add framework for an LCD console.

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1514 42af7a65-404d-4744-a932-0658087f49c3

3 files changed, 225 insertions, 1 deletions

diff --git a/nuttx/configs/skp16c26/src/Makefile b/nuttx/configs/skp16c26/src/Makefile
index b18769de7..ba3f5c5ff 100644
--- a/nuttx/configs/skp16c26/src/Makefile
+++ b/nuttx/configs/skp16c26/src/Makefile
@@ -39,7 +39,7 @@ CFLAGS		+= -I$(TOPDIR)/sched
 
 ASRCS		= 
 AOBJS		= $(ASRCS:.S=$(OBJEXT))
-CSRCS		= up_leds.c up_buttons.c
+CSRCS		= up_leds.c up_buttons.c up_lcdconsole.c
 COBJS		= $(CSRCS:.c=$(OBJEXT))
 
 SRCS		= $(ASRCS) $(CSRCS)
diff --git a/nuttx/configs/skp16c26/src/skp16c26_internal.h b/nuttx/configs/skp16c26/src/skp16c26_internal.h
new file mode 100644
index 000000000..cdfc4460d
--- /dev/null
+++ b/nuttx/configs/skp16c26/src/skp16c26_internal.h
@@ -0,0 +1,71 @@
+/************************************************************************************
+ * configs/skp16c26/src/scp16c26_internal.h 
+ *
+ *   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ************************************************************************************/
+
+#ifndef __CONFIGS_SKP16C26_SRC_SKP16C26_INTERNAL_H
+#define __CONFIGS_SKP16C26_SRC_SKP16C26_INTERNAL_H
+
+/************************************************************************************
+ * Included Files
+ ************************************************************************************/
+
+#ifndef __ASSEMBLY__
+# include <sys/types.h>
+#endif
+
+/************************************************************************************
+ * Definitions
+ ************************************************************************************/
+
+/********************************************************************************/
+/* Macro Definitions 															*/
+/********************************************************************************/
+
+/************************************************************************************
+ * Inline Functions
+ ************************************************************************************/
+
+#ifndef __ASSEMBLY__
+
+#endif
+
+/************************************************************************************
+ * Global Function Prototypes
+ ************************************************************************************/
+
+#ifndef __ASSEMBLY__
+
+#endif
+
+#endif  /* __CONFIGS_SKP16C26_SRC_SKP16C26_INTERNAL_H */
diff --git a/nuttx/configs/skp16c26/src/up_lcdconsole.c b/nuttx/configs/skp16c26/src/up_lcdconsole.c
new file mode 100644
index 000000000..d5786a9ed
--- /dev/null
+++ b/nuttx/configs/skp16c26/src/up_lcdconsole.c
@@ -0,0 +1,153 @@
+/************************************************************************************
+ * configs/scp16c26/src/up_lcd.c
+ *
+ *   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name Gregory Nutt nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ************************************************************************************/
+
+/************************************************************************************
+ * Included Files
+ ************************************************************************************/
+
+#include <nuttx/config.h>
+#include <sys/types.h>
+#include <nuttx/arch.h>
+
+#include "up_internal.h"
+#include "skp16c26_internal.h"
+
+/* Only use the LCD as a console if there are is no serial console */
+
+#if defined(CONFIG_UART0_SERIAL_CONSOLE) && !defined(CONFIG_UART0_DISABLE)
+#  define HAVE_SERIALCONSOLE 1
+#elif defined(CONFIG_UART1_SERIAL_CONSOLE) && !defined(CONFIG_UART1_DISABLE)
+#  define HAVE_SERIALCONSOLE 1
+#elif defined(CONFIG_UART2_SERIAL_CONSOLE) && !defined(CONFIG_UART2_DISABLE)
+#  define HAVE_SERIALCONSOLE 1
+#else
+#  undef HAVE_SERIALCONSOLE
+#endif
+
+#ifndef HAVE_SERIALCONSOLE
+
+/************************************************************************************
+ * Definitions
+ ************************************************************************************/
+
+/************************************************************************************
+ * Private Data
+ ************************************************************************************/
+
+/************************************************************************************
+ * Private Functions
+ ************************************************************************************/
+
+/************************************************************************************
+ * Public Funtions
+ ************************************************************************************/
+
+/************************************************************************************
+ * Name: up_lowsetup
+ *
+ * Description:
+ *   This performs basic initialization of the hardware used for the console.
+ *   Its purpose is to get the console output availabe as soon as possible.
+ *
+ ************************************************************************************/
+
+void up_lowsetup(void)
+{
+#	warning "To be provided"
+}
+
+/************************************************************************************
+ * Name: up_earlyconsoleinit
+ *
+ * Description:
+ *   Performs the low level UART initialization early in  debug so that the serial
+ *   console will be available during bootup.  This must be called before
+ *   up_consoleinit.
+ *
+ ************************************************************************************/
+
+#if CONFIG_NFILE_DESCRIPTORS > 0 && !defined(CONFIG_DEV_LOWCONSOLE)
+void up_earlyconsoleinit(void)
+{
+  /* In this context, up_earlyconsoleinit does not need to do anything. */
+}
+#endif
+
+/************************************************************************************
+ * Name: up_consoleinit
+ *
+ * Description:
+ *   Register serial console and serial ports.  This assumes that
+ *   up_earlyconsoleinit was called previously.
+ *
+ ************************************************************************************/
+
+#if CONFIG_NFILE_DESCRIPTORS > 0 && !defined(CONFIG_DEV_LOWCONSOLE)
+void up_consoleinit(void)
+{
+  /* In this context, up_earlyconsoleinit does not need to do anything. */
+}
+#endif
+
+/************************************************************************************
+ * Name: up_lowputc
+ *
+ * Description:
+ *   Output one character on the console
+ *
+ ************************************************************************************/
+
+void up_lowputc(char ch)
+{
+#	warning "To be provided"
+}
+
+/************************************************************************************
+ * Name: up_putc
+ *
+ * Description:
+ *   Output one character on the console
+ *
+ ************************************************************************************/
+
+int up_putc(int ch)
+{
+  /* Same as up_lowputc in this context */
+
+  up_lowputc(ch);
+  return ch;
+}
+
+#endif /* HAVE_SERIALCONSOLE */