Checking OS loads
Mitch Bradley
wmb at firmworks.com
Thu Mar 8 04:32:34 EST 2007
Mitch Bradley wrote:
> Scott -
>
> To help diagnose the problem you're having with getting the OS image
> onto the NAND FLASH, I've written a NAND image checker. It compares
> what is on the NAND FLASH with the disk file.
>
> http://dev.laptop.org/~wmb/chknand.fth
>
> I'm going to add this function to an upcoming firmware build, but for
> now you can load it manually.
>
> To use it, put that file onto a USB key, and
>
> ok fload disk:\chknand.fth
> ok verify-nand disk:\boot\nand285.img
>
> I'm going to write a block-by-block USB disk image verifier too. Stay
> tuned.
>
>
As promised, a tool to check the integrity of the USB key as seen from
the firmware.
http://dev.laptop.org/~wmb/chkimg.fth
http://dev.laptop.org/~wmb/nand285.crc
Put those two files on the USB key.
ok fload disk:\chkimg.fth
ok verify-img disk:\boot\nand285.img disk:\nand285.crc
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