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Diffstat (limited to 'src/vendorcode/google/chromeos/Kconfig')
| -rw-r--r-- | src/vendorcode/google/chromeos/Kconfig | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/vendorcode/google/chromeos/Kconfig b/src/vendorcode/google/chromeos/Kconfig index 238b4e51b1..97dfc60c22 100644 --- a/src/vendorcode/google/chromeos/Kconfig +++ b/src/vendorcode/google/chromeos/Kconfig @@ -127,6 +127,20 @@ config CHROMEOS_FWID_VERSION This is the second part of the FWID written to various regions of a Chrome OS firmware image to identify its version. +config CHROMEOS_DISABLE_PLATFORM_HIERARCHY_ON_RESUME + bool + default y + depends on TPM2 && RESUME_PATH_SAME_AS_BOOT + help + Disable the platform heirarchy on resume path if the firmware + is involved in resume. The hierarchy is disabled prior to jumping + to the OS. Note that this option is sepcific to TPM2 boards. + This option is auto selected if CHROMEOS because it matches with + vboot_reference model which disables the platform hierarchy in + the boot loader. However, those operations need to be symmetric + on normal boot as well as resume and coreboot is only involved + in the resume piece w.r.t. the platform hierarchy. + menu "GBB configuration" config GBB_HWID |