It looks like EWSR (opcode 0x50) is missing from OPMENU and OPMENU+4. Perhaps a BIOS bug (or bad design)?

On Mon, Jan 4, 2016 at 5:30 PM, Mike Keryeski <> wrote:
Intel D945GCLF2 motherboard with flash chip SST25LF040A.  flashrom seems to be able to read the BIOS fine, but refuses to flash or erase. 

Here is my output:

Any ideas would be appreciated

Thank you,

flashrom mailing list

David Hendricks (dhendrix)
Systems Software Engineer, Google Inc.