[LinuxBIOS] about make LinuxBIOS 64bit for Opteron
yinghailu at gmail.com
Sat Dec 17 21:48:20 CET 2005
We can exit from 64bit....and don't need to warmrest.
in 64bit need one 4k page table level 4. I don't if we can put that in
cache at Cache as ram stage...., will try it some time several month
On 12/17/05, Kevin O'Connor <kevin at koconnor.net> wrote:
> On Fri, Dec 16, 2005 at 04:42:53PM -0700, Eric W. Biederman wrote:
> > > Lu, Yinghai wrote:
> > >> The problem is that we may need make Etherboot and mkelfImage to support
> > >> 64 bit too...
> > As for Etherboot and mkelfImage. Etherboot can already load a 64bit
> > payload. Basically just make the ELF loader capable of handling
> > a 32bit or a 64bit target.
> If linuxbios uses 64bit mode, does that mean the payload must be
> Is it possible to put the opteron back into 32-bit mode (for example
> with a cpu reset followed by a warm-reset check at linuxbios start)?
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