diff options
Diffstat (limited to 'include/asm-i386/irqflags.h')
-rw-r--r-- | include/asm-i386/irqflags.h | 64 |
1 files changed, 44 insertions, 20 deletions
diff --git a/include/asm-i386/irqflags.h b/include/asm-i386/irqflags.h index 17b18cf..eff8585 100644 --- a/include/asm-i386/irqflags.h +++ b/include/asm-i386/irqflags.h @@ -9,6 +9,43 @@ */ #ifndef _ASM_IRQFLAGS_H #define _ASM_IRQFLAGS_H +#include <asm/processor-flags.h> + +#ifndef __ASSEMBLY__ +static inline unsigned long native_save_fl(void) +{ + unsigned long f; + asm volatile("pushfl ; popl %0":"=g" (f): /* no input */); + return f; +} + +static inline void native_restore_fl(unsigned long f) +{ + asm volatile("pushl %0 ; popfl": /* no output */ + :"g" (f) + :"memory", "cc"); +} + +static inline void native_irq_disable(void) +{ + asm volatile("cli": : :"memory"); +} + +static inline void native_irq_enable(void) +{ + asm volatile("sti": : :"memory"); +} + +static inline void native_safe_halt(void) +{ + asm volatile("sti; hlt": : :"memory"); +} + +static inline void native_halt(void) +{ + asm volatile("hlt": : :"memory"); +} +#endif /* __ASSEMBLY__ */ #ifdef CONFIG_PARAVIRT #include <asm/paravirt.h> @@ -17,35 +54,22 @@ static inline unsigned long __raw_local_save_flags(void) { - unsigned long flags; - - __asm__ __volatile__( - "pushfl ; popl %0" - : "=g" (flags) - : /* no input */ - ); - - return flags; + return native_save_fl(); } static inline void raw_local_irq_restore(unsigned long flags) { - __asm__ __volatile__( - "pushl %0 ; popfl" - : /* no output */ - :"g" (flags) - :"memory", "cc" - ); + native_restore_fl(flags); } static inline void raw_local_irq_disable(void) { - __asm__ __volatile__("cli" : : : "memory"); + native_irq_disable(); } static inline void raw_local_irq_enable(void) { - __asm__ __volatile__("sti" : : : "memory"); + native_irq_enable(); } /* @@ -54,7 +78,7 @@ static inline void raw_local_irq_enable(void) */ static inline void raw_safe_halt(void) { - __asm__ __volatile__("sti; hlt" : : : "memory"); + native_safe_halt(); } /* @@ -63,7 +87,7 @@ static inline void raw_safe_halt(void) */ static inline void halt(void) { - __asm__ __volatile__("hlt": : :"memory"); + native_halt(); } /* @@ -96,7 +120,7 @@ static inline unsigned long __raw_local_irq_save(void) static inline int raw_irqs_disabled_flags(unsigned long flags) { - return !(flags & (1 << 9)); + return !(flags & X86_EFLAGS_IF); } static inline int raw_irqs_disabled(void) |