Ok, so I put it under "sources common to all platforms", and I followed the instructions of the "How to compile" FAQ. However, this is what I get. :
Platform set to gigabeatf
Build (N)ormal, (A)dvanced, (S)imulator, (B)ootloader, (M)anual: (Defaults to N)
n
Normal build selected
Using source code root directory: /home/kent/rockbox/rockbox
../tools/configure: 2372: arm-elf-gcc: not found
../tools/configure: 2380: arm-elf-ld: not found
WARNING: The compiler you must use (arm-elf-gcc) is not in your path!
WARNING: this may cause your build to fail since we cannot do the
WARNING: checks we want now.
Using arm-elf-ld
Created Makefile
How do I get the elf-gcc file?