Date: Sun, 23 Feb 2014 00:01:59 +0800 From: Kevin Lo <kevlo@FreeBSD.org> To: Ian Lepore <ian@FreeBSD.org> Cc: freebsd-arm <freebsd-arm@FreeBSD.org> Subject: Re: u-boot-2014.01 and freebsd arm Message-ID: <5308C9F7.5090300@FreeBSD.org> In-Reply-To: <1393010014.1145.137.camel@revolution.hippie.lan> References: <1393010014.1145.137.camel@revolution.hippie.lan>
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On 2014/02/22 03:13, Ian Lepore wrote: > Just an FYI, I've updated locally to u-boot version 2014.01 for my > wandboards. It works fine without needing any patches except for the > options you want to add/change in configs/wandboard.h, with one caveat: > u-boot now enables the caches and our kernel startup code isn't coping > well with that right now. I'm going to look into fixing that, but you > can get around it for now by adding the CONFIG_SYS_DCACHE_OFF option or > just putting "dcache flush;dcache off;" in your boot command in the > u-boot env. > > I haven't tried the newer u-boot on my other boards yet (BBW, rpi). > > If anyone feels like doing a bit of work on u-boot, I think it would be > great if we could get FFS support into u-boot so that we can boot from a > disk image that doesn't need an msdos partition just to hold ubldr. > There is a patchset for this that no longer applies cleanly (at least to > 2014.01, I haven't tried earlier versions). It's available at > http://www.springdaemons.com/stas/u-boot-ffs.patch if anyone wants to > give it a shot. > > The work to be done is really two tasks: re-integrate the changes with > the latest u-boot code, and then get the u-boot folks to incorporate > those changes upstream. It doesn't have to be the same person tackling > both problems, but the second part will be easier if the first part is > done with an eye to making the changes "fit" in their world -- adopt > their mechanisms and coding style as much as possible. It seems that there is a license issue preventing integration of UFS support into U-Boot's source. See all discussion threads: http://marc.info/?t=127792848100003&r=1&w=2 > > -- Ian Kevin
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