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| @@ -0,0 +1,12 @@ | ||
| PROJ_NAME=hpm | ||
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| STANDALONE = .. | ||
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| SRCS = $(wildcard src/*.c) \ | ||
| $(wildcard src/*.cpp) \ | ||
| $(wildcard src/*.S) \ | ||
| ${STANDALONE}/common/start.S | ||
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| include ../common/app.mk | ||
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| @@ -0,0 +1,57 @@ | ||
| #include <type.h> | ||
| #include <sim.h> | ||
| #include <riscv.h> | ||
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| void delay(){ | ||
| asm("nop;nop;nop;nop;nop;"); | ||
| } | ||
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| volatile long dummy; | ||
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| #define BRANCH_COUNT 0x01 | ||
| #define BRANCH_MISS 0x02 | ||
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| #define ICACHE_ACCESS 0x10 | ||
| #define ICACHE_MISS 0x11 | ||
| #define ICACHE_WAITING 0x12 | ||
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| #define DCACHE_ACCESS 0x18 | ||
| #define DCACHE_MISS 0x19 | ||
| #define DCACHE_WAITING 0x1A | ||
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| int main(){ | ||
| int *ptr = 0x90000000; | ||
| csr_write(minstret, 0x42); | ||
| delay(); | ||
| dummy = csr_swap(minstret, 0x666); | ||
| delay(); | ||
| dummy = csr_swap(minstret, 0x666); | ||
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| dummy = csr_read(mcycle); | ||
| dummy = csr_read(cycle); | ||
| dummy = csr_read(minstret); | ||
| dummy = csr_read(instret); | ||
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| csr_write(mhpmevent3, DCACHE_ACCESS ); | ||
| csr_write(mhpmevent4, DCACHE_MISS ); | ||
| csr_write(mhpmevent5, DCACHE_WAITING ); | ||
| csr_write(mhpmcounter3, 0); | ||
| csr_write(mhpmcounter4, 0); | ||
| csr_write(mhpmcounter5, 0); | ||
| csr_write(mhpmcounter31, 0); | ||
| csr_write(mhpmcounter7, 0); | ||
| asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;");asm("nop;nop;nop;nop;nop;"); | ||
| for(int i = 0;i < 1000;i++){ | ||
| dummy += *ptr++; | ||
| dummy += *ptr++; | ||
| dummy += *ptr++; | ||
| dummy += *ptr++; | ||
| dummy += csr_swap(minstret, 0x666); | ||
| } | ||
| sim_puthex(csr_read(mhpmcounter3));sim_puts("\n"); | ||
| sim_puthex(csr_read(hpmcounter4));sim_puts("\n"); | ||
| sim_puthex(csr_read(hpmcounter5));sim_puts("\n"); | ||
| sim_puts("Done\n"); | ||
| return 0; | ||
| } |
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