2021-11-04 21:14:51 +08:00
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# Copyright (c) 2014-2015 Wind River Systems, Inc.
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# Copyright (c) 2016 Cadence Design Systems, Inc.
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# Copyright (c) 2019 Intel Corp.
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# SPDX-License-Identifier: Apache-2.0
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config HPET_TIMER
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bool "HPET timer"
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2022-09-06 23:28:25 +08:00
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default y
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depends on DT_HAS_INTEL_HPET_ENABLED
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2021-11-04 21:14:51 +08:00
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select IOAPIC if X86
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select LOAPIC if X86
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imply TIMER_READS_ITS_FREQUENCY_AT_RUNTIME
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select TICKLESS_CAPABLE
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select TIMER_HAS_64BIT_CYCLE_COUNTER
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help
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This option selects High Precision Event Timer (HPET) as a
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system timer.
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