On Tuesday 18 December 2012 08:49:31 Andrew Turner wrote:
Hello,
Oleksandr and myself have been looking into why when we enable the
write-back cache on the PandaBoard there are kernel panics with USB. We
have tracked it down to an issue appending the ehci_qh_t to the list at
the end of
On Tue, 18 Dec 2012 09:22:22 +0100
Hans Petter Selasky hsela...@c2i.net wrote:
On Tuesday 18 December 2012 08:49:31 Andrew Turner wrote:
Hello,
Oleksandr and myself have been looking into why when we enable the
write-back cache on the PandaBoard there are kernel panics with
USB. We
On Tuesday 18 December 2012 12:02:13 Andrew Turner wrote:
On Tue, 18 Dec 2012 09:22:22 +0100
Hans Petter Selasky hsela...@c2i.net wrote:
On Tuesday 18 December 2012 08:49:31 Andrew Turner wrote:
Hello,
Oleksandr and myself have been looking into why when we enable the
write-back
On Tue, 18 Dec 2012 13:06:44 +0100
Hans Petter Selasky hsela...@c2i.net wrote:
Hi Andrew,
The BUS_DMA_COHERENT flag does nothing on armv6 as we need the cache
enabled for atomic operations to work correctly and we would have to
disable the cache on the entire page. This is acceptable
On Tuesday 18 December 2012 20:12:29 Andrew Turner wrote:
On Tue, 18 Dec 2012 13:06:44 +0100
Hans Petter Selasky hsela...@c2i.net wrote:
Hi Andrew,
The BUS_DMA_COHERENT flag does nothing on armv6 as we need the cache
enabled for atomic operations to work correctly and we would have
On Dec 18, 2012, at 1:22 AM, Hans Petter Selasky wrote:
On Tuesday 18 December 2012 08:49:31 Andrew Turner wrote:
Hello,
Oleksandr and myself have been looking into why when we enable the
write-back cache on the PandaBoard there are kernel panics with USB. We
have tracked it down to an
On Dec 18, 2012, at 12:44 PM, Hans Petter Selasky wrote:
On Tuesday 18 December 2012 20:12:29 Andrew Turner wrote:
On Tue, 18 Dec 2012 13:06:44 +0100
Hans Petter Selasky hsela...@c2i.net wrote:
Hi Andrew,
The BUS_DMA_COHERENT flag does nothing on armv6 as we need the cache
enabled for
On Sat, Nov 17, 2012 at 01:19:34PM +0100, Hans Petter Selasky wrote:
On Friday 16 November 2012 23:47:29 Wojciech A. Koszek wrote:
Number: 173666
Category: usb
Synopsis: [USB, LIBUSB] usb_reset() behavior different between
GNU/Linux and FreeBSD Confidential: no
The following reply was made to PR usb/173666; it has been noted by GNATS.
From: Wojciech A. Koszek wkos...@freebsd.org
To: Hans Petter Selasky hsela...@c2i.net
Cc: freebsd-usb@freebsd.org, freebsd-gnats-sub...@freebsd.org
Subject: Re: usb/173666: [USB, LIBUSB] usb_reset() behavior different
