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/*
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/*
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 * Copyright (c) 2005 Jakub Jermar
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 * Copyright (c) 2007 Michal Kebrt
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 * All rights reserved.
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 * All rights reserved.
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 *
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * modification, are permitted provided that the following conditions
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 * are met:
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 * are met:
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#include <arch/mm/page.h>
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#include <arch/mm/page.h>
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/** Invalidate all entries in TLB. */
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/** Invalidate all entries in TLB. */
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void tlb_invalidate_all(void)
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void tlb_invalidate_all(void)
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{
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{
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-
 
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  asm volatile (
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    asm volatile (
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        "eor r1, r1\n"
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        "eor r1, r1\n"
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        "MCR p15, 0, r1, c8, c7, 0\n" // see ARM Architecture reference relE 3.7.7 p.528
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        "MCR p15, 0, r1, c8, c7, 0\n" // see ARM Architecture reference relE 3.7.7 p.528
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        ::: "r1"
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        ::: "r1"
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    );
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    );
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}
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}
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/** Invalidate single entry in TLB
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/** Invalidate single entry in TLB
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 * @param page Virtual adress of the page
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 * @param page Virtual adress of the page
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 */
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 */
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static inline void invlpg(uintptr_t page)
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static inline void invalidate_page(uintptr_t page)
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{
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{
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    asm volatile (
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    asm volatile (
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        "MCR p15, 0, %0, c8, c7, 1"
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        "MCR p15, 0, %0, c8, c7, 1"
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        : /* no output */
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        : /* no output */
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void tlb_invalidate_pages(asid_t asid, uintptr_t page, count_t cnt)
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void tlb_invalidate_pages(asid_t asid, uintptr_t page, count_t cnt)
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{
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{
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    unsigned int i;
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    unsigned int i;
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    for (i = 0; i < cnt; i++)
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    for (i = 0; i < cnt; i++)
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        invlpg(page + i * PAGE_SIZE);
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        invalidate_page(page + i * PAGE_SIZE);
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}
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}
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/** @}
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/** @}
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 */
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 */