Initial import of arm32 port

1 files changed, 65 insertions, 0 deletions

diff --git a/sys/arch/arm32/boot/enteros.S b/sys/arch/arm32/boot/enteros.S
new file mode 100644
index 00000000000..d3ba96691ef
--- /dev/null
+++ b/sys/arch/arm32/boot/enteros.S
@@ -0,0 +1,65 @@
+/* $NetBSD: enteros.S,v 1.1 1996/01/31 23:18:11 mark Exp $ */
+
+/*
+ * Copyright (c) 1994,1995 Mark Brinicombe.
+ * Copyright (c) 1994 Brini.
+ * All rights reserved.
+ *
+ * This code is derived from software written for Brini by Mark Brinicombe
+ *
+ * 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 the company nor the name of the author may 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 THE REGENTS OR CONTRIBUTORS 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.
+ *
+ * RiscBSD kernel project
+ *
+ * enteros.s
+ *
+ * Created      : 12/09/94
+ * Last updated : 12/09/94
+ *
+ * Based on kate/library/enteros.s
+ *
+ *    $Id: enteros.S,v 1.1 1996/04/24 11:08:31 deraadt Exp $
+ */
+
+#include "regs.h"
+
+#define OS_EnterOS	0x0016
+
+/*
+ * Enters SVC26 mode
+ */
+
+	.text
+	.global	_EnterOS
+_EnterOS:
+	mov	r1, lr
+	swi	OS_EnterOS
+
+	mov	r0, pc
+	mov	pc, r1
+