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19 lines
531 B
Bash
19 lines
531 B
Bash
#!/bin/sh
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OUTPUT_FILE=$1
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KERNEL_FILE=$2
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RECOVERY_FILE=$3
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ROOTFS_FILE=$4
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BS=512
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#These to offsets are relative to the absolute location of the kernel on the mmc
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#(0xA00), so their position in the image is -2560 blocks
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RECOVERY_OFFSET=67072
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ROOTFS_OFFSET=87552
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dd bs="$BS" of="$OUTPUT_FILE" if="$KERNEL_FILE"
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dd bs="$BS" of="$OUTPUT_FILE" if="$RECOVERY_FILE" seek="$RECOVERY_OFFSET"
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dd bs="$BS" of="$OUTPUT_FILE" if="$ROOTFS_FILE" seek="$ROOTFS_OFFSET"
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dd if=/dev/zero of="$OUTPUT_FILE" bs=128k count=1 oflag=append conv=notrunc
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