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1 | #ifndef __ASM_SH_IRQFLAGS_64_H |
2 | #define __ASM_SH_IRQFLAGS_64_H | |
3 | ||
f15cbe6f | 4 | #include <cpu/registers.h> |
f64ee876 PM |
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 */ |