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Date:      Tue, 10 Nov 2015 07:31:47 -0500
From:      "Curtis Hamilton" <hamiltcl@verizon.net>
To:        "'Adrian Chadd'" <adrian@freebsd.org>
Cc:        "'FreeBSD PowerPC ML'" <freebsd-ppc@freebsd.org>
Subject:   RE: Airport Extreme WiFi Broken in FreeBSD 10.2
Message-ID:  <008401d11bb3$c4c31430$4e493c90$@verizon.net>
In-Reply-To: <CAJ-Vmom0qAS6EmWgvMQdLotsVyKfmJuVKt9QTg2OJD6WOiVjrw@mail.gmail.com>
References:  <CAJ-Vmom0qAS6EmWgvMQdLotsVyKfmJuVKt9QTg2OJD6WOiVjrw@mail.gmail.com>

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I'll investigate.  My initial presumption that it was a bwi module issue is
because ata2 initializes just fine without the bwi module.

-----Original Message-----
From: adrian.chadd@gmail.com [mailto:adrian.chadd@gmail.com] On Behalf Of
Adrian Chadd
Sent: Monday, November 09, 2015 4:44 PM
To: Curtis Hamilton <hamiltcl@verizon.net>
Cc: FreeBSD PowerPC ML <freebsd-ppc@freebsd.org>
Subject: Re: Airport Extreme WiFi Broken in FreeBSD 10.2

Hi,

It looks like there's something up with the memory management, not wifi.
ata2 failing and bwi failing in DMA memory allocation is the hint. :)



-a


On 9 November 2015 at 12:00, Curtis Hamilton <hamiltcl@verizon.net> wrote:
> Has anyone else tried to load the BWI module in 10.2?  I attempted to 
> load the kernel module and build a new kernel with the module 
> built-in.  In both cases the boot process freezes with the following
errors:
>
>
>
> ata2: <ATA channel > at channel0 on atapci0
>
> ata2: WARNING DMA initialization failed, disabling DMA
>
> ata2: FAILURE - alloc sg_map
>
> ata2: WARNING DMA allocation failed, disabling DMA
>
>
>
> A few lines before this the following error is shown:
>
>
>
> bwi0: can't allocate DMA mem
>
> bwi0: 0th TX ring DMA alloc-failed
>
>
>
> Everything works fine in 10.1
>
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