I/O space on the UHCI controller is not enabled.
See below.
Hi Martin- Any ideas/suggestions about this?
> From: Peter R. Wood [mailto:[EMAIL PROTECTED]]
>
> Hello,
>
> I am having troubles with a D-Link DSB-500 USB adapter card,
> specifically
> with using a Diamond Rio 500. I'm emailing these lists on the
> suggestion
> of Keith Clayton from the rio500-linux team.
>
> I have a UMAX SuperMac J700/1800 (PowerMac clone) with a PCI
> bus, and a
> fairly standard PowerMac motherboard. I am currently running LinuxPPC
> 2000, with kernel 2.2.16 downloaded from ftp.kernel.org, and the USB
> 2.3.99 to 2.2.14+ backport patched in. I have compiled the kernel with
> usbcore, usb-uhci (not the alternate uhci), and rio500 modules.
>
> My problem comes when I try to connect to my Rio using the
> rio500 utils. I
> first try rio_format, but I get the message:
>
> ---
> Could not open /dev/usb/rio500: Device or resource busy
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
I haven't figured out the root source/cause of this, but
the problem is below.
> Verify that the rio module is loadad and your Rio is
> connected and powered up.
> ---
> I've verified that I have the correct node created for the rio in
> /dev/usb:
>
> crw-rw-rw- 1 root root 180, 64 Jun 11 01:25
> /dev/usb/rio500
>
> Here are some informational messages from the kernel, and
> from lspci -v:
>
> in dmesg, the kernel reports the following when I load the modules:
>
> usb.c: registered new driver usbdevfs
> usb.c: registered new driver hub
> usb-uhci.c: $Revision: 1.228 $ time 01:46:10 Jun 11 2000
> usb-uhci.c: High bandwidth mode enabled
> usb-uhci.c: USB UHCI at I/O 0x1000, IRQ 1
> usb-uhci.c: Detected 2 ports
> usb.c: new USB bus registered, assigned bus number 1
> usb-uhci.c: USBCMD_HCRESET timed out! ********************************[1]
> usb.c: USB new device connect, assigned device number 1
> hub.c: USB hub found
> hub.c: 2 ports detected
> usb.c: registered new driver rio500
> rio500.c: USB Rio support registered.
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[1] This shouldn't happen.
> lspci -vv tells me about the controller:
>
> 01:00.0 USB Controller: VIA Technologies, Inc. VT82C586B USB (rev
> 04) (prog-if 00 [UHCI])
> Subsystem: Unknown device 0925:1234
> Control: I/O- Mem- BusMaster+ SpecCycle- MemWINV+ VGASnoop-
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
I/O- means that I/O space is not enabled in the Command register.
My system shows "I/O+".
Also see 6 (of lspci) lines below where it says "[disabled]".
This is a problem with PCI resource assignment.
> ParErr- Stepping+ SERR- FastB2B-
> Status: Cap- 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort-
> <TAbort- <MAbort- >SERR+ <PERR-
> Latency: 32, cache line size 08
> Interrupt: pin A routed to IRQ 1
> Region 4: I/O ports at 1000 [disabled]
>
> I am unfortunately unable to test whether this card works under MacOS
> since I do not have access to a new enough version of the
> MacOS. I know
> that the Rio is working fine, since I connected to it using its
> including cable on another Mac (B&W G3 w/built in USB) via
> MacOS and the
> RioPort software. I was able to get the status and send some
> mp3 files to it.
>
> If anyone has suggestions, I'd be grateful. Let me know if there's any
> other information about my setup (hardware/software) that I could give
> you.
>
> Thanks,
>
> Peter
>
> --
> Peter R. Wood [EMAIL PROTECTED]
> Gordon College
http://www.cs.gordon.edu/~pwood/
~Randy
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