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/* $Id: sigcontext.h,v 1.1 2005-12-20 11:32:11 jcastillo Exp $ */

#ifndef _ASMsparc_SIGCONTEXT_H

#define _ASMsparc_SIGCONTEXT_H

#include <asm/ptrace.h>

#define SUNOS_MAXWIN   31

#ifndef __ASSEMBLY__

/* SunOS system call sigstack() uses this arg. */

struct sunos_sigstack {

        unsigned long sig_sp;

        int onstack_flag;

};

/* This is what SunOS does, so shall I. */

struct sigcontext_struct {

        int sigc_onstack;      /* state to restore */

        int sigc_mask;         /* sigmask to restore */

        int sigc_sp;           /* stack pointer */

        int sigc_pc;           /* program counter */

        int sigc_npc;          /* next program counter */

        int sigc_psr;          /* for condition codes etc */

        int sigc_g1;           /* User uses these two registers */

        int sigc_o0;           /* within the trampoline code. */

        /* Now comes information regarding the users window set

         * at the time of the signal.

         */

        int sigc_oswins;       /* outstanding windows */

        /* stack ptrs for each regwin buf */

        char *sigc_spbuf[SUNOS_MAXWIN];

        /* Windows to restore after signal */

        struct reg_window sigc_wbuf[SUNOS_MAXWIN];

};

#endif /* !(__ASSEMBLY__) */

#endif /* !(_ASMsparc_SIGCONTEXT_H) */