The GPL source is created for ASUS wireless router related products. Please visit the ASUS support site (http://support.asus.com) to get the latest GPL tarball.It has a lot in common with many wireless router open source projects, including Oleg/Tomato/DD-WRT/OpenWRT. Thanks the developers of those projects for making the source code available.
Set Up Environment(Tested in Fedora 8/9 and Ubuntu)
1. prepare environment
Install these packages (I used synaptic: "sudo synaptic")
libncurses5
libncurses5-dev
m4
bison
gawk
flex
libstdc++6-4.4-dev
g++-4.4
g++
git
gitk
zlib1g-dev
prepare source to, ex, $HOME/asuswrt cd $HOME tar xvfz [tar file]
setup development system ln -s $HOME/asuswrt/tools/brcm /opt/brcm export PATH=$PATH:/opt/brcm/hndtools-mipsel-linux/bin:/opt/brcm/hndtools-mipsel-uclibc/bin ln -s $HOME/asuswrt/tools/buildroot-gcc342 /opt/buildroot-gcc342
Note: Broadcom/Ralink platform use the same toolchain for user space program, so please set PATH to the same directory as above
build firmware, ex, rt-n16 cd release/src-rt/ make rt-n16