accel: move qtest CpusAccel functions to a common location
[qemu.git] / include / sysemu / xen.h
1 /*
2 * QEMU Xen support
3 *
4 * This work is licensed under the terms of the GNU GPL, version 2 or later.
5 * See the COPYING file in the top-level directory.
6 */
7
8 #ifndef SYSEMU_XEN_H
9 #define SYSEMU_XEN_H
10
11 #include "exec/cpu-common.h"
12
13 #ifdef NEED_CPU_H
14 # ifdef CONFIG_XEN
15 # define CONFIG_XEN_IS_POSSIBLE
16 # endif
17 #else
18 # define CONFIG_XEN_IS_POSSIBLE
19 #endif
20
21 #ifdef CONFIG_XEN_IS_POSSIBLE
22
23 extern bool xen_allowed;
24
25 #define xen_enabled() (xen_allowed)
26
27 #ifndef CONFIG_USER_ONLY
28 void xen_hvm_modified_memory(ram_addr_t start, ram_addr_t length);
29 void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size,
30 struct MemoryRegion *mr, Error **errp);
31 #endif
32
33 #else /* !CONFIG_XEN_IS_POSSIBLE */
34
35 #define xen_enabled() 0
36 #ifndef CONFIG_USER_ONLY
37 static inline void xen_hvm_modified_memory(ram_addr_t start, ram_addr_t length)
38 {
39 /* nothing */
40 }
41 static inline void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size,
42 MemoryRegion *mr, Error **errp)
43 {
44 g_assert_not_reached();
45 }
46 #endif
47
48 #endif /* CONFIG_XEN_IS_POSSIBLE */
49
50 #endif