[U-Boot] [PATCH] net: ll_temac: Add LL TEMAC driver to u-boot

[Michal Simek <monstr@monstr.eu>]

Mike Frysinger wrote:
> On Monday, August 29, 2011 07:34:12 Michal Simek wrote:
>> --- /dev/null
>> +++ b/drivers/net/xilinx_ll_temac.c
>>
>> +#include <asm/processor.h>
> 
> what do you need from this header ?

dcr for ppc.

> 
>> +#ifdef SDMA_MODE
>> +static unsigned char tx_buffer[PKTSIZE_ALIGN ] __attribute((aligned(32)));
>> +#endif
>> +static unsigned char rx_buffer[PKTSIZE_ALIGN ] __attribute((aligned(32)));
> 
> no space before that "]"

done.

> 
>> +static inline void temac_out_be32(u32 addr, u32 offset, u32 val)
>> +{
>> +	out_be32((u32 *)(addr + offset), val);
>> +}
>> +
>> +static inline u32 temac_in_be32(u32 addr, u32 offset)
>> +{
>> +	return in_be32((u32 *)(addr + offset));
>> +}
> 
> write a C struct describing the register layout, then your code can simply do:
> 	in_be32(&regs->lsw0)
> and you don't need these two helpers

Agree that there is elegant way to fix it. Look at my v2.

> 
>> +static int xps_ll_temac_addr_setup(struct eth_device *dev)
>> +{
>> +	int val;
>> +
>> +	/* set up unicast MAC address filter */
>> +	val = ((dev->enetaddr[3] << 24) | (dev->enetaddr[2] << 16) |
>> +		(dev->enetaddr[1] << 8) | (dev->enetaddr[0]));
>> +	xps_ll_temac_indirect_set(dev, 0, UAW0, val);
>> +	val = (dev->enetaddr[5] << 8) | dev->enetaddr[4] ;
>> +	xps_ll_temac_indirect_set(dev, 0, UAW1, val);
>> +
>> +	return 0;
>> +}
> 
> this should be set to dev->write_hwaddr in the initialize func

done. Have to look at axi_ethernet version if possible to use it.

> 
>> +int xilinx_ll_temac_initialize(bd_t *bis, int base_addr)
> 
> the register base address really should be "unsigned long" and not "int"

Agree. Probably good to fix all network devices too.

Have sent v2 for ll_temac and the first version for axi_emac.

Thanks,
Michal

P.S.: Forget to send it yesterday.

-- 
Michal Simek, Ing. (M.Eng)
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel 2.6 Microblaze Linux - http://www.monstr.eu/fdt/
Microblaze U-BOOT custodian