56 lines
		
	
	
	
		
			1.5 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			56 lines
		
	
	
	
		
			1.5 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
|   | /*
 | ||
|  |  * OpenRISC Linux | ||
|  |  * | ||
|  |  * Linux architectural port borrowing liberally from similar works of | ||
|  |  * others.  All original copyrights apply as per the original source | ||
|  |  * declaration. | ||
|  |  * | ||
|  |  * OpenRISC implementation: | ||
|  |  * Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com> | ||
|  |  * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se> | ||
|  |  * et al. | ||
|  |  * | ||
|  |  * This program is free software; you can redistribute it and/or modify | ||
|  |  * it under the terms of the GNU General Public License as published by | ||
|  |  * the Free Software Foundation; either version 2 of the License, or | ||
|  |  * (at your option) any later version. | ||
|  |  */ | ||
|  | 
 | ||
|  | #ifndef __ASM_OPENRISC_TLBFLUSH_H
 | ||
|  | #define __ASM_OPENRISC_TLBFLUSH_H
 | ||
|  | 
 | ||
|  | #include <linux/mm.h>
 | ||
|  | #include <asm/processor.h>
 | ||
|  | #include <asm/pgtable.h>
 | ||
|  | #include <asm/pgalloc.h>
 | ||
|  | #include <asm/current.h>
 | ||
|  | #include <linux/sched.h>
 | ||
|  | 
 | ||
|  | /*
 | ||
|  |  *  - flush_tlb() flushes the current mm struct TLBs | ||
|  |  *  - flush_tlb_all() flushes all processes TLBs | ||
|  |  *  - flush_tlb_mm(mm) flushes the specified mm context TLB's | ||
|  |  *  - flush_tlb_page(vma, vmaddr) flushes one page | ||
|  |  *  - flush_tlb_range(mm, start, end) flushes a range of pages | ||
|  |  */ | ||
|  | 
 | ||
|  | void flush_tlb_all(void); | ||
|  | void flush_tlb_mm(struct mm_struct *mm); | ||
|  | void flush_tlb_page(struct vm_area_struct *vma, unsigned long addr); | ||
|  | void flush_tlb_range(struct vm_area_struct *vma, | ||
|  | 		     unsigned long start, | ||
|  | 		     unsigned long end); | ||
|  | 
 | ||
|  | static inline void flush_tlb(void) | ||
|  | { | ||
|  | 	flush_tlb_mm(current->mm); | ||
|  | } | ||
|  | 
 | ||
|  | static inline void flush_tlb_kernel_range(unsigned long start, | ||
|  | 					  unsigned long end) | ||
|  | { | ||
|  | 	flush_tlb_range(NULL, start, end); | ||
|  | } | ||
|  | 
 | ||
|  | #endif /* __ASM_OPENRISC_TLBFLUSH_H */
 |