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@@ -1,10 +1,22 @@
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/* vi: set sw=4 ts=4: */
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/* syscall for blackfin/uClibc
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*
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- * Copyright (C) 2004 by Analog Devices Inc.
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- * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
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+ * Copyright (C) 2004-2006 by Analog Devices Inc.
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+ * Copyright (C) 2002 by Erik Andersen <andersen@uclibc.org>
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*
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- * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
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+ * This program is free software; you can redistribute it and/or modify it
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+ * under the terms of the GNU Library General Public License as published by
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+ * the Free Software Foundation; either version 2 of the License, or (at your
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+ * option) any later version.
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+ *
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+ * This program is distributed in the hope that it will be useful, but WITHOUT
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+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
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+ * for more details.
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+ *
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+ * You should have received a copy of the GNU Library General Public License
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+ * along with this program; if not, write to the Free Software Foundation,
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+ * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <features.h>
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@@ -12,26 +24,34 @@
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#include <sys/types.h>
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#include <sys/syscall.h>
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-long syscall(long sysnum, long a, long b, long c, long d, long e)
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+long syscall(long sysnum, long a, long b, long c, long d, long e, long f)
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{
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int _r0 = 0;
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- __asm__ volatile(
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- "p0 = %1;" /*SysCall Number*/
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- "r0 = %2;"
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- "r1 = %3;"
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- "r2 = %4;"
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- "r3 = %6;"
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- "r4 = %5;"
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- "excpt 0;" /*Call the System Call*/
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- "%0 = r0;" /*Store the result of syscall*/
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- : "=r"(_r0)
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- : "r"(sysnum), "r"(a), "r"(b),
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- "r"(c), "r"(d), "r"(e)
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- : "memory");
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- if(_r0 >=(unsigned long) -4095) {
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- (*__errno_location())=(-_r0);
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- _r0=(unsigned long) -1;
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- }
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- return (long) _r0;
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+ __asm__ __volatile__ (
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+ "R5 = %7;"
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+ "R4 = %6;"
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+ "R3 = %5;"
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+ "R2 = %4;"
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+ "R1 = %3;"
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+ "R0 = %2;"
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+ "P0 = %1;"
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+ "excpt 0;"
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+ "%0 = R0;"
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+ : "=r" (_r0)
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+ : "rm" (sysnum),
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+ "rm" (a),
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+ "rm" (b),
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+ "rm" (c),
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+ "rm" (d),
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+ "rm" (e),
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+ "rm" (f)
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+ : "memory","CC","R0","R1","R2","R3","R4","R5","P0");
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+
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+ if (_r0 >= (unsigned long) -4095) {
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+ (*__errno_location()) = (-_r0);
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+ _r0 = (unsigned long) -1;
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+ }
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+
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+ return (long)_r0;
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}
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