Date: Tue, 25 Nov 2008 15:22:18 -0700 (MST) From: "M. Warner Losh" <imp@bsdimp.com> To: raj@semihalf.com Cc: arm@FreeBSD.org Subject: Re: Code review request: boards on AT91 Message-ID: <20081125.152218.756907300.imp@bsdimp.com> In-Reply-To: <835D3399-80D0-4AAA-BA85-FC922DEB6E7B@semihalf.com> References: <04BDAB4F-CF02-4CE6-90D8-E03EDC1CC8CC@semihalf.com> <20081125.141957.1723235268.imp@bsdimp.com> <835D3399-80D0-4AAA-BA85-FC922DEB6E7B@semihalf.com>
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In message: <835D3399-80D0-4AAA-BA85-FC922DEB6E7B@semihalf.com>
Rafa=B3_Jaworowski <raj@semihalf.com> writes:
: On 2008-11-25, at 22:19, M. Warner Losh wrote:
: > : > If anybody wants me to write up where I'm going with this, or =
: > answer
: > : > any question, please feel free to ask. Also, comments would be=
=
: > nice.
: > :
: > : I was dreaming once about all-generic initarm() that would have =
: > KOBJ-
: > : based dispatcher, but am not sure this wouldn't cause some chicke=
n- =
: > and-
: > : egg issues as some parts of the infrastructure might not be =
: > available
: > : at such early stages, but didn't investigate this too close, any
: > : thoughts? But anyways, even a simple scheme with common logic and=
: > : function ptrs, which each platform variation would implement thei=
r =
: > own
: > : routines (or use generic), would improve the ARM init code
: > : significantly.
: >
: > Yes. There's much duplication of code now, and I'd love to work
: > towards ways of coping with less duplication. I'd also like to see=
: > the ability to compile code either for multi-board support, or just=
a
: > single board support. For the moment, I'd like to take the first s=
tep
: > and get to have the latter...
: >
: > The Marvell/Orion stuff has a much better separation, but still nee=
ds
: > some tweaks for board level support. I think I'm going to write up=
: > what I've done and put it on a wiki and then ask if you could revie=
w
: > it and see if your experience with the Marvell implementation could=
: > help refine it.
: =
: Great, let me know when you got something in the wiki.
There's a fairly lame version up now:
http://wiki.freebsd.org/FreeBSDArmBoards
We likely need a much less lame version :)
Warner
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