On Mon, Feb 13, 2017 at 06:55:33AM -0500, Tom St Denis wrote: > On 13/02/17 05:00 AM, Nils Holland wrote: > > On Sat, Feb 04, 2017 at 06:44:12PM +0000, StDenis, Tom wrote: > >> Hello all, > >> > >> > >> We're pleased to announce the initial public release of the AMDGPU > >> User Mode Register debugger (umr). This tool allows privileged > >> users to read and write GPU registers in order to diagnose, debug, > >> and aid in development of AMDGPU features. The tool supports a > >> variety of other commands for actions such as decoding ring > >> contents, analyzing wavefronts, viewing machine status, and more. > >> It supports SI through VI devices and requires a very recent kernel > >> (what will be 4.10). > > > > Just a short question: Am I correct in noticing that the tool > > currently only supports standalone GPUs and not the APUs, e.g. I have > > a: > > > > VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] > > Kabini [Radeon HD 8210] > > > > as part of an AMD E1-2100 APU and the tool tells me: > > > > nils at teela ~ $ umr -c > > ERROR: Device 0x9834 not found in UMR device table > > ASIC not found (instance=0, did=ffffffff) > > > > I also don't see any reference to kabini in the tool's code, so unless > > I'm doing something wrong, this might be expected, right? > > You're right that kabini hasn't been added (nor mullins or hawaii). > That's purely an oversight. The focus has been largely on VI devices > during development but I can easily circle back and add the missing CIK > devices today. Sounds very good, thanks! I'll definitely play around with it a little when my card is supported as that will certainly help me learn and understand more about the GPUs and their drivers. :-) Greetings Nils
