Date: Sat, 15 Dec 2012 18:27:12 -0700 From: Warner Losh <imp@bsdimp.com> To: Ian Lepore <freebsd@damnhippie.dyndns.org> Cc: freebsd-arm@freebsd.org, ticso@cicely.de Subject: Re: SAM9G45 (was: sheevaplug boot from nandfs hangs) Message-ID: <B326EABF-5785-436B-9089-0D71A0EC0CC6@bsdimp.com> In-Reply-To: <1355619852.1198.98.camel@revolution.hippie.lan> References: <op.wo8dciyp8527sy@212-182-167-131.ip.telfort.nl> <1355364418.87661.489.camel@revolution.hippie.lan> <op.wpc9v5ew8527sy@212-182-167-131.ip.telfort.nl> <op.wpdc7xlc8527sy@212-182-167-131.ip.telfort.nl> <1355595537.1198.72.camel@revolution.hippie.lan> <20121216000839.GS16564@cicely7.cicely.de> <1355619852.1198.98.camel@revolution.hippie.lan>
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On Dec 15, 2012, at 6:04 PM, Ian Lepore wrote: > On Sun, 2012-12-16 at 01:08 +0100, Bernd Walter wrote: >> On Sat, Dec 15, 2012 at 11:18:57AM -0700, Ian Lepore wrote: >>> Wow, this is all very familiar. I had this exact situation a couple >>> months ago as I was trying to get freebsd running on my pico-sam9g45 >>=20 >> You have a SAM9G45 running? >>=20 >=20 > Yeah, this board: http://www.mini-box.com/pico-SAM9G45-X >=20 > The mci driver is stuck in "1 sector at a time" mode (slow) because = all > the workarounds for the rm9200 errata seem to interfere with the new > less-buggy mci hardware. I think I just need to write a new driver = from > scratch for the new hardware rev. I've also got ehci working for it. The G45 also has newer MCI control (with different DMA) than the old = RM9200 or the SAM9260 boards. > I did some pretty ugly stuff in the at91 directory to get it going. I > was just hacking to get it working, then I was going to work with = Warner > to clean up what I had done and get it committed, but both his and my > lives got busy and nothing much has happened for 2 months now. But it > does sit here on my desk running just fine (and notably not ever > crashing or anything). Pretty much I've been using it when I need to > see a freebsd 10 manpage, but not much else. :) I've wanted to do more, and had planned on using my G45 for my sprinkler = control panel (which would include LCD support), but $WORK has been = kinda busy, and life has been over-full... > I heard a rumor that the hardware guys at work are taking a look at > using a G45 for an upcoming project. If that happens, that'll ensure = a > better mci driver gets written. Yea, if I don't beat you to it... > If you need a patchset and are willing to deal with the ugly = half-baked > nature of what I've got, just let me know. Has it changed? Warner=
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