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Re: multiboot2: kernel->GRUB communication


From: tgingold
Subject: Re: multiboot2: kernel->GRUB communication
Date: Wed, 15 Nov 2006 09:36:45 +0100
User-agent: Internet Messaging Program (IMP) 3.2.5

Quoting Hollis Blanchard <address@hidden>:

> Right now the multiboot2 spec calls for bits to be set in the kernel
> image to indicate to GRUB that various features are required or
> requested.
>
> I'm trying to come up with a cleaner way. I find all these bits very
> confusing, actually, and I think it would be more clear if we had
> something like this instead:
>
> [... multiboot header ...]
> .ascii "header_addr: 0xf00"
> .ascii "load_addr: 0x0"
> .ascii ...
> (Actually, is it even worth supporting a.out at this point? This
> particular example may be obsolete.)
I am not a big fan of having ascii addresses because it is difficult to
generate them from as and almost impossible from ld.

> Video mode information:
> .ascii "vga_mode: text"
> .ascii "columns: 80"
> .ascii "rows: 24"
Less problematic.

Tristan.




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