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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
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12#include <stdlib.h>
13
14#ifdef CONFIG_XEN
15
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16void xen_map_cache_init(void);
17uint8_t *xen_map_cache(target_phys_addr_t phys_addr, target_phys_addr_t size,
18 uint8_t lock);
19ram_addr_t xen_ram_addr_from_mapcache(void *ptr);
20void xen_invalidate_map_cache_entry(uint8_t *buffer);
21void xen_invalidate_map_cache(void);
432d268c 22
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23#else
24
25static inline void xen_map_cache_init(void)
26{
27}
28
29static 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
36static inline ram_addr_t xen_ram_addr_from_mapcache(void *ptr)
37{
38 abort();
39}
40
41static inline void xen_invalidate_map_cache_entry(uint8_t *buffer)
42{
43}
44
45static inline void xen_invalidate_map_cache(void)
46{
47}
48
49#endif
50
432d268c 51#endif /* !XEN_MAPCACHE_H */