Date: Thu, 19 May 2005 13:28:07 +0200 (CEST) From: Jens Andre Griepentrog <griepent@wias-berlin.de> To: freebsd-mobile@freebsd.org Cc: cbuechler@gmail.com Subject: Re: Broken support for 3Com 3c575C Fast Etherlink XL? Message-ID: <20050519.132807.1936923243.griepent@wias-berlin.de>
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> Tue, 17 May 2005 11:31:46 -0400 > Chris Buechler <cbuechler@gmail.com> wrote: > > On 5/17/05, Jens Andre Griepentrog <griepent@wias-berlin.de> wrote: > > > > Hello, > > > > I have upgraded my Compaq Armada 1750 notebook to FreeBSD 5.4-RELEASE. > > In contrast to the old 5.1-RELEASE, now the support for my 3Com 3c575C > > Fast Etherlink XL cardbus network device seems to be broken. > > It will not be initialized as you can see in the dmesg output below: > > > <snip> > > uhci0: <Intel 82371AB/EB (PIIX4) USB controller> port 0x2000-0x201f irq 11 at device 7.2 on pci0 > <snip> > > xl0: <3Com 3c575C Fast Etherlink XL> port 0x1100-0x117f mem 0x88000000-0x8800007f,0x88000080-0x880000ff irq 11 at device 0.0 on cardbus0 > > > My 3c575C (xl) works fine on 5.4. My first guess would be the USB and > NIC using the same IRQ is causing some problems. > > -Chris > Dear Chris, I have disabled the whole USB stuff. Moreover, to minimize further side effects I have disconnected the PCMCIA Modem card; both without success but with some extra message enlightening the interrupt storm: <snip> Interrupt storm detected on "irq11: cbb0 cbb1"; throttling interrupt source cardbus0: Resource not specified in CIS: id=14, size=80 cardbus0: Resource not specified in CIS: id=18, size=80 xl0: <3Com 3c575C Fast Etherlink XL> port 0x1100-0x117f mem 0x88000000-0x8800007f,0x88000080-0x880000ff irq 11 at device 0.0 on cardbus0 xl0: reset didn't complete xl0: command never completed! xl0: command never completed! xl0: eeprom failed to come ready xl0: failed to read station address device_attach: xl0 attach returned 6 <snip> Looking at the source code now the 3Com 3c575C XL seems to enjoy some special treatment in contrast to 5.1R. Greetings, Jens
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