Pavel was running on a virgin RPX-lite board with PCMCIA adapter and a Sandisk flash disk plugged in. Not on the new hardware. So, is it a problem with the RPX board or the Sandisk?
jeff ----- Original Message ----- From: "Dan Malek" <[EMAIL PROTECTED]> To: "Marcus Sundberg" <erammsu at kieraypc01.p.y.ki.era.ericsson.se> Cc: "Pavel Roskin" <pavel_roskin at geocities.com>; "Wohlgemuth, Jason" <jason_wohlgemuth at gilbarco.com>; <linuxppc-embedded at lists.linuxppc.org> Sent: Monday, April 10, 2000 12:26 PM Subject: Re: Software Emulation Exception... > > Marcus Sundberg wrote: > > > Well, it also happens to be typical to the MM problem solved by > > the patches at http://www.zeta.org.au/~linsol/..... > > That's pretty interesting, since the Software Emulation trap is > caused by fetching trash from memory, and the MMU changes are to > properly track dirty data pages. I don't buy it. All you did > by adding these changes was eliminate (or change) the data TLB > miss timing. Have you ever looked at the 8xx bus when it gets > a TLB fault? Pretty damn weird. I've seen several external devices > not behave properly because of this. > > > > And by Pavel's description it's almost 100% certain that the MM > > bug is the problem. > > Well, almost 100% doesn't cut it for me. If you can't determine the > actual cause of the problem and prove it has been corrected, it is > still broken. > > > > -- Dan > > > ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
