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/*
* Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* on the rights to use, copy, modify, merge, publish, distribute, sub
* license, and/or sell copies of the Software, and to permit persons to whom
* the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE. */
#ifndef R300_CHIPSET_H
#define R300_CHIPSET_H
#include "pipe/p_compiler.h"
/* these are sizes in dwords */
#define R300_HIZ_LIMIT 10240
#define RV530_HIZ_LIMIT 15360
/* rv3xx have only one pipe */
#define PIPE_ZMASK_SIZE 4096
#define RV3xx_ZMASK_SIZE 5120
/* The size of a compressed tile. Each compressed tile takes 2 bits
* in the ZMASK RAM, so there is always 16 tiles per one dword. */
enum r300_zmask_compression {
R300_ZCOMP_4X4 = 4,
R300_ZCOMP_8X8 = 8
};
/* Structure containing all the possible information about a specific Radeon
* in the R3xx, R4xx, and R5xx families. */
struct r300_capabilities {
/* PCI ID */
uint32_t pci_id;
/* Chipset family */
int family;
/* The number of vertex floating-point units */
unsigned num_vert_fpus;
/* The number of fragment pipes */
unsigned num_frag_pipes;
/* The number of z pipes */
unsigned num_z_pipes;
/* The number of texture units. */
unsigned num_tex_units;
/* Whether or not TCL is physically present */
boolean has_tcl;
/* Some chipsets do not have HiZ RAM - other have varying amounts. */
int hiz_ram;
/* Some chipsets have zmask ram per pipe some don't. */
int zmask_ram;
/* Compression mode for ZMASK. */
enum r300_zmask_compression z_compress;
/* Whether or not this is RV350 or newer, including all r400 and r500
* chipsets. The differences compared to the oldest r300 chips are:
* - Blend LTE/GTE thresholds
* - Better MACRO_SWITCH in texture tiling
* - Half float vertex
* - More HyperZ optimizations */
boolean is_rv350;
/* Whether or not this is R400. The differences compared their rv350
* cousins are:
* - Extended fragment shader registers
* - 3DC texture compression (RGTC2) */
boolean is_r400;
/* Whether or not this is an RV515 or newer; R500s have many differences
* that require extra consideration, compared to their rv350 cousins:
* - Extra bit of width and height on texture sizes
* - Blend color is split across two registers
* - Universal Shader (US) block used for fragment shaders
* - FP16 blending and multisampling
* - Full RGTC texture compression
* - 24-bit depth textures
* - Stencil back-face reference value
* - Ability to render up to 2^24 - 1 vertices with signed index offset */
boolean is_r500;
/* Whether or not the second pixel pipe is accessed with the high bit */
boolean high_second_pipe;
/* DXTC texture swizzling. */
boolean dxtc_swizzle;
/* Whether R500_US_FORMAT0_0 exists (R520-only and depends on DRM). */
boolean has_us_format;
};
/* Enumerations for legibility and telling which card we're running on. */
enum {
CHIP_FAMILY_R300 = 0,
CHIP_FAMILY_R350,
CHIP_FAMILY_R360,
CHIP_FAMILY_RV350,
CHIP_FAMILY_RV370,
CHIP_FAMILY_RV380,
CHIP_FAMILY_R420,
CHIP_FAMILY_R423,
CHIP_FAMILY_R430,
CHIP_FAMILY_R480,
CHIP_FAMILY_R481,
CHIP_FAMILY_RV410,
CHIP_FAMILY_RS400,
CHIP_FAMILY_RC410,
CHIP_FAMILY_RS480,
CHIP_FAMILY_RS482,
CHIP_FAMILY_RS600,
CHIP_FAMILY_RS690,
CHIP_FAMILY_RS740,
CHIP_FAMILY_RV515,
CHIP_FAMILY_R520,
CHIP_FAMILY_RV530,
CHIP_FAMILY_R580,
CHIP_FAMILY_RV560,
CHIP_FAMILY_RV570
};
void r300_parse_chipset(struct r300_capabilities* caps);
#endif /* R300_CHIPSET_H */
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