Change in coreboot[master]: (i945;LGA775): Add x86_64 build support

[HAOUAS Elyes (Code Review)]

Attention is currently required from: Martin Roth, Patrick Rudolph.
Hello build bot (Jenkins), Patrick Georgi, Martin Roth, Patrick Rudolph,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/49507

to look at the new patch set (#12).

Change subject: (i945;LGA775): Add x86_64 build support
......................................................................

(i945;LGA775): Add x86_64 build support

not tested yet on hardware.

Change-Id: I59260b34b223b3ae247dc1860eb94684bba867fa
Signed-off-by: Elyes HAOUAS 
---
M src/cpu/intel/car/cache_as_ram_symbols.inc
M src/cpu/intel/car/p4-netburst/cache_as_ram.S
M src/northbridge/intel/common/fixed_bars.h
M src/northbridge/intel/i945/gma.c
M src/northbridge/intel/i945/northbridge.c
M src/northbridge/intel/i945/raminit.c
M src/northbridge/intel/i945/rcven.c
M src/southbridge/intel/i82801gx/azalia.c
8 files changed, 45 insertions(+), 24 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/07/49507/12