powerpc/spufs: add sizes for context files
[linux-2.6] / include / asm-powerpc / synch.h
1 #ifndef _ASM_POWERPC_SYNCH_H 
2 #define _ASM_POWERPC_SYNCH_H 
3 #ifdef __KERNEL__
4
5 #include <linux/stringify.h>
6 #include <asm/feature-fixups.h>
7
8 #ifndef __ASSEMBLY__
9 extern unsigned int __start___lwsync_fixup, __stop___lwsync_fixup;
10 extern void do_lwsync_fixups(unsigned long value, void *fixup_start,
11                              void *fixup_end);
12
13 static inline void eieio(void)
14 {
15         __asm__ __volatile__ ("eieio" : : : "memory");
16 }
17
18 static inline void isync(void)
19 {
20         __asm__ __volatile__ ("isync" : : : "memory");
21 }
22 #endif /* __ASSEMBLY__ */
23
24 #if defined(__powerpc64__)
25 #    define LWSYNC      lwsync
26 #elif defined(CONFIG_E500)
27 #    define LWSYNC                                      \
28         START_LWSYNC_SECTION(96);                       \
29         sync;                                           \
30         MAKE_LWSYNC_SECTION_ENTRY(96, __lwsync_fixup);
31 #else
32 #    define LWSYNC      sync
33 #endif
34
35 #ifdef CONFIG_SMP
36 #define ISYNC_ON_SMP    "\n\tisync\n"
37 #define LWSYNC_ON_SMP   stringify_in_c(LWSYNC) "\n"
38 #else
39 #define ISYNC_ON_SMP
40 #define LWSYNC_ON_SMP
41 #endif
42
43 #endif /* __KERNEL__ */
44 #endif  /* _ASM_POWERPC_SYNCH_H */