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Date: Sun, 23 Feb 2014 17:32:02 +0000
From: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
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Subject: Re: [Qemu-devel] [PATCH] Sun4m: Set HostID in NVRAM
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To: Olivier Danet <odanet@caramail.com>
Cc: Blue Swirl <blauwirbel@gmail.com>, qemu-devel <qemu-devel@nongnu.org>, Artyom Tarasenko <atar4qemu@gmail.com>

On 16/02/14 23:13, Olivier Danet wrote:

> Ping.
> Repost !
>
> On 30/12/2013 15:02, Artyom Tarasenko wrote:
>> On Mon, Dec 30, 2013 at 12:51 AM, Olivier Danet <odanet@caramail.com>
>> wrote:
>>> On SparcStations, the HostID field in the NVRAM is equal to the
>>> last three bytes of the MAC address (which is also stored in the NVRAM).
>>>
>>> This constant is used as an identification/serial number on Solaris.
>>>
>>> signed-off-by : Olivier Danet <odanet@caramail.com>
>> Corresponds with http://www.squirrel.com/squirrel/sun-nvram-hostid.faq
>> and Solaris 9 detects the hostid after this patch fine, so
>>
>> Reviewed-by: Artyom Tarasenko <atar4qemu@gmail.com>
>>
>>> ---
>>> include/hw/nvram/openbios_firmware_abi.h | 2 ++
>>> 1 file changed, 2 insertions(+)
>>>
>>> diff --git a/include/hw/nvram/openbios_firmware_abi.h
>>> b/include/hw/nvram/openbios_firmware_abi.h
>>> index 5e6e5d4..492c8d5 100644
>>> --- a/include/hw/nvram/openbios_firmware_abi.h
>>> +++ b/include/hw/nvram/openbios_firmware_abi.h
>>> @@ -62,6 +62,8 @@ Sun_init_header(struct Sun_nvram *header, const
>>> uint8_t
>>> *macaddr, int machine_id
>>> header->type = 1;
>>> header->machine_id = machine_id & 0xff;
>>> memcpy(&header->macaddr, macaddr, 6);
>>> + memcpy(&header->hostid , &macaddr[3],3);
>>> +
>>> /* Calculate checksum */
>>> tmp = 0;
>>> tmpptr = (uint8_t *)header;
>>> --

Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>

I've applied this to my qemu-sparc branch.


ATB,

Mark.