initial import

1 files changed, 53 insertions, 0 deletions

diff --git a/sysdeps/standalone/m68k/m68020/mvme136/brdinit.c b/sysdeps/standalone/m68k/m68020/mvme136/brdinit.c
new file mode 100644
index 0000000000..0c4801a49b
--- /dev/null
+++ b/sysdeps/standalone/m68k/m68020/mvme136/brdinit.c
@@ -0,0 +1,53 @@
+/* Copyright (C) 1994 Free Software Foundation, Inc.
+   Contributed by Joel Sherrill (jsherril@redstone-emh2.army.mil),
+     On-Line Applications Research Corporation.
+ 
+This file is part of the GNU C Library.
+ 
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+ 
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+ 
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <standalone.h>
+#include "m68020.h"
+
+/*  _Board_Initialize()
+
+This routine initializes the Motorola MVME135/MVME136.  */
+
+void 
+DEFUN_VOID(_Board_Initialize)
+{
+  mc68020_isr *monitors_vector_table;
+  int          index;
+ 
+  monitors_vector_table = (mc68020_isr *)0;   /* 135Bug Vectors are at 0 */
+  set_vbr( monitors_vector_table );
+
+  for ( index=2 ; index<=255 ; index++ )
+    M68Kvec[ index ] = monitors_vector_table[ 32 ];
+
+  M68Kvec[  2 ] = monitors_vector_table[  2 ];   /* bus error vector */
+  M68Kvec[  4 ] = monitors_vector_table[  4 ];   /* breakpoints vector */
+  M68Kvec[  9 ] = monitors_vector_table[  9 ];   /* trace vector */
+  M68Kvec[ 47 ] = monitors_vector_table[ 47 ];   /* system call vector */
+
+  set_vbr( &M68Kvec );
+
+  (*(unsigned char *)0xfffb0067) = 0x7f; /* make VME access round-robin */
+
+  enable_caching();
+
+}