Looks like an IRQ problem. Check /proc/interrupts

abel wrote:
Well, I cannot get either a single card up & running.
The card is Senao NL-2511CD+EX2 w/PCI-PCMCIA adapter.

1.- After bootup I got the following output from ip and iwconfig:

# ip link
1: lo: <LOOPBACK,UP> mtu 16436 qdisc noqueue
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: dummy0: <BROADCAST,NOARP> mtu 1500 qdisc noop
    link/ether 00:00:00:00:00:00 brd ff:ff:ff:ff:ff:ff
3: eth0: <BROADCAST,MULTICAST,PROMISC,UP> mtu 1500 qdisc pfifo_fast qlen 100
    link/ether 00:0d:87:2f:a9:f4 brd ff:ff:ff:ff:ff:ff
4: netcs0: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast qlen 100
    link/ether 00:02:6f:07:30:81 brd ff:ff:ff:ff:ff:ff

voldemort: -root-
# ip addr
1: lo: <LOOPBACK,UP> mtu 16436 qdisc noqueue
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
2: dummy0: <BROADCAST,NOARP> mtu 1500 qdisc noop
    link/ether 00:00:00:00:00:00 brd ff:ff:ff:ff:ff:ff
3: eth0: <BROADCAST,MULTICAST,PROMISC,UP> mtu 1500 qdisc pfifo_fast qlen 100
    link/ether 00:0d:87:2f:a9:f4 brd ff:ff:ff:ff:ff:ff
    inet 200.68.122.145/29 scope global eth0
4: netcs0: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast qlen 100
    link/ether 00:02:6f:07:30:81 brd ff:ff:ff:ff:ff:ff
    inet 10.4.4.1/24 scope global netcs0

voldemort: -root-
# iwconfig
lo        no wireless extensions.

dummy0 no wireless extensions.

eth0 no wireless extensions.

netcs0    IEEE 802.11-DS  ESSID:"amb1"
          Mode:Master  Tx-Power=20 dBm
          Link Quality:0  Signal level:0  Noise level:0
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0

where some data is missing.

2.- Configuration as per /etc/network/wireless.config is as follows:

# Wireless configuration parameters
#
netcs0_RTS=""
netcs0_KEY=""
netcs0_ESSID="amb1"
netcs0_CHANNEL="1"
netcs1_MODE="MANAGED"
netcs1_ESSID="amb2"
netcs1_NICK="voldemort"
netcs1_RATE="1M"
netcs1_TXPOWER="15mW"
netcs1_CHANNEL="11"
netcs0_TXPOWER="100mW"
netcs0_NICK="voldemort"
netcs0_MODE="MASTER"
netcs0_RATE="2M"

3.- Card driver seems correctly loaded to me, cardctl ident and lsmod output follows:

voldemort: -root-
# cardctl ident
Socket 0:
  product info: "INTERSIL", "HFA384x/IEEE", "Version 01.02", ""
  manfid: 0x0156, 0x0002
  function: 6 (network)

voldemort: -root-
# lsmod
Module         Pages    Used by
hostap_cs              81052   1
hostap                 62032   0 (unused)
hostap_crypt_wep        2656   0 (unused)
hostap_crypt            1028   0 [hostap hostap_crypt_wep]
ds                      6380   1 [hostap_cs]
i82365                 22564   1
pcmcia_core            37120   0 [hostap_cs ds i82365]
ip_nat_snmp_basic       8480   0 (unused)
ip_nat_tftp             1656   0 (unused)
ip_nat_mms              2872   0 (unused)
ip_nat_pptp             1872   0 (unused)
ip_nat_proto_gre        1184   0 (unused)
ip_nat_h323             2552   0 (unused)
ip_nat_irc              2328   0 (unused)
ip_nat_ftp              2904   0 (unused)
ipt_state                376   0 (unused)
ipt_MARK                 652   0 (unused)
ipt_REDIRECT             616   0 (unused)
ipt_MASQUERADE          1096   0 (unused)
iptable_nat            15392   9 [ip_nat_snmp_basic ip_nat_tftp ip_nat_mms ip_na
t_pptp ip_nat_proto_gre ip_nat_h323 ip_nat_irc ip_nat_ftp ipt_REDIRECT ipt_MASQU
ERADE]
iptable_mangle          1968   0 (unused)
ip_conntrack_tftp       1612   1
ip_conntrack_mms        2988   1
ip_conntrack_pptp       2296   1
ip_conntrack_proto_gre    1836   0 [ip_nat_pptp ip_conntrack_pptp]
ip_conntrack_h323       2188   1
ip_conntrack_irc        3212   1
ip_conntrack_ftp        3820   1
ip_conntrack           18060   9 [ip_nat_tftp ip_nat_mms ip_nat_pptp ip_nat_h323
 ip_nat_irc ip_nat_ftp ipt_state ipt_REDIRECT ipt_MASQUERADE iptable_nat ip_conn
track_tftp ip_conntrack_mms ip_conntrack_pptp ip_conntrack_proto_gre ip_conntrac
k_h323 ip_conntrack_irc ip_conntrack_ftp]
bridge                 17204   0 (unused)
airo                  105616   0 (unused)
rtl8139                12284   1
pci-scan                2944   1 [rtl8139]
mii                     2256   0
cls_u32                 4832   0 (unused)
sch_sfq                 3744   0 (unused)
sch_htb                18688   0 (unused)
sch_tbf                 2272   0 (unused)
softdog                 1612   1
cramfs                 36920   5
ide-probe-mod           8816   0
ide-disk                9752   1
ide-mod                65796   1 [ide-probe-mod ide-disk]
nftl                   18308   0 (unused)
docprobe                1360   0
docecc                  3680   0 (unused)
mtdcore                 1632   1 [nftl]

4.- Output from dmesg command is a bunch of entries as the following:

voldemort: -root-
# dmesg
NETDEV WATCHDOG: netcs0: transmit timed out
hostap_cs: netcs0 Tx timed out!
NETDEV WATCHDOG: netcs0: transmit timed out
hostap_cs: netcs0 Tx timed out!
NETDEV WATCHDOG: netcs0: transmit timed out
hostap_cs: netcs0 Tx timed out!
NETDEV WATCHDOG: netcs0: transmit timed out
hostap_cs: netcs0 Tx timed out!
NETDEV WATCHDOG: netcs0: transmit timed out
hostap_cs: netcs0 Tx timed out!
.
.
.
.

Any idea to diagnose this appreciated.
Thanks in advance.

abel




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Best Regards,
Vladimir Ivashchenko
ThunderWorx - www.thunderworx.com
Senior Systems Designer/Engineer



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