[coreboot] ASUS M4A77TD-PRO. First step: buy spare flash chips...
jwangzju at gmail.com
Fri Jun 4 22:55:33 CEST 2010
I am interested in this motherboard for BIOS developing too. I think
this board has a flash chip that you can plug out manually (without
Where did you buy it? Form on-line or a local store? I am in the USA.
Also, is this board supported by coreboot? I checked the coreboot wiki
but cannot find it. Thanks a lot.
On Thu, Jun 3, 2010 at 6:36 PM, xdrudis <xdrudis at tinet.cat> wrote:
> I finally bought the hardware I told you and installed gnewsense 3 with a
> custom linux-libre 2.6.34 :
> mainboard Asus M4A77TD-PRO
> CPU AMD Phenom X4 910e stepping c3
> AMD 770
> AMD SB710
> RAM 2 x 4Gb dual channel non-ECC G.Skill DDR3-1333 PC3 10666 F3-10666CL9D-8GBRL
> superio ITE IT8712F (clearly marked on the chip and detected)
> lan: RTL8112L
> audio VIA VT1708S
> I've put a graphics card by MSI, Nvidia GeForce 8400GS passively cooled (no fan) on the PCIExpress 2.0 slot.
> I'll attachs the lspci and superiotool r3125 outputs (versions from gNewSense)
> and flashrom 0.9.2 downloaded and compiled from release tarball.
> Btw. The readme in flashrom 0.9.2 says to use make DESTDIR=/usr install
> if you don't want it in /usr/local, but this will install it in /usr/usr/local/sbin. To have it in /usr/sbin you need to run makePREFIX=/usr install.
> It's slightly confusing for me, I've had to look at the Makefile.
> Now, the first thing I want to do is to buy spare flash chips.
> But I'm not sure what chips or where to buy them.
> It's a socket with an eight pin chip (DIP-8?)
> (4 pins per side), roughly 5mm x 9mm
> I'd say it's by Macronix (and flashrom agrees). But I doubt about
> the specific model. The motherboard manual says "8Mb Flash ROM".
> The letters on the chip are very small and there's some marking over them
> that keeps me from reading them all .
> I'll copy here what I can read (i mark the most dubious letters with ?).
> (top left is a logo MX)
> - - - -
> -- -- - -
> = v = = = b09?714
> = = = =
> Looking at catalogues from macronix I think 25L is the
> family (SPI serial flash) 5?? should be the size (I'm not
> sure how many digits are there, not even 100% sure it's a 5)
> ?5 would be normal, write protected, duplex,etc.
> PC might be the process ( xx micrometers), -15 would be
> frequency of 66 Mhz and G something about lead free or environmental
> but flashrom says its a Macronix MX25L8005 .
> Now, the question is should I buy some MX25L8005 ? (apparently its
> end of life is 2010-11-30, so it should be available, but where in
> small quantities ? )
> According to
> maybe I could try
> Where do you get your spare EEPROMs ?
> Thank you.
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