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[deliverable/linux.git] / drivers / gpu / drm / mga / mga_drv.h
1 /* mga_drv.h -- Private header for the Matrox G200/G400 driver -*- linux-c -*-
2 * Created: Mon Dec 13 01:50:01 1999 by jhartmann@precisioninsight.com
3 *
4 * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
5 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
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 "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice (including the next
16 * paragraph) shall be included in all copies or substantial portions of the
17 * Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
22 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
23 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
24 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
25 * OTHER DEALINGS IN THE SOFTWARE.
26 *
27 * Authors:
28 * Gareth Hughes <gareth@valinux.com>
29 */
30
31 #ifndef __MGA_DRV_H__
32 #define __MGA_DRV_H__
33
34 /* General customization:
35 */
36
37 #define DRIVER_AUTHOR "Gareth Hughes, VA Linux Systems Inc."
38
39 #define DRIVER_NAME "mga"
40 #define DRIVER_DESC "Matrox G200/G400"
41 #define DRIVER_DATE "20051102"
42
43 #define DRIVER_MAJOR 3
44 #define DRIVER_MINOR 2
45 #define DRIVER_PATCHLEVEL 1
46
47 typedef struct drm_mga_primary_buffer {
48 u8 *start;
49 u8 *end;
50 int size;
51
52 u32 tail;
53 int space;
54 volatile long wrapped;
55
56 volatile u32 *status;
57
58 u32 last_flush;
59 u32 last_wrap;
60
61 u32 high_mark;
62 } drm_mga_primary_buffer_t;
63
64 typedef struct drm_mga_freelist {
65 struct drm_mga_freelist *next;
66 struct drm_mga_freelist *prev;
67 drm_mga_age_t age;
68 struct drm_buf *buf;
69 } drm_mga_freelist_t;
70
71 typedef struct {
72 drm_mga_freelist_t *list_entry;
73 int discard;
74 int dispatched;
75 } drm_mga_buf_priv_t;
76
77 typedef struct drm_mga_private {
78 drm_mga_primary_buffer_t prim;
79 drm_mga_sarea_t *sarea_priv;
80
81 drm_mga_freelist_t *head;
82 drm_mga_freelist_t *tail;
83
84 unsigned int warp_pipe;
85 unsigned long warp_pipe_phys[MGA_MAX_WARP_PIPES];
86
87 int chipset;
88 int usec_timeout;
89
90 /**
91 * If set, the new DMA initialization sequence was used. This is
92 * primarilly used to select how the driver should uninitialized its
93 * internal DMA structures.
94 */
95 int used_new_dma_init;
96
97 /**
98 * If AGP memory is used for DMA buffers, this will be the value
99 * \c MGA_PAGPXFER. Otherwise, it will be zero (for a PCI transfer).
100 */
101 u32 dma_access;
102
103 /**
104 * If AGP memory is used for DMA buffers, this will be the value
105 * \c MGA_WAGP_ENABLE. Otherwise, it will be zero (for a PCI
106 * transfer).
107 */
108 u32 wagp_enable;
109
110 /**
111 * \name MMIO region parameters.
112 *
113 * \sa drm_mga_private_t::mmio
114 */
115 /*@{ */
116 resource_size_t mmio_base; /**< Bus address of base of MMIO. */
117 resource_size_t mmio_size; /**< Size of the MMIO region. */
118 /*@} */
119
120 u32 clear_cmd;
121 u32 maccess;
122
123 atomic_t vbl_received; /**< Number of vblanks received. */
124 wait_queue_head_t fence_queue;
125 atomic_t last_fence_retired;
126 u32 next_fence_to_post;
127
128 unsigned int fb_cpp;
129 unsigned int front_offset;
130 unsigned int front_pitch;
131 unsigned int back_offset;
132 unsigned int back_pitch;
133
134 unsigned int depth_cpp;
135 unsigned int depth_offset;
136 unsigned int depth_pitch;
137
138 unsigned int texture_offset;
139 unsigned int texture_size;
140
141 drm_local_map_t *sarea;
142 drm_local_map_t *mmio;
143 drm_local_map_t *status;
144 drm_local_map_t *warp;
145 drm_local_map_t *primary;
146 drm_local_map_t *agp_textures;
147
148 unsigned long agp_handle;
149 unsigned int agp_size;
150 } drm_mga_private_t;
151
152 extern struct drm_ioctl_desc mga_ioctls[];
153 extern int mga_max_ioctl;
154
155 /* mga_dma.c */
156 extern int mga_dma_bootstrap(struct drm_device *dev, void *data,
157 struct drm_file *file_priv);
158 extern int mga_dma_init(struct drm_device *dev, void *data,
159 struct drm_file *file_priv);
160 extern int mga_dma_flush(struct drm_device *dev, void *data,
161 struct drm_file *file_priv);
162 extern int mga_dma_reset(struct drm_device *dev, void *data,
163 struct drm_file *file_priv);
164 extern int mga_dma_buffers(struct drm_device *dev, void *data,
165 struct drm_file *file_priv);
166 extern int mga_driver_load(struct drm_device *dev, unsigned long flags);
167 extern int mga_driver_unload(struct drm_device * dev);
168 extern void mga_driver_lastclose(struct drm_device * dev);
169 extern int mga_driver_dma_quiescent(struct drm_device * dev);
170
171 extern int mga_do_wait_for_idle(drm_mga_private_t * dev_priv);
172
173 extern void mga_do_dma_flush(drm_mga_private_t * dev_priv);
174 extern void mga_do_dma_wrap_start(drm_mga_private_t * dev_priv);
175 extern void mga_do_dma_wrap_end(drm_mga_private_t * dev_priv);
176
177 extern int mga_freelist_put(struct drm_device * dev, struct drm_buf * buf);
178
179 /* mga_warp.c */
180 extern unsigned int mga_warp_microcode_size(const drm_mga_private_t * dev_priv);
181 extern int mga_warp_install_microcode(drm_mga_private_t * dev_priv);
182 extern int mga_warp_init(drm_mga_private_t * dev_priv);
183
184 /* mga_irq.c */
185 extern int mga_enable_vblank(struct drm_device *dev, int crtc);
186 extern void mga_disable_vblank(struct drm_device *dev, int crtc);
187 extern u32 mga_get_vblank_counter(struct drm_device *dev, int crtc);
188 extern int mga_driver_fence_wait(struct drm_device * dev, unsigned int *sequence);
189 extern int mga_driver_vblank_wait(struct drm_device * dev, unsigned int *sequence);
190 extern irqreturn_t mga_driver_irq_handler(DRM_IRQ_ARGS);
191 extern void mga_driver_irq_preinstall(struct drm_device * dev);
192 extern int mga_driver_irq_postinstall(struct drm_device *dev);
193 extern void mga_driver_irq_uninstall(struct drm_device * dev);
194 extern long mga_compat_ioctl(struct file *filp, unsigned int cmd,
195 unsigned long arg);
196
197 #define mga_flush_write_combine() DRM_WRITEMEMORYBARRIER()
198
199 #if defined(__linux__) && defined(__alpha__)
200 #define MGA_BASE( reg ) ((unsigned long)(dev_priv->mmio->handle))
201 #define MGA_ADDR( reg ) (MGA_BASE(reg) + reg)
202
203 #define MGA_DEREF( reg ) *(volatile u32 *)MGA_ADDR( reg )
204 #define MGA_DEREF8( reg ) *(volatile u8 *)MGA_ADDR( reg )
205
206 #define MGA_READ( reg ) (_MGA_READ((u32 *)MGA_ADDR(reg)))
207 #define MGA_READ8( reg ) (_MGA_READ((u8 *)MGA_ADDR(reg)))
208 #define MGA_WRITE( reg, val ) do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF( reg ) = val; } while (0)
209 #define MGA_WRITE8( reg, val ) do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF8( reg ) = val; } while (0)
210
211 static inline u32 _MGA_READ(u32 * addr)
212 {
213 DRM_MEMORYBARRIER();
214 return *(volatile u32 *)addr;
215 }
216 #else
217 #define MGA_READ8( reg ) DRM_READ8(dev_priv->mmio, (reg))
218 #define MGA_READ( reg ) DRM_READ32(dev_priv->mmio, (reg))
219 #define MGA_WRITE8( reg, val ) DRM_WRITE8(dev_priv->mmio, (reg), (val))
220 #define MGA_WRITE( reg, val ) DRM_WRITE32(dev_priv->mmio, (reg), (val))
221 #endif
222
223 #define DWGREG0 0x1c00
224 #define DWGREG0_END 0x1dff
225 #define DWGREG1 0x2c00
226 #define DWGREG1_END 0x2dff
227
228 #define ISREG0(r) (r >= DWGREG0 && r <= DWGREG0_END)
229 #define DMAREG0(r) (u8)((r - DWGREG0) >> 2)
230 #define DMAREG1(r) (u8)(((r - DWGREG1) >> 2) | 0x80)
231 #define DMAREG(r) (ISREG0(r) ? DMAREG0(r) : DMAREG1(r))
232
233 /* ================================================================
234 * Helper macross...
235 */
236
237 #define MGA_EMIT_STATE( dev_priv, dirty ) \
238 do { \
239 if ( (dirty) & ~MGA_UPLOAD_CLIPRECTS ) { \
240 if ( dev_priv->chipset >= MGA_CARD_TYPE_G400 ) { \
241 mga_g400_emit_state( dev_priv ); \
242 } else { \
243 mga_g200_emit_state( dev_priv ); \
244 } \
245 } \
246 } while (0)
247
248 #define WRAP_TEST_WITH_RETURN( dev_priv ) \
249 do { \
250 if ( test_bit( 0, &dev_priv->prim.wrapped ) ) { \
251 if ( mga_is_idle( dev_priv ) ) { \
252 mga_do_dma_wrap_end( dev_priv ); \
253 } else if ( dev_priv->prim.space < \
254 dev_priv->prim.high_mark ) { \
255 if ( MGA_DMA_DEBUG ) \
256 DRM_INFO( "wrap...\n"); \
257 return -EBUSY; \
258 } \
259 } \
260 } while (0)
261
262 #define WRAP_WAIT_WITH_RETURN( dev_priv ) \
263 do { \
264 if ( test_bit( 0, &dev_priv->prim.wrapped ) ) { \
265 if ( mga_do_wait_for_idle( dev_priv ) < 0 ) { \
266 if ( MGA_DMA_DEBUG ) \
267 DRM_INFO( "wrap...\n"); \
268 return -EBUSY; \
269 } \
270 mga_do_dma_wrap_end( dev_priv ); \
271 } \
272 } while (0)
273
274 /* ================================================================
275 * Primary DMA command stream
276 */
277
278 #define MGA_VERBOSE 0
279
280 #define DMA_LOCALS unsigned int write; volatile u8 *prim;
281
282 #define DMA_BLOCK_SIZE (5 * sizeof(u32))
283
284 #define BEGIN_DMA( n ) \
285 do { \
286 if ( MGA_VERBOSE ) { \
287 DRM_INFO( "BEGIN_DMA( %d )\n", (n) ); \
288 DRM_INFO( " space=0x%x req=0x%Zx\n", \
289 dev_priv->prim.space, (n) * DMA_BLOCK_SIZE ); \
290 } \
291 prim = dev_priv->prim.start; \
292 write = dev_priv->prim.tail; \
293 } while (0)
294
295 #define BEGIN_DMA_WRAP() \
296 do { \
297 if ( MGA_VERBOSE ) { \
298 DRM_INFO( "BEGIN_DMA()\n" ); \
299 DRM_INFO( " space=0x%x\n", dev_priv->prim.space ); \
300 } \
301 prim = dev_priv->prim.start; \
302 write = dev_priv->prim.tail; \
303 } while (0)
304
305 #define ADVANCE_DMA() \
306 do { \
307 dev_priv->prim.tail = write; \
308 if ( MGA_VERBOSE ) { \
309 DRM_INFO( "ADVANCE_DMA() tail=0x%05x sp=0x%x\n", \
310 write, dev_priv->prim.space ); \
311 } \
312 } while (0)
313
314 #define FLUSH_DMA() \
315 do { \
316 if ( 0 ) { \
317 DRM_INFO( "\n" ); \
318 DRM_INFO( " tail=0x%06x head=0x%06lx\n", \
319 dev_priv->prim.tail, \
320 MGA_READ( MGA_PRIMADDRESS ) - \
321 dev_priv->primary->offset ); \
322 } \
323 if ( !test_bit( 0, &dev_priv->prim.wrapped ) ) { \
324 if ( dev_priv->prim.space < \
325 dev_priv->prim.high_mark ) { \
326 mga_do_dma_wrap_start( dev_priv ); \
327 } else { \
328 mga_do_dma_flush( dev_priv ); \
329 } \
330 } \
331 } while (0)
332
333 /* Never use this, always use DMA_BLOCK(...) for primary DMA output.
334 */
335 #define DMA_WRITE( offset, val ) \
336 do { \
337 if ( MGA_VERBOSE ) { \
338 DRM_INFO( " DMA_WRITE( 0x%08x ) at 0x%04Zx\n", \
339 (u32)(val), write + (offset) * sizeof(u32) ); \
340 } \
341 *(volatile u32 *)(prim + write + (offset) * sizeof(u32)) = val; \
342 } while (0)
343
344 #define DMA_BLOCK( reg0, val0, reg1, val1, reg2, val2, reg3, val3 ) \
345 do { \
346 DMA_WRITE( 0, ((DMAREG( reg0 ) << 0) | \
347 (DMAREG( reg1 ) << 8) | \
348 (DMAREG( reg2 ) << 16) | \
349 (DMAREG( reg3 ) << 24)) ); \
350 DMA_WRITE( 1, val0 ); \
351 DMA_WRITE( 2, val1 ); \
352 DMA_WRITE( 3, val2 ); \
353 DMA_WRITE( 4, val3 ); \
354 write += DMA_BLOCK_SIZE; \
355 } while (0)
356
357 /* Buffer aging via primary DMA stream head pointer.
358 */
359
360 #define SET_AGE( age, h, w ) \
361 do { \
362 (age)->head = h; \
363 (age)->wrap = w; \
364 } while (0)
365
366 #define TEST_AGE( age, h, w ) ( (age)->wrap < w || \
367 ( (age)->wrap == w && \
368 (age)->head < h ) )
369
370 #define AGE_BUFFER( buf_priv ) \
371 do { \
372 drm_mga_freelist_t *entry = (buf_priv)->list_entry; \
373 if ( (buf_priv)->dispatched ) { \
374 entry->age.head = (dev_priv->prim.tail + \
375 dev_priv->primary->offset); \
376 entry->age.wrap = dev_priv->sarea_priv->last_wrap; \
377 } else { \
378 entry->age.head = 0; \
379 entry->age.wrap = 0; \
380 } \
381 } while (0)
382
383 #define MGA_ENGINE_IDLE_MASK (MGA_SOFTRAPEN | \
384 MGA_DWGENGSTS | \
385 MGA_ENDPRDMASTS)
386 #define MGA_DMA_IDLE_MASK (MGA_SOFTRAPEN | \
387 MGA_ENDPRDMASTS)
388
389 #define MGA_DMA_DEBUG 0
390
391 /* A reduced set of the mga registers.
392 */
393 #define MGA_CRTC_INDEX 0x1fd4
394 #define MGA_CRTC_DATA 0x1fd5
395
396 /* CRTC11 */
397 #define MGA_VINTCLR (1 << 4)
398 #define MGA_VINTEN (1 << 5)
399
400 #define MGA_ALPHACTRL 0x2c7c
401 #define MGA_AR0 0x1c60
402 #define MGA_AR1 0x1c64
403 #define MGA_AR2 0x1c68
404 #define MGA_AR3 0x1c6c
405 #define MGA_AR4 0x1c70
406 #define MGA_AR5 0x1c74
407 #define MGA_AR6 0x1c78
408
409 #define MGA_CXBNDRY 0x1c80
410 #define MGA_CXLEFT 0x1ca0
411 #define MGA_CXRIGHT 0x1ca4
412
413 #define MGA_DMAPAD 0x1c54
414 #define MGA_DSTORG 0x2cb8
415 #define MGA_DWGCTL 0x1c00
416 # define MGA_OPCOD_MASK (15 << 0)
417 # define MGA_OPCOD_TRAP (4 << 0)
418 # define MGA_OPCOD_TEXTURE_TRAP (6 << 0)
419 # define MGA_OPCOD_BITBLT (8 << 0)
420 # define MGA_OPCOD_ILOAD (9 << 0)
421 # define MGA_ATYPE_MASK (7 << 4)
422 # define MGA_ATYPE_RPL (0 << 4)
423 # define MGA_ATYPE_RSTR (1 << 4)
424 # define MGA_ATYPE_ZI (3 << 4)
425 # define MGA_ATYPE_BLK (4 << 4)
426 # define MGA_ATYPE_I (7 << 4)
427 # define MGA_LINEAR (1 << 7)
428 # define MGA_ZMODE_MASK (7 << 8)
429 # define MGA_ZMODE_NOZCMP (0 << 8)
430 # define MGA_ZMODE_ZE (2 << 8)
431 # define MGA_ZMODE_ZNE (3 << 8)
432 # define MGA_ZMODE_ZLT (4 << 8)
433 # define MGA_ZMODE_ZLTE (5 << 8)
434 # define MGA_ZMODE_ZGT (6 << 8)
435 # define MGA_ZMODE_ZGTE (7 << 8)
436 # define MGA_SOLID (1 << 11)
437 # define MGA_ARZERO (1 << 12)
438 # define MGA_SGNZERO (1 << 13)
439 # define MGA_SHIFTZERO (1 << 14)
440 # define MGA_BOP_MASK (15 << 16)
441 # define MGA_BOP_ZERO (0 << 16)
442 # define MGA_BOP_DST (10 << 16)
443 # define MGA_BOP_SRC (12 << 16)
444 # define MGA_BOP_ONE (15 << 16)
445 # define MGA_TRANS_SHIFT 20
446 # define MGA_TRANS_MASK (15 << 20)
447 # define MGA_BLTMOD_MASK (15 << 25)
448 # define MGA_BLTMOD_BMONOLEF (0 << 25)
449 # define MGA_BLTMOD_BMONOWF (4 << 25)
450 # define MGA_BLTMOD_PLAN (1 << 25)
451 # define MGA_BLTMOD_BFCOL (2 << 25)
452 # define MGA_BLTMOD_BU32BGR (3 << 25)
453 # define MGA_BLTMOD_BU32RGB (7 << 25)
454 # define MGA_BLTMOD_BU24BGR (11 << 25)
455 # define MGA_BLTMOD_BU24RGB (15 << 25)
456 # define MGA_PATTERN (1 << 29)
457 # define MGA_TRANSC (1 << 30)
458 # define MGA_CLIPDIS (1 << 31)
459 #define MGA_DWGSYNC 0x2c4c
460
461 #define MGA_FCOL 0x1c24
462 #define MGA_FIFOSTATUS 0x1e10
463 #define MGA_FOGCOL 0x1cf4
464 #define MGA_FXBNDRY 0x1c84
465 #define MGA_FXLEFT 0x1ca8
466 #define MGA_FXRIGHT 0x1cac
467
468 #define MGA_ICLEAR 0x1e18
469 # define MGA_SOFTRAPICLR (1 << 0)
470 # define MGA_VLINEICLR (1 << 5)
471 #define MGA_IEN 0x1e1c
472 # define MGA_SOFTRAPIEN (1 << 0)
473 # define MGA_VLINEIEN (1 << 5)
474
475 #define MGA_LEN 0x1c5c
476
477 #define MGA_MACCESS 0x1c04
478
479 #define MGA_PITCH 0x1c8c
480 #define MGA_PLNWT 0x1c1c
481 #define MGA_PRIMADDRESS 0x1e58
482 # define MGA_DMA_GENERAL (0 << 0)
483 # define MGA_DMA_BLIT (1 << 0)
484 # define MGA_DMA_VECTOR (2 << 0)
485 # define MGA_DMA_VERTEX (3 << 0)
486 #define MGA_PRIMEND 0x1e5c
487 # define MGA_PRIMNOSTART (1 << 0)
488 # define MGA_PAGPXFER (1 << 1)
489 #define MGA_PRIMPTR 0x1e50
490 # define MGA_PRIMPTREN0 (1 << 0)
491 # define MGA_PRIMPTREN1 (1 << 1)
492
493 #define MGA_RST 0x1e40
494 # define MGA_SOFTRESET (1 << 0)
495 # define MGA_SOFTEXTRST (1 << 1)
496
497 #define MGA_SECADDRESS 0x2c40
498 #define MGA_SECEND 0x2c44
499 #define MGA_SETUPADDRESS 0x2cd0
500 #define MGA_SETUPEND 0x2cd4
501 #define MGA_SGN 0x1c58
502 #define MGA_SOFTRAP 0x2c48
503 #define MGA_SRCORG 0x2cb4
504 # define MGA_SRMMAP_MASK (1 << 0)
505 # define MGA_SRCMAP_FB (0 << 0)
506 # define MGA_SRCMAP_SYSMEM (1 << 0)
507 # define MGA_SRCACC_MASK (1 << 1)
508 # define MGA_SRCACC_PCI (0 << 1)
509 # define MGA_SRCACC_AGP (1 << 1)
510 #define MGA_STATUS 0x1e14
511 # define MGA_SOFTRAPEN (1 << 0)
512 # define MGA_VSYNCPEN (1 << 4)
513 # define MGA_VLINEPEN (1 << 5)
514 # define MGA_DWGENGSTS (1 << 16)
515 # define MGA_ENDPRDMASTS (1 << 17)
516 #define MGA_STENCIL 0x2cc8
517 #define MGA_STENCILCTL 0x2ccc
518
519 #define MGA_TDUALSTAGE0 0x2cf8
520 #define MGA_TDUALSTAGE1 0x2cfc
521 #define MGA_TEXBORDERCOL 0x2c5c
522 #define MGA_TEXCTL 0x2c30
523 #define MGA_TEXCTL2 0x2c3c
524 # define MGA_DUALTEX (1 << 7)
525 # define MGA_G400_TC2_MAGIC (1 << 15)
526 # define MGA_MAP1_ENABLE (1 << 31)
527 #define MGA_TEXFILTER 0x2c58
528 #define MGA_TEXHEIGHT 0x2c2c
529 #define MGA_TEXORG 0x2c24
530 # define MGA_TEXORGMAP_MASK (1 << 0)
531 # define MGA_TEXORGMAP_FB (0 << 0)
532 # define MGA_TEXORGMAP_SYSMEM (1 << 0)
533 # define MGA_TEXORGACC_MASK (1 << 1)
534 # define MGA_TEXORGACC_PCI (0 << 1)
535 # define MGA_TEXORGACC_AGP (1 << 1)
536 #define MGA_TEXORG1 0x2ca4
537 #define MGA_TEXORG2 0x2ca8
538 #define MGA_TEXORG3 0x2cac
539 #define MGA_TEXORG4 0x2cb0
540 #define MGA_TEXTRANS 0x2c34
541 #define MGA_TEXTRANSHIGH 0x2c38
542 #define MGA_TEXWIDTH 0x2c28
543
544 #define MGA_WACCEPTSEQ 0x1dd4
545 #define MGA_WCODEADDR 0x1e6c
546 #define MGA_WFLAG 0x1dc4
547 #define MGA_WFLAG1 0x1de0
548 #define MGA_WFLAGNB 0x1e64
549 #define MGA_WFLAGNB1 0x1e08
550 #define MGA_WGETMSB 0x1dc8
551 #define MGA_WIADDR 0x1dc0
552 #define MGA_WIADDR2 0x1dd8
553 # define MGA_WMODE_SUSPEND (0 << 0)
554 # define MGA_WMODE_RESUME (1 << 0)
555 # define MGA_WMODE_JUMP (2 << 0)
556 # define MGA_WMODE_START (3 << 0)
557 # define MGA_WAGP_ENABLE (1 << 2)
558 #define MGA_WMISC 0x1e70
559 # define MGA_WUCODECACHE_ENABLE (1 << 0)
560 # define MGA_WMASTER_ENABLE (1 << 1)
561 # define MGA_WCACHEFLUSH_ENABLE (1 << 3)
562 #define MGA_WVRTXSZ 0x1dcc
563
564 #define MGA_YBOT 0x1c9c
565 #define MGA_YDST 0x1c90
566 #define MGA_YDSTLEN 0x1c88
567 #define MGA_YDSTORG 0x1c94
568 #define MGA_YTOP 0x1c98
569
570 #define MGA_ZORG 0x1c0c
571
572 /* This finishes the current batch of commands
573 */
574 #define MGA_EXEC 0x0100
575
576 /* AGP PLL encoding (for G200 only).
577 */
578 #define MGA_AGP_PLL 0x1e4c
579 # define MGA_AGP2XPLL_DISABLE (0 << 0)
580 # define MGA_AGP2XPLL_ENABLE (1 << 0)
581
582 /* Warp registers
583 */
584 #define MGA_WR0 0x2d00
585 #define MGA_WR1 0x2d04
586 #define MGA_WR2 0x2d08
587 #define MGA_WR3 0x2d0c
588 #define MGA_WR4 0x2d10
589 #define MGA_WR5 0x2d14
590 #define MGA_WR6 0x2d18
591 #define MGA_WR7 0x2d1c
592 #define MGA_WR8 0x2d20
593 #define MGA_WR9 0x2d24
594 #define MGA_WR10 0x2d28
595 #define MGA_WR11 0x2d2c
596 #define MGA_WR12 0x2d30
597 #define MGA_WR13 0x2d34
598 #define MGA_WR14 0x2d38
599 #define MGA_WR15 0x2d3c
600 #define MGA_WR16 0x2d40
601 #define MGA_WR17 0x2d44
602 #define MGA_WR18 0x2d48
603 #define MGA_WR19 0x2d4c
604 #define MGA_WR20 0x2d50
605 #define MGA_WR21 0x2d54
606 #define MGA_WR22 0x2d58
607 #define MGA_WR23 0x2d5c
608 #define MGA_WR24 0x2d60
609 #define MGA_WR25 0x2d64
610 #define MGA_WR26 0x2d68
611 #define MGA_WR27 0x2d6c
612 #define MGA_WR28 0x2d70
613 #define MGA_WR29 0x2d74
614 #define MGA_WR30 0x2d78
615 #define MGA_WR31 0x2d7c
616 #define MGA_WR32 0x2d80
617 #define MGA_WR33 0x2d84
618 #define MGA_WR34 0x2d88
619 #define MGA_WR35 0x2d8c
620 #define MGA_WR36 0x2d90
621 #define MGA_WR37 0x2d94
622 #define MGA_WR38 0x2d98
623 #define MGA_WR39 0x2d9c
624 #define MGA_WR40 0x2da0
625 #define MGA_WR41 0x2da4
626 #define MGA_WR42 0x2da8
627 #define MGA_WR43 0x2dac
628 #define MGA_WR44 0x2db0
629 #define MGA_WR45 0x2db4
630 #define MGA_WR46 0x2db8
631 #define MGA_WR47 0x2dbc
632 #define MGA_WR48 0x2dc0
633 #define MGA_WR49 0x2dc4
634 #define MGA_WR50 0x2dc8
635 #define MGA_WR51 0x2dcc
636 #define MGA_WR52 0x2dd0
637 #define MGA_WR53 0x2dd4
638 #define MGA_WR54 0x2dd8
639 #define MGA_WR55 0x2ddc
640 #define MGA_WR56 0x2de0
641 #define MGA_WR57 0x2de4
642 #define MGA_WR58 0x2de8
643 #define MGA_WR59 0x2dec
644 #define MGA_WR60 0x2df0
645 #define MGA_WR61 0x2df4
646 #define MGA_WR62 0x2df8
647 #define MGA_WR63 0x2dfc
648 # define MGA_G400_WR_MAGIC (1 << 6)
649 # define MGA_G400_WR56_MAGIC 0x46480000 /* 12800.0f */
650
651 #define MGA_ILOAD_ALIGN 64
652 #define MGA_ILOAD_MASK (MGA_ILOAD_ALIGN - 1)
653
654 #define MGA_DWGCTL_FLUSH (MGA_OPCOD_TEXTURE_TRAP | \
655 MGA_ATYPE_I | \
656 MGA_ZMODE_NOZCMP | \
657 MGA_ARZERO | \
658 MGA_SGNZERO | \
659 MGA_BOP_SRC | \
660 (15 << MGA_TRANS_SHIFT))
661
662 #define MGA_DWGCTL_CLEAR (MGA_OPCOD_TRAP | \
663 MGA_ZMODE_NOZCMP | \
664 MGA_SOLID | \
665 MGA_ARZERO | \
666 MGA_SGNZERO | \
667 MGA_SHIFTZERO | \
668 MGA_BOP_SRC | \
669 (0 << MGA_TRANS_SHIFT) | \
670 MGA_BLTMOD_BMONOLEF | \
671 MGA_TRANSC | \
672 MGA_CLIPDIS)
673
674 #define MGA_DWGCTL_COPY (MGA_OPCOD_BITBLT | \
675 MGA_ATYPE_RPL | \
676 MGA_SGNZERO | \
677 MGA_SHIFTZERO | \
678 MGA_BOP_SRC | \
679 (0 << MGA_TRANS_SHIFT) | \
680 MGA_BLTMOD_BFCOL | \
681 MGA_CLIPDIS)
682
683 /* Simple idle test.
684 */
685 static __inline__ int mga_is_idle(drm_mga_private_t * dev_priv)
686 {
687 u32 status = MGA_READ(MGA_STATUS) & MGA_ENGINE_IDLE_MASK;
688 return (status == MGA_ENDPRDMASTS);
689 }
690
691 #endif
Linux kernel - Deliverables
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