From: Benjamin Herrenschmidt <b...@kernel.crashing.org> > On Tue, 2009-01-06 at 14:55 +0200, Octavian Purdila wrote: > > Adds oprofile support for ppc750. ppc750 performance counters > > interface is similar with G4, but it only has 4 performance counters > > instead of 6. > > > > I tested this on a PPC750GX and it seems to work fine. > > I'm not too sure about using the same model as 74xx...
I've double checked the bits, and it looks to me that what is implemented in op_model_7450.c maps with my User’s Manual IBM PowerPC 750GX and 750GL RISC Microprocessor copy :) > I have some > patches that haven't been released yet from Jack Miller to implement the > full OP support for 750 but they appear to cause crashes. > Were they posted somewhere? > There is a known HW bug in various 750's that basically make the > performance interrupt unuseable. I -think- it may have been fixed in the > very latest revision of the 750CL though but I'm not sure. Yeah, I've read that somewhere, but I did not notice any issues with 750GX I am using - so far. Thanks, tavi _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev
