soc/intel/xeon_sp: rework lock_pam0123() to accomodate hidden SAD device

For Intel SPR-SP, the SAD device is hidden, so pcidev_path_on_bus()
returns NULL. Therefore use pci_s_write_config32() instead.

Move lock_pam0123() from finalize.c to util.c, to be together with
unlock_pam_regions().

Change-Id: Ib08d423d8c4d482612077b66dab3878018da8f2b
Signed-off-by: Jonathan Zhang <jonzhang@meta.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/72432
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: David Hendricks <david.hendricks@gmail.com>

0 files changed, 0 insertions, 0 deletions