[Nouveau] [RFC PATCH v2 0/7] stabilize kepler reclocking

Ilia Mirkin imirkin at alum.mit.edu
Thu Dec 31 11:47:27 PST 2015


On Wed, Dec 30, 2015 at 5:42 PM, Thomas Martitz <kugel at rockbox.org> wrote:
> Am 25.12.2015 um 19:37 schrieb Karol Herbst:
>>
>> Hi Thomas,
>>
>> thanks for trying the branch out. Could you please send me your vbios?
>>
>> You can get it through installing envytools and nvagetbios or inside
>> /sys/kernel/debug/dri/*/vbios.rom
>>
>> The lookups can actually happen due to undervolting, my branch just fix
>> the
>> issue that nouveau doesn't reclock at all.
>> But fixes related to that are already in discussion and will need some
>> time to
>> actually land.
>
>
> Probably expected, but there was more than one vbios.rom file. Each is 167KB
> big. I attached all of them.
>
> The filenames are derived from the location inside debugfs.
>
> # ls /sys/kernel/debug/dri/*/vbios.rom
> /sys/kernel/debug/dri/1/vbios.rom
> /sys/kernel/debug/dri/129/vbios.rom/sys/kernel/debug/dri/65/vbios.rom

I believe that's just an artifact of how the debugfs stuff is hooked
up -- it's a single vbios. But multiple DRI nodes, so multiple debugfs
entries. All 3 should be bit-for-bit identical.

  -ilia


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