On Sat, Feb 21, 2026 at 06:16:32PM +0800, Tao Tang wrote:
> With NSCFG definitions in place, record the per-table NSCFG bits
> in SMMUTransTableInfo during CD decode for later use.
>
> Signed-off-by: Tao Tang <[email protected]>
I feel this patch would be better squashed with how it’s used,
but no strong opinion.
Thanks,
Mostafa
> ---
> hw/arm/smmuv3.c | 1 +
> include/hw/arm/smmu-common.h | 1 +
> 2 files changed, 2 insertions(+)
>
> diff --git a/hw/arm/smmuv3.c b/hw/arm/smmuv3.c
> index aa1a95a0093..b8f2fae9a1d 100644
> --- a/hw/arm/smmuv3.c
> +++ b/hw/arm/smmuv3.c
> @@ -838,6 +838,7 @@ static int decode_cd(SMMUv3State *s, SMMUTransCfg *cfg,
> tt->ttb = CACHED_ENTRY_TO_ADDR(entry, tt->ttb);
> }
>
> + tt->nscfg = i ? CD_NSCFG(cd, 1) : CD_NSCFG(cd, 0);
> tt->had = CD_HAD(cd, i);
> trace_smmuv3_decode_cd_tt(i, tt->tsz, tt->ttb, tt->granule_sz,
> tt->had);
> }
> diff --git a/include/hw/arm/smmu-common.h b/include/hw/arm/smmu-common.h
> index 9e44c9f7710..bd88e599c77 100644
> --- a/include/hw/arm/smmu-common.h
> +++ b/include/hw/arm/smmu-common.h
> @@ -83,6 +83,7 @@ typedef struct SMMUTransTableInfo {
> uint8_t tsz; /* input range, ie. 2^(64 -tsz)*/
> uint8_t granule_sz; /* granule page shift */
> bool had; /* hierarchical attribute disable */
> + int nscfg; /* Non-secure attribute of Starting-level TT
> */
> } SMMUTransTableInfo;
>
> typedef struct SMMUTLBEntry {
> --
> 2.34.1
>
