From: Avi Kivity <avi@redhat.com>
To: kvm@vger.kernel.org, qemu-devel@nongnu.org
Subject: Re: i8259 defaults wrong?
Date: Mon, 17 Aug 2009 12:54:15 +0300 [thread overview]
Message-ID: <4A8928C7.1040807@redhat.com> (raw)
In-Reply-To: <20090817022024.GE1025@MAIL.13thfloor.at>
On 08/17/2009 05:20 AM, Herbert Poetzl wrote:
> Greetings!
>
> looking at the i8259 implementation found in qemu
> as well as in the in-kernel kvm implementation, I
> see that on pic_reset() special_fully_nested_mode
> is set to zero, but the intel(r) 8259A manual says
> on page 15:
>
> Fully Nested Mode
>
> This mode is entered after initialization unless
> another mode is programmed.
>
> any comments are appreciated, a patch should be
> trivial, but I'd gladly submit one if requested.
>
>
Well, does the BIOS set fully nested mode on reset? If not, a kvm
change is difficult, since the bios and kvm are updated independently.
--
error compiling committee.c: too many arguments to function
WARNING: multiple messages have this Message-ID (diff)
From: Avi Kivity <avi@redhat.com>
To: kvm@vger.kernel.org, qemu-devel@nongnu.org
Subject: [Qemu-devel] Re: i8259 defaults wrong?
Date: Mon, 17 Aug 2009 12:54:15 +0300 [thread overview]
Message-ID: <4A8928C7.1040807@redhat.com> (raw)
In-Reply-To: <20090817022024.GE1025@MAIL.13thfloor.at>
On 08/17/2009 05:20 AM, Herbert Poetzl wrote:
> Greetings!
>
> looking at the i8259 implementation found in qemu
> as well as in the in-kernel kvm implementation, I
> see that on pic_reset() special_fully_nested_mode
> is set to zero, but the intel(r) 8259A manual says
> on page 15:
>
> Fully Nested Mode
>
> This mode is entered after initialization unless
> another mode is programmed.
>
> any comments are appreciated, a patch should be
> trivial, but I'd gladly submit one if requested.
>
>
Well, does the BIOS set fully nested mode on reset? If not, a kvm
change is difficult, since the bios and kvm are updated independently.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2009-08-17 9:54 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-17 2:20 i8259 defaults wrong? Herbert Poetzl
2009-08-17 2:20 ` [Qemu-devel] " Herbert Poetzl
2009-08-17 9:54 ` Avi Kivity [this message]
2009-08-17 9:54 ` [Qemu-devel] " Avi Kivity
2009-08-18 1:02 ` Herbert Poetzl
2009-08-18 1:02 ` [Qemu-devel] " Herbert Poetzl
2009-08-18 7:46 ` Avi Kivity
2009-08-18 7:46 ` [Qemu-devel] " Avi Kivity
2009-08-18 9:39 ` Bernhard Kauer
2009-08-18 9:39 ` [Qemu-devel] " Bernhard Kauer
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