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[PATCH v2 09/55] target/ppc: Set fault address in ppc_cpu_do_unaligned_a
From: |
Richard Henderson |
Subject: |
[PATCH v2 09/55] target/ppc: Set fault address in ppc_cpu_do_unaligned_access |
Date: |
Mon, 2 Aug 2021 18:13:57 -1000 |
We ought to have been recording the virtual address for reporting
to the guest trap handler.
Cc: qemu-ppc@nongnu.org
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
target/ppc/excp_helper.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c
index 0df358f93f..d7743704ac 100644
--- a/target/ppc/excp_helper.c
+++ b/target/ppc/excp_helper.c
@@ -1504,6 +1504,20 @@ void ppc_cpu_do_unaligned_access(CPUState *cs, vaddr
vaddr,
{
CPUPPCState *env = cs->env_ptr;
+ switch (env->mmu_model) {
+ case POWERPC_MMU_SOFT_4xx:
+ case POWERPC_MMU_SOFT_4xx_Z:
+ env->spr[SPR_40x_DEAR] = vaddr;
+ break;
+ case POWERPC_MMU_BOOKE:
+ case POWERPC_MMU_BOOKE206:
+ env->spr[SPR_BOOKE_DEAR] = vaddr;
+ break;
+ default:
+ env->spr[SPR_DAR] = vaddr;
+ break;
+ }
+
cs->exception_index = POWERPC_EXCP_ALIGN;
env->error_code = 0;
cpu_loop_exit_restore(cs, retaddr);
--
2.25.1
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