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47 lines
1.0 KiB
47 lines
1.0 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef __PARISC_IRQFLAGS_H |
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#define __PARISC_IRQFLAGS_H |
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#include <linux/types.h> |
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#include <asm/psw.h> |
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static inline unsigned long arch_local_save_flags(void) |
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{ |
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unsigned long flags; |
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asm volatile("ssm 0, %0" : "=r" (flags) : : "memory"); |
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return flags; |
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} |
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static inline void arch_local_irq_disable(void) |
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{ |
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asm volatile("rsm %0,%%r0\n" : : "i" (PSW_I) : "memory"); |
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} |
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static inline void arch_local_irq_enable(void) |
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{ |
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asm volatile("ssm %0,%%r0\n" : : "i" (PSW_I) : "memory"); |
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} |
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static inline unsigned long arch_local_irq_save(void) |
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{ |
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unsigned long flags; |
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asm volatile("rsm %1,%0" : "=r" (flags) : "i" (PSW_I) : "memory"); |
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return flags; |
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} |
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static inline void arch_local_irq_restore(unsigned long flags) |
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{ |
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asm volatile("mtsm %0" : : "r" (flags) : "memory"); |
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} |
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static inline bool arch_irqs_disabled_flags(unsigned long flags) |
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{ |
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return (flags & PSW_I) == 0; |
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} |
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static inline bool arch_irqs_disabled(void) |
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{ |
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return arch_irqs_disabled_flags(arch_local_save_flags()); |
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} |
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#endif /* __PARISC_IRQFLAGS_H */
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