| 1 | /* $NetBSD: rf_compat50.c,v 1.2 2009/05/02 21:11:26 oster Exp $ */ |
| 2 | |
| 3 | /*- |
| 4 | * Copyright (c) 2009 The NetBSD Foundation, Inc. |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * This code is derived from software contributed to The NetBSD Foundation |
| 8 | * by Christos Zoulas. |
| 9 | * |
| 10 | * Redistribution and use in source and binary forms, with or without |
| 11 | * modification, are permitted provided that the following conditions |
| 12 | * are met: |
| 13 | * 1. Redistributions of source code must retain the above copyright |
| 14 | * notice, this list of conditions and the following disclaimer. |
| 15 | * 2. Redistributions in binary form must reproduce the above copyright |
| 16 | * notice, this list of conditions and the following disclaimer in the |
| 17 | * documentation and/or other materials provided with the distribution. |
| 18 | * 3. All advertising materials mentioning features or use of this software |
| 19 | * must display the following acknowledgement: |
| 20 | * This product includes software developed by the NetBSD |
| 21 | * Foundation, Inc. and its contributors. |
| 22 | * 4. Neither the name of The NetBSD Foundation nor the names of its |
| 23 | * contributors may be used to endorse or promote products derived |
| 24 | * from this software without specific prior written permission. |
| 25 | * |
| 26 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
| 27 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| 28 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 29 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
| 30 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 31 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 32 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 33 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 34 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 35 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 36 | * POSSIBILITY OF SUCH DAMAGE. |
| 37 | */ |
| 38 | |
| 39 | #include <sys/types.h> |
| 40 | #include <sys/param.h> |
| 41 | #include <sys/systm.h> |
| 42 | |
| 43 | #include <dev/raidframe/raidframeio.h> |
| 44 | #include <dev/raidframe/raidframevar.h> |
| 45 | |
| 46 | #include "rf_raid.h" |
| 47 | #include "rf_compat50.h" |
| 48 | #include "rf_debugMem.h" |
| 49 | |
| 50 | typedef struct RF_Config50_s { |
| 51 | RF_RowCol_t numRow, numCol, numSpare; |
| 52 | int32_t devs[RF_MAXROW][RF_MAXCOL]; |
| 53 | char devnames[RF_MAXROW][RF_MAXCOL][50]; |
| 54 | int32_t spare_devs[RF_MAXSPARE]; |
| 55 | char spare_names[RF_MAXSPARE][50]; |
| 56 | RF_SectorNum_t sectPerSU; |
| 57 | RF_StripeNum_t SUsPerPU; |
| 58 | RF_StripeNum_t SUsPerRU; |
| 59 | RF_ParityConfig_t parityConfig; |
| 60 | RF_DiskQueueType_t diskQueueType; |
| 61 | char maxOutstandingDiskReqs; |
| 62 | char debugVars[RF_MAXDBGV][50]; |
| 63 | unsigned int layoutSpecificSize; |
| 64 | void *layoutSpecific; |
| 65 | int force; |
| 66 | } RF_Config50_t; |
| 67 | |
| 68 | typedef struct RF_RaidDisk50_s { |
| 69 | char devname[56]; |
| 70 | RF_DiskStatus_t status; |
| 71 | RF_RowCol_t spareRow; |
| 72 | RF_RowCol_t spareCol; |
| 73 | RF_SectorCount_t numBlocks; |
| 74 | int blockSize; |
| 75 | RF_SectorCount_t partitionSize; |
| 76 | int auto_configured; |
| 77 | int32_t dev; |
| 78 | } RF_RaidDisk50_t; |
| 79 | |
| 80 | typedef struct RF_DeviceConfig50_s { |
| 81 | u_int rows; |
| 82 | u_int cols; |
| 83 | u_int maxqdepth; |
| 84 | int ndevs; |
| 85 | RF_RaidDisk50_t devs[RF_MAX_DISKS]; |
| 86 | int nspares; |
| 87 | RF_RaidDisk50_t spares[RF_MAX_DISKS]; |
| 88 | } RF_DeviceConfig50_t; |
| 89 | |
| 90 | static void |
| 91 | rf_disk_to_disk50(RF_RaidDisk50_t *d50, const RF_RaidDisk_t *d) |
| 92 | { |
| 93 | memcpy(d50->devname, d->devname, sizeof(d50->devname)); |
| 94 | d50->status = d->status; |
| 95 | d50->spareRow = d->spareRow; |
| 96 | d50->spareCol = d->spareCol; |
| 97 | d50->numBlocks = d->numBlocks; |
| 98 | d50->blockSize = d->blockSize; |
| 99 | d50->partitionSize = d->partitionSize; |
| 100 | d50->auto_configured = d->auto_configured; |
| 101 | d50->dev = d->dev; |
| 102 | } |
| 103 | |
| 104 | int |
| 105 | rf_config50(RF_Raid_t *raidPtr, int unit, void *data, RF_Config_t **k_cfgp) |
| 106 | { |
| 107 | RF_Config50_t *u50_cfg, *k50_cfg; |
| 108 | RF_Config_t *k_cfg; |
| 109 | size_t i, j; |
| 110 | int error; |
| 111 | |
| 112 | if (raidPtr->valid) { |
| 113 | /* There is a valid RAID set running on this unit! */ |
| 114 | printf("raid%d: Device already configured!\n" , unit); |
| 115 | return EINVAL; |
| 116 | } |
| 117 | |
| 118 | /* copy-in the configuration information */ |
| 119 | /* data points to a pointer to the configuration structure */ |
| 120 | |
| 121 | u50_cfg = *((RF_Config50_t **) data); |
| 122 | RF_Malloc(k50_cfg, sizeof(RF_Config50_t), (RF_Config50_t *)); |
| 123 | if (k50_cfg == NULL) |
| 124 | return ENOMEM; |
| 125 | |
| 126 | error = copyin(u50_cfg, k50_cfg, sizeof(RF_Config50_t)); |
| 127 | if (error) { |
| 128 | RF_Free(k50_cfg, sizeof(RF_Config50_t)); |
| 129 | return error; |
| 130 | } |
| 131 | RF_Malloc(k_cfg, sizeof(RF_Config_t), (RF_Config_t *)); |
| 132 | if (k_cfg == NULL) { |
| 133 | RF_Free(k50_cfg, sizeof(RF_Config50_t)); |
| 134 | return ENOMEM; |
| 135 | } |
| 136 | |
| 137 | k_cfg->numRow = k50_cfg->numRow; |
| 138 | k_cfg->numCol = k50_cfg->numCol; |
| 139 | k_cfg->numSpare = k50_cfg->numSpare; |
| 140 | |
| 141 | for (i = 0; i < RF_MAXROW; i++) |
| 142 | for (j = 0; j < RF_MAXCOL; j++) |
| 143 | k_cfg->devs[i][j] = k50_cfg->devs[i][j]; |
| 144 | |
| 145 | memcpy(k_cfg->devnames, k50_cfg->devnames, |
| 146 | sizeof(k_cfg->devnames)); |
| 147 | |
| 148 | for (i = 0; i < RF_MAXSPARE; i++) |
| 149 | k_cfg->spare_devs[i] = k50_cfg->spare_devs[i]; |
| 150 | |
| 151 | memcpy(k_cfg->spare_names, k50_cfg->spare_names, |
| 152 | sizeof(k_cfg->spare_names)); |
| 153 | |
| 154 | k_cfg->sectPerSU = k50_cfg->sectPerSU; |
| 155 | k_cfg->SUsPerPU = k50_cfg->SUsPerPU; |
| 156 | k_cfg->SUsPerRU = k50_cfg->SUsPerRU; |
| 157 | k_cfg->parityConfig = k50_cfg->parityConfig; |
| 158 | |
| 159 | memcpy(k_cfg->diskQueueType, k50_cfg->diskQueueType, |
| 160 | sizeof(k_cfg->diskQueueType)); |
| 161 | |
| 162 | k_cfg->maxOutstandingDiskReqs = k50_cfg->maxOutstandingDiskReqs; |
| 163 | |
| 164 | memcpy(k_cfg->debugVars, k50_cfg->debugVars, |
| 165 | sizeof(k_cfg->debugVars)); |
| 166 | |
| 167 | k_cfg->layoutSpecificSize = k50_cfg->layoutSpecificSize; |
| 168 | k_cfg->layoutSpecific = k50_cfg->layoutSpecific; |
| 169 | k_cfg->force = k50_cfg->force; |
| 170 | |
| 171 | RF_Free(k50_cfg, sizeof(RF_Config50_t)); |
| 172 | *k_cfgp = k_cfg; |
| 173 | return 0; |
| 174 | } |
| 175 | |
| 176 | int |
| 177 | rf_get_info50(RF_Raid_t *raidPtr, void *data) |
| 178 | { |
| 179 | RF_DeviceConfig50_t **ucfgp = data, *d_cfg; |
| 180 | size_t i, j; |
| 181 | int error; |
| 182 | |
| 183 | if (!raidPtr->valid) |
| 184 | return ENODEV; |
| 185 | |
| 186 | RF_Malloc(d_cfg, sizeof(RF_DeviceConfig50_t), (RF_DeviceConfig50_t *)); |
| 187 | |
| 188 | if (d_cfg == NULL) |
| 189 | return ENOMEM; |
| 190 | |
| 191 | d_cfg->rows = 1; /* there is only 1 row now */ |
| 192 | d_cfg->cols = raidPtr->numCol; |
| 193 | d_cfg->ndevs = raidPtr->numCol; |
| 194 | if (d_cfg->ndevs >= RF_MAX_DISKS) |
| 195 | goto nomem; |
| 196 | |
| 197 | d_cfg->nspares = raidPtr->numSpare; |
| 198 | if (d_cfg->nspares >= RF_MAX_DISKS) |
| 199 | goto nomem; |
| 200 | |
| 201 | d_cfg->maxqdepth = raidPtr->maxQueueDepth; |
| 202 | for (j = 0; j < d_cfg->cols; j++) |
| 203 | rf_disk_to_disk50(&d_cfg->devs[j], &raidPtr->Disks[j]); |
| 204 | |
| 205 | for (j = d_cfg->cols, i = 0; i < d_cfg->nspares; i++, j++) |
| 206 | rf_disk_to_disk50(&d_cfg->spares[i], &raidPtr->Disks[j]); |
| 207 | |
| 208 | error = copyout(d_cfg, *ucfgp, sizeof(RF_DeviceConfig50_t)); |
| 209 | RF_Free(d_cfg, sizeof(RF_DeviceConfig50_t)); |
| 210 | |
| 211 | return error; |
| 212 | nomem: |
| 213 | RF_Free(d_cfg, sizeof(RF_DeviceConfig_t)); |
| 214 | return ENOMEM; |
| 215 | } |
| 216 | |