Added FM radio simulation, with a good station at 99.4MHz

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@4823 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 58 insertions, 0 deletions

diff --git a/uisimulator/common/fmradio.c b/uisimulator/common/fmradio.c
new file mode 100644
index 0000000000..280a963f5a
--- /dev/null
+++ b/uisimulator/common/fmradio.c
@@ -0,0 +1,58 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2002 by Linus Nielsen Feltzing
+ *
+ * All files in this archive are subject to the GNU General Public License.
+ * See the file COPYING in the source tree root for full license agreement.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#include "debug.h"
+
+#ifdef HAVE_FMRADIO
+
+static int fmstatus = 0;
+
+static int fmradio_reg[3];
+
+int fmradio_read(int addr)
+{
+    if(addr == 0)
+        return fmradio_reg[2]; /* To please the hardware detection */
+    else
+    {
+        if(addr == 3)
+        {
+            /* Fake a good radio station at 99.4MHz */
+            if(((fmradio_reg[1] >> 3) & 0xffff) == 11010)
+                return 0x100000 | 85600;
+        }
+    }
+    return 0;
+}
+
+void fmradio_set(int addr, int data)
+{
+    fmradio_reg[addr] = data;
+}
+
+void fmradio_set_status(int status)
+{
+    fmstatus = status;
+}
+
+int fmradio_get_status(void)
+{
+    return fmstatus;
+}
+
+#endif