WebSVN – HelenOS – Diff – /trunk/kernel/test/mm/purge1.c


/*
 * Copyright (c) 2005 Jakub Jermar
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
#ifdef ia64
 
#include <print.h>
#include <test.h>
#include <mm/page.h>
#include <mm/frame.h>
#include <mm/as.h>
#include <arch/mm/page.h>
#include <arch/mm/tlb.h>
#include <arch/types.h>
#include <debug.h>
 
extern void tlb_invalidate_all(void);
extern void tlb_invalidate_pages(asid_t asid, uintptr_t va, count_t cnt);
 
char * test_purge1(bool quiet)
{
    tlb_entry_t entryi;
    tlb_entry_t entryd;
   
    int i;
                                                                                                                                                                                   
    entryd.word[0] = 0;
    entryd.word[1] = 0;
                                               
    entryd.p = true;                 /* present */
    entryd.ma = MA_WRITEBACK;
    entryd.a = true;                 /* already accessed */
    entryd.d = true;                 /* already dirty */
    entryd.pl = PL_KERNEL;
    entryd.ar = AR_READ | AR_WRITE;
    entryd.ppn = 0;
    entryd.ps = PAGE_WIDTH;
   
    entryi.word[0] = 0;
    entryi.word[1] = 0;
   
    entryi.p = true;                 /* present */
    entryi.ma = MA_WRITEBACK;
    entryi.a = true;                 /* already accessed */
    entryi.d = true;                 /* already dirty */
    entryi.pl = PL_KERNEL;
    entryi.ar = AR_READ | AR_EXECUTE;
    entryi.ppn = 0;
    entryi.ps = PAGE_WIDTH;
   
    for (i = 0; i < 100; i++) {
        itc_mapping_insert(0 + i * (1 << PAGE_WIDTH), 8, entryi);
        dtc_mapping_insert(0 + i * (1 << PAGE_WIDTH), 9, entryd);
    }
   
    tlb_invalidate_pages(8,0x0c000,14);
   
    /*tlb_invalidate_all();*/
   
    return NULL;
}
 
#endif
 

Rev 2050	Rev 2071
1	/*	1	/*
2	* Copyright (C) 2005 Jakub Jermar	2	* Copyright (c) 2005 Jakub Jermar
3	* All rights reserved.	3	* All rights reserved.
4	*	4	*
5	* Redistribution and use in source and binary forms, with or without	5	* Redistribution and use in source and binary forms, with or without
6	* modification, are permitted provided that the following conditions	6	* modification, are permitted provided that the following conditions
7	* are met:	7	* are met:
8	*	8	*
9	* - Redistributions of source code must retain the above copyright	9	* - Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.	10	* notice, this list of conditions and the following disclaimer.
11	* - Redistributions in binary form must reproduce the above copyright	11	* - Redistributions in binary form must reproduce the above copyright
12	* notice, this list of conditions and the following disclaimer in the	12	* notice, this list of conditions and the following disclaimer in the
13	* documentation and/or other materials provided with the distribution.	13	* documentation and/or other materials provided with the distribution.
14	* - The name of the author may not be used to endorse or promote products	14	* - The name of the author may not be used to endorse or promote products
15	* derived from this software without specific prior written permission.	15	* derived from this software without specific prior written permission.
16	*	16	*
17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR	17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES	18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.	19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,	20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT	21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY	23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF	25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27	*/	27	*/
28		28
29	#ifdef ia64	29	#ifdef ia64
30		30
31	#include <print.h>	31	#include <print.h>
32	#include <test.h>	32	#include <test.h>
33	#include <mm/page.h>	33	#include <mm/page.h>
34	#include <mm/frame.h>	34	#include <mm/frame.h>
35	#include <mm/as.h>	35	#include <mm/as.h>
36	#include <arch/mm/page.h>	36	#include <arch/mm/page.h>
37	#include <arch/mm/tlb.h>	37	#include <arch/mm/tlb.h>
38	#include <arch/types.h>	38	#include <arch/types.h>
39	#include <debug.h>	39	#include <debug.h>
40		40
41	extern void tlb_invalidate_all(void);	41	extern void tlb_invalidate_all(void);
42	extern void tlb_invalidate_pages(asid_t asid, uintptr_t va, count_t cnt);	42	extern void tlb_invalidate_pages(asid_t asid, uintptr_t va, count_t cnt);
43		43
44	char * test_purge1(bool quiet)	44	char * test_purge1(bool quiet)
45	{	45	{
46	tlb_entry_t entryi;	46	tlb_entry_t entryi;
47	tlb_entry_t entryd;	47	tlb_entry_t entryd;
48		48
49	int i;	49	int i;
50		50
51	entryd.word[0] = 0;	51	entryd.word[0] = 0;
52	entryd.word[1] = 0;	52	entryd.word[1] = 0;
53		53
54	entryd.p = true; /* present */	54	entryd.p = true; /* present */
55	entryd.ma = MA_WRITEBACK;	55	entryd.ma = MA_WRITEBACK;
56	entryd.a = true; /* already accessed */	56	entryd.a = true; /* already accessed */
57	entryd.d = true; /* already dirty */	57	entryd.d = true; /* already dirty */
58	entryd.pl = PL_KERNEL;	58	entryd.pl = PL_KERNEL;
59	entryd.ar = AR_READ \| AR_WRITE;	59	entryd.ar = AR_READ \| AR_WRITE;
60	entryd.ppn = 0;	60	entryd.ppn = 0;
61	entryd.ps = PAGE_WIDTH;	61	entryd.ps = PAGE_WIDTH;
62		62
63	entryi.word[0] = 0;	63	entryi.word[0] = 0;
64	entryi.word[1] = 0;	64	entryi.word[1] = 0;
65		65
66	entryi.p = true; /* present */	66	entryi.p = true; /* present */
67	entryi.ma = MA_WRITEBACK;	67	entryi.ma = MA_WRITEBACK;
68	entryi.a = true; /* already accessed */	68	entryi.a = true; /* already accessed */
69	entryi.d = true; /* already dirty */	69	entryi.d = true; /* already dirty */
70	entryi.pl = PL_KERNEL;	70	entryi.pl = PL_KERNEL;
71	entryi.ar = AR_READ \| AR_EXECUTE;	71	entryi.ar = AR_READ \| AR_EXECUTE;
72	entryi.ppn = 0;	72	entryi.ppn = 0;
73	entryi.ps = PAGE_WIDTH;	73	entryi.ps = PAGE_WIDTH;
74		74
75	for (i = 0; i < 100; i++) {	75	for (i = 0; i < 100; i++) {
76	itc_mapping_insert(0 + i * (1 << PAGE_WIDTH), 8, entryi);	76	itc_mapping_insert(0 + i * (1 << PAGE_WIDTH), 8, entryi);
77	dtc_mapping_insert(0 + i * (1 << PAGE_WIDTH), 9, entryd);	77	dtc_mapping_insert(0 + i * (1 << PAGE_WIDTH), 9, entryd);
78	}	78	}
79		79
80	tlb_invalidate_pages(8,0x0c000,14);	80	tlb_invalidate_pages(8,0x0c000,14);
81		81
82	/tlb_invalidate_all();/	82	/tlb_invalidate_all();/
83		83
84	return NULL;	84	return NULL;
85	}	85	}
86		86
87	#endif	87	#endif
88		88

Subversion Repositories HelenOS

(root)/trunk/kernel/test/mm/purge1.c – Rev 2050 → 2071