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sdcard_image-rpi: Use xzcat if SDIMG_ROOTFS_TYPE is a .xz file

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When burning the rootfs partition we use dd if rootfs file is not
compressed and xzcat piped with dd if rootfs file is a .xz file.

[GITHUB #39]

Signed-off-by: Andrei Gherzan <andrei@gherzan.ro>
This commit is contained in:
Andrei Gherzan 2012-08-20 23:15:39 +03:00
parent 221619ec83
commit 9317527ce1
1 changed files with 8 additions and 2 deletions
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10
classes/sdcard_image-rpi.bbclass
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@ -20,7 +20,7 @@ BOOTDD_VOLUME_ID ?= "${MACHINE}"
# Addional space for boot partition # Addional space for boot partition
BOOT_SPACE ?= "20MiB" BOOT_SPACE ?= "20MiB"
# Use an ext3 by default as rootfs # Use an uncompressed ext3 by default as rootfs
SDIMG_ROOTFS_TYPE ?= "ext3" SDIMG_ROOTFS_TYPE ?= "ext3"
SDIMG_ROOTFS = "${IMAGE_NAME}.rootfs.${SDIMG_ROOTFS_TYPE}" SDIMG_ROOTFS = "${IMAGE_NAME}.rootfs.${SDIMG_ROOTFS_TYPE}"
@ -93,5 +93,11 @@ IMAGE_CMD_rpi-sdimg () {
# Burn Partitions # Burn Partitions
dd if=${WORKDIR}/boot.img of=${SDIMG} conv=notrunc seek=1 bs=1M && sync && sync dd if=${WORKDIR}/boot.img of=${SDIMG} conv=notrunc seek=1 bs=1M && sync && sync
dd if=${SDIMG_ROOTFS} of=${SDIMG} conv=notrunc seek=1 bs=${BOOT_SPACE} && sync && sync # If SDIMG_ROOTFS_TYPE is a .xz file use xzcat
if [[ "$SDIMG_ROOTFS_TYPE" == *.xz ]]
then
xzcat ${SDIMG_ROOTFS} | dd of=${SDIMG} conv=notrunc seek=1 bs=${BOOT_SPACE} && sync && sync
else
dd if=${SDIMG_ROOTFS} of=${SDIMG} conv=notrunc seek=1 bs=${BOOT_SPACE} && sync && sync
fi
} }