From: Paolo Bonzini <pbonzini@redhat.com>
To: Gerd Hoffmann <kraxel@redhat.com>
Cc: Hu Tao <hutao@cn.fujitsu.com>, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 2/2] q35: add cpu hotplug support
Date: Wed, 21 Aug 2013 13:27:06 +0200 [thread overview]
Message-ID: <5214A40A.4030409@redhat.com> (raw)
In-Reply-To: <1377082892.31946.7.camel@nilsson.home.kraxel.org>
Il 21/08/2013 13:01, Gerd Hoffmann ha scritto:
> Hi,
>
>> +#define ICH9_PROC_BASE 0xaf00
>> +#define ICH9_PROC_LEN 32
>
> No, please don't. It makes it impossible to assign the 0xa000 -> 0xafff
> I/O port window to a PCI bridge. Please lets stop occupy random io
> ports above 0x1000 and burn I/O address space that way.
>
> I'd suggest to place it at 0x0a00 instead. Also the dsdt should get a
> device with the address in _CRS so the guest knows those ports are used.
Would this use 0x0A ("not present, device functional, decoding
resources") for _STA to "indicate a valid device for which no device
driver should be loaded" (quoting from the ACPI spec)? Hopefully this
prevents Windows from showing the UI.
Paolo
next prev parent reply other threads:[~2013-08-21 11:28 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-21 9:04 [Qemu-devel] [PATCH] q35: fix GPE method for cpu hotplug Hu Tao
2013-08-21 9:04 ` [Qemu-devel] [PATCH 1/2] ich9: update sci on gpe write Hu Tao
2013-09-12 15:22 ` Igor Mammedov
2013-09-23 11:20 ` Hu Tao
2013-08-21 9:04 ` [Qemu-devel] [PATCH 2/2] q35: add cpu hotplug support Hu Tao
2013-08-21 9:10 ` Hu Tao
2013-08-21 11:01 ` Gerd Hoffmann
2013-08-21 11:27 ` Paolo Bonzini [this message]
2013-08-21 11:36 ` Gerd Hoffmann
2013-10-04 13:20 ` Igor Mammedov
2013-10-07 7:54 ` Gerd Hoffmann
2013-08-21 11:40 ` Andreas Färber
2013-09-12 15:29 ` Igor Mammedov
2013-08-21 11:05 ` [Qemu-devel] [SeaBIOS] [PATCH] q35: fix GPE method for cpu hotplug Gerd Hoffmann
2013-09-10 12:34 ` Igor Mammedov
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