Introduce mb_get_fch_irq_mapping to access the FCH IRQ routing mapping
information and use it in init_tables to get the mapping instead of
directly accessing the array's contents. This is a preparation to move
the init_tables implementation to the common AMD SoC code in a later
patch.
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: I9c39ea9de5ebbf70d2c5a87bfdfe270796548c5c
Reviewed-on: https://review.coreboot.org/c/coreboot/+/68847
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com>
3ad216be1d