[LinuxBIOS] SST49LF004A/B chip is not detected in MSI MS-7250 VER:2.2 (K9N Ultra) Motherboard
kirantpatil at gmail.com
Sat Dec 29 10:56:47 CET 2007
On Dec 29, 2007 2:41 PM, Corey Osgood <corey.osgood at gmail.com> wrote:
> Kiran Patil wrote:
> > On Dec 28, 2007 7:30 PM, Carl-Daniel Hailfinger
> > <c-d.hailfinger.devel.2006 at gmx.net
> > <mailto:c-d.hailfinger.devel.2006 at gmx.net>> wrote:
> > On 28.12.2007 14:29, Kiran Patil wrote:
> > > MSI MS-7250 VER: 2.2 (K9N Ultra) motherboard is not
> > detecting
> > > SST49LF004A/B chip.
> > >
> > > I am attaching the following files,
> > >
> > > flashrom.log -- Which contains flashrom --verbose output
> > >
> > It seems we are missing a board enable routine for the K9N Ultra.
> > But the motherboard detects Pm49FL004 chip.
> > Please find the attached log file.
> > Thanks,
> > Kiran.
> Are you absolutely certain that the chip is an SST49LF004? You aren't
> using a BIOS Savior with a switch in the wrong position? I know this
> sounds a little odd, but here's the deal: the flash chip vendor and
> model that flashrom is reporting aren't anywhere near what they should
> be for that chip. So, either you have a different chip, or else the
> board is somehow masking the chip ID, and reporting a false one. It
> could be that the board is somehow disabling access to its own flash
> chip, and instead copying the BIOS contents to ram (although the more I
> think about it, the more far-fetched and maybe even impossible that
> sounds). Do you have a floppy drive that you can use uniflash to try to
> flash, or at least identify, this chip?
Yes I tried it on ASRock motherboard and it is detecting. I am not using
BIOS Savior, instead I am removing the Pm49FL004 chip and inserting the
SST49LF004A/B chip in the Bios socket and after that using flashrom utility
to do further operations.
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