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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/asid.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 | #define PAGE0 0x10000000 |
37 | #define PAGE0 0x10000000 |
38 | #define PAGE1 (PAGE0+PAGE_SIZE) |
38 | #define PAGE1 (PAGE0+PAGE_SIZE) |
39 | 39 | ||
40 | #define VALUE0 0x01234567 |
40 | #define VALUE0 0x01234567 |
41 | #define VALUE1 0x89abcdef |
41 | #define VALUE1 0x89abcdef |
42 | 42 | ||
43 | void test(void) |
43 | void test(void) |
44 | { |
44 | { |
45 | __address frame0, frame1; |
45 | __address frame0, frame1; |
46 | __u32 v0, v1; |
46 | __u32 v0, v1; |
47 | 47 | ||
48 | printf("Memory management test mapping #1\n"); |
48 | printf("Memory management test mapping #1\n"); |
49 | 49 | ||
50 | frame0 = frame_alloc(FRAME_KA, ONE_FRAME, NULL); |
50 | frame0 = frame_alloc(FRAME_KA, ONE_FRAME, NULL); |
51 | frame1 = frame_alloc(FRAME_KA, ONE_FRAME, NULL); |
51 | frame1 = frame_alloc(FRAME_KA, ONE_FRAME, NULL); |
52 | 52 | ||
53 | printf("Writing %L to physical address %P.\n", VALUE0, KA2PA(frame0)); |
53 | printf("Writing %L to physical address %P.\n", VALUE0, KA2PA(frame0)); |
54 | *((__u32 *) frame0) = VALUE0; |
54 | *((__u32 *) frame0) = VALUE0; |
55 | printf("Writing %L to physical address %P.\n", VALUE1, KA2PA(frame1)); |
55 | printf("Writing %L to physical address %P.\n", VALUE1, KA2PA(frame1)); |
56 | *((__u32 *) frame1) = VALUE1; |
56 | *((__u32 *) frame1) = VALUE1; |
57 | 57 | ||
58 | printf("Mapping virtual address %P to physical address %P.\n", PAGE0, KA2PA(frame0)); |
58 | printf("Mapping virtual address %P to physical address %P.\n", PAGE0, KA2PA(frame0)); |
59 | page_mapping_insert(PAGE0, ASID_KERNEL, KA2PA(frame0), PAGE_PRESENT | PAGE_WRITE, 0); |
59 | page_mapping_insert(AS_KERNEL, PAGE0, KA2PA(frame0), PAGE_PRESENT | PAGE_WRITE, 0); |
60 | printf("Mapping virtual address %P to physical address %P.\n", PAGE1, KA2PA(frame1)); |
60 | printf("Mapping virtual address %P to physical address %P.\n", PAGE1, KA2PA(frame1)); |
61 | page_mapping_insert(PAGE1, ASID_KERNEL, KA2PA(frame1), PAGE_PRESENT | PAGE_WRITE, 0); |
61 | page_mapping_insert(AS_KERNEL, PAGE1, KA2PA(frame1), PAGE_PRESENT | PAGE_WRITE, 0); |
62 | 62 | ||
63 | printf("Value at virtual address %P is %L.\n", PAGE0, v0 = *((__u32 *) PAGE0)); |
63 | printf("Value at virtual address %P is %L.\n", PAGE0, v0 = *((__u32 *) PAGE0)); |
64 | printf("Value at virtual address %P is %L.\n", PAGE1, v1 = *((__u32 *) PAGE1)); |
64 | printf("Value at virtual address %P is %L.\n", PAGE1, v1 = *((__u32 *) PAGE1)); |
65 | 65 | ||
66 | ASSERT(v0 == VALUE0); |
66 | ASSERT(v0 == VALUE0); |
67 | ASSERT(v1 == VALUE1); |
67 | ASSERT(v1 == VALUE1); |
68 | 68 | ||
69 | printf("Writing %X to virtual address %P.\n", 0, PAGE0); |
69 | printf("Writing %X to virtual address %P.\n", 0, PAGE0); |
70 | *((__u32 *) PAGE0) = 0; |
70 | *((__u32 *) PAGE0) = 0; |
71 | printf("Writing %X to virtual address %P.\n", 0, PAGE1); |
71 | printf("Writing %X to virtual address %P.\n", 0, PAGE1); |
72 | *((__u32 *) PAGE1) = 0; |
72 | *((__u32 *) PAGE1) = 0; |
73 | 73 | ||
74 | v0 = *((__u32 *) PAGE0); |
74 | v0 = *((__u32 *) PAGE0); |
75 | v1 = *((__u32 *) PAGE1); |
75 | v1 = *((__u32 *) PAGE1); |
76 | 76 | ||
77 | printf("Value at virtual address %P is %X.\n", PAGE0, *((__u32 *) PAGE0)); |
77 | printf("Value at virtual address %P is %X.\n", PAGE0, *((__u32 *) PAGE0)); |
78 | printf("Value at virtual address %P is %X.\n", PAGE1, *((__u32 *) PAGE1)); |
78 | printf("Value at virtual address %P is %X.\n", PAGE1, *((__u32 *) PAGE1)); |
79 | 79 | ||
80 | ASSERT(v0 == 0); |
80 | ASSERT(v0 == 0); |
81 | ASSERT(v1 == 0); |
81 | ASSERT(v1 == 0); |
82 | 82 | ||
83 | printf("Test passed.\n"); |
83 | printf("Test passed.\n"); |
84 | 84 | ||
85 | } |
85 | } |
86 | 86 |