As another data point, if I boot with killswitch enabled (wifi disabled), dmesg does not show anything if I flip the switch. When booting with kill switch disabled, and wifi toggling works, dmesg has the usual
[ 578.255779] iwl3945: Radio Frequency Kill Switch is On:
[...]
and
[ 585.254188] Registered led device: iwl-phy0:radio
[...]
As another data point, if I boot with killswitch enabled (wifi disabled), dmesg does not show anything if I flip the switch. When booting with kill switch disabled, and wifi toggling works, dmesg has the usual
[ 578.255779] iwl3945: Radio Frequency Kill Switch is On:
[...]
and
[ 585.254188] Registered led device: iwl-phy0:radio
[...]
lines.