1. 安装MATE

For wheezy add this line

deb http://http.debian.net/debian wheezy-backports main

sudo apt-get update

To install MATE, choose one of the apt-get options below.

This will install the base packages required for a minimal MATE desktop
```
sudo apt-get install mate-desktop-environment-core
```

This will install the complete MATE desktop

sudo apt-get install mate-desktop-environment

This will install the complete MATE desktop including a few extras
```
sudo apt-get install mate-desktop-environment-extras
```

安装 xinit包

2. 增加自动登录功能

2.1 修改/etc/slim.conf
default_user xxxxx
auto_login yes

2.2 添加对应用户的HOME文件夹到/home目录，更改所有权权限，chown.

ITPub博客

A20 Linux 配置细节