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board/lego/ev3: Create images using genimage

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This adds a script to create SD card and flash images for LEGO MINDSTORMS
EV3 using the genimage tool.

The default kernel config had to be modified to add support for squashfs
and to add a ram disk.

Signed-off-by: David Lechner <david@lechnology.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
David Lechner
2016-11-01 22:15:54 -05:00
committed by Thomas Petazzoni
parent 671e1ee907
commit c846d2e211
5 changed files with 105 additions and 63 deletions
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10
configs/lego_ev3_defconfig
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@@ -8,7 +8,7 @@ BR2_GLOBAL_PATCH_DIR="board/lego/ev3/patches"
# system
BR2_TARGET_GENERIC_GETTY=y
BR2_TARGET_GENERIC_GETTY_PORT="ttyS1"
BR2_ROOTFS_POST_IMAGE_SCRIPT="board/lego/ev3/post-image.sh"
# Linux headers same as kernel, a 4.4 series
BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_4=y
@@ -18,11 +18,14 @@ BR2_LINUX_KERNEL_CUSTOM_GIT=y
BR2_LINUX_KERNEL_CUSTOM_REPO_URL="https://github.com/ev3dev/ev3dev-kernel.git"
BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="v4.4.19-15-ev3dev-ev3_1"
BR2_LINUX_KERNEL_DEFCONFIG="ev3dev"
BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="board/lego/ev3/linux.fragment"
BR2_LINUX_KERNEL_UIMAGE=y
# filesystem
BR2_TARGET_ROOTFS_EXT2=y
BR2_TARGET_ROOTFS_EXT2_3=y
BR2_TARGET_ROOTFS_SQUASHFS=y
BR2_TARGET_ROOTFS_SQUASHFS4_XZ=y
# BR2_TARGET_ROOTFS_TAR is not set
# U-Boot
@@ -31,3 +34,8 @@ BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG=y
BR2_TARGET_UBOOT_CUSTOM_VERSION=y
BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2016.09.01"
BR2_TARGET_UBOOT_BOARD_DEFCONFIG="legoev3"
# host
BR2_PACKAGE_HOST_DOSFSTOOLS=y
BR2_PACKAGE_HOST_GENIMAGE=y
BR2_PACKAGE_HOST_MTOOLS=y