1 files changed, 46 insertions, 0 deletions
diff --git a/libgloss/mcore/cmb-outbyte.c b/libgloss/mcore/cmb-outbyte.c
new file mode 100644
index 000000000..ea2aaef8b
--- /dev/null
+++ b/libgloss/mcore/cmb-outbyte.c
@@ -0,0 +1,46 @@
+/* cmb-outbyte.c -- outbyte function for CMB1200 eval board.
+ *
+ * Copyright (c) 1999 Cygnus Support
+ *
+ * The authors hereby grant permission to use, copy, modify, distribute,
+ * and license this software and its documentation for any purpose, provided
+ * that existing copyright notices are retained in all copies and that this
+ * notice is included verbatim in any distributions. No written agreement,
+ * license, or royalty fee is required for any of the authorized uses.
+ * Modifications to this software may be copyrighted by their authors
+ * and need not follow the licensing terms described here, provided that
+ * the new terms are clearly indicated on the first page of each file where
+ * they apply.
+ */
+#include <_ansi.h>
+
+#define _TX  0x40
+#define _SR  0x86
+
+#define UART0_BASE 0x10009000
+#define UART1_BASE 0x1000a000
+
+#define UART_BASE UART0_BASE
+
+#define TXREG ((volatile unsigned short *)(UART_BASE + _TX))
+#define SRREG ((volatile unsigned short *)(UART_BASE + _SR))
+
+#define TRDY  0x2000
+
+#define GDB_QUOTE_CHAR 15  /* ^O */
+
+/*
+ * outbyte -- send a byte to the UART.
+ */
+void
+_DEFUN (outbyte, (ch),
+	char ch)
+{
+    while (!(*SRREG & TRDY))
+	;
+    *TXREG = GDB_QUOTE_CHAR;
+
+    while (!(*SRREG & TRDY))
+	;
+    *TXREG = (unsigned short)ch;
+}