Re: [PATCH] EmbeddedPkg/MmcDxe: Add alignment for ECSD data

[Haojian Zhuang <haojian.zhuang@linaro.org>]

On 2017/6/8 16:18, Jun Nie wrote:
> Add alignment for ECSD data for DMA access. Otherwise
> the data is corrupted on Sanechips platform.
> 
> Contributed-under: TianoCore Contribution Agreement 1.0
> Signed-off-by: Jun Nie <jun.nie@linaro.org>
> ---
>   EmbeddedPkg/Universal/MmcDxe/Mmc.h | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/EmbeddedPkg/Universal/MmcDxe/Mmc.h b/EmbeddedPkg/Universal/MmcDxe/Mmc.h
> index 8a7d5a3..ca1a9d5 100644
> --- a/EmbeddedPkg/Universal/MmcDxe/Mmc.h
> +++ b/EmbeddedPkg/Universal/MmcDxe/Mmc.h
> @@ -319,7 +319,7 @@ typedef struct  {
>     OCR       OCRData;
>     CID       CIDData;
>     CSD       CSDData;
> -  ECSD      ECSDData;                         // MMC V4 extended card specific
> +  ECSD      ECSDData __attribute__((aligned(8)));  // MMC V4 extended card specific
>   } CARD_INFO;
>   
>   typedef struct _MMC_HOST_INSTANCE {
> 

Acked-by: Haojian Zhuang <haojian.zhuang@linaro.org>