It may have already been removed in the more recent versions of the kernel:
https://trisquel.info/en/wiki/update-linux-libre-kernel
- [Trisquel-users] The iwl3945 desaster using trisquel-7.0-i686.iso ... schaldi
- [Trisquel-users] Re : The iwl3945 desaster using trisquel-7.0... lcerf
