39 lines
		
	
	
		
			851 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			39 lines
		
	
	
		
			851 B
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * swsusp.c - SuperH hibernation support
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|  *
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|  * Copyright (C) 2009 Magnus Damm
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|  *
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|  * This file is subject to the terms and conditions of the GNU General Public
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|  * License.  See the file "COPYING" in the main directory of this archive
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|  * for more details.
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|  */
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| 
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| #include <linux/mm.h>
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| #include <linux/sched.h>
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| #include <linux/suspend.h>
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| #include <asm/suspend.h>
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| #include <asm/sections.h>
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| #include <asm/tlbflush.h>
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| #include <asm/page.h>
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| #include <asm/fpu.h>
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| 
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| struct swsusp_arch_regs swsusp_arch_regs_cpu0;
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| 
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| int pfn_is_nosave(unsigned long pfn)
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| {
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| 	unsigned long begin_pfn = __pa(&__nosave_begin) >> PAGE_SHIFT;
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| 	unsigned long end_pfn = PAGE_ALIGN(__pa(&__nosave_end)) >> PAGE_SHIFT;
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| 
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| 	return (pfn >= begin_pfn) && (pfn < end_pfn);
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| }
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| 
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| void save_processor_state(void)
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| {
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| 	init_fpu(current);
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| }
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| 
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| void restore_processor_state(void)
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| {
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| 	local_flush_tlb_all();
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| }
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