A-phy

francesco.gringoli at ing.unibs.it francesco.gringoli at ing.unibs.it
Wed Jan 18 10:05:39 EST 2012


Larry, Rafal,

maybe this is not a new question on the list but I'm a little bit confused about a-phy support. I read on the http://bcm-v4.sipsolutions.net/802.11/Multiband page that a-phy should be supported on 14e4:4319 which is pointed out as being a BCM4318, and 14e4:4312 that is BCM4311 instead. On http://linuxwireless.org/en/users/Drivers/b43 I also read that "The 802.11a part of the 4311 is not supported" and, in fact, I have a couple of devices which lspci displays as

03:00.0 Network controller: Broadcom Corporation BCM4312 802.11a/b/g (rev 01)
03:00.0 0280: 14e4:4312 (rev 01)

and dmesg says:
[  428.174190] b43-phy1: Broadcom 4311 WLAN found (core revision 10)
[  428.216031] b43-phy1 debug: Found PHY: Analog 4, Type 2, Revision 8
[  428.216055] b43-phy1 debug: Found Radio: Manuf 0x17F, Version 0x2050, Revision 2

And, in fact, a-phy is not activated (it actually seems completely disabled from initialization code).

So, is there any device I can buy for which b43 supports a-phy If the answer is yes (I really hope so :-) ) do you have some pointers on ebay?

Many many thanks!
-Francesco





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