From: "Sebastian Herbszt" <herbszt@gmx.de>
To: qemu-devel@nongnu.org, Anthony Liguori <anthony@codemonkey.ws>
Cc: Gleb Natapov <gleb@qumranet.com>
Subject: [Qemu-devel] Re: Re: [PATCH 0/3]: Add UUID command-line option
Date: Thu, 7 Aug 2008 00:07:46 +0200 [thread overview]
Message-ID: <02db01c8f810$f05979a0$0201a8c0@zeug> (raw)
In-Reply-To: 4899D267.9020007@codemonkey.ws
Anthony Liguori wrote:
>>> I like having a configuration blob but am uncomfortable with stashing it in
>>> memory somewhere. I would think maybe stealing a few IO ports and using
>>> that to read the rom may be nicer (albeit slower). I think it's something
>>> that needs to be implemented fully to work out the kinks.
>>>
>>
>> Ok, I made a new version that uses IO ports. But then you have to
>> select a port instead of address, is that any better?
>>
>
> A lot of the BIOS code is 16-bit and accessing high memory location from
> 16-bit code is a royal pain. That is simplified with using IO ports.
Could put it in the 0xe000 segment, e.g. 4kb below rombios16.bin at 0xf000.
- Sebastian
next prev parent reply other threads:[~2008-08-06 22:08 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-28 13:25 [Qemu-devel] [PATCH 0/3]: Add UUID command-line option Chris Lalancette
2008-07-28 14:15 ` [Qemu-devel] " Gleb Natapov
2008-07-28 14:37 ` Anthony Liguori
2008-07-28 14:41 ` Chris Lalancette
2008-07-28 15:02 ` Anthony Liguori
2008-07-28 15:09 ` Chris Lalancette
2008-07-28 15:12 ` Anthony Liguori
2008-07-28 15:42 ` Chris Lalancette
2008-07-28 16:02 ` Gleb Natapov
2008-07-28 16:17 ` Anthony Liguori
2008-07-28 16:27 ` Gleb Natapov
2008-07-28 17:41 ` Blue Swirl
2008-07-28 16:28 ` Jamie Lokier
2008-07-28 19:02 ` Anthony Liguori
2008-07-28 20:00 ` Jamie Lokier
2008-07-28 20:25 ` Anthony Liguori
2008-07-28 20:40 ` Paul Brook
2008-07-28 20:55 ` Anthony Liguori
2008-07-29 6:31 ` Gleb Natapov
2008-07-28 15:48 ` Jamie Lokier
2008-07-31 19:45 ` [Qemu-devel] " Sebastian Herbszt
2008-07-28 15:49 ` [Qemu-devel] " Jamie Lokier
2008-07-28 16:06 ` Anthony Liguori
2008-07-28 15:35 ` Gleb Natapov
2008-07-29 19:22 ` Anthony Liguori
2008-07-29 19:50 ` Gleb Natapov
2008-07-30 17:32 ` Blue Swirl
2008-08-05 14:33 ` Gleb Natapov
2008-08-06 2:35 ` Anthony Liguori
2008-08-06 16:26 ` Blue Swirl
2008-08-06 16:33 ` Anthony Liguori
2008-08-06 22:07 ` Sebastian Herbszt [this message]
2008-08-06 22:11 ` Anthony Liguori
2008-07-29 8:15 ` Daniel P. Berrange
2008-07-29 8:42 ` Chris Lalancette
2008-07-28 15:51 ` Jamie Lokier
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