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63 lines
1.3 KiB
C
63 lines
1.3 KiB
C
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/*
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* Copyright 2007-2009 Freescale Semiconductor, Inc. All Rights Reserved.
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*/
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#ifndef M68K_CF_TLBFLUSH_H
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#define M68K_CF_TLBFLUSH_H
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#include <asm/coldfire.h>
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/* Flush all userspace mappings. */
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static inline void flush_tlb_all(void)
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{
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preempt_disable();
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*MMUOR = MMUOR_CNL;
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preempt_enable();
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}
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/* Clear user TLB entries within the context named in mm */
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static inline void flush_tlb_mm(struct mm_struct *mm)
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{
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preempt_disable();
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*MMUOR = MMUOR_CNL;
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preempt_enable();
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}
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/* Flush a single TLB page. */
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static inline void flush_tlb_page(struct vm_area_struct *vma,
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unsigned long addr)
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{
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preempt_disable();
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*MMUOR = MMUOR_CNL;
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preempt_enable();
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}
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/* Flush a range of pages from TLB. */
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static inline void flush_tlb_range(struct mm_struct *mm,
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unsigned long start, unsigned long end)
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{
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preempt_disable();
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*MMUOR = MMUOR_CNL;
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preempt_enable();
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}
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/* Flush kernel page from TLB. */
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static inline void flush_tlb_kernel_page(void *addr)
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{
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preempt_disable();
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*MMUOR = MMUOR_CNL;
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preempt_enable();
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}
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static inline void flush_tlb_kernel_range(unsigned long start,
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unsigned long end)
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{
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flush_tlb_all();
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}
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extern inline void flush_tlb_pgtables(struct mm_struct *mm,
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unsigned long start, unsigned long end)
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{
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}
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#endif /* M68K_CF_TLBFLUSH_H */
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