HEADSUP new usb code coming in.

Alfred Perlstein alfred at freebsd.org
Wed Aug 20 21:10:21 UTC 2008


FYI Hans, I'm not planning on taking that part of your patch,
no kernels will by default run usb2 for a few weeks.

That's the only part I'm rejecting for the time being.  I don't
want anyone to be "surprised".

-Alfred

* Hans Petter Selasky <hselasky at c2i.net> [080820 08:48] wrote:
> On Wednesday 20 August 2008, David Naylor wrote:
> > On Tuesday 19 August 2008 21:44:13 Alfred Perlstein wrote:
> > > After a long period of review and testing I am on the verge of
> > > committing Hans Peter's new usb stack to -current.
> > >
> > > The patchset requires a SMALL _493_ line diff to the main code,
> > > mostly bug fixes to arm.  And then a large number of new files
> > > for the usb system.
> > >
> > > The new usb system will be committed as separate files with
> > > the intention of folding them over the old files before the
> > > 9.0 release.
> > >
> > > The diff to the main files is here:
> > > http://mu.org/~bright/usb2/usb2_release_001.diff
> > >
> > > The whole diff, including new files is here:
> > > http://mu.org/~bright/usb2/usb4bsd.diff.gz
> > >
> > > FAQ:
> > > Q. Has this been reviewed?
> > > A. Yes, pretty strongly by myself and we've consulted with
> > > various others, Warner, Scott and Andrew for review/testing.
> > > I wouldn't say that Warner or Scott have given full review
> > > but just about all questions have been answered.
> > >
> > > Q. Can we change the name from "usb2_" to my favorite name?
> > > A. No.   This is for a short period, stop being so annoying.
> > >
> > > Q. What about the old usb code?
> > > A. What about it? :D
> > >
> > > Q. What about ttys?
> > > A. I don't know, we'll address the mpsafe aspects of ttys shortly,
> > > Hans is very responsive to SMP issues.
> > >
> > > Q. Shouldn't you wait?
> > > A. Wait for what?  No.
> > >
> > > Q. I have some whitespace nits, can you do those?
> > > A. No.  It's a 100k line diff and a 3meg delta, we tried really hard
> > > to get all whitespace right, but you're welcome to point things out after
> > > the commit.
> > >
> > > Thanks!
> >
> > This sounds great :-)
> >
> > I see that in the patch usb2 is not enabled in the kernel by default.  Is
> > there a timeline for it to be enabled and/or could you provide an alternate
> > kernel config with usb2 enabled (temporarily)?
> 
> For KB920X boards the USB2 is enabled by default. It is not much you need:
> 
> +device         usb2_core
> +device         usb2_controller         # EHCI/OHCI/UHCI/AT91DCI
> +device         usb2_storage            # USB mass storage support
> +device         usb2_ethernet           # USB ethernet support
> +device         usb2_wlan               # USB wireless LAN support
> +device         usb2_serial             # USB serial support
> +device         usb2_quirk              # USB quirks
> +device         usb2_template           # Device Side Mode USB templates
> +device         usb2_image              # USB Scanner support
> 
> >
> > Lastly, is there a web-page where one can check up on the progress of the
> > integration of the new code (and the removal of the old code) [preferably
> > an up-to-date web-page].
> 
> No, there is no such webpage.
> 
> --HPS

-- 
- Alfred Perlstein


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