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Date:      Sun, 08 Mar 2009 12:18:41 -0700
From:      Sam Leffler <sam@freebsd.org>
To:        Andrew Thompson <thompsa@freebsd.org>
Cc:        svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org
Subject:   Re: svn commit: r189496 - head/sys/dev/usb/controller
Message-ID:  <49B41A11.8000508@freebsd.org>
In-Reply-To: <200903071949.n27JnlTM061191@svn.freebsd.org>
References:  <200903071949.n27JnlTM061191@svn.freebsd.org>

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Andrew Thompson wrote:
> Author: thompsa
> Date: Sat Mar  7 19:49:47 2009
> New Revision: 189496
> URL: http://svn.freebsd.org/changeset/base/189496
>
> Log:
>   (re)merge r186415,186416 from the old usb stack;
>   
>   o add Transaction Translator support (still missing ISOC xfers)
>   o add EHCI_SCFLG_BIGEMMIO flag to force big-endian byte-select to be
>     set in USBMODE
>   o split reset work into new public routine ehci_reset so bus shim drivers
>     can force big-endian byte-select before ehci_init
>   o enable TT and big-endian MMIO
>   o force a reset before ehci_init to get byte-select setup
>   
>   Also go back to using USB_EHCI_BIG_ENDIAN_DESC at compile time to enable the
>   byteswapping and reduce diffs to the original commits.
>   
>   This fixes the new USB stack on the Cambria board.
>   

Beware there appear to be h/w issues w/ usb on 2358 boards that show up 
as devices not attaching properly (at least for me) and/or poor performance.

I also observe significant problems on 2348 boards that I do not see 
with the usb1 code--which is why it remains the default configuration.

    Sam





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