On 09/27/2014 01:43 PM, Marek Vasut wrote:
> On Saturday, September 27, 2014 at 04:51:39 AM, Stephen Warren wrote:
>> The built-in SMSC 95xx chip doesn't know its own MAC address. Instead,
>> we must query it from the VC firmware; it's probably encoded in fuses
>> on the BCM2835.
>>
>> Signed-off-by: Stephen Warren <swar...@wwwdotorg.org>
>> ---
>> v2: Don't set usbethaddr if it's already set
>> ---
>> arch/arm/include/asm/arch-bcm2835/mbox.h | 14 ++++++++++++++
>> board/raspberrypi/rpi_b/rpi_b.c | 29
>> +++++++++++++++++++++++++++++ include/configs/rpi_b.h |
>> 1 +
>> 3 files changed, 44 insertions(+)
>>
>> diff --git a/arch/arm/include/asm/arch-bcm2835/mbox.h
>> b/arch/arm/include/asm/arch-bcm2835/mbox.h index dded857..61f427d 100644
>> --- a/arch/arm/include/asm/arch-bcm2835/mbox.h
>> +++ b/arch/arm/include/asm/arch-bcm2835/mbox.h
>> @@ -119,6 +119,20 @@ struct bcm2835_mbox_tag_hdr {
>> * };
>> */
>>
>> +#define BCM2835_MBOX_TAG_GET_MAC_ADDRESS 0x00010003
>> +
>> +struct bcm2835_mbox_tag_get_mac_address {
>> + struct bcm2835_mbox_tag_hdr tag_hdr;
>> + union {
>> + struct {
>> + } req;
>> + struct {
>> + u8 mac[6];
>> + u8 pad[2];
>> + } resp;
>
> Well, can't this be a simple u32 here ?
If you ignore the fact the message format really is 6 individual bytes,
sure:-P.
> [...]
>
> Who will pick this series , shall I pick it ?
That sounds reasonable to me; they depend on your patches. I suppose
Albert might want to ack that.
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