Early debug changes

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3061 42af7a65-404d-4744-a932-0658087f49c3

arch/avr/src/at32uc3/at32uc3_gpio.c

@@ -143,7 +143,7 @@ int at32uc3_configgpio(uint16_t cfgset)
   putreg32(pinmask, base + AVR32_GPIO_PUERC_OFFSET);
   putreg32(pinmask, base + AVR32_GPIO_IERC_OFFSET);
   putreg32(pinmask, base + AVR32_GPIO_IMR0C_OFFSET);
-  putreg32(pinmask, base + AVR32_GPIO_IMR0C_OFFSET);
+  putreg32(pinmask, base + AVR32_GPIO_IMR1C_OFFSET);
   putreg32(pinmask, base + AVR32_GPIO_GFERC_OFFSET);
 
   /* Is this a GPIO?  Or a peripheral */

arch/avr/src/avr32/up_nommuhead.S

@@ -80,12 +80,11 @@ __start:
 	 * by the IDLE thread when threading is enabled.
 	 */
 
-	lddpc		r0, .Lstackbase
+	lddpc		sp, .Lstackbase
-	ld.w 		sp, r0[0]
 
 	/* Set up the vector base address so interrupts can be enabled. */
 
-	lda.w		r0, .Lvectortab
+	lda.w		r0, vectortab
 	mtsr		AVR32_EVBA, r0
 
 	/* Enable exception processing */
@@ -130,18 +129,16 @@ __start:
 
 	/* Perform low-level initialization */
 
-	mcall		up_lowinit
+	mcall		.Lup_lowinit
 
 	/* Then jump to OS entry (will not return) */
 
-	lddpc		pc, .Los_start
+	lda.w		pc, os_start
 
 .Lstackbase:
 	.word	_ebss+CONFIG_IDLETHREAD_STACKSIZE-4
-.Lvectortab:
+.Lup_lowinit:
-    .word   vectortab
+	.word	up_lowinit
-.Los_start:
-    .word   os_start
 	.size	__start, .-__start
 
 	/* This global variable is unsigned long g_heapbase and is

configs/avr32dev1/README.txt

@@ -6,7 +6,7 @@ This is the README file for the NuttX port to the Atmel AVR32DEV1 board.
 Contents
 ^^^^^^^^
 
- * Pin Configuration
+ * GPIO Pin Configuration
  * Serial Connection
  * Toolchains
  * Development Environment
@@ -22,8 +22,8 @@ Contents
  * AVR32DEV1 Configuration Options
  * Configurations
 
-Pin Configuration
+GPIO Pin Configuration
-^^^^^^^^^^^^^^^^^
+^^^^^^^^^^^^^^^^^^^^^^
 
 The only GPIO pin usage is for LEDs (2) and Buttons (2):
 
@@ -32,7 +32,38 @@ The only GPIO pin usage is for LEDs (2) and Buttons (2):
   PIN 24  PB2  KEY1
   PIN 25  PB3  KEY2
 
-See configs/avr32dev/src/avr32dev_internal.h
+(See configs/avr32dev/src/avr32dev_internal.h).  And also for
+crystals (4), JTAG (1), and USB (1):
+
+  PIN 30  PA11 XIN32
+  PIN 31  PA12 XOUT32
+  PIN 35  PA15 EVTO (JTAG)
+  PIN 39  PA18 X1IN
+  PIN 40  PA19 X1OUT
+  PIN 61  PA26 ID (USB)
+
+All GPIO pins are brought out through connectors J1 (PINS 33-64)
+and J2 (PINS 1-32).
+
+NOTE:  There seems to be some difference in labeling for OSC0 and
+OSC1 between MCUZone.com and Atmel:
+
+  Oscillator pinout
+  -------------------------- --------------------
+  QFP48 QFP64 Pad Oscillator AVR32DEV1
+   PIN   PIN       PIN       LABEL
+  ----- ----- ---- --------- --------------------
+   30    39   PA18 XIN0      X1IN   (12MHz)
+         41   PA28 XIN1      PA28   (no crystal)
+   22    30   PA11 XIN32     XIN32  (32KHz)
+   31    40   PA19 XOUT0     X1OUT  (12Mhz)
+         42   PA29 XOUT1     PA29   (no crystal)
+   23    31   PA12 XOUT32    XOUT32 (32 Khz)
+  ----- ----- ---- --------- --------------------
+
+NOTE: These crystal inputs/outputs are analog signals and my
+assumption is that they need no pin multiplexing setting to
+enable them for the external crystal function.
 
 Serial Connection
 ^^^^^^^^^^^^^^^^^
@@ -67,6 +98,9 @@ PA17 and PA23 are avaiable from the AVR32DEV1:
   PA11-PA12, PA18-PA19, PA28-PA31............................-0.3 to 3.6V
   Other Pins ............................................... -0.3 to 5.5V
 
+  I get the 5V from another USB port (using the 5V power cable that normally
+  provides the extra current needed by my USB IDE drive).
+
 Development Environment
 ^^^^^^^^^^^^^^^^^^^^^^^
 

configs/avr32dev1/ostest/defconfig

@@ -77,6 +77,7 @@ CONFIG_ARCH_AVR=y
 CONFIG_ARCH_AVR32=y
 CONFIG_ARCH_CHIP=at32uc3
 CONFIG_ARCH_CHIP_AT32UC3B0256=y
+CONFIG_ENDIAN_BIG=y
 CONFIG_ARCH_BOARD=avr32dev1
 CONFIG_ARCH_BOARD_AVR32DEV1=y
 CONFIG_BOARD_LOOPSPERMSEC=7982

configs/avr32dev1/ostest/setenv.sh

@@ -49,8 +49,9 @@ if [ -z "${PATH_ORIG}" ]; then export PATH_ORIG="${PATH}"; fi
 
 WD=`pwd`
 
-export AVRTOOLS_BIN="/cygdrive/c/Program Files/Atmel/AVR Tools/AVR32 Toolchain/bin/"
+export AVR32_BIN="/cygdrive/c/Program Files/Atmel/AVR Tools/AVR32 Toolchain/bin/"
 export FLIP_BIN="/cygdrive/c/Program Files/Atmel/Flip 3.4.2/bin"
-export PATH="${FLIP_BIN}:/sbin:/usr/sbin:${PATH_ORIG}:${AVRTOOLS_BIN}"
+export AVR32DEV1_BIN="${WD}/configs/avr32dev1/tools"
+export PATH="${FLIP_BIN}:${AVR32DEV1_BIN}:/sbin:/usr/sbin:${PATH_ORIG}:${AVR32_BIN}"
 
 echo "PATH : ${PATH}"

configs/avr32dev1/tools/doisp.sh

@@ -1,6 +1,8 @@
 #!/bin/bash
+#set -x
 
-# This script must be executed in the NuttX top-level directory
+# This script must be executed in the NuttX top-level directory.  We'll check..
+# the .config file should be located there.
 
 TOPDIR=`pwd`
 if [ ! -f .config ]; then
@@ -9,14 +11,27 @@ if [ ! -f .config ]; then
 	echo "  Has NuttX been configured?"
 	exit 1
 fi
-if [! -f nuttx ]; then
+
-	echo "The NuttX ELF file (nuttx) does not exist in this directory."
+# The NuttX build system creates a nuttx ELF file, but the batchisp tools
+# expects the file to have a .elf extension
+
+if [ ! -f nuttx.elf ]; then
+	if [ ! -f nuttx ]; then
+		echo "The NuttX ELF file (nuttx or nuttx.elf) does not exist in this directory."
 		echo "  Has the NuttX binary been built?"
 		exit 1
+	fi
+	echo "Re-naming nuttx to nuttx.elf"
+	mv nuttx nuttx.elf || { echo "mv failed"; exit 1; }
+else
+	if [ -f nuttx ]; then
+		echo "Replacing the old nuttx.elf with the new nuttx file."
+		mv nuttx nuttx.elf || { echo "mv failed"; exit 1; }
+	fi
 fi
 
 DEVICE=at32uc3b0256
 HARDWARE=usb
-OPERATION="erase f memory flash blankcheck loadbuffer nuttx program verify start reset 0"
+OPERATION="erase f memory flash blankcheck loadbuffer nuttx.elf program verify start reset 0"
 
-batchisp -device $DEVICE -hardware $HARDWAR -operation $OPERATION
+batchisp -device $DEVICE -hardware $HARDWARE -operation $OPERATION