MobileRead Forums - View Single Post - extract initramfs from kindle dx kernel image

sr105 · 09-23-2009, 01:05 PM

Quote:

Originally Posted by chinaet

Code:

 dd if=/dev/mtd1ro of=uImage bs=1024 count=3584
 dd if=uImage of=img.gz bs=1 skip=$((0x32a0))
 gunzip img.gz
 dd if=img of=initramfs.cpio.gz bs=1 skip=$((0x14a40))

I'm trying to extract an initramfs archive from another image and I'm wondering how you determined those offsets.

Thanks!