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author | Ilias Apalodimas <ilias.apalodimas@linaro.org> | 2021-04-01 13:35:38 +0300 |
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committer | Heinrich Schuchardt <xypron.glpk@gmx.de> | 2021-04-10 13:00:24 +0300 |
commit | bfb5ce4edd2cd62ad23b5ce578e93d0c82fe3000 (patch) | |
tree | f02a03519af214f40a62a9637454013c69b0669c /doc/develop | |
parent | 4bc4798f41cbe000a685f4c037d54f71f0859a3c (diff) | |
download | u-boot-bfb5ce4edd2cd62ad23b5ce578e93d0c82fe3000.tar.xz |
doc: Add build instructions for OP-TEE backed EFI variables
Since that invlolves external projects and not only U-Boot, add guidance
for supported platforms
Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Diffstat (limited to 'doc/develop')
-rw-r--r-- | doc/develop/uefi/uefi.rst | 58 |
1 files changed, 57 insertions, 1 deletions
diff --git a/doc/develop/uefi/uefi.rst b/doc/develop/uefi/uefi.rst index d92a32016e..4f2b8b036d 100644 --- a/doc/develop/uefi/uefi.rst +++ b/doc/develop/uefi/uefi.rst @@ -219,7 +219,63 @@ non-volatile variables. When calling the variable services via the OP-TEE API U-Boot's OP-TEE supplicant relays calls to the RPMB driver which has to be enabled via CONFIG_SUPPORT_EMMC_RPMB=y. -[1] https://optee.readthedocs.io/ - OP-TEE documentation +EDK2 Build instructions +*********************** + +.. code-block:: bash + + $ git clone https://github.com/tianocore/edk2.git + $ git clone https://github.com/tianocore/edk2-platforms.git + $ cd edk2 + $ git submodule init && git submodule update --init --recursive + $ cd .. + $ export WORKSPACE=$(pwd) + $ export PACKAGES_PATH=$WORKSPACE/edk2:$WORKSPACE/edk2-platforms + $ export ACTIVE_PLATFORM="Platform/StandaloneMm/PlatformStandaloneMmPkg/PlatformStandaloneMmRpmb.dsc" + $ export GCC5_AARCH64_PREFIX=aarch64-linux-gnu- + $ source edk2/edksetup.sh + $ make -C edk2/BaseTools + $ build -p $ACTIVE_PLATFORM -b RELEASE -a AARCH64 -t GCC5 -n `nproc` + +OP-TEE Build instructions +************************* + +.. code-block:: bash + + $ git clone https://github.com/OP-TEE/optee_os.git + $ cd optee_os + $ ln -s ../Build/MmStandaloneRpmb/RELEASE_GCC5/FV/BL32_AP_MM.fd + $ export ARCH=arm + $ CROSS_COMPILE32=arm-linux-gnueabihf- make -j32 CFG_ARM64_core=y \ + PLATFORM=<myboard> CFG_STMM_PATH=BL32_AP_MM.fd CFG_RPMB_FS=y \ + CFG_RPMB_FS_DEV_ID=0 CFG_CORE_HEAP_SIZE=524288 CFG_RPMB_WRITE_KEY=1 \ + CFG_CORE_HEAP_SIZE=524288 CFG_CORE_DYN_SHM=y CFG_RPMB_TESTKEY=y \ + CFG_REE_FS=n CFG_CORE_ARM64_PA_BITS=48 CFG_TEE_CORE_LOG_LEVEL=1 \ + CFG_TEE_TA_LOG_LEVEL=1 CFG_SCTLR_ALIGNMENT_CHECK=n + +U-Boot Build instructions +************************* + +Although the StandAloneMM binary comes from EDK2, using and storing the +variables is currently available in U-Boot only. + +.. code-block:: bash + + $ git clone https://github.com/u-boot/u-boot.git + $ cd u-boot + $ export CROSS_COMPILE=aarch64-linux-gnu- + $ export ARCH=<arch> + $ make <myboard>_defconfig + $ make menuconfig + +Enable ``CONFIG_OPTEE``, ``CONFIG_CMD_OPTEE_RPMB`` and ``CONFIG_EFI_MM_COMM_TEE`` + +.. warning:: + + - Your OP-TEE platform port must support Dynamic shared memory, since that's + the only kind of memory U-Boot supports for now. + +[1] https://optee.readthedocs.io/en/latest/building/efi_vars/stmm.html Executing the boot manager ~~~~~~~~~~~~~~~~~~~~~~~~~~ |