interrupt.h File Reference

Constants and declarations associated with interrupt and exception processing. More...

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Defines
#define	IRQ_ADDR   0x80000180
	Address of interrupt request handler.
#define	TRAPVEC_ADDR   0x80000200
	Address of XINU-defined trap (exception) vector.
#define	IRQVEC_ADDR   0x80000280
	Address of XINU-defined interrupt request vector.
#define	IRQVEC_END   0x800002A0
	Address of end of XINU-defined interrupt tables.
#define	exceptionVector   ((interrupt (**)(void))TRAPVEC_ADDR)
	Definitions to allow C array manipulation of vectors.
Typedefs
typedef unsigned long	irqmask
	machine status for disable/restore

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Detailed Description

Constants and declarations associated with interrupt and exception processing.

Id

interrupt.h 1521 2008-08-27 21:51:17Z mschul

Definition in file interrupt.h.

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Define Documentation

#define exceptionVector   ((interrupt (**)(void))TRAPVEC_ADDR)

Definitions to allow C array manipulation of vectors.

The cast below makes the following a pointer to a table of pointers to functions which take no parameters (void) and return nothing (void).

Definition at line 33 of file interrupt.h.

#define IRQ_ADDR   0x80000180

Address of interrupt request handler.

Definition at line 15 of file interrupt.h.

#define IRQVEC_ADDR   0x80000280

Address of XINU-defined interrupt request vector.

Definition at line 19 of file interrupt.h.

#define IRQVEC_END   0x800002A0

Address of end of XINU-defined interrupt tables.

Definition at line 21 of file interrupt.h.

#define TRAPVEC_ADDR   0x80000200

Address of XINU-defined trap (exception) vector.

Definition at line 17 of file interrupt.h.