1 files changed, 59 insertions, 0 deletions
diff --git a/sim/txvu/device.c b/sim/txvu/device.c
new file mode 100644
index 0000000..5dda361
--- /dev/null
+++ b/sim/txvu/device.c
@@ -0,0 +1,59 @@
+/*  Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au>
+    Copyright (C) 1998, Cygnus Solutions
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program 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 General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+    */
+
+#include "sim-main.h"
+#include "device.h"
+
+void 
+device_error (device *me, char* message) 
+{
+    fprintf(stderr, "device_error: %s: %s", me->name, message);
+}
+
+int
+device_io_read_buffer(device *me,
+                      void *dest,
+                      int space,
+                      address_word addr,
+                      unsigned nr_bytes,
+                      sim_cpu *processor,
+                      sim_cia cia)
+{
+  if (me->io_read_buffer_callback == NULL)
+    device_error(me, "no io_read_buffer_callback method");
+  return me->io_read_buffer_callback(me, dest, space,
+                                      addr, nr_bytes,
+                                      processor, cia);
+}
+
+int
+device_io_write_buffer(device *me,
+                       const void *source,
+                       int space,
+                       address_word addr,
+                       unsigned nr_bytes,
+                       sim_cpu *processor,
+                       sim_cia cia)
+{
+  if (me->io_write_buffer_callback == NULL)
+    device_error(me, "no io_write_buffer_callback method");
+  return me->io_write_buffer_callback(me, source, space,
+                                       addr, nr_bytes,
+                                       processor, cia);
+}