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-rw-r--r--payloads/external/edk2/Kconfig9
1 files changed, 9 insertions, 0 deletions
diff --git a/payloads/external/edk2/Kconfig b/payloads/external/edk2/Kconfig
index 68eb45523e..57e38b94c1 100644
--- a/payloads/external/edk2/Kconfig
+++ b/payloads/external/edk2/Kconfig
@@ -308,6 +308,15 @@ config EDK2_PCO_MMIO_EMMC
It is needed for AMD Picasso boards with eMMC storage, but will conflict with the
PCI-based eMMC driver, so should only be enabled for AMD Picasso boards.
+config EDK2_USE_LAPIC_TIMER
+ bool "Use LAPIC timer instead of HPET"
+ default n
+ help
+ Select this option to use the LAPIC timer instead of HPET in edk2. The LAPIC is closer
+ to the CPU than the HPET (on the PCH), resulting in lower latency / higher resolution.
+ This setting is at least needed for platforms with Core 2 processors, which are reported
+ to have issues with HPET.
+
config EDK2_CUSTOM_BUILD_PARAMS
string "edk2 additional custom build parameters"
default "-D VARIABLE_SUPPORT=SMMSTORE" if EDK2_REPO_MRCHROMEBOX && SMMSTORE_V2