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Diffstat (limited to 'openembedded/juno-lsk/HACKING.textile')
| -rw-r--r-- | openembedded/juno-lsk/HACKING.textile | 249 |
1 files changed, 2 insertions, 247 deletions
diff --git a/openembedded/juno-lsk/HACKING.textile b/openembedded/juno-lsk/HACKING.textile index e5d60c0..4015f72 100644 --- a/openembedded/juno-lsk/HACKING.textile +++ b/openembedded/juno-lsk/HACKING.textile @@ -7,22 +7,12 @@ h2. Building the Linaro Kernel h3. Prerequisites * Ubuntu 12.04 64 bit system. You can download Ubuntu from ubuntu.com -* git - -bc. sudo apt-get install build-essential git - -* toolchain - -bc. mkdir -p ~/bin -cd ~/bin -wget http://releases.linaro.org/13.11/components/toolchain/binaries/gcc-linaro-aarch64-linux-gnu-4.8-2013.11_linux.tar.xz -tar xf gcc-linaro-aarch64-linux-gnu-4.8-2013.11_linux.tar.xz -PATH=$PATH:~/bin/gcc-linaro-aarch64-linux-gnu-4.8-2013.11_linux/bin +* "13.11 Linaro aarch64 Linux GNU 4.8 toolchain":http://releases.linaro.org/13.11/components/toolchain/binaries/gcc-linaro-aarch64-linux-gnu-4.8-2013.11_linux.tar.xz h3. Get the Linaro Kernel Source bc. git clone https://git.linaro.org/landing-teams/working/arm/kernel-release.git -cd kernel +cd kernel-release git checkout lsk-3.10-armlt-juno-20140616 h3. Create a kernel config @@ -45,238 +35,3 @@ bc. make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- Image dtbs h3. Install your kernel Copy the kernel Image and the juno.dtb files to the BOOT partition on the USB drive created in the "Binary Installation tab":https://releases.linaro.org/14.06/openembedded/juno-lsk/#tabs-2. - -bc. cp arch/arm64/boot/Image /media/BOOT/Image -cp arch/arm64/boot/dts/juno.dtb /media/BOOT/juno/juno.dtb - - -h1. Building Firmware From Source - -h2. Prerequisites - -The following tools and environment are required: - - -* Ubuntu desktop OS and the following packages. ARM have only tested with Ubuntu 12.04.02 (64-bit). -** `git` package to obtain source code -** `ia32-libs` package -** `build-essential` and `uuid-dev` packages for building the UEFI and Firmware Image Package (FIP) tool - -* Baremetal GNU GCC tools. Can be downloaded from Linaro -** "http://releases.linaro.org/13.11/components/toolchain/binaries/gcc-linaro-aarch64-none-elf-4.8-2013.11_linux.tar.xz":http://releases.linaro.org/13.11/components/toolchain/binaries/gcc-linaro-aarch64-none-elf-4.8-2013.11_linux.tar.xz - -* The instructions on this page below assume that the environment variable $JUNO_ROOT_DIR has been initialised to a working directory. - -bc. $ export JUNO_ROOT_DIR=<path-to-working-dir>/<name-of-working-dir> - - -h2. SCP Firmware - -The SCP Firmware is only available as a pre-built binary. - - - -h2. ARM Trusted Firmware - -The ARM trusted firmware consists of the following images: - -|<b>Filename</b>|<b>Image Type</b>|<b>Image Name</b>| -|bl1.bin|BL1|ARM Trusted ROM image| -|bl2.bin|BL2|ARM Trusted Firmware| -|bl31.bin|BL3-1|EL3 runtime| -|bl32.bin (optional)|BL3-2|Test Secure Payload| - -The bl2.bin, bl31.bin and bl32.bin images are inputs to the process of creating a Firmware Image Package. - -h3. Obtaining sources - -Clone the ARM Trusted Firmware repository from GitHub: - -bc. $ cd $JUNO_ROOT_DIR -$ git clone https://github.com/ARM-software/arm-trusted-firmware.git -$ cd arm-trusted-firmware -$ git checkout v0.4-Juno-0.5 - -h3. Configuration - -Set the compiler path - -bc. $ export CROSS_COMPILE=<path-to-aarch64-gcc>/bin/aarch64-none-elf- - -h3. Building - -1. Change to the trusted firmware directory: - -bc. $ cd $JUNO_ROOT_DIR/arm-trusted-firmware - -2. Build the different firmware images: - -bc. $ make PLAT=juno all - -To build the optional bl3-2 Test Secure Payload component, use the following commands instead (the 'make realclean' is important): - -bc. $ make realclean -$ make PLAT=juno SPD=tspd all - -By default the preceding commands produce a release version of the build. To produce a debug version instead and make the build more verbose use: - -bc. $ make PLAT=juno DEBUG=1 V=1 all - -The build process creates products in a `build` directory tree, building the objects for each boot loader stage in separate sub-directories. The following boot loader binary files are created: - -* @build/juno/<build-type>/bl1.bin@ -* @build/juno/<build-type>/bl2.bin@ -* @build/juno/<build-type>/bl31.bin@ -* @build/juno/<build-type>/bl32.bin@ (if the 'SPD=tspd' flag is used) - -... where @<build-type>@ is either `debug` or `release`. - -To clean the ARM Trusted Firmware source tree (warning, this will remove the binaries too): - -bc. $ make realclean - - - -h2. UEFI - -UEFI is a single bl33.bin image that is an input to the process of creating a Firmware Image Package. - -h3. Obtaining sources - -Clone the Juno UEFI Github repository: - -bc. $ cd $JUNO_ROOT_DIR -$ git clone https://github.com/ARM-software/edk2.git -b juno -$ cd edk2 -$ git checkout v1.0-rc0 - - - -h3. Configuration - -1. Define the AArch64 GCC toolchain: - -bc. $ export GCC48_AARCH64_PREFIX=<path-to-aarch64-gcc>/bin/aarch64-none-elf- - -2. Configure Tianocore environment: - -bc. $ cd $JUNO_ROOT_DIR/edk2 -$ . edksetup.sh -$ make -C BaseTools - -h3. Building - -1. Change to the EDK2 directory: - -bc. $ cd $JUNO_ROOT_DIR/edk2 - -2. To build DEBUG version of UEFI firmware: - -bc. $ make -f ArmPlatformPkg/ArmJunoPkg/Makefile - -The build produces the binary $JUNO_ROOT_DIR/edk2/Build/ArmJuno/DEBUG_GCC48/FV/BL33_AP_UEFI.fd that should be used as 'bl33.bin' when generating the Firmware Image Package binary. - -To build RELEASE version of UEFI firmware: - -bc. $ make -f ArmPlatformPkg/ArmJunoPkg/Makefile EDK2_BUILD=RELEASE - -Use the release binary $JUNO_ROOT_DIR/edk2/Build/ArmJuno/RELEASE_GCC48/FV/BL33_AP_UEFI.fd as bl33.bin when generating the Firmware Image Package binary. - -To clean EDK2 source tree: - -bc. $ make -f ArmPlatformPkg/ArmJunoPkg/Makefile clean - - - -h2. Packaging the binaries - -ARM Trusted Firmware uses the Firmware Image Package (FIP) binary blob to load images into the system, so that the firmware can avoid managing lots of smaller images. The FIP will contain: - -* BL2 and BL3-1 boot loader images -* Test Secure Payload (BL3-2 image - optional) -* UEFI firmware (BL3-3 image) -* SCP firmware (BL3-0 image) - -Note: BL1 image is NOT part of the FIP. - - -h3. Building a FIP binary - -The steps to create a FIP are as follows: - -1. Build the 'fip_create' tool. - -bc. $ cd $JUNO_ROOT_DIR/arm-trusted-firmware -$ make fiptool - -2. Define the FIP environment. Specifically, include the FIP tool in the path. - -bc. $ export PATH=$JUNO_ROOT_DIR/arm-trusted-firmware/tools/fip_create:$PATH - -3. Download the "firmware image artefacts":https://wiki.linaro.org/ARM/Juno?action=AttachFile&do=get&target=juno-firmware-beta-0.7.5.zip and extract to a working directory (hereafter referred to as @"<path to prebuilt binary>"@). - -4. Gather the binary files (the following example is for release builds only). - -bc. $ cd $JUNO_ROOT_DIR -$ mkdir fip -$ cd fip -$ cp <path to prebuilt binary>/bl30.bin . -$ cp $JUNO_ROOT_DIR/arm-trusted-firmware/build/juno/release/bl2.bin . -$ cp $JUNO_ROOT_DIR/arm-trusted-firmware/build/juno/release/bl31.bin . -$ cp $JUNO_ROOT_DIR/arm-trusted-firmware/build/juno/release/bl32.bin . -$ cp $JUNO_ROOT_DIR/edk2/Build/ArmJuno/RELEASE_GCC48/FV/BL33_AP_UEFI.fd bl33.bin - -If you wish to use the pre-built ARM trusted firmware and UEFI EDK2 images instead of building them from source, then the last four lines of the above block can independently be replaced with the following: - -bc. $ cp <path to prebuilt binary>/bl2.bin . -$ cp <path to prebuilt binary>/bl31.bin . -$ cp <path to prebuilt binary>/bl32.bin . -$ cp <path to prebuilt binary>/bl33.bin . - - -5. Create the FIP file: - -bc. $ fip_create --dump \ - --bl2 bl2.bin \ - --bl30 bl30.bin \ - --bl31 bl31.bin \ - --bl32 bl32.bin \ (if the optional bl32 image is present) - --bl33 bl33.bin \ - fip.bin - -The previous command will display the FIP layout: - - -bc. Firmware Image Package ToC: ---------------------------- -- Trusted Boot Firmware BL2: offset=0xD8, size=0x5268 -- SCP Firmware BL3-0: offset=0x5340, size=0x9C64 -- EL3 Runtime Firmware BL3-1: offset=0xEFA4, size=0x82A0 -- Non-Trusted Firmware BL3-3: offset=0x17244, size=0xF0000 ---------------------------- -Creating "fip.bin"; - -6. Optional: the `fip_create` tool can be used in the exact same way to update individual images inside an existing FIP file. For example, to update the SCP Firmware BL3-0 image: - -bc. $ fip_create --dump --bl30 new_bl30.bin fip.bin - -The previous command will again display the FIP layout: - -bc. Firmware Image Package ToC: ---------------------------- -- Trusted Boot Firmware BL2: offset=0xD8, size=0x5268 -- SCP Firmware BL3-0: offset=0x5340, size=0x9C64 -file: 'new_bl30.bin' -- EL3 Runtime Firmware BL3-1: offset=0xEFA4, size=0x82A0 -- Non-Trusted Firmware BL3-3: offset=0x17244, size=0xF0000 ---------------------------- -Updating "fip.bin" - -For more details and options about the `fip_create` tool: - -bc. $ fip_create --help - - -h2. Installing the binaries - -Please refer to the section titled "Firmware update" on the "Binary Image Installation tab":https://releases.linaro.org/14.06/openembedded/juno-lsk/#tabs-2. |