mfi_debug.c revision 331722
1/*- 2 * Copyright (c) 2006 IronPort Systems 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> 28__FBSDID("$FreeBSD: stable/11/sys/dev/mfi/mfi_debug.c 331722 2018-03-29 02:50:57Z eadler $"); 29 30#include "opt_mfi.h" 31 32#ifdef MFI_DEBUG 33 34#include <sys/param.h> 35#include <sys/systm.h> 36#include <sys/kernel.h> 37#include <sys/conf.h> 38#include <sys/bus.h> 39#include <sys/bio.h> 40#include <sys/lock.h> 41#include <sys/mutex.h> 42#include <sys/malloc.h> 43#include <sys/selinfo.h> 44#include <sys/sysctl.h> 45#include <sys/taskqueue.h> 46#include <sys/uio.h> 47#include <machine/resource.h> 48#include <machine/bus.h> 49 50#include <vm/vm.h> 51#include <vm/pmap.h> 52 53#include <dev/mfi/mfireg.h> 54#include <dev/mfi/mfi_ioctl.h> 55#include <dev/mfi/mfivar.h> 56 57static void 58mfi_print_frame_flags(device_t dev, uint32_t flags) 59{ 60 device_printf(dev, "flags=%b\n", flags, MFI_FRAME_FMT); 61} 62 63static void 64mfi_print_sgl(struct mfi_frame_header *hdr, union mfi_sgl *sgl, int count) 65{ 66 int i, columns = 0; 67 68 printf("SG List:\n"); 69 for (i = 0; i < count; i++) { 70 if (hdr->flags & MFI_FRAME_IEEE_SGL) { 71 printf("0x%lx:%06d ", (u_long)sgl->sg_skinny[i].addr, 72 sgl->sg_skinny[i].len); 73 columns += 26; 74 if (columns > 77) { 75 printf("\n"); 76 columns = 0; 77 } 78 } else if (hdr->flags & MFI_FRAME_SGL64) { 79 printf("0x%lx:%06d ", (u_long)sgl->sg64[i].addr, 80 sgl->sg64[i].len); 81 columns += 26; 82 if (columns > 77) { 83 printf("\n"); 84 columns = 0; 85 } 86 } else { 87 printf("0x%x:%06d ", sgl->sg32[i].addr, 88 sgl->sg32[i].len); 89 columns += 18; 90 if (columns > 71) { 91 printf("\n"); 92 columns = 0; 93 } 94 } 95 } 96 if (columns != 0) 97 printf("\n"); 98 99} 100 101static void 102mfi_print_ldio(struct mfi_softc *sc, device_t dev, struct mfi_command *cm) 103{ 104 struct mfi_io_frame *io; 105 struct mfi_frame_header *hdr; 106 107 io = &cm->cm_frame->io; 108 hdr = &io->header; 109 110 device_printf(dev, "cmd=%s target_id=%d sg_count=%d data_len=%d " 111 "lba=%d\n", (hdr->cmd == MFI_CMD_LD_READ) ? "LD_READ":"LD_WRITE", 112 hdr->target_id, hdr->sg_count, hdr->data_len, io->lba_lo); 113 mfi_print_frame_flags(dev, hdr->flags); 114 mfi_print_sgl(hdr, &io->sgl, hdr->sg_count); 115 116} 117 118static void 119mfi_print_dcmd(struct mfi_softc *sc, device_t dev, struct mfi_command *cm) 120{ 121 struct mfi_dcmd_frame *dcmd; 122 struct mfi_frame_header *hdr; 123 const char *opcode; 124 125 dcmd = &cm->cm_frame->dcmd; 126 hdr = &dcmd->header; 127 128 switch (dcmd->opcode) { 129 case MFI_DCMD_CTRL_GETINFO: 130 opcode = "CTRL_GETINFO"; 131 break; 132 case MFI_DCMD_CTRL_FLUSHCACHE: 133 opcode = "CTRL_FLUSHCACHE"; 134 break; 135 case MFI_DCMD_CTRL_SHUTDOWN: 136 opcode = "CTRL_SHUTDOWN"; 137 break; 138 case MFI_DCMD_CTRL_EVENT_GETINFO: 139 opcode = "EVENT_GETINFO"; 140 break; 141 case MFI_DCMD_CTRL_EVENT_GET: 142 opcode = "EVENT_GET"; 143 break; 144 case MFI_DCMD_CTRL_EVENT_WAIT: 145 opcode = "EVENT_WAIT"; 146 break; 147 case MFI_DCMD_LD_GET_LIST: 148 opcode = "LD_GET_LIST"; 149 break; 150 case MFI_DCMD_LD_GET_INFO: 151 opcode = "LD_GET_INFO"; 152 break; 153 case MFI_DCMD_LD_GET_PROP: 154 opcode = "LD_GET_PROP"; 155 break; 156 case MFI_DCMD_LD_SET_PROP: 157 opcode = "LD_SET_PROP"; 158 break; 159 case MFI_DCMD_CLUSTER: 160 opcode = "CLUSTER"; 161 break; 162 case MFI_DCMD_CLUSTER_RESET_ALL: 163 opcode = "CLUSTER_RESET_ALL"; 164 break; 165 case MFI_DCMD_CLUSTER_RESET_LD: 166 opcode = "CLUSTER_RESET_LD"; 167 break; 168 case MFI_DCMD_LD_MAP_GET_INFO: 169 opcode = "LD_MAP_GET_INFO"; 170 break; 171 case MFI_DCMD_BBU_START_LEARN: 172 opcode = "BBU_START_LEARN"; 173 break; 174 case MFI_DCMD_BBU_GET_PROP: 175 opcode = "BBU_GET_PROP"; 176 break; 177 case MFI_DCMD_BBU_SET_PROP: 178 opcode = "BBU_SET_PROP"; 179 break; 180 default: 181 opcode = "UNKNOWN"; 182 break; 183 } 184 185 device_printf(dev, "cmd=MFI_CMD_DCMD opcode=%s data_len=%d\n", 186 opcode, hdr->data_len); 187 mfi_print_frame_flags(dev, hdr->flags); 188 mfi_print_sgl(hdr, &dcmd->sgl, hdr->sg_count); 189 190} 191 192static void 193mfi_print_generic_frame(struct mfi_softc *sc, struct mfi_command *cm) 194{ 195 hexdump(cm->cm_frame, cm->cm_total_frame_size, NULL, HD_OMIT_CHARS); 196} 197 198void 199mfi_print_cmd(struct mfi_command *cm) 200{ 201 device_t dev; 202 struct mfi_softc *sc; 203 204 sc = cm->cm_sc; 205 dev = sc->mfi_dev; 206 207 device_printf(dev, "cm=%p index=%d total_frame_size=%d " 208 "extra_frames=%d\n", cm, cm->cm_index, cm->cm_total_frame_size, 209 cm->cm_extra_frames); 210 device_printf(dev, "flags=%b\n", cm->cm_flags, MFI_CMD_FLAGS_FMT); 211 212 switch (cm->cm_frame->header.cmd) { 213 case MFI_CMD_DCMD: 214 mfi_print_dcmd(sc, dev, cm); 215 break; 216 case MFI_CMD_LD_READ: 217 case MFI_CMD_LD_WRITE: 218 mfi_print_ldio(sc, dev, cm); 219 break; 220 default: 221 mfi_print_generic_frame(sc, cm); 222 break; 223 } 224 225 return; 226} 227 228void 229mfi_dump_cmds(struct mfi_softc *sc) 230{ 231 int i; 232 233 for (i = 0; i < sc->mfi_max_fw_cmds; i++) 234 mfi_print_generic_frame(sc, &sc->mfi_commands[i]); 235} 236 237void 238mfi_validate_sg(struct mfi_softc *sc, struct mfi_command *cm, 239 const char *function, int line) 240{ 241 struct mfi_frame_header *hdr; 242 int i; 243 uint32_t count = 0, data_len; 244 245 hdr = &cm->cm_frame->header; 246 count = 0; 247 for (i = 0; i < hdr->sg_count; i++) { 248 if (hdr->flags & MFI_FRAME_IEEE_SGL) 249 count += cm->cm_sg->sg_skinny[i].len; 250 else if (hdr->flags & MFI_FRAME_SGL64) 251 count += cm->cm_sg->sg64[i].len; 252 else 253 count += cm->cm_sg->sg32[i].len; 254 } 255 /* 256 count++; 257 */ 258 data_len = hdr->data_len; 259 switch (hdr->cmd) { 260 case MFI_CMD_LD_READ: 261 case MFI_CMD_LD_WRITE: 262 data_len = data_len * 512; 263 case MFI_CMD_DCMD: 264 if (count != data_len) { 265 device_printf(sc->mfi_dev, 266 "%s %d COMMAND %p S/G count bad %d %d %d 0x%jx\n", 267 function, line, cm, count, data_len, cm->cm_len, 268 (intmax_t)pmap_kextract((vm_offset_t)cm->cm_data)); 269 MFI_PRINT_CMD(cm); 270 } 271 } 272} 273 274#endif 275