1 /*- 2 * BSD LICENSE 3 * 4 * Copyright (c) Intel Corporation. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * * Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * * Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * * Neither the name of Intel Corporation nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 #include "spdk/ftl.h" 35 36 static struct spdk_ftl_dev * 37 test_init_ftl_dev(const struct spdk_ocssd_geometry_data *geo, 38 const struct spdk_ftl_punit_range *range) 39 { 40 struct spdk_ftl_dev *dev; 41 unsigned int punit; 42 43 dev = calloc(1, sizeof(*dev)); 44 SPDK_CU_ASSERT_FATAL(dev != NULL); 45 46 dev->xfer_size = geo->ws_opt; 47 dev->geo = *geo; 48 dev->range = *range; 49 50 dev->bands = calloc(geo->num_chk, sizeof(*dev->bands)); 51 SPDK_CU_ASSERT_FATAL(dev->bands != NULL); 52 53 dev->punits = calloc(ftl_dev_num_punits(dev), sizeof(*dev->punits)); 54 SPDK_CU_ASSERT_FATAL(dev->punits != NULL); 55 56 for (size_t i = 0; i < ftl_dev_num_punits(dev); ++i) { 57 punit = range->begin + i; 58 dev->punits[i].dev = dev; 59 dev->punits[i].start_ppa.grp = punit % geo->num_grp; 60 dev->punits[i].start_ppa.pu = punit / geo->num_grp; 61 } 62 63 return dev; 64 } 65 66 static struct ftl_band * 67 test_init_ftl_band(struct spdk_ftl_dev *dev, size_t id) 68 { 69 struct ftl_band *band; 70 struct ftl_chunk *chunk; 71 72 SPDK_CU_ASSERT_FATAL(dev != NULL); 73 SPDK_CU_ASSERT_FATAL(id < dev->geo.num_chk); 74 75 band = &dev->bands[id]; 76 band->dev = dev; 77 band->id = id; 78 CIRCLEQ_INIT(&band->chunks); 79 80 band->md.vld_map = spdk_bit_array_create(ftl_num_band_lbks(dev)); 81 SPDK_CU_ASSERT_FATAL(band->md.vld_map != NULL); 82 83 band->chunk_buf = calloc(ftl_dev_num_punits(dev), sizeof(*band->chunk_buf)); 84 SPDK_CU_ASSERT_FATAL(band->chunk_buf != NULL); 85 86 for (size_t i = 0; i < ftl_dev_num_punits(dev); ++i) { 87 chunk = &band->chunk_buf[i]; 88 chunk->pos = i; 89 chunk->state = FTL_CHUNK_STATE_CLOSED; 90 chunk->punit = &dev->punits[i]; 91 chunk->start_ppa = dev->punits[i].start_ppa; 92 chunk->start_ppa.chk = band->id; 93 CIRCLEQ_INSERT_TAIL(&band->chunks, chunk, circleq); 94 band->num_chunks++; 95 } 96 97 pthread_spin_init(&band->md.lock, PTHREAD_PROCESS_PRIVATE); 98 return band; 99 } 100 101 static void 102 test_free_ftl_dev(struct spdk_ftl_dev *dev) 103 { 104 SPDK_CU_ASSERT_FATAL(dev != NULL); 105 free(dev->punits); 106 free(dev->bands); 107 free(dev); 108 } 109 110 static void 111 test_free_ftl_band(struct ftl_band *band) 112 { 113 SPDK_CU_ASSERT_FATAL(band != NULL); 114 spdk_bit_array_free(&band->md.vld_map); 115 free(band->chunk_buf); 116 free(band->md.lba_map); 117 } 118