How to use ipw3945 on Ubuntu 9.04

Question

Note:

uname -a

2.6.28-16-generic

cat /etc/issue

Ubuntu 9.04 \n \l

• I have disabled iwl3945:

cat /etc/modprobe.d/blacklist.conf | tail -3

blacklist iwl3945 blacklist mac8021

Question:

• How can I use iwp3945 instead?

Answer 1

By downloading the iwp3945 tarball, there's a INSTALL file inside that will give you the details. It may not be a step-by-step install in your case, but should be close. Just read the whole thing to get a feel for it.

Answer 2

Downloaded the latest as follows:

Note:

From ipw3945.sourceforge.net

• ipw3945 binary microcode
• ipw3945 binary user space regulatory daemon (ipw3945d_1.7.22-5_i386.deb)
• ipw3945 driver source

Obtained the following patches (to use the above on the 2.6.28.16-generic kernel and>):

• ipw3945-1.2.2-kernel-2.6.24.patch
• ipw3945-1.2.2-kernel-2.6.27.patch

Installation:

• Ran dpkg -i ipw3945d_1.7.22-5_i386.deb

• touch /etc/modprobe.d/00local.conf

  • Add to the above file:

    install iwl3945 /bin/true

• Extracted ipw3945-ucode, change directory and copy ipw3945-ucode to /lib/firmware

• Extracted ipw3945 driver, change directory and patched as follows:
  • patch ipw3945.h ipw3945-1.2.2-kernel-2.6.24.patch
  • patch ipw3945.h ipw3945-1.2.2-kernel-2.6.27.patch
  • Important: open Makefile (using vi or other) and add CONFIG_LOCALVERSION=""
  • make SHELL=/bin/bash
  • make SHELL=/bin/bash install
  • reboot or attempt modprobe ipw3945:

modprobe ipw3945

* Starting ipw3945 regulatory daemon ipw3945d [ OK ]