19.2. Console Coremark 示例
19.2.1. 概览
多核 命令上终端 Coremark 示例同时在核０和核１上跑 “coremark”并将结果打印到终端
19.2.2. 开发板设置
BOOT_PIN 必须拨到 0-OFF, 1-OFF
19.2.3. 生成、编译和调试多核工程
19.2.4. 运行现象
以HPM6750EVKMINI为例，当该程序正确运行时，会打印类似如下示例
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$$\ $$\ $$$$$$$\ $$\ $$\ $$\
$$ | $$ |$$ __$$\ $$$\ $$$ |\__|
$$ | $$ |$$ | $$ |$$$$\ $$$$ |$$\ $$$$$$$\ $$$$$$\ $$$$$$\
$$$$$$$$ |$$$$$$$ |$$\$$\$$ $$ |$$ |$$ _____|$$ __$$\ $$ __$$\
$$ __$$ |$$ ____/ $$ \$$$ $$ |$$ |$$ / $$ | \__|$$ / $$ |
$$ | $$ |$$ | $$ |\$ /$$ |$$ |$$ | $$ | $$ | $$ |
$$ | $$ |$$ | $$ | \_/ $$ |$$ |\$$$$$$$\ $$ | \$$$$$$ |
\__| \__|\__| \__| \__|\__| \_______|\__| \______/
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Dual-core Coremark example
Copying secondary core image to destination memory: 0x1180000
Run Coremark on Core1...
Run Coremark on Core0...
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| |
| Core0 CoreMark Info: |
| |
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2K performance run parameters for coremark.
CoreMark Size : 666
Total ticks : 371867026
Total time (secs): 15.494459
Iterations/Sec : 3872.351941
Iterations : 60000
Compiler version : GCC11.1.0
Compiler flags : -Wall -Wno-format -fomit-frame-pointer -fno-builtin -ffunction-sections -fdata-sections -mabi=ilp32 -march=rv32imac -g -O3 -funroll-all-loops -finline-limit=600 -ftree-dominator-optsg
Memory location : STACK
seedcrc : 0xe9f5
[0]crclist : 0xe714
[0]crcmatrix : 0x1fd7
[0]crcstate : 0x8e3a
[0]crcfinal : 0xbd59
Correct operation validated. See README.md for run and reporting rules.
CoreMark 1.0 : 3872.351941 / GCC11.1.0 -Wall -Wno-format -fomit-frame-pointer -fno-builtin -ffunction-sections -fdata-sections -mabi=ilp32 -march=rv32imac -g -O3 -funroll-all-loops -finline-limit=600 -K
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| |
| Core1 CoreMark Info: |
| |
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2K performance run parameters for coremark.
CoreMark Size : 666
Total ticks : 15608229
Total time (secs): 15.608229
Iterations/Sec : 3844.126070
Iterations : 60000
Compiler version : GCC11.1.0
Compiler flags : -Wall -Wno-format -fomit-frame-pointer -fno-builtin -ffunction-sections -fdata-sections -mabi=ilp32 -march=rv32imac -g -O3 -funroll-all-loops -finline-limit=600 -ftree-dominator-optsg
Memory location : STACK
seedcrc : 0xe9f5
[0]crclist : 0xe714
[0]crcmatrix : 0x1fd7
[0]crcstate : 0x8e3a
[0]crcfinal : 0xbd59
Correct operation validated. See README.md for run and reporting rules.
CoreMark 1.0 : 3844.126070 / GCC11.1.0 -Wall -Wno-format -fomit-frame-pointer -fno-builtin -ffunction-sections -fdata-sections -mabi=ilp32 -march=rv32imac -g -O3 -funroll-all-loops -finline-limit=600 -K
Press any key to start a new round of coremark test
用户按任意键可以开启新一轮多核coremark测试