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Subject[PATCH 01/13] x86: Secure Launch Kconfig
Initial bits to bring in Secure Launch functionality. Add Kconfig
options for compiling in/out the Secure Launch code.

Signed-off-by: Ross Philipson <>
arch/x86/Kconfig | 36 ++++++++++++++++++++++++++++++++++++
1 file changed, 36 insertions(+)

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 7101ac6..8957981 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -1968,6 +1968,42 @@ config EFI_MIXED

If unsure, say N.

+ bool "Secure Launch support"
+ default n
+ depends on X86_64
+ 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.
+ prompt "Select Secure Launch Algorithm for TPM2"
+ depends on SECURE_LAUNCH
+ bool "Secure Launch TPM1 SHA1"
+ help
+ When using Secure Launch and TPM1 is present, use SHA1 hash
+ algorithm for measurements.
+ bool "Secure Launch TPM2 SHA256"
+ help
+ When using Secure Launch and TPM2 is present, use SHA256 hash
+ algorithm for measurements.
+ bool "Secure Launch TPM2 SHA512"
+ help
+ When using Secure Launch and TPM2 is present, use SHA512 hash
+ algorithm for measurements.
config SECCOMP
def_bool y
prompt "Enable seccomp to safely compute untrusted bytecode"
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