2 * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE. */
23 #ifndef R300_CHIPSET_H
24 #define R300_CHIPSET_H
26 #include "pipe/p_compiler.h"
28 /* Structure containing all the possible information about a specific Radeon
29 * in the R3xx, R4xx, and R5xx families. */
30 struct r300_capabilities
{
35 /* The number of vertex floating-point units */
36 unsigned num_vert_fpus
;
37 /* The number of fragment pipes */
38 unsigned num_frag_pipes
;
39 /* The number of z pipes */
41 /* The number of texture units. */
42 unsigned num_tex_units
;
43 /* Whether or not TCL is physically present */
45 /* Whether or not this is RV350 or newer, including all r400 and r500
46 * chipsets. The differences compared to the oldest r300 chips are:
47 * - Blend LTE/GTE thresholds
48 * - Better MACRO_SWITCH in texture tiling
50 * - More HyperZ optimizations */
52 /* Whether or not this is R400. The differences compared their rv350
54 * - Extended fragment shader registers
55 * - 3DC texture compression (RGTC2) */
57 /* Whether or not this is an RV515 or newer; R500s have many differences
58 * that require extra consideration, compared to their rv350 cousins:
59 * - Extra bit of width and height on texture sizes
60 * - Blend color is split across two registers
61 * - Universal Shader (US) block used for fragment shaders
62 * - FP16 blending and multisampling
63 * - Full RGTC texture compression
64 * - 24-bit depth textures
65 * - Stencil back-face reference value
66 * - Ability to render up to 2^24 - 1 vertices with signed index offset */
68 /* Whether or not the second pixel pipe is accessed with the high bit */
69 boolean high_second_pipe
;
72 /* Enumerations for legibility and telling which card we're running on. */
101 void r300_parse_chipset(struct r300_capabilities
* caps
);
103 #endif /* R300_CHIPSET_H */