LXR linux/arch/cris/include/arch-v32/arch/irqflags.h

   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
   7static inline unsigned long arch_local_save_flags(void)
   8{
   9        unsigned long flags;
  10        asm volatile("move $ccs,%0" : "=rm" (flags) : : "memory");
  11        return flags;
  12}
  13
  14static inline void arch_local_irq_disable(void)
  15{
  16        asm volatile("di" : : : "memory");
  17}
  18
  19static inline void arch_local_irq_enable(void)
  20{
  21        asm volatile("ei" : : : "memory");
  22}
  23
  24static inline unsigned long arch_local_irq_save(void)
  25{
  26        unsigned long flags = arch_local_save_flags();
  27        arch_local_irq_disable();
  28        return flags;
  29}
  30
  31static inline void arch_local_irq_restore(unsigned long flags)
  32{
  33        asm volatile("move %0,$ccs" : : "rm" (flags) : "memory");
  34}
  35
  36static inline bool arch_irqs_disabled_flags(unsigned long flags)
  37{
  38        return !(flags & (1 << I_CCS_BITNR));
  39}
  40
  41static inline bool arch_irqs_disabled(void)
  42{
  43        return arch_irqs_disabled_flags(arch_local_save_flags());
  44}
  45
  46#endif /* __ASM_CRIS_ARCH_IRQFLAGS_H */
  47