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Diffstat (limited to 'src/soc/intel/common/block/timer')
-rw-r--r-- | src/soc/intel/common/block/timer/Kconfig | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/src/soc/intel/common/block/timer/Kconfig b/src/soc/intel/common/block/timer/Kconfig index a214ef016b..42613a8f84 100644 --- a/src/soc/intel/common/block/timer/Kconfig +++ b/src/soc/intel/common/block/timer/Kconfig @@ -8,7 +8,11 @@ config USE_LEGACY_8254_TIMER default y if PAYLOAD_SEABIOS || VGA_ROM_RUN default n help - This sets the FSP UPD to enable Legacy 8254 clock gating. As per - the FSP Integration guide Legacy 8254 timer clock gating UPD needs - to be disabled in order to boot SeaBIOS or run OpRom, - but should otherwise be enabled. + Setting this makes the Legacy 8254 Timer available by disabling + clock gating. This needs to be enabled in order to boot a legacy + BIOS or OS not supporting other timers like PM timer or TSC. + + While SeaBIOS does not require this timer anymore, it is needed + when OpRoms are being used. + + Disable this setting to save power, when the timer is not needed. |