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 93570daac38a..000000000000 --- a/include/asm-avr32/irqflags.h +++ /dev/null | |||
@@ -1,68 +0,0 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2004-2006 Atmel Corporation | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify | ||
5 | * it under the terms of the GNU General Public License version 2 as | ||
6 | * published by the Free Software Foundation. | ||
7 | */ | ||
8 | #ifndef __ASM_AVR32_IRQFLAGS_H | ||
9 | #define __ASM_AVR32_IRQFLAGS_H | ||
10 | |||
11 | #include <asm/sysreg.h> | ||
12 | |||
13 | static inline unsigned long __raw_local_save_flags(void) | ||
14 | { | ||
15 | return sysreg_read(SR); | ||
16 | } | ||
17 | |||
18 | #define raw_local_save_flags(x) \ | ||
19 | do { (x) = __raw_local_save_flags(); } while (0) | ||
20 | |||
21 | /* | ||
22 | * This will restore ALL status register flags, not only the interrupt | ||
23 | * mask flag. | ||
24 | * | ||
25 | * The empty asm statement informs the compiler of this fact while | ||
26 | * also serving as a barrier. | ||
27 | */ | ||
28 | static inline void raw_local_irq_restore(unsigned long flags) | ||
29 | { | ||
30 | sysreg_write(SR, flags); | ||
31 | asm volatile("" : : : "memory", "cc"); | ||
32 | } | ||
33 | |||
34 | static inline void raw_local_irq_disable(void) | ||
35 | { | ||
36 | asm volatile("ssrf %0" : : "n"(SYSREG_GM_OFFSET) : "memory"); | ||
37 | } | ||
38 | |||
39 | static inline void raw_local_irq_enable(void) | ||
40 | { | ||
41 | asm volatile("csrf %0" : : "n"(SYSREG_GM_OFFSET) : "memory"); | ||
42 | } | ||
43 | |||
44 | static inline int raw_irqs_disabled_flags(unsigned long flags) | ||
45 | { | ||
46 | return (flags & SYSREG_BIT(GM)) != 0; | ||
47 | } | ||
48 | |||
49 | static inline int raw_irqs_disabled(void) | ||
50 | { | ||
51 | unsigned long flags = __raw_local_save_flags(); | ||
52 | |||
53 | return raw_irqs_disabled_flags(flags); | ||
54 | } | ||
55 | |||
56 | static inline unsigned long __raw_local_irq_save(void) | ||
57 | { | ||
58 | unsigned long flags = __raw_local_save_flags(); | ||
59 | |||
60 | raw_local_irq_disable(); | ||
61 | |||
62 | return flags; | ||
63 | } | ||
64 | |||
65 | #define raw_local_irq_save(flags) \ | ||
66 | do { (flags) = __raw_local_irq_save(); } while (0) | ||
67 | |||
68 | #endif /* __ASM_AVR32_IRQFLAGS_H */ | ||