Heap initialization is self-contained, so place it into a separate function. Also, do it after the MSEG registers have been written, so that all register writes are grouped together. This has no impact. Change-Id: Id108f4cfcd2896d881d9ba267888f7ed5dd984fa Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/46494 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>