syscall.h

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00001 /*
00002  * Copyright (c) 2005 Martin Decky
00003  * All rights reserved.
00004  *
00005  * Redistribution and use in source and binary forms, with or without
00006  * modification, are permitted provided that the following conditions
00007  * are met:
00008  *
00009  * - Redistributions of source code must retain the above copyright
00010  *   notice, this list of conditions and the following disclaimer.
00011  * - Redistributions in binary form must reproduce the above copyright
00012  *   notice, this list of conditions and the following disclaimer in the
00013  *   documentation and/or other materials provided with the distribution.
00014  * - The name of the author may not be used to endorse or promote products
00015  *   derived from this software without specific prior written permission.
00016  *
00017  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
00018  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
00019  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
00020  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
00021  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
00022  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
00023  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
00024  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
00025  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
00026  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00027  */
00028 
00035 #ifndef LIBC_sparc64_SYSCALL_H_
00036 #define LIBC_sparc64_SYSCALL_H_
00037 
00038 #include <sys/types.h>
00039 #include <kernel/syscall/syscall.h>
00040 
00041 #define __syscall0      __syscall
00042 #define __syscall1      __syscall
00043 #define __syscall2      __syscall
00044 #define __syscall3      __syscall
00045 #define __syscall4      __syscall
00046 #define __syscall5      __syscall
00047 #define __syscall6      __syscall
00048 
00049 static inline sysarg_t
00050 __syscall(const sysarg_t p1, const sysarg_t p2, const sysarg_t p3,
00051     const sysarg_t p4, const sysarg_t p5, const sysarg_t p6, const syscall_t id)
00052 {
00053         register uint64_t a1 asm("o0") = p1;
00054         register uint64_t a2 asm("o1") = p2;
00055         register uint64_t a3 asm("o2") = p3;
00056         register uint64_t a4 asm("o3") = p4;
00057         register uint64_t a5 asm("o4") = p5;
00058         register uint64_t a6 asm("o5") = p6;
00059 
00060         asm volatile (
00061                 "ta %7\n"
00062                 : "=r" (a1)
00063                 : "r" (a1), "r" (a2), "r" (a3), "r" (a4), "r" (a5), "r" (a6),
00064                   "i" (id)
00065                 : "memory"
00066         );
00067         
00068         return a1;
00069 }
00070 
00071 #endif
00072 

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