[U-Boot] [PATCH] poplar: save environment at a different offset

Alex Elder elder at linaro.org
Tue Dec 18 13:03:10 UTC 2018


On 12/17/18 9:08 PM, Shawn Guo wrote:
> From: Alex Elder <elder at linaro.org>
> 
> Change CONFIG_ENV_OFFSET for Poplar to be 1MB further into the eMMC
> than before.  This puts it immediately prior to the space we are
> reserving offset 0x200000-0x400000 for UEFI to save its persistent
> data.  Define CONFIG_ENV_SIZE as a product of env_mmc_nblks and the
> sector size, like CONFIG_ENV_OFFSET is.
> 
> Signed-off-by: Alex Elder <elder at linaro.org>
> Signed-off-by: Shawn Guo <shawn.guo at linaro.org>

And acked now as well...  This was done last year some time.
Thanks Shawn.

					-Alex
> ---
>  include/configs/poplar.h | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/include/configs/poplar.h b/include/configs/poplar.h
> index 0a126002d7f9..6b93b76ab9ba 100644
> --- a/include/configs/poplar.h
> +++ b/include/configs/poplar.h
> @@ -44,7 +44,7 @@
>  #define CONFIG_EXTRA_ENV_SETTINGS					\
>  			"loader_mmc_blknum=0x0\0"			\
>  			"loader_mmc_nblks=0x780\0"			\
> -			"env_mmc_blknum=0x780\0"			\
> +			"env_mmc_blknum=0xf80\0"			\
>  			"env_mmc_nblks=0x80\0"				\
>  			"kernel_addr_r=0x30000000\0"			\
>  			"pxefile_addr_r=0x32000000\0"			\
> @@ -57,8 +57,8 @@
>  
>  /* Command line configuration */
>  #define CONFIG_SYS_MMC_ENV_DEV		0
> -#define CONFIG_ENV_OFFSET		(0x780 * 512)	/* env_mmc_blknum */
> -#define CONFIG_ENV_SIZE			0x10000	/* env_mmc_nblks bytes */
> +#define CONFIG_ENV_OFFSET		(0xf80 * 512) /* env_mmc_blknum bytes */
> +#define CONFIG_ENV_SIZE			(0x80 * 512)  /* env_mmc_nblks bytes */
>  
>  /* Monitor Command Prompt */
>  #define CONFIG_SYS_CBSIZE		512
> 



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