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From: Julien Grall <julien@xen.org>
To: minyard@acm.org
Cc: Stefano Stabellini <sstabellini@kernel.org>,
	Roman Shaposhnik <roman@zededa.com>,
	jeff.kubascik@dornerworks.com,
	Julien Grall <julien.grall@arm.com>,
	xen-devel@lists.xenproject.org,
	Stefano Stabellini <stefano.stabellini@xilinx.com>
Subject: Re: Troubles running Xen on Raspberry Pi 4 with 5.6.1 DomU
Date: Sat, 2 May 2020 18:48:27 +0100	[thread overview]
Message-ID: <ed02b555-dbaa-2ebf-d09f-0474e1a7a745@xen.org> (raw)
In-Reply-To: <20200502173529.GH9902@minyard.net>



On 02/05/2020 18:35, Corey Minyard wrote:
> On Sat, May 02, 2020 at 12:46:14PM +0100, Julien Grall wrote:
> No.  If I am understanding this correctly, all the memory in dom0 below
> 1GB would have to be physically below 1GB.

Well, dom0 is directly mapped. In other word, dom0 physical address == 
host physical address. So if we allocate memory below 1GB in Xen, then 
it will mapped below 1GB on dom0 as well.

The patch I suggested would try to allocate as much as possible memory 
below 1GB. I believe this should do the trick for you here.

Cheers,

-- 
Julien Grall


  reply	other threads:[~2020-05-02 17:48 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-01  2:20 Troubles running Xen on Raspberry Pi 4 with 5.6.1 DomU Roman Shaposhnik
2020-05-01 11:42 ` Corey Minyard
2020-05-02  1:06   ` Roman Shaposhnik
2020-05-02  2:16     ` Corey Minyard
2020-05-02 11:46       ` Julien Grall
2020-05-02 17:35         ` Corey Minyard
2020-05-02 17:48           ` Julien Grall [this message]
2020-05-04 12:44             ` Corey Minyard
2020-05-04 20:54               ` Roman Shaposhnik
2020-05-05  3:52                 ` Stefano Stabellini
2020-05-05  5:36                   ` Roman Shaposhnik
2020-05-05 22:34                     ` Stefano Stabellini
2020-05-06  1:25                       ` Boris Ostrovsky
2020-05-06  4:19                       ` Roman Shaposhnik
2020-05-06  5:41                       ` Jürgen Groß
2020-05-06  8:54                         ` Peng Fan
2020-05-06 13:08                           ` Nataliya Korovkina
2020-05-06 13:42                             ` Boris Ostrovsky
2020-05-06 16:14                               ` Nataliya Korovkina
2020-05-06 17:34                                 ` Stefano Stabellini
2020-05-06 21:12                                   ` Roman Shaposhnik
2020-05-13  0:33                                     ` Stefano Stabellini
2020-05-13 10:11                                       ` Julien Grall
2020-05-13 15:11                                         ` Stefano Stabellini
2020-05-13 18:19                                           ` Julien Grall
2020-05-13 18:26                                             ` Julien Grall
2020-05-13 19:51                                               ` Stefano Stabellini
2020-06-02 18:34                                                 ` Corey Minyard
2020-06-02 19:24                                                   ` Stefano Stabellini
2020-06-03 15:29                                                     ` Corey Minyard
2020-06-03 15:37                                                       ` Stefano Stabellini
2020-06-03 19:49                                                         ` Corey Minyard
2020-06-03 19:55                                                         ` Roman Shaposhnik
2020-05-13 19:13                                             ` Roman Shaposhnik
2020-05-13 19:49                                             ` Stefano Stabellini
2020-05-06 17:35                                 ` Boris Ostrovsky
2020-05-06 21:10                                   ` Roman Shaposhnik
2020-05-06 17:16                           ` Stefano Stabellini
2020-05-06 17:32                         ` Stefano Stabellini
2020-05-02 18:48           ` Elliott Mitchell
2020-05-02 19:43             ` Julien Grall
2020-05-06 13:48         ` Corey Minyard
2020-05-06 13:56           ` Julien Grall
2020-05-02  0:05 ` Stefano Stabellini
2020-05-02  1:12   ` Roman Shaposhnik

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