From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thierry Reding Date: Mon, 25 Aug 2014 11:24:26 +0200 Subject: [U-Boot] [PATCH v2] arm: tegra: initial support for apalis t30 In-Reply-To: <1408915084.3785.21.camel@localhost.localdomain> References: <4e5681daf84a08d160751c3da392f654e2b440ef.1408687805.git.marcel@ziswiler.com> <1f0fc67d6f08de8deba78762088fa61e2a195152.1408687805.git.marcel@ziswiler.com> <53F79A91.2060702@wwwdotorg.org> <1408915084.3785.21.camel@localhost.localdomain> Message-ID: <20140825092343.GB12209@ulmo.nvidia.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Sun, Aug 24, 2014 at 11:18:04PM +0200, Marcel Ziswiler wrote: > On Fri, 2014-08-22 at 13:31 -0600, Stephen Warren wrote: > > > +#define CONFIG_USE_ARCH_MEMCPY > > > > That last option isn't set on other Tegra boards; what's it for? > > This is my special gift to Thierry to leverage architecture specific > memory copying routine which gives another few percent performance boost > on image download curtsey Stefan initially experimenting with it on > Vybrid (;-p). Unfortunately enabling this doesn't seem to make much difference on Jetson TK1. TFTP downloads are still around 2 MiB/s. But I suspect that this might be a more general issue with the r8169 driver not being very optimized for speed. Thierry -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 819 bytes Desc: not available URL: