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3 Commits

Author SHA1 Message Date
Simon Glass
200182a748 x86: Add support for starting 64-bit kernel 
Add code to jump to a 64-bit Linux kernel. We need to set up a flat page
table structure, a new GDT and then go through a few hoops in the right
order.

Signed-off-by: Simon Glass <sjg@chromium.org>
 2014-10-28 20:43:47 -06:00
Simon Glass
92cc94a1fe x86: Display basic CPU information on boot 
Display the type of CPU (x86 or x86_64) when starting up.

Signed-off-by: Simon Glass <sjg@chromium.org>
 2014-10-28 20:42:56 -06:00
Simon Glass
7bddac947d x86: Move paging functions into cpu.c 
These functions really don't belong in physmem as they relate to the
cpu. Move them.

Signed-off-by: Simon Glass <sjg@chromium.org>
 2014-10-28 20:42:51 -06:00