1 /* 2 * Copyright 2014 Advanced Micro Devices, Inc. 3 * 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 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 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 13 * Software. 14 * 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 NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 * SOFTWARE. 22 * 23 * Authors: Tom Stellard <thomas.stellard@amd.com> 24 * 25 */ 26 27 #pragma once 28 29 #include <stdint.h> 30 31 struct ac_shader_reloc { 32 char name[32]; 33 uint64_t offset; 34 }; 35 36 struct ac_shader_binary { 37 /** Shader code */ 38 unsigned char *code; 39 unsigned code_size; 40 41 /** Config/Context register state that accompanies this shader. 42 * This is a stream of dword pairs. First dword contains the 43 * register address, the second dword contains the value.*/ 44 unsigned char *config; 45 unsigned config_size; 46 47 /** The number of bytes of config information for each global symbol. 48 */ 49 unsigned config_size_per_symbol; 50 51 /** Constant data accessed by the shader. This will be uploaded 52 * into a constant buffer. */ 53 unsigned char *rodata; 54 unsigned rodata_size; 55 56 /** List of symbol offsets for the shader */ 57 uint64_t *global_symbol_offsets; 58 unsigned global_symbol_count; 59 60 struct ac_shader_reloc *relocs; 61 unsigned reloc_count; 62 63 /** Disassembled shader in a string. */ 64 char *disasm_string; 65 }; 66 67 struct ac_shader_config { 68 unsigned num_sgprs; 69 unsigned num_vgprs; 70 unsigned spilled_sgprs; 71 unsigned spilled_vgprs; 72 unsigned lds_size; 73 unsigned spi_ps_input_ena; 74 unsigned spi_ps_input_addr; 75 unsigned float_mode; 76 unsigned scratch_bytes_per_wave; 77 }; 78 79 /* 80 * Parse the elf binary stored in \p elf_data and create a 81 * ac_shader_binary object. 82 */ 83 void ac_elf_read(const char *elf_data, unsigned elf_size, 84 struct ac_shader_binary *binary); 85 86 void ac_shader_binary_read_config(struct ac_shader_binary *binary, 87 struct ac_shader_config *conf, 88 unsigned symbol_offset); 89