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326 | palkovsky | 1 | /* |
2 | * Copyright (C) 2005 Ondrej Palkovsky |
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3 | * All rights reserved. |
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4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions |
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7 | * are met: |
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8 | * |
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9 | * - Redistributions of source code must retain the above copyright |
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10 | * notice, this list of conditions and the following disclaimer. |
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11 | * - Redistributions in binary form must reproduce the above copyright |
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12 | * notice, this list of conditions and the following disclaimer in the |
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13 | * documentation and/or other materials provided with the distribution. |
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14 | * - The name of the author may not be used to endorse or promote products |
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15 | * derived from this software without specific prior written permission. |
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16 | * |
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17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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27 | */ |
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28 | |||
2027 | decky | 29 | #ifdef mips32 |
30 | |||
326 | palkovsky | 31 | #include <print.h> |
32 | #include <debug.h> |
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33 | |||
34 | #include <test.h> |
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1104 | jermar | 35 | #include <atomic.h> |
326 | palkovsky | 36 | #include <proc/thread.h> |
37 | #include <time/delay.h> |
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38 | |||
39 | #include <arch.h> |
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40 | |||
41 | #define THREADS 50 |
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42 | #define DELAY 10000L |
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43 | #define ATTEMPTS 5 |
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44 | |||
483 | jermar | 45 | static atomic_t threads_ok; |
2027 | decky | 46 | static atomic_t threads_fault; |
326 | palkovsky | 47 | static waitq_t can_start; |
48 | |||
49 | static void testit1(void *data) |
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50 | { |
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51 | int i; |
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2027 | decky | 52 | int arg __attribute__((aligned(16))) = (int) ((unative_t) data); |
326 | palkovsky | 53 | int after_arg __attribute__((aligned(16))); |
2027 | decky | 54 | |
1658 | vana | 55 | thread_detach(THREAD); |
326 | palkovsky | 56 | |
57 | waitq_sleep(&can_start); |
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58 | |||
2027 | decky | 59 | for (i = 0; i < ATTEMPTS; i++) { |
60 | asm volatile ( |
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326 | palkovsky | 61 | "mtc1 %0,$1" |
2027 | decky | 62 | : "=r" (arg) |
63 | ); |
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64 | |||
326 | palkovsky | 65 | delay(DELAY); |
2027 | decky | 66 | |
67 | asm volatile ( |
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326 | palkovsky | 68 | "mfc1 %0, $1" |
2027 | decky | 69 | : "=r" (after_arg) |
70 | ); |
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326 | palkovsky | 71 | |
2027 | decky | 72 | if (arg != after_arg) { |
73 | printf("General reg tid%d: arg(%d) != %d\n", THREAD->tid, arg, after_arg); |
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74 | atomic_inc(&threads_fault); |
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75 | break; |
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76 | } |
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326 | palkovsky | 77 | } |
78 | atomic_inc(&threads_ok); |
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79 | } |
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80 | |||
81 | static void testit2(void *data) |
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82 | { |
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83 | int i; |
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2027 | decky | 84 | int arg __attribute__((aligned(16))) = (int) ((unative_t) data); |
326 | palkovsky | 85 | int after_arg __attribute__((aligned(16))); |
2027 | decky | 86 | |
1658 | vana | 87 | thread_detach(THREAD); |
2027 | decky | 88 | |
326 | palkovsky | 89 | waitq_sleep(&can_start); |
90 | |||
2027 | decky | 91 | for (i = 0; i < ATTEMPTS; i++) { |
92 | asm volatile ( |
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329 | palkovsky | 93 | "mtc1 %0,$1" |
2027 | decky | 94 | : "=r" (arg) |
95 | ); |
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326 | palkovsky | 96 | |
97 | scheduler(); |
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2027 | decky | 98 | asm volatile ( |
329 | palkovsky | 99 | "mfc1 %0,$1" |
2027 | decky | 100 | : "=r" (after_arg) |
101 | ); |
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326 | palkovsky | 102 | |
2027 | decky | 103 | if (arg != after_arg) { |
2029 | decky | 104 | printf("General reg tid%d: arg(%d) != %d\n", THREAD->tid, arg, after_arg); |
2027 | decky | 105 | atomic_inc(&threads_fault); |
106 | break; |
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107 | } |
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326 | palkovsky | 108 | } |
109 | atomic_inc(&threads_ok); |
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110 | } |
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111 | |||
112 | |||
2050 | decky | 113 | char * test_mips2(bool quiet) |
326 | palkovsky | 114 | { |
2027 | decky | 115 | unsigned int i, total = 0; |
116 | |||
326 | palkovsky | 117 | waitq_initialize(&can_start); |
2027 | decky | 118 | atomic_set(&threads_ok, 0); |
119 | atomic_set(&threads_fault, 0); |
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120 | printf("Creating %d threads... ", 2 * THREADS); |
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326 | palkovsky | 121 | |
2027 | decky | 122 | for (i = 0; i < THREADS; i++) { |
123 | thread_t *t; |
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124 | |||
2042 | decky | 125 | if (!(t = thread_create(testit1, (void *) ((unative_t) 2 * i), TASK, 0, "testit1", false))) { |
2027 | decky | 126 | printf("could not create thread %d\n", 2 * i); |
127 | break; |
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128 | } |
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326 | palkovsky | 129 | thread_ready(t); |
2027 | decky | 130 | total++; |
131 | |||
2042 | decky | 132 | if (!(t = thread_create(testit2, (void *) ((unative_t) 2 * i + 1), TASK, 0, "testit2", false))) { |
2027 | decky | 133 | printf("could not create thread %d\n", 2 * i + 1); |
134 | break; |
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135 | } |
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326 | palkovsky | 136 | thread_ready(t); |
2027 | decky | 137 | total++; |
326 | palkovsky | 138 | } |
139 | printf("ok\n"); |
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2027 | decky | 140 | |
326 | palkovsky | 141 | thread_sleep(1); |
142 | waitq_wakeup(&can_start, WAKEUP_ALL); |
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2027 | decky | 143 | |
144 | while (atomic_get(&threads_ok) != total) { |
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145 | printf("Threads left: %d\n", total - atomic_get(&threads_ok)); |
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146 | thread_sleep(1); |
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147 | } |
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148 | |||
149 | if (atomic_get(&threads_fault) == 0) |
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150 | return NULL; |
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151 | |||
152 | return "Test failed"; |
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326 | palkovsky | 153 | } |
2021 | decky | 154 | |
155 | #endif |