WebSVN – HelenOS – Diff – /trunk/kernel/test/mm/mapping1.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.
 */
#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/types.h>
#include <debug.h>
 
#ifdef CONFIG_BENCH
#include <arch/cycle.h>
#endif
 
#define PAGE0   0x10000000
#define PAGE1   (PAGE0+PAGE_SIZE)
 
#define VALUE0  0x01234567
#define VALUE1  0x89abcdef
 
void test_mapping1(void)
{
#ifdef CONFIG_BENCH
    uint64_t t0 = get_cycle();
#endif
    uintptr_t frame0, frame1;
    uint32_t v0, v1;
 
    printf("Memory management test mapping #1\n");
 
    frame0 = (uintptr_t) frame_alloc(ONE_FRAME, FRAME_KA);
    frame1 = (uintptr_t) frame_alloc(ONE_FRAME, FRAME_KA);
 
    printf("Writing %#x to physical address %p.\n", VALUE0, KA2PA(frame0));
    *((uint32_t *) frame0) = VALUE0;
    printf("Writing %#x to physical address %p.\n", VALUE1, KA2PA(frame1));
    *((uint32_t *) frame1) = VALUE1;
   
    printf("Mapping virtual address %p to physical address %p.\n", PAGE0, KA2PA(frame0));
    page_mapping_insert(AS_KERNEL, PAGE0, KA2PA(frame0), PAGE_PRESENT | PAGE_WRITE);
    printf("Mapping virtual address %p to physical address %p.\n", PAGE1, KA2PA(frame1));  
    page_mapping_insert(AS_KERNEL, PAGE1, KA2PA(frame1), PAGE_PRESENT | PAGE_WRITE);
   
    printf("Value at virtual address %p is %#x.\n", PAGE0, v0 = *((uint32_t *) PAGE0));
    printf("Value at virtual address %p is %#x.\n", PAGE1, v1 = *((uint32_t *) PAGE1));
   
    ASSERT(v0 == VALUE0);
    ASSERT(v1 == VALUE1);
 
    printf("Writing %#x to virtual address %p.\n", 0, PAGE0);
    *((uint32_t *) PAGE0) = 0;
    printf("Writing %#x to virtual address %p.\n", 0, PAGE1);
    *((uint32_t *) PAGE1) = 0; 
 
    v0 = *((uint32_t *) PAGE0);
    v1 = *((uint32_t *) PAGE1);
   
    printf("Value at virtual address %p is %#x.\n", PAGE0, *((uint32_t *) PAGE0)); 
    printf("Value at virtual address %p is %#x.\n", PAGE1, *((uint32_t *) PAGE1));
 
    ASSERT(v0 == 0);
    ASSERT(v1 == 0);
   
    printf("Test passed.\n");
#ifdef CONFIG_BENCH
    uint64_t dt = get_cycle() - t0;
    printf("Time: %.*d cycles\n", sizeof(dt) * 2, dt);
#endif  
}
 

Rev 1787	Rev 2021
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	#include <print.h>	28	#include <print.h>
29	#include <test.h>	29	#include <test.h>
30	#include <mm/page.h>	30	#include <mm/page.h>
31	#include <mm/frame.h>	31	#include <mm/frame.h>
32	#include <mm/as.h>	32	#include <mm/as.h>
33	#include <arch/mm/page.h>	33	#include <arch/mm/page.h>
34	#include <arch/types.h>	34	#include <arch/types.h>
35	#include <debug.h>	35	#include <debug.h>
36		36
-		37	#ifdef CONFIG_BENCH
-		38	#include <arch/cycle.h>
-		39	#endif
-		40
37	#define PAGE0 0x10000000	41	#define PAGE0 0x10000000
38	#define PAGE1 (PAGE0+PAGE_SIZE)	42	#define PAGE1 (PAGE0+PAGE_SIZE)
39		43
40	#define VALUE0 0x01234567	44	#define VALUE0 0x01234567
41	#define VALUE1 0x89abcdef	45	#define VALUE1 0x89abcdef
42		46
43	void test(void)	47	void test_mapping1(void)
44	{	48	{
-		49	#ifdef CONFIG_BENCH
-		50	uint64_t t0 = get_cycle();
-		51	#endif
45	uintptr_t frame0, frame1;	52	uintptr_t frame0, frame1;
46	uint32_t v0, v1;	53	uint32_t v0, v1;
47		54
48	printf("Memory management test mapping #1\n");	55	printf("Memory management test mapping #1\n");
49		56
50	frame0 = frame_alloc(ONE_FRAME, FRAME_KA);	57	frame0 = (uintptr_t) frame_alloc(ONE_FRAME, FRAME_KA);
51	frame1 = frame_alloc(ONE_FRAME, FRAME_KA);	58	frame1 = (uintptr_t) frame_alloc(ONE_FRAME, FRAME_KA);
52		59
53	printf("Writing %#x to physical address %p.\n", VALUE0, KA2PA(frame0));	60	printf("Writing %#x to physical address %p.\n", VALUE0, KA2PA(frame0));
54	((uint32_t ) frame0) = VALUE0;	61	((uint32_t ) frame0) = VALUE0;
55	printf("Writing %#x to physical address %p.\n", VALUE1, KA2PA(frame1));	62	printf("Writing %#x to physical address %p.\n", VALUE1, KA2PA(frame1));
56	((uint32_t ) frame1) = VALUE1;	63	((uint32_t ) frame1) = VALUE1;
57		64
58	printf("Mapping virtual address %p to physical address %p.\n", PAGE0, KA2PA(frame0));	65	printf("Mapping virtual address %p to physical address %p.\n", PAGE0, KA2PA(frame0));
59	page_mapping_insert(AS_KERNEL, PAGE0, KA2PA(frame0), PAGE_PRESENT \| PAGE_WRITE);	66	page_mapping_insert(AS_KERNEL, PAGE0, KA2PA(frame0), PAGE_PRESENT \| PAGE_WRITE);
60	printf("Mapping virtual address %p to physical address %p.\n", PAGE1, KA2PA(frame1));	67	printf("Mapping virtual address %p to physical address %p.\n", PAGE1, KA2PA(frame1));
61	page_mapping_insert(AS_KERNEL, PAGE1, KA2PA(frame1), PAGE_PRESENT \| PAGE_WRITE);	68	page_mapping_insert(AS_KERNEL, PAGE1, KA2PA(frame1), PAGE_PRESENT \| PAGE_WRITE);
62		69
63	printf("Value at virtual address %p is %#x.\n", PAGE0, v0 = ((uint32_t ) PAGE0));	70	printf("Value at virtual address %p is %#x.\n", PAGE0, v0 = ((uint32_t ) PAGE0));
64	printf("Value at virtual address %p is %#x.\n", PAGE1, v1 = ((uint32_t ) PAGE1));	71	printf("Value at virtual address %p is %#x.\n", PAGE1, v1 = ((uint32_t ) PAGE1));
65		72
66	ASSERT(v0 == VALUE0);	73	ASSERT(v0 == VALUE0);
67	ASSERT(v1 == VALUE1);	74	ASSERT(v1 == VALUE1);
68		75
69	printf("Writing %#x to virtual address %p.\n", 0, PAGE0);	76	printf("Writing %#x to virtual address %p.\n", 0, PAGE0);
70	((uint32_t ) PAGE0) = 0;	77	((uint32_t ) PAGE0) = 0;
71	printf("Writing %#x to virtual address %p.\n", 0, PAGE1);	78	printf("Writing %#x to virtual address %p.\n", 0, PAGE1);
72	((uint32_t ) PAGE1) = 0;	79	((uint32_t ) PAGE1) = 0;
73		80
74	v0 = ((uint32_t ) PAGE0);	81	v0 = ((uint32_t ) PAGE0);
75	v1 = ((uint32_t ) PAGE1);	82	v1 = ((uint32_t ) PAGE1);
76		83
77	printf("Value at virtual address %p is %#x.\n", PAGE0, ((uint32_t ) PAGE0));	84	printf("Value at virtual address %p is %#x.\n", PAGE0, ((uint32_t ) PAGE0));
78	printf("Value at virtual address %p is %#x.\n", PAGE1, ((uint32_t ) PAGE1));	85	printf("Value at virtual address %p is %#x.\n", PAGE1, ((uint32_t ) PAGE1));
79		86
80	ASSERT(v0 == 0);	87	ASSERT(v0 == 0);
81	ASSERT(v1 == 0);	88	ASSERT(v1 == 0);
82		89
83	printf("Test passed.\n");	90	printf("Test passed.\n");
-		91	#ifdef CONFIG_BENCH
-		92	uint64_t dt = get_cycle() - t0;
-		93	printf("Time: %.d cycles\n", sizeof(dt) 2, dt);
84		94	#endif
85	}	95	}
86		96

Subversion Repositories HelenOS

(root)/trunk/kernel/test/mm/mapping1.c – Rev 1787 → 2021