1*d40ddd52SDavid Woodhouse /* 2*d40ddd52SDavid Woodhouse * QEMU Xen emulation: Shared/overlay pages support 3*d40ddd52SDavid Woodhouse * 4*d40ddd52SDavid Woodhouse * Copyright © 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved. 5*d40ddd52SDavid Woodhouse * 6*d40ddd52SDavid Woodhouse * Authors: David Woodhouse <dwmw2@infradead.org> 7*d40ddd52SDavid Woodhouse * 8*d40ddd52SDavid Woodhouse * This work is licensed under the terms of the GNU GPL, version 2 or later. 9*d40ddd52SDavid Woodhouse * See the COPYING file in the top-level directory. 10*d40ddd52SDavid Woodhouse */ 11*d40ddd52SDavid Woodhouse 12*d40ddd52SDavid Woodhouse #ifndef QEMU_XEN_OVERLAY_H 13*d40ddd52SDavid Woodhouse #define QEMU_XEN_OVERLAY_H 14*d40ddd52SDavid Woodhouse 15*d40ddd52SDavid Woodhouse void xen_overlay_create(void); 16*d40ddd52SDavid Woodhouse 17*d40ddd52SDavid Woodhouse int xen_overlay_map_shinfo_page(uint64_t gpa); 18*d40ddd52SDavid Woodhouse void *xen_overlay_get_shinfo_ptr(void); 19*d40ddd52SDavid Woodhouse 20*d40ddd52SDavid Woodhouse #endif /* QEMU_XEN_OVERLAY_H */ 21