search for: tcg_pcclientimplementatio

This patch adds TCG BIOS extensions to the high memory area along with some often-used libc utility functions. The TCG extensions are described here: https://www.trustedcomputinggroup.org/specs/PCClient/TCG_PCClientImplementationforBIOS_1-20_1-00.pdf I have tried to keep the patching with rombios.c to a minimum, but some amount of code needs to be inserted at various locations. The code is currently deactivated, but can be activated by setting BX_TCGBIOS to ''1''. Signed-off-by: Stefan Berger <stefanb...

...to the Bochs BIOS and enables logging of boot measurements using the previously implemented support for TCPA ACPI tables. A low-level driver for a TPM TIS device and an Atmel device is provided. The implemented specification is described here: https://www.trustedcomputinggroup.org/specs/PCClient/TCG_PCClientImplementationforBIOS_1-20_1-00.pdf I added a #define ''BX_TCGBIOS'' to rombios.c that enables or disables these extensions. It''s currently disabled so none of the code is compiled into the BIOS. The implementation passes the tests implemented in a newer version of trusted grub (availa...