* Stefan Berger <[email protected]> [140714 12:14]: > The TPM is successfully detected but sending TPM_Startup(ST_Clear) > to the TPM fails since either coreboot or some other firmware seems > to already have initialized the TPM, which is fine, and also > extended PCR 0 with at least one hash. Ideally there would be a TCPA > ACPI table containing information about what was logged, since > otherwise the state of the PCR seems not that useful. SeaBIOS's TPM > extensions could then also use this TCPA table and add its own logs > into it along with extending PCRs in the TPM. So, in this case the > TPM SeaBIOS extensions don't log anything and adding additional ACPI > tables to the existing coreboot tables seems 'impractical'. I was > wondering if coreboot could add such a table if a TPM was found to > be present?
Sure that would be great. Someone looked into this in 2008 but I don't think progress ever hit our tree.. http://www.coreboot.org/pipermail/coreboot/2008-November/042406.html Patches would be very welcome! Stefan -- coreboot mailing list: [email protected] http://www.coreboot.org/mailman/listinfo/coreboot
