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86 lines
1.8 KiB
C
86 lines
1.8 KiB
C
#ifndef __ASM_SH_IRQFLAGS_64_H
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#define __ASM_SH_IRQFLAGS_64_H
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#include <asm/cpu/registers.h>
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#define SR_MASK_LL 0x00000000000000f0LL
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#define SR_BL_LL 0x0000000010000000LL
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static inline void raw_local_irq_enable(void)
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{
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unsigned long long __dummy0, __dummy1 = ~SR_MASK_LL;
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__asm__ __volatile__("getcon " __SR ", %0\n\t"
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"and %0, %1, %0\n\t"
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"putcon %0, " __SR "\n\t"
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: "=&r" (__dummy0)
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: "r" (__dummy1));
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}
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static inline void raw_local_irq_disable(void)
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{
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unsigned long long __dummy0, __dummy1 = SR_MASK_LL;
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__asm__ __volatile__("getcon " __SR ", %0\n\t"
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"or %0, %1, %0\n\t"
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"putcon %0, " __SR "\n\t"
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: "=&r" (__dummy0)
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: "r" (__dummy1));
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}
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static inline void set_bl_bit(void)
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{
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unsigned long long __dummy0, __dummy1 = SR_BL_LL;
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__asm__ __volatile__("getcon " __SR ", %0\n\t"
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"or %0, %1, %0\n\t"
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"putcon %0, " __SR "\n\t"
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: "=&r" (__dummy0)
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: "r" (__dummy1));
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}
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static inline void clear_bl_bit(void)
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{
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unsigned long long __dummy0, __dummy1 = ~SR_BL_LL;
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__asm__ __volatile__("getcon " __SR ", %0\n\t"
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"and %0, %1, %0\n\t"
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"putcon %0, " __SR "\n\t"
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: "=&r" (__dummy0)
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: "r" (__dummy1));
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}
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static inline unsigned long __raw_local_save_flags(void)
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{
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unsigned long long __dummy = SR_MASK_LL;
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unsigned long flags;
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__asm__ __volatile__ (
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"getcon " __SR ", %0\n\t"
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"and %0, %1, %0"
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: "=&r" (flags)
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: "r" (__dummy));
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return flags;
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}
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static inline unsigned long __raw_local_irq_save(void)
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{
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unsigned long long __dummy0, __dummy1 = SR_MASK_LL;
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unsigned long flags;
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__asm__ __volatile__ (
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"getcon " __SR ", %1\n\t"
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"or %1, r63, %0\n\t"
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"or %1, %2, %1\n\t"
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"putcon %1, " __SR "\n\t"
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"and %0, %2, %0"
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: "=&r" (flags), "=&r" (__dummy0)
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: "r" (__dummy1));
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return flags;
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}
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#endif /* __ASM_SH_IRQFLAGS_64_H */
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