Get the latest version of OpenWrt:
$ svn co svn://svn.openwrt.org/openwrt/trunk/
Get additional packages:
$ ./scripts/feeds update -a && ./scripts/feeds install -a
Apply the default configuration:
$ make defconfig
Configure the system (select your router type):
$ make menuconfig
Start building OpenWrt:
$ make
The ready-to-flash firmware file for the router is located here:
/bin/brcm47xx$
If you just need to update a previously downloaded distribution, update it to the latest version using the command:
$svn up
It is also possible to obtain the source code for a specific version:
$svn co -r 27495 svn://svn.openwrt.org/openwrt/trunk/
To build a specific (particular) package from the OpenWrt source tree:
make package/busybox/install
Requirements:
For a USB hub
USB Support:
kmod-usb2
kmod-usb-core
kmod-usb-ohci (USB hub support in OpenWrt)
For keyboard and mouse
Base system:
busybox:
Linux System Utilities:
lsusb
Kernel modules:
USB Support:
kmod-usb-hid
For a USB flash drive
Kernel modules:
USB Support:
kmod-usb-storage (Flash drive in OpenWrt)
Filesystems:
kmod-fs-ext3
Base system:
block-extroot
Utilities:
Filesystem:
e2fsprogs
Disk:
fdisk
For USB audio
Kernel modules:
Sound Support:
kmod-sound-core (Sound card in OpenWrt)
kmod-usb-audio
Sound:
madplay
For a webcam
Kernel modules:
Video Support:
kmod-video-core
kmod-video-uvc (Webcam in OpenWrt)
Multimedia:
mjpg-streamer
GSM
Kernel modules:
Video Support:
kmod-usb-serial
kmod-usb-serial-option
kmod-usb-serial-wwan