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[Qemu-devel] sparc mmu


From: Artyom Tarasenko
Subject: [Qemu-devel] sparc mmu
Date: Sat, 29 May 2010 23:33:51 +0200

2010/5/29 Blue Swirl <address@hidden>:
> Robert Reif did some improvements to SuperSparc emulation, but the
> work was not finished. That should be a good starting point.

Do you mean the last patch he sent to us or are there some earlier
unapplied patches?

The last patch _seems_ to be mainly refactoring and disabling features
which are not
presented in certain models. I might have missed something of course:
the patch is large.

For me is also interesting what do we miss in the microSPARC implementation.
If I switch off POST (which crashes due to the known FPU problems)
LX/CX/X OBPs hang. Looks like it's expecting some interrupt (the SS-5
OBP escapes a similar endless loop on a timer irq), but not getting
it.
Do you know anything obvious qemu is missing in LX machine?

-- 
Regards,
Artyom Tarasenko

solaris/sparc under qemu blog: http://tyom.blogspot.com/



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