linux-mips
[Top] [All Lists]

Re: [P5600 && EVA memory caching question] PCI region

To: James Hogan <james.hogan@mips.com>
Subject: Re: [P5600 && EVA memory caching question] PCI region
From: Yuri Frolov <crashing.kernel@gmail.com>
Date: Fri, 22 Dec 2017 14:18:26 +0300
Cc: linux-mips@linux-mips.org, paul.burton@mips.com
Dkim-signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-transfer-encoding:content-language; bh=4C82aFSggH5Ta92LueouW6V9XGTDZSeK0CeCRuC0cho=; b=uBHCv0KdcqySOPxKl9VPA4Xl1zq1XgPAxLFZCgO5Q8YqWKbzXEcEtq4adhEZnJoDDF Hv06gs3cA+OoxHUJON4TiLC85rzOKqe/GFMzD6khzKOvVpHfwdAXYjPgn+pfuZ0fo5kd o+SoF+geICar06YAc93xogX5wB/S4b6V803+PdFJb8slGnCgcc8J6EQ/rIwnpIq/PMU1 kQJjAusZYlTQJhKvNJHCEBSvOX4/meEAP9Lo9zfD+fKADyFkjN0QoHckYaVTD5uXsYGe 5b2+ulRE4Iid2JLRCLAJG4vC9uLeLCZ+PukO8bIZ6Cx/NPjSpkVOkVdw0vB4b1fzmVFa 138Q==
In-reply-to: <20171221134119.GE5027@jhogan-linux.mipstec.com>
List-archive: <http://www.linux-mips.org/archives/linux-mips/>
List-help: <mailto:ecartis@linux-mips.org?Subject=help>
List-id: linux-mips <linux-mips.eddie.linux-mips.org>
List-owner: <mailto:ralf@linux-mips.org>
List-post: <mailto:linux-mips@linux-mips.org>
List-software: Ecartis version 1.0.0
List-subscribe: <mailto:ecartis@linux-mips.org?subject=subscribe%20linux-mips>
List-unsubscribe: <mailto:ecartis@linux-mips.org?subject=unsubscribe%20linux-mips>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <6132c323-32a7-1d38-b77c-a191be22faa4@gmail.com> <20171206114611.GM5027@jhogan-linux.mipstec.com> <330a5200-531f-fcfa-674a-c81fb3144e92@gmail.com> <20171214152138.GV5027@jhogan-linux.mipstec.com> <ca9adcbc-9777-46a0-ce0b-15e83e01fc72@gmail.com> <20171215232821.GA5027@jhogan-linux.mipstec.com> <b8706fae-aea8-99b5-f91d-37690eff6949@gmail.com> <20171221134119.GE5027@jhogan-linux.mipstec.com>
Sender: linux-mips-bounce@linux-mips.org
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0
Sorry, I forgot to ask,
yes, the Malta implementation is slightly ugly as it relies on a
hardware physical memory alias of RAM starting at PA 0x80000000.
any good docs about this hardware aliasing? I'm not sure I understand it correctly, just want to understand things right.

-- yuri

<Prev in Thread] Current Thread [Next in Thread>