[PATCH V6 01/20] include: env: ti: mmc: envboot/mmcboot: Check result of mmc dev before proceeding

Mattijs Korpershoek mkorpershoek at baylibre.com
Mon Aug 28 17:18:51 CEST 2023


On ven., août 25, 2023 at 13:02, Nishanth Menon <nm at ti.com> wrote:

> If mmc dev reports that the device is not present, there is no point in
> proceeding further to attempt to load the files.
>
> Signed-off-by: Nishanth Menon <nm at ti.com>

Reviewed-by: Mattijs Korpershoek <mkorpershoek at baylibre.com>

> ---
> new patch -  noticed a series of 'MMC: no card present' in boot log
> and was wondering why, now I know - shaves off 2 seconds or so into boot
> process.
>
>  include/env/ti/mmc.env | 8 +++++---
>  1 file changed, 5 insertions(+), 3 deletions(-)
>
> diff --git a/include/env/ti/mmc.env b/include/env/ti/mmc.env
> index 6fb47fb26673..b8eb51ca1744 100644
> --- a/include/env/ti/mmc.env
> +++ b/include/env/ti/mmc.env
> @@ -15,7 +15,7 @@ loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenvfile}
>  loadimage=load ${devtype} ${bootpart} ${loadaddr} ${bootdir}/${bootfile}
>  loadfdt=load ${devtype} ${bootpart} ${fdtaddr} ${bootdir}/dtb/${fdtfile}
>  get_fdt_mmc=load mmc ${bootpart} ${fdtaddr} ${bootdir}/dtb/${name_fdt}
> -envboot=mmc dev ${mmcdev};
> +envboot=if mmc dev ${mmcdev}; then
>  	if mmc rescan; then
>  		echo SD/MMC found on device ${mmcdev};
>  		if run loadbootscript; then
> @@ -31,6 +31,7 @@ envboot=mmc dev ${mmcdev};
>  			fi;
>  		fi;
>  	fi;
> +  fi;
>  mmcloados=
>  	if test ${boot_fdt} = yes || test ${boot_fdt} = try; then
>  		if run get_fdt_mmc; then
> @@ -45,7 +46,7 @@ mmcloados=
>  	else
>  		bootz;
>  	fi;
> -mmcboot=mmc dev ${mmcdev};
> +mmcboot=if mmc dev ${mmcdev}; then
>  	devnum=${mmcdev};
>  	devtype=mmc;
>  	if mmc rescan; then
> @@ -58,7 +59,8 @@ mmcboot=mmc dev ${mmcdev};
>  				run mmcloados;
>  			fi;
>  		fi;
> -fi;
> +	fi;
> +  fi;
>  
>  init_mmc=run args_all args_mmc
>  get_overlay_mmc=
> -- 
> 2.40.0


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