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41 lines
848 B
41 lines
848 B
/* SPDX-License-Identifier: GPL-2.0 */ |
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// Copyright (C) 2005-2017 Andes Technology Corporation |
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#include <asm/nds32.h> |
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#include <nds32_intrinsic.h> |
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#define arch_local_irq_disable() \ |
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GIE_DISABLE(); |
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#define arch_local_irq_enable() \ |
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GIE_ENABLE(); |
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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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flags = __nds32__mfsr(NDS32_SR_PSW) & PSW_mskGIE; |
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GIE_DISABLE(); |
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return flags; |
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} |
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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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flags = __nds32__mfsr(NDS32_SR_PSW) & PSW_mskGIE; |
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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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if(flags) |
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GIE_ENABLE(); |
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} |
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static inline int arch_irqs_disabled_flags(unsigned long flags) |
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{ |
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return !flags; |
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} |
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static inline int 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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