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author | Alistair Francis <alistair.francis@wdc.com> | 2019-01-23 20:29:55 +0300 |
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committer | Anup Patel <anup@brainfault.org> | 2019-02-08 06:48:46 +0300 |
commit | 4f32b13802c118c381a562747467b829f7a14e78 (patch) | |
tree | 07654457fdbd1b922bb9eb520b5d4fdba41b5fd5 /include/sbi/sbi_unpriv.h | |
parent | f9b033e57769bf24fc13293afdd43c1979527615 (diff) | |
download | opensbi-4f32b13802c118c381a562747467b829f7a14e78.tar.xz |
firmware: Use lw instead of lwu for 32-bit architectures
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Diffstat (limited to 'include/sbi/sbi_unpriv.h')
-rw-r--r-- | include/sbi/sbi_unpriv.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/sbi/sbi_unpriv.h b/include/sbi/sbi_unpriv.h index 2da5785..11ece0d 100644 --- a/include/sbi/sbi_unpriv.h +++ b/include/sbi/sbi_unpriv.h @@ -77,7 +77,11 @@ static inline ulong get_insn(ulong mepc, ulong *mstatus) ulong val; #ifndef __riscv_compressed asm ("csrrs %[mstatus], mstatus, %[mprv]\n" +#if __riscv_xlen == 64 STR(LWU) " %[insn], (%[addr])\n" +#else + STR(LW) " %[insn], (%[addr])\n" +#endif "csrw mstatus, %[mstatus]" : [mstatus] "+&r" (__mstatus), [insn] "=&r" (val) : [mprv] "r" (MSTATUS_MPRV | MSTATUS_MXR), [addr] "r" (__mepc)); @@ -86,7 +90,11 @@ static inline ulong get_insn(ulong mepc, ulong *mstatus) asm ("csrrs %[mstatus], mstatus, %[mprv]\n" "and %[tmp], %[addr], 2\n" "bnez %[tmp], 1f\n" +#if __riscv_xlen == 64 STR(LWU) " %[insn], (%[addr])\n" +#else + STR(LW) " %[insn], (%[addr])\n" +#endif "and %[tmp], %[insn], %[rvc_mask]\n" "beq %[tmp], %[rvc_mask], 2f\n" "sll %[insn], %[insn], %[xlen_minus_16]\n" |