[src/thorpej_scsipi]: src/sys/arch/arm/arm Separate out sigcode into its own ...

[bjh21 <bjh21%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/bf22993bdd94
branches:  thorpej_scsipi
changeset: 477358:bf22993bdd94
user:      bjh21 <bjh21%NetBSD.org@localhost>
date:      Sat Jan 13 00:06:51 2001 +0000

description:
Separate out sigcode into its own file, since it's shared by arm26 and arm32.

diffstat:

 sys/arch/arm/arm/sigcode.S |  68 ++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 68 insertions(+), 0 deletions(-)

diffs (72 lines):

diff -r 065b75cd3ec2 -r bf22993bdd94 sys/arch/arm/arm/sigcode.S
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/arm/arm/sigcode.S        Sat Jan 13 00:06:51 2001 +0000
@@ -0,0 +1,68 @@
+/*     $NetBSD: sigcode.S,v 1.1.2.2 2001/01/13 00:06:51 bjh21 Exp $    */
+
+/*
+ * Copyright (C) 1994-1997 Mark Brinicombe
+ * Copyright (C) 1994 Brini
+ * 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 Brini.
+ * 4. The name of Brini may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY BRINI ``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 BRINI 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 <machine/asm.h>
+
+RCSID("$NetBSD: sigcode.S,v 1.1.2.2 2001/01/13 00:06:51 bjh21 Exp $")
+
+#include "assym.h"
+#include <sys/syscall.h>
+
+/*
+ * Signal trampoline; copied to top of user stack.
+ */
+
+ENTRY_NP(sigcode)
+/*
+ * r0-r2 are our signal handler parameters
+ * r3 is the handler address
+ */
+
+       add     lr, pc, #0                      /* Set return address */
+       mov     pc, r3                          /* Call the handler */
+
+/*
+ * Call sig_return with address of the signal context
+ * Note: Don't use SIG_SCP as this make have been trashed by the program
+ */
+       add     r0, sp, #SIGF_SC
+       swi     SYS___sigreturn14
+
+/* Well if that failed we better exit quick ! */
+
+       swi     SYS_exit
+       b       . - 8
+
+       .align  0
+        .global _C_LABEL(esigcode)
+_C_LABEL(esigcode):