| #ifndef _H8300_IRQFLAGS_H |
| #define _H8300_IRQFLAGS_H |
| |
| static inline unsigned long arch_local_save_flags(void) |
| { |
| unsigned long flags; |
| asm volatile ("stc ccr,%w0" : "=r" (flags)); |
| return flags; |
| } |
| |
| static inline void arch_local_irq_disable(void) |
| { |
| asm volatile ("orc #0x80,ccr" : : : "memory"); |
| } |
| |
| static inline void arch_local_irq_enable(void) |
| { |
| asm volatile ("andc #0x7f,ccr" : : : "memory"); |
| } |
| |
| static inline unsigned long arch_local_irq_save(void) |
| { |
| unsigned long flags = arch_local_save_flags(); |
| arch_local_irq_disable(); |
| return flags; |
| } |
| |
| static inline void arch_local_irq_restore(unsigned long flags) |
| { |
| asm volatile ("ldc %w0,ccr" : : "r" (flags) : "memory"); |
| } |
| |
| static inline bool arch_irqs_disabled_flags(unsigned long flags) |
| { |
| return (flags & 0x80) == 0x80; |
| } |
| |
| static inline bool arch_irqs_disabled(void) |
| { |
| return arch_irqs_disabled_flags(arch_local_save_flags()); |
| } |
| |
| #endif /* _H8300_IRQFLAGS_H */ |