Add SQ_WAVE_TTMPx support for gfx9
Tom St Denis
tstdenis at amd.com
Sat Apr 7 14:36:33 UTC 2018
Oh derp, now I get your point (I'm in the middle of making a homebrew
AVR development board from a PCB I designed so I didn't read your
previous email right).
Yup, ok then let's drop the kernel patches and I'll work on umr patches
Sorry for the confusion.
On 04/07/2018 10:33 AM, Nicolai Hähnle wrote:
> I don't think this is the right approach.
> TTMPs are really just SGPRs. They're only special because access to them
> is restricted to trap handlers.
> Note how the index ixSQ_WAVE_TTMP0 is 0x26c. 0x200 is the base for
> reading SGPRs, and 0x6c is the operand encoding of TTMP0.
> I think umr should just use the SGPR read path with the correct index.
> On 06.04.2018 16:51, Tom St Denis wrote:
>> Patches attached for both umr/kernel.
>> Tested on my Raven1. I'll circle back to adding gfx8 after lunch.
>> amd-gfx mailing list
>> amd-gfx at lists.freedesktop.org
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