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Linux Cross Reference
Linux/include/asm-arm/fiq.h

Version: ~ [ 2.4.0 ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~ 
  1 /*
  2  *  linux/include/asm-arm/fiq.h
  3  *
  4  * Support for FIQ on ARM architectures.
  5  * Written by Philip Blundell <philb@gnu.org>, 1998
  6  * Re-written by Russell King
  7  */
  8 
  9 #ifndef __ASM_FIQ_H
 10 #define __ASM_FIQ_H
 11 
 12 #include <asm/ptrace.h>
 13 
 14 struct fiq_handler {
 15         struct fiq_handler *next;
 16         /* Name
 17          */
 18         const char *name;
 19         /* Called to ask driver to relinquish/
 20          * reacquire FIQ
 21          * return zero to accept, or -<errno>
 22          */
 23         int (*fiq_op)(void *, int relinquish);
 24         /* data for the relinquish/reacquire functions
 25          */
 26         void *dev_id;
 27 };
 28 
 29 extern int claim_fiq(struct fiq_handler *f);
 30 extern void release_fiq(struct fiq_handler *f);
 31 extern void set_fiq_handler(void *start, unsigned int length);
 32 extern void set_fiq_regs(struct pt_regs *regs);
 33 extern void get_fiq_regs(struct pt_regs *regs);
 34 
 35 #endif
 36
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