This touches several mainboards. Replace the macro with C functions.
The presence of bootblock.c is assumed.
Change-Id: I583034ef0b0ed3e5a5e3dd680c57728ec5efbc8f
Signed-off-by: Idwer Vollering <vidwer@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/37738
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>