Flash left in a write mode

Adam Wozniak adam.wozniak at comdev.cc
Fri Feb 8 11:22:28 EST 2002


Allen Curtis wrote:
> 
> I have observed a problem where the flash is left in a write mode even after
> the file-system is unmounted. (Intel Strata flash, cmdset_0001.c)
> 
> The problem is this: if the flash is written to and then the system is
> immediately rebooted, the flash is left in a write state. (if you read it
> you get status information not flash contents.) If you then try to boot off
> of this device, it will fail. If you read the flash, with a "dd" command for
> instance, then you can reboot successfully.
> 
> I am surprised that this problem has not been reported. It should be an easy
> fix. (something that I will handle in BIOS code until it is patched.)

Yeah, I've seen that.  I patched my reboot code to always throw the
flash
into read mode.

--Adam
-- 
Adam Wozniak (KG6GZR)   COM DEV Wireless - Digital and Software Systems
awozniak at comdev.cc      3450 Broad St. 107, San Luis Obispo, CA 93401
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