Re: PNPACPI breaks my asus k6-2 parallel port

[Takanori Watanabe <takawata-yzSWc4HAx5xL9jVzuh4AOg@public.gmane.org>]

In message <20041207022133.GB22171-+pPCBgu9SkPzIGdyhVEDUDl5KyyQGfY2kSSpQ9I8OhVaa/9Udqfwiw@public.gmane.org>, Matthew 
Wilcox wrote:
>
>Turning on PNPACPI changes this in my dmesg:
>
>-parport0: PC-style at 0x378 [PCSPP(,...)]
>-lp0: using parport0 (polling).
>+ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
>+ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A
>+parport: PnPBIOS parport detected.
>+parport0: PC-style at 0x378, irq 7 [PCSPP(,...)]
>+lp0: using parport0 (interrupt-driven).
>+pnp: Device 00:08 activated.
>+parport: PnPBIOS parport detected.
>+parport1: PC-style at 0x278, irq 5 [PCSPP(,...)]
>+lp1: using parport1 (interrupt-driven).
>
>As a result, my parallel port stops working.  Any more information I can
>provide?

I don't know little about Linux specific, but generally,
a Printer port device will appear several times as ACPI devices.

If you forget to check device status (_STA), 
confliction will occur as you got.


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