Venkata Krishna Nimmagadda has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/39587 )
Change subject: soc/intel/tigerlake: Enable ACPI support for PMC core OS driver ......................................................................
soc/intel/tigerlake: Enable ACPI support for PMC core OS driver
PMC core driver in OS provides debug hooks to developers and end users to quickly figure out why their platform is not entering a deeper idle state such as S0ix. This patch adds INT33A1, a required ACPI device, to support that PMC core driver in tigerlake platform.
BUG=b:146236297 BRANCH=none TEST="Build and flash volteer and verify it boots to kernel. Checked for valid files under /sys/kernel/debug/pmc_core."
Signed-off-by: Venkata Krishna Nimmagadda venkata.krishna.nimmagadda@intel.com Change-Id: Ib7e583dc2943461a41d2a7ebde1f16a58a118975 --- M src/soc/intel/tigerlake/acpi/southbridge.asl 1 file changed, 3 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/87/39587/1
diff --git a/src/soc/intel/tigerlake/acpi/southbridge.asl b/src/soc/intel/tigerlake/acpi/southbridge.asl index 8593d07..01a2d07 100644 --- a/src/soc/intel/tigerlake/acpi/southbridge.asl +++ b/src/soc/intel/tigerlake/acpi/southbridge.asl @@ -51,3 +51,6 @@
/* PCI _OSC */ #include <soc/intel/common/acpi/pci_osc.asl> + +/* PMC Core*/ +#include <soc/intel/common/block/acpi/acpi/pmc.asl>