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Add some new functions for the big change coming (again) for the

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interrupt code. Also start adding doxygen comments :)


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@347 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
David Reid 2002-07-19 18:28:57 +00:00
parent 161de6e63c
commit c6aa053941
1 changed files with 33 additions and 9 deletions
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42
headers/private/kernel/int.h
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@ -8,25 +8,47 @@
#include <stage2.h>
#include <arch/int.h>
/**
* @defgroup kernelint Interrupts
* @ingroup OpenBeOS_Kernel
* @brief Interrupts for the kernel and device drivers
* @{
*/
/**
* @defgroup Intreturns Interrupt Handler return codes
* @ingroup kernelint
* @{
*/
/** @def B_UNHANDLED_INTERRUPT interrupt wasn't handled by this handler */
/** @def B_HANDLED_INTERRUPT the handler handled the interrupt */
/** @def B_INVOKE_SCHEDULER the handler handled the interrupt and wants the
* scheduler invoked
*/
#define B_UNHANDLED_INTERRUPT 0
#define B_HANDLED_INTERRUPT 1
#define B_INVOKE_SCHEDULER 2
/** @} */
/** @def B_NO_ENABLE_COUNTER add the handler but don't change whether or
* not the interrupt is currently enabled
*/
#define B_NO_ENABLE_COUNTER 1
typedef int32 (*interrupt_handler) (void *data);
int int_init(kernel_args *ka);
int int_init2(kernel_args *ka);
int int_io_interrupt_handler(int vector);
long install_interrupt_handler(long, interrupt_handler, void *);
long remove_interrupt_handler (long, interrupt_handler, void *);
#define int_enable_interrupts arch_int_enable_interrupts
#define int_disable_interrupts arch_int_disable_interrupts
#define int_restore_interrupts arch_int_restore_interrupts
#define int_is_interrupts_enabled arch_int_is_interrupts_enabled
#define B_UNHANDLED_INTERRUPT 0 /* pass to next handler */
#define B_HANDLED_INTERRUPT 1 /* don't pass on */
#define B_INVOKE_SCHEDULER 2 /* don't pass on; invoke the scheduler */
#define B_NO_ENABLE_COUNTER 1
typedef int32 (*interrupt_handler) (void *data);
/* interrupt handling support for device drivers */
long install_io_interrupt_handler (
long interrupt_number,
interrupt_handler handler,
@ -40,4 +62,6 @@ long remove_io_interrupt_handler (
void *data
);
/** @} */
#endif /* _KERNEL_INT_H */