Wolfgang Spraul wrote: > Hi there - > I'm trying to use LinuxBIOS to help me out with a problem I have with a > recently acquired Panasonic R5 notebook: Panasonic decided to disable > Intel Virtualization Support in the BIOS startup code (WRMSR instruction > to set the lock bit in the CPU's Feature Control MSR) without giving me > the option to override this in the BIOS menus or offering BIOS updates. > > So my plan now is this: 'Download' my BIOS (PhoenixBIOS V1.00L13), > disassemble & modify the WRMSR instruction, re-flash it onto the board > (hopefully the BIOS instructions themselves are not compressed or > encrypted). > > First of all the latest (svn) flashrom does not detect my flash device. > From prior posts on this mailing lists I deduced I may have an 'Intel > firmware hub'? No idea what that is... > flashrom -V output and lspci -V follow below. > > My questions: > 1) Is there a chance I can use flashrom to read/write my BIOS code. What > is missing? Can anybody point me in any direction from the flashrom -V > output below? Should I open the notebook to try to find any chip label? > 2) Has anybody ever 'patched' an off-the-shelf PhoenixBIOS? Is that a > realistic proposition at all, or will it be impossible because the > binary is compressed/encrypted/signed/whatever? >
Guide to Award BIOS Reverse Engineering http://www.geocities.com/mamanzip/Articles/Award_Bios_RE/Award_Bios_RE_guide.html -- linuxbios mailing list [email protected] http://www.openbios.org/mailman/listinfo/linuxbios
