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无法初始化sram

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RuigeLee
2025-01-15 15:44:29 +08:00
parent 074321ae58
commit 8236d45154
7 changed files with 218 additions and 75 deletions
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53
tb/sw/src/mstStartup.S
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@@ -1,30 +1,59 @@
#include "custom_ops.S"
.extern main
.extern trap_entry
.globl _prog_start
.section .text.init
_prog_start:
li sp, 0x40001000
la t0, trap_entry
csrw mtvec, t0
li x1, 0
li x2, 0
li x3, 0
li x4, 0
li x5, 0
li x6, 0
li x7, 0
li x8, 0
li x9, 0
li x10, 0
li x11, 0
li x12, 0
li x13, 0
li x14, 0
li x15, 0
li x16, 0
li x17, 0
li x18, 0
li x19, 0
li x20, 0
li x21, 0
li x22, 0
li x23, 0
li x24, 0
li x25, 0
li x26, 0
li x27, 0
li x28, 0
li x29, 0
li x30, 0
li x31, 0
li sp, 0x40011000
call main
ecall
.balign 32
.section .trap_entry, "ax", %progbits
trap_entry:
# .balign 32
# .section .trap_entry, "ax", %progbits
# trap_entry: