| // Copyright 2018 The Android Open Source Project |
| // |
| // This software is licensed under the terms of the GNU General Public |
| // License version 2, as published by the Free Software Foundation, and |
| // may be copied, distributed, and modified under those terms. |
| // |
| // This program is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| #pragma once |
| |
| #include <string> |
| |
| namespace dtb { |
| |
| struct Params { |
| std::string vendor_device_location; // location of the vendor partition. |
| }; |
| |
| /* |
| The function creates a device tree blob file containing the following nodes: |
| |
| node(name='' basenamelen=0) |
| node(name='firmware' basenamelen=8) |
| node(name='android' basenamelen=7) |
| property(name='compatible' val=(len=17, val='android,firmware')) |
| node(name='fstab' basenamelen=5) |
| property(name='compatible' val=(len=14, val='android,fstab')) |
| node(name='vendor' basenamelen=6) |
| property(name='compatible' val=(len=15, val='android,vendor')) |
| property(name='dev' val=(len=54, val=params.vendor_device_location)) |
| property(name='type' val=(len=5, val='ext4')) |
| property(name='mnt_flags' val=(len=24, val='noatime,ro,errors=panic')) |
| property(name='fsmgr_flags' val=(len=5, val='wait')) |
| |
| Android Emulator uses this file to find the vendor partition. |
| |
| The function returns 0 on success or an error code otherwise. |
| */ |
| |
| int createDtbFile(const Params& params, const std::string& dtbFilename); |
| |
| } // namespace dtb |
