microvm/pcie: add 64bit mmio window
commit8c2d9f9a38aa3237e16722e36e5a6b53a43fc7db
authorGerd Hoffmann <kraxel@redhat.com>
Mon, 28 Sep 2020 10:42:50 +0000 (28 12:42 +0200)
committerGerd Hoffmann <kraxel@redhat.com>
Wed, 30 Sep 2020 09:29:56 +0000 (30 11:29 +0200)
treec299a296165c55f4abc71c61d9c352d4ab31b84f
parent24db877ab6e6dc999016f1f29e59c7eb1539f5d3
microvm/pcie: add 64bit mmio window

Place the 64bit window at the top of the physical address space, assign
25% of the avaiable address space.  Force cpu.host-phys-bits=on for
microvm machine typs so this actually works reliable.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 20200928104256.9241-7-kraxel@redhat.com
hw/i386/microvm.c