/*
* Copyright (C) 2006 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <libc.h>
sysarg_t __syscall(const sysarg_t p1, const sysarg_t p2, const sysarg_t p3, const sysarg_t p4, const syscall_t id)
{
register sysarg_t __ppc32_reg_r3 asm("3") = p1;
register sysarg_t __ppc32_reg_r4 asm("4") = p2;
register sysarg_t __ppc32_reg_r5 asm("5") = p3;
register sysarg_t __ppc32_reg_r6 asm("6") = p4;
register sysarg_t __ppc32_reg_r7 asm("7") = id;
asm volatile (
"sc\n"
: "=r" (__ppc32_reg_r3)
: "r" (__ppc32_reg_r3),
"r" (__ppc32_reg_r4),
"r" (__ppc32_reg_r5),
"r" (__ppc32_reg_r6),
"r" (__ppc32_reg_r7)
);
return __ppc32_reg_r3;
}