From: Alexander Graf <agraf@suse.de>
To: Pavel Fedin <p.fedin@samsung.com>, qemu-devel@nongnu.org
Cc: peter.maydell@linaro.org
Subject: Re: [Qemu-devel] [PATCH v8] hw/arm/virt: Add high MMIO PCI region, 512G in size
Date: Mon, 24 Aug 2015 00:46:25 -0700 [thread overview]
Message-ID: <55DACBD1.2040408@suse.de> (raw)
In-Reply-To: <02ce01d0de3e$f3bd1c20$db375460$@samsung.com>
On 24.08.15 00:31, Pavel Fedin wrote:
> This large region is necessary for some devices like ivshmem and video cards
> 32-bit kernels can be built without LPAE support. In this case such a kernel
> will not be able to use PCI controller which has windows in high addresses.
> In order to work around the problem, "highmem" option is introduced. It
> defaults to on on, but can be manually set to off in order to be able to run
> those old 32-bit guests.
>
> Signed-off-by: Pavel Fedin <p.fedin@samsung.com>
Except for the ACPI parts:
Reviewed-by: Alexander Graf <agraf@suse.de>
Alex
next prev parent reply other threads:[~2015-08-24 7:46 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-24 7:31 [Qemu-devel] [PATCH v8] hw/arm/virt: Add high MMIO PCI region, 512G in size Pavel Fedin
2015-08-24 7:46 ` Alexander Graf [this message]
2015-08-31 12:17 ` Igor Mammedov
2015-09-01 13:28 ` Shannon Zhao
2015-09-03 18:06 ` Peter Maydell
2015-09-04 7:13 ` Pavel Fedin
2015-09-04 8:50 ` Peter Maydell
2015-09-04 8:52 ` Pavel Fedin
2015-09-04 9:32 ` Pavel Fedin
2015-09-25 0:13 ` Peter Maydell
2015-10-03 18:04 ` Peter Crosthwaite
2015-10-03 18:24 ` Peter Maydell
2015-10-07 10:50 ` Pavel Fedin
2015-10-07 21:16 ` Peter Maydell
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