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target/ppc: Set fault address in ppc_cpu_do_unaligned_access

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We ought to have been recording the virtual address for reporting
to the guest trap handler.

Cc: qemu-ppc@nongnu.org
Reviewed-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2021-07-29 13:25:00 -10:00
parent 336e91f853
commit a7e3af1325
1 changed files with 14 additions and 0 deletions
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14
target/ppc/excp_helper.c
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@ -1465,6 +1465,20 @@ void ppc_cpu_do_unaligned_access(CPUState *cs, vaddr vaddr,
{ {
CPUPPCState *env = cs->env_ptr; 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; cs->exception_index = POWERPC_EXCP_ALIGN;
env->error_code = 0; env->error_code = 0;
cpu_loop_exit_restore(cs, retaddr); cpu_loop_exit_restore(cs, retaddr);