git clone git://github.com/ooPo/ps3toolchain.git ./ps3toolchain

(that cross compiler and psgroove peek & poke are the beginning of the hunt for correct syscalls in order to produce homebrew under hacked 3.41 ps3 slim Game OS)

Update : incoming legal sdk (check it out often)
git clone git://github.com/ooPo/ps3sdk.git ./ps3sdk