From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tom Rini Date: Wed, 16 Mar 2016 21:59:58 -0400 Subject: [U-Boot] [U-Boot, v5, 03/30] arm64: Make full va map code more dynamic In-Reply-To: <1457050214-117592-4-git-send-email-agraf@suse.de> References: <1457050214-117592-4-git-send-email-agraf@suse.de> Message-ID: <20160317015958.GK23166@bill-the-cat> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Fri, Mar 04, 2016 at 01:09:47AM +0100, Alexander Graf wrote: > The idea to generate our pages tables from an array of memory ranges > is very sound. However, instead of hard coding the code to create up > to 2 levels of 64k granule page tables, we really should just create > normal 4k page tables that allow us to set caching attributes on 2M > or 4k level later on. > > So this patch moves the full_va mapping code to 4k page size and > makes it fully flexible to dynamically create as many levels as > necessary for a map (including dynamic 1G/2M pages). It also adds > support to dynamically split a large map into smaller ones when > some code wants to set dcache attributes. > > With all this in place, there is very little reason to create your > own page tables in board specific files. > > Signed-off-by: Alexander Graf Applied to u-boot/master, thanks! -- Tom -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 836 bytes Desc: Digital signature URL: