1 /**************************************************************************
3 * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
29 #include "draw/draw_context.h"
30 #include "util/u_format.h"
31 #include "util/u_format_s3tc.h"
32 #include "util/u_inlines.h"
33 #include "util/u_memory.h"
34 #include "util/u_string.h"
37 #include "i915_debug.h"
38 #include "i915_context.h"
39 #include "i915_screen.h"
40 #include "i915_resource.h"
41 #include "i915_winsys.h"
42 #include "i915_public.h"
51 i915_get_vendor(struct pipe_screen *screen)
53 return "VMware, Inc.";
57 i915_get_name(struct pipe_screen *screen)
59 static char buffer[128];
62 switch (i915_screen(screen)->iws->pci_id) {
66 case PCI_CHIP_I915_GM:
72 case PCI_CHIP_I945_GM:
75 case PCI_CHIP_I945_GME:
87 case PCI_CHIP_PINEVIEW_G:
88 chipset = "Pineview G";
90 case PCI_CHIP_PINEVIEW_M:
91 chipset = "Pineview M";
98 util_snprintf(buffer, sizeof(buffer), "i915 (chipset: %s)", chipset);
103 i915_get_shader_param(struct pipe_screen *screen, unsigned shader, enum pipe_shader_cap cap)
106 case PIPE_SHADER_VERTEX:
108 case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
109 if (debug_get_bool_option("DRAW_USE_LLVM", TRUE))
110 return PIPE_MAX_VERTEX_SAMPLERS;
114 return draw_get_shader_param(shader, cap);
116 case PIPE_SHADER_FRAGMENT:
117 /* XXX: some of these are just shader model 2.0 values, fix this! */
119 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
120 return I915_MAX_ALU_INSN + I915_MAX_TEX_INSN;
121 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
122 return I915_MAX_ALU_INSN;
123 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
124 return I915_MAX_TEX_INSN;
125 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
127 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
129 case PIPE_SHADER_CAP_MAX_INPUTS:
131 case PIPE_SHADER_CAP_MAX_CONSTS:
133 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
135 case PIPE_SHADER_CAP_MAX_TEMPS:
136 return 12; /* XXX: 12 -> 32 ? */
137 case PIPE_SHADER_CAP_MAX_ADDRS:
139 case PIPE_SHADER_CAP_MAX_PREDS:
141 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED:
143 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
144 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
145 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
146 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
148 case PIPE_SHADER_CAP_SUBROUTINES:
150 case PIPE_SHADER_CAP_INTEGERS:
152 case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
153 return I915_TEX_UNITS;
154 case PIPE_SHADER_CAP_OUTPUT_READ:
157 debug_printf("%s: Unknown cap %u.\n", __FUNCTION__, cap);
168 i915_get_param(struct pipe_screen *screen, enum pipe_cap cap)
170 struct i915_screen *is = i915_screen(screen);
173 /* Supported features (boolean caps). */
174 case PIPE_CAP_ANISOTROPIC_FILTER:
175 case PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE:
176 case PIPE_CAP_NPOT_TEXTURES:
177 case PIPE_CAP_POINT_SPRITE:
178 case PIPE_CAP_PRIMITIVE_RESTART: /* draw module */
179 case PIPE_CAP_TEXTURE_SHADOW_MAP:
180 case PIPE_CAP_TWO_SIDED_STENCIL:
181 case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR:
182 case PIPE_CAP_BLEND_EQUATION_SEPARATE:
183 case PIPE_CAP_TGSI_INSTANCEID:
186 /* Unsupported features (boolean caps). */
187 case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS:
188 case PIPE_CAP_DEPTH_CLIP_DISABLE:
189 case PIPE_CAP_INDEP_BLEND_ENABLE:
190 case PIPE_CAP_INDEP_BLEND_FUNC:
191 case PIPE_CAP_SHADER_STENCIL_EXPORT:
192 case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
193 case PIPE_CAP_TEXTURE_SWIZZLE:
194 case PIPE_CAP_TIMER_QUERY:
196 case PIPE_CAP_SEAMLESS_CUBE_MAP:
197 case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
198 case PIPE_CAP_SCALED_RESOLVE:
199 case PIPE_CAP_FRAGMENT_COLOR_CLAMP_CONTROL:
200 case PIPE_CAP_MIXED_COLORBUFFER_FORMATS:
201 case PIPE_CAP_CONDITIONAL_RENDER:
202 case PIPE_CAP_TEXTURE_BARRIER:
203 case PIPE_CAP_TGSI_CAN_COMPACT_VARYINGS:
204 case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS:
207 /* Features we can lie about (boolean caps). */
208 case PIPE_CAP_OCCLUSION_QUERY:
209 return is->debug.lie ? 1 : 0;
212 case PIPE_CAP_MAX_COMBINED_SAMPLERS:
213 return i915_get_shader_param(screen,
215 PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS) +
216 i915_get_shader_param(screen,
217 PIPE_SHADER_FRAGMENT,
218 PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS);
219 case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
220 return I915_MAX_TEXTURE_2D_LEVELS;
221 case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
222 return I915_MAX_TEXTURE_3D_LEVELS;
223 case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
224 return I915_MAX_TEXTURE_2D_LEVELS;
225 case PIPE_CAP_MIN_TEXEL_OFFSET:
226 case PIPE_CAP_MAX_TEXEL_OFFSET:
227 case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS:
228 case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
229 case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
232 /* Render targets. */
233 case PIPE_CAP_MAX_RENDER_TARGETS:
236 /* Fragment coordinate conventions. */
237 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
238 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
240 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
241 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
245 debug_printf("%s: Unknown cap %u.\n", __FUNCTION__, cap);
251 i915_get_paramf(struct pipe_screen *screen, enum pipe_capf cap)
254 case PIPE_CAPF_MAX_LINE_WIDTH:
256 case PIPE_CAPF_MAX_LINE_WIDTH_AA:
259 case PIPE_CAPF_MAX_POINT_WIDTH:
261 case PIPE_CAPF_MAX_POINT_WIDTH_AA:
264 case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY:
267 case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS:
271 debug_printf("%s: Unknown cap %u.\n", __FUNCTION__, cap);
277 i915_is_format_supported(struct pipe_screen *screen,
278 enum pipe_format format,
279 enum pipe_texture_target target,
280 unsigned sample_count,
283 static const enum pipe_format tex_supported[] = {
284 PIPE_FORMAT_B8G8R8A8_UNORM,
285 PIPE_FORMAT_B8G8R8X8_UNORM,
286 PIPE_FORMAT_R8G8B8A8_UNORM,
287 PIPE_FORMAT_R8G8B8X8_UNORM,
288 PIPE_FORMAT_B5G6R5_UNORM,
289 PIPE_FORMAT_B10G10R10A2_UNORM,
290 PIPE_FORMAT_L8_UNORM,
291 PIPE_FORMAT_A8_UNORM,
292 PIPE_FORMAT_I8_UNORM,
293 PIPE_FORMAT_L8A8_UNORM,
297 PIPE_FORMAT_Z16_UNORM, */
298 PIPE_FORMAT_DXT1_RGB,
299 PIPE_FORMAT_DXT1_RGBA,
300 PIPE_FORMAT_DXT3_RGBA,
301 PIPE_FORMAT_DXT5_RGBA,
302 PIPE_FORMAT_Z24X8_UNORM,
303 PIPE_FORMAT_Z24_UNORM_S8_UINT,
304 PIPE_FORMAT_NONE /* list terminator */
306 static const enum pipe_format render_supported[] = {
307 PIPE_FORMAT_B8G8R8A8_UNORM,
308 PIPE_FORMAT_B8G8R8X8_UNORM,
309 PIPE_FORMAT_R8G8B8A8_UNORM,
310 PIPE_FORMAT_R8G8B8X8_UNORM,
311 PIPE_FORMAT_B5G6R5_UNORM,
312 PIPE_FORMAT_B10G10R10A2_UNORM,
313 PIPE_FORMAT_L8_UNORM,
314 PIPE_FORMAT_A8_UNORM,
315 PIPE_FORMAT_I8_UNORM,
316 PIPE_FORMAT_NONE /* list terminator */
318 static const enum pipe_format depth_supported[] = {
320 PIPE_FORMAT_Z16_UNORM, */
321 PIPE_FORMAT_Z24X8_UNORM,
322 PIPE_FORMAT_Z24_UNORM_S8_UINT,
323 PIPE_FORMAT_NONE /* list terminator */
325 const enum pipe_format *list;
328 if (!util_format_is_supported(format, tex_usage))
331 if (sample_count > 1)
334 if(tex_usage & PIPE_BIND_DEPTH_STENCIL)
335 list = depth_supported;
336 else if (tex_usage & PIPE_BIND_RENDER_TARGET)
337 list = render_supported;
339 list = tex_supported;
341 for (i = 0; list[i] != PIPE_FORMAT_NONE; i++) {
342 if (list[i] == format)
356 i915_fence_reference(struct pipe_screen *screen,
357 struct pipe_fence_handle **ptr,
358 struct pipe_fence_handle *fence)
360 struct i915_screen *is = i915_screen(screen);
362 is->iws->fence_reference(is->iws, ptr, fence);
366 i915_fence_signalled(struct pipe_screen *screen,
367 struct pipe_fence_handle *fence)
369 struct i915_screen *is = i915_screen(screen);
371 return is->iws->fence_signalled(is->iws, fence) == 0;
375 i915_fence_finish(struct pipe_screen *screen,
376 struct pipe_fence_handle *fence,
379 struct i915_screen *is = i915_screen(screen);
381 return is->iws->fence_finish(is->iws, fence) == 0;
391 i915_flush_frontbuffer(struct pipe_screen *screen,
392 struct pipe_resource *resource,
393 unsigned level, unsigned layer,
394 void *winsys_drawable_handle)
396 /* XXX: Dummy right now. */
401 (void)winsys_drawable_handle;
405 i915_destroy_screen(struct pipe_screen *screen)
407 struct i915_screen *is = i915_screen(screen);
410 is->iws->destroy(is->iws);
416 * Create a new i915_screen object
419 i915_screen_create(struct i915_winsys *iws)
421 struct i915_screen *is = CALLOC_STRUCT(i915_screen);
426 switch (iws->pci_id) {
427 case PCI_CHIP_I915_G:
428 case PCI_CHIP_I915_GM:
432 case PCI_CHIP_I945_G:
433 case PCI_CHIP_I945_GM:
434 case PCI_CHIP_I945_GME:
438 case PCI_CHIP_PINEVIEW_G:
439 case PCI_CHIP_PINEVIEW_M:
444 debug_printf("%s: unknown pci id 0x%x, cannot create screen\n",
445 __FUNCTION__, iws->pci_id);
452 is->base.winsys = NULL;
454 is->base.destroy = i915_destroy_screen;
455 is->base.flush_frontbuffer = i915_flush_frontbuffer;
457 is->base.get_name = i915_get_name;
458 is->base.get_vendor = i915_get_vendor;
459 is->base.get_param = i915_get_param;
460 is->base.get_shader_param = i915_get_shader_param;
461 is->base.get_paramf = i915_get_paramf;
462 is->base.is_format_supported = i915_is_format_supported;
464 is->base.context_create = i915_create_context;
466 is->base.fence_reference = i915_fence_reference;
467 is->base.fence_signalled = i915_fence_signalled;
468 is->base.fence_finish = i915_fence_finish;
470 i915_init_screen_resource_functions(is);
474 util_format_s3tc_init();