[PATCH] cmd: nand: Extend nand info to print ecc information

Dario Binacchi dario.binacchi at amarulasolutions.com
Thu Sep 22 15:43:28 CEST 2022


Hi Michael,

On Thu, Sep 22, 2022 at 3:39 PM Michael Trimarchi
<michael at amarulasolutions.com> wrote:
>
> Extract the information about ecc strength and ecc step size
> from mtd controller. This information is usefull to check if
> what we think as ecc is what we really configured.
>
> Signed-off-by: Michael Trimarchi <michael at amarulasolutions.com>
> ---
>  cmd/nand.c | 14 ++++++++------
>  1 file changed, 8 insertions(+), 6 deletions(-)
>
> diff --git a/cmd/nand.c b/cmd/nand.c
> index e730484d0b..9a9794684b 100644
> --- a/cmd/nand.c
> +++ b/cmd/nand.c
> @@ -417,12 +417,14 @@ static void nand_print_and_set_info(int idx)
>                 printf("%dx ", chip->numchips);
>         printf("%s, sector size %u KiB\n",
>                mtd->name, mtd->erasesize >> 10);
> -       printf("  Page size   %8d b\n", mtd->writesize);
> -       printf("  OOB size    %8d b\n", mtd->oobsize);
> -       printf("  Erase size  %8d b\n", mtd->erasesize);
> -       printf("  subpagesize %8d b\n", chip->subpagesize);
> -       printf("  options     0x%08x\n", chip->options);
> -       printf("  bbt options 0x%08x\n", chip->bbt_options);
> +       printf("  Page size     %8d b\n", mtd->writesize);
> +       printf("  OOB size      %8d b\n", mtd->oobsize);
> +       printf("  Erase size    %8d b\n", mtd->erasesize);
> +       printf("  ecc strength  %8d bits\n", mtd->ecc_strength);
> +       printf("  ecc step size %8d b\n", mtd->ecc_step_size);
> +       printf("  subpagesize   %8d b\n", chip->subpagesize);
> +       printf("  options       0x%08x\n", chip->options);
> +       printf("  bbt options   0x%08x\n", chip->bbt_options);
>
>         /* Set geometry info */
>         env_set_hex("nand_writesize", mtd->writesize);
> --
> 2.34.1
>

Reviewed-by: Dario Binacchi <dario.binacchi at amarulasolutions.com>

Thanks and regards,
Dario
-- 

Dario Binacchi

Embedded Linux Developer

dario.binacchi at amarulasolutions.com

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