[U-Boot] [PATCH 11/11] arm: cm4008, cm41xx: read MAC address from flash

[Albert ARIBAUD <albert.u.boot@aribaud.net>]

Hi Yann,

On Fri,  5 Oct 2012 14:09:58 +0200, Yann Vernier
<yann.vernier@orsoc.se> wrote:

> Previously code to do this was in the Ethernet driver itself.
> Since it is board specific, moved it here, and altered it to
> support preset MAC from environment.
> ---
>  board/cm4008/cm4008.c |   12 ++++++++++++
>  board/cm41xx/cm41xx.c |   12 ++++++++++++
>  2 files changed, 24 insertions(+)
> 
> diff --git a/board/cm4008/cm4008.c b/board/cm4008/cm4008.c
> index 6c0da9a..e14f8f4 100644
> --- a/board/cm4008/cm4008.c
> +++ b/board/cm4008/cm4008.c
> @@ -75,10 +75,22 @@ int board_late_init (void)
>  	return 0;
>  }
>  
> +#ifdef CONFIG_DRIVER_KS8695ETH
>  int board_eth_init(bd_t *bis)
>  {
> +	uchar enetaddr[6];
> +	const uchar * const fp=CONFIG_SYS_FLASH_BASE+0x1c000;
> +
> +	/* read MAC address from flash */
> +	if (!eth_getenv_enetaddr("ethaddr", enetaddr)) {
> +		memcpy(&enetaddr[0], fp, 6);
> +		if (is_valid_ether_addr(enetaddr))
> +			eth_setenv_enetaddr("ethaddr", enetaddr);
> +	}
> +
>  	return ks8695_eth_initialize();
>  }
> +#endif
>  
>  int board_init (void)
>  {
> diff --git a/board/cm41xx/cm41xx.c b/board/cm41xx/cm41xx.c
> index 6aef617..771701d 100644
> --- a/board/cm41xx/cm41xx.c
> +++ b/board/cm41xx/cm41xx.c
> @@ -75,10 +75,22 @@ int board_late_init (void)
>  	return 0;
>  }
>  
> +#ifdef CONFIG_DRIVER_KS8695ETH
>  int board_eth_init(bd_t *bis)
>  {
> +	uchar enetaddr[6];
> +	const uchar * const fp=CONFIG_SYS_FLASH_BASE+0x1c000;

Magic number here.

> +
> +	/* read MAC address from flash */
> +	if (!eth_getenv_enetaddr("ethaddr", enetaddr)) {
> +		memcpy(&enetaddr[0], fp, 6);
> +		if (is_valid_ether_addr(enetaddr))
> +			eth_setenv_enetaddr("ethaddr", enetaddr);
> +	}
> +
>  	return ks8695_eth_initialize();
>  }
> +#endif
>  
>  int board_init (void)
>  {



Amicalement,
-- 
Albert.