1 #include "pipe/p_screen.h"
2 #include "pipe/p_state.h"
3 #include "util/u_format_s3tc.h"
4 #include "util/u_simple_screen.h"
6 #include "nouveau/nouveau_screen.h"
7 #include "nouveau/nv_object.xml.h"
8 #include "nvfx_context.h"
9 #include "nvfx_screen.h"
10 #include "nvfx_resource.h"
13 #define NV30_3D_CHIPSET_3X_MASK 0x00000003
14 #define NV34_3D_CHIPSET_3X_MASK 0x00000010
15 #define NV35_3D_CHIPSET_3X_MASK 0x000001e0
17 #define NV4X_GRCLASS4097_CHIPSETS 0x00000baf
18 #define NV4X_GRCLASS4497_CHIPSETS 0x00005450
19 #define NV6X_GRCLASS4497_CHIPSETS 0x00000088
22 nvfx_screen_get_param(struct pipe_screen
*pscreen
, enum pipe_cap param
)
24 struct nvfx_screen
*screen
= nvfx_screen(pscreen
);
27 case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS
:
29 case PIPE_CAP_NPOT_TEXTURES
:
30 return screen
->advertise_npot
;
31 case PIPE_CAP_TWO_SIDED_STENCIL
:
35 case PIPE_CAP_ANISOTROPIC_FILTER
:
37 case PIPE_CAP_POINT_SPRITE
:
39 case PIPE_CAP_MAX_RENDER_TARGETS
:
40 return screen
->use_nv4x
? 4 : 1;
41 case PIPE_CAP_OCCLUSION_QUERY
:
43 case PIPE_CAP_TIMER_QUERY
:
45 case PIPE_CAP_TEXTURE_SHADOW_MAP
:
47 case PIPE_CAP_TEXTURE_SWIZZLE
:
49 case PIPE_CAP_MAX_TEXTURE_2D_LEVELS
:
51 case PIPE_CAP_MAX_TEXTURE_3D_LEVELS
:
53 case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS
:
55 case PIPE_CAP_TEXTURE_MIRROR_CLAMP
:
56 return !!screen
->use_nv4x
;
57 case PIPE_CAP_TEXTURE_MIRROR_REPEAT
:
59 case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS
:
60 return 0; /* We have 4 on nv40 - but unsupported currently */
61 case PIPE_CAP_BLEND_EQUATION_SEPARATE
:
62 return screen
->advertise_blend_equation_separate
;
63 case PIPE_CAP_MAX_COMBINED_SAMPLERS
:
65 case PIPE_CAP_INDEP_BLEND_ENABLE
:
66 /* TODO: on nv40 we have separate color masks */
67 /* TODO: nv40 mrt blending is probably broken */
69 case PIPE_CAP_INDEP_BLEND_FUNC
:
71 case PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE
:
73 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT
:
74 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER
:
75 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT
:
76 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER
:
78 case PIPE_CAP_DEPTH_CLAMP
:
79 return 0; // TODO: implement depth clamp
80 case PIPE_CAP_PRIMITIVE_RESTART
:
81 return 0; // TODO: implement primitive restart
82 case PIPE_CAP_SHADER_STENCIL_EXPORT
:
85 NOUVEAU_ERR("Warning: unknown PIPE_CAP %d\n", param
);
91 nvfx_screen_get_shader_param(struct pipe_screen
*pscreen
, unsigned shader
, enum pipe_shader_cap param
)
93 struct nvfx_screen
*screen
= nvfx_screen(pscreen
);
96 case PIPE_SHADER_FRAGMENT
:
98 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS
:
99 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS
:
100 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS
:
101 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS
:
103 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH
:
104 /* FIXME: is it the dynamic (nv30:0/nv40:24) or the static
105 value (nv30:0/nv40:4) ? */
106 return screen
->use_nv4x
? 4 : 0;
107 case PIPE_SHADER_CAP_MAX_INPUTS
:
108 return screen
->use_nv4x
? 12 : 10;
109 case PIPE_SHADER_CAP_MAX_CONSTS
:
110 return screen
->use_nv4x
? 224 : 32;
111 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS
:
113 case PIPE_SHADER_CAP_MAX_TEMPS
:
115 case PIPE_SHADER_CAP_MAX_ADDRS
:
116 return screen
->use_nv4x
? 1 : 0;
117 case PIPE_SHADER_CAP_MAX_PREDS
:
118 return 0; /* we could expose these, but nothing uses them */
119 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED
:
121 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR
:
122 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR
:
123 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR
:
124 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR
:
126 case PIPE_SHADER_CAP_SUBROUTINES
:
127 return screen
->use_nv4x
? 1 : 0;
132 case PIPE_SHADER_VERTEX
:
134 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS
:
135 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS
:
136 return screen
->use_nv4x
? 512 : 256;
137 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS
:
138 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS
:
139 return screen
->use_nv4x
? 512 : 0;
140 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH
:
141 /* FIXME: is it the dynamic (nv30:24/nv40:24) or the static
142 value (nv30:1/nv40:4) ? */
143 return screen
->use_nv4x
? 4 : 1;
144 case PIPE_SHADER_CAP_MAX_INPUTS
:
146 case PIPE_SHADER_CAP_MAX_CONSTS
:
147 /* - 6 is for clip planes; Gallium should be fixed to put
148 * them in the vertex shader itself, so we don't need to reserve these */
149 return (screen
->use_nv4x
? 468 : 256) - 6;
150 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS
:
152 case PIPE_SHADER_CAP_MAX_TEMPS
:
153 return screen
->use_nv4x
? 32 : 13;
154 case PIPE_SHADER_CAP_MAX_ADDRS
:
156 case PIPE_SHADER_CAP_MAX_PREDS
:
157 return 0; /* we could expose these, but nothing uses them */
158 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED
:
160 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR
:
161 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR
:
162 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR
:
164 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR
:
166 case PIPE_SHADER_CAP_SUBROUTINES
:
179 nvfx_screen_get_paramf(struct pipe_screen
*pscreen
, enum pipe_cap param
)
181 struct nvfx_screen
*screen
= nvfx_screen(pscreen
);
184 case PIPE_CAP_MAX_LINE_WIDTH
:
185 case PIPE_CAP_MAX_LINE_WIDTH_AA
:
187 case PIPE_CAP_MAX_POINT_WIDTH
:
188 case PIPE_CAP_MAX_POINT_WIDTH_AA
:
190 case PIPE_CAP_MAX_TEXTURE_ANISOTROPY
:
191 return screen
->use_nv4x
? 16.0 : 8.0;
192 case PIPE_CAP_MAX_TEXTURE_LOD_BIAS
:
195 NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param
);
201 nvfx_screen_is_format_supported(struct pipe_screen
*pscreen
,
202 enum pipe_format format
,
203 enum pipe_texture_target target
,
204 unsigned sample_count
,
205 unsigned bind
, unsigned geom_flags
)
207 struct nvfx_screen
*screen
= nvfx_screen(pscreen
);
209 if (sample_count
> 1)
212 if (bind
& PIPE_BIND_RENDER_TARGET
) {
214 case PIPE_FORMAT_B8G8R8A8_UNORM
:
215 case PIPE_FORMAT_B8G8R8X8_UNORM
:
216 case PIPE_FORMAT_R8G8B8A8_UNORM
:
217 case PIPE_FORMAT_R8G8B8X8_UNORM
:
218 case PIPE_FORMAT_B5G6R5_UNORM
:
220 case PIPE_FORMAT_R16G16B16A16_FLOAT
:
221 if(!screen
->advertise_fp16
)
224 case PIPE_FORMAT_R32G32B32A32_FLOAT
:
225 if(!screen
->advertise_fp32
)
233 if (bind
& PIPE_BIND_DEPTH_STENCIL
) {
235 case PIPE_FORMAT_S8_USCALED_Z24_UNORM
:
236 case PIPE_FORMAT_X8Z24_UNORM
:
237 case PIPE_FORMAT_Z16_UNORM
:
244 if (bind
& PIPE_BIND_SAMPLER_VIEW
) {
245 struct nvfx_texture_format
* tf
= &nvfx_texture_formats
[format
];
246 if(util_format_is_s3tc(format
) && !util_format_s3tc_enabled
)
248 if(format
== PIPE_FORMAT_R16G16B16A16_FLOAT
&& !screen
->advertise_fp16
)
250 if(format
== PIPE_FORMAT_R32G32B32A32_FLOAT
&& !screen
->advertise_fp32
)
264 // note that we do actually support everything through translate
265 if (bind
& PIPE_BIND_VERTEX_BUFFER
) {
266 unsigned type
= nvfx_vertex_formats
[format
];
271 if (bind
& PIPE_BIND_INDEX_BUFFER
) {
272 // 8-bit indices supported, but not in hardware index buffer
273 if(format
!= PIPE_FORMAT_R16_USCALED
&& format
!= PIPE_FORMAT_R32_USCALED
)
277 if(bind
& PIPE_BIND_STREAM_OUTPUT
)
284 nvfx_screen_destroy(struct pipe_screen
*pscreen
)
286 struct nvfx_screen
*screen
= nvfx_screen(pscreen
);
288 nouveau_resource_destroy(&screen
->vp_exec_heap
);
289 nouveau_resource_destroy(&screen
->vp_data_heap
);
290 nouveau_resource_destroy(&screen
->query_heap
);
291 nouveau_notifier_free(&screen
->query
);
292 nouveau_notifier_free(&screen
->sync
);
293 nouveau_grobj_free(&screen
->eng3d
);
294 nvfx_screen_surface_takedown(pscreen
);
296 nouveau_screen_fini(&screen
->base
);
301 static void nv30_screen_init(struct nvfx_screen
*screen
)
303 struct nouveau_channel
*chan
= screen
->base
.channel
;
304 struct nouveau_grobj
*eng3d
= screen
->eng3d
;
307 /* TODO: perhaps we should do some of this on nv40 too? */
308 for (i
=1; i
<8; i
++) {
309 BEGIN_RING(chan
, eng3d
, NV30_3D_VIEWPORT_CLIP_HORIZ(i
), 1);
311 BEGIN_RING(chan
, eng3d
, NV30_3D_VIEWPORT_CLIP_VERT(i
), 1);
315 BEGIN_RING(chan
, eng3d
, 0x220, 1);
318 BEGIN_RING(chan
, eng3d
, 0x03b0, 1);
319 OUT_RING(chan
, 0x00100000);
320 BEGIN_RING(chan
, eng3d
, 0x1454, 1);
322 BEGIN_RING(chan
, eng3d
, 0x1d80, 1);
324 BEGIN_RING(chan
, eng3d
, 0x1450, 1);
325 OUT_RING(chan
, 0x00030004);
328 BEGIN_RING(chan
, eng3d
, 0x1e98, 1);
330 BEGIN_RING(chan
, eng3d
, 0x17e0, 3);
331 OUT_RING(chan
, fui(0.0));
332 OUT_RING(chan
, fui(0.0));
333 OUT_RING(chan
, fui(1.0));
334 BEGIN_RING(chan
, eng3d
, 0x1f80, 16);
335 for (i
=0; i
<16; i
++) {
336 OUT_RING(chan
, (i
==8) ? 0x0000ffff : 0);
339 BEGIN_RING(chan
, eng3d
, 0x120, 3);
344 BEGIN_RING(chan
, eng3d
, 0x1d88, 1);
345 OUT_RING(chan
, 0x00001200);
347 BEGIN_RING(chan
, eng3d
, NV30_3D_RC_ENABLE
, 1);
350 BEGIN_RING(chan
, eng3d
, NV30_3D_DEPTH_RANGE_NEAR
, 2);
351 OUT_RING(chan
, fui(0.0));
352 OUT_RING(chan
, fui(1.0));
354 BEGIN_RING(chan
, eng3d
, NV30_3D_MULTISAMPLE_CONTROL
, 1);
355 OUT_RING(chan
, 0xffff0000);
357 /* enables use of vp rather than fixed-function somehow */
358 BEGIN_RING(chan
, eng3d
, 0x1e94, 1);
359 OUT_RING(chan
, 0x13);
362 static void nv40_screen_init(struct nvfx_screen
*screen
)
364 struct nouveau_channel
*chan
= screen
->base
.channel
;
365 struct nouveau_grobj
*eng3d
= screen
->eng3d
;
367 BEGIN_RING(chan
, eng3d
, NV40_3D_DMA_COLOR2
, 2);
368 OUT_RING(chan
, screen
->base
.channel
->vram
->handle
);
369 OUT_RING(chan
, screen
->base
.channel
->vram
->handle
);
371 BEGIN_RING(chan
, eng3d
, 0x1450, 1);
372 OUT_RING(chan
, 0x00000004);
374 BEGIN_RING(chan
, eng3d
, 0x1ea4, 3);
375 OUT_RING(chan
, 0x00000010);
376 OUT_RING(chan
, 0x01000100);
377 OUT_RING(chan
, 0xff800006);
379 /* vtxprog output routing */
380 BEGIN_RING(chan
, eng3d
, 0x1fc4, 1);
381 OUT_RING(chan
, 0x06144321);
382 BEGIN_RING(chan
, eng3d
, 0x1fc8, 2);
383 OUT_RING(chan
, 0xedcba987);
384 OUT_RING(chan
, 0x0000006f);
385 BEGIN_RING(chan
, eng3d
, 0x1fd0, 1);
386 OUT_RING(chan
, 0x00171615);
387 BEGIN_RING(chan
, eng3d
, 0x1fd4, 1);
388 OUT_RING(chan
, 0x001b1a19);
390 BEGIN_RING(chan
, eng3d
, 0x1ef8, 1);
391 OUT_RING(chan
, 0x0020ffff);
392 BEGIN_RING(chan
, eng3d
, 0x1d64, 1);
393 OUT_RING(chan
, 0x01d300d4);
394 BEGIN_RING(chan
, eng3d
, 0x1e94, 1);
395 OUT_RING(chan
, 0x00000001);
397 BEGIN_RING(chan
, eng3d
, NV40_3D_MIPMAP_ROUNDING
, 1);
398 OUT_RING(chan
, NV40_3D_MIPMAP_ROUNDING_MODE_DOWN
);
402 nvfx_screen_get_vertex_buffer_flags(struct nvfx_screen
* screen
)
404 int vram_hack_default
= 0;
406 // TODO: this is a bit of a guess; also add other cards that may need this hack.
407 // It may also depend on the specific card or the AGP/PCIe chipset.
408 if(screen
->base
.device
->chipset
== 0x47 /* G70 */
409 || screen
->base
.device
->chipset
== 0x49 /* G71 */
410 || screen
->base
.device
->chipset
== 0x46 /* G72 */
412 vram_hack_default
= 1;
413 vram_hack
= debug_get_bool_option("NOUVEAU_VTXIDX_IN_VRAM", vram_hack_default
);
415 return vram_hack
? NOUVEAU_BO_VRAM
: NOUVEAU_BO_GART
;
418 static void nvfx_channel_flush_notify(struct nouveau_channel
* chan
)
420 struct nvfx_screen
* screen
= chan
->user_private
;
421 struct nvfx_context
* nvfx
= screen
->cur_ctx
;
423 nvfx
->relocs_needed
= NVFX_RELOCATE_ALL
;
427 nvfx_screen_create(struct pipe_winsys
*ws
, struct nouveau_device
*dev
)
429 static const unsigned query_sizes
[] = {(4096 - 4 * 32) / 32, 3 * 1024 / 32, 2 * 1024 / 32, 1024 / 32};
430 struct nvfx_screen
*screen
= CALLOC_STRUCT(nvfx_screen
);
431 struct nouveau_channel
*chan
;
432 struct pipe_screen
*pscreen
;
433 unsigned eng3d_class
= 0;
439 pscreen
= &screen
->base
.base
;
441 ret
= nouveau_screen_init(&screen
->base
, dev
);
443 nvfx_screen_destroy(pscreen
);
446 chan
= screen
->base
.channel
;
447 screen
->cur_ctx
= NULL
;
448 chan
->user_private
= screen
;
449 chan
->flush_notify
= nvfx_channel_flush_notify
;
451 pscreen
->winsys
= ws
;
452 pscreen
->destroy
= nvfx_screen_destroy
;
453 pscreen
->get_param
= nvfx_screen_get_param
;
454 pscreen
->get_shader_param
= nvfx_screen_get_shader_param
;
455 pscreen
->get_paramf
= nvfx_screen_get_paramf
;
456 pscreen
->is_format_supported
= nvfx_screen_is_format_supported
;
457 pscreen
->context_create
= nvfx_create
;
459 switch (dev
->chipset
& 0xf0) {
461 if (NV30_3D_CHIPSET_3X_MASK
& (1 << (dev
->chipset
& 0x0f)))
462 eng3d_class
= NV30_3D
;
463 else if (NV34_3D_CHIPSET_3X_MASK
& (1 << (dev
->chipset
& 0x0f)))
464 eng3d_class
= NV34_3D
;
465 else if (NV35_3D_CHIPSET_3X_MASK
& (1 << (dev
->chipset
& 0x0f)))
466 eng3d_class
= NV35_3D
;
469 if (NV4X_GRCLASS4097_CHIPSETS
& (1 << (dev
->chipset
& 0x0f)))
470 eng3d_class
= NV40_3D
;
471 else if (NV4X_GRCLASS4497_CHIPSETS
& (1 << (dev
->chipset
& 0x0f)))
472 eng3d_class
= NV44_3D
;
473 screen
->is_nv4x
= ~0;
476 if (NV6X_GRCLASS4497_CHIPSETS
& (1 << (dev
->chipset
& 0x0f)))
477 eng3d_class
= NV44_3D
;
478 screen
->is_nv4x
= ~0;
483 NOUVEAU_ERR("Unknown nv3x/nv4x chipset: nv%02x\n", dev
->chipset
);
487 screen
->advertise_npot
= !!screen
->is_nv4x
;
488 screen
->advertise_blend_equation_separate
= !!screen
->is_nv4x
;
489 screen
->use_nv4x
= screen
->is_nv4x
;
491 if(screen
->is_nv4x
) {
492 if(debug_get_bool_option("NVFX_SIMULATE_NV30", FALSE
))
493 screen
->use_nv4x
= 0;
494 if(!debug_get_bool_option("NVFX_NPOT", TRUE
))
495 screen
->advertise_npot
= 0;
496 if(!debug_get_bool_option("NVFX_BLEND_EQ_SEP", TRUE
))
497 screen
->advertise_blend_equation_separate
= 0;
500 screen
->force_swtnl
= debug_get_bool_option("NVFX_SWTNL", FALSE
);
501 screen
->trace_draw
= debug_get_bool_option("NVFX_TRACE_DRAW", FALSE
);
503 screen
->buffer_allocation_cost
= debug_get_num_option("NVFX_BUFFER_ALLOCATION_COST", 16384);
504 screen
->inline_cost_per_hardware_cost
= atof(debug_get_option("NVFX_INLINE_COST_PER_HARDWARE_COST", "1.0"));
505 screen
->static_reuse_threshold
= atof(debug_get_option("NVFX_STATIC_REUSE_THRESHOLD", "2.0"));
507 /* We don't advertise these by default because filtering and blending doesn't work as
508 * it should, due to several restrictions.
509 * The only exception is fp16 on nv40.
511 screen
->advertise_fp16
= debug_get_bool_option("NVFX_FP16", !!screen
->use_nv4x
);
512 screen
->advertise_fp32
= debug_get_bool_option("NVFX_FP32", 0);
514 screen
->vertex_buffer_reloc_flags
= nvfx_screen_get_vertex_buffer_flags(screen
);
516 /* surely both nv3x and nv44 support index buffers too: find out how and test that */
517 if(eng3d_class
== NV40_3D
)
518 screen
->index_buffer_reloc_flags
= screen
->vertex_buffer_reloc_flags
;
520 if(!screen
->force_swtnl
&& screen
->vertex_buffer_reloc_flags
== screen
->index_buffer_reloc_flags
)
521 screen
->base
.vertex_buffer_flags
= screen
->base
.index_buffer_flags
= screen
->vertex_buffer_reloc_flags
;
523 nvfx_screen_init_resource_functions(pscreen
);
525 ret
= nouveau_grobj_alloc(chan
, 0xbeef3097, eng3d_class
, &screen
->eng3d
);
527 NOUVEAU_ERR("Error creating 3D object: %d\n", ret
);
531 /* 2D engine setup */
532 nvfx_screen_surface_init(pscreen
);
534 /* Notifier for sync purposes */
535 ret
= nouveau_notifier_alloc(chan
, 0xbeef0301, 1, &screen
->sync
);
537 NOUVEAU_ERR("Error creating notifier object: %d\n", ret
);
538 nvfx_screen_destroy(pscreen
);
543 for(i
= 0; i
< sizeof(query_sizes
) / sizeof(query_sizes
[0]); ++i
)
545 ret
= nouveau_notifier_alloc(chan
, 0xbeef0302, query_sizes
[i
], &screen
->query
);
551 NOUVEAU_ERR("Error initialising query objects: %d\n", ret
);
552 nvfx_screen_destroy(pscreen
);
556 ret
= nouveau_resource_init(&screen
->query_heap
, 0, query_sizes
[i
]);
558 NOUVEAU_ERR("Error initialising query object heap: %d\n", ret
);
559 nvfx_screen_destroy(pscreen
);
563 LIST_INITHEAD(&screen
->query_list
);
565 /* Vtxprog resources */
566 if (nouveau_resource_init(&screen
->vp_exec_heap
, 0, screen
->use_nv4x
? 512 : 256) ||
567 nouveau_resource_init(&screen
->vp_data_heap
, 0, screen
->use_nv4x
? 468 : 256)) {
568 nvfx_screen_destroy(pscreen
);
572 BIND_RING(chan
, screen
->eng3d
, 7);
574 /* Static eng3d initialisation */
575 /* note that we just started using the channel, so we must have space in the pushbuffer */
576 BEGIN_RING(chan
, screen
->eng3d
, NV30_3D_DMA_NOTIFY
, 1);
577 OUT_RING(chan
, screen
->sync
->handle
);
578 BEGIN_RING(chan
, screen
->eng3d
, NV30_3D_DMA_TEXTURE0
, 2);
579 OUT_RING(chan
, chan
->vram
->handle
);
580 OUT_RING(chan
, chan
->gart
->handle
);
581 BEGIN_RING(chan
, screen
->eng3d
, NV30_3D_DMA_COLOR1
, 1);
582 OUT_RING(chan
, chan
->vram
->handle
);
583 BEGIN_RING(chan
, screen
->eng3d
, NV30_3D_DMA_COLOR0
, 2);
584 OUT_RING(chan
, chan
->vram
->handle
);
585 OUT_RING(chan
, chan
->vram
->handle
);
586 BEGIN_RING(chan
, screen
->eng3d
, NV30_3D_DMA_VTXBUF0
, 2);
587 OUT_RING(chan
, chan
->vram
->handle
);
588 OUT_RING(chan
, chan
->gart
->handle
);
590 BEGIN_RING(chan
, screen
->eng3d
, NV30_3D_DMA_FENCE
, 2);
592 OUT_RING(chan
, screen
->query
->handle
);
594 BEGIN_RING(chan
, screen
->eng3d
, NV30_3D_DMA_UNK1AC
, 2);
595 OUT_RING(chan
, chan
->vram
->handle
);
596 OUT_RING(chan
, chan
->vram
->handle
);
599 nv30_screen_init(screen
);
601 nv40_screen_init(screen
);