL_MD_UDI_MULTIPLIER_MASK
1079 #define SDVO_PORT_MULTIPLY_MASK (7 << 23)
1080 #define SDVO_PORT_MULTIPLY_SHIFT 23
1081 #define SDVO_PHASE_SELECT_MASK (15 << 19)
1082 #define SDVO_PHASE_SELECT_DEFAULT (6 << 19)
1083 #define SDVO_CLOCK_OUTPUT_INVERT (1 << 18)
1084 #define SDVOC_GANG_MODE (1 << 16)
1085 #define SDVO_BORDER_ENABLE (1 << 7)
1086 #define SDVOB_PCIE_CONCURRENCY (1 << 3)
1087 #define SDVO_DETECTED (1 << 2)
1088 /* Bits to be preserved when writing */
1089 #define SDVOB_PRESERVE_MASK ((1 << 17) | (1 << 16) | (1 << 14))
1090 #define SDVOC_PRESERVE_MASK (1 << 17)
1096 * This register controls the LVDS output enable, pipe selection, and data
1099 * All of the clock/data pairs are force powered down by power sequencing.
1101 #define LVDS 0x61180
1103 * Enables the LVDS port. This bit must be set before DPLLs are enabled, as
1104 * the DPLL semantics change when the LVDS is assigned to that pipe.
1106 # define LVDS_PORT_EN (1 << 31)
1107 /** Selects pipe B for LVDS data. Must be set on pre-965. */
1108 # define LVDS_PIPEB_SELECT (1 << 30)
1111 * Enables the A0-A2 data pairs and CLKA, containing 18 bits of color data per
1114 # define LVDS_A0A2_CLKA_POWER_MASK (3 << 8)
1115 # define LVDS_A0A2_CLKA_POWER_DOWN (0 << 8)
1116 # define LVDS_A0A2_CLKA_POWER_UP (3 << 8)
1118 * Controls the A3 data pair, which contains the additional LSBs for 24 bit
1119 * mode. Only enabled if LVDS_A0A2_CLKA_POWER_UP also indicates it should be
1122 # define LVDS_A3_POWER_MASK (3 << 6)
1123 # define LVDS_A3_POWER_DOWN (0 << 6)
1124 # define LVDS_A3_POWER_UP (3 << 6)
1126 * Controls the CLKB pair. This should only be set when LVDS_B0B3_POWER_UP
1129 # define LVDS_CLKB_POWER_MASK (3 << 4)
1130 # define LVDS_CLKB_POWER_DOWN (0 << 4)
1131 # define LVDS_CLKB_POWER_UP (3 << 4)
1134 * Controls the B0-B3 data pairs. This must be set to match the DPLL p2
1135 * setting for whether we are in dual-channel mode. The B3 pair will
1136 * additionally only be powered up when LVDS_A3_POWER_UP is set.
1138 # define LVDS_B0B3_POWER_MASK (3 << 2)
1139 # define LVDS_B0B3_POWER_DOWN (0 << 2)
1140 # define LVDS_B0B3_POWER_UP (3 << 2)
1142 #define PIPEACONF 0x70008
1143 #define PIPEACONF_ENABLE (1<<31)
1144 #define PIPEACONF_DISABLE 0
1145 #define PIPEACONF_DOUBLE_WIDE (1<<30)
1146 #define I965_PIPECONF_ACTIVE (1<<30)
1147 #define PIPEACONF_SINGLE_WIDE 0
1148 #define PIPEACONF_PIPE_UNLOCKED 0
1149 #define PIPEACONF_PIPE_LOCKED (1<<25)
1150 #define PIPEACONF_PALETTE 0
1151 #define PIPEACONF_GAMMA (1<<24)
1152 #define PIPECONF_FORCE_BORDER (1<<25)
1153 #define PIPECONF_PROGRESSIVE (0 << 21)
1154 #define PIPECONF_INTERLACE_W_FIELD_INDICATION (6 << 21)
1155 #define PIPECONF_INTERLACE_FIELD_0_ONLY (7 << 21)
1157 #define DSPARB 0x70030
1158 #define DSPARB_CSTART_MASK (0x7f << 7)
1159 #define DSPARB_CSTART_SHIFT 7
1160 #define DSPARB_BSTART_MASK (0x7f)
1161 #define DSPARB_BSTART_SHIFT 0
1163 #define PIPEBCONF 0x71008
1164 #define PIPEBCONF_ENABLE (1<<31)
1165 #define PIPEBCONF_DISABLE 0
1166 #define PIPEBCONF_DOUBLE_WIDE (1<<30)
1167 #define PIPEBCONF_DISABLE 0
1168 #define PIPEBCONF_GAMMA (1<<24)
1169 #define PIPEBCONF_PALETTE 0
1171 #define PIPEBGCMAXRED 0x71010
1172 #define PIPEBGCMAXGREEN 0x71014
1173 #define PIPEBGCMAXBLUE 0x71018
1174 #define PIPEBSTAT 0x71024
1175 #define PIPEBFRAMEHIGH 0x71040
1176 #define PIPEBFRAMEPIXEL 0x71044
1178 #define DSPACNTR 0x70180
1179 #define DSPBCNTR 0x71180
1180 #define DISPLAY_PLANE_ENABLE (1<<31)
1181 #define DISPLAY_PLANE_DISABLE 0
1182 #define DISPPLANE_GAMMA_ENABLE (1<<30)
1183 #define DISPPLANE_GAMMA_DISABLE 0
1184 #define DISPPLANE_PIXFORMAT_MASK (0xf<<26)
1185 #define DISPPLANE_8BPP (0x2<<26)
1186 #define DISPPLANE_15_16BPP (0x4<<26)
1187 #define DISPPLANE_16BPP (0x5<<26)
1188 #define DISPPLANE_32BPP_NO_ALPHA (0x6<<26)
1189 #define DISPPLANE_32BPP (0x7<<26)
1190 #define DISPPLANE_STEREO_ENABLE (1<<25)
1191 #define DISPPLANE_STEREO_DISABLE 0
1192 #define DISPPLANE_SEL_PIPE_MASK (1<<24)
1193 #define DISPPLANE_SEL_PIPE_A 0
1194 #define DISPPLANE_SEL_PIPE_B (1<<24)
1195 #define DISPPLANE_SRC_KEY_ENABLE (1<<22)
1196 #define DISPPLANE_SRC_KEY_DISABLE 0
1197 #define DISPPLANE_LINE_DOUBLE (1<<20)
1198 #define DISPPLANE_NO_LINE_DOUBLE 0
1199 #define DISPPLANE_STEREO_POLARITY_FIRST 0
1200 #define DISPPLANE_STEREO_POLARITY_SECOND (1<<18)
1202 #define DISPPLANE_ALPHA_TRANS_ENABLE (1<<15)
1203 #define DISPPLANE_ALPHA_TRANS_DISABLE 0
1204 #define DISPPLANE_SPRITE_ABOVE_DISPLAYA 0
1205 #define DISPPLANE_SPRITE_ABOVE_OVERLAY (1)
1207 #define DSPABASE 0x70184
1208 #define DSPASTRIDE 0x70188
1210 #define DSPBBASE 0x71184
1211 #define DSPBADDR DSPBBASE
1212 #define DSPBSTRIDE 0x71188
1214 #define DSPAKEYVAL 0x70194
1215 #define DSPAKEYMASK 0x70198
1217 #define DSPAPOS 0x7018C /* reserved */
1218 #define DSPASIZE 0x70190
1219 #define DSPBPOS 0x7118C
1220 #define DSPBSIZE 0x71190
1222 #define DSPASURF 0x7019C
1223 #define DSPATILEOFF 0x701A4
1225 #define DSPBSURF 0x7119C
1226 #define DSPBTILEOFF 0x711A4
1228 #define VGACNTRL 0x71400
1229 # define VGA_DISP_DISABLE (1 << 31)
1230 # define VGA_2X_MODE (1 << 30)
1231 # define VGA_PIPE_B_SELECT (1 << 29)
1234 * Some BIOS scratch area registers. The 845 (and 830?) store the amount
1235 * of video memory available to the BIOS in SWF1.
1238 #define SWF0 0x71410
1241 * 855 scratch registers.
1243 #define SWF10 0x70410
1245 #define SWF30 0x72414
1248 * Overlay registers. These are overlay registers accessed via MMIO.
1249 * Those loaded via the overlay register page are defined in i830_video.c.
1251 #define OVADD 0x30000
1253 #define DOVSTA 0x30008
1254 #define OC_BUF (0x3<<20)
1256 #define OGAMC5 0x30010
1257 #define OGAMC4 0x30014
1258 #define OGAMC3 0x30018
1259 #define OGAMC2 0x3001c
1260 #define OGAMC1 0x30020
1261 #define OGAMC0 0x30024
1265 #define PALETTE_A 0x0a000
1266 #define PALETTE_B 0x0a800
1268 #define IS_I830(dev) ((dev)->pci_device == 0x3577)
1269 #define IS_845G(dev) ((dev)->pci_device == 0x2562)
1270 #define IS_I85X(dev) ((dev)->pci_device == 0x3582)
1271 #define IS_I855(dev) ((dev)->pci_device == 0x3582)
1272 #define IS_I865G(dev) ((dev)->pci_device == 0x2572)
1274 #define IS_I915G(dev) ((dev)->pci_device == 0x2582 || (dev)->pci_device == 0x258a)
1275 #define IS_I915GM(dev) ((dev)->pci_device == 0x2592)
1276 #define IS_I945G(dev) ((dev)->pci_device == 0x2772)
1277 #define IS_I945GM(dev) ((dev)->pci_device == 0x27A2 ||\
1278 (dev)->pci_device == 0x27AE)
1279 #define IS_I965G(dev) ((dev)->pci_device == 0x2972 || \
1280 (dev)->pci_device == 0x2982 || \
1281 (dev)->pci_device == 0x2992 || \
1282 (dev)->pci_device == 0x29A2 || \
1283 (dev)->pci_device == 0x2A02 || \
1284 (dev)->pci_device == 0x2A12 || \
1285 (dev)->pci_device == 0x2A42)
1287 #define IS_I965GM(dev) ((dev)->pci_device == 0x2A02)
1289 #define IS_IGD_GM(dev) ((dev)->pci_device == 0x2A42)
1291 #define IS_G33(dev) ((dev)->pci_device == 0x29C2 || \
1292 (dev)->pci_device == 0x29B2 || \
1293 (dev)->pci_device == 0x29D2)
1295 #define IS_I9XX(dev) (IS_I915G(dev) || IS_I915GM(dev) || IS_I945G(dev) || \
1296 IS_I945GM(dev) || IS_I965G(dev) || IS_G33(dev))
1298 #define IS_MOBILE(dev) (IS_I830(dev) || IS_I85X(dev) || IS_I915GM(dev) || \
1299 IS_I945GM(dev) || IS_I965GM(dev) || IS_IGD_GM(dev))
1301 #define I915_NEED_GFX_HWS(dev) (IS_G33(dev) || IS_IGD_GM(dev))
1303 #define PRIMARY_RINGBUFFER_SIZE (128*1024)