diff --git a/Ecology/易百纳_EB-RV1126-DC-201/易百纳_EB-RV1126-DC-201_Linux_说明.md b/Ecology/易百纳_EB-RV1126-DC-201/易百纳_EB-RV1126-DC-201_Linux_说明.md
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+# 易百纳 EB-RV1126-DC-201 Linux 说明
+
+## 构建方法
+
+```bash
+# 选择 90：rockchip_rv1126_rv1109
+source envsetup.sh
+# 选择 6：BoardConfig-aybering.mk
+./build.sh  lunch
+# 全部构建
+./build.sh
+# 全部清除
+./build.sh cleanall
+```
+
+## 修改 buildroot
+
+```bash
+cd buildroot
+make rockchip_rv1126_rv1109_defconfig
+# 自动保存成 rockchip_rv1126_rv1109_defconfig
+make menuconfig make savedefconfig
+cd ..
+./build.sh cleanall
+./build.sh
+```
+
+### 增加 Qt
+
+Pixe format of linuxfb drm screen 选 rgb565。
+
+## 挂载为可读写
+
+```bash
+mount -o remount,rw /
+```
+
+## 修改 /tmp 权限
+
+```bash
+chmod 777 /tmp
+```
+
+## 关闭 CA 认证
+
+```bash
+touch /etc/apt/apt.conf.d/99verify-peer.conf && echo >>/etc/apt/apt.conf.d/99verify-peer.conf "Acquire { https::Verify-Peer false }"
+```
+
+## 替换清华源
+
+```bash
+sudo sed -i "s@http://ports.ubuntu.com@https://mirrors.tuna.tsinghua.edu.cn@g" /etc/apt/sources.list
+```
+
+## 安装 Qt
+
+```bash
+apt install qt5-qmake libqt5serialport5-dev
+
+apt install libqt5core5a libqt5serialport5 libqt5quick5 libqt5quickcontrols2-5 libqt5qml5 libqt5network5 libqt5media5 libqt5gui5
+```