linux-user: stack_base is now mandatory on all targets
[qemu.git] / xen-mapcache.h
1 /*
2 * Copyright (C) 2011 Citrix Ltd.
3 *
4 * This work is licensed under the terms of the GNU GPL, version 2. See
5 * the COPYING file in the top-level directory.
6 *
7 */
8
9 #ifndef XEN_MAPCACHE_H
10 #define XEN_MAPCACHE_H
11
12 #include <stdlib.h>
13
14 #ifdef CONFIG_XEN
15
16 void xen_map_cache_init(void);
17 uint8_t *xen_map_cache(target_phys_addr_t phys_addr, target_phys_addr_t size,
18 uint8_t lock);
19 ram_addr_t xen_ram_addr_from_mapcache(void *ptr);
20 void xen_invalidate_map_cache_entry(uint8_t *buffer);
21 void xen_invalidate_map_cache(void);
22
23 #else
24
25 static inline void xen_map_cache_init(void)
26 {
27 }
28
29 static inline uint8_t *xen_map_cache(target_phys_addr_t phys_addr,
30 target_phys_addr_t size,
31 uint8_t lock)
32 {
33 abort();
34 }
35
36 static inline ram_addr_t xen_ram_addr_from_mapcache(void *ptr)
37 {
38 abort();
39 }
40
41 static inline void xen_invalidate_map_cache_entry(uint8_t *buffer)
42 {
43 }
44
45 static inline void xen_invalidate_map_cache(void)
46 {
47 }
48
49 #endif
50
51 #endif /* !XEN_MAPCACHE_H */