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i386/xen: Reserve Xen special pages for console, xenstore rings
authorDavid Woodhouse <dwmw@amazon.co.uk>
Tue, 27 Dec 2022 19:02:23 +0000 (19:02 +0000)
committerDavid Woodhouse <dwmw@amazon.co.uk>
Wed, 15 Feb 2023 15:16:58 +0000 (16:16 +0100)
commit661b674c4533ee3d922894f40c365aa94b94edf4
tree4d67a4524bf21f2b3adeeacf27f007013cecbe97tree
parent7a3d696d3d86455774df93b55209bf51514538a0commit | diff
i386/xen: Reserve Xen special pages for console, xenstore rings

Xen has eight frames at 0xfeff8000 for this; we only really need two for
now and KVM puts the identity map at 0xfeffc000, so limit ourselves to
four.

Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Reviewed-by: Paul Durrant <paul@xen.org>
include/sysemu/kvm_xen.h diff | blob | history
target/i386/kvm/xen-emu.c diff | blob | history
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