[Date Prev][Date Next] [Thread Prev][Thread Next] [Date Index] [Thread Index]

Re: Pushing multi-arch media (Re: blockers for 64-bit adoption)

On Mon, Apr 09, 2007 at 03:51:54PM +0200, Alexander Schmehl wrote:
> The multiarch media still has a small problem:  for i386/amd64 they are
> no "fire and forget" thing;  you still need to find out if you have an
> amd64 compatible system and start the amd64 boot process by hand.
> It would be really cool, if that could be autodetected... but I don't
> know how that could be done.

Check if the processor has support for long mode?  AIUI it only takes a
bit of assembler to do it (on a Linux system you can look for "lm" in
/proc/cpuinfo, but I suspect this has to be done before Linux is

Attachment: signature.asc
Description: Digital signature

Reply to: