1 /* $NetBSD: dmub_trace_buffer.h,v 1.2 2021/12/18 23:45:06 riastradh Exp $ */ 2 3 /* 4 * Copyright 2019 Advanced Micro Devices, Inc. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions 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 NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 * 24 * Authors: AMD 25 * 26 */ 27 #ifndef _DMUB_TRACE_BUFFER_H_ 28 #define _DMUB_TRACE_BUFFER_H_ 29 30 #include "dmub_types.h" 31 32 #define LOAD_DMCU_FW 1 33 #define LOAD_PHY_FW 2 34 35 36 enum dmucb_trace_code { 37 DMCUB__UNKNOWN, 38 DMCUB__MAIN_BEGIN, 39 DMCUB__PHY_INIT_BEGIN, 40 DMCUB__PHY_FW_SRAM_LOAD_BEGIN, 41 DMCUB__PHY_FW_SRAM_LOAD_END, 42 DMCUB__PHY_INIT_POLL_DONE, 43 DMCUB__PHY_INIT_END, 44 DMCUB__DMCU_ERAM_LOAD_BEGIN, 45 DMCUB__DMCU_ERAM_LOAD_END, 46 DMCUB__DMCU_ISR_LOAD_BEGIN, 47 DMCUB__DMCU_ISR_LOAD_END, 48 DMCUB__MAIN_IDLE, 49 DMCUB__PERF_TRACE, 50 DMCUB__PG_DONE, 51 }; 52 53 struct dmcub_trace_buf_entry { 54 enum dmucb_trace_code trace_code; 55 uint32_t tick_count; 56 uint32_t param0; 57 uint32_t param1; 58 }; 59 60 #define TRACE_BUF_SIZE (1024) //1 kB 61 #define PERF_TRACE_MAX_ENTRY ((TRACE_BUF_SIZE - 8)/sizeof(struct dmcub_trace_buf_entry)) 62 63 64 struct dmcub_trace_buf { 65 uint32_t entry_count; 66 uint32_t clk_freq; 67 struct dmcub_trace_buf_entry entries[PERF_TRACE_MAX_ENTRY]; 68 }; 69 70 71 #endif /* _DMUB_TRACE_BUFFER_H_ */ 72