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f13c34b906
This patch includes irq related functions and irqchip_init(). Signed-off-by: Vincent Chen <vincentc@andestech.com> Signed-off-by: Greentime Hu <greentime@andestech.com> Acked-by: Arnd Bergmann <arnd@arndb.de>
36 lines
738 B
C
36 lines
738 B
C
// 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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