2ba192e3cf
These will need to be reviewed as beos drivers expect them to be available and using #define won't cover that. The doxygen stuff doesn't all work though I can't figure out why :( git-svn-id: file:///srv/svn/repos/haiku/trunk/current@423 a95241bf-73f2-0310-859d-f6bbb57e9c96
72 lines
2.2 KiB
C
Executable File
72 lines
2.2 KiB
C
Executable File
/*
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** Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
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** Distributed under the terms of the NewOS License.
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*/
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#ifndef _KERNEL_INT_H
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#define _KERNEL_INT_H
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#include <stage2.h>
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#include <arch/int.h>
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/**
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* @defgroup kernelint Interrupts
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* @ingroup OpenBeOS_Kernel
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* @brief Interrupts for the kernel and device drivers
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* @{
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*/
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/**
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* @defgroup Intreturns Interrupt Handler return codes
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* @ingroup kernelint
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* @{
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*/
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/** @def B_UNHANDLED_INTERRUPT interrupt wasn't handled by this handler */
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/** @def B_HANDLED_INTERRUPT the handler handled the interrupt */
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/** @def B_INVOKE_SCHEDULER the handler handled the interrupt and wants the
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* scheduler invoked
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*/
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#define B_UNHANDLED_INTERRUPT 0
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#define B_HANDLED_INTERRUPT 1
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#define B_INVOKE_SCHEDULER 2
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/** @} */
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/** @def B_NO_ENABLE_COUNTER add the handler but don't change whether or
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* not the interrupt is currently enabled
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*/
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#define B_NO_ENABLE_COUNTER 1
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typedef int32 (*interrupt_handler) (void *data);
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int int_init(kernel_args *ka);
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int int_init2(kernel_args *ka);
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int int_io_interrupt_handler(int vector);
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long install_interrupt_handler(long, interrupt_handler, void *);
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long remove_interrupt_handler (long, interrupt_handler, void *);
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#define enable_interrupts arch_int_enable_interrupts
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#define disable_interrupts arch_int_disable_interrupts
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#define restore_interrupts arch_int_restore_interrupts
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#define are_interrupts_enabled arch_int_is_interrupts_enabled
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/** @fn long install_io_interrupt_handler(long interrupt, interrupt_handler handler, void *data, ulong flags);
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*
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* @note This function is used for devices that can generate an "actual"
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* interrupt, i.e. where IRQ < 16
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*/
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long install_io_interrupt_handler(long,
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interrupt_handler,
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void *, ulong);
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/** @fn long remove_io_interrupt_handler(long interrupt, interrupt_handler handler, void *data);
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*
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* @note This function is used for devices that can generate an "actual"
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* interrupt, i.e. where IRQ < 16
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*/
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long remove_io_interrupt_handler (long,
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interrupt_handler,
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void *);
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/** @} */
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#endif /* _KERNEL_INT_H */
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