49 lines
1.2 KiB
C
49 lines
1.2 KiB
C
/* ioapic.h - public IOAPIC APIs */
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/*
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* Copyright (c) 2012-2015 Wind River Systems, Inc.
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_INCLUDE_DRIVERS_IOAPIC_H_
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#define ZEPHYR_INCLUDE_DRIVERS_IOAPIC_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* Redirection table entry bits: lower 32 bit
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* Used as flags argument in ioapic_irq_set
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*/
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#define IOAPIC_INT_MASK 0x00010000
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#define IOAPIC_TRIGGER_MASK 0x00008000
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#define IOAPIC_LEVEL 0x00008000
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#define IOAPIC_EDGE 0x00000000
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#define IOAPIC_REMOTE 0x00004000
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#define IOAPIC_LOW 0x00002000
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#define IOAPIC_HIGH 0x00000000
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#define IOAPIC_LOGICAL 0x00000800
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#define IOAPIC_PHYSICAL 0x00000000
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#define IOAPIC_FIXED 0x00000000
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#define IOAPIC_LOWEST 0x00000100
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#define IOAPIC_SMI 0x00000200
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#define IOAPIC_NMI 0x00000400
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#define IOAPIC_INIT 0x00000500
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#define IOAPIC_EXTINT 0x00000700
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#ifndef _ASMLANGUAGE
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void _ioapic_irq_enable(unsigned int irq);
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void _ioapic_irq_disable(unsigned int irq);
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void _ioapic_int_vec_set(unsigned int irq, unsigned int vector);
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void _ioapic_irq_set(unsigned int irq, unsigned int vector, u32_t flags);
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#endif /* _ASMLANGUAGE */
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#ifdef __cplusplus
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}
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#endif
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#endif /* ZEPHYR_INCLUDE_DRIVERS_IOAPIC_H_ */
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