Unclaimed AR5416 Wireless Network Adapter
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
network-manager (Ubuntu) |
New
|
Undecided
|
Unassigned |
Bug Description
On my latest Ubuntu 17.10 I am unable to use my WiFi, only Ethernet. Didn't happen before I upgraded from 16.10.
The `sudo lshw -C network` command tells me the AR5416 Wireless Network Adapter is UNCLAIMED:
```
└─❱❱❱ sudo lshw -C network
*-network
description: Ethernet interface
product: 88E8056 PCI-E Gigabit Ethernet Controller
vendor: Marvell Technology Group Ltd.
physical id: 0
bus info: pci@0000:05:00.0
logical name: eth0
version: 12
serial: f4:6d:04:00:dc:74
size: 100Mbit/s
capacity: 1Gbit/s
width: 64 bits
clock: 33MHz
ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd
autonegotiation
driverversion=1.30 duplex=full ip=192.168.2.10 latency=0 link=yes
multicast=yes port=twisted pair speed=100Mbit/s
resources: irq:35 memory:
memory:
*-network UNCLAIMED
description: Network controller
product: AR5416 Wireless Network Adapter [AR5008 802.11(a)bgn]
vendor: Qualcomm Atheros
physical id: 1
bus info: pci@0000:07:01.0
version: 01
width: 32 bits
clock: 66MHz
```
Here few more useful info from other commands
```
└─❱❱❱ iwconfig
lo no wireless extensions.
eth0 no wireless extensions.
└─❱❱❱ lspci -vnn | grep Network
07:01.0 Network controller [0280]: Qualcomm Atheros AR5416 Wireless
Network Adapter [AR5008 802.11(a)bgn] [168c:0023] (rev 01)
Subsystem: Qualcomm Atheros AR5416 Wireless Network Adapter [AR5008
802.11(a)bgn] [168c:3071]
```
and yes, dmesg tells me initialisation of that device failed during startup:
```
└─❱❱❱ dmesg | grep ath
...
[ 25.700597] ath: phy0: address test failed addr: 0x00008000 -
wr:0x00000000 != rd:0x01000000
[ 25.758375] ath: phy0: Unable to initialize hardware; initialization
status: -19
[ 25.814677] ath9k 0000:07:01.0: Failed to initialize device
[ 1111.517258] ath9k: ath9k: Driver unloaded
```
Any clues what this could be? Any hints very much appreciated! Thanks guys