BCM4318KFBG not recognized by b43

[Gábor Stefanik]

On Wed, Oct 20, 2010 at 9:28 PM, Daniel Klaffenbach
<danielklaffenbach at gmail.com> wrote:
> Hi,
>
> I just got a new Mini-PCI wireless card which does not seem to be
> supported by b43 yet. On the chipset it says "BCM4318KFBG". I suspect
> the vendor id of the card is causing trouble - it is 14a4 (GVC/BCM
> Advanced Research) instead of the usual 14e4.
>
> root at OpenWrt:~# uname -a
> Linux OpenWrt 2.6.34.7 #1 Wed Oct 20 16:10:32 CEST 2010 mips GNU/Linux
>
> root at OpenWrt:~# lspci -vvn
> 00:02.0 0280: 14a4:4318 (rev 02)
>        Control: I/O- Mem- BusMaster- SpecCycle- MemWINV- VGASnoop-
> ParErr- Stepping- SERR- FastB2B- DisINTx-
>        Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
> <TAbort- <MAbort- >SERR- <PERR+ INTx-
>        Interrupt: pin A routed to IRQ 0
>        Region 0: Memory at 40000000 (32-bit, non-prefetchable)
> [disabled] [size=8K]
>
>
> I've already tried to force the b43-pci-bridge to use this device, but
> it resulted in a kernel Oops (I don't know if that made sense anyway):
>
> root at OpenWrt:~# echo '14a4 4318' > /sys/bus/pci/drivers/b43-pci-bridge/new_id
> PCI: Enabling device 0000:00:02.0 (0000 -> 0002)
> PCI: Fixing up device 0000:00:02.0
> PCI: Setting latency timer of device 0000:00:02.0 to 64
> ssb: PCI-ID not in fallback list
> ssb: CHIPID not in nrcores fallback list
> ssb: Core 0 found: UNKNOWN (cc 0x014, rev 0x00, vendor 0x0000)
> Data bus error, epc == 8013e404, ra == 80188ff8
> Oops[#1]:
> Cpu 0
> $ 0   : 00000000 1000bc00 00000000 00000018
> $ 4   : c0a05018 804ef300 00000000 00000000
> $ 8   : 00000000 80005510 00000002 8026e000
> $12   : 80273920 00000002 00000001 00000002
> $16   : 0000000d 804ef318 80d26c00 80d26f84
> $20   : 80d26c00 80239ce4 80637f10 805dde18
> $24   : 3b9aca00 80014630
> $28   : 80636000 80637c68 00467034 80188ff8
> Hi    : 00000068
> Lo    : 4a59d500
> epc   : 8013e404 0x8013e404
>    Not tainted
> ra    : 80188ff8 0x80188ff8
> Status: 1000bc03    KERNEL EXL IE
> Cause : 0080001c
> PrId  : 00024000 (Broadcom BCM4710)
> Modules linked in: usb_storage ohci_hcd ip6t_REJECT ip6t_LOG ip6t_rt
> ip6t_hbh ip6t_mh ip6t_ipv6header ip6t_frag ip6t_eui64 ip6t_ah
> ip6table_raw ip6_queue ip6table_mangle ip6table_filter ip6_tables
> nf_conntrack_ipv6 nf_nat_tftp nf_conntrack_tftp nf_nat_irc
> nf_conntrack_irc nf_nat_ftp nf_conntrack_ftp xt_iprange xt_string
> ipt_MASQUERADE iptable_nat nf_nat xt_NOTRACK iptable_raw xt_state
> nf_conntrack_ipv4 nf_defrag_ipv4 nf_conntrack sd_mod ipt_REJECT
> xt_TCPMSS ipt_LOG xt_comment xt_multiport xt_mac xt_limit
> iptable_mangle iptable_filter ip_tables xt_tcpudp x_tables sit ext2
> tunnel4 ext3 jbd tun vfat fat ext4 jbd2 b43 nls_utf8 mac80211 usbcore
> ts_fsm ts_bm ts_kmp switch_core scsi_mod nls_base mbcache crc16
> cfg80211 compat arc4 aes_generic deflate ecb cbc ipv6 diag [last
> unloaded: switch_core]
> Process ash (pid: 1708, threadinfo=80636000, task=8030aa58, tls=00000000)
> Stack : 80637c98 80354d48 00000000 80637cc8 fffffff4 804ef300 80637cc8 80189568
>        00000000 00000000 80637cc8 00000000 80d26c00 80637cc8 00000000 80d26c00
>        80d26f84 801894b0 80239ce4 8018753c 00000037 80023e74 1000bc00 00000001
>        00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
>        00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
>        ...
> Call Trace:[<80189568>] 0x80189568
> [<801894b0>] 0x801894b0
> [<8018753c>] 0x8018753c
> [<80023e74>] 0x80023e74
> [<8018771c>] 0x8018771c
> [<8018a370>] 0x8018a370
> [<8014533c>] 0x8014533c
> [<801453b4>] 0x801453b4
> [<801673d4>] 0x801673d4
> [<80167598>] 0x80167598
> [<8016774c>] 0x8016774c
> [<801676e0>] 0x801676e0
> [<80166c90>] 0x80166c90
> [<800798b8>] 0x800798b8
> [<80145770>] 0x80145770
> [<80127e24>] 0x80127e24
> [<8014589c>] 0x8014589c
> [<80016bb4>] 0x80016bb4
> [<800dea68>] 0x800dea68
> [<80090fac>] 0x80090fac
> [<8009ed20>] 0x8009ed20
> [<80003630>] 0x80003630
> [<8002727c>] 0x8002727c
>
> Code: 90820000  03e00008  304200ff <94820000> 03e00008  3042ffff
> 94820000  3042ffff  00021a02
> Disabling lock debugging due to kernel taint

Hmm, that sounds like a defective card... I've previously seen an Asus
WL-138G V2 identify itself, first as 14e4:4218, then after a repair
attempt, 14e4:0008. It also produced errors like this when I forced
its detection.

>
>
> The full dmesg output of the device is available at http://pastebin.ca/1968330.
>
> Is there anything else I can do to get the device to work? I'd be
> happy to test any patches but please keep in mind that my distribution
> (OpenWRT) requires me to use Linux 2.6.34 at the moment (which is the
> most current version for BCM47xx in OpenWRT trunk).
>
>
> Regards,
> Daniel
>
> _______________________________________________
> b43-dev mailing list
> b43-dev at lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/b43-dev
>



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