Dear Marek Vasut,

On Friday, April 19, 2013 6:10:50 AM, Marek Vasut wrote:
> The MX53 ROM loads the data from NAND in multiples of pages and
> supports maximum page size of 4k. Thus, align the image and header
> to 4k to be safe from ROM bugs.
> 
> Signed-off-by: Marek Vasut <ma...@denx.de>
> Cc: Albert ARIBAUD <albert.u.b...@aribaud.net>
> Cc: Benoît Thébaudeau <benoit.thebaud...@advansee.com>
> Cc: Fabio Estevam <fabio.este...@freescale.com>
> Cc: Scott Wood <scottw...@freescale.com>
> Cc: Stefano Babic <sba...@denx.de>
> Cc: Tom Rini <tr...@ti.com>
> ---
>  tools/imximage.c | 11 +++++++----
>  tools/imximage.h |  3 ++-
>  2 files changed, 9 insertions(+), 5 deletions(-)
> 
> diff --git a/tools/imximage.c b/tools/imximage.c
> index fa308c9..c018562 100644
> --- a/tools/imximage.c
> +++ b/tools/imximage.c
> @@ -518,11 +518,14 @@ static void imximage_set_header(void *ptr, struct stat
> *sbuf, int ifd,
>  
>       /*
>        * ROM bug alert
> -      * mx53 only loads 512 byte multiples.
> -      * The remaining fraction of a block bytes would
> -      * not be loaded.
> +      *
> +      * MX53 only loads 512 byte multiples in case of SD boot.
> +      * MX53 only loads NAND page multiples in case of NAND boot and
> +      * supports up to 4096 byte large pages, thus align to 4096.
> +      *
> +      * The remaining fraction of a block bytes would not be loaded!
>        */
> -     *header_size_ptr = ROUND(sbuf->st_size + imxhdr->flash_offset, 512);
> +     *header_size_ptr = ROUND(sbuf->st_size + imxhdr->flash_offset, 4096);
>  }
>  
>  int imximage_check_params(struct mkimage_params *params)
> diff --git a/tools/imximage.h b/tools/imximage.h
> index 42b6090..dfd2e9e 100644
> --- a/tools/imximage.h
> +++ b/tools/imximage.h
> @@ -151,13 +151,14 @@ typedef struct {
>       dcd_v2_t dcd_table;
>  } imx_header_v2_t;
>  
> +/* The header must be aligned to 4k on MX53 for NAND boot */
>  struct imx_header {
>       union {
>               imx_header_v1_t hdr_v1;
>               imx_header_v2_t hdr_v2;
>       } header;
>       uint32_t flash_offset;
> -};
> +} __attribute__((aligned(4096)));
>  
>  typedef void (*set_dcd_val_t)(struct imx_header *imxhdr,
>                                       char *name, int lineno,
> --
> 1.7.11.7

Reviewed-by: Benoît Thébaudeau <benoit.thebaud...@advansee.com>

Best regards,
Benoît
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