[U-Boot] [PATCH] net: add opencore 10/100 ethernet mac driver

Thomas Chou thomas at wytron.com.tw
Wed Mar 24 14:38:33 CET 2010


On 03/24/2010 03:54 PM, Mike Frysinger wrote:
> On Wednesday 24 March 2010 02:24:41 Thomas Chou wrote:
>    
>> +static int ethoc_set_mac_address(struct eth_device *dev, void *addr)
>> +{
>> +	struct ethoc *priv = (void *)dev->priv;
>> +	u8 *mac = (u8 *) addr;
>> +
>> +	ethoc_write(priv, MAC_ADDR0, (mac[2]<<  24) | (mac[3]<<  16) |
>> +		    (mac[4]<<  8) | (mac[5]<<  0));
>> +	ethoc_write(priv, MAC_ADDR1, (mac[0]<<  8) | (mac[1]<<  0));
>> +
>> +	return 0;
>> +}
>> +
>> +static int ethoc_init(struct eth_device *dev, bd_t * bd)
>> +{
>> +	eth_getenv_enetaddr("ethaddr", dev->enetaddr);
>> +	ethoc_set_mac_address(dev, dev->enetaddr);
>>      
> yikes !  drivers shouldnt be poking the env -- the common net layer handles
> syncing the env and the eth_device structure for you.  so the code should
> simply be:
> 	ethoc_set_mac_address(dev);
>
> and that function works off of dev->enetaddr.  or pass it dev->enetaddr and
> have it work off the specified buffer.  your choice.
> -mike
>    
Hi Mike,

Thank you. Please review the update.

Best regards,
Thomas


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