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Annotation of sys/lib/libkern/arch/m68k/SYS.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: SYS.h,v 1.3 2003/06/02 23:28:08 millert Exp $ */
        !             2: /*     $NetBSD: SYS.h,v 1.2 1994/10/26 06:39:23 cgd Exp $      */
        !             3:
        !             4: /*-
        !             5:  * Copyright (c) 1990 The Regents of the University of California.
        !             6:  * All rights reserved.
        !             7:  *
        !             8:  * This code is derived from software contributed to Berkeley by
        !             9:  * the Systems Programming Group of the University of Utah Computer
        !            10:  * Science Department.
        !            11:  *
        !            12:  * Redistribution and use in source and binary forms, with or without
        !            13:  * modification, are permitted provided that the following conditions
        !            14:  * are met:
        !            15:  * 1. Redistributions of source code must retain the above copyright
        !            16:  *    notice, this list of conditions and the following disclaimer.
        !            17:  * 2. Redistributions in binary form must reproduce the above copyright
        !            18:  *    notice, this list of conditions and the following disclaimer in the
        !            19:  *    documentation and/or other materials provided with the distribution.
        !            20:  * 3. Neither the name of the University nor the names of its contributors
        !            21:  *    may be used to endorse or promote products derived from this software
        !            22:  *    without specific prior written permission.
        !            23:  *
        !            24:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            25:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            26:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            27:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            28:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            29:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            30:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            31:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            32:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            33:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            34:  * SUCH DAMAGE.
        !            35:  *
        !            36:  *     @(#)SYS.h       5.5 (Berkeley) 5/7/91
        !            37:  */
        !            38:
        !            39: #include <sys/syscall.h>
        !            40: #include <machine/asm.h>
        !            41:
        !            42: #ifdef __STDC__
        !            43:
        !            44: #ifdef PIC
        !            45: /* With PIC code, we can't pass the error to cerror in d0,
        !            46:    because the jump might go via the binder. */
        !            47: #define        SYSCALL(x)      .even; err: movl d0,sp@-; jra cerror; ENTRY(x); \
        !            48:                        movl \#SYS_ ## x,d0; trap \#0; jcs err
        !            49: #else /* !PIC */
        !            50: #define        SYSCALL(x)      .even; err: jra cerror; ENTRY(x); \
        !            51:                        movl \#SYS_ ## x,d0; trap \#0; jcs err
        !            52: #endif /* !PIC */
        !            53:
        !            54: #define        RSYSCALL(x)     SYSCALL(x); rts
        !            55: #define        PSEUDO(x,y)     ENTRY(x); movl \#SYS_ ## y,d0; trap \#0; rts
        !            56:
        !            57: #else /* !__STDC__ */
        !            58:
        !            59: #ifdef PIC
        !            60: /* With PIC code, we can't pass the error to cerror in d0,
        !            61:    because the jump might go via the binder. */
        !            62: #define        SYSCALL(x)      .even; err: movl d0,sp@-; jra cerror; ENTRY(x); \
        !            63:                        movl #SYS_/**/x,d0; trap #0; jcs err
        !            64: #else /* !PIC */
        !            65: #define        SYSCALL(x)      .even; err: jra cerror; ENTRY(x); \
        !            66:                        movl #SYS_/**/x,d0; trap #0; jcs err
        !            67: #endif /* !PIC */
        !            68:
        !            69: #define        RSYSCALL(x)     SYSCALL(x); rts
        !            70: #define        PSEUDO(x,y)     ENTRY(x); movl #SYS_/**/y,d0; trap #0; rts
        !            71:
        !            72: #endif /* !__STDC__ */
        !            73:
        !            74: #define        ASMSTR          .asciz
        !            75:
        !            76:        .globl  cerror