Instead of having the code for the RAM init time stamps in each
mainboard’s `romstage.c`, factor it out to the northbridge code, done in
commit 771328f7 (intel/i945: add timestamps in romstage).
Change-Id: Ibb699a1fea2f0b1f3c6564d401542d2fb3249f5a
Signed-off-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-on: https://review.coreboot.org/17994
Reviewed-by: Elyes HAOUAS <ehaouas@noos.fr>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
81dd52b7eb