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Re: about PXE net boot.

From: Rui Zhu
Subject: Re: about PXE net boot.
Date: 14 Feb 2002 23:23:38 +0100
User-agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.1

On Fri, 01 Feb 2002 23:32:44 +0900, Yoshinori K. Okuji wrote:

> At Fri, 1 Feb 2002 13:46:03 +0100, Rui Zhu wrote:

> For the second question, I think two things should be done
> (potentially). One is to free the memory used by a PXE ROM. Because
> GRUB doesn't use PXE even in the case of being loaded by a PXE ROM (at
> the moment), GRUB should uninstall PXE code right after being
> loaded. This must enlarge available memory space.

I've just tried to bump up blindly the indicator for free base memory
(without tidily shutdown PXE services, useless any way for grub) and
the problem is solved.  My way is surely not elegant, but thanks for
your kindly pointer.

> The other is to add support for relocation of Linux real mode
> code. According to the Linux/i386 boot protocol, you can do that with
> a protocol version >= 2.00, but 2.00 and 2.01 require >576K to pass a
> command-line string, because it is not relocatable with these
> versions. In 2.03 or above, you can even put a command-line string
> arbitrarily. The reason why I didn't add support for that is just that
> it was complicated to support various versions simultaneously.



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