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- /*
- * include/asm/irqflags.h
- *
- * IRQ flags handling
- *
- * This file gets included from lowlevel asm headers too, to provide
- * wrapped versions of the local_irq_*() APIs, based on the
- * raw_local_irq_*() functions from the lowlevel headers.
- */
- #ifndef _ASM_IRQFLAGS_H
- #define _ASM_IRQFLAGS_H
-
- #ifndef __ASSEMBLY__
-
- extern void raw_local_irq_restore(unsigned long);
- extern unsigned long __raw_local_irq_save(void);
- extern void raw_local_irq_enable(void);
-
- static inline unsigned long getipl(void)
- {
- unsigned long retval;
-
- __asm__ __volatile__("rd %%psr, %0" : "=r" (retval));
- return retval;
- }
-
- #define raw_local_save_flags(flags) ((flags) = getipl())
- #define raw_local_irq_save(flags) ((flags) = __raw_local_irq_save())
- #define raw_local_irq_disable() ((void) __raw_local_irq_save())
- #define raw_irqs_disabled() ((getipl() & PSR_PIL) != 0)
-
- static inline int raw_irqs_disabled_flags(unsigned long flags)
- {
- return ((flags & PSR_PIL) != 0);
- }
-
- #endif /* (__ASSEMBLY__) */
-
- #endif /* !(_ASM_IRQFLAGS_H) */
-