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CSRs I/O refactoring

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This commit is contained in:
Blaise Tine
2021-06-11 03:08:07 -07:00
parent a46d6cb606
commit 3cc1190cd7
33 changed files with 881 additions and 1385 deletions
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27
runtime/src/vx_perf.c Normal file
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@@ -0,0 +1,27 @@
#include <VX_config.h>
#include <vx_intrinsics.h>
#include <stdint.h>
#define DUMP_CSR_4(d, s) \
csr_mem[d + 0] = vx_csr_read(s + 0); \
csr_mem[d + 1] = vx_csr_read(s + 1); \
csr_mem[d + 2] = vx_csr_read(s + 2); \
csr_mem[d + 3] = vx_csr_read(s + 3);
#define DUMP_CSR_32(d, s) \
DUMP_CSR_4(d + 0, s + 0) \
DUMP_CSR_4(d + 4, s + 4) \
DUMP_CSR_4(d + 8, s + 8) \
DUMP_CSR_4(d + 12, s + 12) \
DUMP_CSR_4(d + 16, s + 16) \
DUMP_CSR_4(d + 20, s + 20) \
DUMP_CSR_4(d + 24, s + 24) \
DUMP_CSR_4(d + 28, s + 28)
void vx_perf_dump() {
int core_id = vx_core_id();
uint32_t* const csr_mem = (uint32_t*)(IO_ADDR_CSR + 64 * sizeof(uint32_t) * core_id);
DUMP_CSR_32(0, CSR_MPM_BASE)
DUMP_CSR_32(32, CSR_MPM_BASE_H)
}

3
runtime/src/vx_start.S
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@@ -42,6 +42,9 @@ _start:
.type _exit, @function
.global _exit
_exit:
# dump performance CSRs
call vx_perf_dump
# disable all threads in current warp
li a0, 0
.insn s 0x6b, 0, x0, 0(a0) # tmc a0