Date: Sun, 29 Jan 2012 17:21:52 +0100 From: Stefan Bethke <stb@lassitu.de> To: Marius Strobl <marius@alchemy.franken.de> Cc: FreeBSD Net <freebsd-net@freebsd.org>, Aleksandr Rybalko <ray@ddteam.net>, Adrian Chadd <adrian@freebsd.org>, FreeBSD-arch <freebsd-arch@freebsd.org> Subject: Re: Ethernet Switch Framework Message-ID: <5785C7EF-B886-459B-911C-870A4594AC4C@lassitu.de> In-Reply-To: <20120129161938.GD39861@alchemy.franken.de> References: <20120122195130.360261ce.ray@freebsd.org> <CAJ-VmokTh2q0ZH=kwU6GzJm5Mr4k7geJiFsoX_A9hcLhMZNxsg@mail.gmail.com> <0E31FEC4-963D-4AC8-9AB7-EE6D6D7F86EE@lassitu.de> <CAJ-Vmo=GRKRf%2BYsFqNm9d_T3Tq583uV_pabMV6ozuaytSRLivg@mail.gmail.com> <20120129001251.7e4cfe83.ray@ddteam.net> <CACVs6=-U9rr7cpeJ%2BVUgP3Xq1yRB=Xk1GjuzEOuXiEUoqGFq_Q@mail.gmail.com> <DBAB0C5C-5B2D-4430-8096-9E4DC7233961@bsdimp.com> <81B88904-6894-4AC3-80F3-2866216E494B@lassitu.de> <20120129153159.GA44362@alchemy.franken.de> <3B5A749B-9553-4152-9441-3F343BA219FB@lassitu.de> <20120129161938.GD39861@alchemy.franken.de>
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Am 29.01.2012 um 17:19 schrieb Marius Strobl: >>> We really need >>> to find a proper way of dealing with the constraints of the = embedded- >>> world rather than to sprinkle hacks all over the place. >>=20 >> Why is the above is less of a hack than making the ordering in nexus = configurable through a hint? >>=20 >=20 > If it's generally true that driver A must be attached before driver > B as B has a dependency on A than this should be expressed and > configured in the drivers themselves and not need an extra hint to > configure it at the runtime of the kernel. Except that it is not generally true, but only in specific = configurations. Other boards have other combinations of devices. The = Atheros family of switches is available both embedded into certain SoC = as well as separate silicon. Stefan --=20 Stefan Bethke <stb@lassitu.de> Fon +49 151 14070811
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