1df9ee292SDavid Howells #ifndef __PARISC_IRQFLAGS_H 2df9ee292SDavid Howells #define __PARISC_IRQFLAGS_H 3df9ee292SDavid Howells 4df9ee292SDavid Howells #include <linux/types.h> 5df9ee292SDavid Howells #include <asm/psw.h> 6df9ee292SDavid Howells 7df9ee292SDavid Howells static inline unsigned long arch_local_save_flags(void) 8df9ee292SDavid Howells { 9df9ee292SDavid Howells unsigned long flags; 10df9ee292SDavid Howells asm volatile("ssm 0, %0" : "=r" (flags) : : "memory"); 11df9ee292SDavid Howells return flags; 12df9ee292SDavid Howells } 13df9ee292SDavid Howells 14df9ee292SDavid Howells static inline void arch_local_irq_disable(void) 15df9ee292SDavid Howells { 16df9ee292SDavid Howells asm volatile("rsm %0,%%r0\n" : : "i" (PSW_I) : "memory"); 17df9ee292SDavid Howells } 18df9ee292SDavid Howells 19df9ee292SDavid Howells static inline void arch_local_irq_enable(void) 20df9ee292SDavid Howells { 21df9ee292SDavid Howells asm volatile("ssm %0,%%r0\n" : : "i" (PSW_I) : "memory"); 22df9ee292SDavid Howells } 23df9ee292SDavid Howells 24df9ee292SDavid Howells static inline unsigned long arch_local_irq_save(void) 25df9ee292SDavid Howells { 26df9ee292SDavid Howells unsigned long flags; 27df9ee292SDavid Howells asm volatile("rsm %1,%0" : "=r" (flags) : "i" (PSW_I) : "memory"); 28df9ee292SDavid Howells return flags; 29df9ee292SDavid Howells } 30df9ee292SDavid Howells 31df9ee292SDavid Howells static inline void arch_local_irq_restore(unsigned long flags) 32df9ee292SDavid Howells { 33df9ee292SDavid Howells asm volatile("mtsm %0" : : "r" (flags) : "memory"); 34df9ee292SDavid Howells } 35df9ee292SDavid Howells 36df9ee292SDavid Howells static inline bool arch_irqs_disabled_flags(unsigned long flags) 37df9ee292SDavid Howells { 38df9ee292SDavid Howells return (flags & PSW_I) == 0; 39df9ee292SDavid Howells } 40df9ee292SDavid Howells 41df9ee292SDavid Howells static inline bool arch_irqs_disabled(void) 42df9ee292SDavid Howells { 43df9ee292SDavid Howells return arch_irqs_disabled_flags(arch_local_save_flags()); 44df9ee292SDavid Howells } 45df9ee292SDavid Howells 46df9ee292SDavid Howells #endif /* __PARISC_IRQFLAGS_H */ 47