linux/arch/arm/include/asm/fiq.h
Russell King 4baa992243 [ARM] move include/asm-arm to arch/arm/include/asm
Move platform independent header files to arch/arm/include/asm, leaving
those in asm/arch* and asm/plat* alone.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2008-08-02 21:32:35 +01:00

38 lines
853 B
C

/*
* arch/arm/include/asm/fiq.h
*
* Support for FIQ on ARM architectures.
* Written by Philip Blundell <philb@gnu.org>, 1998
* Re-written by Russell King
*/
#ifndef __ASM_FIQ_H
#define __ASM_FIQ_H
#include <asm/ptrace.h>
struct fiq_handler {
struct fiq_handler *next;
/* Name
*/
const char *name;
/* Called to ask driver to relinquish/
* reacquire FIQ
* return zero to accept, or -<errno>
*/
int (*fiq_op)(void *, int relinquish);
/* data for the relinquish/reacquire functions
*/
void *dev_id;
};
extern int claim_fiq(struct fiq_handler *f);
extern void release_fiq(struct fiq_handler *f);
extern void set_fiq_handler(void *start, unsigned int length);
extern void set_fiq_regs(struct pt_regs *regs);
extern void get_fiq_regs(struct pt_regs *regs);
extern void enable_fiq(int fiq);
extern void disable_fiq(int fiq);
#endif