Re: Fwd: newb question : list of elligible computers to debian-68k

2008-10-19 Thread Finn Thain
On Mon, 20 Oct 2008, Finn Thain wrote: > I think the page fault normally precedes the F-line exception but when > the FPU op spans the page boundary, the F-line exception goes missing... > but I could be wrong. I think I was wrong about that. Table 8-4 says that a Data Access Error can have

Re: 68LC040 test program, was: list of elligible computers to debian-68k

2008-10-19 Thread Brian Morris
On Sat, Oct 18, 2008 at 5:04 AM, Finn Thain <[EMAIL PROTECTED]> wrote: > > On Fri, 17 Oct 2008, Finn Thain wrote: > >> >> I'll see if I can come up with a kernel having a suitable initramfs. > > OK, here it is. Boot this and hopefully it will tell you if you CPU is > buggy. > > http://www.telegraph

Re: Fwd: newb question : list of elligible computers to debian-68k

2008-10-19 Thread Finn Thain
On Mon, 20 Oct 2008, Michael Schmitz wrote: > Hi, > > First off - good work on getting this fault detected by the kernel! Thanks :-) It was an interesting exercise to try to write code that's supposed to fail reliably! > Maybe we can find a way to work around it as well. > > > > I wonder

Re: Fwd: newb question : list of elligible computers to debian-68k

2008-10-19 Thread Michael Schmitz
Hi, First off - good work on getting this fault detected by the kernel! Maybe we can find a way to work around it as well. I wonder why. Is it not possible to distinguish a false ATC fault from an unimplemented FP instruction exception? The ATC fault isn't false, it is rather premature, cau