增加sysfs接口

hc

2023-08-30 862c27fc9920c83318c784bfdadf43a65df1ec8f

 mk-rootfs.sh
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@@ -1,4 +1,5 @@
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 #!/bin/bash -e
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+#TARGET_ROOTFS_DIR=/home/data/rootfs/rk356x/ubuntu20-lxde/lxde_ubuntu20_rootfs
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 TARGET_ROOTFS_DIR=./debian/debian_rootfs
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 MOUNTPOINT=./temp
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 ROOTFSIMAGE=rootfs.ext4
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@@ -15,7 +16,7 @@
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 # Create directories
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 mkdir ${MOUNTPOINT}
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-dd if=/dev/zero of=${ROOTFSIMAGE} bs=1M count=0 seek=4300
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+dd if=/dev/zero of=${ROOTFSIMAGE} bs=1M count=0 seek=4000
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 finish() {
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 	sudo umount ${MOUNTPOINT} || true