> Heres my 2p's worth;
>
> For parallel port autoprobe information I have to use io=0x378 irq=7 dma=3 as
> options for parport_pc
>
> cat /proc/sys/dev/parport/parport0/hardware
>
> base: 0x378 (0x778)
> irq: 7
> dma: 3
> modes: PCSPP,TRISTATE,EPP,ECP,DMA
>
>
> cat /proc/sys/dev/parport/parport0/autoprobe
>
> CLASS:PRINTER;
> MODEL:Stylus COLOR 600;
> MANUFACTURER:EPSON;
> COMMAND SET:ESCPL2,BDC;
>
> Without the dma=3 option, the autoprobe information is empty, even though the
> parallel port is deteted with modes: PCSPP,TRISTATE,EPP,ECP.
>
> I think this has been the case for me since 2.2.12.
Ditto -- parport autodetection works great on all the PIIX4-based
machines I have, but it fails miserably on my K6 (Via motherboard).
The procedure is the same -- it is detected as SPP unless full
information including dma=XX is provided.
Jeff
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