On Wed, 18 Aug 2021 at 20:33, Richard Henderson
<richard.hender...@linaro.org> wrote:
>
> We ought to have been recording the virtual address for reporting
> to the guest trap handler.
>
> Cc: qemu-...@nongnu.org
> Signed-off-by: Richard Henderson <richard.hender...@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);
> --
Reviewed-by: Peter Maydell <peter.mayd...@linaro.org>
thanks
-- PMM
