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CONFIG_HPET_TIMER¶

HPET timer

Type: bool

Help¶

This option selects High Precision Event Timer (HPET) as a system timer.

Direct dependencies¶

X86 || X86_64

(Includes any dependencies from if’s and menus.)

Defaults¶

No defaults. Implicitly defaults to n.

Symbols selected by this symbol¶

IOAPIC if X86 && (X86 || X86_64)
LOAPIC if X86 && (X86 || X86_64)
TIMER_READS_ITS_FREQUENCY_AT_RUNTIME if X86 || X86_64
TICKLESS_CAPABLE if X86 || X86_64

Symbols that select this symbol¶

Kconfig definition¶

At drivers/timer/Kconfig:13

Included via Kconfig:10 → Kconfig.zephyr:35 → drivers/Kconfig:26

Menu path: (top menu) → Device Drivers → Timer Drivers

menuconfig HPET_TIMER
    bool
    prompt "HPET timer" if X86 || X86_64
    select IOAPIC if X86 && (X86 || X86_64)
    select LOAPIC if X86 && (X86 || X86_64)
    select TIMER_READS_ITS_FREQUENCY_AT_RUNTIME if X86 || X86_64
    select TICKLESS_CAPABLE if X86 || X86_64
    depends on X86 || X86_64
    help
      This option selects High Precision Event Timer (HPET) as a
      system timer.

(Definitions include propagated dependencies, including from if’s and menus.)