diff options
Diffstat (limited to 'include/asm-s390/irqflags.h')
| -rw-r--r-- | include/asm-s390/irqflags.h | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/include/asm-s390/irqflags.h b/include/asm-s390/irqflags.h deleted file mode 100644 index 3f26131120b7..000000000000 --- a/include/asm-s390/irqflags.h +++ /dev/null | |||
| @@ -1,106 +0,0 @@ | |||
| 1 | /* | ||
| 2 | * include/asm-s390/irqflags.h | ||
| 3 | * | ||
| 4 | * Copyright (C) IBM Corp. 2006 | ||
| 5 | * Author(s): Heiko Carstens <heiko.carstens@de.ibm.com> | ||
| 6 | */ | ||
| 7 | |||
| 8 | #ifndef __ASM_IRQFLAGS_H | ||
| 9 | #define __ASM_IRQFLAGS_H | ||
| 10 | |||
| 11 | #ifdef __KERNEL__ | ||
| 12 | |||
| 13 | #if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 2) | ||
| 14 | |||
| 15 | /* store then or system mask. */ | ||
| 16 | #define __raw_local_irq_stosm(__or) \ | ||
| 17 | ({ \ | ||
| 18 | unsigned long __mask; \ | ||
| 19 | asm volatile( \ | ||
| 20 | " stosm %0,%1" \ | ||
| 21 | : "=Q" (__mask) : "i" (__or) : "memory"); \ | ||
| 22 | __mask; \ | ||
| 23 | }) | ||
| 24 | |||
| 25 | /* store then and system mask. */ | ||
| 26 | #define __raw_local_irq_stnsm(__and) \ | ||
| 27 | ({ \ | ||
| 28 | unsigned long __mask; \ | ||
| 29 | asm volatile( \ | ||
| 30 | " stnsm %0,%1" \ | ||
| 31 | : "=Q" (__mask) : "i" (__and) : "memory"); \ | ||
| 32 | __mask; \ | ||
| 33 | }) | ||
| 34 | |||
| 35 | /* set system mask. */ | ||
| 36 | #define __raw_local_irq_ssm(__mask) \ | ||
| 37 | ({ \ | ||
| 38 | asm volatile("ssm %0" : : "Q" (__mask) : "memory"); \ | ||
| 39 | }) | ||
| 40 | |||
| 41 | #else /* __GNUC__ */ | ||
| 42 | |||
| 43 | /* store then or system mask. */ | ||
| 44 | #define __raw_local_irq_stosm(__or) \ | ||
| 45 | ({ \ | ||
| 46 | unsigned long __mask; \ | ||
| 47 | asm volatile( \ | ||
| 48 | " stosm 0(%1),%2" \ | ||
| 49 | : "=m" (__mask) \ | ||
| 50 | : "a" (&__mask), "i" (__or) : "memory"); \ | ||
| 51 | __mask; \ | ||
| 52 | }) | ||
| 53 | |||
| 54 | /* store then and system mask. */ | ||
| 55 | #define __raw_local_irq_stnsm(__and) \ | ||
| 56 | ({ \ | ||
| 57 | unsigned long __mask; \ | ||
| 58 | asm volatile( \ | ||
| 59 | " stnsm 0(%1),%2" \ | ||
| 60 | : "=m" (__mask) \ | ||
| 61 | : "a" (&__mask), "i" (__and) : "memory"); \ | ||
| 62 | __mask; \ | ||
| 63 | }) | ||
| 64 | |||
| 65 | /* set system mask. */ | ||
| 66 | #define __raw_local_irq_ssm(__mask) \ | ||
| 67 | ({ \ | ||
| 68 | asm volatile( \ | ||
| 69 | " ssm 0(%0)" \ | ||
| 70 | : : "a" (&__mask), "m" (__mask) : "memory"); \ | ||
| 71 | }) | ||
| 72 | |||
| 73 | #endif /* __GNUC__ */ | ||
| 74 | |||
| 75 | /* interrupt control.. */ | ||
| 76 | static inline unsigned long raw_local_irq_enable(void) | ||
| 77 | { | ||
| 78 | return __raw_local_irq_stosm(0x03); | ||
| 79 | } | ||
| 80 | |||
| 81 | static inline unsigned long raw_local_irq_disable(void) | ||
| 82 | { | ||
| 83 | return __raw_local_irq_stnsm(0xfc); | ||
| 84 | } | ||
| 85 | |||
| 86 | #define raw_local_save_flags(x) \ | ||
| 87 | do { \ | ||
| 88 | typecheck(unsigned long, x); \ | ||
| 89 | (x) = __raw_local_irq_stosm(0x00); \ | ||
| 90 | } while (0) | ||
| 91 | |||
| 92 | static inline void raw_local_irq_restore(unsigned long flags) | ||
| 93 | { | ||
| 94 | __raw_local_irq_ssm(flags); | ||
| 95 | } | ||
| 96 | |||
| 97 | static inline int raw_irqs_disabled_flags(unsigned long flags) | ||
| 98 | { | ||
| 99 | return !(flags & (3UL << (BITS_PER_LONG - 8))); | ||
| 100 | } | ||
| 101 | |||
| 102 | /* For spinlocks etc */ | ||
| 103 | #define raw_local_irq_save(x) ((x) = raw_local_irq_disable()) | ||
| 104 | |||
| 105 | #endif /* __KERNEL__ */ | ||
| 106 | #endif /* __ASM_IRQFLAGS_H */ | ||