OpenHarmony设备开发基于命令行开发轻量系统(基于Hi3861开发板）

python3 -m pip install scons

scons -v

pip3 install setuptools

sudo pip3 install kconfiglib

sudo pip3 install kconfiglib-13.2.0-py2.py3-none-any.whl

sudo pip3 install pycryptodome

sudo pip3 install pycryptodome-3.9.9-cp38-cp38-manylinux1_x86_64.whl

sudo pip3 install six --upgrade --ignore-installed six

sudo pip3 install six-1.12.0-py2.py3-none-any.whl

sudo pip3 install ecdsa

sudo pip3 install ecdsa-0.14.1-py2.py3-none-any.whl

git clone --recursive https://gitee.com/mirrors/riscv-gnu-toolchain.git

cd riscv-gnu-toolchain && rm -rf riscv-newlib && rm -rf riscv-binutils && rm -rf riscv-gcc

git clone -b riscv-newlib-3.0.0 https://github.com/riscv/riscv-newlib.git

git clone -b riscv-binutils-2.31.1 https://github.com/riscv/riscv-binutils-gdb.git

git clone -b riscv-gcc-7.3.0 https://github.com/riscv/riscv-gcc

tar -xvf gmp-6.1.2.tar.bz2 && mkdir build_gmp && cd build_gmp && ../gmp-6.1.2/configure --prefix=/usr/local/gmp-6.1.2 --disable-shared --enable-cxx && make && make install

tar -xvf mpfr-4.0.2.tar.gz && mkdir build_mpfr && cd build_mpfr && ../mpfr-4.0.2/configure --prefix=/usr/local/mpfr-4.0.2 --with-gmp=/usr/local/gmp-6.1.2 --disable-shared && make && make install

tar -xvf mpc-1.1.0.tar.gz && mkdir build_mpc && cd build_mpc && ../mpc-1.1.0/configure --prefix=/usr/local/mpc-1.1.0 --with-gmp=/usr/local/gmp-6.1.2 --with-mpfr=/usr/local/mpfr-4.0.2 --disable-shared && make && make install

cd /opt && mkdir gcc_riscv32

mkdir build_binutils && cd build_binutils && ../riscv-binutils-gdb/configure --prefix=/opt/gcc_riscv32 --target=riscv32-unknown-elf --with-arch=rv32imc --with-abi=ilp32 --disable-__cxa_atexit --disable-libgomp --disable-libmudflap --enable-libssp --disable-libstdcxx-pch --disable-nls --disable-shared --disable-threads --disable-multilib --enable-poison-system-directories --enable-languages=c,c++ --with-gnu-as --with-gnu-ld --with-newlib --with-system-zlib CFLAGS="-fstack-protector-strong -O2 -D_FORTIFY_SOURCE=2 -Wl,-z,relro,-z,now,-z,noexecstack -fPIE" CXXFLAGS="-fstack-protector-strong -O2 -D_FORTIFY_SOURCE=2 -Wl,-z,relro,-z,now,-z,noexecstack -fPIE" CXXFLAGS_FOR_TARGET="-Os -mcmodel=medlow -Wall -fstack-protector-strong -Wl,-z,relro,-z,now,-z,noexecstack -Wtrampolines -fno-short-enums -fno-short-wchar" CFLAGS_FOR_TARGET="-Os -mcmodel=medlow -Wall -fstack-protector-strong -Wl,-z,relro,-z,now,-z,noexecstack -Wtrampolines -fno-short-enums -fno-short-wchar" --bindir=/opt/gcc_riscv32/bin --libexecdir=/opt/gcc_riscv32/riscv32 --libdir=/opt/gcc_riscv32 --includedir=/opt/gcc_riscv32 && make -j16 && make install && cd ..

mkdir build_newlib && cd build_newlib && ../riscv-newlib/configure --prefix=/opt/gcc_riscv32 --target=riscv32-unknown-elf --with-arch=rv32imc --with-abi=ilp32 --disable-__cxa_atexit --disable-libgomp --disable-libmudflap --enable-libssp --disable-libstdcxx-pch --disable-nls --disable-shared --disable-threads --disable-multilib --enable-poison-system-directories --enable-languages=c,c++ --with-gnu-as --with-gnu-ld --with-newlib --with-system-zlib CFLAGS="-fstack-protector-strong -O2 -D_FORTIFY_SOURCE=2 -Wl,-z,relro,-z,now,-z,noexecstack -fPIE" CXXFLAGS="-fstack-protector-strong -O2 -D_FORTIFY_SOURCE=2 -Wl,-z,relro,-z,now,-z,noexecstack -fPIE" \CXXFLAGS_FOR_TARGET="-Os -mcmodel=medlow -Wall -fstack-protector-strong -Wl,-z,relro,-z,now,-z,noexecstack -Wtrampolines -fno-short-enums -fno-short-wchar" CFLAGS_FOR_TARGET="-Os -mcmodel=medlow -Wall -fstack-protector-strong -Wl,-z,relro,-z,now,-z,noexecstack -Wtrampolines -fno-short-enums -fno-short-wchar" --bindir=/opt/gcc_riscv32/bin --libexecdir=/opt/gcc_riscv32 --libdir=/opt/gcc_riscv32 --includedir=/opt/gcc_riscv32 && make -j16 && make install && cd ..

mkdir build_gcc && cd build_gcc && ../riscv-gcc/configure --prefix=/opt/gcc_riscv32 --target=riscv32-unknown-elf --with-arch=rv32imc --with-abi=ilp32 --disable-__cxa_atexit --disable-libgomp --disable-libmudflap --enable-libssp --disable-libstdcxx-pch --disable-nls --disable-shared --disable-threads --disable-multilib --enable-poison-system-directories --enable-languages=c,c++ --with-gnu-as --with-gnu-ld --with-newlib --with-system-zlib CFLAGS="-fstack-protector-strong -O2 -D_FORTIFY_SOURCE=2 -Wl,-z,relro,-z,now,-z,noexecstack -fPIE" CXXFLAGS="-fstack-protector-strong -O2 -D_FORTIFY_SOURCE=2 -Wl,-z,relro,-z,now,-z,noexecstack -fPIE" LDFLAGS="-Wl,-z,relro,-z,now,-z,noexecstack" CXXFLAGS_FOR_TARGET="-Os -mcmodel=medlow -Wall -fstack-protector-strong -Wl,-z,relro,-z,now,-z,noexecstack -Wtrampolines -fno-short-enums -fno-short-wchar" CFLAGS_FOR_TARGET="-Os -mcmodel=medlow -Wall -fstack-protector-strong -Wl,-z,relro,-z,now,-z,noexecstack -Wtrampolines -fno-short-enums -fno-short-wchar" --with-headers="/opt/gcc-riscv32/riscv32-unknown-elf/include" --with-mpc=/usr/local/mpc-1.1.0 --with-gmp=/usr/local/gmp-6.1.2 --with-mpfr=/usr/local/mpfr-4.0.2 && make -j16 && make install

tar -xvf gcc_riscv32-linux-7.3.0.tar.gz -C ~

vim ~/.bashrc

export PATH=~/gcc_riscv32/bin:$PATH

source ~/.bashrc

riscv32-unknown-elf-gcc -v

.
└── applications
    └── sample
        └── wifi-iot
            └── app
                └── my_first_app
                  │── hello_world.c
                  └── BUILD.gn

#include <stdio.h>
#include "ohos_init.h"
#include "ohos_types.h"

void HelloWorld(void)
{
    printf("[DEMO] Hello world.\n");
}
SYS_RUN(HelloWorld);

static_library("myapp") {
    sources = [
        "hello_world.c"
    ]
    include_dirs = [
        "//utils/native/lite/include"
    ]
}

{
  "components": [
    {
      "component": "camera_sample_communication",
      "description": "Communication related samples.",
      "optional": "true",
      "dirs": [
        "applications/sample/camera/communication"
      ],
      "targets": [
        "//applications/sample/camera/communication:sample"
      ],
      "rom": "",
      "ram": "",
      "output": [],
      "adapted_kernel": [ "liteos_a" ],
      "features": [],
      "deps": {
        "components": [],
        "third_party": []
      }
    },
##start##
    {
      "component": "hello_world_app",
      "description": "hello world samples.",
      "optional": "true",
      "dirs": [
        "applications/sample/wifi-iot/app/my_first_app"
      ],
      "targets": [
        "//applications/sample/wifi-iot/app/my_first_app:myapp"
      ],
      "rom": "",
      "ram": "",
      "output": [],
      "adapted_kernel": [ "liteos_m" ],
      "features": [],
      "deps": {
        "components": [],
        "third_party": []
      }
    },
##end##
    {
      "component": "camera_sample_app",
      "description": "Camera related samples.",
      "optional": "true",
      "dirs": [
        "applications/sample/camera/launcher",
        "applications/sample/camera/cameraApp",
        "applications/sample/camera/setting",
        "applications/sample/camera/gallery",
        "applications/sample/camera/media"
      ],

{
        "subsystem": "applications",
        "components": [
##start##
          { "component": "hello_world_app", "features":[] },
##end##
          { "component": "wifi_iot_sample_app", "features":[] }
        ]
      },

hb set

.

hb build -f

AT+STARTSTA                             # 启动STA模式
AT+SCAN                                 # 扫描周边AP
AT+SCANRESULT                           # 显示扫描结果
AT+CONN="SSID",,2,"PASSWORD"            # 连接指定AP，其中SSID/PASSWORD为待连接的热点名称和密码
AT+STASTAT                              # 查看连接结果
AT+DHCP=wlan0,1                         # 通过DHCP向AP请求wlan0的IP地址

AT+IFCFG                                # 查看模组接口IP
AT+PING=X.X.X.X                         # 检查模组与网关的联通性，其中X.X.X.X需替换为实际的网关地址

void HelloWorld(void)
{
    printf("[DEMO] Hello world.\n");
}

=======KERNEL PANIC=======
**Call Stack*
Call Stack 0 -- 4860d8 addr:f784c
Call Stack 1 -- 47b2b2 addr:f788c
Call Stack 2 -- 3e562c addr:f789c
Call Stack 3 -- 4101de addr:f78ac
Call Stack 4 -- 3e5f32 addr:f78cc
Call Stack 5 -- 3f78c0 addr:f78ec
Call Stack 6 -- 3f5e24 addr:f78fc
Call Stack end***

Call Stack 0 -- 4860d8 addr:f784c -- WadRecvCB
Call Stack 1 -- 47b2b2 addr:f788c -- wal_sdp_process_rx_data
Call Stack 2 -- 3e562c addr:f789c
Call Stack 3 -- 4101de addr:f78ac
Call Stack 4 -- 3e5f32 addr:f78cc
Call Stack 5 -- 3f78c0 addr:f78ec
Call Stack 6 -- 3f5e24 addr:f78fc

ready to OS start
FileSystem mount ok.
wifi init success!
[DEMO] Hello world.