Re: [Xen-devel] etherboot & multiboot

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 16 May 2005, at 07:33, James Harper wrote:

> memdisk works by creating a ramdisk in 'high memory', with a tiny low
> memory driver which hooks into int13h to simulate a harddisk. My best
> guess is that either grub or xen is treading on that space either in 
> low
> memory, killing the driver, or in high memory, corrupting the image.
>
> I have tried syslinux 2.11 and 3.07.
>
> Any suggestions? Any flags I could pass to xen to get it to be a bit
> more careful?
The hook will disappear pretty much immediately Xen boots, but Xen 
doesn't use any bios services so that shouldn't be a problem. It sounds 
quite likely that the int13h hook is conflicting with the grub 
bootloader for a piece of low memory.
 -- Keir


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