From: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
To: Luca <kronos.it-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: kvm-devel
<kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>,
Jeremy Katz <katzj-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Subject: Re: [PATCH] Add support for a basic boot menu to the bios
Date: Mon, 17 Sep 2007 19:30:26 +0200 [thread overview]
Message-ID: <46EEB9B2.7050108@qumranet.com> (raw)
In-Reply-To: <68676e00709170823m3247c3eaj7d268166ecc8c013-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
Luca wrote:
> On 9/16/07, Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org> wrote:
>
>> - coding this stuff in rombios32.c instead of rombios.c (with its
>> strange idea of C) is *much* preferable for maintainability.
>>
>
> The strange code style is due to the compiler used (bcc). I see that
> today it's possible to make as and gcc to emit 16bit code (e.g. HPA
> rewrote i386 boot code in plain C)...
>
>
It's simpler and better to code it in 32-bit mode in rombios32.c, where
there are no restrictions like with the 16-bit mode.
--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.
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next prev parent reply other threads:[~2007-09-17 17:30 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-12 19:55 [PATCH] Add support for a basic boot menu to the bios Jeremy Katz
[not found] ` <1189626953.16586.6.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-09-12 20:19 ` Anthony Liguori
[not found] ` <46E849DE.3040103-rdkfGonbjUSkNkDKm+mE6A@public.gmane.org>
2007-09-12 20:25 ` Jeremy Katz
2007-09-14 20:14 ` Anthony Liguori
2007-09-16 20:00 ` Avi Kivity
[not found] ` <46ED8B5B.40903-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-09-17 15:23 ` Luca
[not found] ` <68676e00709170823m3247c3eaj7d268166ecc8c013-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2007-09-17 17:30 ` Avi Kivity [this message]
2007-09-19 20:08 ` Jeremy Katz
[not found] ` <1190232486.10222.37.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-09-20 6:02 ` Avi Kivity
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