Linux Kernel  3.7.1
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
irqflags.h
Go to the documentation of this file.
1 #ifndef __PARISC_IRQFLAGS_H
2 #define __PARISC_IRQFLAGS_H
3 
4 #include <linux/types.h>
5 #include <asm/psw.h>
6 
7 static inline unsigned long arch_local_save_flags(void)
8 {
9  unsigned long flags;
10  asm volatile("ssm 0, %0" : "=r" (flags) : : "memory");
11  return flags;
12 }
13 
14 static inline void arch_local_irq_disable(void)
15 {
16  asm volatile("rsm %0,%%r0\n" : : "i" (PSW_I) : "memory");
17 }
18 
19 static inline void arch_local_irq_enable(void)
20 {
21  asm volatile("ssm %0,%%r0\n" : : "i" (PSW_I) : "memory");
22 }
23 
24 static inline unsigned long arch_local_irq_save(void)
25 {
26  unsigned long flags;
27  asm volatile("rsm %1,%0" : "=r" (flags) : "i" (PSW_I) : "memory");
28  return flags;
29 }
30 
31 static inline void arch_local_irq_restore(unsigned long flags)
32 {
33  asm volatile("mtsm %0" : : "r" (flags) : "memory");
34 }
35 
36 static inline bool arch_irqs_disabled_flags(unsigned long flags)
37 {
38  return (flags & PSW_I) == 0;
39 }
40 
41 static inline bool arch_irqs_disabled(void)
42 {
44 }
45 
46 #endif /* __PARISC_IRQFLAGS_H */