Which version of the kernel are you using? You might encounter problems if you use a version prior to 2.4.11 with an 8250 processor. Have a look at the following thread of discussion: http://lists.linuxppc.org/linuxppc-embedded/200209/threads4.html#00154
It is titled: Segmentation fault and 8260 vs 8264 -------------------------------------------- Jean-Denis Boyer, B.Eng., Technical Leader Mediatrix Telecom Inc. 4229 Garlock Street Sherbrooke (Qu?bec) J1L 2C8 CANADA (819)829-8749 x241 -------------------------------------------- ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/