linux-kernel - Re: [PATCH v2 00/21] Refine memblock API

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Message-ID: <20191004091214.GW25745@shell.armlinux.org.uk>
Date:   Fri, 4 Oct 2019 10:12:14 +0100
From:   Russell King - ARM Linux admin <linux@...linux.org.uk>
To:     Chris Healy <cphealy@...il.com>
Cc:     Mike Rapoport <rppt@...ux.ibm.com>, Adam Ford <aford173@...il.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        The etnaviv authors <etnaviv@...ts.freedesktop.org>,
        Linux Memory Management List <linux-mm@...ck.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Fabio Estevam <festevam@...il.com>,
        Christoph Hellwig <hch@....de>,
        arm-soc <linux-arm-kernel@...ts.infradead.org>,
        Lucas Stach <l.stach@...gutronix.de>
Subject: Re: [PATCH v2 00/21] Refine memblock API

On Thu, Oct 03, 2019 at 07:46:06AM -0700, Chris Healy wrote:
> >
> > The iMX6 does not have MMUv2 hardware, it has MMUv1.  With MMUv1
> > hardware requires command buffers within the first 2GiB of physical
> > RAM.
> >
> I thought that the i.MX6q has the MMUv1 and GC2000 GPU while the
> i.MX6qp has the MMUv2 and GC3000?  Meaning the i.MX6 has both MMUv1
> and MMUv2 depending on which i.MX6 part we are talking about.

The report says iMX6Q with GC2000 - which is what I was referring to
here.  I'm not aware of what the later SoCs use, since I've never used
them.

Thanks.

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
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