If the option is successfully read from CMOS, the code overwrites its
value with 3. Fix this issue and use the new get_int_option() function.
Change-Id: I287a348da6ece78376d9c38e96128041752b032e
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/52511
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>