I'll try to see if I can build a kernel to use on a pegasos box to test out the avec side tomorrow.
- kumar On Mar 31, 2005, at 2:15 PM, Tom Rini wrote: > On Thu, Mar 31, 2005 at 01:10:44PM -0700, Matt wrote: > > On Thu, Mar 31, 2005 at 09:34:21AM -0700, Tom Rini wrote: > > > On Thu, Mar 31, 2005 at 09:26:18AM -0700, Wade Farnsworth wrote: > > > > On Fri, 2005-03-18 at 12:30, Tom Rini wrote: > > > > > On Fri, Mar 18, 2005 at 01:43:11PM -0500, Jason McMullan > wrote: > > > > > > On Fri, 2005-03-18 at 10:06 -0600, Kumar Gala wrote: > > > > > > > Can you build your patch for the lopec_defconfig and fix > the errors > > > > > > > associated with enabling altivec. > > > > > > > > > > > > > > Looks like you need to include asm/offset.h & asm/page.h > in vector.S, > > > > > > > however there is another build error after that. > > > > > > > > > > > > Thanks! That also found a linking bug, fixed in this patch.. > Please > > > > > > double check the call in 'AltiVecUnavalible' in head.S, and > the re-load > > > > > > of 'ctr' at the end of load_up_altivec, as I do not have an > AltiVec > > > > > > machine here. > > > > > > > > > > No dice: > > > > > VFS: Mounted root (nfs filesystem) readonly. > > > > > Freeing unused kernel memory: 100k init 4k prep > > > > > floating point used in kernel (task=c03816b0, pc=c000d664) > > > > > Doing some objdump'ing, that's the start of load_up_altivec. > > > > > > > > Hi Jason and Tom, > > > > > > > > Has there been any more progress on this patch? > > > > > > Sadly no.? We got to the point where it was reliably crashing on my > > > LoPEC (7400), but no time to try and fix it.? The problem should > show up > > > on any classic PPC box.. > > > > If nobody has time to work on this, then I intend? to put Wade's > 440EP > > support in as is (actually, he's planning on resubmitting with some > > additional changes).? When somebody has time, they can redo the > patch > > against that. > > That's a good point to bring up.? Jason, do you want to post your > current version to the list and we can try and see if we can get it > workign right? > > -- > Tom Rini > http://gate.crashing.org/~trini/ > _______________________________________________ > Linuxppc-embedded mailing list > Linuxppc-embedded at ozlabs.org > https://ozlabs.org/mailman/listinfo/linuxppc-embedded