27 lines
		
	
	
		
			602 B
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			27 lines
		
	
	
		
			602 B
		
	
	
	
		
			C
		
	
	
	
| /* SPDX-License-Identifier: GPL-2.0+ */
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| /*
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|  * Copyright (C) 2016 Cadence Design Systems Inc.
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|  */
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| 
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| #ifndef _XTENSA_SYSTEM_H
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| #define _XTENSA_SYSTEM_H
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| 
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| #include <asm/arch/core.h>
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| 
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| #if XCHAL_HAVE_INTERRUPTS
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| #define local_irq_save(flags) \
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| 	__asm__ __volatile__ ("rsil %0, %1" \
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| 			      : "=a"(flags) \
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| 			      : "I"(XCHAL_EXCM_LEVEL) \
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| 			      : "memory")
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| #define local_irq_restore(flags) \
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| 	__asm__ __volatile__ ("wsr %0, ps\n\t" \
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| 			      "rsync" \
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| 			      :: "a"(flags) : "memory")
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| #else
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| #define local_irq_save(flags) ((void)(flags))
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| #define local_irq_restore(flags) ((void)(flags))
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| #endif
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| 
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| #endif
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