From: Joshua Watt <joshua.w...@garmin.com>
Adds support for creating FAT formatted file system images (useful for
boot partitions on some SoCs).
Signed-off-by: Joshua Watt <jpewhac...@gmail.com>
---
meta/classes-recipe/image_types.bbclass | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/meta/classes-recipe/image_types.bbclass
b/meta/classes-recipe/image_types.bbclass
index fdee835e7c8..c75fd212703 100644
--- a/meta/classes-recipe/image_types.bbclass
+++ b/meta/classes-recipe/image_types.bbclass
@@ -131,6 +131,12 @@ IMAGE_CMD:erofs = "mkfs.erofs ${EXTRA_IMAGECMD}
${IMGDEPLOYDIR}/${IMAGE_NAME}.er
IMAGE_CMD:erofs-lz4 = "mkfs.erofs -zlz4 ${EXTRA_IMAGECMD}
${IMGDEPLOYDIR}/${IMAGE_NAME}.erofs-lz4 ${IMAGE_ROOTFS}"
IMAGE_CMD:erofs-lz4hc = "mkfs.erofs -zlz4hc ${EXTRA_IMAGECMD}
${IMGDEPLOYDIR}/${IMAGE_NAME}.erofs-lz4hc ${IMAGE_ROOTFS}"
+oe_mkvfatfs () {
+ mkfs.vfat $@ -C ${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.vfat
${ROOTFS_SIZE}
+ mcopy -i "${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.vfat" -vsmpQ
${IMAGE_ROOTFS}/* ::/
+}
+
+IMAGE_CMD:vfat = "oe_mkvfatfs ${EXTRA_IMAGECMD}"
IMAGE_CMD_TAR ?= "tar"
# ignore return code 1 "file changed as we read it" as other tasks(e.g.
do_image_wic) may be hardlinking rootfs
@@ -266,6 +272,10 @@ EXTRA_IMAGECMD:ext4 ?= "-i 4096"
EXTRA_IMAGECMD:btrfs ?= "-n 4096 --shrink"
EXTRA_IMAGECMD:f2fs ?= ""
+# If a specific FAT size is needed, set it here (e.g. "-F 32"/"-F 16"/"-F 12")
+# otherwise mkfs.vfat will automatically pick one
+EXTRA_IMAGECMD:vfat ?= ""
+
do_image_cpio[depends] += "cpio-native:do_populate_sysroot"
do_image_jffs2[depends] += "mtd-utils-native:do_populate_sysroot"
do_image_cramfs[depends] += "util-linux-native:do_populate_sysroot"
@@ -285,6 +295,7 @@ do_image_f2fs[depends] +=
"f2fs-tools-native:do_populate_sysroot"
do_image_erofs[depends] += "erofs-utils-native:do_populate_sysroot"
do_image_erofs_lz4[depends] += "erofs-utils-native:do_populate_sysroot"
do_image_erofs_lz4hc[depends] += "erofs-utils-native:do_populate_sysroot"
+do_image_vfat[depends] += "dosfstools-native:do_populate_sysroot
mtools-native:do_populate_sysroot"
# This variable is available to request which values are suitable for
IMAGE_FSTYPES
IMAGE_TYPES = " \
@@ -294,6 +305,7 @@ IMAGE_TYPES = " \
ext3 ext3.gz \
ext4 ext4.gz \
btrfs \
+ vfat \
squashfs squashfs-xz squashfs-lzo squashfs-lz4 squashfs-zst \
ubi ubifs multiubi \
tar tar.gz tar.bz2 tar.xz tar.lz4 tar.zst \
--
2.33.0
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