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authorSebastian Huber <sebastian.huber@embedded-brains.de>2018-04-19 06:28:01 +0200
committerSebastian Huber <sebastian.huber@embedded-brains.de>2018-04-20 13:08:32 +0200
commitd7d66d7d4523b904c8ccc6aea3709dc0d5aa5bdc (patch)
treecaa54b4229e86a68c84ab5961af34e087dce5302 /bsps/powerpc/psim
parentbsps/powerpc: Move shared btimer support (diff)
downloadrtems-d7d66d7d4523b904c8ccc6aea3709dc0d5aa5bdc.tar.bz2
bsps: Move console drivers to bsps
This patch is a part of the BSP source reorganization. Update #3285.
Diffstat (limited to 'bsps/powerpc/psim')
-rw-r--r--bsps/powerpc/psim/console/console-io.c78
-rw-r--r--bsps/powerpc/psim/console/consupp.S33
2 files changed, 111 insertions, 0 deletions
diff --git a/bsps/powerpc/psim/console/console-io.c b/bsps/powerpc/psim/console/console-io.c
new file mode 100644
index 0000000000..512b90dde2
--- /dev/null
+++ b/bsps/powerpc/psim/console/console-io.c
@@ -0,0 +1,78 @@
+/*
+ * This file contains the hardware specific portions of the TTY driver
+ * for the simulated serial port on the PowerPC simulator.
+ */
+
+/*
+ * COPYRIGHT (c) 1989-2004.
+ * On-Line Applications Research Corporation (OAR).
+ *
+ * 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.h>
+#include <bsp/console-polled.h>
+#include <rtems/libio.h>
+#include <stdlib.h>
+#include <assert.h>
+
+/*
+ * console_initialize_hardware
+ *
+ * This routine initializes the console hardware.
+ *
+ */
+
+void console_initialize_hardware(void)
+{
+}
+
+/* external prototypes for monitor interface routines */
+
+void outbyte( char );
+char inbyte( void );
+
+/*
+ * console_outbyte_polled
+ *
+ * This routine transmits a character using polling.
+ */
+
+void console_outbyte_polled(
+ int port,
+ char ch
+)
+{
+ outbyte( ch );
+}
+
+/*
+ * console_inbyte_nonblocking
+ *
+ * This routine polls for a character.
+ */
+
+int console_inbyte_nonblocking(
+ int port
+)
+{
+ char c;
+
+ c = inbyte();
+ if (!c)
+ return -1;
+ return c;
+}
+
+/*
+ * To support printk
+ */
+
+#include <rtems/bspIo.h>
+
+static void PSIM_output_char(char c) { console_outbyte_polled( 0, c ); }
+
+BSP_output_char_function_type BSP_output_char = PSIM_output_char;
+BSP_polling_getchar_function_type BSP_poll_char = NULL;
diff --git a/bsps/powerpc/psim/console/consupp.S b/bsps/powerpc/psim/console/consupp.S
new file mode 100644
index 0000000000..bb9e834fc6
--- /dev/null
+++ b/bsps/powerpc/psim/console/consupp.S
@@ -0,0 +1,33 @@
+/*
+ * Adapted from the mvme-inbyte.S and mvme-outbyte.S files in libgloss.
+ * These should work on all targets using the ppcbug monitor.
+ *
+ * Copyright (c) 1995 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 "ppc-asm.h"
+
+ .file "support.s"
+ .text
+FUNC_START(outbyte)
+ li r10,0x20
+ sc
+ blr
+FUNC_END(outbyte)
+
+ .text
+FUNC_START(inbyte)
+ li r10,0x0
+ sc
+ blr
+FUNC_END(inbyte)