440EP FPU patch
kumar.gala at freescale.com
Fri Apr 1 04:45:44 EST 2005
On Mar 31, 2005, at 10:34 AM, 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
> > > > > associated with enabling altivec.
> > > > >
> > > > > Looks like you need to include asm/offset.h & asm/page.h in
> > > > > however there is another build error after that.
> > > >
> > > > Thanks! That also found a linking bug, fixed in this patch..
> > > > double check the call in 'AltiVecUnavalible' in head.S, and the
> > > > of 'ctr' at the end of load_up_altivec, as I do not have an
> > > > 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
> on any classic PPC box..
Is it crashing on just avec code or everything?
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