From: Gerd Hoffmann <kraxel@redhat.com>
To: Kevin O'Connor <kevin@koconnor.net>
Cc: Igor Mammedov <imammedo@redhat.com>,
seabios@seabios.org, "Michael S. Tsirkin" <mst@redhat.com>,
qemu-devel@nongnu.org, pbonzini@redhat.com
Subject: Re: [Qemu-devel] [SeaBIOS] [PATCH v2] map 64-bit PCI BARs at location provided by emulator
Date: Mon, 14 Oct 2013 10:01:37 +0200 [thread overview]
Message-ID: <1381737697.30262.13.camel@nilsson.home.kraxel.org> (raw)
In-Reply-To: <20131013195322.GA31356@morn.localdomain>
Hi,
> > > But RamSizeOver4G still doesn't allow correctly place PCI window if large
> > > amount of memory present/reserved.
> > BTW: I don't think it's good practice to change semantics of an old interface
> > in general. It's less confusing to leave old interface as is (obsoleting it
> > eventually) and use a new one.
> I agree. The RamSizeOver4G (as passed via three cmos bytes) is ugly -
> lets not make it more complex.
Also it would mix up two different (although related) things: Actual
memory and reserving address space for memory (which then might be
hotplugged).
> Any new info can be passed via fw_cfg.
Plan is to extend the existing e820 table passed from qemu. Today it
carries reservations only. We can stick ram ranges in there too.
cheers,
Gerd
next prev parent reply other threads:[~2013-10-14 8:01 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-13 12:13 [Qemu-devel] [PATCH v2] map 64-bit PCI BARs at location provided by emulator Igor Mammedov
2013-10-13 12:31 ` Michael S. Tsirkin
2013-10-13 15:11 ` Igor Mammedov
2013-10-13 15:59 ` Michael S. Tsirkin
2013-10-13 16:23 ` Igor Mammedov
2013-10-13 16:46 ` Michael S. Tsirkin
2013-10-13 17:33 ` Igor Mammedov
2013-10-13 18:19 ` [Qemu-devel] [SeaBIOS] " Igor Mammedov
2013-10-13 19:53 ` Kevin O'Connor
2013-10-14 8:01 ` Gerd Hoffmann [this message]
2013-10-13 20:28 ` [Qemu-devel] " Michael S. Tsirkin
2013-10-14 10:27 ` Igor Mammedov
2013-10-14 11:00 ` Michael S. Tsirkin
2013-10-14 12:16 ` Gerd Hoffmann
2013-10-14 12:38 ` Michael S. Tsirkin
2013-10-14 13:04 ` Gerd Hoffmann
2013-10-14 14:00 ` Michael S. Tsirkin
2013-10-14 16:15 ` Igor Mammedov
2013-10-14 16:37 ` Michael S. Tsirkin
2013-10-15 8:01 ` Gerd Hoffmann
2013-10-15 9:05 ` Igor Mammedov
2013-10-15 9:14 ` [Qemu-devel] [SeaBIOS] " Gerd Hoffmann
2013-10-15 12:36 ` Igor Mammedov
2013-10-15 9:16 ` [Qemu-devel] " Michael S. Tsirkin
2013-10-15 9:24 ` Gerd Hoffmann
2013-10-15 9:53 ` Igor Mammedov
2013-10-15 9:47 ` Igor Mammedov
2013-10-15 9:08 ` Michael S. Tsirkin
2013-10-14 12:28 ` Igor Mammedov
2013-10-13 15:15 ` Kevin O'Connor
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