Initial revision

1 files changed, 131 insertions, 0 deletions

diff --git a/board/ml2/serial.c b/board/ml2/serial.c
new file mode 100644
index 0000000000..dc9a8ea537
--- /dev/null
+++ b/board/ml2/serial.c
@@ -0,0 +1,131 @@
+/*
+ * (C) Copyright 2002
+ * Peter De Schrijver (p2@mind.be), Mind Linux Solutions, NV.
+ *
+ * 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 <asm/u-boot.h>
+#include <asm/processor.h>
+#include <common.h>
+#include <command.h>
+#include <configs/ML2.h>
+
+#if (defined CFG_INIT_CHAN1) || (defined CFG_INIT_CHAN2)
+#include <ns16550.h>
+#endif
+
+#if 0
+#include "serial.h"
+#endif
+
+#if (defined CFG_INIT_CHAN1) || (defined CFG_INIT_CHAN2)
+const NS16550_t COM_PORTS[] = { (NS16550_t) CFG_NS16550_COM1,
+		                (NS16550_t) CFG_NS16550_COM2 };
+#endif
+
+int
+serial_init (void)
+{
+		DECLARE_GLOBAL_DATA_PTR;
+
+	    int clock_divisor = CFG_NS16550_CLK / 16 / gd->baudrate;
+
+#ifdef CFG_INIT_CHAN1
+	    (void)NS16550_init(COM_PORTS[0], clock_divisor);
+#endif
+#ifdef CFG_INIT_CHAN2
+	    (void)NS16550_init(COM_PORTS[1], clock_divisor);
+#endif
+		return 0;
+
+}
+
+void
+serial_putc(const char c)
+{
+    if (c == '\n')
+        NS16550_putc(COM_PORTS[CFG_DUART_CHAN], '\r');
+
+    NS16550_putc(COM_PORTS[CFG_DUART_CHAN], c);
+}
+
+int
+serial_getc(void)
+{
+    return NS16550_getc(COM_PORTS[CFG_DUART_CHAN]);
+}
+
+int
+serial_tstc(void)
+{
+    return NS16550_tstc(COM_PORTS[CFG_DUART_CHAN]);
+}
+
+void
+serial_setbrg (void)
+{
+	DECLARE_GLOBAL_DATA_PTR;
+
+    int clock_divisor = CFG_NS16550_CLK / 16 / gd->baudrate;
+
+#ifdef CFG_INIT_CHAN1
+    NS16550_reinit(COM_PORTS[0], clock_divisor);
+#endif
+#ifdef CFG_INIT_CHAN2
+    NS16550_reinit(COM_PORTS[1], clock_divisor);
+#endif
+}
+
+void
+serial_puts (const char *s)
+{
+	while (*s) {
+		serial_putc (*s++);
+	}
+}
+
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+void
+kgdb_serial_init(void)
+{
+}
+
+void
+putDebugChar (int c)
+{
+	serial_putc (c);
+}
+
+void
+putDebugStr (const char *str)
+{
+	serial_puts (str);
+}
+
+int
+getDebugChar (void)
+{
+	return serial_getc();
+}
+
+void
+kgdb_interruptible (int yes)
+{
+	return;
+}
+#endif	/* CFG_CMD_KGDB	*/