1/* 2 * Copyright (c) 2011-2013 Luc Verhaegen <libv@skynet.be> 3 * Copyright (c) 2017-2019 Lima Project 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the "Software"), 7 * to deal in the Software without restriction, including without limitation 8 * the rights to use, copy, modify, merge, publish, distribute, sub license, 9 * and/or sell copies of the Software, and to permit persons to whom the 10 * Software is furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice (including the 13 * next paragraph) shall be included in all copies or substantial portions 14 * of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 22 * DEALINGS IN THE SOFTWARE. 23 * 24 */ 25 26#ifndef H_LIMA_GPU 27#define H_LIMA_GPU 28 29#include <stdint.h> 30#include <assert.h> 31 32#include <util/u_dynarray.h> 33 34struct lima_gp_frame_reg { 35 uint32_t vs_cmd_start; 36 uint32_t vs_cmd_end; 37 uint32_t plbu_cmd_start; 38 uint32_t plbu_cmd_end; 39 uint32_t tile_heap_start; 40 uint32_t tile_heap_end; 41}; 42 43struct lima_pp_frame_reg { 44 uint32_t plbu_array_address; 45 uint32_t render_address; 46 uint32_t unused_0; 47 uint32_t flags; 48 uint32_t clear_value_depth; 49 uint32_t clear_value_stencil; 50 uint32_t clear_value_color; 51 uint32_t clear_value_color_1; 52 uint32_t clear_value_color_2; 53 uint32_t clear_value_color_3; 54 uint32_t width; 55 uint32_t height; 56 uint32_t fragment_stack_address; 57 uint32_t fragment_stack_size; 58 uint32_t unused_1; 59 uint32_t unused_2; 60 uint32_t one; 61 uint32_t supersampled_height; 62 uint32_t dubya; 63 uint32_t onscreen; 64 uint32_t blocking; 65 uint32_t scale; 66 uint32_t channel_layout; 67}; 68 69struct lima_pp_wb_reg { 70 uint32_t type; 71 uint32_t address; 72 uint32_t pixel_format; 73 uint32_t downsample_factor; 74 uint32_t pixel_layout; 75 uint32_t pitch; 76 uint32_t flags; 77 uint32_t mrt_bits; 78 uint32_t mrt_pitch; 79 uint32_t unused0; 80 uint32_t unused1; 81 uint32_t unused2; 82}; 83 84struct lima_render_state { 85 uint32_t blend_color_bg; 86 uint32_t blend_color_ra; 87 uint32_t alpha_blend; 88 uint32_t depth_test; 89 uint32_t depth_range; 90 uint32_t stencil_front; 91 uint32_t stencil_back; 92 uint32_t stencil_test; 93 uint32_t multi_sample; 94 uint32_t shader_address; 95 uint32_t varying_types; 96 uint32_t uniforms_address; 97 uint32_t textures_address; 98 uint32_t aux0; 99 uint32_t aux1; 100 uint32_t varyings_address; 101}; 102 103/* plbu commands */ 104#define PLBU_CMD_BEGIN(array, max) { \ 105 int i = 0, max_n = max; \ 106 struct util_dynarray *plbu_cmd_array = array; \ 107 uint32_t *plbu_cmd = util_dynarray_ensure_cap(plbu_cmd_array, plbu_cmd_array->size + max_n * 4); 108 109#define PLBU_CMD_END() \ 110 assert(i <= max_n); \ 111 plbu_cmd_array->size += i * 4; \ 112} 113 114#define PLBU_CMD_CURRENT_POS() \ 115 (util_dynarray_num_elements(plbu_cmd_array, uint32_t) + i) 116 117#define PLBU_CMD(v1, v2) \ 118 do { \ 119 plbu_cmd[i++] = v1; \ 120 plbu_cmd[i++] = v2; \ 121 } while (0) 122 123#define PLBU_CMD_BLOCK_STEP(shift_min, shift_h, shift_w) \ 124 PLBU_CMD(((shift_min) << 28) | ((shift_h) << 16) | (shift_w), 0x1000010C) 125#define PLBU_CMD_TILED_DIMENSIONS(tiled_w, tiled_h) \ 126 PLBU_CMD((((tiled_w) - 1) << 24) | (((tiled_h) - 1) << 8), 0x10000109) 127#define PLBU_CMD_BLOCK_STRIDE(block_w) PLBU_CMD((block_w) & 0xff, 0x30000000) 128#define PLBU_CMD_ARRAY_ADDRESS(gp_stream, block_num) \ 129 PLBU_CMD(gp_stream, 0x28000000 | ((block_num) - 1) | 1) 130#define PLBU_CMD_VIEWPORT_LEFT(v) PLBU_CMD(v, 0x10000107) 131#define PLBU_CMD_VIEWPORT_RIGHT(v) PLBU_CMD(v, 0x10000108) 132#define PLBU_CMD_VIEWPORT_BOTTOM(v) PLBU_CMD(v, 0x10000105) 133#define PLBU_CMD_VIEWPORT_TOP(v) PLBU_CMD(v, 0x10000106) 134#define PLBU_CMD_ARRAYS_SEMAPHORE_BEGIN() PLBU_CMD(0x00010002, 0x60000000) 135#define PLBU_CMD_ARRAYS_SEMAPHORE_END() PLBU_CMD(0x00010001, 0x60000000) 136#define PLBU_CMD_PRIMITIVE_SETUP(force_point_size, cull, index_size) \ 137 PLBU_CMD(0x2200 | ((force_point_size) ? 0x1000 : 0) | \ 138 (cull) | ((index_size) << 9), 0x1000010B) 139#define PLBU_CMD_RSW_VERTEX_ARRAY(rsw, gl_pos) \ 140 PLBU_CMD(rsw, 0x80000000 | ((gl_pos) >> 4)) 141#define PLBU_CMD_SCISSORS(minx, maxx, miny, maxy) \ 142 PLBU_CMD(((minx) << 30) | ((maxy) - 1) << 15 | (miny), \ 143 0x70000000 | ((maxx) - 1) << 13 | ((minx) >> 2)) 144#define PLBU_CMD_UNKNOWN1() PLBU_CMD(0x00000000, 0x1000010A) 145#define PLBU_CMD_UNKNOWN2() PLBU_CMD(0x00000200, 0x1000010B) 146#define PLBU_CMD_LOW_PRIM_SIZE(v) PLBU_CMD(v, 0x1000010D) 147#define PLBU_CMD_DEPTH_RANGE_NEAR(v) PLBU_CMD(v, 0x1000010E) 148#define PLBU_CMD_DEPTH_RANGE_FAR(v) PLBU_CMD(v, 0x1000010F) 149#define PLBU_CMD_INDEXED_DEST(gl_pos) PLBU_CMD(gl_pos, 0x10000100) 150#define PLBU_CMD_INDEXED_PT_SIZE(pt_size) PLBU_CMD(pt_size, 0x10000102) 151#define PLBU_CMD_INDICES(va) PLBU_CMD(va, 0x10000101) 152#define PLBU_CMD_DRAW_ARRAYS(mode, start, count) \ 153 PLBU_CMD(((count) << 24) | (start), (((mode) & 0x1F) << 16) | ((count) >> 8)) 154#define PLBU_CMD_DRAW_ELEMENTS(mode, start, count) \ 155 PLBU_CMD(((count) << 24) | (start), \ 156 0x00200000 | (((mode) & 0x1F) << 16) | ((count) >> 8)) 157 158/* vs commands */ 159#define VS_CMD_BEGIN(array, max) { \ 160 int i = 0, max_n = max; \ 161 struct util_dynarray *vs_cmd_array = array; \ 162 uint32_t *vs_cmd = util_dynarray_ensure_cap(vs_cmd_array, vs_cmd_array->size + max_n * 4); 163 164#define VS_CMD_END() \ 165 assert(i <= max_n); \ 166 vs_cmd_array->size += i * 4; \ 167} 168 169#define VS_CMD(v1, v2) \ 170 do { \ 171 vs_cmd[i++] = v1; \ 172 vs_cmd[i++] = v2; \ 173 } while (0) 174 175#define VS_CMD_ARRAYS_SEMAPHORE_BEGIN_1() VS_CMD(0x00028000, 0x50000000) 176#define VS_CMD_ARRAYS_SEMAPHORE_BEGIN_2() VS_CMD(0x00000001, 0x50000000) 177#define VS_CMD_ARRAYS_SEMAPHORE_END(index_draw) \ 178 VS_CMD((index_draw) ? 0x00018000 : 0x00000000, 0x50000000) 179#define VS_CMD_UNIFORMS_ADDRESS(addr, size) \ 180 VS_CMD(addr, 0x30000000 | ((size) << 12)) 181#define VS_CMD_SHADER_ADDRESS(addr, size) \ 182 VS_CMD(addr, 0x40000000 | ((size) << 12)) 183#define VS_CMD_SHADER_INFO(prefetch, size) \ 184 VS_CMD(((prefetch) << 20) | ((((size) >> 4) - 1) << 10), 0x10000040) 185#define VS_CMD_VARYING_ATTRIBUTE_COUNT(nv, na) \ 186 VS_CMD((((nv) - 1) << 8) | (((na) - 1) << 24), 0x10000042) 187#define VS_CMD_UNKNOWN1() VS_CMD(0x00000003, 0x10000041) 188#define VS_CMD_UNKNOWN2() VS_CMD(0x00000000, 0x60000000) 189#define VS_CMD_ATTRIBUTES_ADDRESS(addr, na) \ 190 VS_CMD(addr, 0x20000000 | ((na) << 17)) 191#define VS_CMD_VARYINGS_ADDRESS(addr, nv) \ 192 VS_CMD(addr, 0x20000008 | ((nv) << 17)) 193#define VS_CMD_DRAW(num, index_draw) \ 194 VS_CMD(((num) << 24) | ((index_draw) ? 1 : 0), ((num) >> 8)) 195 196#endif 197