LXR linux/arch/cris/include/arch-v10/arch/irqflags.h

   1#ifndef __ASM_CRIS_ARCH_IRQFLAGS_H
   2#define __ASM_CRIS_ARCH_IRQFLAGS_H
   3
   4#include <linux/types.h>
   5
   6static inline unsigned long arch_local_save_flags(void)
   7{
   8        unsigned long flags;
   9        asm volatile("move $ccr,%0" : "=rm" (flags) : : "memory");
  10        return flags;
  11}
  12
  13static inline void arch_local_irq_disable(void)
  14{
  15        asm volatile("di" : : : "memory");
  16}
  17
  18static inline void arch_local_irq_enable(void)
  19{
  20        asm volatile("ei" : : : "memory");
  21}
  22
  23static inline unsigned long arch_local_irq_save(void)
  24{
  25        unsigned long flags = arch_local_save_flags();
  26        arch_local_irq_disable();
  27        return flags;
  28}
  29
  30static inline void arch_local_irq_restore(unsigned long flags)
  31{
  32        asm volatile("move %0,$ccr" : : "rm" (flags) : "memory");
  33}
  34
  35static inline bool arch_irqs_disabled_flags(unsigned long flags)
  36{
  37        return !(flags & (1 << 5));
  38}
  39
  40static inline bool arch_irqs_disabled(void)
  41{
  42        return arch_irqs_disabled_flags(arch_local_save_flags());
  43}
  44
  45#endif /* __ASM_CRIS_ARCH_IRQFLAGS_H */
  46