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928 vana 1
/*
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 * Copyright (c) 2005 Jakub Jermar
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 * All rights reserved.
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 *
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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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 * are met:
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 *
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 * - Redistributions of source code must retain the above copyright
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 *   notice, this list of conditions and the following disclaimer.
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 * - Redistributions in binary form must reproduce the above copyright
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 *   notice, this list of conditions and the following disclaimer in the
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 *   documentation and/or other materials provided with the distribution.
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 * - The name of the author may not be used to endorse or promote products
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 *   derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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#include <print.h>
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#include <test.h>
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#include <mm/page.h>
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#include <mm/frame.h>
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#include <mm/as.h>
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#include <arch/mm/page.h>
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#include <arch/mm/tlb.h>
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#include <arch/types.h>
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#include <debug.h>
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extern void tlb_invalidate_all(void);
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extern void tlb_invalidate_pages(asid_t asid, uintptr_t va, size_t cnt);
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char *test_purge1(void)
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{
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    tlb_entry_t entryi;
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    tlb_entry_t entryd;
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    int i;
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    entryd.word[0] = 0;
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    entryd.word[1] = 0;
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    entryd.p = true;                 /* present */
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    entryd.ma = MA_WRITEBACK;
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    entryd.a = true;                 /* already accessed */
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    entryd.d = true;                 /* already dirty */
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    entryd.pl = PL_KERNEL;
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    entryd.ar = AR_READ | AR_WRITE;
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    entryd.ppn = 0;
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    entryd.ps = PAGE_WIDTH;
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    entryi.word[0] = 0;
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    entryi.word[1] = 0;
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    entryi.p = true;                 /* present */
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    entryi.ma = MA_WRITEBACK;
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    entryi.a = true;                 /* already accessed */
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    entryi.d = true;                 /* already dirty */
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    entryi.pl = PL_KERNEL;
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    entryi.ar = AR_READ | AR_EXECUTE;
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    entryi.ppn = 0;
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    entryi.ps = PAGE_WIDTH;
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    for (i = 0; i < 100; i++) {
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        itc_mapping_insert(0 + i * (1 << PAGE_WIDTH), 8, entryi);
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        dtc_mapping_insert(0 + i * (1 << PAGE_WIDTH), 9, entryd);
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    }
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    tlb_invalidate_pages(8, 0x0c000, 14);
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    /* tlb_invalidate_all(); */
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    return NULL;
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}