zephyr/include/drivers/hpet.h

35 lines
1.1 KiB
C

/* hpet.h - High Precision Event Timer */
/*
* Copyright (c) 2015 Wind River Systems, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __INChpeth
#define __INChpeth
#include <drivers/ioapic.h>
#if defined(CONFIG_HPET_TIMER_FALLING_EDGE)
#define HPET_IOAPIC_FLAGS (IOAPIC_EDGE | IOAPIC_LOW)
#elif defined(CONFIG_HPET_TIMER_RISING_EDGE)
#define HPET_IOAPIC_FLAGS (IOAPIC_EDGE | IOAPIC_HIGH)
#elif defined(CONFIG_HPET_TIMER_LEVEL_HIGH)
#define HPET_IOAPIC_FLAGS (IOAPIC_LEVEL | IOAPIC_HIGH)
#elif defined(CONFIG_HPET_TIMER_LEVEL_LOW)
#define HPET_IOAPIC_FLAGS (IOAPIC_LEVEL | IOAPIC_LOW)
#endif
#endif /* __INChpeth */