Thank you Stephan! I don't know about that tool. Maybe they have a mailing list? It is possible the area is write-protected, but it's only a guess.
flashrom has an entry for Elkhart Lake: https://github.com/flashrom/flashrom/blob/main/chipset_enable.c#L2172 On Thu, Dec 12, 2024 at 11:38 PM S. <b...@uxdx.net> wrote: > > Hello, > *flash_erase* is a tool in the package *mtd-utils* > Stephan > > > > Am 12.12.24 um 13:28 schrieb Anastasia Klimchuk: > > Hello Arvind, > > > > My question is, which tool are you running? This doesn't look like flashrom. > > We don't have `flash_erase` command, and no `mtd_erase_multi` function. > > And I don't recognise the printed messages. > > > > On Thu, Dec 12, 2024 at 9:01 PM Arvind GP via flashrom > > <flashrom@flashrom.org <mailto:flashrom@flashrom.org>> wrote: > > > > Hi All, > > We are trying to implement the flashrom tool utility on the x86 > > *Elkhart Lake*(LEC-EL) platform. In this case, we are facing an > > issue when trying to erase the BIOS device MTD0. There are 4096 > > erase blocks available in the mtd0 device, but only 1791 erase > > blocks we can erase; the remaining blocks are throwing errors, and > > it shows MEMERASE64 IOCTL FAILED. Please see the below error message > > and MTD0 device info for your reference. > > NOTE: Sometimes it works; we can erase the MTD0 device without any > > error, and we can upgrade/downgrade the BIOS. > > *_ERROR MESSAGAE:_* > > #sudo flash_erase /dev/mtd0 0 0 > > Erasing 16384 Kibyte @ 0 -- 0 % complete libmtd: error!: MEMERASE64 > > ioctl failed for eraseblock 0 (mtd0) > > error 524 (Unknown error 524) > > flash_erase: error!: Entering into mtd_erase_multi > > flash_erase: error!: /dev/mtd0: MTD Erase entire chip failureTrying > > one by one each sector. > > error 524 (Unknown error 524) > > Erasing 4 Kibyte @ 700000 -- 43 % complete libmtd: error!: > > MEMERASE64 ioctl failed for eraseblock 1792 (mtd0) > > error 5 (Input/output error) > > flash_erase: error!: /dev/mtd0: MTD Erase failure > > error 5 (Input/output error) > > Erasing 4 Kibyte @ 700000 -- 43 % complete cnt 4096 > > > > *_MTD0 INFO:(sudo mtdinfo /dev/mtd0)_* > > Name: > > > > BIOS > > Туре: > > nor > > Eraseblock size: > > 4096 bytes, 4.0 KiB > > Amount of eraseblocks: > > 4096 (16777216 bytes, 16.0 MB) > > Minimum input/output unit size: > > 1 byte > > Sub-page size: > > 1 byte > > Character device major/minor: > > 90:0 > > Bad blocks are allowed: > > false > > Device is writable: > > true > > > > Please share your inputs on this. > > Thanks & Regards, > > Arvind G P. > > > > _______________________________________________ > > flashrom mailing list -- flashrom@flashrom.org > > <mailto:flashrom@flashrom.org> > > To unsubscribe send an email to flashrom-le...@flashrom.org > > <mailto:flashrom-le...@flashrom.org> > > > > > > > > -- > > Anastasia. > > > > _______________________________________________ > > flashrom mailing list -- flashrom@flashrom.org > > To unsubscribe send an email to flashrom-le...@flashrom.org > _______________________________________________ > flashrom mailing list -- flashrom@flashrom.org > To unsubscribe send an email to flashrom-le...@flashrom.org -- Anastasia. _______________________________________________ flashrom mailing list -- flashrom@flashrom.org To unsubscribe send an email to flashrom-le...@flashrom.org
