"Roger Heflin" <[email protected]> wrote:
>
> I have an older machine that fails to find the AT keyboard. The machine is
> based
> on an Intel 7501 chipset.
>
> Under the default fedora core 4 kernel, it found the keyboard and that
> keyboard
> worked in UP mode, in SMP mode the machine crashed, but that is a different
> issue.
>
> Under 2.6.13.1 the machine boots under SMP and does not crash, dmesg does
> not report
> the keyboard being found, and the keyboard fails to work. The .config file
> does have
> CONFIG_KEYBOARD_ATKBD set to Y. The keyboard was being found was seen on
> the default
> fedora core 4 kernel. There are no extra options on the boot cmdline.
>
> The important messages seem to be:
>
> Fedora Core 4 default UP kernel boot:
> Sep 15 19:55:12 node001 kernel: serio: i8042 AUX port at 0x60,0x64 irq 12
> Sep 15 19:55:12 node001 kernel: serio: i8042 KBD port at 0x60,0x64 irq 1
> Sep 15 19:55:12 node001 kernel: input: AT Translated Set 2 keyboard on
> isa0060/serio0
>
> New boot (2.6.13.1 smp boot)
> Sep 15 21:12:35 node001 kernel: i8042.c: Can't read CTR while initializing
> i8042.
>
> The i8042 is of course missing out of /proc/interrupts on the new boot.
That I8042_CMD_CTL_WCTR write-and-test seems to be new. Can you try taking
it out?
--- devel/drivers/input/serio/i8042.c~a 2005-09-16 02:45:02.000000000 -0700
+++ devel-akpm/drivers/input/serio/i8042.c 2005-09-16 02:46:51.000000000 -0700
@@ -305,11 +305,6 @@ static int i8042_activate_port(struct i8
i8042_ctr |= port->irqen;
- if (i8042_command(&i8042_ctr, I8042_CMD_CTL_WCTR)) {
- i8042_ctr &= ~port->irqen;
- return -1;
- }
-
return 0;
}
_
-
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