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Diffstat (limited to 'include/asm-cris/arch-v10/system.h')
-rw-r--r--include/asm-cris/arch-v10/system.h63
1 files changed, 0 insertions, 63 deletions
diff --git a/include/asm-cris/arch-v10/system.h b/include/asm-cris/arch-v10/system.h
deleted file mode 100644
index 4a9cd36c9e16..000000000000
--- a/include/asm-cris/arch-v10/system.h
+++ /dev/null
@@ -1,63 +0,0 @@
1#ifndef __ASM_CRIS_ARCH_SYSTEM_H
2#define __ASM_CRIS_ARCH_SYSTEM_H
3
4
5/* read the CPU version register */
6
7static inline unsigned long rdvr(void) {
8 unsigned char vr;
9 __asm__ volatile ("move $vr,%0" : "=rm" (vr));
10 return vr;
11}
12
13#define cris_machine_name "cris"
14
15/* read/write the user-mode stackpointer */
16
17static inline unsigned long rdusp(void) {
18 unsigned long usp;
19 __asm__ __volatile__("move $usp,%0" : "=rm" (usp));
20 return usp;
21}
22
23#define wrusp(usp) \
24 __asm__ __volatile__("move %0,$usp" : /* no outputs */ : "rm" (usp))
25
26/* read the current stackpointer */
27
28static inline unsigned long rdsp(void) {
29 unsigned long sp;
30 __asm__ __volatile__("move.d $sp,%0" : "=rm" (sp));
31 return sp;
32}
33
34static inline unsigned long _get_base(char * addr)
35{
36 return 0;
37}
38
39#define nop() __asm__ __volatile__ ("nop");
40
41#define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
42#define tas(ptr) (xchg((ptr),1))
43
44struct __xchg_dummy { unsigned long a[100]; };
45#define __xg(x) ((struct __xchg_dummy *)(x))
46
47/* interrupt control.. */
48#define local_save_flags(x) __asm__ __volatile__ ("move $ccr,%0" : "=rm" (x) : : "memory");
49#define local_irq_restore(x) __asm__ __volatile__ ("move %0,$ccr" : : "rm" (x) : "memory");
50#define local_irq_disable() __asm__ __volatile__ ( "di" : : :"memory");
51#define local_irq_enable() __asm__ __volatile__ ( "ei" : : :"memory");
52
53#define irqs_disabled() \
54({ \
55 unsigned long flags; \
56 local_save_flags(flags); \
57 !(flags & (1<<5)); \
58})
59
60/* For spinlocks etc */
61#define local_irq_save(x) __asm__ __volatile__ ("move $ccr,%0\n\tdi" : "=rm" (x) : : "memory");
62
63#endif