diff --git a/02_build_img.sh b/02_build_img.sh
index bcef7a3..49857c5 100755
--- a/02_build_img.sh
+++ b/02_build_img.sh
@@ -163,12 +163,13 @@ make_init
 
 # 指定了利用 /etc/init.d/rcS 启动
 cat<<"EOF">etc/inittab
-::sysinit:echo "sysinit 1++++++++++++++++++++++++++++++++++++++"
-::sysinit:/etc/init.d/rcS
-::sysinit:echo "sysinit 2++++++++++++++++++++++++++++++++++++++"
 ::restart:/sbin/init
 ::ctrlaltdel:/sbin/reboot
 ::shutdown:/bin/umount -a -r
+::shutdown:/sbin/swapoff -a
+::sysinit:echo "sysinit 1++++++++++++++++++++++++++++++++++++++"
+::sysinit:/etc/init.d/rcS
+::sysinit:echo "sysinit 2++++++++++++++++++++++++++++++++++++++"
 tty1::once:echo "hello smart-os tty1"
 tty1::respawn:/bin/sh
 tty2::once:echo "hello smart-os tty2"
@@ -196,6 +197,12 @@ if [ "${with_gcc}" = true ]; then
 fi
 rm -rf ${diskfs}/init ${diskfs}/lost+found
 
+# 测试用户登陆模式: root/123456
+if [ "${with_login}" = true ]; then
+  echo "${RED} with-login --- it's an exciting time ${NC}"
+  ./mk_login.sh ${diskfs}
+fi
+
 # 我们测试驱动, 制作的镜像启动后，我们进入此目录 insmod hello_world.ko 即可 
 ./mk_drv.sh $(pwd)/${diskfs}/lib/modules 
 # 编译网卡驱动 ( 目前版本内核已集成 e1000 )
@@ -211,6 +218,12 @@ menuentry "smart-os" {
 }
 EOF
 
+# 生成 /etc/resolv.conf 文件
+cat -> ${diskfs}/etc/resolv.conf << EOF
+nameserver 8.8.8.8
+nameserver 114.114.114.114
+EOF
+
 # 生成 /etc/init.d/rcS 文件
 title=$(cat<<EOF
 \e[0;36m
@@ -235,7 +248,6 @@ cd /lib/modules && insmod hello_world.ko
 # dns 测试 busybox 必须动态编译 动态编译 glibc 已经集成 dns 功能
 ifconfig eth0 192.168.100.6 && ifconfig eth0 up
 route add default gw 192.168.100.1
-echo "nameserver 114.114.114.114" >> /etc/resolv.conf
 
 # exec 执行 /etc/init.d/rc.local 脚本
 EOF
diff --git a/03_run_qemu.sh b/03_run_qemu.sh
index d6e1850..469a404 100755
--- a/03_run_qemu.sh
+++ b/03_run_qemu.sh
@@ -1,5 +1,10 @@
 #!/bin/sh
 
+#---------------------
+# 初始化公共环境
+#---------------------
+. ./common.sh
+
 #---------------------
 # 停掉 NAT 
 #---------------------
@@ -74,18 +79,22 @@ stop_dns() {
 #----------------------------------------------
 start_nat
 
-rm -rf ./qemu.log
-# 启动镜像 网络对应 run_nat.sh 里面的配置
-qemu-system-x86_64 -serial file:./qemu.log -drive format=raw,file=disk.img -netdev tap,id=nd0,ifname=tap0 -device e1000,netdev=nd0
-
-# stop nat
-stop_nat
-
 #----------------------------------------------------
 #
 # 多硬盘测试 -hdb extra.img
 #
 #----------------------------------------------------
-# ./mk_sdb.sh
-# qemu-system-x86_64 -drive format=raw,file=disk.img -hdb extra.img
+if [ "${with_sdb}" = false ]; then
+  sdb_img=""
+else
+  ./mk_sdb.sh
+  sdb_img="-hdb extra.img"
+fi
 
+rm -rf ./qemu.log
+# 启动镜像 网络对应 run_nat.sh 里面的配置
+qemu-system-x86_64 -drive format=raw,file=disk.img ${sdb_img} -netdev tap,id=nd0,ifname=tap0 -device e1000,netdev=nd0
+#qemu-system-x86_64 -serial file:./qemu.log -drive format=raw,file=disk.img -netdev tap,id=nd0,ifname=tap0 -device e1000,netdev=nd0
+
+# stop nat
+stop_nat
diff --git a/common.sh b/common.sh
index e16ec7d..330d880 100755
--- a/common.sh
+++ b/common.sh
@@ -4,6 +4,12 @@ core_num=`nproc`
 # 是否开启 gcc
 with_gcc=false
 
+# 是否挂载第二块硬盘
+with_sdb=false
+
+# 是否登陆模式
+with_login=false
+
 # 编译工程目录
 build_dir=`pwd`"/build"
 
diff --git a/mk_login.sh b/mk_login.sh
new file mode 100755
index 0000000..058f745
--- /dev/null
+++ b/mk_login.sh
@@ -0,0 +1,40 @@
+#!/bin/sh
+
+diskfs=$1
+
+# 用户组文件
+cat<<EOF>${diskfs}/etc/group
+root:x:0:root
+EOF
+
+# 用户密码文件
+cat<<EOF>${diskfs}/etc/passwd
+root:x:0:0:root:/:/bin/sh
+EOF
+
+# 用户 shadow 文件
+cat<<EOF>${diskfs}/etc/shadow
+root:\$1\$abcdefgh\$KJHEbEnUJaxWv269o9nH60:1:0:99999:7:::
+EOF
+
+# 用户 hostname 文件
+cat<<EOF>${diskfs}/etc/hostname
+localhost
+EOF
+
+# 用户 profile 文件
+cat<<EOF>${diskfs}/etc/profile
+HOSTNAME=$(/bin/hostname -F /etc/hostname)
+PS1="[\u@\h \w]\# "
+export PS1 HOSTNAME
+EOF
+
+cat<<EOF>${diskfs}/etc/inittab
+::sysinit:/bin/hostname -F /etc/hostname
+::sysinit:/etc/init.d/rcS
+tty0::respawn:-/bin/login
+::restart:/sbin/init
+::ctrlaltdel:/sbin/reboot
+::shutdown:/bin/umount -a -r
+::shutdown:/sbin/swapoff -a
+EOF
diff --git a/mk_xorg.sh b/mk_xorg.sh
new file mode 100755
index 0000000..402b713
--- /dev/null
+++ b/mk_xorg.sh
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+wget https://www.x.org/archive/individual/xserver/xorg-server-1.20.11.tar.bz2
+tar xf xorg-server-1.20.11.tar.bz2 -C ./
+apt install xutils-dev libtool m4 pkg-config xtrans-dev libpixman-1-dev libdrm-dev libx11-dev libgl-dev libgcrypt-dev libxkbfile-dev libxfont-dev libpciaccess-dev libepoxy-dev libgbm-dev libegl1-mesa-dev -y
+cd xorg-server-1.20.11 && ./autogen.sh