From 451503eeb584a42403048580cf5da24b3e7aed70 Mon Sep 17 00:00:00 2001
From: patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3>
Date: Wed, 21 Mar 2007 23:06:29 +0000
Subject: [PATCH] Progress with DM320

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@117 42af7a65-404d-4744-a932-0658087f49c3
---
 arch/c5471/src/up_doirq.c        | 1 -
 arch/dm320/defconfig             | 5 ++---
 arch/dm320/ld.script             | 2 +-
 arch/dm320/src/up_allocateheap.c | 3 ++-
 arch/dm320/src/up_doirq.c        | 1 -
 arch/dm320/src/up_internal.h     | 2 +-
 arch/dm320/src/up_serial.c       | 7 +++----
 7 files changed, 9 insertions(+), 12 deletions(-)

diff --git a/arch/c5471/src/up_doirq.c b/arch/c5471/src/up_doirq.c
index ab1b40d655..73d6f8a762 100644
--- a/arch/c5471/src/up_doirq.c
+++ b/arch/c5471/src/up_doirq.c
@@ -97,7 +97,6 @@ void up_doirq(int irq, uint32* regs)
         * disabled.
         */
 
-       current_regs = NULL;
        up_enable_irq(irq);
     }
   up_ledoff(LED_INIRQ);
diff --git a/arch/dm320/defconfig b/arch/dm320/defconfig
index 4bf241ebe8..aaea0c3e58 100644
--- a/arch/dm320/defconfig
+++ b/arch/dm320/defconfig
@@ -38,13 +38,12 @@
 # CONFIG_ARCH - identifies the arch subdirectory
 # CONFIG_ARCH_name - for use in C code
 # CONFIG_ROM_VECTORS - unique to dm320
-# CONFIG_DRAM_START/SIZE - Describes the installed DRAM.
+# CONFIG_DRAM_SIZE - Describes the installed DRAM.
 # CONFIG_ARCH_STACKDUMP - Do stack dumps after assertions
 #
 CONFIG_ARCH=dm320
 CONFIG_ARCH_DM320=y
 CONFIG_ROM_VECTORS=n
-CONFIG_DRAM_START=0x01000000
 CONFIG_DRAM_SIZE=0x01000000
 CONFIG_DRAM_NUTTXENTRY=0x01008000
 CONFIG_ARCH_STACKDUMP=y
@@ -117,7 +116,7 @@ CONFIG_START_YEAR=2007
 CONFIG_START_MONTH=2
 CONFIG_START_DAY=13
 CONFIG_JULIAN_TIME=n
-CONFIG_DEV_CONSOLE=n
+CONFIG_DEV_CONSOLE=y
 
 #
 # The following can be used to disable categories of
diff --git a/arch/dm320/ld.script b/arch/dm320/ld.script
index 6ee7a5db3b..b048f088ac 100644
--- a/arch/dm320/ld.script
+++ b/arch/dm320/ld.script
@@ -39,7 +39,7 @@ SECTIONS
 {
 	/* The OS entry point is here */
 
-	. = 0x01008000;
+	. = 0x00008000;
 	.text : {
 		_stext = ABSOLUTE(.);
 		*(.text)
diff --git a/arch/dm320/src/up_allocateheap.c b/arch/dm320/src/up_allocateheap.c
index 871637ce4d..697818e8de 100644
--- a/arch/dm320/src/up_allocateheap.c
+++ b/arch/dm320/src/up_allocateheap.c
@@ -41,6 +41,7 @@
 #include <sys/types.h>
 #include <debug.h>
 #include <nuttx/arch.h>
+#include "dm320.h"
 #include "up_internal.h"
 
 /************************************************************
@@ -73,5 +74,5 @@
 void up_allocate_heap(FAR void **heap_start, size_t *heap_size)
 {
   *heap_start = (FAR void*)g_heapbase;
-  *heap_size  = (CONFIG_DRAM_START + CONFIG_DRAM_SIZE) - g_heapbase;
+  *heap_size  = (DM320_SDRAM_VADDR + CONFIG_DRAM_SIZE) - g_heapbase;
 }
diff --git a/arch/dm320/src/up_doirq.c b/arch/dm320/src/up_doirq.c
index c2981dd4e1..7f53f5eae7 100644
--- a/arch/dm320/src/up_doirq.c
+++ b/arch/dm320/src/up_doirq.c
@@ -96,7 +96,6 @@ void up_doirq(int irq, uint32* regs)
         * disabled.
         */
 
-       current_regs = NULL;
        up_enable_irq(irq);
     }
 #endif
diff --git a/arch/dm320/src/up_internal.h b/arch/dm320/src/up_internal.h
index 7420d30535..58f341793d 100644
--- a/arch/dm320/src/up_internal.h
+++ b/arch/dm320/src/up_internal.h
@@ -53,7 +53,7 @@
 #undef  CONFIG_SUPPRESS_TIMER_INTS    /* No timer */
 #undef  CONFIG_SUPPRESS_SERIAL_INTS   /* Console will poll */
 #undef  CONFIG_SUPPRESS_UART_CONFIG   /* Do not reconfig UART */
-#undef  CONFIG_DUMP_ON_EXIT           /* Dump task state on exit */
+#define CONFIG_DUMP_ON_EXIT         1 /* Dump task state on exit */
 
 /************************************************************
  * Public Types
diff --git a/arch/dm320/src/up_serial.c b/arch/dm320/src/up_serial.c
index fadc909581..c34e2bb2fa 100644
--- a/arch/dm320/src/up_serial.c
+++ b/arch/dm320/src/up_serial.c
@@ -281,7 +281,7 @@ static inline void up_enablebreaks(struct up_dev_s *priv, boolean enable)
 static int up_setup(struct uart_dev_s *dev)
 {
 #ifdef CONFIG_SUPPRESS_UART_CONFIG
-  struct up_dev_s *priv = (struct up_dev_s*)CONSOLE_DEV.priv;
+  struct up_dev_s *priv = (struct up_dev_s*)dev->priv;
   uint16 brsr;
 
   /* Clear fifos */
@@ -292,7 +292,7 @@ static int up_setup(struct uart_dev_s *dev)
   /* Set rx and tx triggers */
 
   up_serialout(priv, UART_DM320_RFCR, UART_RFCR_RTL_1);
-  up_serialout(priv, UART_DM320_TFCR, UART_TFCR_TTL_1);
+  up_serialout(priv, UART_DM320_TFCR, UART_TFCR_TTL_16);
 
   /* Set up the MSR */
 
@@ -391,7 +391,7 @@ static int up_setup(struct uart_dev_s *dev)
 
 static void up_shutdown(struct uart_dev_s *dev)
 {
-  struct up_dev_s *priv = (struct up_dev_s*)CONSOLE_DEV.priv;
+  struct up_dev_s *priv = (struct up_dev_s*)dev->priv;
   up_disableuartint(priv, NULL);
 }
 
@@ -414,7 +414,6 @@ static int up_interrupt(int irq, void *context)
   struct up_dev_s   *priv;
   uint16             status;
   int                passes;
-  
 
   if (g_uart1port.irq == irq)
     {