X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=doc%2FREADME.mxc_hab;h=b688580f755be1cef3a736da38ad6c63abb0f16d;hb=a55bed1208b0e912f9a0025039b9740b692933d2;hp=e9340dd14cd4a6f687116712f5cee86a7513f555;hpb=9b5b60a05cb8bba2d135439419b2030764e359bd;p=oweals%2Fu-boot.git diff --git a/doc/README.mxc_hab b/doc/README.mxc_hab index e9340dd14c..b688580f75 100644 --- a/doc/README.mxc_hab +++ b/doc/README.mxc_hab @@ -1,7 +1,13 @@ High Assurance Boot (HAB) for i.MX6 CPUs -To authenticate U-Boot only by the CPU there is no code required in -U-Boot itself. However, the U-Boot image to be programmed into the +To enable the authenticated or encrypted boot mode of U-Boot, it is +required to set the proper configuration for the target board. This +is done by adding the following configuration in in the proper config +file (e.g. include/configs/mx6qarm2.h) + +#define CONFIG_SECURE_BOOT + +In addition, the U-Boot image to be programmed into the boot media needs to be properly constructed, i.e. it must contain a proper Command Sequence File (CSF). @@ -69,6 +75,7 @@ CONFIG_SECURE_BOOT CONFIG_SYS_FSL_SEC_COMPAT 4 /* HAB version */ CONFIG_FSL_CAAM CONFIG_CMD_DEKBLOB +CONFIG_SYS_FSL_SEC_LE Note: The encrypted boot feature is only supported by HABv4 or greater.