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Annotation of sys/arch/mips64/include/signal.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: signal.h,v 1.8 2006/01/09 18:18:37 millert Exp $      */
                      2:
                      3: /*
                      4:  * Copyright (c) 1992, 1993
                      5:  *     The Regents of the University of California.  All rights reserved.
                      6:  *
                      7:  * This code is derived from software contributed to Berkeley by
                      8:  * Ralph Campbell.
                      9:  *
                     10:  * Redistribution and use in source and binary forms, with or without
                     11:  * modification, are permitted provided that the following conditions
                     12:  * are met:
                     13:  * 1. Redistributions of source code must retain the above copyright
                     14:  *    notice, this list of conditions and the following disclaimer.
                     15:  * 2. Redistributions in binary form must reproduce the above copyright
                     16:  *    notice, this list of conditions and the following disclaimer in the
                     17:  *    documentation and/or other materials provided with the distribution.
                     18:  * 3. Neither the name of the University nor the names of its contributors
                     19:  *    may be used to endorse or promote products derived from this software
                     20:  *    without specific prior written permission.
                     21:  *
                     22:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     23:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     24:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     25:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     26:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     27:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     28:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     29:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     30:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     31:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     32:  * SUCH DAMAGE.
                     33:  *
                     34:  *     @(#)signal.h    8.1 (Berkeley) 6/10/93
                     35:  */
                     36:
                     37: #ifndef _MIPS_SIGNAL_H_
                     38: #define _MIPS_SIGNAL_H_
                     39:
                     40: #include <sys/cdefs.h>
                     41:
                     42: #if !defined(__LANGUAGE_ASSEMBLY)
                     43: #include <sys/types.h>
                     44:
                     45: /*
                     46:  * Machine-dependent signal definitions
                     47:  */
                     48: typedef int sig_atomic_t;
                     49:
                     50: #if __BSD_VISIBLE || __XPG_VISIBLE >= 420
                     51: /*
                     52:  * Information pushed on stack when a signal is delivered.
                     53:  * This is used by the kernel to restore state following
                     54:  * execution of the signal handler.  It is also made available
                     55:  * to the handler to allow it to restore state properly if
                     56:  * a non-standard exit is performed.
                     57:  */
                     58: struct sigcontext {
                     59:        long    sc_onstack;     /* sigstack state to restore */
                     60:        long     sc_mask;       /* signal mask to restore */
                     61:        __register_t sc_pc;     /* pc at time of signal */
                     62:        __register_t sc_regs[32]; /* processor regs 0 to 31 */
                     63:        __register_t mullo;     /* mullo and mulhi registers... */
                     64:        __register_t mulhi;     /* mullo and mulhi registers... */
                     65:        f_register_t sc_fpregs[33]; /* fp regs 0 to 31 and csr */
                     66:        long    sc_fpused;      /* fp has been used */
                     67:        long    sc_fpc_eir;     /* floating point exception instruction reg */
                     68:        long    xxx[8];         /* XXX reserved */
                     69: };
                     70: #endif /* __BSD_VISIBLE || __XPG_VISIBLE >= 420 */
                     71:
                     72: #else /* __LANGUAGE_ASSEMBLY */
                     73: #define SC_ONSTACK     (0 * REGSZ)
                     74: #define        SC_MASK         (1 * REGSZ)
                     75: #define        SC_PC           (2 * REGSZ)
                     76: #define        SC_REGS         (3 * REGSZ)
                     77: #define        SC_MULLO        (35 * REGSZ)
                     78: #define        SC_MULHI        (36 * REGSZ)
                     79: #define        SC_FPREGS       (37 * REGSZ)
                     80: #define        SC_FPUSED       (70 * REGSZ)
                     81: #define        SC_FPC_EIR      (71 * REGSZ)
                     82: #endif /* __LANGUAGE_ASSEMBLY */
                     83:
                     84: #endif /* !_MIPS_SIGNAL_H_ */