From: Jamie Lokier <jamie@shareable.org>
To: Avi Kivity <avi@redhat.com>
Cc: Paul Brook <paul@codesourcery.com>,
Gleb Natapov <gleb@redhat.com>,
qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] Register uhci_reset() callback.
Date: Tue, 16 Jun 2009 16:00:19 +0100 [thread overview]
Message-ID: <20090616150018.GE29040@shareable.org> (raw)
In-Reply-To: <4A3674D9.9050607@redhat.com>
Avi Kivity wrote:
> On 06/11/2009 07:40 PM, Gleb Natapov wrote:
> >>Now, a CPU-only reset, such as triple fault on x86, that's a bit
> >>different.
> >>
> >>
> >On x86 triple fault wired to system reset.
> >
>
> Some actually wire triple fault (shutdown) to init. It's pretty broken.
That sounds useful, actually, for those 286 OSes which use
triple-fault to switch from protected mode to real mode. No need to
reinitialise all the hardware if it just restarts the CPU.
-- Jamie
next prev parent reply other threads:[~2009-06-16 15:00 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-11 8:48 [Qemu-devel] Register uhci_reset() callback Gleb Natapov
2009-06-11 13:41 ` Paul Brook
2009-06-11 13:46 ` Gleb Natapov
2009-06-11 13:53 ` Paul Brook
2009-06-11 14:00 ` Gleb Natapov
2009-06-11 16:38 ` Jamie Lokier
2009-06-11 16:40 ` Gleb Natapov
2009-06-15 16:20 ` Avi Kivity
2009-06-16 15:00 ` Jamie Lokier [this message]
2009-06-16 15:18 ` Avi Kivity
2009-06-16 15:43 ` Jamie Lokier
2009-06-15 16:21 ` Avi Kivity
2009-06-15 17:02 ` Gleb Natapov
2009-06-15 17:17 ` Avi Kivity
2009-06-15 17:21 ` Gleb Natapov
2009-06-15 17:56 ` Paul Brook
2009-06-15 18:16 ` Gleb Natapov
2009-06-15 18:57 ` Blue Swirl
2009-06-15 19:30 ` Gleb Natapov
2009-06-15 19:50 ` Blue Swirl
2009-06-15 20:05 ` Gleb Natapov
2009-06-16 15:14 ` Blue Swirl
2009-06-16 15:20 ` Gleb Natapov
2009-06-16 16:54 ` Blue Swirl
2009-06-16 17:09 ` Gleb Natapov
2009-06-16 17:19 ` Blue Swirl
2009-06-16 18:39 ` Gleb Natapov
2009-06-18 9:20 ` Avi Kivity
2009-06-16 16:54 ` Paul Brook
2009-06-16 17:12 ` Blue Swirl
2009-06-16 18:00 ` Paul Brook
2009-06-16 18:10 ` Blue Swirl
2009-06-16 18:52 ` Jamie Lokier
2009-06-16 19:05 ` Jamie Lokier
2009-06-16 19:10 ` Blue Swirl
2009-06-16 19:23 ` Gleb Natapov
2009-06-16 19:16 ` Paul Brook
2009-06-16 17:47 ` Gleb Natapov
2009-06-16 17:04 ` Paul Brook
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