From: Stefan Weil <weil@mail.berlios.de>
To: QEMU Developers <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] [BUG] QEMU crash during cpu reset (MIPS regression)
Date: Fri, 04 May 2007 22:44:44 +0200 [thread overview]
Message-ID: <463B9B3C.8050103@mail.berlios.de> (raw)
In-Reply-To: <200705042127.21769.paul@codesourcery.com>
Paul Brook schrieb:
>> We can either re-arrange the entries in CPUMIPSState
>> (move those which must not be zero'ed to the end), or
>> cpu_reset must call cpu_mips_register.
>>
>> Which solution is better?
>
> ARM uses the latter solution.
> IMHO it's better to do that than try and extend the hacks were some
> fields are
> left untouched by a reset.
>
> Paul
>
I had just implemented this 2nd solution. It was not sufficient
because env->irq was also zero'ed, so Linux starts after
reset without the MIPS timer interrupt which is not good :-).
Re-arranging env->irq is not a nice solution but it helped.
Stefan
next prev parent reply other threads:[~2007-05-04 20:51 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-04 20:12 [Qemu-devel] [BUG] QEMU crash during cpu reset (MIPS regression) Stefan Weil
2007-05-04 20:27 ` Paul Brook
2007-05-04 20:44 ` Stefan Weil [this message]
2007-05-04 20:27 ` Blue Swirl
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