Initial bits to bring in Secure Launch functionality. Add Kconfig options for compiling in/out the Secure Launch code. Signed-off-by: Ross Philipson <ross.philipson@xxxxxxxxxx> --- arch/x86/Kconfig | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 9f5bd41..3f69aeb 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1983,6 +1983,40 @@ config EFI_MIXED If unsure, say N. +config SECURE_LAUNCH + bool "Secure Launch support" + default n + depends on X86_64 && X86_X2APIC + help + The Secure Launch feature allows a kernel to be loaded + directly through an Intel TXT measured launch. Intel TXT + establishes a Dynamic Root of Trust for Measurement (DRTM) + where the CPU measures the kernel image. This feature then + continues the measurement chain over kernel configuration + information and init images. + +config SECURE_LAUNCH_ALT_DLME_AUTHORITY + bool "Secure Launch Alternate DLME Authority PCR" + default n + depends on SECURE_LAUNCH + help + As the DLME environment, Secure Launch by default measures + the configuration information as the DLME Authority into + PCR18. This feature allows separating these measurements + into the TCG DRTM specification PCR (PCR.DLME_AUTHORITY), + PCR19. + +config SECURE_LAUNCH_ALT_DLME_DETAIL + bool "Secure Launch Alternate DLME Detail PCR" + default n + depends on SECURE_LAUNCH + help + As the DLME environment, Secure Launch by default measures + the image data like any external initrd as a DRTM Detail + into PCR17. This feature allows separating these + measurements into the Secure Launch's Detail PCR + (PCR.DLME_DETAIL), PCR20. + source "kernel/Kconfig.hz" config KEXEC -- 1.8.3.1
