[Buildroot] [PATCH 1/5] boot/optee-os: OP-TEE secure world
baruch at tkos.co.il
Thu Nov 22 20:18:35 UTC 2018
Thanks for your contribution. I have a few comments below.
Etienne Carriere writes:
> OP-TEE OS is maintained by the OP-TEE project. It provides an
> open source solution for development and integration of secure
> services for Armv7-A and Armv8-A CPU based platforms supporting
> the TrustZone technology. This technology enables CPUs to
> concurrently host a secure world as the OP-TEE OS and a non-secure
> world as a Linux based OS.
> The OP-TEE project maintains other packages to leverage OP-TEE on
> Linux kernel based OSes. An OP-TEE interface driver is available
> in the Linux kernel since 4.12 upon CONFIG_OPTEE.
> Signed-off-by: Etienne Carriere <etienne.carriere at linaro.org>
> diff --git a/boot/optee-os/Config.in b/boot/optee-os/Config.in
> new file mode 100644
> index 0000000..5968531
> --- /dev/null
> +++ b/boot/optee-os/Config.in
> @@ -0,0 +1,102 @@
> +config BR2_TARGET_OPTEE_OS
> + bool "optee_os"
> + depends on BR2_aarch64 || BR2_arm
> + select BR2_PACKAGE_OPENSSL # host tool
Which host? Is that the host below which OPTEE OS runs? This is usually
called target in the Buildroot lingo. Please clarify in a comment.
Is that a build time dependency? If so you need to add openssl to
> + help
> + OP-TEE OS provides the secure world boot image and the trust
> + application development kit of the OP-TEE project. OP-TEE OS
> + also provides generic trusted application one can embedded
> + into its system.
> + http://github.org/OP-TEE/optee_os
> +if BR2_TARGET_OPTEE_OS
> + prompt "OP-TEE OS version"
> + default BR2_TARGET_OPTEE_OS_LATEST
> + help
> + Select the version of OP-TEE OS you want to use
Is there a practical need to support selection separate version
selection for each OPTEE component? If not then I think this version
selection should apply to all other components.
http://baruch.siach.name/blog/ ~. .~ Tk Open Systems
- baruch at tkos.co.il - tel: +972.52.368.4656, http://www.tkos.co.il -
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