[src/netbsd-1-4]: src/sys/arch/alpha/alpha pull up rev(s) 1.1 (new file) from...

[cgd <cgd%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/58b7272d6c1e
branches:  netbsd-1-4
changeset: 468828:58b7272d6c1e
user:      cgd <cgd%NetBSD.org@localhost>
date:      Mon Jun 21 19:20:27 1999 +0000

description:
pull up rev(s) 1.1 (new file) from trunk. (cgd)

diffstat:

 sys/arch/alpha/alpha/osf1_locore.s |  91 ++++++++++++++++++++++++++++++++++++++
 1 files changed, 91 insertions(+), 0 deletions(-)

diffs (95 lines):

diff -r 0d62078fea84 -r 58b7272d6c1e sys/arch/alpha/alpha/osf1_locore.s
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/alpha/alpha/osf1_locore.s        Mon Jun 21 19:20:27 1999 +0000
@@ -0,0 +1,91 @@
+/* $NetBSD: osf1_locore.s,v 1.1.4.2 1999/06/21 19:20:27 cgd Exp $ */
+
+/*
+ * Copyright (c) 1999 Christopher G. Demetriou.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed by Christopher G. Demetriou
+ *     for the NetBSD Project.
+ * 4. 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.
+ */
+
+/*
+ * Copyright (c) 1994, 1995, 1996 Carnegie-Mellon University.
+ * All rights reserved.
+ *
+ * Author: Chris G. Demetriou
+ *
+ * Permission to use, copy, modify and distribute this software and
+ * its documentation is hereby granted, provided that both the copyright
+ * notice and this permission notice appear in all copies of the
+ * software, derivative works or modified versions, and any portions
+ * thereof, and that both notices appear in supporting documentation.
+ *
+ * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
+ * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
+ * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
+ *
+ * Carnegie Mellon requests users of this software to return to
+ *
+ *  Software Distribution Coordinator  or  Software.Distribution%CS.CMU.EDU@localhost
+ *  School of Computer Science
+ *  Carnegie Mellon University
+ *  Pittsburgh PA 15213-3890
+ *
+ * any improvements or extensions that they make and grant Carnegie the
+ * rights to redistribute these changes.
+ */
+
+#include "opt_compat_osf1.h"
+
+#include <machine/asm.h>
+
+#ifdef COMPAT_OSF1
+#include <compat/osf1/osf1_syscall.h>
+#endif
+
+__KERNEL_RCSID(0, "$NetBSD: osf1_locore.s,v 1.1.4.2 1999/06/21 19:20:27 cgd Exp $");
+
+/*
+ * OSF/1 signal trampoline code.
+ */
+
+#define OSF1_SYSCALLNUM(name)                                  \
+       ___CONCAT(OSF1_SYS_,name)
+
+#define OSF1_CALLSYS_NOERROR(name)                             \
+       ldiq    v0, OSF1_SYSCALLNUM(name);                      \
+       call_pal PAL_OSF1_callsys
+
+NESTED(osf1_sigcode,0,0,ra,0,0)
+       lda     sp, -16(sp)
+       stq     a2, 0(sp)
+       jsr     ra, (t12)
+       ldq     a0, 0(sp)
+       lda     sp, 16(sp)
+       OSF1_CALLSYS_NOERROR(sigreturn)
+       mov     v0, a0
+       OSF1_CALLSYS_NOERROR(exit)
+XNESTED(osf1_esigcode,0)
+       END(osf1_sigcode)