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[Qemu-devel] sparc mmu bug(and fix) seen with NetBSD
From: |
Cliff Wright |
Subject: |
[Qemu-devel] sparc mmu bug(and fix) seen with NetBSD |
Date: |
Tue, 24 Jun 2008 10:39:21 -0700 |
When using QEMU 0.9.1 for sparc emulation on i386 booting NetBSD 4.0
miniroot.fs a bug with the MMU is seen. A fault type is mis-aligned with
the fault status register. This is seen by NetBSD with a copy on write
that causes a write fault, with no fault type in the register, NetBSD just
returns to the faulting instruction, causing an infinite loop.
Below is a patch to the 0.9.1 source, however I see the same problem
in the subversion source.
--
Cliff Wright <address@hidden>
qemu-patch1.txt
Description: Text document
- [Qemu-devel] sparc mmu bug(and fix) seen with NetBSD,
Cliff Wright <=