2 * Copyright 2005 Stephane Marchesin.
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
25 #ifndef __NOUVEAU_DRV_H__
26 #define __NOUVEAU_DRV_H__
28 #define DRIVER_AUTHOR "Stephane Marchesin"
29 #define DRIVER_EMAIL "dri-devel@lists.sourceforge.net"
31 #define DRIVER_NAME "nouveau"
32 #define DRIVER_DESC "nVidia Riva/TNT/GeForce"
33 #define DRIVER_DATE "20060213"
35 #define DRIVER_MAJOR 0
36 #define DRIVER_MINOR 0
37 #define DRIVER_PATCHLEVEL 10
39 #define NOUVEAU_FAMILY 0x0000FFFF
40 #define NOUVEAU_FLAGS 0xFFFF0000
42 #include "nouveau_drm.h"
43 #include "nouveau_reg.h"
46 struct mem_block *next;
47 struct mem_block *prev;
50 struct drm_file *file_priv; /* NULL: free, -1: heap, other: real files */
53 drm_handle_t map_handle;
57 NV_NFORCE =0x10000000,
58 NV_NFORCE2 =0x20000000
61 #define NVOBJ_ENGINE_SW 0
62 #define NVOBJ_ENGINE_GR 1
63 #define NVOBJ_ENGINE_INT 0xdeadbeef
65 #define NVOBJ_FLAG_ALLOW_NO_REFS (1 << 0)
66 #define NVOBJ_FLAG_ZERO_ALLOC (1 << 1)
67 #define NVOBJ_FLAG_ZERO_FREE (1 << 2)
68 #define NVOBJ_FLAG_FAKE (1 << 3)
69 struct nouveau_gpuobj {
70 struct list_head list;
73 struct mem_block *im_pramin;
74 struct mem_block *im_backing;
83 void (*dtor)(struct drm_device *, struct nouveau_gpuobj *);
87 struct nouveau_gpuobj_ref {
88 struct list_head list;
90 struct nouveau_gpuobj *gpuobj;
97 struct nouveau_channel
99 struct drm_device *dev;
102 /* owner of this fifo */
103 struct drm_file *file_priv;
104 /* mapping of the fifo itself */
105 drm_local_map_t *map;
106 /* mapping of the regs controling the fifo */
107 drm_local_map_t *regs;
109 /* DMA push buffer */
110 struct nouveau_gpuobj_ref *pushbuf;
111 struct mem_block *pushbuf_mem;
112 uint32_t pushbuf_base;
114 /* Notifier memory */
115 struct mem_block *notifier_block;
116 struct mem_block *notifier_heap;
117 drm_local_map_t *notifier_map;
120 struct nouveau_gpuobj_ref *ramfc;
123 struct nouveau_gpuobj_ref *ramin_grctx;
124 uint32_t pgraph_ctx [340]; /* XXX dynamic alloc ? */
127 struct nouveau_gpuobj *vm_pd;
128 struct nouveau_gpuobj_ref *vm_gart_pt;
131 struct nouveau_gpuobj_ref *ramin; /* Private instmem */
132 struct mem_block *ramin_heap; /* Private PRAMIN heap */
133 struct nouveau_gpuobj_ref *ramht; /* Hash table */
134 struct list_head ramht_refs; /* Objects referenced by RAMHT */
137 struct nouveau_drm_channel {
138 struct nouveau_channel *chan;
141 int max, put, cur, free;
143 volatile uint32_t *pushbuf;
146 uint32_t notify0_offset;
149 uint32_t m2mf_dma_source;
150 uint32_t m2mf_dma_destin;
153 struct nouveau_config {
160 struct nouveau_instmem_engine {
163 int (*init)(struct drm_device *dev);
164 void (*takedown)(struct drm_device *dev);
166 int (*populate)(struct drm_device *, struct nouveau_gpuobj *,
168 void (*clear)(struct drm_device *, struct nouveau_gpuobj *);
169 int (*bind)(struct drm_device *, struct nouveau_gpuobj *);
170 int (*unbind)(struct drm_device *, struct nouveau_gpuobj *);
173 struct nouveau_mc_engine {
174 int (*init)(struct drm_device *dev);
175 void (*takedown)(struct drm_device *dev);
178 struct nouveau_timer_engine {
179 int (*init)(struct drm_device *dev);
180 void (*takedown)(struct drm_device *dev);
181 uint64_t (*read)(struct drm_device *dev);
184 struct nouveau_fb_engine {
185 int (*init)(struct drm_device *dev);
186 void (*takedown)(struct drm_device *dev);
189 struct nouveau_fifo_engine {
192 int (*init)(struct drm_device *);
193 void (*takedown)(struct drm_device *);
195 int (*create_context)(struct nouveau_channel *);
196 void (*destroy_context)(struct nouveau_channel *);
197 int (*load_context)(struct nouveau_channel *);
198 int (*save_context)(struct nouveau_channel *);
201 struct nouveau_pgraph_engine {
202 int (*init)(struct drm_device *);
203 void (*takedown)(struct drm_device *);
205 int (*create_context)(struct nouveau_channel *);
206 void (*destroy_context)(struct nouveau_channel *);
207 int (*load_context)(struct nouveau_channel *);
208 int (*save_context)(struct nouveau_channel *);
211 struct nouveau_engine {
212 struct nouveau_instmem_engine instmem;
213 struct nouveau_mc_engine mc;
214 struct nouveau_timer_engine timer;
215 struct nouveau_fb_engine fb;
216 struct nouveau_pgraph_engine graph;
217 struct nouveau_fifo_engine fifo;
220 struct drm_nouveau_private {
222 NOUVEAU_CARD_INIT_DOWN,
223 NOUVEAU_CARD_INIT_DONE,
224 NOUVEAU_CARD_INIT_FAILED
227 /* the card type, takes NV_* as values */
229 /* exact chipset, derived from NV_PMC_BOOT_0 */
233 drm_local_map_t *mmio;
235 drm_local_map_t *ramin; /* NV40 onwards */
237 int fifo_alloc_count;
238 struct nouveau_channel *fifos[NV_MAX_FIFO_NUMBER];
240 struct nouveau_engine Engine;
241 struct nouveau_drm_channel channel;
243 /* RAMIN configuration, RAMFC, RAMHT and RAMRO offsets */
244 struct nouveau_gpuobj *ramht;
245 uint32_t ramin_rsvd_vram;
246 uint32_t ramht_offset;
249 uint32_t ramfc_offset;
251 uint32_t ramro_offset;
254 /* base physical adresses */
256 uint64_t fb_available_size;
260 NOUVEAU_GART_NONE = 0,
267 struct nouveau_gpuobj *sg_ctxdma;
268 struct page *sg_dummy_page;
269 dma_addr_t sg_dummy_bus;
272 struct drm_ttm_backend *sg_be;
273 unsigned long sg_handle;
276 /* the mtrr covering the FB */
279 struct mem_block *agp_heap;
280 struct mem_block *fb_heap;
281 struct mem_block *fb_nomap_heap;
282 struct mem_block *ramin_heap;
283 struct mem_block *pci_heap;
285 /* context table pointed to be NV_PGRAPH_CHANNEL_CTX_TABLE (0x400780) */
286 uint32_t ctx_table_size;
287 struct nouveau_gpuobj_ref *ctx_table;
289 struct nouveau_config config;
291 struct list_head gpuobj_list;
294 #define NOUVEAU_CHECK_INITIALISED_WITH_RETURN do { \
295 struct drm_nouveau_private *nv = dev->dev_private; \
296 if (nv->init_state != NOUVEAU_CARD_INIT_DONE) { \
297 DRM_ERROR("called without init\n"); \
302 #define NOUVEAU_GET_USER_CHANNEL_WITH_RETURN(id,cl,ch) do { \
303 struct drm_nouveau_private *nv = dev->dev_private; \
304 if (!nouveau_fifo_owner(dev, (cl), (id))) { \
305 DRM_ERROR("pid %d doesn't own channel %d\n", \
306 DRM_CURRENTPID, (id)); \
309 (ch) = nv->fifos[(id)]; \
312 /* nouveau_state.c */
313 extern void nouveau_preclose(struct drm_device *dev, struct drm_file *);
314 extern int nouveau_load(struct drm_device *, unsigned long flags);
315 extern int nouveau_firstopen(struct drm_device *);
316 extern void nouveau_lastclose(struct drm_device *);
317 extern int nouveau_unload(struct drm_device *);
318 extern int nouveau_ioctl_getparam(struct drm_device *, void *data,
320 extern int nouveau_ioctl_setparam(struct drm_device *, void *data,
322 extern void nouveau_wait_for_idle(struct drm_device *);
323 extern int nouveau_card_init(struct drm_device *);
324 extern int nouveau_ioctl_card_init(struct drm_device *, void *data,
328 extern int nouveau_mem_init_heap(struct mem_block **, uint64_t start,
330 extern struct mem_block *nouveau_mem_alloc_block(struct mem_block *,
331 uint64_t size, int align2,
333 extern void nouveau_mem_takedown(struct mem_block **heap);
334 extern void nouveau_mem_free_block(struct mem_block *);
335 extern uint64_t nouveau_mem_fb_amount(struct drm_device *);
336 extern void nouveau_mem_release(struct drm_file *, struct mem_block *heap);
337 extern int nouveau_ioctl_mem_alloc(struct drm_device *, void *data,
339 extern int nouveau_ioctl_mem_free(struct drm_device *, void *data,
341 extern struct mem_block* nouveau_mem_alloc(struct drm_device *,
342 int alignment, uint64_t size,
343 int flags, struct drm_file *);
344 extern void nouveau_mem_free(struct drm_device *dev, struct mem_block*);
345 extern int nouveau_mem_init(struct drm_device *);
346 extern void nouveau_mem_close(struct drm_device *);
348 /* nouveau_notifier.c */
349 extern int nouveau_notifier_init_channel(struct nouveau_channel *);
350 extern void nouveau_notifier_takedown_channel(struct nouveau_channel *);
351 extern int nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle,
352 int cout, uint32_t *offset);
353 extern int nouveau_ioctl_notifier_alloc(struct drm_device *, void *data,
355 extern int nouveau_ioctl_notifier_free(struct drm_device *, void *data,
359 extern int nouveau_fifo_init(struct drm_device *);
360 extern int nouveau_fifo_number(struct drm_device *);
361 extern int nouveau_fifo_ctx_size(struct drm_device *);
362 extern void nouveau_fifo_cleanup(struct drm_device *, struct drm_file *);
363 extern int nouveau_fifo_owner(struct drm_device *, struct drm_file *,
365 extern int nouveau_fifo_alloc(struct drm_device *dev,
366 struct nouveau_channel **chan,
367 struct drm_file *file_priv,
368 struct mem_block *pushbuf,
369 uint32_t fb_ctxdma, uint32_t tt_ctxdma);
370 extern void nouveau_fifo_free(struct nouveau_channel *);
372 /* nouveau_object.c */
373 extern int nouveau_gpuobj_early_init(struct drm_device *);
374 extern int nouveau_gpuobj_init(struct drm_device *);
375 extern void nouveau_gpuobj_takedown(struct drm_device *);
376 extern void nouveau_gpuobj_late_takedown(struct drm_device *);
377 extern int nouveau_gpuobj_channel_init(struct nouveau_channel *,
378 uint32_t vram_h, uint32_t tt_h);
379 extern void nouveau_gpuobj_channel_takedown(struct nouveau_channel *);
380 extern int nouveau_gpuobj_new(struct drm_device *, struct nouveau_channel *,
381 int size, int align, uint32_t flags,
382 struct nouveau_gpuobj **);
383 extern int nouveau_gpuobj_del(struct drm_device *, struct nouveau_gpuobj **);
384 extern int nouveau_gpuobj_ref_add(struct drm_device *, struct nouveau_channel *,
385 uint32_t handle, struct nouveau_gpuobj *,
386 struct nouveau_gpuobj_ref **);
387 extern int nouveau_gpuobj_ref_del(struct drm_device *,
388 struct nouveau_gpuobj_ref **);
389 extern int nouveau_gpuobj_ref_find(struct nouveau_channel *, uint32_t handle,
390 struct nouveau_gpuobj_ref **ref_ret);
391 extern int nouveau_gpuobj_new_ref(struct drm_device *,
392 struct nouveau_channel *alloc_chan,
393 struct nouveau_channel *ref_chan,
394 uint32_t handle, int size, int align,
395 uint32_t flags, struct nouveau_gpuobj_ref **);
396 extern int nouveau_gpuobj_new_fake(struct drm_device *, uint32_t offset,
397 uint32_t size, uint32_t flags,
398 struct nouveau_gpuobj **,
399 struct nouveau_gpuobj_ref**);
400 extern int nouveau_gpuobj_dma_new(struct nouveau_channel *, int class,
401 uint64_t offset, uint64_t size, int access,
402 int target, struct nouveau_gpuobj **);
403 extern int nouveau_gpuobj_gart_dma_new(struct nouveau_channel *,
404 uint64_t offset, uint64_t size,
405 int access, struct nouveau_gpuobj **,
407 extern int nouveau_gpuobj_gr_new(struct nouveau_channel *, int class,
408 struct nouveau_gpuobj **);
409 extern int nouveau_ioctl_grobj_alloc(struct drm_device *, void *data,
411 extern int nouveau_ioctl_gpuobj_free(struct drm_device *, void *data,
415 extern irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS);
416 extern void nouveau_irq_preinstall(struct drm_device *);
417 extern void nouveau_irq_postinstall(struct drm_device *);
418 extern void nouveau_irq_uninstall(struct drm_device *);
420 /* nouveau_sgdma.c */
421 extern int nouveau_sgdma_init(struct drm_device *);
422 extern void nouveau_sgdma_takedown(struct drm_device *);
423 extern struct drm_ttm_backend *nouveau_sgdma_init_ttm(struct drm_device *);
424 extern int nouveau_sgdma_nottm_hack_init(struct drm_device *);
425 extern void nouveau_sgdma_nottm_hack_takedown(struct drm_device *);
428 extern int nouveau_dma_channel_init(struct drm_device *);
429 extern void nouveau_dma_channel_takedown(struct drm_device *);
430 extern int nouveau_dma_wait(struct drm_device *, int size);
433 extern int nv04_fb_init(struct drm_device *);
434 extern void nv04_fb_takedown(struct drm_device *);
437 extern int nv10_fb_init(struct drm_device *);
438 extern void nv10_fb_takedown(struct drm_device *);
441 extern int nv40_fb_init(struct drm_device *);
442 extern void nv40_fb_takedown(struct drm_device *);
445 extern int nv04_fifo_create_context(struct nouveau_channel *);
446 extern void nv04_fifo_destroy_context(struct nouveau_channel *);
447 extern int nv04_fifo_load_context(struct nouveau_channel *);
448 extern int nv04_fifo_save_context(struct nouveau_channel *);
451 extern int nv10_fifo_create_context(struct nouveau_channel *);
452 extern void nv10_fifo_destroy_context(struct nouveau_channel *);
453 extern int nv10_fifo_load_context(struct nouveau_channel *);
454 extern int nv10_fifo_save_context(struct nouveau_channel *);
457 extern int nv40_fifo_create_context(struct nouveau_channel *);
458 extern void nv40_fifo_destroy_context(struct nouveau_channel *);
459 extern int nv40_fifo_load_context(struct nouveau_channel *);
460 extern int nv40_fifo_save_context(struct nouveau_channel *);
463 extern int nv50_fifo_init(struct drm_device *);
464 extern void nv50_fifo_takedown(struct drm_device *);
465 extern int nv50_fifo_create_context(struct nouveau_channel *);
466 extern void nv50_fifo_destroy_context(struct nouveau_channel *);
467 extern int nv50_fifo_load_context(struct nouveau_channel *);
468 extern int nv50_fifo_save_context(struct nouveau_channel *);
471 extern void nouveau_nv04_context_switch(struct drm_device *);
472 extern int nv04_graph_init(struct drm_device *);
473 extern void nv04_graph_takedown(struct drm_device *);
474 extern int nv04_graph_create_context(struct nouveau_channel *);
475 extern void nv04_graph_destroy_context(struct nouveau_channel *);
476 extern int nv04_graph_load_context(struct nouveau_channel *);
477 extern int nv04_graph_save_context(struct nouveau_channel *);
480 extern void nouveau_nv10_context_switch(struct drm_device *);
481 extern int nv10_graph_init(struct drm_device *);
482 extern void nv10_graph_takedown(struct drm_device *);
483 extern int nv10_graph_create_context(struct nouveau_channel *);
484 extern void nv10_graph_destroy_context(struct nouveau_channel *);
485 extern int nv10_graph_load_context(struct nouveau_channel *);
486 extern int nv10_graph_save_context(struct nouveau_channel *);
489 extern void nouveau_nv20_context_switch(struct drm_device *);
490 extern int nv20_graph_init(struct drm_device *);
491 extern void nv20_graph_takedown(struct drm_device *);
492 extern int nv20_graph_create_context(struct nouveau_channel *);
493 extern void nv20_graph_destroy_context(struct nouveau_channel *);
494 extern int nv20_graph_load_context(struct nouveau_channel *);
495 extern int nv20_graph_save_context(struct nouveau_channel *);
498 extern int nv30_graph_init(struct drm_device *);
499 extern void nv30_graph_takedown(struct drm_device *);
500 extern int nv30_graph_create_context(struct nouveau_channel *);
501 extern void nv30_graph_destroy_context(struct nouveau_channel *);
502 extern int nv30_graph_load_context(struct nouveau_channel *);
503 extern int nv30_graph_save_context(struct nouveau_channel *);
506 extern int nv40_graph_init(struct drm_device *);
507 extern void nv40_graph_takedown(struct drm_device *);
508 extern int nv40_graph_create_context(struct nouveau_channel *);
509 extern void nv40_graph_destroy_context(struct nouveau_channel *);
510 extern int nv40_graph_load_context(struct nouveau_channel *);
511 extern int nv40_graph_save_context(struct nouveau_channel *);
514 extern int nv50_graph_init(struct drm_device *);
515 extern void nv50_graph_takedown(struct drm_device *);
516 extern int nv50_graph_create_context(struct nouveau_channel *);
517 extern void nv50_graph_destroy_context(struct nouveau_channel *);
518 extern int nv50_graph_load_context(struct nouveau_channel *);
519 extern int nv50_graph_save_context(struct nouveau_channel *);
522 extern int nv04_instmem_init(struct drm_device *);
523 extern void nv04_instmem_takedown(struct drm_device *);
524 extern int nv04_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
526 extern void nv04_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
527 extern int nv04_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
528 extern int nv04_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
531 extern int nv50_instmem_init(struct drm_device *);
532 extern void nv50_instmem_takedown(struct drm_device *);
533 extern int nv50_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
535 extern void nv50_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
536 extern int nv50_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
537 extern int nv50_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
540 extern int nv04_mc_init(struct drm_device *);
541 extern void nv04_mc_takedown(struct drm_device *);
544 extern int nv40_mc_init(struct drm_device *);
545 extern void nv40_mc_takedown(struct drm_device *);
548 extern int nv50_mc_init(struct drm_device *);
549 extern void nv50_mc_takedown(struct drm_device *);
552 extern int nv04_timer_init(struct drm_device *);
553 extern uint64_t nv04_timer_read(struct drm_device *);
554 extern void nv04_timer_takedown(struct drm_device *);
556 extern long nouveau_compat_ioctl(struct file *file, unsigned int cmd,
559 #if defined(__powerpc__)
560 #define NV_READ(reg) in_be32((void __iomem *)(dev_priv->mmio)->handle + (reg) )
561 #define NV_WRITE(reg,val) out_be32((void __iomem *)(dev_priv->mmio)->handle + (reg) , (val) )
563 #define NV_READ(reg) DRM_READ32( dev_priv->mmio, (reg) )
564 #define NV_WRITE(reg,val) DRM_WRITE32( dev_priv->mmio, (reg), (val) )
568 #if defined(__powerpc__)
569 #define NV_RI32(o) in_be32((void __iomem *)(dev_priv->ramin)->handle+(o))
570 #define NV_WI32(o,v) out_be32((void __iomem*)(dev_priv->ramin)->handle+(o), (v))
572 #define NV_RI32(o) DRM_READ32(dev_priv->ramin, (o))
573 #define NV_WI32(o,v) DRM_WRITE32(dev_priv->ramin, (o), (v))
576 #define INSTANCE_RD(o,i) NV_RI32((o)->im_pramin->start + ((i)<<2))
577 #define INSTANCE_WR(o,i,v) NV_WI32((o)->im_pramin->start + ((i)<<2), (v))
579 #endif /* __NOUVEAU_DRV_H__ */