on 01/10/2008 19:04 Mats Erik Andersson said the following: > Hello all, > > the cryptic subject of this message is due to my efforts > to verify that Flashrom is producing correct images. > > After much practical testing I have been able to conclude > positively that the Award Bios 4.51 of a FIC mainboard > is rewriting the blocks > > 0x0003800 - 0x00038fff cleartext on system characteristica, > 0x0003a00 - 0x0003afff pci-table.
I think that this is related to ESCD updates. It seems that some proprietary BIOSes contain flash writing routines which sometimes are even exposed for external use (via special signatures). > at each reboot. Now I wonder if also Coreboot is using this opportunity > under some circumstances. It is not that I think it is a commendable > thing to do, instead it is a rather hazardous endeavour in my eyes. > > Best regards, > > Mats Erik Andersson > > -- > coreboot mailing list: [email protected] > http://www.coreboot.org/mailman/listinfo/coreboot > -- Andriy Gapon -- coreboot mailing list: [email protected] http://www.coreboot.org/mailman/listinfo/coreboot
