Date: Thu, 10 Apr 2014 08:47:14 -0600 From: Ian Lepore <ian@FreeBSD.org> To: Xuebing Wang <xbing6@gmail.com> Cc: freebsd-arm@FreeBSD.org, ticso@cicely.de Subject: Re: [Patch v1] [BeagleBone Black] port the latest u-boot-2014-01 Message-ID: <1397141234.1124.47.camel@revolution.hippie.lan> In-Reply-To: <53468E7A.70309@gmail.com> References: <5345FEED.1040604@gmail.com> <20140410104921.GA95756@cicely7.cicely.de> <53468E7A.70309@gmail.com>
next in thread | previous in thread | raw e-mail | index | archive | help
On Thu, 2014-04-10 at 20:28 +0800, Xuebing Wang wrote: > On 04/10/2014 06:49 PM, Bernd Walter wrote: > > That's a lot more than is expected when going from 800 to 1000MHz. > > Is there anything else different - e.g. cache settings? > I am not sure. > > In the current u-boot UART log, we see "WARNING: Caches not enabled". > With the latest u-boot, there is no such warning. > > However, Kernel does print out below about cache: > Cache level 1: > 32KB/64B 4-way data cache WT WB Read-Alloc > 32KB/64B 4-way instruction cache Read-Alloc > Cache level 2: > 256KB/64B 8-way unified cache WT WB Read-Alloc Write-Alloc > The same thing happened in imx6 u-boot, the 2013.04 didnt' turn on caches, but 2014.01 does. -- Ian
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?1397141234.1124.47.camel>