source: mainline/uspace/libc/arch/sparc64/include/syscall.h@ 002e613

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 002e613 was 002e613, checked in by Jakub Jermar <jakub@…>, 19 years ago

Allow architectures to decide between inlined and not inlined version of syscall wrapper.
Implement inlined syscall wrapper for sparc64.

  • Property mode set to 100644
File size: 2.0 KB
RevLine 
[bb5b950]1/*
[002e613]2 * Copyright (C) 2005 Martin Decky
[bb5b950]3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * - The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
[002e613]29/** @addtogroup libc
[bb5b950]30 * @{
31 */
32/** @file
33 */
34
[002e613]35#ifndef LIBC_sparc64_SYSCALL_H_
36#define LIBC_sparc64_SYSCALL_H_
[bb5b950]37
[002e613]38#include <types.h>
39#include <kernel/syscall/syscall.h>
40
41static inline sysarg_t
42__syscall(const sysarg_t p1, const sysarg_t p2, const sysarg_t p3, const sysarg_t p4, const syscall_t id)
[bb5b950]43{
[002e613]44 register uint64_t a1 asm("o0") = p1;
45 register uint64_t a2 asm("o1") = p2;
46 register uint64_t a3 asm("o2") = p3;
47 register uint64_t a4 asm("o3") = p4;
48
49 __asm__ volatile (
50 "ta %5\n"
51 : "=r" (a1)
52 : "r" (a1), "r" (a2), "r" (a3), "r" (a4), "i" (id)
53 );
54
55 return a1;
[bb5b950]56}
57
[002e613]58#endif
59
[bb5b950]60/** @}
61 */
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