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Merge branch 'master' of gitee.com:openharmony/kernel_liteos_m into 0529hook_fix

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Zhaotianyu 2021-06-03 11:08:31 +08:00 committed by Gitee
parent 369320de37 caba05985b
commit b4cfdcfbf5
23 changed files with 190 additions and 80 deletions
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4
BUILD.gn
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# Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved. # Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021, Huawei Device Co., Ltd. All rights reserved. # Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
# #
# Redistribution and use in source and binary forms, with or without modification, # Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met: # are permitted provided that the following conditions are met:

8
README.md
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@ -15,11 +15,17 @@ The OpenHarmony LiteOS Cortex-M is the kernel designed for the lightweight opera
## Directory Structure<a name="section161941989596"></a> ## Directory Structure<a name="section161941989596"></a>
The directory structure is listed as below, for the detailed directories, please refer to [arch_spec.md](arch_spec.md).
``` ```
/kernel/liteos_m /kernel/liteos_m
├── components # Optional components ├── components # Optional components
│ ├── backtrace # Backtrace support
│ ├── cppsupport # C++ support │ ├── cppsupport # C++ support
│ └── cpup # CPU possession (CPUP) │ ├── cpup # CPU possession (CPUP)
│ ├── exchook # Exception hook
│ ├── fs # File system
│ └── net # Network support
├── kal # Kernel abstraction layer ├── kal # Kernel abstraction layer
│ ├── cmsis # CMSIS-compliant API support │ ├── cmsis # CMSIS-compliant API support
│ └── posix # POSIX API support │ └── posix # POSIX API support

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README_zh.md
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@ -15,11 +15,17 @@ OpenHarmony LiteOS-M内核是面向IoT领域构建的轻量级物联网操作系
## 目录<a name="section161941989596"></a> ## 目录<a name="section161941989596"></a>
目录结构如下，详细目录请参考[arch_spec_zh.md](arch_spec_zh.md)。
``` ```
/kernel/liteos_m /kernel/liteos_m
├── components # 可选组件 ├── components # 可选组件
│ ├── backtrace # 回溯栈支持
│ ├── cppsupport # C++支持 │ ├── cppsupport # C++支持
│ └── cpup # CPUP功能 │ ├── cpup # CPUP功能
│ ├── exchook # 异常钩子
│ ├── fs # 文件系统
│ └── net # Network功能
├── kal # 内核抽象层 ├── kal # 内核抽象层
│ ├── cmsis # cmsis标准接口支持 │ ├── cmsis # cmsis标准接口支持
│ └── posix # posix标准接口支持 │ └── posix # posix标准接口支持
@ -41,11 +47,11 @@ OpenHarmony LiteOS-M内核是面向IoT领域构建的轻量级物联网操作系
## 使用说明<a name="section3732185231214"></a> ## 使用说明<a name="section3732185231214"></a>
OpenHarmony LiteOS-M内核的编译构建系统是一个基于gn和ninja的组件化构建系统，支持按组件配置、裁剪和拼装，按需构建出定制化的产品。编译构建系统的详细信息可以参考[官方开源站点编译系统介绍](https://gitee.com/openharmony/docs/blob/master/zh-cn/device-dev/porting/%E7%BC%96%E8%AF%91%E7%B3%BB%E7%BB%9F%E4%BB%8B%E7%BB%8D.md)。本文主要介绍如何基于gn和ninja编译LiteOS-M工程，GCC+Makefile、IAR、Keil MDK等编译方式可以参考社区爱好者贡献的站点。 OpenHarmony LiteOS-M内核的编译构建系统是一个基于gn和ninja的组件化构建系统，支持按组件配置、裁剪和拼装，按需构建出定制化的产品。编译构建系统的详细信息可以参考[轻量和小型系统编译构建指导](https://gitee.com/openharmony/docs/blob/master/zh-cn/device-dev/subsystems/%E8%BD%BB%E9%87%8F%E5%92%8C%E5%B0%8F%E5%9E%8B%E7%B3%BB%E7%BB%9F%E7%BC%96%E8%AF%91%E6%9E%84%E5%BB%BA%E6%8C%87%E5%AF%BC.md)。本文主要介绍如何基于gn和ninja编译LiteOS-M工程，GCC+Makefile、IAR、Keil MDK等编译方式可以参考社区爱好者贡献的站点。
### 搭建系统基础环境 ### 搭建系统基础环境
在搭建各个开发板环境前，需要完成OpenHarmony系统基础环境搭建。系统基础环境主要是指OpenHarmony的编译环境和开发环境，详细介绍请参考官方站点[搭建系统基础环境](https://gitee.com/openharmony/docs/blob/master/zh-cn/device-dev/quick-start/%E6%90%AD%E5%BB%BA%E7%B3%BB%E7%BB%9F%E5%9F%BA%E7%A1%80%E7%8E%AF%E5%A2%83.md)。开发者需要根据环境搭建文档，完成下述软件的安装：Python3.7+、gn、ninja、hb。对于LiteOS-M内核，还需要安装Make构建工具和[ARM GCC编译工具链](https://developer.arm.com/tools-and-software/open-source-software/developer-tools/gnu-toolchain/gnu-rm/downloads)。 在搭建各个开发板环境前，需要完成OpenHarmony系统基础环境搭建。系统基础环境主要是指OpenHarmony的编译环境和开发环境，详细介绍请参考官方站点[Ubuntu编译环境准备](https://gitee.com/openharmony/docs/blob/master/zh-cn/device-dev/quick-start/Ubuntu%E7%BC%96%E8%AF%91%E7%8E%AF%E5%A2%83%E5%87%86%E5%A4%87.md)。开发者需要根据环境搭建文档，完成下述软件的安装：Python3.7+、gn、ninja、hb。对于LiteOS-M内核，还需要安装Make构建工具和[ARM GCC编译工具链](https://developer.arm.com/tools-and-software/open-source-software/developer-tools/gnu-toolchain/gnu-rm/downloads)。
### 获取OpenHarmony源码 ### 获取OpenHarmony源码
@ -62,6 +68,8 @@ git clone https://gitee.com/harylee/nucleo_f767zi.git
假设克隆到的代码目录为`~/nucleo_f767zi`。 执行如下命令把代码目录的`device`、`vendor`目录复制到`openHarmony`工程的相应目录。 假设克隆到的代码目录为`~/nucleo_f767zi`。 执行如下命令把代码目录的`device`、`vendor`目录复制到`openHarmony`工程的相应目录。
``` ```
mkdir ~/openHarmony/device/st
cp -r ~/nucleo_f767zi/device/st/nucleo_f767zi ~/openHarmony/device/st/nucleo_f767zi cp -r ~/nucleo_f767zi/device/st/nucleo_f767zi ~/openHarmony/device/st/nucleo_f767zi
chmod +x ~/openHarmony/device/st/nucleo_f767zi/build.sh chmod +x ~/openHarmony/device/st/nucleo_f767zi/build.sh

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arch_spec.md
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``` ```
. .
├── components --- Optional components ├── components --- Components available for porting and header files exposed externally
│   ├── backtrace --- Backtrace
│   ├── cppsupport --- C++ │   ├── cppsupport --- C++
│   └── cpup --- CPUP │   ├── cpup --- CPUP
├── kal --- Kernel Abstraction Layer │   ├── exchook --- Exception hook
│   ├── cmsis --- cmsis │   ├── fs --- File System
│   └── posix --- posix │   └── net --- Network
├── kernel --- Minimalistic kernel funtionalities ├── kal --- Kernel Abstraction Layer, APIs exposed externally, including CMSIS APIs and part of POSIX APIs
│   ├── arch --- Support for hardware architectures │   ├── cmsis --- CMSIS
│   │   ├── arm --- arm32 │   └── posix --- POSIX
│   │   │   └── cortex-m4 --- cortex-m4 ├── kernel --- Code for defining the minimum kernel function set
│   │   │   └── iar │   ├── arch --- Code of the kernel instruction architecture layer
│   │   │   ├── los_atomic.h │   │   ├── arm --- ARM32 architecture
│   │   │   ├── los_context.h │   │   │   ├── cortex-m3 --- Cortex-m3 architecture
│   │   │   ├── los_interrupt.h │   │   │   │ └── keil --- Implementation of the Keil toolchain
│   │   │   └── los_mpu.h │   │   │   ├── cortex-m33 --- Cortex-m33 architecture
│   │   │   │ │── gcc --- Implementation of the GCC toolchain
│   │   │   │ └── iar --- Implementation of the IAR toolchain
│   │   │   └── cortex-m4 --- Cortex-m4 architecture
│   │   │   │ │── gcc --- Implementation of the GCC toolchain
│   │   │   │ └── iar --- Implementation of the IAR toolchain
│   │   │   └── cortex-m7 --- Cortex-m7 architecture
│   │   │   │ │── gcc --- Implementation of the GCC toolchain
│   │   │   │ └── iar --- Implementation of the IAR toolchain
│   │   ├── risc-v --- Risc-v architecture
│   │   │ ├── nuclei --- Nuclei architecture
│   │   │   │ └── gcc --- Implementation of the GCC toolchain
│   │   │ └── riscv32 --- Riscv32 architecture
│   │   │   │ └── gcc --- Implementation of the GCC toolchain
│   │   └── include │   │   └── include
│   │   ├── los_arch_atomic.h --- Atomic operations │   │   ├── los_arch.h --- Arch initialization
│   │   ├── los_arch_context.h --- Context switch │   │   ├── los_atomic.h --- Atomic operations
│   │   ├── los_arch.h --- Initialization │   │   ├── los_context.h --- Context switch
│   │   └── los_arch_interrupt.h --- Interrupts │   │   ├── los_interrupt.h --- Interrupts
│   │   ├── los_mpu.h --- Memory protection unit operations
│   │   └── los_timer.h --- Timer operations
│   ├── include │   ├── include
│   │   ├── los_config.h --- Configuration parameters │   │   ├── los_config.h --- Configuration parameters
│   │   ├── los_event.h --- Events management │   │   ├── los_event.h --- Events management
│   │   ├── los_liteos.h --- Kernel types and functions │   │   ├── los_membox.h --- Membox management
│   │   ├── los_memory.h --- Heap memory management │   │   ├── los_memory.h --- Heap memory management
│   │   ├── los_mutex.h --- Mutex │   │   ├── los_mux.h --- Mutex
│   │   ├── los_queue.h --- Queue │   │   ├── los_queue.h --- Queue
│   │   ├── los_scheduler.h --- Scheduler │   │   ├── los_sched.h --- Scheduler
│   │   ├── los_sem.h --- Semaphores │   │   ├── los_sem.h --- Semaphores
│   │   ├── los_sortlink.h --- Sort link
│   │   ├── los_swtmr.h --- Timer
│   │   ├── los_task.h --- Tasks │   │   ├── los_task.h --- Tasks
│   │   └── los_timer.h --- Timer │   │   └── los_tick.h --- Tick
│   └── src │   └── src
├── targets ├── targets
│   └── targets │   └── targets
│   └── cortex-m4_stm32f429ig_fire-challenger_iar │   └── riscv_nuclei_demo_soc_gcc
│   ├── board │ │ ├── GCC --- Compilation config
│   ├── dprintf.c │ │ ├── OS_CONFIG --- Board config
│   ├── Libraries │ │ ├── SoC --- SOC codes
│   ├── main.c │ │ └── Src --- Application codes
│   ├── project │   └── riscv_nuclei_gd32vf103_soc_gcc
│   ├── target_config.h --- Hardware target configuration │   └── riscv_sifive_fe310_gcc
│   └── Utilities
└── utils └── utils
├── include ├── internal
│   ├── los_compiler.h --- Compiler configuration ├── BUILD.gn --- Gn build config file
│   ├── los_debug.h --- Debugging facilities ├── los_compiler.h --- Compiler configuration
│   ├── los_error.h --- Errors codes and definitions ├── los_debug.c --- Debugging facilities
│   └── los_list.h ├── los_debug.h
├── los_error.c --- Errors codes and definitions
├── los_error.h
├── los_hook.c --- Hook function facilities
├── los_hook.h
├── los_list.h --- Doubly linked list
└── los_reg.h --- Register macros
└── src └── src
``` ```

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```
.
├── components --- 移植可选组件，依赖内核，单独对外提供头文件
│   ├── backtrace --- 回溯栈支持
│   ├── cppsupport --- C++支持
│   ├── cpup --- CPUP功能
│   ├── exchook --- 异常钩子
│   ├── fs --- 文件系统
│   └── net --- 网络功能
├── kal --- 内核抽象层，提供内核对外接口，当前支持CMSIS接口和部分POSIX接口
│   ├── cmsis --- CMSIS标准支持
│   └── posix --- POSIX标准支持
├── kernel --- 内核最小功能集代码
│   ├── arch --- 内核指令架构层代码
│   │   ├── arm --- ARM32架构
│   │   │   ├── cortex-m3 --- Cortex-m3架构
│   │   │   │ └── keil --- Keil编译工具链实现
│   │   │   ├── cortex-m33 --- Cortex-m33架构
│   │   │   │ │── gcc --- GCC编译工具链实现
│   │   │   │ └── iar --- IAR编译工具链实现
│   │   │   └── cortex-m4 --- Cortex-m4架构
│   │   │   │ │── gcc --- GCC编译工具链实现
│   │   │   │ └── iar --- IAR编译工具链实现
│   │   │   └── cortex-m7 --- Cortex-m7架构
│   │   │   │ │── gcc --- GCC编译工具链实现
│   │   │   │ └── iar --- IAR编译工具链实现
│   │   ├── risc-v --- Risc-v架构
│   │   │ ├── nuclei --- Nuclei架构
│   │   │   │ └── gcc --- GCC编译工具链实现
│   │   │ └── riscv32 --- Riscv32架构
│   │   │   │ └── gcc --- GCC编译工具链实现
│   │   └── include
│   │   ├── los_arch.h --- 定义arch初始化
│   │   ├── los_atomic.h --- 定义通用arch原子操作
│   │   ├── los_context.h --- 定义通用arch上下文切换
│   │   ├── los_interrupt.h --- 定义通用arch中断
│   │   ├── los_mpu.h --- 定义通用arch内存保护
│   │   └── los_timer.h --- 定义通用arch定时器
│   ├── include
│   │   ├── los_config.h --- 功能开关和配置参数
│   │   ├── los_event.h --- 事件
│   │   ├── los_membox.h --- 静态内存管理
│   │   ├── los_memory.h --- 动态内存管理
│   │   ├── los_mux.h --- 互斥锁
│   │   ├── los_queue.h --- 队列
│   │   ├── los_sched.h --- 调度算法
│   │   ├── los_sem.h --- 信号量
│   │   ├── los_sortlink.h --- 排序链表
│   │   ├── los_swtmr.h --- 定时器
│   │   ├── los_task.h --- 任务
│   │   └── los_tick.h --- Tick时钟
   └── src
├── targets
│   └── targets
│   └── riscv_nuclei_demo_soc_gcc
│ │ ├── GCC --- 编译相关
│ │ ├── OS_CONFIG --- 开发板配置功能开关和配置参数
│ │ ├── SoC --- SOC相关代码
│ │ └── Src --- Application相关代码
│   └── riscv_nuclei_gd32vf103_soc_gcc
│   └── riscv_sifive_fe310_gcc
└── utils
├── internal
├── BUILD.gn --- Gn构建文件
├── los_compiler.h --- 编译工具配置，类型定义
├── los_debug.c --- Debug，printf相关
├── los_debug.h
├── los_error.c --- 错误处理
├── los_error.h
├── los_hook.c --- 钩子函数注册和调用
├── los_hook.h
├── los_list.h --- 双向链表
└── los_reg.h --- 寄存器读写宏定义
└── src
```

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# Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved. # Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021, Huawei Device Co., Ltd. All rights reserved. # Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
# #
# Redistribution and use in source and binary forms, with or without modification, # Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met: # are permitted provided that the following conditions are met:

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components/cppsupport/BUILD.gn
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# Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved. # Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021, Huawei Device Co., Ltd. All rights reserved. # Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
# #
# Redistribution and use in source and binary forms, with or without modification, # Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met: # are permitted provided that the following conditions are met:

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components/cpup/BUILD.gn
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# Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved. # Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021, Huawei Device Co., Ltd. All rights reserved. # Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
# #
# Redistribution and use in source and binary forms, with or without modification, # Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met: # are permitted provided that the following conditions are met:

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components/exchook/BUILD.gn
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# Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved. # Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021, Huawei Device Co., Ltd. All rights reserved. # Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
# #
# Redistribution and use in source and binary forms, with or without modification, # Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met: # are permitted provided that the following conditions are met:

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components/fs/BUILD.gn
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# Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved. # Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021, Huawei Device Co., Ltd. All rights reserved. # Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
# #
# Redistribution and use in source and binary forms, with or without modification, # Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met: # are permitted provided that the following conditions are met:

4
components/fs/fatfs/BUILD.gn
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@ -1,5 +1,5 @@
# Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved. # Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021, Huawei Device Co., Ltd. All rights reserved. # Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
# #
# Redistribution and use in source and binary forms, with or without modification, # Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met: # are permitted provided that the following conditions are met:

4
components/fs/littlefs/BUILD.gn
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@ -1,5 +1,5 @@
# Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved. # Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021, Huawei Device Co., Ltd. All rights reserved. # Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
# #
# Redistribution and use in source and binary forms, with or without modification, # Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met: # are permitted provided that the following conditions are met:

4
kal/BUILD.gn
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# Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved. # Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021, Huawei Device Co., Ltd. All rights reserved. # Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
# #
# Redistribution and use in source and binary forms, with or without modification, # Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met: # are permitted provided that the following conditions are met:

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kal/cmsis/BUILD.gn
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# Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved. # Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021, Huawei Device Co., Ltd. All rights reserved. # Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
# #
# Redistribution and use in source and binary forms, with or without modification, # Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met: # are permitted provided that the following conditions are met:

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kal/posix/BUILD.gn
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# Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved. # Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021, Huawei Device Co., Ltd. All rights reserved. # Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
# #
# Redistribution and use in source and binary forms, with or without modification, # Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met: # are permitted provided that the following conditions are met:

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kal/posix/src/time.c
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@ -188,11 +188,7 @@ int timer_settime(timer_t timerID, int flags,
intSave = LOS_IntLock(); intSave = LOS_IntLock();
swtmr = OS_SWT_FROM_SID(swtmrID); swtmr = OS_SWT_FROM_SID(swtmrID);
swtmr->ucMode = (interval ? LOS_SWTMR_MODE_PERIOD : LOS_SWTMR_MODE_NO_SELFDELETE); swtmr->ucMode = (interval ? LOS_SWTMR_MODE_PERIOD : LOS_SWTMR_MODE_NO_SELFDELETE);
if (interval) { swtmr->uwInterval = (interval ? interval : expiry);
swtmr->uwInterval = interval;
} else {
swtmr->uwInterval = expiry;
}
LOS_IntRestore(intSave); LOS_IntRestore(intSave);

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# Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved. # Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021, Huawei Device Co., Ltd. All rights reserved. # Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
# #
# Redistribution and use in source and binary forms, with or without modification, # Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met: # are permitted provided that the following conditions are met:

4
kernel/arch/arm/cortex-m33/gcc/BUILD.gn
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# Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved. # Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021, Huawei Device Co., Ltd. All rights reserved. # Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
# #
# Redistribution and use in source and binary forms, with or without modification, # Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met: # are permitted provided that the following conditions are met:

4
kernel/arch/arm/cortex-m4/gcc/BUILD.gn
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# Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved. # Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021, Huawei Device Co., Ltd. All rights reserved. # Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
# #
# Redistribution and use in source and binary forms, with or without modification, # Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met: # are permitted provided that the following conditions are met:

2
kernel/arch/arm/cortex-m4/gcc/los_exc.S
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/* /*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved. * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved. * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
* *
* Redistribution and use in source and binary forms, with or without modification, * Redistribution and use in source and binary forms, with or without modification,

4
kernel/arch/arm/cortex-m7/gcc/BUILD.gn
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# Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved. # Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021, Huawei Device Co., Ltd. All rights reserved. # Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
# #
# Redistribution and use in source and binary forms, with or without modification, # Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met: # are permitted provided that the following conditions are met:

4
kernel/arch/risc-v/riscv32/gcc/BUILD.gn
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# Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved. # Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021, Huawei Device Co., Ltd. All rights reserved. # Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
# #
# Redistribution and use in source and binary forms, with or without modification, # Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met: # are permitted provided that the following conditions are met:

4
utils/BUILD.gn
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# Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved. # Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021, Huawei Device Co., Ltd. All rights reserved. # Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
# #
# Redistribution and use in source and binary forms, with or without modification, # Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met: # are permitted provided that the following conditions are met: