How to use unrecognized COM port card?

John Baldwin jhb at
Tue Aug 16 23:08:17 UTC 2011

On Tuesday, August 16, 2011 4:59:42 pm Yuri wrote:
> On 08/16/2011 13:57, John Baldwin wrote:
> > Hmmm, can you get devinfo -v output?  Specifically there should be two
> > children of puc0 and they should have extra data specifying what type of 
> > each child device is.
> >
> Here is the only reference to puc0 in devinfo -v output:
> <skip>
>          pcib8 pnpinfo vendor=0x8086 device=0x244e subvendor=0x1043 
> subdevice=0x82d4 class=0x060401 at slot=30 function=0 handle=\_SB_.PCI0.P0P1
>            pci8
>              pcm0 pnpinfo vendor=0x1274 device=0x5000 subvendor=0x4942 
> subdevice=0x4c4c class=0x040100 at slot=0 function=0
>              puc0 pnpinfo vendor=0x4348 device=0x3253 subvendor=0x4348 
> subdevice=0x3253 class=0x070002 at slot=1 function=0
>          isab0 pnpinfo vendor=0x8086 device=0x3a16 subvendor=0x1043 
> subdevice=0x82d4 class=0x060100 at slot=31 function=0 handle=\_SB_.PCI0.SBRG
>            isa0
>              orm0
> <skip>

Ugh, the dumb driver deletes ports if they don't probe which is rediculous 
thing for it to do.

John Baldwin

More information about the freebsd-stable mailing list