[3c462734] | 1 | /* |
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| 2 | * Copyright (c) 2012 embedded brains GmbH. All rights reserved. |
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| 3 | * |
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| 4 | * embedded brains GmbH |
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| 5 | * Obere Lagerstr. 30 |
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| 6 | * 82178 Puchheim |
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| 7 | * Germany |
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| 8 | * <rtems@embedded-brains.de> |
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| 9 | * |
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| 10 | * The license and distribution terms for this file may be |
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| 11 | * found in the file LICENSE in this distribution or at |
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| 12 | * http://www.rtems.com/license/LICENSE. |
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| 13 | */ |
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| 14 | |
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| 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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| 19 | #include "tmacros.h" |
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| 20 | |
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| 21 | #include <errno.h> |
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| 22 | #include <string.h> |
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| 23 | |
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| 24 | #include <rtems/blkdev.h> |
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| 25 | #include <rtems/bdbuf.h> |
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| 26 | |
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| 27 | #define BLOCK_COUNT 15 |
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| 28 | |
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| 29 | static int block_access_counts [BLOCK_COUNT]; |
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| 30 | |
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| 31 | static int expected_block_access_counts [BLOCK_COUNT] = { |
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| 32 | 2, 0, 2, 0, 2, 0, 2, 2, 2, 0, 2, 0, 2, 0, 2 |
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| 33 | }; |
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| 34 | |
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| 35 | static const rtems_blkdev_bnum read_sequence [] = { |
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| 36 | 0, 2, 4, 6, 8, 10, 12, 14, 7 |
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| 37 | }; |
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| 38 | |
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| 39 | static int test_disk_ioctl(rtems_disk_device *dd, uint32_t req, void *arg) |
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| 40 | { |
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| 41 | int rv = 0; |
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| 42 | |
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| 43 | if (req == RTEMS_BLKIO_REQUEST) { |
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| 44 | rtems_blkdev_request *breq = arg; |
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| 45 | rtems_blkdev_sg_buffer *sg = breq->bufs; |
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| 46 | uint32_t i; |
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| 47 | |
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| 48 | rtems_test_assert(breq->req == RTEMS_BLKDEV_REQ_READ); |
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| 49 | |
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| 50 | for (i = 0; i < breq->bufnum; ++i) { |
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| 51 | rtems_blkdev_bnum block = sg [i].block; |
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| 52 | |
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| 53 | rtems_test_assert(block < BLOCK_COUNT); |
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| 54 | |
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| 55 | ++block_access_counts [block]; |
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| 56 | } |
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| 57 | |
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| 58 | breq->req_done(breq->done_arg, RTEMS_SUCCESSFUL); |
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| 59 | } else { |
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| 60 | errno = EINVAL; |
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| 61 | rv = -1; |
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| 62 | } |
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| 63 | |
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| 64 | return rv; |
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| 65 | } |
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| 66 | |
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| 67 | static void do_read_sequence(rtems_disk_device *dd) |
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| 68 | { |
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| 69 | size_t i; |
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| 70 | |
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| 71 | for (i = 0; i < sizeof(read_sequence) / sizeof(read_sequence [0]); ++i) { |
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| 72 | rtems_status_code sc; |
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| 73 | rtems_bdbuf_buffer *bd; |
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| 74 | |
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| 75 | sc = rtems_bdbuf_read(dd, read_sequence [i], &bd); |
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| 76 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 77 | |
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| 78 | sc = rtems_bdbuf_release(bd); |
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| 79 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 80 | } |
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| 81 | } |
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| 82 | |
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| 83 | static void test(void) |
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| 84 | { |
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| 85 | rtems_status_code sc; |
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| 86 | dev_t dev = 0; |
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| 87 | rtems_disk_device *dd; |
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| 88 | |
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| 89 | sc = rtems_disk_io_initialize(); |
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| 90 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 91 | |
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| 92 | sc = rtems_disk_create_phys( |
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| 93 | dev, |
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| 94 | 1, |
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| 95 | BLOCK_COUNT, |
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| 96 | test_disk_ioctl, |
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| 97 | NULL, |
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| 98 | NULL |
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| 99 | ); |
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| 100 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 101 | |
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| 102 | dd = rtems_disk_obtain(dev); |
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| 103 | rtems_test_assert(dd != NULL); |
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| 104 | |
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| 105 | do_read_sequence(dd); |
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| 106 | rtems_bdbuf_purge_dev(dd); |
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| 107 | do_read_sequence(dd); |
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| 108 | |
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| 109 | rtems_test_assert( |
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| 110 | memcmp( |
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| 111 | block_access_counts, |
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| 112 | expected_block_access_counts, |
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| 113 | sizeof(block_access_counts) |
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| 114 | ) == 0 |
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| 115 | ); |
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| 116 | |
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| 117 | sc = rtems_disk_release(dd); |
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| 118 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 119 | |
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| 120 | sc = rtems_disk_delete(dev); |
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| 121 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 122 | } |
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| 123 | |
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| 124 | static void Init(rtems_task_argument arg) |
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| 125 | { |
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| 126 | puts("\n\n*** TEST BLOCK 12 ***"); |
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| 127 | |
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| 128 | test(); |
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| 129 | |
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| 130 | puts("*** END OF TEST BLOCK 12 ***"); |
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| 131 | |
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| 132 | rtems_test_exit(0); |
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| 133 | } |
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| 134 | |
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| 135 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
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| 136 | #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER |
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| 137 | #define CONFIGURE_APPLICATION_NEEDS_LIBBLOCK |
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| 138 | |
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| 139 | #define CONFIGURE_BDBUF_BUFFER_MIN_SIZE 1 |
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| 140 | #define CONFIGURE_BDBUF_BUFFER_MAX_SIZE 1 |
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| 141 | #define CONFIGURE_BDBUF_CACHE_MEMORY_SIZE BLOCK_COUNT |
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| 142 | |
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| 143 | #define CONFIGURE_USE_IMFS_AS_BASE_FILESYSTEM |
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| 144 | |
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| 145 | #define CONFIGURE_MAXIMUM_TASKS 2 |
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| 146 | |
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| 147 | #define CONFIGURE_EXTRA_TASK_STACKS (8 * 1024) |
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| 148 | |
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| 149 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
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| 150 | |
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| 151 | #define CONFIGURE_INIT |
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| 152 | |
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| 153 | #include <rtems/confdefs.h> |
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