Change in coreboot[master]: soc/intel/denverton_ns: Use `popcnt()` helper

[Angel Pons (Code Review)]

Attention is currently required from: Mariusz Szafrański, Suresh Bellampalli, Vanessa Eusebio, Angel Pons, Michal Motyl, Patrick Rudolph.
Hello build bot (Jenkins), Mariusz Szafrański, Suresh Bellampalli, Vanessa Eusebio, Michal Motyl, Patrick Rudolph, Felix Held,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/58912

to look at the new patch set (#2).

Change subject: soc/intel/denverton_ns: Use `popcnt()` helper
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soc/intel/denverton_ns: Use `popcnt()` helper

Use the `popcnt()` helper instead of manually counting the number of set
bits in the first `CONFIG_MAX_CPUS` bits with a loop. Also, use unsigned
types to store the number of active/total cores.

Change-Id: Iae6b16991fcf07c9ad67d2b737e490212b8deedd
Signed-off-by: Angel Pons 
---
M src/soc/intel/denverton_ns/cpu.c
M src/soc/intel/denverton_ns/include/soc/cpu.h
2 files changed, 9 insertions(+), 19 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/12/58912/2