1 files changed, 62 insertions, 0 deletions
diff --git a/ports/beagleboneblack/sd_setup.sh b/ports/beagleboneblack/sd_setup.sh
new file mode 100755
index 0000000..a90059f
--- /dev/null
+++ b/ports/beagleboneblack/sd_setup.sh
@@ -0,0 +1,62 @@
+#!/usr/bin/bash
+#
+# This script automates the process of setting up an SD card for
+# either "raw" or FAT mode booting for the Beaglebone Black.
+
+if [ $# -ne 2 ]; then
+	echo -e  "Please specify both the boot mode and the SD card to set up\n"
+	echo -e "Usage: ./sd_setup.sh <boot mode> /dev/<device>\n"
+	echo -e "where <boot mode> is either RAW or FAT and <device> is the SD card"
+	exit 1
+fi
+
+BOOTMODE=$1
+SDDEV=$2
+
+case $1 in
+RAW)
+	if [ ! -e ./build_BEAGLEBONEBLACK/rawboot.bin ]; then
+		echo -e "rawboot.bin does not exist in ./build_BEAGLEBONEBLACK\n"
+		echo -e "Please build uMon before proceeding"
+		exit 1
+	fi
+
+	# Clear all offsets where a vaild uMon image for "raw" mode booting can exist
+	dd if=/dev/zero of=${SDDEV} bs=1M count=1
+
+	# Get the size of the uMon image to transfer into the SD card.
+	UMON_IMG_SIZE=`wc --bytes ./build_BEAGLEBONEBLACK/rawboot.bin | cut -f 1 -d ' '`
+
+	# Store the uMon image at offset 0x00000 by default
+	dd if=./build_BEAGLEBONEBLACK/rawboot.bin of=${SDDEV} bs=1 count=${UMON_IMG_SIZE}
+	;;
+FAT)
+	if [ ! -e ./build_BEAGLEBONEBLACK/MLO ]; then
+		echo -e "MLO does not exist in ./build_BEAGLEBONEBLACK\n"
+		echo -e "Please build uMon before proceeding"
+		exit 1
+	fi
+
+	# Clear the partition table at the base of the SD card
+	dd if=/dev/zero of=${SDDEV} bs=1M count=1
+
+	# Create the FAT16 primary partition and mark it bootable
+	echo -e "n\np\n1\n\n+3M\nt\n6\na\nw\n" | fdisk ${SDDEV}
+
+	# Wait for some time to allow the partition to register under /dev
+	sleep 1
+
+	mkfs.fat -v -f 2 -F 16 -M 0xF8 -s 1 -S 512 ${SDDEV}1
+
+	mkdir mnt
+	mount ${SDDEV}1 mnt
+	cp ./build_BEAGLEBONEBLACK/MLO mnt
+	umount mnt
+	rm -rf mnt
+	;;
+*)
+	echo -e "Invalid boot mode specified.  Valid boot modes are RAW/FAT."
+	exit 1
+	;;
+esac
+