Re: Programming BIOS with Flash Programming Tool from UEFI shell
"Moorthi M.s" <[email protected]>
| Newsgroups | gmane.linux.bios |
|---|---|
| Message-ID | <CAJt7JKMJ5rygkCTScQEK5QMG0WpWrdamcjWcFCmVf9dNyNW+Pw@mail.gmail.com> |
Hi Matt, Thanks for the information. Regards, Moorthi S On Tue, Nov 21, 2023, 21:05 Matt DeVillier <[email protected]> wrote: > hi Moorthi, > > I've used FPT under Windows, and it required ensuring the HECI1 interface > was not disabled, as well as manually commenting out some of the SPI > chipset lockdown functions in coreboot. because of this, I didn't pursue > the issue further and decided to just use flashrom > > On Tue, Nov 21, 2023 at 3:40 AM Moorthi M.s <[email protected]> > wrote: > >> Hi Matt, >> >> I have modified the MRC_SETTINGS_PROTECT and >> SOC_INTEL_COMMON_PCH_LOCKDOWN options, still the same issue. >> >> In some cases, "Error 28: Cannot find ME client" error is observed. >> >> But with flashrom, i am able to update the flash from OS. >> >> Whether the coreboot supports programming with FPT? or it only supports >> flashrom? >> >> Thanks & Best Regards, >> Moorthi S >> >> On Thu, Nov 16, 2023, 21:12 Matt DeVillier <[email protected]> >> wrote: >> >>> you probably need to look at Kconfigs MRC_SETTINGS_PROTECT >>> and SOC_INTEL_COMMON_PCH_LOCKDOWN >>> >>> On Thu, Nov 16, 2023 at 7:43 AM Moorthi M.s < >>> [email protected]> wrote: >>> >>>> Hi, >>>> >>>> I am developing coreboot along with Uefipayload for a custom board >>>> derived from CFL H RVP11 CRB. >>>> >>>> Modifications are done as per the custom board and the board was booted >>>> and working fine. >>>> >>>> I tried to reprogram the BIOS flash with FPT (Flash Programming Tool) >>>> from UEFI shell throws the below error and the operation failed. >>>> >>>> "Error 167: Protected Range Registers are currently set by BIOS, >>>> preventing flash access". >>>> >>>> What are the configurations need to be done in coreboot to allow >>>> program BIOS image with the FPT tool from UEFI shell? >>>> >>>> Thanks & Regards, >>>> Moorthi S >>>> _______________________________________________ >>>> coreboot mailing list -- [email protected] >>>> To unsubscribe send an email to [email protected] >>>> >>> _______________________________________________ coreboot mailing list -- [email protected] To unsubscribe send an email to [email protected]