Linux Kernel  3.7.1
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irqflags.h
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1 #ifndef __ASM_CRIS_ARCH_IRQFLAGS_H
2 #define __ASM_CRIS_ARCH_IRQFLAGS_H
3 
4 #include <linux/types.h>
5 #include <arch/ptrace.h>
6 
7 static inline unsigned long arch_local_save_flags(void)
8 {
9  unsigned long flags;
10  asm volatile("move $ccs,%0" : "=rm" (flags) : : "memory");
11  return flags;
12 }
13 
14 static inline void arch_local_irq_disable(void)
15 {
16  asm volatile("di" : : : "memory");
17 }
18 
19 static inline void arch_local_irq_enable(void)
20 {
21  asm volatile("ei" : : : "memory");
22 }
23 
24 static inline unsigned long arch_local_irq_save(void)
25 {
26  unsigned long flags = arch_local_save_flags();
28  return flags;
29 }
30 
31 static inline void arch_local_irq_restore(unsigned long flags)
32 {
33  asm volatile("move %0,$ccs" : : "rm" (flags) : "memory");
34 }
35 
36 static inline bool arch_irqs_disabled_flags(unsigned long flags)
37 {
38  return !(flags & (1 << I_CCS_BITNR));
39 }
40 
41 static inline bool arch_irqs_disabled(void)
42 {
44 }
45 
46 #endif /* __ASM_CRIS_ARCH_IRQFLAGS_H */