[syslinux] pxelinux localboot enhancement

[H. Peter Anvin]

Constantine Gavrilov wrote:
> pxelinux, when given a localboot=... option, will try to boot next bios 
> device itself.
> 
> The problem is it takes next BIOS device by BIOS order of enumeration.  
> That has no connection with the boot order defined in BIOS.

That's utter bunk.  It should boot the next device in order of booting.

> I think pxelinux is really missing localboot=-1 option of isolinux 
> (return failure to bios). This would solve a whole lot of problems that 
> users may encounter when specifying localboot= option.

It's called "localboot 0" in PXELINUX.

	-hpa