Re: [Qemu-devel] [PATCH v2] target-sh4: update PTEH upon MMU exception

[Aurelien Jarno]

On Wed, Jan 26, 2011 at 11:57:53AM +0900, Alexandre Courbot wrote:
> Update the PTEH register to contain the VPN at which an MMU
> exception occured as specified by the SH4 reference.
> 
> Signed-off-by: Alexandre Courbot <address@hidden>
> ---
>  target-sh4/helper.c |    4 ++++
>  1 files changed, 4 insertions(+), 0 deletions(-)

Thanks, applied.

> diff --git a/target-sh4/helper.c b/target-sh4/helper.c
> index 19b309b..8f8c66c 100644
> --- a/target-sh4/helper.c
> +++ b/target-sh4/helper.c
> @@ -453,6 +453,10 @@ int cpu_sh4_handle_mmu_fault(CPUState * env, 
> target_ulong address, int rw,
>  
>      if (ret != MMU_OK) {
>       env->tea = address;
> +     if (ret != MMU_DTLB_MULTIPLE && ret != MMU_ITLB_MULTIPLE) {
> +         env->pteh = (env->pteh & PTEH_ASID_MASK) |
> +                 (address & PTEH_VPN_MASK);
> +     }
>       switch (ret) {
>       case MMU_ITLB_MISS:
>       case MMU_DTLB_MISS_READ:
> -- 
> 1.7.3.5
> 
> 
> 

-- 
Aurelien Jarno                          GPG: 1024D/F1BCDB73
address@hidden                 http://www.aurel32.net