Date: Tue, 01 Jan 2008 22:11:32 -0700 (MST) From: "M. Warner Losh" <imp@bsdimp.com> To: xcllnt@mac.com Cc: freebsd-embedded@freebsd.org Subject: Re: ocpbus(4) Message-ID: <20080101.221132.-1343615593.imp@bsdimp.com> In-Reply-To: <20080101.184909.195750479.imp@bsdimp.com> References: <20080101.135825.1943337000.imp@bsdimp.com> <19740DB1-E759-4A61-8E1F-33AEAE74631E@mac.com> <20080101.184909.195750479.imp@bsdimp.com>
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In message: <20080101.184909.195750479.imp@bsdimp.com>
"M. Warner Losh" <imp@bsdimp.com> writes:
: In the beginning (when newbus was introduce circa 3.0) they were used
: by the busses to assign resources to the drivers they were adding. It
: just turned out that the 'hints' were compiled into tables the drivers
: used. In 4.x, the hints migrated from the config file to a text file
: called typically device.hints. Throughout these underlying changes,
: the drivers have never really known about resource hints. The bus is
: the only thing that parses and consumes them (the busses were changed
: from using the compiled in tables to using hints in 4.0).
s/4/5/g in the above. The switch from config generated tables to
texual hints happened after RELENG_4 was branched. Also, Newbus was
introduced in 3.2 not 3.0, although it was used for the alpha port in
3.0.
Warner
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