I found this on Google, http://www.gelato.unsw.edu.au/linux-ia64/0201/2712.html and tried making the suggested change (or as close as I could guess), but it didn't help, [root at gb0010 hotplug]# modprobe i2c-piix4 /lib/modules/2.4.18-e.12MARsmp.mr18k/kernel/drivers/i2c/busses/i2c-piix4.o: init_module: No such device Hint: insmod errors can be caused by incorrect module parameters, including invalid IO or IRQ parameters /lib/modules/2.4.18-e.12MARsmp.mr18k/kernel/drivers/i2c/busses/i2c-piix4.o: insmod /lib/modules/2.4.18-e.12MARsmp.mr18k/kernel/drivers/i2c/busses/i2c-piix4.o failed /lib/modules/2.4.18-e.12MARsmp.mr18k/kernel/drivers/i2c/busses/i2c-piix4.o: insmod i2c-piix4 failed