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File: [Development] / linux-2.6-xfs / arch / ia64 / kernel / sigframe.h (download)

Revision 1.2, Tue Oct 12 15:46:48 2004 UTC (13 years ago) by nathans.longdrop.melbourne.sgi.com
Branch: MAIN
Changes since 1.1: +1 -1 lines

Merge up to 2.6.9-rc4
Merge of 2.6.x-xfs-melb:linux:19727a by kenmcd.

struct sigscratch {
	unsigned long scratch_unat;	/* ar.unat for the general registers saved in pt */
	unsigned long ar_pfs;		/* for syscalls, the user-level function-state  */
	struct pt_regs pt;
};

struct sigframe {
	/*
	 * Place signal handler args where user-level unwinder can find them easily.
	 * DO NOT MOVE THESE.  They are part of the IA-64 Linux ABI and there is
	 * user-level code that depends on their presence!
	 */
	unsigned long arg0;		/* signum */
	unsigned long arg1;		/* siginfo pointer */
	unsigned long arg2;		/* sigcontext pointer */
	/*
	 * End of architected state.
	 */

	void __user *handler;		/* pointer to the plabel of the signal handler */
	struct siginfo info;
	struct sigcontext sc;
};

extern long ia64_do_signal (sigset_t *, struct sigscratch *, long);