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This commit is contained in:
Richard Yan
2024-06-12 13:34:19 -07:00
parent 5c6526e414
commit f73029889b
2 changed files with 14 additions and 3 deletions
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15
kernel/include/gemmini_mmio.h
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@@ -10,7 +10,15 @@
#define SMEM_MASK (SMEM_SIZE - 1)
#define SMEM_ADDR_END (SMEM_BASE + SMEM_SIZE)
#define GEMMINI_CTRL (SMEM_BASE + SMEM_SIZE + 0x3000)
static size_t gemmini_tile_idx = 0;
inline void use_gemmini(size_t i) {
gemmini_tile_idx = i;
}
#define GEMMINI_CTRL (SMEM_BASE + SMEM_SIZE + 0x3000 + 0x100 * (gemmini_tile_idx))
#define GEMMINI_CISC_IMM(x, i) ((x) + 32 * (i))
#define SPAD_BASE 0x0
#define SPAD_ROW_SIZE (DIM * sizeof(elem_t))
@@ -37,7 +45,10 @@
// 9: tile-sized move-out
// 10: tile-sized move-in, buffer regions 0
// 11: tile-sized move-in, buffer regions 1
#define GEMMINI_CISC_CMD_I(x) asm("csrwi 0xacc, "#x)
// bits [4:0] is the opcode
// bits [7:5] is the target gemmini id, zero-indexed
// #define GEMMINI_CISC_CMD_I(x) asm("csrwi 0xacc, %0" :: "i" (x))
#define GEMMINI_CISC_CMD_I(x) asm("csrw 0xacc, %0" :: "r" (x))
#define GEMMINI_CISC_CMD_R(x) asm("csrw 0xacc, %0" :: "r" (x))
#define GEMMINI_STATUS() ({uint32_t status; asm volatile ("csrr %0, 0xacc" : "=r" (status)); status;})

2
kernel/include/vx_spawn.h
View File

@@ -18,7 +18,7 @@
#include <stdio.h>
#ifndef CORES_PER_CLUSTER
#define CORES_PER_CLUSTER 2
#define CORES_PER_CLUSTER 4
#endif
#ifdef __cplusplus