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    SubjectRe: 2.5.20 - Xircom PCI Cardbus doesn't work
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    Date
    Patrick Mochel <mochel@osdl.org> writes:

    > On 9 Jun 2002, Peter Osterlund wrote:
    >
    > > Tobias Diedrich <ranma@gmx.at> writes:
    > >
    > > > Peter Osterlund wrote:
    > > > > Alessandro Suardi <alessandro.suardi@oracle.com> writes:
    > > > >
    > > > > > in 2.5.20 no oopsen but eth0 isn't seen anymore by the kernel:
    > > > >
    > > > > Same problem here. My network card isn't seen either by the kernel in
    > > > > 2.5.20.
    > > >
    > > > This oneliner fixes it for me, but I don't know if that's the right fix:
    > >
    > > Thanks, it fixes my problem too. (This patch is still needed in
    > > 2.5.21.) However, in 2.5.21 I get an oops at shutdown in
    > > device_detach. This happens both with and without your patch:
    >
    > Sorry about the delay. Could you please try this patch and let me know if
    > it helps? It attempts to treat cardbus more like PCI, and let the PCI
    > helpers do the probing.

    It doesn't help unfortunately. The network card is not detected at
    boot and I get the same oops at shutdown as with a vanilla 2.5.21
    kernel.

    > Note that it's based on the assumption that there is a cardbus bridge for
    > each cardbus slot. This appears to be true on all systems I've seen, but
    > it may not hold for all systems.

    This is true on my system as well.

    Here is the output from dmesg after booting (drivers/pci/probe.c
    compiled with debugging turned on):

    ...
    Initializing RT netlink socket
    PCI: PCI BIOS revision 2.10 entry at 0xeafd0, last bus=2
    PCI: Using configuration type 1
    PCI: Probing PCI hardware
    PCI: Probing PCI hardware (bus 00)
    Scanning bus 00
    Found 00:00 [8086/7100] 000600 00
    Found 00:38 [8086/7110] 000680 00
    Found 00:39 [8086/7111] 000101 00
    Found 00:3a [8086/7112] 000c03 00
    Found 00:3b [8086/7113] 000680 00
    Found 00:40 [5333/8c01] 000300 00
    Found 00:50 [104c/ac17] 000607 02
    Found 00:51 [104c/ac17] 000607 02
    Fixups for bus 00
    Scanning behind PCI bridge 00:0a.0, config 000000, pass 0
    Scanning behind PCI bridge 00:0a.1, config 000000, pass 0
    Scanning behind PCI bridge 00:0a.0, config 000000, pass 1
    Scanning behind PCI bridge 00:0a.1, config 000000, pass 1
    Bus scan for 00 returning with max=08
    PCI: Using IRQ router PIIX [8086/7110] at 00:07.0
    PCI: IRQ 0 for device 00:0a.0 doesn't match PIRQ mask - try pci=usepirqmask
    PCI: IRQ 0 for device 00:0a.1 doesn't match PIRQ mask - try pci=usepirqmask
    apm: BIOS version 1.2 Flags 0x03 (Driver version 1.16)
    Starting kswapd
    BIO: pool of 256 setup, 14Kb (56 bytes/bio)
    biovec: init pool 0, 1 entries, 12 bytes
    biovec: init pool 1, 4 entries, 48 bytes
    biovec: init pool 2, 16 entries, 192 bytes
    biovec: init pool 3, 64 entries, 768 bytes
    biovec: init pool 4, 128 entries, 1536 bytes
    biovec: init pool 5, 256 entries, 3072 bytes
    Limiting direct PCI/PCI transfers.
    pty: 256 Unix98 ptys configured
    Serial driver version 5.05c (2001-07-08) with MANY_PORTS SHARE_IRQ SERIAL_PCI en
    abled
    ttyS00 at 0x03f8 (irq = 4) is a 16550A
    ttyS01 at 0x02f8 (irq = 3) is a 16550A
    block: 224 slots per queue, batch=32
    Floppy drive(s): fd0 is 1.44M
    FDC 0 is a post-1991 82077
    PPP generic driver version 2.4.2
    ATA/ATAPI device driver v7.0.0
    ATA: PCI bus speed 33.3MHz
    ATA: unknown interface: Intel Corp. 82371AB PIIX4 IDE, PCI slot 00:07.1
    hda: TOSHIBA MK4006MAV, DISK drive
    hdc: CD-224E, ATAPI CD/DVD-ROM drive
    ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
    ide1 at 0x170-0x177,0x376 on irq 15
    hda: 8007552 sectors, CHS=7944/16/63
    hda: [PTBL] [993/128/63] hda1 hda2 hda3 hda4
    SCSI subsystem driver Revision: 1.00
    scsi0 : SCSI host adapter emulation for ATAPI devices
    scsi: device set offline - command error recover failed: host 0 channel 0 id 0 l
    un 0
    Linux Kernel Card Services 3.1.22
    options: [pci] [cardbus] [pm]
    PCI: IRQ 0 for device 00:0a.0 doesn't match PIRQ mask - try pci=usepirqmask
    PCI: Assigned IRQ 10 for device 00:0a.0
    PCI: IRQ 0 for device 00:0a.1 doesn't match PIRQ mask - try pci=usepirqmask
    PCI: Assigned IRQ 10 for device 00:0a.1
    Intel PCIC probe: not found.
    NET4: Linux TCP/IP 1.0 for NET4.0
    IP Protocols: ICMP, UDP, TCP
    IP: routing cache hash table of 512 buckets, 4Kbytes
    TCP: Hash tables configured (established 4096 bind 4096)
    ip_conntrack version 2.0 (512 buckets, 4096 max) - 292 bytes per conntrack
    NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.
    Yenta IRQ list 0a98, PCI irq10
    Socket status: 30000068
    Yenta IRQ list 0a98, PCI irq10
    Socket status: 30000006
    cs: cb_alloc(bus 1): vendor 0x13d1, device 0xab02
    Scanning bus 01
    Found 01:00 [13d1/ab02] 000200 00
    Fixups for bus 01
    Unknown bridge resource 0: assuming transparent
    Unknown bridge resource 1: assuming transparent
    Unknown bridge resource 2: assuming transparent
    Bus scan for 01 returning with max=01
    PCI: Device 01:00.0 not available because of resource collisions
    VFS: Mounted root (ext2 filesystem) readonly.
    Freeing unused kernel memory: 196k freed
    Adding Swap: 104828k swap-space (priority -1)
    usb.c: registered new driver usbfs
    usb.c: registered new driver hub
    usb-uhci-hcd.c: High bandwidth mode enabled.
    PCI: Assigned IRQ 10 for device 00:07.2
    hcd-pci.c: usb-uhci-hcd @ 00:07.2, Intel Corp. 82371AB PIIX4 USB
    hcd-pci.c: irq 10, io base 0000f300
    hcd.c: new USB bus registered, assigned bus number 1
    ...

    --
    Peter Osterlund - petero2@telia.com
    http://w1.894.telia.com/~u89404340
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