PCMCIA USB card problems

[Hans Petter Selasky]

On Monday 23 January 2006 11:49, [LoN]Kamikaze wrote:
> I've got an 4 Port PCMCIA connector with a VIA chipset.
> The manual claims it's an OHCI/EHCI device, but FreeBSD identifies it as
> an VIA 83C572 UHCI device. After the identification there is a
> nonesaying errormessage and the system crashs.
>
> Compiling the kernel without UHCI I get the following output when I put
> the card into the slot:
>
> cardbus0: Expecting link target, got 0xff
> cardbus0: Resource not specified in CIS: id=14, size=100
> cardbus0: Resource not specified in CIS: id=20, size=20
> cardbus0: <serial bus, USB> at device 0.0 (no driver attached)
> cardbus0: Expecting link target, got 0xff
> cardbus0: Resource not specified in CIS: id=14, size=100
> cardbus0: Resource not specified in CIS: id=20, size=20
> cardbus0: <serial bus, USB> at device 0.1 (no driver attached)
> cardbus0: Expecting link target, got 0xff
> cardbus0: Resource not specified in CIS: id=10, size=100
> cardbus0: Resource not specified in CIS: id=14, size=100
> ehci1: <VIA VT6202 USB 2.0 controller> mem
> 0xc0208000-0xc02080ff,0xc0209000-0xc02090ff irq 11 at device 0.2 on
> cardbus0 ehci1: [GIANT-LOCKED]
> usb1: EHCI version 1.0
> usb1: wrong number of companions (2 != 0)

 ^^ this check should just be dropped from the code

You can lookup the code in "/sys/dev/usb/ehci.c" and make it not return an 
error when the number of companions mismatch.

> usb1: unrecoverable error, controller halted
> usb1: blocking intrs 0x10
> usb1: run timeout
> ehci1: USB init failed err=13
> device_attach: ehci1 attach returned 5
>
> The system doesn't crash, but obviously it doesn't work either. Anyway
> that output looks more useful, maybe someone here can give me a hint, or
> is the chipset simply not supportet (the VIA 83C572 is in the supportet
> hardware list, but I don't know weather that realy is the chipset or
> just what FreeBSD thinks it is).

You might want to try my USB driver:

http://www.turbocat.net/~hselasky/usb4bsd

--HPS