[LinuxBIOS] W39V040BPZ or vt8237. Flashing problems.

Gregg C Levine hansolofalcon at worldnet.att.net
Sat Sep 29 07:06:55 CEST 2007

Would one of you good people please provide something so that I may examine
this "jetway" board? A link for example would be very helpful.

Gregg C Levine hansolofalcon at worldnet.att.net
"The Force will be with you. Always." Obi-Wan Kenobi

> -----Original Message-----
> From: linuxbios-bounces+hansolofalcon=worldnet.att.net at linuxbios.org
> bounces+hansolofalcon=worldnet.att.net at linuxbios.org] On Behalf Of Corey
> Sent: Friday, September 28, 2007 5:28 PM
> To: Adam Talbot
> Cc: linuxbios at linuxbios.org
> Subject: Re: [LinuxBIOS] W39V040BPZ or vt8237. Flashing problems.
> Adam Talbot wrote:
> > Have three motherboards running cn700, VT8237 chips set.  All three
> > boards have W39V040BPZ bios chips.  I can not program them with
> > flashrom.  Flashrom see the chip as W39V040B.  Flashrom start on the
> > flash and just sits there.  When flashed with the -V option I can see
> > the memory address is not changing.  But, big problem is the fact that
> > the chip does get a bit flashed, as, I can no longer boot. So there is
> > something happening.
> > Looking at the data sheet for the W39V040B, all the PZ gives me is the
> > PLCC package and lead free. So, is this a problem with the vt8237 south
> > bridge?  Where should I go to start debugging?
> > -Adam
> This is the jetway board? Hop into the factory BIOS, under
> Miscellaneous, and disable "Flash Write Protect". I've been flashing
> mine with the exact same chipset and flash part for months now, without
> any problems.
> -Corey
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