the following patch was just integrated into master: commit 6300b034143cab98d472276054de2781eb3ce97a Author: Timothy Pearson tpearson@raptorengineeringinc.com Date: Mon Jan 26 17:53:22 2015 -0600
amd/amdfam10: Add runtime ACPI _PSS generation
Skeleton and ACPI generator interface taken from model_fxx powernow_acpi.c Small portions of FIDVID MSR code taken from model_10xxx fidvid.c
Nearly completely rewritten for the P-state-based K10 CPU
TEST: KFSN4-DRE with dual Opteron 8356 CPUs Verified CPU per-core dynamic state change with system load Verified reported P-state count and frequencies Stress-tested each CPU (all cores simultaneously) to verify proper P0 transition and configuration.
Change-Id: Icf620ec96a3f163b62d96b5988184996641dd439 Signed-off-by: Timothy Pearson tpearson@raptorengineeringinc.com Reviewed-on: http://review.coreboot.org/8284 Tested-by: build bot (Jenkins) Reviewed-by: Alexandru Gagniuc mr.nuke.me@gmail.com
See http://review.coreboot.org/8284 for details.
-gerrit