Intel dual band wireless-AC 7260 card is not detected as PCIe device in linux paltform

V

vaishali

Guest
System Environment:
Mini PCIe slot - Intel dual band wireless-AC 7260
ubuntu 12.4
Linux 3.8 kernel version

Bringup:
1. Inserted the Intel dual band wireless-AC 7260 in the Mini PCIe slot in the board.
2. Checked for the Intel dual band wireless-AC 7260 PCIe devices through "lspci" command - not detected

I have the following queries
Ø Why the wireless-AC 7260 will not list in the PCIe tree ?
Ø I need the sequence of detecting/enumeration for this card and how to verify my card is present or not?
Ø Is ucode is require for the PCIe enumeration?
 


The 3.8 kernel does not support the 7260. The minimum kernel is 3.11. Though the latest kernels provide more support....Also the latest firmware blob (UCODE) is included in linux-firmware: https://git.kernel.org/cgit/linux/kernel/git/firmware/linux-firmware.git/tree/
Code:
*-network             
       description: Wireless interface
       product: Wireless 7260
       vendor: Intel Corporation
       physical id: 0
       bus info: pci@0000:0a:00.0
       logical name: wlp10s0
       version: 63
       serial: 0c:8b:fd:1e:71:9d
       width: 64 bits
       clock: 33MHz
       capabilities: bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=iwlwifi driverversion=3.13.6-1-ARCH firmware=22.15.8.0 ip=STUFF-GOES-HERE latency=0 link=yes multicast=yes wireless=IEEE 802.11abgn
       resources: irq:45 memory:74500000-74501fff
NOTE* It seems that 3.14 will finally provide AC support.
 


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