intel sandy/ivy: Redefine DCACHE_RAM_SIZE and DCACHE_RAM_MRC_VAR_SIZE

Match the definition and use of these variable with haswell, such that
DCACHE_RAM_MRC_VAR_SIZE is not included in DCACHE_RAM_SIZE.

Change-Id: I5af20f63cd0cb631d39f7c7fe0e2a99ebd3ce986
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/15761
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
2 files changed