[e6000760] | 1 | /* |
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| 2 | * Copyright 2008 Chris Johns (chrisj@rtems.org) |
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| 3 | * |
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| 4 | * The license and distribution terms for this file may be |
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| 5 | * found in the file LICENSE in this distribution or at |
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| 6 | * http://www.rtems.com/license/LICENSE. |
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| 7 | */ |
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| 8 | |
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| 9 | /** |
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| 10 | * BD Buffer test. |
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| 11 | * |
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| 12 | * Please add more tests |
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| 13 | */ |
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| 14 | |
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[7d3f9c6] | 15 | #ifdef HAVE_CONFIG_H |
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| 16 | #include "config.h" |
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| 17 | #endif |
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| 18 | |
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[e6000760] | 19 | #include <errno.h> |
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| 20 | #include <setjmp.h> |
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| 21 | #include <stdio.h> |
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| 22 | #include <stdlib.h> |
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| 23 | #include <sys/types.h> |
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| 24 | #include <sys/stat.h> |
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| 25 | #include <inttypes.h> |
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| 26 | |
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| 27 | #include <rtems.h> |
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| 28 | #include <rtems/chain.h> |
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| 29 | #include <rtems/error.h> |
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| 30 | #include <rtems/bdbuf.h> |
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| 31 | |
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[4c86e3d] | 32 | /* forward declarations to avoid warnings */ |
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| 33 | static rtems_task Init(rtems_task_argument argument); |
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| 34 | |
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[e6000760] | 35 | #define BDBUF_DISKS 2 |
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| 36 | #define BDBUF_SIZE 1024 |
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| 37 | |
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| 38 | #if 0 |
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| 39 | const rtems_bdbuf_config rtems_bdbuf_configuration = |
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| 40 | { |
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| 41 | 5, /* max_read_ahead_blocks */ |
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| 42 | 5, /* max_write_blocks */ |
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| 43 | 15, /* swapout_priority */ |
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| 44 | 250, /* swapout_period */ |
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| 45 | 1000, /* swap_block_hold */ |
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| 46 | 0, /* swapout_workers */ |
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| 47 | 15, /* swapout_worker_priority */ |
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| 48 | 1024 * 1024, /* size */ |
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| 49 | 512, /* buffer_min */ |
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| 50 | 4096 /* buffer_max */ |
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| 51 | }; |
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| 52 | #endif |
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| 53 | |
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| 54 | /** |
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| 55 | * Let the IO system allocation the next available major number. |
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| 56 | */ |
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| 57 | #define RTEMS_DRIVER_AUTO_MAJOR (0) |
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| 58 | |
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| 59 | /** |
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| 60 | * The bdbuf disk driver base name. |
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| 61 | */ |
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| 62 | #define BDBUF_DISK_DEVICE_BASE_NAME "/dev/bddisk" |
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| 63 | |
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| 64 | /** |
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| 65 | * The actions the disk driver handles. |
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| 66 | */ |
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| 67 | typedef enum bdbuf_disk_action |
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| 68 | { |
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| 69 | BDBUF_DISK_NOOP, |
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| 70 | BDBUF_DISK_WAIT, |
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| 71 | BDBUF_DISK_SLEEP, |
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| 72 | BDBUF_DISK_BLOCKS_INORDER |
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| 73 | } bdbuf_disk_action; |
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| 74 | |
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| 75 | /** |
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| 76 | * The BDBUF Disk driver. |
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| 77 | */ |
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| 78 | typedef struct bdbuf_disk |
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| 79 | { |
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| 80 | const char* name; |
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| 81 | rtems_id lock; |
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| 82 | uint32_t block_size; |
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| 83 | uint32_t block_count; |
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| 84 | bdbuf_disk_action driver_action; |
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| 85 | const char* watcher_name; |
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| 86 | rtems_id watcher; |
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| 87 | int watch_count; |
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| 88 | const char* waiting_name; |
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| 89 | rtems_id waiting; |
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| 90 | uint32_t driver_sleep; |
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| 91 | } bdbuf_disk; |
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| 92 | |
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| 93 | /* |
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| 94 | * A disk drive for each pool. |
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| 95 | */ |
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| 96 | static bdbuf_disk bdbuf_disks[BDBUF_DISKS]; |
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| 97 | |
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| 98 | /** |
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| 99 | * Task control. |
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| 100 | */ |
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| 101 | typedef struct bdbuf_task_control |
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| 102 | { |
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| 103 | bool die; |
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| 104 | const char* name; |
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| 105 | rtems_id task; |
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| 106 | rtems_id master; |
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| 107 | int test; |
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| 108 | rtems_device_major_number major; |
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| 109 | rtems_device_minor_number minor; |
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| 110 | bool passed; |
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[40284de] | 111 | rtems_disk_device *dd; |
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[e6000760] | 112 | } bdbuf_task_control; |
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| 113 | |
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| 114 | #define BDBUF_TEST_TASKS (3) |
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| 115 | |
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[b6911069] | 116 | #define BDBUF_TEST_STACK_SIZE (2 * RTEMS_MINIMUM_STACK_SIZE) |
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| 117 | |
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[e6000760] | 118 | /** |
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| 119 | * Seconds as milli-seconds. |
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| 120 | */ |
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| 121 | #define BDBUF_SECONDS(msec) ((msec) * 1000UL) |
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| 122 | |
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| 123 | /** |
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| 124 | * Print a message to output and flush it. |
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| 125 | * |
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| 126 | * @param format The format string. See printf for details. |
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| 127 | * @param ... The arguments for the format text. |
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| 128 | * @return int The number of bytes written to the output. |
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| 129 | */ |
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| 130 | static int |
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| 131 | bdbuf_test_printf (const char *format, ...) |
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| 132 | { |
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| 133 | int ret = 0; |
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| 134 | va_list args; |
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| 135 | va_start (args, format); |
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| 136 | ret = vfprintf (stdout, format, args); |
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| 137 | fflush (stdout); |
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| 138 | return ret; |
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| 139 | } |
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| 140 | |
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| 141 | /** |
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| 142 | * Print the status code description and return true if true. |
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| 143 | * |
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| 144 | * @param sc The RTEMS status code. |
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| 145 | * @retval true The status code is successful. |
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| 146 | * @retval false The status code is not successful. |
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| 147 | */ |
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| 148 | static bool |
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| 149 | bdbuf_test_print_sc (rtems_status_code sc, bool newline) |
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| 150 | { |
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| 151 | if (newline) |
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| 152 | fprintf (stdout, "%s\n", rtems_status_text (sc)); |
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| 153 | else |
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| 154 | fprintf (stdout, "%s", rtems_status_text (sc)); |
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| 155 | return sc == RTEMS_SUCCESSFUL; |
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| 156 | } |
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| 157 | |
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| 158 | /** |
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| 159 | * BDBuf disk device driver lock. |
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| 160 | */ |
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| 161 | static bool |
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| 162 | bdbuf_disk_lock (bdbuf_disk* bdd) |
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| 163 | { |
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| 164 | rtems_status_code sc; |
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| 165 | sc = rtems_semaphore_obtain (bdd->lock, RTEMS_WAIT, 0); |
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| 166 | if (sc != RTEMS_SUCCESSFUL) |
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| 167 | { |
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| 168 | bdbuf_test_printf ("disk ioctl: lock failed: "); |
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| 169 | bdbuf_test_print_sc (sc, true); |
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| 170 | return false; |
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| 171 | } |
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| 172 | return true; |
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| 173 | } |
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| 174 | |
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| 175 | /** |
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| 176 | * BDBuf disk device driver unlock. |
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| 177 | */ |
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| 178 | static bool |
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| 179 | bdbuf_disk_unlock (bdbuf_disk* bdd) |
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| 180 | { |
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| 181 | rtems_status_code sc; |
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| 182 | sc = rtems_semaphore_release (bdd->lock); |
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| 183 | if (sc != RTEMS_SUCCESSFUL) |
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| 184 | { |
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| 185 | bdbuf_test_printf ("disk ioctl: unlock failed: "); |
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| 186 | bdbuf_test_print_sc (sc, true); |
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| 187 | return false; |
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| 188 | } |
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| 189 | return true; |
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| 190 | } |
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| 191 | |
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| 192 | /** |
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| 193 | * BDBUf wait for the wait event. |
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| 194 | */ |
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[796967c] | 195 | static rtems_status_code |
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[e6000760] | 196 | bdbuf_wait (const char* who, unsigned long timeout) |
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| 197 | { |
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| 198 | rtems_status_code sc; |
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| 199 | rtems_event_set out; |
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| 200 | sc = rtems_event_receive (RTEMS_EVENT_0, |
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| 201 | RTEMS_WAIT | RTEMS_EVENT_ANY, |
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| 202 | TOD_MICROSECONDS_TO_TICKS (timeout * 1000), |
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| 203 | &out); |
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| 204 | if (sc != RTEMS_SUCCESSFUL) |
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| 205 | { |
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| 206 | bdbuf_test_printf ("%s: wait: receive failed: ", who); |
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| 207 | bdbuf_test_print_sc (sc, true); |
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| 208 | } |
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| 209 | else if ((out & RTEMS_EVENT_0) == 0) |
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| 210 | { |
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| 211 | bdbuf_test_printf ("%s: wait: received wrong event: %08x", who, out); |
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| 212 | } |
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| 213 | return sc; |
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| 214 | } |
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| 215 | |
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| 216 | /** |
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| 217 | * BDBUf send wait event. |
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| 218 | */ |
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| 219 | static bool |
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| 220 | bdbuf_send_wait_event (const char* task, const char* msg, rtems_id id) |
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| 221 | { |
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| 222 | bdbuf_test_printf ("%s: %s: %08x: ", task, msg, id); |
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| 223 | return bdbuf_test_print_sc (rtems_event_send (id, RTEMS_EVENT_0), true); |
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| 224 | } |
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| 225 | |
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| 226 | /** |
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| 227 | * BDBUf wait for the wait event. |
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| 228 | */ |
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| 229 | static rtems_status_code |
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| 230 | bdbuf_watch (unsigned long timeout) |
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| 231 | { |
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| 232 | rtems_status_code sc; |
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| 233 | rtems_event_set out; |
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| 234 | sc = rtems_event_receive (RTEMS_EVENT_1, |
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| 235 | RTEMS_WAIT | RTEMS_EVENT_ANY, |
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| 236 | TOD_MICROSECONDS_TO_TICKS (timeout * 1000), |
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| 237 | &out); |
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| 238 | if (sc != RTEMS_SUCCESSFUL) |
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| 239 | { |
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| 240 | bdbuf_test_printf ("watch: receive failed: "); |
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| 241 | bdbuf_test_print_sc (sc, true); |
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| 242 | } |
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| 243 | else if ((out & RTEMS_EVENT_1) == 0) |
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| 244 | { |
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| 245 | bdbuf_test_printf ("watch: received wrong event: %08x", out); |
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| 246 | } |
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| 247 | return sc; |
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| 248 | } |
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| 249 | |
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| 250 | /** |
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| 251 | * BDBUf send wait event. |
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| 252 | */ |
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| 253 | static bool |
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| 254 | bdbuf_send_watch_event (const char* task, const char* msg, rtems_id id) |
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| 255 | { |
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| 256 | bdbuf_test_printf ("%s: %s: %08x: ", task, msg, id); |
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| 257 | return bdbuf_test_print_sc (rtems_event_send (id, RTEMS_EVENT_1), true); |
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| 258 | } |
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| 259 | |
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| 260 | /** |
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| 261 | * Set up a disk driver watch. |
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| 262 | */ |
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| 263 | static void |
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| 264 | bdbuf_set_disk_driver_watch (bdbuf_task_control* tc, int count) |
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| 265 | { |
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| 266 | /* |
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| 267 | * Set up a disk watch and wait for the write to happen. |
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| 268 | */ |
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| 269 | bdbuf_disk_lock (&bdbuf_disks[tc->minor]); |
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| 270 | bdbuf_disks[tc->minor].watcher_name = tc->name; |
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| 271 | bdbuf_disks[tc->minor].watcher = tc->task; |
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| 272 | bdbuf_disks[tc->minor].watch_count = count; |
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| 273 | bdbuf_disk_unlock (&bdbuf_disks[tc->minor]); |
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| 274 | } |
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| 275 | |
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| 276 | /** |
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| 277 | * Clear the disk driver watch. |
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| 278 | */ |
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| 279 | static void |
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| 280 | bdbuf_clear_disk_driver_watch (bdbuf_task_control* tc) |
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| 281 | { |
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| 282 | /* |
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| 283 | * Set up a disk watch and wait for the write to happen. |
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| 284 | */ |
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| 285 | bdbuf_disk_lock (&bdbuf_disks[tc->minor]); |
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| 286 | bdbuf_disks[tc->minor].watcher_name = 0; |
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| 287 | bdbuf_disks[tc->minor].watcher = 0; |
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| 288 | bdbuf_disks[tc->minor].watch_count = 0; |
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| 289 | bdbuf_disk_unlock (&bdbuf_disks[tc->minor]); |
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| 290 | } |
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| 291 | |
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| 292 | /** |
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| 293 | * Wait for the disk driver watch. |
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| 294 | */ |
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| 295 | static bool |
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| 296 | bdbuf_disk_driver_watch_wait (bdbuf_task_control* tc, unsigned long msecs) |
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| 297 | { |
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| 298 | bool passed = true; |
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| 299 | rtems_status_code sc = bdbuf_watch (msecs); |
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| 300 | if (sc != RTEMS_SUCCESSFUL) |
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| 301 | { |
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| 302 | bdbuf_test_printf ("%s: driver watch: driver wait: ", tc->name); |
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| 303 | passed = bdbuf_test_print_sc (sc, true); |
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| 304 | } |
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| 305 | bdbuf_clear_disk_driver_watch (tc); |
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| 306 | return passed; |
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| 307 | } |
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| 308 | |
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| 309 | /** |
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| 310 | * Set the disk driver action. |
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| 311 | */ |
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| 312 | static void |
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| 313 | bdbuf_set_disk_driver_action (bdbuf_task_control* tc, bdbuf_disk_action action) |
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| 314 | { |
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| 315 | /* |
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| 316 | * Set up a disk action. |
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| 317 | */ |
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| 318 | bdbuf_disk_lock (&bdbuf_disks[tc->minor]); |
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| 319 | bdbuf_disks[tc->minor].driver_action = action; |
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| 320 | bdbuf_disk_unlock (&bdbuf_disks[tc->minor]); |
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| 321 | } |
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| 322 | |
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| 323 | /** |
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| 324 | * BDBUF Sleep. |
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| 325 | */ |
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| 326 | static bool |
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| 327 | bdbuf_sleep (unsigned long msecs) |
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| 328 | { |
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| 329 | rtems_status_code sc; |
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| 330 | sc = rtems_task_wake_after (TOD_MICROSECONDS_TO_TICKS (msecs * 1000)); |
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| 331 | if (sc != RTEMS_SUCCESSFUL) |
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| 332 | { |
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| 333 | bdbuf_test_printf ("sleep wake after failed: "); |
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| 334 | bdbuf_test_print_sc (sc, true); |
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| 335 | return false; |
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| 336 | } |
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| 337 | return true; |
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| 338 | } |
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| 339 | |
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| 340 | /** |
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| 341 | * Initialise a task control. |
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| 342 | */ |
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| 343 | static void |
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| 344 | bdbuf_task_control_init (int task, |
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| 345 | bdbuf_task_control* tc, |
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| 346 | rtems_id master, |
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[796967c] | 347 | rtems_device_major_number major, |
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[40284de] | 348 | rtems_disk_device *dd) |
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[e6000760] | 349 | { |
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| 350 | char name[6]; |
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| 351 | sprintf (name, "bdt%d", task); |
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[b1274bd9] | 352 | |
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[e6000760] | 353 | tc->die = false; |
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| 354 | tc->name = strdup (name); /* leaks */ |
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| 355 | tc->task = 0; |
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| 356 | tc->master = master; |
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| 357 | tc->test = 0; |
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| 358 | tc->major = major; |
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| 359 | tc->minor = 0; |
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| 360 | tc->passed = false; |
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[796967c] | 361 | tc->dd = dd; |
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[e6000760] | 362 | } |
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| 363 | |
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| 364 | static bool |
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| 365 | bdbuf_disk_ioctl_watcher (bdbuf_disk* bdd, int update) |
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| 366 | { |
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| 367 | /* |
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| 368 | * Always wake the watcher. |
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| 369 | */ |
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| 370 | if (bdd->watcher) |
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| 371 | { |
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| 372 | if (bdd->watch_count) |
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| 373 | { |
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| 374 | if (update > bdd->watch_count) |
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| 375 | bdd->watch_count -= update; |
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| 376 | else |
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| 377 | bdd->watch_count = 0; |
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| 378 | } |
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[b1274bd9] | 379 | |
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[e6000760] | 380 | if (bdd->watch_count == 0) |
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| 381 | { |
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| 382 | bdbuf_send_watch_event (bdd->watcher_name, |
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| 383 | "disk ioctl: wake watcher", |
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| 384 | bdd->watcher); |
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| 385 | bdd->watcher = 0; |
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| 386 | } |
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| 387 | } |
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[b1274bd9] | 388 | |
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[e6000760] | 389 | return true; |
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| 390 | } |
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| 391 | |
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| 392 | |
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| 393 | static bool |
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| 394 | bdbuf_disk_ioctl_process (bdbuf_disk* bdd, rtems_blkdev_request* req) |
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| 395 | { |
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| 396 | bool result = true; |
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| 397 | int b; |
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[b1274bd9] | 398 | |
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[e6000760] | 399 | /* |
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| 400 | * Perform the requested action. |
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| 401 | */ |
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| 402 | switch (bdd->driver_action) |
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| 403 | { |
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| 404 | case BDBUF_DISK_NOOP: |
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| 405 | break; |
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[b1274bd9] | 406 | |
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[e6000760] | 407 | case BDBUF_DISK_WAIT: |
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| 408 | if (bdd->waiting) |
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| 409 | bdbuf_test_printf ("disk ioctl: bad waiter: %s:%08x\n", |
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| 410 | bdd->waiting_name, bdd->waiting); |
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| 411 | bdd->waiting_name = "bdd"; |
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| 412 | |
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| 413 | bdd->waiting = rtems_task_self (); |
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| 414 | |
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| 415 | if (bdbuf_disk_unlock (bdd)) |
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| 416 | result = bdbuf_wait (bdd->name, 0) == RTEMS_SUCCESSFUL; |
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| 417 | else |
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| 418 | result = false; |
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| 419 | |
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| 420 | /* |
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| 421 | * Ignore any error if one happens. |
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| 422 | */ |
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| 423 | bdbuf_disk_lock (bdd); |
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| 424 | break; |
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| 425 | |
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| 426 | case BDBUF_DISK_SLEEP: |
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| 427 | bdbuf_test_printf ("disk ioctl: sleeping: %d msecs\n", |
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| 428 | bdd->driver_sleep); |
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| 429 | result = bdbuf_sleep (bdd->driver_sleep); |
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| 430 | break; |
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| 431 | |
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| 432 | case BDBUF_DISK_BLOCKS_INORDER: |
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| 433 | bdbuf_test_printf ("disk ioctl: multi-block order check: count = %d\n", |
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| 434 | req->bufnum); |
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| 435 | for (b = 0; b < (req->bufnum - 1); b++) |
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| 436 | if (req->bufs[b].block >= req->bufs[b + 1].block) |
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| 437 | bdbuf_test_printf ("disk ioctl: out of order: index:%d (%d >= %d\n", |
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| 438 | b, req->bufs[b].block, req->bufs[b + 1].block); |
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| 439 | break; |
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| 440 | |
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| 441 | default: |
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| 442 | bdbuf_test_printf ("disk ioctl: invalid action: %d\n", |
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| 443 | bdd->driver_action); |
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| 444 | result = false; |
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| 445 | break; |
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| 446 | } |
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| 447 | |
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| 448 | return result; |
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| 449 | } |
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| 450 | |
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| 451 | static bool |
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| 452 | bdbuf_disk_ioctl_leave (bdbuf_disk* bdd, int buffer_count) |
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| 453 | { |
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| 454 | /* |
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| 455 | * Handle the watcher. |
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| 456 | */ |
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| 457 | bdbuf_disk_ioctl_watcher (bdd, buffer_count); |
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[b1274bd9] | 458 | |
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[e6000760] | 459 | return true; |
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| 460 | } |
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| 461 | |
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| 462 | /** |
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| 463 | * BDBuf disk IOCTL handler. |
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| 464 | * |
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| 465 | * @param dd Disk device. |
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| 466 | * @param req IOCTL request code. |
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| 467 | * @param argp IOCTL argument. |
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| 468 | * @retval The IOCTL return value |
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| 469 | */ |
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| 470 | static int |
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| 471 | bdbuf_disk_ioctl (rtems_disk_device *dd, uint32_t req, void* argp) |
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| 472 | { |
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| 473 | rtems_blkdev_request *r = argp; |
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[9325362] | 474 | bdbuf_disk *bdd = rtems_disk_get_driver_data (dd); |
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[e6000760] | 475 | |
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| 476 | errno = 0; |
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[b1274bd9] | 477 | |
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[e6000760] | 478 | if (!bdbuf_disk_lock (bdd)) |
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| 479 | { |
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| 480 | errno = EIO; |
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| 481 | } |
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| 482 | else |
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| 483 | { |
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| 484 | switch (req) |
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| 485 | { |
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| 486 | case RTEMS_BLKIO_REQUEST: |
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| 487 | switch (r->req) |
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| 488 | { |
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| 489 | case RTEMS_BLKDEV_REQ_READ: |
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| 490 | if (!bdbuf_disk_ioctl_process (bdd, r)) |
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| 491 | errno = EIO; |
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| 492 | else |
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| 493 | { |
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| 494 | rtems_blkdev_sg_buffer* sg = r->bufs; |
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| 495 | uint32_t block = RTEMS_BLKDEV_START_BLOCK (r); |
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| 496 | uint32_t b; |
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| 497 | int32_t remains; |
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| 498 | |
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| 499 | remains = r->bufnum * bdd->block_size; |
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| 500 | |
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| 501 | for (b = 0; b < r->bufnum; b++, block++, sg++) |
---|
| 502 | { |
---|
| 503 | uint32_t length = sg->length; |
---|
| 504 | |
---|
| 505 | if (sg->length != bdd->block_size) |
---|
| 506 | if (length > bdd->block_size) |
---|
| 507 | length = bdd->block_size; |
---|
| 508 | |
---|
| 509 | memset (sg->buffer, block, length); |
---|
| 510 | |
---|
| 511 | remains -= length; |
---|
| 512 | } |
---|
| 513 | |
---|
[64734fc] | 514 | r->req_done (r->done_arg, RTEMS_SUCCESSFUL); |
---|
[e6000760] | 515 | } |
---|
| 516 | bdbuf_disk_ioctl_leave (bdd, r->bufnum); |
---|
| 517 | break; |
---|
[b1274bd9] | 518 | |
---|
[e6000760] | 519 | case RTEMS_BLKDEV_REQ_WRITE: |
---|
| 520 | if (!bdbuf_disk_ioctl_process (bdd, r)) |
---|
| 521 | errno = EIO; |
---|
[64734fc] | 522 | r->req_done (r->done_arg, RTEMS_SUCCESSFUL); |
---|
[e6000760] | 523 | bdbuf_disk_ioctl_leave (bdd, r->bufnum); |
---|
| 524 | break; |
---|
[b1274bd9] | 525 | |
---|
[e6000760] | 526 | default: |
---|
[9325362] | 527 | errno = EINVAL; |
---|
[e6000760] | 528 | break; |
---|
| 529 | } |
---|
| 530 | break; |
---|
| 531 | |
---|
| 532 | default: |
---|
[9325362] | 533 | errno = EINVAL; |
---|
[e6000760] | 534 | break; |
---|
| 535 | } |
---|
| 536 | |
---|
| 537 | if (!bdbuf_disk_unlock (bdd)) |
---|
| 538 | errno = EIO; |
---|
| 539 | } |
---|
| 540 | |
---|
| 541 | return errno == 0 ? 0 : -1; |
---|
| 542 | } |
---|
| 543 | |
---|
| 544 | /** |
---|
| 545 | * BDBuf disk device driver initialization. |
---|
| 546 | * |
---|
| 547 | * @param major Disk major device number. |
---|
| 548 | * @param minor Minor device number, not applicable. |
---|
| 549 | * @param arg Initialization argument, not applicable. |
---|
| 550 | */ |
---|
| 551 | static rtems_device_driver |
---|
| 552 | bdbuf_disk_initialize (rtems_device_major_number major, |
---|
| 553 | rtems_device_minor_number minor, |
---|
| 554 | void* arg) |
---|
| 555 | { |
---|
| 556 | rtems_status_code sc; |
---|
[b1274bd9] | 557 | |
---|
[e6000760] | 558 | bdbuf_test_printf ("disk io init: "); |
---|
| 559 | sc = rtems_disk_io_initialize (); |
---|
| 560 | if (!bdbuf_test_print_sc (sc, true)) |
---|
| 561 | return sc; |
---|
[b1274bd9] | 562 | |
---|
[e6000760] | 563 | for (minor = 0; minor < BDBUF_DISKS; minor++) |
---|
| 564 | { |
---|
| 565 | char name[sizeof (BDBUF_DISK_DEVICE_BASE_NAME) + 10]; |
---|
| 566 | bdbuf_disk* bdd = &bdbuf_disks[minor]; |
---|
| 567 | rtems_status_code sc; |
---|
| 568 | |
---|
| 569 | snprintf (name, sizeof (name), |
---|
| 570 | BDBUF_DISK_DEVICE_BASE_NAME "%" PRIu32, minor); |
---|
| 571 | |
---|
| 572 | bdd->name = strdup (name); |
---|
[b1274bd9] | 573 | |
---|
[e6000760] | 574 | bdbuf_test_printf ("disk init: %s\n", bdd->name); |
---|
| 575 | bdbuf_test_printf ("disk lock: "); |
---|
| 576 | |
---|
| 577 | sc = rtems_semaphore_create (rtems_build_name ('B', 'D', 'D', 'K'), 1, |
---|
| 578 | RTEMS_PRIORITY | RTEMS_BINARY_SEMAPHORE | |
---|
| 579 | RTEMS_INHERIT_PRIORITY, 0, &bdd->lock); |
---|
| 580 | if (!bdbuf_test_print_sc (sc, true)) |
---|
| 581 | return RTEMS_IO_ERROR; |
---|
| 582 | |
---|
| 583 | bdd->block_size = 512 * (minor + 1); |
---|
| 584 | bdd->block_count = BDBUF_SIZE * (minor + 1); |
---|
| 585 | |
---|
| 586 | sc = rtems_disk_create_phys(rtems_filesystem_make_dev_t (major, minor), |
---|
| 587 | bdd->block_size, bdd->block_count, |
---|
| 588 | bdbuf_disk_ioctl, bdd, name); |
---|
| 589 | if (sc != RTEMS_SUCCESSFUL) |
---|
| 590 | { |
---|
| 591 | bdbuf_test_printf ("disk init: create phys failed: "); |
---|
| 592 | bdbuf_test_print_sc (sc, true); |
---|
| 593 | return sc; |
---|
| 594 | } |
---|
[b1274bd9] | 595 | |
---|
[e6000760] | 596 | } |
---|
| 597 | return RTEMS_SUCCESSFUL; |
---|
| 598 | } |
---|
| 599 | |
---|
| 600 | /** |
---|
| 601 | * Create the RAM Disk Driver entry. |
---|
| 602 | */ |
---|
| 603 | static rtems_driver_address_table bdbuf_disk_io_ops = { |
---|
| 604 | initialization_entry: bdbuf_disk_initialize, |
---|
| 605 | open_entry: rtems_blkdev_generic_open, |
---|
| 606 | close_entry: rtems_blkdev_generic_close, |
---|
| 607 | read_entry: rtems_blkdev_generic_read, |
---|
| 608 | write_entry: rtems_blkdev_generic_write, |
---|
| 609 | control_entry: rtems_blkdev_generic_ioctl |
---|
| 610 | }; |
---|
| 611 | |
---|
| 612 | /** |
---|
| 613 | * Set up the disk. |
---|
| 614 | */ |
---|
| 615 | |
---|
| 616 | static bool |
---|
[40284de] | 617 | bdbuf_tests_setup_disk (rtems_device_major_number *major, |
---|
| 618 | rtems_disk_device **dd_ptr) |
---|
[e6000760] | 619 | { |
---|
| 620 | rtems_status_code sc; |
---|
[796967c] | 621 | bool ok; |
---|
[b1274bd9] | 622 | |
---|
[e6000760] | 623 | /* |
---|
| 624 | * Register the disk driver. |
---|
| 625 | */ |
---|
| 626 | bdbuf_test_printf ("register disk driver\n"); |
---|
| 627 | |
---|
| 628 | sc = rtems_io_register_driver (RTEMS_DRIVER_AUTO_MAJOR, |
---|
| 629 | &bdbuf_disk_io_ops, |
---|
| 630 | major); |
---|
[796967c] | 631 | ok = sc == RTEMS_SUCCESSFUL; |
---|
[b1274bd9] | 632 | |
---|
[796967c] | 633 | if (ok) { |
---|
| 634 | *dd_ptr = rtems_disk_obtain (rtems_filesystem_make_dev_t (*major, 0)); |
---|
| 635 | ok = *dd_ptr != NULL; |
---|
| 636 | } |
---|
| 637 | |
---|
| 638 | return ok; |
---|
[e6000760] | 639 | } |
---|
| 640 | |
---|
| 641 | static bool |
---|
| 642 | bdbuf_tests_create_task (bdbuf_task_control* tc, |
---|
| 643 | rtems_task_priority priority, |
---|
| 644 | rtems_task_entry entry_point) |
---|
| 645 | { |
---|
| 646 | rtems_status_code sc; |
---|
| 647 | |
---|
| 648 | bdbuf_test_printf ("creating task: %s: priority: %d: ", |
---|
| 649 | tc->name, priority); |
---|
[b1274bd9] | 650 | |
---|
[e6000760] | 651 | sc = rtems_task_create (rtems_build_name (tc->name[0], tc->name[1], |
---|
| 652 | tc->name[2], tc->name[3]), |
---|
| 653 | priority, |
---|
[b6911069] | 654 | BDBUF_TEST_STACK_SIZE, |
---|
[e6000760] | 655 | RTEMS_NO_FLOATING_POINT | RTEMS_LOCAL, |
---|
| 656 | RTEMS_PREEMPT | RTEMS_NO_TIMESLICE | RTEMS_NO_ASR, |
---|
| 657 | &tc->task); |
---|
| 658 | if (!bdbuf_test_print_sc (sc, true)) |
---|
| 659 | return false; |
---|
[b1274bd9] | 660 | |
---|
[e6000760] | 661 | bdbuf_test_printf ("starting task: %s: ", tc->name); |
---|
[b1274bd9] | 662 | |
---|
[e6000760] | 663 | sc = rtems_task_start (tc->task, entry_point, (rtems_task_argument) tc); |
---|
| 664 | |
---|
| 665 | return bdbuf_test_print_sc (sc, true); |
---|
| 666 | } |
---|
| 667 | |
---|
| 668 | /** |
---|
| 669 | * Get the block 0 buffer twice. The first time it is requested it |
---|
| 670 | * will be taken from the empty list and returned to the LRU list. |
---|
| 671 | * The second time it will be removed from the LRU list. |
---|
| 672 | */ |
---|
| 673 | static void |
---|
| 674 | bdbuf_tests_task_0_test_1 (bdbuf_task_control* tc) |
---|
| 675 | { |
---|
| 676 | rtems_status_code sc; |
---|
| 677 | bool passed; |
---|
| 678 | int i; |
---|
| 679 | rtems_bdbuf_buffer* bd; |
---|
[b1274bd9] | 680 | |
---|
[e6000760] | 681 | /* |
---|
| 682 | * Set task control's passed to false to handle a timeout. |
---|
| 683 | */ |
---|
| 684 | tc->passed = false; |
---|
| 685 | passed = true; |
---|
| 686 | |
---|
| 687 | for (i = 0; (i < 2) && passed; i++) |
---|
| 688 | { |
---|
| 689 | bdbuf_test_printf ("%s: rtems_bdbuf_get[0]: ", tc->name); |
---|
[796967c] | 690 | sc = rtems_bdbuf_get (tc->dd, 0, &bd); |
---|
[e6000760] | 691 | if (!bdbuf_test_print_sc (sc, true)) |
---|
| 692 | { |
---|
| 693 | passed = false; |
---|
| 694 | break; |
---|
| 695 | } |
---|
[b1274bd9] | 696 | |
---|
[e6000760] | 697 | bdbuf_test_printf ("%s: rtems_bdbuf_release[0]: ", tc->name); |
---|
| 698 | sc = rtems_bdbuf_release (bd); |
---|
| 699 | if (!bdbuf_test_print_sc (sc, true)) |
---|
| 700 | { |
---|
| 701 | passed = false; |
---|
| 702 | break; |
---|
| 703 | } |
---|
| 704 | } |
---|
[b1274bd9] | 705 | |
---|
[e6000760] | 706 | tc->passed = passed; |
---|
| 707 | tc->test = 0; |
---|
| 708 | } |
---|
| 709 | |
---|
| 710 | /** |
---|
| 711 | * Get the blocks 0 -> 4 and hold them. Wake the master to tell it was have the |
---|
| 712 | * buffers then wait for the master to tell us to release a single buffer. |
---|
| 713 | * Task 1 will be block waiting for each buffer. It is a higher priority. |
---|
| 714 | */ |
---|
| 715 | static void |
---|
| 716 | bdbuf_tests_task_0_test_2 (bdbuf_task_control* tc) |
---|
| 717 | { |
---|
| 718 | rtems_status_code sc; |
---|
| 719 | bool passed; |
---|
| 720 | int i; |
---|
| 721 | rtems_bdbuf_buffer* bd; |
---|
| 722 | rtems_chain_control buffers; |
---|
[b1274bd9] | 723 | |
---|
[e6000760] | 724 | /* |
---|
| 725 | * Set task control's passed to false to handle a timeout. |
---|
| 726 | */ |
---|
| 727 | tc->passed = false; |
---|
| 728 | passed = true; |
---|
[b1274bd9] | 729 | |
---|
[e6000760] | 730 | /* |
---|
| 731 | * Get the blocks 0 -> 4 and hold them. |
---|
| 732 | */ |
---|
| 733 | rtems_chain_initialize_empty (&buffers); |
---|
[b1274bd9] | 734 | |
---|
[e6000760] | 735 | for (i = 0; (i < 5) && passed; i++) |
---|
| 736 | { |
---|
| 737 | bdbuf_test_printf ("%s: rtems_bdbuf_get[%d]: ", tc->name, i); |
---|
[796967c] | 738 | sc = rtems_bdbuf_get (tc->dd, i, &bd); |
---|
[e6000760] | 739 | if (!bdbuf_test_print_sc (sc, true)) |
---|
| 740 | passed = false; |
---|
| 741 | |
---|
| 742 | rtems_chain_append (&buffers, &bd->link); |
---|
| 743 | } |
---|
| 744 | |
---|
| 745 | /* |
---|
| 746 | * Wake the master to tell it we have the buffers. |
---|
| 747 | */ |
---|
| 748 | bdbuf_send_wait_event (tc->name, "wake master", tc->master); |
---|
[b1274bd9] | 749 | |
---|
[e6000760] | 750 | if (passed) |
---|
| 751 | { |
---|
| 752 | /* |
---|
| 753 | * For each buffer we hold wait until the master wakes us |
---|
| 754 | * and then return it. Task 2 will block waiting for this |
---|
| 755 | * buffer. It is a higher priority task. |
---|
| 756 | */ |
---|
| 757 | for (i = 0; (i < 5) && passed; i++) |
---|
| 758 | { |
---|
| 759 | sc = bdbuf_wait (tc->name, BDBUF_SECONDS (5)); |
---|
| 760 | if (sc != RTEMS_SUCCESSFUL) |
---|
| 761 | { |
---|
| 762 | bdbuf_test_printf ("%s: wait failed: ", tc->name); |
---|
| 763 | bdbuf_test_print_sc (sc, true); |
---|
| 764 | passed = false; |
---|
| 765 | break; |
---|
| 766 | } |
---|
| 767 | else |
---|
| 768 | { |
---|
| 769 | bdbuf_test_printf ("%s: rtems_bdbuf_release[%d]: unblocks task 1\n", |
---|
| 770 | tc->name, i); |
---|
| 771 | bd = (rtems_bdbuf_buffer*) rtems_chain_get (&buffers); |
---|
| 772 | sc = rtems_bdbuf_release (bd); |
---|
| 773 | bdbuf_test_printf ("%s: rtems_bdbuf_release[%d]: ", tc->name, i); |
---|
| 774 | if (!bdbuf_test_print_sc (sc, true)) |
---|
| 775 | { |
---|
| 776 | passed = false; |
---|
| 777 | break; |
---|
| 778 | } |
---|
| 779 | } |
---|
| 780 | } |
---|
| 781 | } |
---|
[b1274bd9] | 782 | |
---|
[e6000760] | 783 | tc->passed = passed; |
---|
| 784 | tc->test = 0; |
---|
| 785 | } |
---|
| 786 | |
---|
| 787 | /** |
---|
| 788 | * Read the block 5 from the disk modify it then release it modified. |
---|
| 789 | */ |
---|
| 790 | static void |
---|
| 791 | bdbuf_tests_task_0_test_3 (bdbuf_task_control* tc) |
---|
| 792 | { |
---|
| 793 | rtems_status_code sc; |
---|
| 794 | bool passed; |
---|
| 795 | rtems_bdbuf_buffer* bd; |
---|
[b1274bd9] | 796 | |
---|
[e6000760] | 797 | /* |
---|
| 798 | * Set task control's passed to false to handle a timeout. |
---|
| 799 | */ |
---|
| 800 | tc->passed = false; |
---|
| 801 | passed = true; |
---|
| 802 | |
---|
| 803 | bdbuf_disk_lock (&bdbuf_disks[tc->minor]); |
---|
| 804 | bdbuf_disks[tc->minor].driver_action = BDBUF_DISK_NOOP; |
---|
| 805 | bdbuf_disk_unlock (&bdbuf_disks[tc->minor]); |
---|
| 806 | |
---|
| 807 | /* |
---|
| 808 | * Read the buffer and then release it. |
---|
| 809 | */ |
---|
| 810 | bdbuf_test_printf ("%s: rtems_bdbuf_read[5]: ", tc->name); |
---|
[796967c] | 811 | sc = rtems_bdbuf_read (tc->dd, 5, &bd); |
---|
[e6000760] | 812 | if ((passed = bdbuf_test_print_sc (sc, true))) |
---|
| 813 | { |
---|
| 814 | bdbuf_test_printf ("%s: rtems_bdbuf_release_modified[5]: ", tc->name); |
---|
| 815 | sc = rtems_bdbuf_release_modified (bd); |
---|
| 816 | passed = bdbuf_test_print_sc (sc, true); |
---|
| 817 | } |
---|
| 818 | |
---|
| 819 | /* |
---|
| 820 | * Read the buffer again and then just release. The buffer should |
---|
| 821 | * be maintained as modified. |
---|
| 822 | */ |
---|
| 823 | bdbuf_test_printf ("%s: rtems_bdbuf_read[5]: ", tc->name); |
---|
[796967c] | 824 | sc = rtems_bdbuf_read (tc->dd, 5, &bd); |
---|
[e6000760] | 825 | if ((passed = bdbuf_test_print_sc (sc, true))) |
---|
| 826 | { |
---|
| 827 | bdbuf_test_printf ("%s: rtems_bdbuf_release[5]: ", tc->name); |
---|
| 828 | sc = rtems_bdbuf_release (bd); |
---|
| 829 | passed = bdbuf_test_print_sc (sc, true); |
---|
| 830 | } |
---|
| 831 | |
---|
| 832 | /* |
---|
| 833 | * Set up a disk watch and wait for the write to happen. |
---|
| 834 | */ |
---|
| 835 | bdbuf_set_disk_driver_watch (tc, 1); |
---|
| 836 | passed = bdbuf_disk_driver_watch_wait (tc, BDBUF_SECONDS (5)); |
---|
| 837 | |
---|
| 838 | tc->passed = passed; |
---|
| 839 | tc->test = 0; |
---|
| 840 | } |
---|
| 841 | |
---|
| 842 | static size_t |
---|
| 843 | bdbuf_test_buffer_count (void) |
---|
| 844 | { |
---|
| 845 | return rtems_bdbuf_configuration.size / rtems_bdbuf_configuration.buffer_min; |
---|
| 846 | } |
---|
| 847 | |
---|
| 848 | /** |
---|
| 849 | * Get all the blocks in the pool and hold them. Wake the master to tell it was |
---|
| 850 | * have the buffers then wait for the master to tell us to release them. |
---|
| 851 | */ |
---|
| 852 | static void |
---|
| 853 | bdbuf_tests_task_0_test_4 (bdbuf_task_control* tc) |
---|
| 854 | { |
---|
| 855 | rtems_status_code sc; |
---|
| 856 | bool passed; |
---|
| 857 | size_t i; |
---|
| 858 | rtems_bdbuf_buffer* bd; |
---|
| 859 | rtems_chain_control buffers; |
---|
| 860 | size_t num = bdbuf_test_buffer_count (); |
---|
[b1274bd9] | 861 | |
---|
[e6000760] | 862 | /* |
---|
| 863 | * Set task control's passed to false to handle a timeout. |
---|
| 864 | */ |
---|
| 865 | tc->passed = false; |
---|
| 866 | passed = true; |
---|
[b1274bd9] | 867 | |
---|
[e6000760] | 868 | /* |
---|
| 869 | * Clear any disk settings. |
---|
| 870 | */ |
---|
| 871 | bdbuf_clear_disk_driver_watch (tc); |
---|
| 872 | bdbuf_set_disk_driver_action (tc, BDBUF_DISK_NOOP); |
---|
[b1274bd9] | 873 | |
---|
[e6000760] | 874 | /* |
---|
| 875 | * Get the blocks 0 -> 4 and hold them. |
---|
| 876 | */ |
---|
| 877 | rtems_chain_initialize_empty (&buffers); |
---|
[b1274bd9] | 878 | |
---|
[e6000760] | 879 | for (i = 0; (i < num) && passed; i++) |
---|
| 880 | { |
---|
| 881 | bdbuf_test_printf ("%s: rtems_bdbuf_read[%d]: ", tc->name, i); |
---|
[796967c] | 882 | sc = rtems_bdbuf_read (tc->dd, i, &bd); |
---|
[e6000760] | 883 | if (!bdbuf_test_print_sc (sc, true)) |
---|
| 884 | passed = false; |
---|
| 885 | |
---|
| 886 | rtems_chain_append (&buffers, &bd->link); |
---|
| 887 | } |
---|
| 888 | |
---|
| 889 | /* |
---|
| 890 | * Wake the master to tell it we have the buffers. |
---|
| 891 | */ |
---|
| 892 | bdbuf_send_wait_event (tc->name, "wake master", tc->master); |
---|
[b1274bd9] | 893 | |
---|
[e6000760] | 894 | if (passed) |
---|
| 895 | { |
---|
| 896 | bdbuf_sleep (250); |
---|
| 897 | |
---|
| 898 | bdbuf_set_disk_driver_watch (tc, num / 2); |
---|
| 899 | |
---|
| 900 | /* |
---|
| 901 | * Release half the buffers, wait 500msecs then release the |
---|
| 902 | * remainder. This tests the swap out timer on each buffer. |
---|
| 903 | */ |
---|
| 904 | bdbuf_test_printf ("%s: rtems_bdbuf_release_modified[0]: unblocks task 1\n", |
---|
[b1274bd9] | 905 | tc->name); |
---|
[e6000760] | 906 | bd = (rtems_bdbuf_buffer*) rtems_chain_get (&buffers); |
---|
| 907 | sc = rtems_bdbuf_release_modified (bd); |
---|
| 908 | bdbuf_test_printf ("%s: rtems_bdbuf_release_modified[0]: ", tc->name); |
---|
| 909 | passed = bdbuf_test_print_sc (sc, true); |
---|
| 910 | if (passed) |
---|
| 911 | { |
---|
| 912 | for (i = 1; (i < (num / 2)) && passed; i++) |
---|
| 913 | { |
---|
| 914 | bdbuf_test_printf ("%s: rtems_bdbuf_release_modified[%d]: " \ |
---|
| 915 | "unblocks task 1\n", tc->name, i); |
---|
| 916 | bd = (rtems_bdbuf_buffer*) rtems_chain_get (&buffers); |
---|
| 917 | sc = rtems_bdbuf_release_modified (bd); |
---|
| 918 | bdbuf_test_printf ("%s: rtems_bdbuf_release_modified[%d]: ", |
---|
| 919 | tc->name, i); |
---|
| 920 | passed = bdbuf_test_print_sc (sc, true); |
---|
| 921 | if (!passed) |
---|
| 922 | break; |
---|
| 923 | } |
---|
| 924 | |
---|
| 925 | if (passed) |
---|
| 926 | { |
---|
| 927 | passed = bdbuf_disk_driver_watch_wait (tc, BDBUF_SECONDS (5)); |
---|
| 928 | |
---|
| 929 | if (passed) |
---|
| 930 | { |
---|
| 931 | bdbuf_sleep (500); |
---|
| 932 | |
---|
| 933 | bdbuf_set_disk_driver_watch (tc, num / 2); |
---|
[b1274bd9] | 934 | |
---|
[e6000760] | 935 | for (i = 0; (i < (num / 2)) && passed; i++) |
---|
| 936 | { |
---|
| 937 | bdbuf_test_printf ("%s: rtems_bdbuf_release_modified[%d]: ", |
---|
| 938 | tc->name, i + (num / 2)); |
---|
| 939 | bd = (rtems_bdbuf_buffer*) rtems_chain_get (&buffers); |
---|
| 940 | passed = bdbuf_test_print_sc (rtems_bdbuf_release_modified (bd), |
---|
| 941 | true); |
---|
| 942 | if (!passed) |
---|
| 943 | break; |
---|
| 944 | } |
---|
| 945 | |
---|
| 946 | passed = bdbuf_disk_driver_watch_wait (tc, BDBUF_SECONDS (5)); |
---|
| 947 | |
---|
| 948 | if (passed) |
---|
| 949 | { |
---|
| 950 | if (!rtems_chain_is_empty (&buffers)) |
---|
| 951 | { |
---|
| 952 | passed = false; |
---|
| 953 | bdbuf_test_printf ("%s: buffer chain not empty\n", tc->name); |
---|
| 954 | } |
---|
| 955 | } |
---|
| 956 | } |
---|
| 957 | } |
---|
| 958 | } |
---|
| 959 | } |
---|
[b1274bd9] | 960 | |
---|
[e6000760] | 961 | tc->passed = passed; |
---|
| 962 | tc->test = 0; |
---|
| 963 | } |
---|
| 964 | |
---|
| 965 | static void |
---|
| 966 | bdbuf_tests_task_0_test_5 (bdbuf_task_control* tc) |
---|
| 967 | { |
---|
| 968 | bdbuf_tests_task_0_test_4 (tc); |
---|
| 969 | } |
---|
| 970 | |
---|
| 971 | static void |
---|
| 972 | bdbuf_tests_task_0_test_6 (bdbuf_task_control* tc) |
---|
| 973 | { |
---|
| 974 | rtems_status_code sc; |
---|
| 975 | bool passed; |
---|
| 976 | int i; |
---|
| 977 | rtems_bdbuf_buffer* bd; |
---|
| 978 | rtems_chain_control buffers; |
---|
[b1274bd9] | 979 | |
---|
[e6000760] | 980 | /* |
---|
| 981 | * Set task control's passed to false to handle a timeout. |
---|
| 982 | */ |
---|
| 983 | tc->passed = false; |
---|
| 984 | passed = true; |
---|
[b1274bd9] | 985 | |
---|
[e6000760] | 986 | /* |
---|
| 987 | * Clear any disk settings. |
---|
| 988 | */ |
---|
| 989 | bdbuf_clear_disk_driver_watch (tc); |
---|
| 990 | bdbuf_set_disk_driver_action (tc, BDBUF_DISK_NOOP); |
---|
[b1274bd9] | 991 | |
---|
[e6000760] | 992 | /* |
---|
| 993 | * Get the blocks 0 -> 4 and hold them. |
---|
| 994 | */ |
---|
| 995 | rtems_chain_initialize_empty (&buffers); |
---|
[b1274bd9] | 996 | |
---|
[e6000760] | 997 | for (i = 0; (i < 5) && passed; i++) |
---|
| 998 | { |
---|
| 999 | bdbuf_test_printf ("%s: rtems_bdbuf_read[%d]: ", tc->name, i); |
---|
[796967c] | 1000 | sc = rtems_bdbuf_get (tc->dd, i, &bd); |
---|
[e6000760] | 1001 | if (!bdbuf_test_print_sc (sc, true)) |
---|
| 1002 | passed = false; |
---|
| 1003 | |
---|
| 1004 | rtems_chain_append (&buffers, &bd->link); |
---|
| 1005 | } |
---|
| 1006 | |
---|
| 1007 | for (i = 0; (i < 4) && passed; i++) |
---|
| 1008 | { |
---|
| 1009 | bdbuf_test_printf ("%s: rtems_bdbuf_release_modified[%d]: ", |
---|
| 1010 | tc->name, i); |
---|
| 1011 | bd = (rtems_bdbuf_buffer*) rtems_chain_get (&buffers); |
---|
| 1012 | passed = bdbuf_test_print_sc (rtems_bdbuf_release_modified (bd), |
---|
| 1013 | true); |
---|
| 1014 | } |
---|
| 1015 | |
---|
| 1016 | if (passed) |
---|
| 1017 | { |
---|
| 1018 | bdbuf_test_printf ("%s: rtems_bdbuf_sync[%d]: ", tc->name, i); |
---|
| 1019 | bd = (rtems_bdbuf_buffer*) rtems_chain_get (&buffers); |
---|
| 1020 | |
---|
| 1021 | passed = bdbuf_test_print_sc (rtems_bdbuf_sync (bd), true); |
---|
| 1022 | } |
---|
[b1274bd9] | 1023 | |
---|
[e6000760] | 1024 | tc->passed = passed; |
---|
| 1025 | tc->test = 0; |
---|
| 1026 | } |
---|
| 1027 | |
---|
| 1028 | static void |
---|
| 1029 | bdbuf_tests_task_0_test_7 (bdbuf_task_control* tc) |
---|
| 1030 | { |
---|
| 1031 | rtems_status_code sc; |
---|
| 1032 | bool passed; |
---|
| 1033 | int i; |
---|
| 1034 | rtems_bdbuf_buffer* bd; |
---|
| 1035 | rtems_chain_control buffers; |
---|
[b1274bd9] | 1036 | |
---|
[e6000760] | 1037 | /* |
---|
| 1038 | * Set task control's passed to false to handle a timeout. |
---|
| 1039 | */ |
---|
| 1040 | tc->passed = false; |
---|
| 1041 | passed = true; |
---|
[b1274bd9] | 1042 | |
---|
[e6000760] | 1043 | /* |
---|
| 1044 | * Clear any disk settings. |
---|
| 1045 | */ |
---|
| 1046 | bdbuf_clear_disk_driver_watch (tc); |
---|
| 1047 | bdbuf_set_disk_driver_action (tc, BDBUF_DISK_NOOP); |
---|
| 1048 | |
---|
| 1049 | /* |
---|
| 1050 | * Get the blocks 0 -> 4 and hold them. |
---|
| 1051 | */ |
---|
| 1052 | rtems_chain_initialize_empty (&buffers); |
---|
[b1274bd9] | 1053 | |
---|
[e6000760] | 1054 | for (i = 0; (i < 5) && passed; i++) |
---|
| 1055 | { |
---|
| 1056 | bdbuf_test_printf ("%s: rtems_bdbuf_read[%d]: ", tc->name, i); |
---|
[796967c] | 1057 | sc = rtems_bdbuf_get (tc->dd, i, &bd); |
---|
[e6000760] | 1058 | if (!bdbuf_test_print_sc (sc, true)) |
---|
| 1059 | passed = false; |
---|
| 1060 | |
---|
| 1061 | rtems_chain_append (&buffers, &bd->link); |
---|
| 1062 | } |
---|
| 1063 | |
---|
| 1064 | for (i = 0; (i < 5) && passed; i++) |
---|
| 1065 | { |
---|
| 1066 | bdbuf_test_printf ("%s: rtems_bdbuf_release_modified[%d]: ", |
---|
| 1067 | tc->name, i); |
---|
| 1068 | bd = (rtems_bdbuf_buffer*) rtems_chain_get (&buffers); |
---|
| 1069 | passed = bdbuf_test_print_sc (rtems_bdbuf_release_modified (bd), |
---|
| 1070 | true); |
---|
| 1071 | } |
---|
| 1072 | |
---|
| 1073 | if (passed) |
---|
| 1074 | { |
---|
| 1075 | bdbuf_test_printf ("%s: rtems_bdbuf_syncdev[%d:%d]: ", |
---|
| 1076 | tc->name, i, |
---|
[796967c] | 1077 | tc->major, |
---|
| 1078 | tc->minor); |
---|
| 1079 | passed = bdbuf_test_print_sc (rtems_bdbuf_syncdev (tc->dd), true); |
---|
[e6000760] | 1080 | } |
---|
[b1274bd9] | 1081 | |
---|
[e6000760] | 1082 | tc->passed = passed; |
---|
| 1083 | tc->test = 0; |
---|
| 1084 | } |
---|
| 1085 | |
---|
| 1086 | static void |
---|
| 1087 | bdbuf_tests_task_0_test_8 (bdbuf_task_control* tc) |
---|
| 1088 | { |
---|
| 1089 | rtems_status_code sc; |
---|
| 1090 | bool passed; |
---|
| 1091 | int i; |
---|
| 1092 | rtems_bdbuf_buffer* bd; |
---|
| 1093 | rtems_chain_control buffers; |
---|
| 1094 | rtems_chain_node* node; |
---|
| 1095 | rtems_chain_node* pnode; |
---|
[b1274bd9] | 1096 | |
---|
[e6000760] | 1097 | /* |
---|
| 1098 | * Set task control's passed to false to handle a timeout. |
---|
| 1099 | */ |
---|
| 1100 | tc->passed = false; |
---|
| 1101 | passed = true; |
---|
[b1274bd9] | 1102 | |
---|
[e6000760] | 1103 | /* |
---|
| 1104 | * Clear any disk settings. |
---|
| 1105 | */ |
---|
| 1106 | bdbuf_clear_disk_driver_watch (tc); |
---|
| 1107 | bdbuf_set_disk_driver_action (tc, BDBUF_DISK_NOOP); |
---|
| 1108 | |
---|
| 1109 | /* |
---|
| 1110 | * Get the blocks 0 -> 4 and hold them. |
---|
| 1111 | */ |
---|
| 1112 | rtems_chain_initialize_empty (&buffers); |
---|
[b1274bd9] | 1113 | |
---|
[e6000760] | 1114 | for (i = 0; (i < 5) && passed; i++) |
---|
| 1115 | { |
---|
| 1116 | bdbuf_test_printf ("%s: rtems_bdbuf_read[%d]: ", tc->name, i); |
---|
[796967c] | 1117 | sc = rtems_bdbuf_get (tc->dd, i, &bd); |
---|
[e6000760] | 1118 | if (!bdbuf_test_print_sc (sc, true)) |
---|
| 1119 | passed = false; |
---|
| 1120 | |
---|
| 1121 | rtems_chain_append (&buffers, &bd->link); |
---|
| 1122 | } |
---|
| 1123 | |
---|
| 1124 | node = rtems_chain_tail (&buffers); |
---|
| 1125 | node = node->previous; |
---|
| 1126 | |
---|
| 1127 | bd = (rtems_bdbuf_buffer*) node; |
---|
| 1128 | pnode = node->previous; |
---|
| 1129 | rtems_chain_extract (node); |
---|
| 1130 | node = pnode; |
---|
| 1131 | bdbuf_test_printf ("%s: rtems_bdbuf_release_modified[4]: ", tc->name); |
---|
| 1132 | passed = bdbuf_test_print_sc (rtems_bdbuf_release_modified (bd), true); |
---|
| 1133 | |
---|
| 1134 | bd = (rtems_bdbuf_buffer*) node; |
---|
| 1135 | pnode = node->previous; |
---|
| 1136 | rtems_chain_extract (node); |
---|
| 1137 | node = pnode; |
---|
| 1138 | bdbuf_test_printf ("%s: rtems_bdbuf_release_modified[3]: ", tc->name); |
---|
| 1139 | passed = bdbuf_test_print_sc (rtems_bdbuf_release_modified (bd), true); |
---|
| 1140 | |
---|
| 1141 | for (i = 0; (i < 3) && passed; i++) |
---|
| 1142 | { |
---|
| 1143 | bdbuf_test_printf ("%s: rtems_bdbuf_release_modified[%d]: ", |
---|
| 1144 | tc->name, i); |
---|
| 1145 | bd = (rtems_bdbuf_buffer*) rtems_chain_get (&buffers); |
---|
| 1146 | passed = bdbuf_test_print_sc (rtems_bdbuf_release_modified (bd), |
---|
| 1147 | true); |
---|
| 1148 | } |
---|
| 1149 | |
---|
| 1150 | if (passed) |
---|
| 1151 | { |
---|
| 1152 | /* |
---|
| 1153 | * Check the block order. |
---|
| 1154 | */ |
---|
| 1155 | bdbuf_set_disk_driver_action (tc, BDBUF_DISK_BLOCKS_INORDER); |
---|
[b1274bd9] | 1156 | |
---|
[e6000760] | 1157 | bdbuf_test_printf ("%s: rtems_bdbuf_syncdev[%d:%d]: checking order\n", |
---|
| 1158 | tc->name, i, |
---|
[796967c] | 1159 | tc->major, |
---|
| 1160 | tc->minor); |
---|
| 1161 | sc = rtems_bdbuf_syncdev (tc->dd); |
---|
[e6000760] | 1162 | bdbuf_test_printf ("%s: rtems_bdbuf_syncdev[%d:%d]: ", |
---|
| 1163 | tc->name, i, |
---|
[796967c] | 1164 | tc->major, |
---|
| 1165 | tc->minor); |
---|
[e6000760] | 1166 | passed = bdbuf_test_print_sc (sc, true); |
---|
| 1167 | } |
---|
| 1168 | |
---|
| 1169 | tc->passed = passed; |
---|
| 1170 | tc->test = 0; |
---|
| 1171 | } |
---|
| 1172 | |
---|
| 1173 | static void |
---|
| 1174 | bdbuf_tests_task_0 (rtems_task_argument arg) |
---|
| 1175 | { |
---|
| 1176 | bdbuf_task_control* tc = (bdbuf_task_control*) arg; |
---|
[b1274bd9] | 1177 | |
---|
[e6000760] | 1178 | while (!tc->die) |
---|
| 1179 | { |
---|
| 1180 | switch (tc->test) |
---|
| 1181 | { |
---|
| 1182 | case 0: |
---|
| 1183 | /* |
---|
| 1184 | * Wait for the next test. |
---|
| 1185 | */ |
---|
| 1186 | bdbuf_wait (tc->name, 0); |
---|
| 1187 | break; |
---|
| 1188 | |
---|
| 1189 | case 1: |
---|
| 1190 | bdbuf_tests_task_0_test_1 (tc); |
---|
| 1191 | break; |
---|
[b1274bd9] | 1192 | |
---|
[e6000760] | 1193 | case 2: |
---|
| 1194 | bdbuf_tests_task_0_test_2 (tc); |
---|
| 1195 | break; |
---|
| 1196 | |
---|
| 1197 | case 3: |
---|
| 1198 | bdbuf_tests_task_0_test_3 (tc); |
---|
| 1199 | break; |
---|
| 1200 | |
---|
| 1201 | case 4: |
---|
| 1202 | bdbuf_tests_task_0_test_4 (tc); |
---|
| 1203 | break; |
---|
| 1204 | |
---|
| 1205 | case 5: |
---|
| 1206 | bdbuf_tests_task_0_test_5 (tc); |
---|
| 1207 | break; |
---|
| 1208 | |
---|
| 1209 | case 6: |
---|
| 1210 | bdbuf_tests_task_0_test_6 (tc); |
---|
| 1211 | break; |
---|
| 1212 | |
---|
| 1213 | case 7: |
---|
| 1214 | bdbuf_tests_task_0_test_7 (tc); |
---|
| 1215 | break; |
---|
| 1216 | |
---|
| 1217 | case 8: |
---|
| 1218 | bdbuf_tests_task_0_test_8 (tc); |
---|
| 1219 | break; |
---|
| 1220 | |
---|
| 1221 | default: |
---|
| 1222 | /* |
---|
| 1223 | * Invalid test for this task. An error. |
---|
| 1224 | */ |
---|
| 1225 | bdbuf_test_printf ("%s: invalid test: %d\n", tc->name, tc->test); |
---|
| 1226 | tc->passed = false; |
---|
| 1227 | tc->test = 0; |
---|
| 1228 | break; |
---|
| 1229 | } |
---|
| 1230 | } |
---|
| 1231 | |
---|
| 1232 | bdbuf_test_printf ("%s: delete task\n", tc->name); |
---|
| 1233 | rtems_task_delete (RTEMS_SELF); |
---|
| 1234 | } |
---|
| 1235 | |
---|
| 1236 | /** |
---|
| 1237 | * Get the blocks 0 -> 4 and release them. Task 0 should be holding |
---|
| 1238 | * each one. |
---|
| 1239 | */ |
---|
| 1240 | static void |
---|
| 1241 | bdbuf_tests_ranged_get_release (bdbuf_task_control* tc, |
---|
| 1242 | bool wake_master, |
---|
| 1243 | int lower, |
---|
| 1244 | int upper) |
---|
| 1245 | { |
---|
| 1246 | rtems_status_code sc; |
---|
| 1247 | bool passed; |
---|
| 1248 | int i; |
---|
| 1249 | rtems_bdbuf_buffer* bd; |
---|
[b1274bd9] | 1250 | |
---|
[e6000760] | 1251 | /* |
---|
| 1252 | * Set task control's passed to false to handle a timeout. |
---|
| 1253 | */ |
---|
| 1254 | tc->passed = false; |
---|
| 1255 | passed = true; |
---|
| 1256 | |
---|
| 1257 | for (i = lower; (i < upper) && passed; i++) |
---|
| 1258 | { |
---|
| 1259 | bdbuf_test_printf ("%s: rtems_bdbuf_get[%d]: blocking ...\n", tc->name, i); |
---|
[796967c] | 1260 | sc = rtems_bdbuf_get (tc->dd, i, &bd); |
---|
[e6000760] | 1261 | bdbuf_test_printf ("%s: rtems_bdbuf_get[%d]: ", tc->name, i); |
---|
| 1262 | if (!bdbuf_test_print_sc (sc, true)) |
---|
| 1263 | { |
---|
| 1264 | passed = false; |
---|
| 1265 | break; |
---|
| 1266 | } |
---|
| 1267 | |
---|
| 1268 | bdbuf_test_printf ("%s: rtems_bdbuf_release[%d]: ", tc->name, i); |
---|
| 1269 | sc = rtems_bdbuf_release (bd); |
---|
| 1270 | if (!bdbuf_test_print_sc (sc, true)) |
---|
| 1271 | { |
---|
| 1272 | passed = false; |
---|
| 1273 | break; |
---|
| 1274 | } |
---|
| 1275 | |
---|
| 1276 | /* |
---|
| 1277 | * Wake the master to tell it we have finished. |
---|
| 1278 | */ |
---|
| 1279 | if (wake_master) |
---|
| 1280 | bdbuf_send_wait_event (tc->name, "wake master", tc->master); |
---|
| 1281 | } |
---|
[b1274bd9] | 1282 | |
---|
[e6000760] | 1283 | tc->passed = passed; |
---|
| 1284 | tc->test = 0; |
---|
| 1285 | } |
---|
| 1286 | |
---|
| 1287 | static void |
---|
| 1288 | bdbuf_tests_task_1 (rtems_task_argument arg) |
---|
| 1289 | { |
---|
| 1290 | bdbuf_task_control* tc = (bdbuf_task_control*) arg; |
---|
| 1291 | |
---|
| 1292 | while (!tc->die) |
---|
| 1293 | { |
---|
| 1294 | switch (tc->test) |
---|
| 1295 | { |
---|
| 1296 | case 0: |
---|
| 1297 | /* |
---|
| 1298 | * Wait for the next test. |
---|
| 1299 | */ |
---|
| 1300 | bdbuf_wait (tc->name, 0); |
---|
| 1301 | break; |
---|
| 1302 | |
---|
| 1303 | case 2: |
---|
| 1304 | bdbuf_tests_ranged_get_release (tc, false, 0, 5); |
---|
| 1305 | break; |
---|
| 1306 | |
---|
| 1307 | case 4: |
---|
| 1308 | bdbuf_tests_ranged_get_release (tc, false, 0, 9); |
---|
| 1309 | break; |
---|
| 1310 | |
---|
| 1311 | case 5: |
---|
| 1312 | bdbuf_tests_ranged_get_release (tc, false, 20, 25); |
---|
| 1313 | break; |
---|
| 1314 | |
---|
| 1315 | default: |
---|
| 1316 | /* |
---|
| 1317 | * Invalid test for this task. An error. |
---|
| 1318 | */ |
---|
| 1319 | bdbuf_test_printf ("%s: invalid test: %d\n", tc->name, tc->test); |
---|
| 1320 | tc->passed = false; |
---|
| 1321 | tc->test = 0; |
---|
| 1322 | break; |
---|
| 1323 | } |
---|
| 1324 | } |
---|
| 1325 | |
---|
| 1326 | bdbuf_test_printf ("%s: delete task\n", tc->name); |
---|
| 1327 | rtems_task_delete (RTEMS_SELF); |
---|
| 1328 | } |
---|
| 1329 | |
---|
| 1330 | /** |
---|
| 1331 | * Get the blocks 0 -> 4 and release them. Task 0 should be holding |
---|
| 1332 | * each one. |
---|
| 1333 | */ |
---|
| 1334 | static void |
---|
| 1335 | bdbuf_tests_task_2_test_2 (bdbuf_task_control* tc) |
---|
| 1336 | { |
---|
| 1337 | /* |
---|
| 1338 | * Use task 1's test 2. They are the same. |
---|
| 1339 | */ |
---|
| 1340 | bdbuf_tests_ranged_get_release (tc, true, 0, 5); |
---|
| 1341 | } |
---|
| 1342 | |
---|
| 1343 | static void |
---|
| 1344 | bdbuf_tests_task_2 (rtems_task_argument arg) |
---|
| 1345 | { |
---|
| 1346 | bdbuf_task_control* tc = (bdbuf_task_control*) arg; |
---|
[b1274bd9] | 1347 | |
---|
[e6000760] | 1348 | while (!tc->die) |
---|
| 1349 | { |
---|
| 1350 | switch (tc->test) |
---|
| 1351 | { |
---|
| 1352 | case 0: |
---|
| 1353 | /* |
---|
| 1354 | * Wait for the next test. |
---|
| 1355 | */ |
---|
| 1356 | bdbuf_wait (tc->name, 0); |
---|
| 1357 | break; |
---|
| 1358 | |
---|
| 1359 | case 2: |
---|
| 1360 | bdbuf_tests_task_2_test_2 (tc); |
---|
| 1361 | break; |
---|
| 1362 | |
---|
| 1363 | default: |
---|
| 1364 | /* |
---|
| 1365 | * Invalid test for this task. An error. |
---|
| 1366 | */ |
---|
| 1367 | bdbuf_test_printf ("%s: invalid test: %d\n", tc->name, tc->test); |
---|
| 1368 | tc->passed = false; |
---|
| 1369 | tc->test = 0; |
---|
| 1370 | break; |
---|
| 1371 | } |
---|
| 1372 | } |
---|
| 1373 | |
---|
| 1374 | bdbuf_test_printf ("%s: delete task\n", tc->name); |
---|
| 1375 | rtems_task_delete (RTEMS_SELF); |
---|
| 1376 | } |
---|
| 1377 | |
---|
| 1378 | /** |
---|
| 1379 | * Table of task entry points. |
---|
| 1380 | */ |
---|
| 1381 | static rtems_task_entry bdbuf_test_tasks[] = |
---|
| 1382 | { |
---|
| 1383 | bdbuf_tests_task_0, |
---|
| 1384 | bdbuf_tests_task_1, |
---|
| 1385 | bdbuf_tests_task_2 |
---|
| 1386 | }; |
---|
[b1274bd9] | 1387 | |
---|
[e6000760] | 1388 | #define BDBUF_TESTS_PRI_HIGH (30) |
---|
| 1389 | |
---|
| 1390 | /** |
---|
| 1391 | * Wait for the all tests to finish. This is signalled by the test |
---|
| 1392 | * number becoming 0. |
---|
| 1393 | */ |
---|
| 1394 | static bool |
---|
| 1395 | bdbuf_tests_finished (bdbuf_task_control* tasks) |
---|
| 1396 | { |
---|
| 1397 | uint32_t time = 0; |
---|
| 1398 | bool finished = false; |
---|
| 1399 | |
---|
| 1400 | while (time < (10 * 4)) |
---|
| 1401 | { |
---|
| 1402 | int t; |
---|
| 1403 | |
---|
| 1404 | finished = true; |
---|
[b1274bd9] | 1405 | |
---|
[e6000760] | 1406 | for (t = 0; t < BDBUF_TEST_TASKS; t++) |
---|
| 1407 | if (tasks[t].test) |
---|
| 1408 | { |
---|
| 1409 | finished = false; |
---|
| 1410 | break; |
---|
| 1411 | } |
---|
| 1412 | |
---|
| 1413 | if (finished) |
---|
| 1414 | break; |
---|
[b1274bd9] | 1415 | |
---|
[e6000760] | 1416 | bdbuf_sleep (250); |
---|
| 1417 | time++; |
---|
| 1418 | } |
---|
| 1419 | |
---|
| 1420 | if (!finished) |
---|
| 1421 | bdbuf_test_printf ("master: test timed out\n"); |
---|
| 1422 | else |
---|
| 1423 | { |
---|
| 1424 | int t; |
---|
| 1425 | for (t = 0; t < BDBUF_TEST_TASKS; t++) |
---|
| 1426 | if (!tasks[0].passed) |
---|
| 1427 | { |
---|
| 1428 | finished = false; |
---|
| 1429 | break; |
---|
| 1430 | } |
---|
| 1431 | } |
---|
[b1274bd9] | 1432 | |
---|
[e6000760] | 1433 | return finished; |
---|
| 1434 | } |
---|
| 1435 | |
---|
| 1436 | /** |
---|
| 1437 | * Test 1. |
---|
| 1438 | * |
---|
| 1439 | * # Get task 0 to get buffer 0 from the pool then release it twice. |
---|
| 1440 | */ |
---|
| 1441 | static bool |
---|
| 1442 | bdbuf_test_1 (bdbuf_task_control* tasks) |
---|
| 1443 | { |
---|
| 1444 | tasks[0].test = 1; |
---|
| 1445 | |
---|
| 1446 | /* |
---|
| 1447 | * Use pool 0. |
---|
[b1274bd9] | 1448 | */ |
---|
[e6000760] | 1449 | tasks[0].minor = 0; |
---|
[b1274bd9] | 1450 | |
---|
[e6000760] | 1451 | bdbuf_send_wait_event ("master", "wake task 0", tasks[0].task); |
---|
| 1452 | |
---|
| 1453 | return bdbuf_tests_finished (tasks); |
---|
| 1454 | } |
---|
| 1455 | |
---|
| 1456 | /** |
---|
| 1457 | * Test 2. |
---|
| 1458 | * |
---|
| 1459 | * # Get task 0 to get buffers 0 -> 4 from the pool hold them. Then get |
---|
| 1460 | * task 1 and task 2 to get them with blocking. The 2 tasks tests the |
---|
| 1461 | * priority blocking on the buffer. |
---|
| 1462 | */ |
---|
| 1463 | static bool |
---|
| 1464 | bdbuf_test_2 (bdbuf_task_control* tasks) |
---|
| 1465 | { |
---|
| 1466 | int i; |
---|
[b1274bd9] | 1467 | |
---|
[e6000760] | 1468 | tasks[0].test = 2; |
---|
| 1469 | tasks[1].test = 2; |
---|
| 1470 | tasks[2].test = 2; |
---|
| 1471 | |
---|
| 1472 | /* |
---|
| 1473 | * Use pool 0. |
---|
| 1474 | */ |
---|
| 1475 | tasks[0].minor = 0; |
---|
| 1476 | tasks[1].minor = 0; |
---|
| 1477 | tasks[2].minor = 0; |
---|
| 1478 | |
---|
| 1479 | /* |
---|
| 1480 | * Wake task 0 and wait for it to have all the buffers. |
---|
| 1481 | */ |
---|
| 1482 | bdbuf_send_wait_event ("master", "wake task 0", tasks[0].task); |
---|
| 1483 | if (bdbuf_wait ("master", BDBUF_SECONDS (5)) != RTEMS_SUCCESSFUL) |
---|
| 1484 | return false; |
---|
| 1485 | |
---|
| 1486 | /* |
---|
| 1487 | * Wake task 1. |
---|
| 1488 | */ |
---|
| 1489 | bdbuf_send_wait_event ("master", "wake task 1", tasks[1].task); |
---|
| 1490 | |
---|
| 1491 | /* |
---|
| 1492 | * Wake task 2. |
---|
| 1493 | */ |
---|
| 1494 | bdbuf_send_wait_event ("master", "wake task 2", tasks[2].task); |
---|
[b1274bd9] | 1495 | |
---|
[e6000760] | 1496 | for (i = 0; i < 5; i++) |
---|
| 1497 | { |
---|
| 1498 | /* |
---|
| 1499 | * Wake task 0 and watch task 2 then task 1 get the released buffer. |
---|
| 1500 | */ |
---|
| 1501 | bdbuf_send_wait_event ("master", "wake task 0", tasks[0].task); |
---|
[b1274bd9] | 1502 | |
---|
[e6000760] | 1503 | /* |
---|
| 1504 | * Wait until task 2 has the buffer. |
---|
| 1505 | */ |
---|
| 1506 | if (bdbuf_wait ("master", BDBUF_SECONDS (5)) != RTEMS_SUCCESSFUL) |
---|
| 1507 | return false; |
---|
| 1508 | } |
---|
[b1274bd9] | 1509 | |
---|
[e6000760] | 1510 | /* |
---|
| 1511 | * Wait for the tests to finish. |
---|
| 1512 | */ |
---|
| 1513 | return bdbuf_tests_finished (tasks); |
---|
| 1514 | } |
---|
| 1515 | |
---|
| 1516 | /** |
---|
| 1517 | * Test 3. |
---|
| 1518 | * |
---|
| 1519 | * # Read a block from disk into the buffer, modify the block and release |
---|
| 1520 | * it modified. Use a block great then 4 because 0 -> 4 are in the cache. |
---|
| 1521 | */ |
---|
| 1522 | static bool |
---|
| 1523 | bdbuf_test_3 (bdbuf_task_control* tasks) |
---|
| 1524 | { |
---|
| 1525 | tasks[0].test = 3; |
---|
| 1526 | |
---|
| 1527 | /* |
---|
| 1528 | * Use pool 0. |
---|
| 1529 | */ |
---|
| 1530 | tasks[0].minor = 0; |
---|
| 1531 | |
---|
| 1532 | /* |
---|
| 1533 | * Wake task 0. |
---|
| 1534 | */ |
---|
| 1535 | bdbuf_send_wait_event ("master", "wake task 0", tasks[0].task); |
---|
[b1274bd9] | 1536 | |
---|
[e6000760] | 1537 | return bdbuf_tests_finished (tasks); |
---|
| 1538 | } |
---|
| 1539 | |
---|
| 1540 | /** |
---|
| 1541 | * Test 4. |
---|
| 1542 | * |
---|
| 1543 | * # Read every buffer in the pool and hold. Then get task 1 to ask for another |
---|
| 1544 | * buffer that is being accessed. It will block waiting for it to appear. |
---|
| 1545 | */ |
---|
| 1546 | static bool |
---|
| 1547 | bdbuf_test_4 (bdbuf_task_control* tasks) |
---|
| 1548 | { |
---|
| 1549 | tasks[0].test = 4; |
---|
| 1550 | tasks[1].test = 4; |
---|
| 1551 | |
---|
| 1552 | /* |
---|
| 1553 | * Use pool 0. |
---|
| 1554 | */ |
---|
| 1555 | tasks[0].minor = 0; |
---|
| 1556 | tasks[1].minor = 0; |
---|
| 1557 | |
---|
| 1558 | /* |
---|
| 1559 | * Wake task 0. |
---|
| 1560 | */ |
---|
| 1561 | bdbuf_send_wait_event ("master", "wake task 0", tasks[0].task); |
---|
| 1562 | |
---|
| 1563 | /* |
---|
| 1564 | * Wait for the buffers in the pool to be taken. |
---|
| 1565 | */ |
---|
| 1566 | if (bdbuf_wait ("master", BDBUF_SECONDS (5)) != RTEMS_SUCCESSFUL) |
---|
| 1567 | return false; |
---|
| 1568 | |
---|
| 1569 | bdbuf_sleep (100); |
---|
| 1570 | |
---|
| 1571 | /* |
---|
| 1572 | * Wake task 1 to read another one and have to block. |
---|
| 1573 | */ |
---|
| 1574 | bdbuf_send_wait_event ("master", "wake task 1", tasks[1].task); |
---|
| 1575 | |
---|
| 1576 | bdbuf_sleep (100); |
---|
| 1577 | |
---|
| 1578 | /* |
---|
| 1579 | * Wake task 0 to release it buffers. |
---|
| 1580 | */ |
---|
| 1581 | bdbuf_send_wait_event ("master", "wake task 0", tasks[0].task); |
---|
[b1274bd9] | 1582 | |
---|
[e6000760] | 1583 | return bdbuf_tests_finished (tasks); |
---|
| 1584 | } |
---|
| 1585 | |
---|
| 1586 | /** |
---|
| 1587 | * Test 5. |
---|
| 1588 | * |
---|
| 1589 | * # Read every buffer in the pool and hold. Then get task 1 to ask for a new |
---|
| 1590 | * buffer. It will block waiting for one to appear. |
---|
| 1591 | */ |
---|
| 1592 | static bool |
---|
| 1593 | bdbuf_test_5 (bdbuf_task_control* tasks) |
---|
| 1594 | { |
---|
| 1595 | tasks[0].test = 5; |
---|
| 1596 | tasks[1].test = 5; |
---|
| 1597 | |
---|
| 1598 | /* |
---|
| 1599 | * Use pool 0. |
---|
| 1600 | */ |
---|
| 1601 | tasks[0].minor = 0; |
---|
| 1602 | tasks[1].minor = 0; |
---|
| 1603 | |
---|
| 1604 | /* |
---|
| 1605 | * Wake task 0. |
---|
| 1606 | */ |
---|
| 1607 | bdbuf_send_wait_event ("master", "wake task 0", tasks[0].task); |
---|
| 1608 | |
---|
| 1609 | /* |
---|
| 1610 | * Wait for the buffers in the pool to be taken. |
---|
| 1611 | */ |
---|
| 1612 | if (bdbuf_wait ("master", BDBUF_SECONDS (5)) != RTEMS_SUCCESSFUL) |
---|
| 1613 | return false; |
---|
| 1614 | |
---|
| 1615 | bdbuf_sleep (100); |
---|
| 1616 | |
---|
| 1617 | /* |
---|
| 1618 | * Wake task 1 to read another one and have to block. |
---|
| 1619 | */ |
---|
| 1620 | bdbuf_send_wait_event ("master", "wake task 1", tasks[1].task); |
---|
| 1621 | |
---|
| 1622 | bdbuf_sleep (100); |
---|
| 1623 | |
---|
| 1624 | /* |
---|
| 1625 | * Wake task 0 to release it buffers. |
---|
| 1626 | */ |
---|
| 1627 | bdbuf_send_wait_event ("master", "wake task 0", tasks[0].task); |
---|
[b1274bd9] | 1628 | |
---|
[e6000760] | 1629 | return bdbuf_tests_finished (tasks); |
---|
| 1630 | } |
---|
| 1631 | |
---|
| 1632 | /** |
---|
| 1633 | * Test 6. |
---|
| 1634 | * |
---|
| 1635 | * # Get 5 buffers, release modify 4 then sync the last. |
---|
| 1636 | */ |
---|
| 1637 | static bool |
---|
| 1638 | bdbuf_test_6 (bdbuf_task_control* tasks) |
---|
| 1639 | { |
---|
| 1640 | tasks[0].test = 6; |
---|
| 1641 | |
---|
| 1642 | /* |
---|
| 1643 | * Use pool 0. |
---|
| 1644 | */ |
---|
| 1645 | tasks[0].minor = 0; |
---|
| 1646 | |
---|
| 1647 | /* |
---|
| 1648 | * Wake task 0. |
---|
| 1649 | */ |
---|
| 1650 | bdbuf_send_wait_event ("master", "wake task 0", tasks[0].task); |
---|
| 1651 | |
---|
| 1652 | return bdbuf_tests_finished (tasks); |
---|
| 1653 | } |
---|
| 1654 | |
---|
| 1655 | /** |
---|
| 1656 | * Test 7. |
---|
| 1657 | * |
---|
| 1658 | * # Get 5 buffers, release modify them all then sync the device. |
---|
| 1659 | */ |
---|
| 1660 | static bool |
---|
| 1661 | bdbuf_test_7 (bdbuf_task_control* tasks) |
---|
| 1662 | { |
---|
| 1663 | tasks[0].test = 7; |
---|
| 1664 | |
---|
| 1665 | /* |
---|
| 1666 | * Use pool 0. |
---|
| 1667 | */ |
---|
| 1668 | tasks[0].minor = 0; |
---|
| 1669 | |
---|
| 1670 | /* |
---|
| 1671 | * Wake task 0. |
---|
| 1672 | */ |
---|
| 1673 | bdbuf_send_wait_event ("master", "wake task 0", tasks[0].task); |
---|
| 1674 | |
---|
| 1675 | return bdbuf_tests_finished (tasks); |
---|
| 1676 | } |
---|
| 1677 | |
---|
| 1678 | /** |
---|
| 1679 | * Test 8. |
---|
| 1680 | * |
---|
| 1681 | * # Get 5 buffers, release modify the last 2 then the reset from 0. |
---|
| 1682 | */ |
---|
| 1683 | static bool |
---|
| 1684 | bdbuf_test_8 (bdbuf_task_control* tasks) |
---|
| 1685 | { |
---|
| 1686 | tasks[0].test = 8; |
---|
| 1687 | |
---|
| 1688 | /* |
---|
| 1689 | * Use pool 0. |
---|
| 1690 | */ |
---|
| 1691 | tasks[0].minor = 0; |
---|
| 1692 | |
---|
| 1693 | /* |
---|
| 1694 | * Wake task 0. |
---|
| 1695 | */ |
---|
| 1696 | bdbuf_send_wait_event ("master", "wake task 0", tasks[0].task); |
---|
| 1697 | |
---|
| 1698 | return bdbuf_tests_finished (tasks); |
---|
| 1699 | } |
---|
| 1700 | |
---|
| 1701 | /** |
---|
| 1702 | * A test. |
---|
| 1703 | */ |
---|
| 1704 | typedef bool (*bdbuf_test) (bdbuf_task_control* tasks); |
---|
| 1705 | |
---|
| 1706 | /** |
---|
| 1707 | * A test name and function. |
---|
| 1708 | */ |
---|
| 1709 | typedef struct bdbuf_test_ident |
---|
| 1710 | { |
---|
| 1711 | const char* label; |
---|
| 1712 | bdbuf_test test; |
---|
| 1713 | } bdbuf_test_ident; |
---|
[b1274bd9] | 1714 | |
---|
[e6000760] | 1715 | /** |
---|
| 1716 | * Table of tests. |
---|
| 1717 | */ |
---|
| 1718 | static bdbuf_test_ident bdbuf_tests[] = |
---|
| 1719 | { |
---|
| 1720 | { |
---|
| 1721 | "Task 0 get buffer 0 from pool 0", |
---|
| 1722 | bdbuf_test_1 |
---|
| 1723 | }, |
---|
| 1724 | { |
---|
| 1725 | "Task 0 get buffer 0 -> 4 from pool 0, task 2 and 1 block getting", |
---|
| 1726 | bdbuf_test_2 |
---|
| 1727 | }, |
---|
| 1728 | { |
---|
| 1729 | "Task 0 read buffer 5, modify and release modified", |
---|
| 1730 | bdbuf_test_3 |
---|
| 1731 | }, |
---|
| 1732 | { |
---|
| 1733 | "Task 0 read all buffers, task 1 blocks waiting for acessed buffer", |
---|
| 1734 | bdbuf_test_4 |
---|
| 1735 | }, |
---|
| 1736 | { |
---|
| 1737 | "Task 0 read all buffers, task 1 blocks waiting for new buffer", |
---|
| 1738 | bdbuf_test_5 |
---|
| 1739 | }, |
---|
| 1740 | { |
---|
| 1741 | "Task 0 release modified 4 buffers then syncs a 5th buffer", |
---|
| 1742 | bdbuf_test_6 |
---|
| 1743 | }, |
---|
| 1744 | { |
---|
| 1745 | "Task 0 release modified 5 buffers then sync the device", |
---|
| 1746 | bdbuf_test_7 |
---|
| 1747 | }, |
---|
| 1748 | { |
---|
| 1749 | "Task 0 releases modified 5 buffers is out or order sequence and the" \ |
---|
| 1750 | " driver checks the buffers are in order", |
---|
| 1751 | bdbuf_test_8 |
---|
| 1752 | } |
---|
| 1753 | }; |
---|
| 1754 | |
---|
| 1755 | #define BDBUF_TEST_NUM (sizeof (bdbuf_tests) / sizeof (bdbuf_test_ident)) |
---|
| 1756 | |
---|
| 1757 | /** |
---|
| 1758 | * Test the BD Buffering code. |
---|
| 1759 | */ |
---|
| 1760 | static void |
---|
[d093934] | 1761 | bdbuf_tester (void) |
---|
[e6000760] | 1762 | { |
---|
| 1763 | rtems_device_major_number major; |
---|
| 1764 | bdbuf_task_control tasks[BDBUF_TEST_TASKS]; |
---|
| 1765 | rtems_task_priority old_priority; |
---|
| 1766 | int t; |
---|
| 1767 | bool passed = true; |
---|
[40284de] | 1768 | rtems_disk_device *dd; |
---|
[e6000760] | 1769 | |
---|
| 1770 | /* |
---|
| 1771 | * Change priority to a lower one. |
---|
| 1772 | */ |
---|
| 1773 | bdbuf_test_printf ("lower priority to %d: ", BDBUF_TESTS_PRI_HIGH + 1); |
---|
| 1774 | bdbuf_test_print_sc (rtems_task_set_priority (RTEMS_SELF, |
---|
| 1775 | BDBUF_TESTS_PRI_HIGH + 1, |
---|
| 1776 | &old_priority), |
---|
| 1777 | true); |
---|
[b1274bd9] | 1778 | |
---|
[e6000760] | 1779 | /* |
---|
| 1780 | * This sets up the buffer pools. |
---|
| 1781 | */ |
---|
[796967c] | 1782 | if (!bdbuf_tests_setup_disk (&major, &dd)) |
---|
[e6000760] | 1783 | { |
---|
| 1784 | bdbuf_test_printf ("disk set up failed\n"); |
---|
| 1785 | return; |
---|
| 1786 | } |
---|
| 1787 | |
---|
| 1788 | /* |
---|
| 1789 | * Make sure the swapout task has run. The user could block |
---|
| 1790 | * the swapout task from running until later. This is not |
---|
| 1791 | * tested. |
---|
| 1792 | */ |
---|
| 1793 | bdbuf_sleep (100); |
---|
| 1794 | |
---|
| 1795 | /* |
---|
| 1796 | * Start the test tasks used to test the threading parts |
---|
| 1797 | * of the bdbuf code. |
---|
[b1274bd9] | 1798 | */ |
---|
[e6000760] | 1799 | for (t = 0; t < BDBUF_TEST_TASKS; t++) |
---|
| 1800 | { |
---|
| 1801 | bdbuf_task_control_init (t, &tasks[t], |
---|
| 1802 | rtems_task_self (), |
---|
[796967c] | 1803 | major, |
---|
| 1804 | dd); |
---|
[b1274bd9] | 1805 | |
---|
[e6000760] | 1806 | if (!bdbuf_tests_create_task (&tasks[t], |
---|
| 1807 | BDBUF_TESTS_PRI_HIGH - t, |
---|
| 1808 | bdbuf_test_tasks[t])) |
---|
| 1809 | return; |
---|
| 1810 | } |
---|
| 1811 | |
---|
| 1812 | /* |
---|
| 1813 | * Let the test tasks run if they have not already done so. |
---|
| 1814 | */ |
---|
| 1815 | bdbuf_sleep (100); |
---|
| 1816 | |
---|
| 1817 | /* |
---|
| 1818 | * Perform each test. |
---|
| 1819 | */ |
---|
| 1820 | for (t = 0; (t < BDBUF_TEST_NUM) && passed; t++) |
---|
| 1821 | { |
---|
| 1822 | bdbuf_test_printf ("test %d: %s\n", t + 1, bdbuf_tests[t].label); |
---|
| 1823 | passed = bdbuf_tests[t].test (tasks); |
---|
| 1824 | bdbuf_test_printf ("test %d: %s\n", t + 1, passed ? "passed" : "failed"); |
---|
| 1825 | } |
---|
| 1826 | } |
---|
| 1827 | |
---|
| 1828 | static rtems_task Init(rtems_task_argument argument) |
---|
| 1829 | { |
---|
| 1830 | printf ("\n\n*** TEST BLOCK 6 ***\n"); |
---|
| 1831 | |
---|
| 1832 | bdbuf_tester (); |
---|
| 1833 | |
---|
| 1834 | printf ("*** END OF TEST BLOCK 6 ***\n"); |
---|
| 1835 | |
---|
| 1836 | exit (0); |
---|
| 1837 | } |
---|
| 1838 | |
---|
| 1839 | #define CONFIGURE_INIT |
---|
| 1840 | |
---|
| 1841 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
---|
| 1842 | #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER |
---|
| 1843 | #define CONFIGURE_APPLICATION_NEEDS_LIBBLOCK |
---|
| 1844 | |
---|
| 1845 | #define CONFIGURE_USE_IMFS_AS_BASE_FILESYSTEM |
---|
| 1846 | |
---|
[6a03786d] | 1847 | #define CONFIGURE_BDBUF_TASK_STACK_SIZE BDBUF_TEST_STACK_SIZE |
---|
| 1848 | |
---|
[b6911069] | 1849 | #define CONFIGURE_MAXIMUM_TASKS (1 + BDBUF_TEST_TASKS) |
---|
[e6000760] | 1850 | #define CONFIGURE_MAXIMUM_DRIVERS 3 |
---|
[c1b2bac] | 1851 | #define CONFIGURE_MAXIMUM_SEMAPHORES 2 |
---|
[e6000760] | 1852 | |
---|
[b6911069] | 1853 | #define CONFIGURE_EXTRA_TASK_STACKS \ |
---|
| 1854 | (BDBUF_TEST_TASKS * BDBUF_TEST_STACK_SIZE) |
---|
[4ee0fa87] | 1855 | |
---|
[b6911069] | 1856 | #define CONFIGURE_INIT_TASK_STACK_SIZE BDBUF_TEST_STACK_SIZE |
---|
[e6000760] | 1857 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
---|
| 1858 | |
---|
| 1859 | #include <rtems/confdefs.h> |
---|