Re: PROBLEM: 2.6.9-rc3, i8042.c: Can't read CTR while initializingi8042

From: Alan Cox
Date: Wed Oct 06 2004 - 12:18:54 EST


On Llu, 2004-10-04 at 20:21, Ronald Moesbergen wrote:
> Hi,
>
> Since 2.6.9-rc3 (I tested rc3-bk3 also) on 3 out of 10 boots my PS/2
> keyboard is dead and 'i8042.c: Can't read CTR while initializing i8042'
> shows up in my logfile. Google found this:
>
> http://marc.theaimsgroup.com/?l=linux-kernel&m=109463125415432&w=2
>
> which suggests to add i8042.noacpi=1 to my boot parameters, but
> unfortunately that doesn't help, the kernel doesn't even recognize this
> option. Reverting back to 2.6.9-rc2 fixes it. The machine is a P4 3Ghz
> HT, E7205 chipset, ASUS P4P8X board.

For E7xxx systems you need to disable USB legacy support in the BIOS
because SMM only works on the boot processor. There is a patch to
automate it in 2.6.8.1-ac you can also borrow

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