diff --git a/board/wandboard/genimage.cfg b/board/wandboard/genimage.cfg new file mode 100644 index 0000000000..24c4049dd5 --- /dev/null +++ b/board/wandboard/genimage.cfg @@ -0,0 +1,32 @@ +# Minimal SD card image for the Wandboard +# +# The SD card must have at least 1 MB free at the beginning. +# U-Boot and its environment are dumped as is. +# A single root filesystem partition is required (Ext2 in this case). +# +# For details about the layout, see: +# http://wiki.wandboard.org/index.php/Boot-process + +image sdcard.img { + hdimage { + } + + partition u-boot { + in-partition-table = "no" + image = "u-boot.imx" + offset = 1024 + } + + partition u-boot-env { + in-partition-table = "no" + image = "uboot-env.bin" + offset = 393216 + size = 8192 + } + + partition rootfs { + partition-type = 0x83 + image = "rootfs.ext2" + size = 512M + } +} diff --git a/board/wandboard/post-image.sh b/board/wandboard/post-image.sh new file mode 100755 index 0000000000..7c902719ea --- /dev/null +++ b/board/wandboard/post-image.sh @@ -0,0 +1,16 @@ +#!/bin/bash + +GENIMAGE_CFG="board/wandboard/genimage.cfg" +GENIMAGE_TMP="${BUILD_DIR}/genimage.tmp" + +rm -rf "${GENIMAGE_TMP}" + +genimage \ + --rootpath "${TARGET_DIR}" \ + --tmppath "${GENIMAGE_TMP}" \ + --inputpath "${BINARIES_DIR}" \ + --outputpath "${BINARIES_DIR}" \ + --config "${GENIMAGE_CFG}" + +RET=${?} +exit ${RET} diff --git a/board/wandboard/readme.txt b/board/wandboard/readme.txt index 4dd9c2c7f0..adc4e5c192 100644 --- a/board/wandboard/readme.txt +++ b/board/wandboard/readme.txt @@ -1,37 +1,14 @@ -Minimal board support for the Wandboard +Wandboard -Wandboard's homepage is here: http://www.wandboard.org/ +http://www.wandboard.org -This config is only tested with the dual core wandboard. +To build a minimal support for this board: -Installing: + $ make wandboard_defconfig + $ make -You need a micro SD card and a slot/adapter for your development machine. - -Partition the SD card leaving at least 1 MB in front of the first partition. - -Partition layout (example): - -Disk /dev/sdi: 3965 MB, 3965190144 bytes -255 heads, 63 sectors/track, 482 cylinders -Units = cylinders of 16065 * 512 = 8225280 bytes -Sector size (logical/physical): 512 bytes / 512 bytes -I/O size (minimum/optimal): 512 bytes / 512 bytes -Disk identifier: 0x77b47445 - - Device Boot Start End Blocks Id System -/dev/sdi1 2 482 3863632+ 83 Linux - -Copy u-boot and its environment to the SD card: -sudo dd if=output/images/u-boot.imx bs=512 seek=2 of=/dev/sd -sudo dd if=output/images/uboot-env.bin bs=512 seek=768 of=/dev/sd - -Copy the root filesystem: -sudo dd if=output/images/rootfs.ext2 of=/dev/sd1 - -Alternative commands to copy root filesystem: -sudo mkfs.ext4 /dev/sd1 -sudo mount /dev/sd1 /mnt -sudo tar xf output/images/rootfs.tar -C /mnt -sudo umount /mnt +Buildroot prepares a bootable "sdcard.img" image in the output/images/ +directory, ready to be dumped on an SD card. +For details about the medium image layout, see the definition in +board/wandboard/genimage.cfg. diff --git a/configs/wandboard_defconfig b/configs/wandboard_defconfig index 0a6ba5072f..5d74fc3157 100644 --- a/configs/wandboard_defconfig +++ b/configs/wandboard_defconfig @@ -4,6 +4,8 @@ BR2_KERNEL_HEADERS_VERSION=y BR2_DEFAULT_KERNEL_VERSION="3.0.101" BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_3_0=y BR2_TARGET_GENERIC_GETTY_PORT="ttymxc0" +BR2_PACKAGE_HOST_GENIMAGE=y +BR2_ROOTFS_POST_IMAGE_SCRIPT="board/wandboard/post-image.sh" BR2_TARGET_ROOTFS_EXT2=y BR2_TARGET_ROOTFS_EXT2_4=y BR2_TARGET_UBOOT=y