Date: Wed, 14 May 2014 08:52:12 +0300 From: "Sulev-Madis Silber (ketas)" <madis555@hot.ee> To: Winston Smith <smith.winston.101@gmail.com> Cc: freebsd-arm <freebsd-arm@freebsd.org>, Ian Lepore <ian@freebsd.org> Subject: Re: Patch to make BBB properly boot from eMMC every time Message-ID: <5373048C.7030009@hot.ee> In-Reply-To: <CADH-AwE56LmekRdKfbZYAbvrjaH9pFy0RY5L%2BY_ne0YfwDtOcA@mail.gmail.com> References: <5371E1F3.6080002@hot.ee> <1399987808.56626.2.camel@revolution.hippie.lan> <CADH-AwGftVJCi9NrAfQs6CYNifM04DZu9rtVF4k6Cd6irFk7fg@mail.gmail.com> <1399991632.56626.7.camel@revolution.hippie.lan> <CADH-AwHs2bNXyh-ADuMy8NgkdaakKi4hx1qz8bjB4heicFJy3w@mail.gmail.com> <5372789E.8020103@hot.ee> <CADH-AwE56LmekRdKfbZYAbvrjaH9pFy0RY5L%2BY_ne0YfwDtOcA@mail.gmail.com>
next in thread | previous in thread | raw e-mail | index | archive | help
On 2014-05-13 23:33, Winston Smith wrote: > On Tue, May 13, 2014 at 3:55 PM, Sulev-Madis Silber (ketas) > <madis555@hot.ee> wrote: >> That's bit different issue. > > I can't help but think the hang here is related, particularly to the > subtle timing issues that are plaguing the 4 vs 8 bit detection. > Seems like there's just something not right in the eMMC > detection/startup? Maybe the [faster] 1GHZ CPU is further throwing > off the timing. > >> I would actually want to have 1GHz WITH eMMC... now it's impossible. >> First that, then maybe variable freq later (if possible). I certainly >> have usage for such speeds somewhere. > > Why is it impossible? It seems to work, just not reliably! > So you have uboot that could run BBB 1GHz while booting from eMMC? Indeed, 2014.04 has appeared in crochet... while it should appear in ports as *-devel, meh. I haven't tried that yet. > Seems silly to have the 1GHZ BBB running at only 550Mhz. > >> But right now BBB is so stable. I would put snapshot of CURRENT to >> production right now. I now also have taken all debugging options out. I >> didn't realize how SLOW things are with WITNESS & others on. >> Maybe when I get more than one copy of same HW, I could run some of them >> with WITNESS on too (would it actually give me some useful data I could >> report back?) > > I'm in the same boat. However, Ian is in the process of backporting > the CURRENT arm updates to STABLE. If I can get 1GHZ working with > 10-STABLE, then I'll be very happy. > > WITNESS is an easy one, create a config like this: > > ident MYCONF > > include BEAGLEBONE > nooptions WITNESS > > > And build with it (set KERNCONF if you're using crotchet-freebsd) and > you'll get a WITNESS-free kernel. > No, I'm not using crochet... http://ketas.si.pri.ee/bbb/ There are most of things I use to customize tree for BBB.
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?5373048C.7030009>