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Diffstat (limited to 'src/console/qemu_debugcon_console.c')
-rw-r--r--src/console/qemu_debugcon_console.c53
1 files changed, 53 insertions, 0 deletions
diff --git a/src/console/qemu_debugcon_console.c b/src/console/qemu_debugcon_console.c
new file mode 100644
index 0000000000..3037e3651c
--- /dev/null
+++ b/src/console/qemu_debugcon_console.c
@@ -0,0 +1,53 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 Red Hat Inc.
+ * Written by Gerd Hoffmann <kraxel@redhat.com>
+ *
+ * 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; version 2 of the License.
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <console/console.h>
+#include <arch/io.h>
+
+static void debugcon_init(void)
+{
+}
+
+static void debugcon_tx_byte(unsigned char data)
+{
+ outb(data, CONFIG_CONSOLE_QEMU_DEBUGCON_PORT);
+}
+
+static void debugcon_tx_flush(void)
+{
+}
+
+static unsigned char debugcon_rx_byte(void)
+{
+ return 0;
+}
+
+static int debugcon_tst_byte(void)
+{
+ return 0;
+}
+
+static const struct console_driver debugcon_console __console = {
+ .init = debugcon_init,
+ .tx_byte = debugcon_tx_byte,
+ .tx_flush = debugcon_tx_flush,
+ .rx_byte = debugcon_rx_byte,
+ .tst_byte = debugcon_tst_byte,
+};