diff options
Diffstat (limited to 'include/asm-avr32/irqflags.h')
-rw-r--r-- | include/asm-avr32/irqflags.h | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/include/asm-avr32/irqflags.h b/include/asm-avr32/irqflags.h deleted file mode 100644 index 93570da..0000000 --- a/include/asm-avr32/irqflags.h +++ /dev/null @@ -1,68 +0,0 @@ -/* - * Copyright (C) 2004-2006 Atmel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#ifndef __ASM_AVR32_IRQFLAGS_H -#define __ASM_AVR32_IRQFLAGS_H - -#include <asm/sysreg.h> - -static inline unsigned long __raw_local_save_flags(void) -{ - return sysreg_read(SR); -} - -#define raw_local_save_flags(x) \ - do { (x) = __raw_local_save_flags(); } while (0) - -/* - * This will restore ALL status register flags, not only the interrupt - * mask flag. - * - * The empty asm statement informs the compiler of this fact while - * also serving as a barrier. - */ -static inline void raw_local_irq_restore(unsigned long flags) -{ - sysreg_write(SR, flags); - asm volatile("" : : : "memory", "cc"); -} - -static inline void raw_local_irq_disable(void) -{ - asm volatile("ssrf %0" : : "n"(SYSREG_GM_OFFSET) : "memory"); -} - -static inline void raw_local_irq_enable(void) -{ - asm volatile("csrf %0" : : "n"(SYSREG_GM_OFFSET) : "memory"); -} - -static inline int raw_irqs_disabled_flags(unsigned long flags) -{ - return (flags & SYSREG_BIT(GM)) != 0; -} - -static inline int raw_irqs_disabled(void) -{ - unsigned long flags = __raw_local_save_flags(); - - return raw_irqs_disabled_flags(flags); -} - -static inline unsigned long __raw_local_irq_save(void) -{ - unsigned long flags = __raw_local_save_flags(); - - raw_local_irq_disable(); - - return flags; -} - -#define raw_local_irq_save(flags) \ - do { (flags) = __raw_local_irq_save(); } while (0) - -#endif /* __ASM_AVR32_IRQFLAGS_H */ |