Update README.md to list build requirements. Let buildroot build uboo…

…t-tools for the host system

README.md

@@ -23,6 +23,13 @@ buildroot-2012.05 - build system to create a minimal Linux operating system to r
 buildroot-2012.05/package/berrybootgui2/init - script that gets executed on boot, starts BerrybootGUI  
 ```
 
+==
+Build requirements
+==
+
+Berryboot uses Buildroot to build a minimal Linux operating system to run under.
+Buildroot requires that the following packages are installed: http://www.buildroot.org/downloads/manual/manual.html#requirement
+
 ===
 To build for Raspberry Pi
 ===

buildroot-2012.05/.config

@@ -1,6 +1,6 @@
 #
 # Automatically generated make config: don't edit
-# Buildroot 2012.05-g32dc4de-dirty Configuration
+# Buildroot 2012.05-gd25a618-dirty Configuration
 #
 BR2_HAVE_DOT_CONFIG=y
 BR2_arm=y
@@ -1057,7 +1057,7 @@ BR2_PACKAGE_CRYPTSETUP=y
 # BR2_PACKAGE_HOST_LPC3250LOADER is not set
 # BR2_PACKAGE_HOST_OPENOCD is not set
 # BR2_PACKAGE_HOST_SAM_BA is not set
-# BR2_PACKAGE_HOST_UBOOT_TOOLS is not set
+BR2_PACKAGE_HOST_UBOOT_TOOLS=y
 
 #
 # Filesystem images

rebuild-berryboot.sh

@@ -2,8 +2,6 @@
 
 set -e
 
-command -v mkimage >/dev/null || { echo "mkimage not found. Install u-boot-tools." ; exit 1; }
-
 if [ ! -e output/LICENSE.berryboot ]; then
 	cp -f LICENSE.berryboot output
 fi
@@ -23,7 +21,7 @@ cp output/images/shared.tgz ../output
 #cp output/images/zImage ../output/kernel_berryboot.img
 cp output/images/zImage ../output/kernel_rpi_aufs.img
 #cp output/images/rootfs.cpio.gz ../output/berryboot.img
-mkimage -A arm -T ramdisk -C none -n "uInitrd" -d output/images/rootfs.cpio.gz ../output/berryboot.img
+output/host/usr/bin/mkimage -A arm -T ramdisk -C none -n "uInitrd" -d output/images/rootfs.cpio.gz ../output/berryboot.img
 
 cd ..
 if [ ! -e output/start.elf ]; then