blob: 34f9cb9b4754841441cf6ee2c111df0b96c98fa8 [file] [log] [blame]
David Howellsdf9ee292010-10-07 14:08:55 +01001#ifndef __PARISC_IRQFLAGS_H
2#define __PARISC_IRQFLAGS_H
3
4#include <linux/types.h>
5#include <asm/psw.h>
6
7static 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
14static inline void arch_local_irq_disable(void)
15{
16 asm volatile("rsm %0,%%r0\n" : : "i" (PSW_I) : "memory");
17}
18
19static inline void arch_local_irq_enable(void)
20{
21 asm volatile("ssm %0,%%r0\n" : : "i" (PSW_I) : "memory");
22}
23
24static 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
31static inline void arch_local_irq_restore(unsigned long flags)
32{
33 asm volatile("mtsm %0" : : "r" (flags) : "memory");
34}
35
36static inline bool arch_irqs_disabled_flags(unsigned long flags)
37{
38 return (flags & PSW_I) == 0;
39}
40
41static inline bool arch_irqs_disabled(void)
42{
43 return arch_irqs_disabled_flags(arch_local_save_flags());
44}
45
46#endif /* __PARISC_IRQFLAGS_H */