Added serial console driver for dm320

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@79 42af7a65-404d-4744-a932-0658087f49c3

arch/c5471/src/up_serial.c

@@ -136,7 +136,7 @@ struct uart_ops_s g_uart_ops =
 
 static char g_irdarxbuffer[CONFIG_UART_IRDA_RXBUFSIZE];
 static char g_irdatxbuffer[CONFIG_UART_IRDA_TXBUFSIZE];
-static char g_modemrxbuffer[CONFIG_UART_IRDA_RXBUFSIZE];
+static char g_modemrxbuffer[CONFIG_UART_MODEM_RXBUFSIZE];
 static char g_modemtxbuffer[CONFIG_UART_MODEM_TXBUFSIZE];
 
 /* This describes the state of the C5471 serial IRDA port. */

arch/dm320/defconfig

@@ -54,7 +54,6 @@ CONFIG_ARCH_STACKDUMP=y
 #
 # CONFIG_UARTn_SERIAL_CONSOLE - selects the UARTn for the
 #   console and ttys0 (default is the UART0).
-# CONFIG_UARTn_HWFLOWCONTROL - enables hardware flow control
 # CONFIG_UARTn_RXBUFSIZE - Characters are buffered as received.
 #   This specific the size of the receive buffer
 # CONFIG_UARTn_TXBUFSIZE - Characters are buffered before
@@ -66,8 +65,6 @@ CONFIG_ARCH_STACKDUMP=y
 #
 CONFIG_UART0_SERIAL_CONSOLE=y
 CONFIG_UART1_SERIAL_CONSOLE=n
-CONFIG_UART0_HWFLOWCONTROL=n
-CONFIG_UART1_HWFLOWCONTROL=n
 CONFIG_UART0_TXBUFSIZE=256
 CONFIG_UART1_TXBUFSIZE=256
 CONFIG_UART0_RXBUFSIZE=256

arch/dm320/include/serial.h

@@ -0,0 +1,61 @@
+/************************************************************
+ * serial.h
+ *
+ *   Copyright (C) 2007 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.
+ *
+ ************************************************************/
+
+#ifndef __ARCH_SERIAL_H
+#define __ARCH_SERIAL_H
+
+/************************************************************
+ * Included Files
+ ************************************************************/
+
+/************************************************************
+ * Definitions
+ ************************************************************/
+
+/* IOCTL commands supported by the DM320 serial driver */
+
+#define TIOCSBRK        0x5401  /* BSD compatibility */
+#define TIOCCBRK        0x5402  /* " " "           " */
+#define TIOCSERGSTRUCT  0x5403  /* Get up_dev_t for port */
+
+/************************************************************
+ * Public Data
+ ************************************************************/
+
+/************************************************************
+ * Public Functions
+ ************************************************************/
+
+#endif /* __ARCH_SERIAL_H */

arch/dm320/src/Makefile

@@ -45,14 +45,14 @@ ASRCS		+= up_lowputc.S
 endif
 AOBJS		= $(ASRCS:.S=.o)
 
-CSRCS		= up_boot.c up_initialize.c up_initialstate.c up_idle.c up_doirq.c \
-		  up_irq.c up_syscall.c up_dataabort.c up_prefetchabort.c \
-		  up_undefinedinsn.c up_interruptcontext.c up_timerisr.c \
-		  up_createstack.c up_usestack.c up_releasestack.c \
-		  up_exit.c up_assert.c up_blocktask.c up_unblocktask.c \
-		  up_releasepending.c up_reprioritizertr.c up_copystate.c \
-		  up_schedulesigaction.c up_sigdeliver.c \
-		  up_delay.c up_allocateheap.c
+CSRCS		= up_allocateheap.c up_assert.c up_blocktask.c up_boot.c \
+		  up_copystate.c up_createstack.c up_dataabort.c up_delay.c \
+		  up_doirq.c up_exit.c up_idle.c up_initialize.c \
+		  up_initialstate.c up_interruptcontext.c up_irq.c \
+		  up_prefetchabort.c up_releasepending.c up_releasestack.c \
+		  up_reprioritizertr.c up_schedulesigaction.c up_serial.c \
+		  up_sigdeliver.c up_syscall.c up_timerisr.c up_unblocktask.c \
+		  up_undefinedinsn.c up_usestack.c
 COBJS		= $(CSRCS:.c=.o)
 
 SRCS		= $(ASRCS) $(CSRCS)

arch/dm320/src/dm320-uart.h

@@ -67,7 +67,7 @@
 #define UART_DTRR_FE          0x0400 /* Framing error */
 #define UART_DTRR_ORF         0x0200 /* Overrun flag */
 #define UART_DTRR_PEF         0x0100 /* Parity error */
-#define UART_DTRR_DTR_MAS K   0x00ff /* Data transmit/receive */
+#define UART_DTRR_DTR_MASK    0x00ff /* Data transmit/receive */
 
 /* UART BRSR register bit definitions */
 /* The UART clock is half of the ARM clock */

arch/dm320/src/up_head.S

@@ -277,6 +277,13 @@ __start:
 
 	bl	up_boot
 
+	/* Perform early serial initialization */
+
+#ifdef CONFIG_DEV_CONSOLE
+	mov     fp, #0
+	bl      up_earlyserialinit
+#endif
+
 	/* Finally branch to the OS entry point */
 
 	mov	lr, #0