Wolfgang,
David Brownell wrote:
> From: David Brownell <dbrown...@users.sourceforge.net>
>
> Make the U-Boot dm9000 driver read addresses from EEPROM just
> like Linux does ... read six bytes, instead of reading twelve
> bytes and then discarding every other one.
>
> Using the right Ethernet address is a big win.
>
> Signed-off-by: David Brownell <dbrown...@users.sourceforge.net>
> ---
> drivers/net/dm9000x.c | 12 ++++++------
> 1 file changed, 6 insertions(+), 6 deletions(-)
>
> --- a/drivers/net/dm9000x.c
> +++ b/drivers/net/dm9000x.c
> @@ -113,7 +113,7 @@ void eth_halt(void);
> static int dm9000_probe(void);
> static u16 phy_read(int);
> static void phy_write(int, u16);
> -u16 read_srom_word(int);
> +static void read_srom_word(int, u8 *);
> static u8 DM9000_ior(int);
> static void DM9000_iow(int reg, u8 value);
>
> @@ -348,8 +348,8 @@ eth_init(bd_t * bd)
> /* Set Node address */
> if (!eth_getenv_enetaddr("ethaddr", enetaddr)) {
> #if !defined(CONFIG_AT91SAM9261EK)
> - for (i = 0; i < 6; i++)
> - enetaddr[i] = read_srom_word(i);
> + for (i = 0; i < 3; i++)
> + read_srom_word(i, enetaddr + 2 * i);
> eth_setenv_enetaddr("ethaddr", enetaddr);
> #endif
> }
> @@ -541,14 +541,14 @@ eth_rx(void)
> /*
> Read a word data from SROM
> */
> -u16
> -read_srom_word(int offset)
> +static void read_srom_word(int offset, u8 *to)
> {
> DM9000_iow(DM9000_EPAR, offset);
> DM9000_iow(DM9000_EPCR, 0x4);
> udelay(8000);
> DM9000_iow(DM9000_EPCR, 0x0);
> - return (DM9000_ior(DM9000_EPDRL) + (DM9000_ior(DM9000_EPDRH) << 8));
> + to[0] = DM9000_ior(DM9000_EPDRL);
> + to[1] = DM9000_ior(DM9000_EPDRH);
> }
>
> void
>
> ____
Please apply this directly. I incorrectly looked at it as a feature
rather than a bug fix.
regards,
Ben
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