9989f41fd3
- add arm64 dependent codes with GICv3 and SVE support - fix bugs based on architecture separation requests
32 lines
604 B
C
32 lines
604 B
C
/* irqflags.h COPYRIGHT FUJITSU LIMITED 2015-2017 */
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#ifndef __HEADER_ARM64_COMMON_IRQFLAGS_H
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#define __HEADER_ARM64_COMMON_IRQFLAGS_H
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#include <ptrace.h>
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/*
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* save and restore debug state
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*/
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static inline unsigned long local_dbg_save(void)
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{
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unsigned long flags;
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asm volatile(
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"mrs %0, daif // local_dbg_save\n"
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"msr daifset, #8"
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: "=r" (flags)
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:
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: "memory");
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return flags;
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}
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static inline void local_dbg_restore(unsigned long flags)
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{
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asm volatile(
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"msr daif, %0 // local_dbg_restore"
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:
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: "r" (flags)
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: "memory");
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}
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#endif /* !__HEADER_ARM64_COMMON_IRQFLAGS_H */
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