0,0 → 1,62 |
/* |
* 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. |
*/ |
|
/** @addtogroup libcppc64 ppc64 |
* @brief ppc64 architecture dependent parts of libc |
* @ingroup lc |
* @{ |
*/ |
/** @file |
*/ |
|
#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; |
} |
|
/** @} |
*/ |
|