| Paul Mundt | f64ee87 | 2007-11-09 13:34:36 +0900 | [diff] [blame] | 1 | #ifndef __ASM_SH_IRQFLAGS_64_H |
| 2 | #define __ASM_SH_IRQFLAGS_64_H |
| 3 | |
| 4 | #include <asm/cpu/registers.h> |
| 5 | |
| 6 | #define SR_MASK_LL 0x00000000000000f0LL |
| 7 | #define SR_BL_LL 0x0000000010000000LL |
| 8 | |
| 9 | static inline void raw_local_irq_enable(void) |
| 10 | { |
| 11 | unsigned long long __dummy0, __dummy1 = ~SR_MASK_LL; |
| 12 | |
| 13 | __asm__ __volatile__("getcon " __SR ", %0\n\t" |
| 14 | "and %0, %1, %0\n\t" |
| 15 | "putcon %0, " __SR "\n\t" |
| 16 | : "=&r" (__dummy0) |
| 17 | : "r" (__dummy1)); |
| 18 | } |
| 19 | |
| 20 | static inline void raw_local_irq_disable(void) |
| 21 | { |
| 22 | unsigned long long __dummy0, __dummy1 = SR_MASK_LL; |
| 23 | |
| 24 | __asm__ __volatile__("getcon " __SR ", %0\n\t" |
| 25 | "or %0, %1, %0\n\t" |
| 26 | "putcon %0, " __SR "\n\t" |
| 27 | : "=&r" (__dummy0) |
| 28 | : "r" (__dummy1)); |
| 29 | } |
| 30 | |
| 31 | static inline void set_bl_bit(void) |
| 32 | { |
| 33 | unsigned long long __dummy0, __dummy1 = SR_BL_LL; |
| 34 | |
| 35 | __asm__ __volatile__("getcon " __SR ", %0\n\t" |
| 36 | "or %0, %1, %0\n\t" |
| 37 | "putcon %0, " __SR "\n\t" |
| 38 | : "=&r" (__dummy0) |
| 39 | : "r" (__dummy1)); |
| 40 | |
| 41 | } |
| 42 | |
| 43 | static inline void clear_bl_bit(void) |
| 44 | { |
| 45 | unsigned long long __dummy0, __dummy1 = ~SR_BL_LL; |
| 46 | |
| 47 | __asm__ __volatile__("getcon " __SR ", %0\n\t" |
| 48 | "and %0, %1, %0\n\t" |
| 49 | "putcon %0, " __SR "\n\t" |
| 50 | : "=&r" (__dummy0) |
| 51 | : "r" (__dummy1)); |
| 52 | } |
| 53 | |
| 54 | static inline unsigned long __raw_local_save_flags(void) |
| 55 | { |
| 56 | unsigned long long __dummy = SR_MASK_LL; |
| 57 | unsigned long flags; |
| 58 | |
| 59 | __asm__ __volatile__ ( |
| 60 | "getcon " __SR ", %0\n\t" |
| 61 | "and %0, %1, %0" |
| 62 | : "=&r" (flags) |
| 63 | : "r" (__dummy)); |
| 64 | |
| 65 | return flags; |
| 66 | } |
| 67 | |
| 68 | static inline unsigned long __raw_local_irq_save(void) |
| 69 | { |
| 70 | unsigned long long __dummy0, __dummy1 = SR_MASK_LL; |
| 71 | unsigned long flags; |
| 72 | |
| 73 | __asm__ __volatile__ ( |
| 74 | "getcon " __SR ", %1\n\t" |
| 75 | "or %1, r63, %0\n\t" |
| 76 | "or %1, %2, %1\n\t" |
| 77 | "putcon %1, " __SR "\n\t" |
| 78 | "and %0, %2, %0" |
| 79 | : "=&r" (flags), "=&r" (__dummy0) |
| 80 | : "r" (__dummy1)); |
| 81 | |
| 82 | return flags; |
| 83 | } |
| 84 | |
| 85 | #endif /* __ASM_SH_IRQFLAGS_64_H */ |