I have a similar problem with my PCMCIA card....it worked perfectly under 8.04 but now cannot see the router.

Here is a printout:

fitz@fitz-laptop:~$ sudo lshw -C Network
*-network
description: Ethernet interface
product: 3c556B CardBus [Tornado]
vendor: 3Com Corporation
physical id: 3
bus info: pci@0000:00:03.0
logical name: eth0
version: 20
serial: 00:04:76:60:6f:87
size: 10MB/s
capacity: 100MB/s
width: 32 bits
clock: 33MHz
capabilities: pm bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=3c59x duplex=half latency=64 link=no maxlatency=10 mingnt=10 module=3c59x multicast=yes port=MII speed=10MB/s
*-network DISABLED
description: Wireless interface
product: ACX 111 54Mbps Wireless Interface
vendor: Texas Instruments
physical id: 1
bus info: pci@0000:06:00.0
logical name: wlan0
version: 00
serial: 00:0f:3d:57:76:56
width: 32 bits
clock: 33MHz
capabilities: pm bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=acx_pci latency=64 module=acx multicast=yes wireless=IEEE 802.11b+/g+
*-network DISABLED
description: Ethernet interface
physical id: 1
logical name: pan0
serial: d2:f8:de:93:ae:85
capabilities: ethernet physical
configuration: broadcast=yes driver=bridge driverversion=2.3 firmware=N/A link=yes multicast=yes
fitz@fitz-laptop:~$ lspci -nn
00:00.0 Host bridge [0600]: Intel Corporation 440BX/ZX/DX - 82443BX/ZX/DX Host bridge [8086:7190] (rev 03)
00:01.0 PCI bridge [0604]: Intel Corporation 440BX/ZX/DX - 82443BX/ZX/DX AGP bridge [8086:7191] (rev 03)
00:02.0 CardBus bridge [0607]: Texas Instruments PCI1450 [104c:ac1b] (rev 03)
00:02.1 CardBus bridge [0607]: Texas Instruments PCI1450 [104c:ac1b] (rev 03)
00:03.0 Ethernet controller [0200]: 3Com Corporation 3c556B CardBus [Tornado] [10b7:6056] (rev 20)
00:03.1 Communication controller [0780]: 3Com Corporation Mini PCI 56k Winmodem [10b7:1007] (rev 20)
00:05.0 Multimedia audio controller [0401]: Cirrus Logic CS 4614/22/24/30 [CrystalClear SoundFusion Audio Accelerator] [1013:6003] (rev 01)
00:07.0 Bridge [0680]: Intel Corporation 82371AB/EB/MB PIIX4 ISA [8086:7110] (rev 02)
00:07.1 IDE interface [0101]: Intel Corporation 82371AB/EB/MB PIIX4 IDE [8086:7111] (rev 01)
00:07.2 USB Controller [0c03]: Intel Corporation 82371AB/EB/MB PIIX4 USB [8086:7112] (rev 01)
00:07.3 Bridge [0680]: Intel Corporation 82371AB/EB/MB PIIX4 ACPI [8086:7113] (rev 03)
01:00.0 VGA compatible controller [0300]: S3 Inc. 86C270-294 Savage/IX-MV [5333:8c12] (rev 13)
06:00.0 Network controller [0280]: Texas Instruments ACX 111 54Mbps Wireless Interface [104c:9066]
fitz@fitz-laptop:~$ dmseg | grep -e iwl -e wlan -e rt -e ath
bash: dmseg: command not found
fitz@fitz-laptop:~$ dmesg | grep -e iwl -e wlan -e rt -e ath
[ 0.000000] Movable zone start PFN for each node
[ 0.000000] ACPI: PM-Timer IO Port: 0x1008
[ 0.000000] Allocating PCI resources starting at 30000000 (gap: 20000000:dff80000)
[ 0.000000] Enabling unmasked SIMD FPU exception support... done.
[ 0.004000] virtual kernel memory layout:
[ 0.881353] Booting paravirtualized kernel on bare hardware
[ 1.365536] ACPI: (supports S0 S1 S3 S4 S5)
[ 1.626629] ACPI: EC: driver started in interrupt mode
[ 1.628743] pci 0000:00:02.0: supports D1
[ 1.628753] pci 0000:00:02.0: supports D2
[ 1.628764] pci 0000:00:02.0: PME# supported from D0 D1 D2 D3hot D3cold
[ 1.628864] pci 0000:00:02.1: supports D1
[ 1.628873] pci 0000:00:02.1: supports D2
[ 1.628883] pci 0000:00:02.1: PME# supported from D0 D1 D2 D3hot D3cold
[ 1.628959] PCI: 0000:00:03.0 reg 10 io port: [1800, 18ff]
[ 1.629065] pci 0000:00:03.0: supports D1
[ 1.629074] pci 0000:00:03.0: supports D2
[ 1.629085] pci 0000:00:03.0: PME# supported from D0 D1 D2 D3hot D3cold
[ 1.629149] PCI: 0000:00:03.1 reg 10 io port: [2000, 20ff]
[ 1.629243] pci 0000:00:03.1: supports D2
[ 1.629254] pci 0000:00:03.1: PME# supported from D0 D2 D3hot D3cold
[ 1.629413] pci 0000:00:05.0: supports D1
[ 1.629422] pci 0000:00:05.0: supports D2
[ 1.629561] PCI: 0000:00:07.1 reg 20 io port: [1c00, 1c0f]
[ 1.629659] PCI: 0000:00:07.2 reg 20 io port: [1c20, 1c3f]
[ 1.630050] pci 0000:01:00.0: supports D1
[ 1.630060] pci 0000:01:00.0: supports D2
[ 1.672879] Linux Plug and Play Support v0.97 (c) Adam Belay
[ 1.804694] system 00:02: ioport range 0x1000-0x103f has been reserved
[ 1.804709] system 00:02: ioport range 0x1040-0x104f has been reserved
[ 1.804725] system 00:02: ioport range 0xfe00-0xfe0f has been reserved
[ 1.804778] system 00:09: ioport range 0x15e0-0x15ef has been reserved
[ 1.848667] bus: 00 index 0 io port: [0, ffff]
[ 1.848730] bus: 02 index 0 io port: [1400, 14ff]
[ 1.848741] bus: 02 index 1 io port: [2400, 24ff]
[ 1.848774] bus: 06 index 0 io port: [2800, 28ff]
[ 1.848784] bus: 06 index 1 io port: [2c00, 2cff]
[ 4.290293] Serial: 8250/16550 driver4 ports, IRQ sharing enabled
[ 4.320603] serio: i8042 KBD port at 0x60,0x64 irq 1
[ 4.320626] serio: i8042 AUX port at 0x60,0x64 irq 12
[ 4.322535] rtc_cmos 00:06: rtc core: registered rtc_cmos as rtc0
[ 4.322574] rtc0: alarms up to one month, y3k
[ 4.324893] Using IPI No-Shortcut mode
[ 4.326596] rtc_cmos 00:06: setting system clock to 2008-10-06 04:22:17 UTC (1223266937)
[ 5.088224] ACPI: Processor [CPU] (supports 8 throttling states)
[ 9.120280] hub 1-0:1.0: 2 ports detected
[ 10.154015] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 10.154465] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 10.567610] PM: Starting manual resume from disk
[ 10.567621] PM: Resume from partition 8:5
[ 12.666097] kjournald starting. Commit interval 5 seconds
[ 21.187337] udevd version 124 started
[ 26.820514] Linux agpgart interface v0.103
[ 27.212981] agpgart-intel 0000:00:00.0: Intel 440BX Chipset
[ 27.217766] agpgart-intel 0000:00:00.0: AGP aperture is 64M @ 0xf8000000
[ 28.460097] pccard: CardBus card inserted into slot 1
[ 28.460229] pci 0000:06:00.0: supports D1
[ 28.460234] pci 0000:06:00.0: supports D2
[ 28.460241] pci 0000:06:00.0: PME# supported from D0 D1 D2 D3hot
[ 32.556727] parport_pc 00:0d: reported by Plug and Play ACPI
[ 32.556793] parport0: PC-style at 0x3bc, irq 7 [PCSPP,TRISTATE]
[ 32.991458] cs: IO port probe 0x100-0x3af: clean.
[ 32.992312] cs: IO port probe 0x3e0-0x4ff: excluding 0x4d0-0x4d7
[ 32.992686] cs: IO port probe 0x820-0x8ff: clean.
[ 32.993005] cs: IO port probe 0xc00-0xcf7: clean.
[ 32.993539] cs: IO port probe 0xa00-0xaff: clean.
[ 32.994533] cs: IO port probe 0x100-0x3af: clean.
[ 32.995329] cs: IO port probe 0x3e0-0x4ff: excluding 0x4d0-0x4d7
[ 32.995700] cs: IO port probe 0x820-0x8ff: clean.
[ 32.996070] cs: IO port probe 0xc00-0xcf7: clean.
[ 32.996601] cs: IO port probe 0xa00-0xaff: clean.
[ 33.500414] acx: compiled to use 32bit I/O access. I/O timing issues might occur, such as non-working firmware upload. Report them
[ 35.152573] CCAModes:04 Diversity:01 ShortPreOpt:01 PBCC:01 ChanAgil:00 PHY:05 Temp:01
[ 35.217762] acx v0.3.36: net device wlan0, driver compiled against wireless extensions 22 and Linux 2.6.27-5-generic
[ 35.884713] gameport: CS46xx Gameport is pci0000:00:05.0/gameport0, speed 1704kHz
[ 37.563759] lp0: using parport0 (interrupt-driven).
[ 47.286106] warning: `avahi-daemon' uses 32-bit capabilities (legacy support in use)
[ 47.960304] ppdev: user-space parallel port driver
[ 87.494434] ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 99.888081] wlan0: issue_cmd(): timed out waiting for CMD_COMPLETE. irq bits:0x0000 irq_status:0x0000 timeout:49ms cmd_status:1 (Success)
[ 99.888104] wlan0: issue_cmd(cmd:0x0002) FAILED
[ 99.888746] wlan0: configure(type:0x1010) FAILED
[ 103.524089] wlan0: issue_cmd(): timed out waiting for CMD_COMPLETE. irq bits:0x0000 irq_status:0x0000 timeout:49ms cmd_status:1 (Success)
[ 103.524112] wlan0: issue_cmd(cmd:0x0016) FAILED
[ 106.908104] wlan0: issue_cmd(): timed out waiting for CMD_COMPLETE. irq bits:0x0000 irq_status:0x0000 timeout:49ms cmd_status:1 (Success)
[ 106.908128] wlan0: issue_cmd(cmd:0x0016) FAILED
[ 119.836066] wlan0: issue_cmd(): timed out waiting for CMD_COMPLETE. irq bits:0x0000 irq_status:0x0000 timeout:49ms cmd_status:1 (Success)
[ 119.836090] wlan0: issue_cmd(cmd:0x0016) FAILED
[ 154.696069] wlan0: issue_cmd(): timed out waiting for CMD_COMPLETE. irq bits:0x0000 irq_status:0x0000 timeout:49ms cmd_status:1 (Success)
[ 154.696093] wlan0: issue_cmd(cmd:0x0016) FAILED
[ 160.924118] wlan0: issue_cmd(): timed out waiting for CMD_COMPLETE. irq bits:0x0000 irq_status:0x0000 timeout:49ms cmd_status:1 (Success)
[ 160.924144] wlan0: issue_cmd(cmd:0x0016) FAILED
[ 163.780079] wlan0: issue_cmd(): timed out waiting for CMD_COMPLETE. irq bits:0x0000 irq_status:0x0000 timeout:49ms cmd_status:1 (Success)
[ 163.780104] wlan0: issue_cmd(cmd:0x0016) FAILED
[ 180.072116] wlan0: issue_cmd(): timed out waiting for CMD_COMPLETE. irq bits:0x0000 irq_status:0x0000 timeout:49ms cmd_status:1 (Success)
[ 180.072149] wlan0: issue_cmd(cmd:0x0016) FAILED
[ 193.476114] wlan0: issue_cmd(): timed out waiting for CMD_COMPLETE. irq bits:0x0000 irq_status:0x0000 timeout:49ms cmd_status:1 (Success)
[ 193.476138] wlan0: issue_cmd(cmd:0x0016) FAILED
[ 200.624095] wlan0: issue_cmd(): timed out waiting for CMD_COMPLETE. irq bits:0x0000 irq_status:0x0000 timeout:49ms cmd_status:1 (Success)
[ 200.624118] wlan0: issue_cmd(cmd:0x0016) FAILED
[ 216.296076] wlan0: issue_cmd(): timed out waiting for CMD_COMPLETE. irq bits:0x2000 irq_status:0x2000 timeout:49ms cmd_status:1 (Success)
[ 216.296100] wlan0: issue_cmd(cmd:0x0016) FAILED
[ 225.488076] wlan0: issue_cmd(): timed out waiting for CMD_COMPLETE. irq bits:0x0000 irq_status:0x0000 timeout:49ms cmd_status:1 (Success)
[ 225.488101] wlan0: issue_cmd(cmd:0x0016) FAILED
[ 225.680067] wlan0: issue_cmd(): timed out waiting for CMD_COMPLETE. irq bits:0x0000 irq_status:0x0000 timeout:49ms cmd_status:1 (Success)
[ 225.680091] wlan0: issue_cmd(cmd:0x0016) FAILED
fitz@fitz-laptop:~$ ifconfig
eth0 Link encap:Ethernet HWaddr 00:04:76:60:6f:87
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
Interrupt:11 Base address:0x4400

lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:226 errors:0 dropped:0 overruns:0 frame:0
TX packets:226 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:11300 (11.3 KB) TX bytes:11300 (11.3 KB)

fitz@fitz-laptop:~$ sudo iwlist scan
lo Interface doesn't support scanning.

eth0 Interface doesn't support scanning.

irda0 Interface doesn't support scanning.

wlan0 Interface doesn't support scanning : Resource temporarily unavailable

pan0 Interface doesn't support scanning.


Obviously my wireless card is not "seeing" my router. The internal card on my Dell can see it no problem and this card could see it when I was using KDE 4.1.

fitz@fitz-laptop:~$ sudo ifconfig wlan0 up
[sudo] password for fitz:
wlan0: ERROR while getting interface flags: No such device
fitz@fitz-laptop:~$ sudo iwlist scan
lo Interface doesn't support scanning.

eth0 Interface doesn't support scanning.

irda0 Interface doesn't support scanning.

pan0 Interface doesn't support scanning.

fitz@fitz-laptop:~$ lshw -C Network
WARNING: you should run this program as super-user.
*-network
description: Ethernet interface
product: 3c556B CardBus [Tornado]
vendor: 3Com Corporation
physical id: 3
bus info: pci@0000:00:03.0
logical name: eth0
version: 20
serial: 00:04:76:60:6f:87
width: 32 bits
clock: 33MHz
capabilities: bus_master cap_list ethernet physical
configuration: broadcast=yes driver=3c59x ip=10.1.1.6 latency=64 maxlatency=10 mingnt=10 module=3c59x multicast=yes
*-network DISABLED
description: Ethernet interface
physical id: 1
logical name: pan0
serial: d6:6f:77:08:a1:b4
capabilities: ethernet physical
configuration: broadcast=yes driver=bridge driverversion=2.3 firmware=N/A multicast=yes