bsp/realview-pbx-a9: Fix printk() support

Avoid dependencies on the Termios support in case only printk() is used
by the application.

1 files changed, 48 insertions, 0 deletions

diff --git a/bsps/arm/realview-pbx-a9/console/console-polled.c b/bsps/arm/realview-pbx-a9/console/console-polled.c
new file mode 100644
index 0000000000..53d5288e68
--- /dev/null
+++ b/bsps/arm/realview-pbx-a9/console/console-polled.c
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2013, 2018 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Dornierstr. 4
+ *  82178 Puchheim
+ *  Germany
+ *  <info@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.org/license/LICENSE.
+ */
+
+#include <bsp/console.h>
+#include <bsp.h>
+#include <bsp/irq.h>
+
+#include <rtems/bspIo.h>
+
+arm_pl011_context rvpbx_pl011_context = {
+  .base = RTEMS_TERMIOS_DEVICE_CONTEXT_INITIALIZER("PL011"),
+  .regs = (volatile pl011 *) 0x10009000,
+  .irq = RVPBXA9_IRQ_UART_0,
+  .initial_baud = 115200
+};
+
+static void output_char(char c)
+{
+  arm_pl011_write_polled(&rvpbx_pl011_context.base, c);
+}
+
+bool rvpbx_pl011_probe(rtems_termios_device_context *base)
+{
+  BSP_output_char = output_char;
+
+  return arm_pl011_probe(base);
+}
+
+static void output_char_init(char c)
+{
+  rvpbx_pl011_probe(&rvpbx_pl011_context.base);
+  output_char(c);
+}
+
+BSP_output_char_function_type BSP_output_char = output_char_init;
+
+BSP_polling_getchar_function_type BSP_poll_char = NULL;