Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

#ifndef _OR32_TLBFLUSH_H
#define _OR32_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>
/*
 * TLB flushing (implemented in arch/or32/mm/tlb.c):
 *
 *  - 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
 *
 */
 
extern void flush_tlb_all(void);
extern void flush_tlb_mm(struct mm_struct *mm);
extern void flush_tlb_page(struct vm_area_struct *vma, 
			   unsigned long addr);
extern void flush_tlb_range(struct vm_area_struct *vma,
			    unsigned long start,
			    unsigned long end);
 
extern inline void flush_tlb_pgtables(struct mm_struct *mm,
                                      unsigned long start, unsigned long end)
{
        /* OR32 does not keep any page table caches in TLB */
}
 
 
extern inline void flush_tlb(void) 
{
	flush_tlb_mm(current->mm);
}
 
#define flush_tlb_kernel_range(start, end) flush_tlb_all()
 
#endif /* _OR32_TLBFLUSH_H */