On Tue, 27 Jan 2009 21:01:55 -0600 (CST)
Bob Friesenhahn <bfrie...@simple.dallas.tx.us> wrote:

> On Tue, 27 Jan 2009, Frank Cusack wrote:
> 
> > what firewire cards are supported for x86?  the HCL doesn't list
> > any that i could find.  i searched for any of the terms 'firewire',
> > '1394', 'ohci', 'uhci', 'ehci'.
> 
> The Sun Ultra-40 (recently discontinued) comes with dual 400Mbit 
> firefire ports.  See if you can figure out what hardware it uses.  I 
> would be surprised if it is not the same hardware that was used for 
> SPARC systems like the Blade 2500 and Ultra-45, with a commercially 
> available adaptor card still available as recent as a couple of years 
> ago (when I last checked).  The firewire support in the Ultra-40 is 
> from the motherboard rather than an adaptor card.
> 
> However, be aware that bugs causing problems with ZFS were reported 
> against the Firewire support, and it is not clear if anyone got
> around to fixing them even though the fix was apparently simple.
> 
> I am using USB2 with two external drives without problem.

Hi Frank,
This is what lspci reports on my u40m2 system:


01:08.0 FireWire (IEEE 1394): Texas Instruments TSB43AB22/A IEEE-1394a-2000 
Controller (PHY/Link) (prog-if 10 [OHCI])
        Subsystem: Sun Microsystems Computer Corp.: Unknown device 6676
        Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B-
        Status: Cap+ 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- 
<TAbort- <MAbort- >SERR- <PERR-
        Latency: 64 (500ns min, 1000ns max), cache line size 10
        Interrupt: pin A routed to IRQ 11
        Region 0: Memory at a0104800 (32-bit, non-prefetchable)
        Region 1: Memory at a0100000 (32-bit, non-prefetchable)
        Capabilities: [44] Power Management version 2
                Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA 
PME(D0+,D1+,D2+,D3hot+,D3cold-)
                Status: D0 PME-Enable- DSel=0 DScale=0 PME+


prtconf reports that the full pci vid/did information is
        pci104c,8023.108e.6676.0

As Bob mentioned, this is on the motherboard rather than
a plugin card.


James C. McPherson
--
Senior Kernel Software Engineer, Solaris
Sun Microsystems
http://blogs.sun.com/jmcp       http://www.jmcp.homeunix.com/blog
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