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修正未能正确获取C语言全局变量地址的bug，代码正确运行

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This commit is contained in:
bacon
2025-02-03 12:13:17 +08:00
parent 8b7dd6d9ff
commit a5d2f7e947
3 changed files with 15 additions and 14 deletions
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25
tb/sw/src/mstStartup.S
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@@ -54,21 +54,22 @@ _prog_start:
lw a0, %lo(plic_claim)(t0)
#la a0, plic_claim
lui t0, %hi(flag_intTxEnd)
lw a1, %lo(flag_intTxEnd)(t0)
#la a1, flag_intTxEnd
#lui t0, %hi(flag_intTxEnd)
#lw a1, %lo(flag_intTxEnd)(t0)
la a1, flag_intTxEnd
lui t0, %hi(flag_intRxError)
lw a2, %lo(flag_intRxError)(t0)
#la a2, flag_intRxError
#lui t0, %hi(flag_intRxError)
#lw a2, %lo(flag_intRxError)(t0)
la a2, flag_intRxError
lui t0, %hi(flag_intRxStart)
lw a3, %lo(flag_intRxStart)(t0)
#la a3, flag_intRxStart
#lui t0, %hi(flag_intRxStart)
#lw a3, %lo(flag_intRxStart)(t0)
la a3, flag_intRxStart
lui t0, %hi(flag_intRxEnd)
lw a4, %lo(flag_intRxEnd)(t0)
#la a4, flag_intRxEnd
#lui t0, %hi(flag_intRxEnd)
#lw a4, %lo(flag_intRxEnd)(t0)
la a4, flag_intRxEnd
call mst_svr_code
mv t0, a0 #这里选择不同的trap_entry服务函数,这个是RV32I的代码

2
tb/sw/src/mstSvr.S
View File

@@ -50,7 +50,7 @@ _rv32i_plic_handle:
sw x23, 0(x17) # *plic_claim = x23
#li x25, 1
li x24, CDR_INT_TXEND
bne x23, x24, 1f #_if (x23 != x24) goto 1f
sw x25, 0(x18) #_else