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65 lines
2.5 KiB
C
65 lines
2.5 KiB
C
/******************************************************************************
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* 作者：kerwincui
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* 时间：2021-06-08
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* 邮箱：164770707@qq.com
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* 源码地址：https://gitee.com/kerwincui/wumei-smart
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* author: kerwincui
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* create: 2021-06-08
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* email：164770707@qq.com
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* source:https://github.com/kerwincui/wumei-smart
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******************************************************************************/
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#include "statistic_perfmon.h"
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static const char* TAG = "perfmon";
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static void exec_test_function(void *params)
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{
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for (int i = 0 ; i < 100 ; i++) {
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__asm__ __volatile__(" nop");
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}
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}
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// 具有专用性能计数器的表
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static uint32_t pm_check_table[] = {
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XTPERF_CNT_CYCLES, XTPERF_MASK_CYCLES, // 总周期
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XTPERF_CNT_INSN, XTPERF_MASK_INSN_ALL, // 总的说明
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XTPERF_CNT_D_LOAD_U1, XTPERF_MASK_D_LOAD_LOCAL_MEM, // 内存读取
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XTPERF_CNT_D_STORE_U1, XTPERF_MASK_D_STORE_LOCAL_MEM, // 内存写入
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XTPERF_CNT_BUBBLES, XTPERF_MASK_BUBBLES_ALL &(~XTPERF_MASK_BUBBLES_R_HOLD_REG_DEP), // 等待其他原因
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XTPERF_CNT_BUBBLES, XTPERF_MASK_BUBBLES_R_HOLD_REG_DEP, // 等待注册依赖项
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XTPERF_CNT_OVERFLOW, XTPERF_MASK_OVERFLOW, // 最后一个测试周期
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};
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#define TOTAL_CALL_AMOUNT 200
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#define PERFMON_TRACELEVEL -1 // -1将忽略跟踪级别
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void perfmon_start(void)
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{
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ESP_LOGI(TAG, "Start");
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ESP_LOGI(TAG, "Start test with printing all available statistic");
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xtensa_perfmon_config_t pm_config = {};
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pm_config.counters_size = sizeof(xtensa_perfmon_select_mask_all) / sizeof(uint32_t) / 2;
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pm_config.select_mask = xtensa_perfmon_select_mask_all;
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pm_config.repeat_count = TOTAL_CALL_AMOUNT;
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pm_config.max_deviation = 1;
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pm_config.call_function = exec_test_function;
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pm_config.callback = xtensa_perfmon_view_cb;
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pm_config.callback_params = stdout;
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pm_config.tracelevel = PERFMON_TRACELEVEL;
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xtensa_perfmon_exec(&pm_config);
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ESP_LOGI(TAG, "Start test with user defined statistic");
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pm_config.counters_size = sizeof(pm_check_table) / sizeof(uint32_t) / 2;
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pm_config.select_mask = pm_check_table;
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pm_config.repeat_count = TOTAL_CALL_AMOUNT;
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pm_config.max_deviation = 1;
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pm_config.call_function = exec_test_function;
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pm_config.callback = xtensa_perfmon_view_cb;
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pm_config.callback_params = stdout;
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pm_config.tracelevel = PERFMON_TRACELEVEL;
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xtensa_perfmon_exec(&pm_config);
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ESP_LOGI(TAG, "The End");
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}
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