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: releng/8.4/sys/dev/mfi/mfi_debug.c 235625 2012-05-18 19:48:33Z sbruno $");
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
57 static void
58 mfi_print_frame_flags(device_t dev, uint32_t flags)
59 {
60 device_printf(dev, "flags=%b\n", flags,
61 "\2"
62 "\1NOPOST"
63 "\2SGL64"
64 "\3SENSE64"
65 "\4WRITE"
66 "\5READ"
67 "\6IEEESGL");
68 }
69
70 static void
71 mfi_print_sgl(struct mfi_frame_header *hdr, union mfi_sgl *sgl, int count)
72 {
73 int i, columns = 0;
74
75 printf("SG List:\n");
76 for (i = 0; i < count; i++) {
77 if (hdr->flags & MFI_FRAME_IEEE_SGL) {
78 printf("0x%lx:%06d ", (u_long)sgl->sg_skinny[i].addr,
79 sgl->sg_skinny[i].len);
80 columns += 26;
81 if (columns > 77) {
82 printf("\n");
83 columns = 0;
84 }
85 } else if (hdr->flags & MFI_FRAME_SGL64) {
86 printf("0x%lx:%06d ", (u_long)sgl->sg64[i].addr,
87 sgl->sg64[i].len);
88 columns += 26;
89 if (columns > 77) {
90 printf("\n");
91 columns = 0;
92 }
93 } else {
94 printf("0x%x:%06d ", sgl->sg32[i].addr,
95 sgl->sg32[i].len);
96 columns += 18;
97 if (columns > 71) {
98 printf("\n");
99 columns = 0;
100 }
101 }
102 }
103 if (columns != 0)
104 printf("\n");
105
106 }
107
108 static void
109 mfi_print_ldio(struct mfi_softc *sc, device_t dev, struct mfi_command *cm)
110 {
111 struct mfi_io_frame *io;
112 struct mfi_frame_header *hdr;
113
114 io = &cm->cm_frame->io;
115 hdr = &io->header;
116
117 device_printf(dev, "cmd=%s target_id=%d sg_count=%d data_len=%d "
118 "lba=%d\n", (hdr->cmd == MFI_CMD_LD_READ) ? "LD_READ":"LD_WRITE",
119 hdr->target_id, hdr->sg_count, hdr->data_len, io->lba_lo);
120 mfi_print_frame_flags(dev, hdr->flags);
121 mfi_print_sgl(hdr, &io->sgl, hdr->sg_count);
122
123 }
124
125 static void
126 mfi_print_dcmd(struct mfi_softc *sc, device_t dev, struct mfi_command *cm)
127 {
128 struct mfi_dcmd_frame *dcmd;
129 struct mfi_frame_header *hdr;
130 const char *opcode;
131
132 dcmd = &cm->cm_frame->dcmd;
133 hdr = &dcmd->header;
134
135 switch (dcmd->opcode) {
136 case MFI_DCMD_CTRL_GETINFO:
137 opcode = "CTRL_GETINFO";
138 break;
139 case MFI_DCMD_CTRL_FLUSHCACHE:
140 opcode = "CTRL_FLUSHCACHE";
141 break;
142 case MFI_DCMD_CTRL_SHUTDOWN:
143 opcode = "CTRL_SHUTDOWN";
144 break;
145 case MFI_DCMD_CTRL_EVENT_GETINFO:
146 opcode = "EVENT_GETINFO";
147 break;
148 case MFI_DCMD_CTRL_EVENT_GET:
149 opcode = "EVENT_GET";
150 break;
151 case MFI_DCMD_CTRL_EVENT_WAIT:
152 opcode = "EVENT_WAIT";
153 break;
154 case MFI_DCMD_LD_GET_LIST:
155 opcode = "LD_GET_LIST";
156 break;
157 case MFI_DCMD_LD_GET_INFO:
158 opcode = "LD_GET_INFO";
159 break;
160 case MFI_DCMD_LD_GET_PROP:
161 opcode = "LD_GET_PROP";
162 break;
163 case MFI_DCMD_LD_SET_PROP:
164 opcode = "LD_SET_PROP";
165 break;
166 case MFI_DCMD_CLUSTER:
167 opcode = "CLUSTER";
168 break;
169 case MFI_DCMD_CLUSTER_RESET_ALL:
170 opcode = "CLUSTER_RESET_ALL";
171 break;
172 case MFI_DCMD_CLUSTER_RESET_LD:
173 opcode = "CLUSTER_RESET_LD";
174 break;
175 case MFI_DCMD_LD_MAP_GET_INFO:
176 opcode = "LD_MAP_GET_INFO";
177 break;
178 default:
179 opcode = "UNKNOWN";
180 break;
181 }
182
183 device_printf(dev, "cmd=MFI_CMD_DCMD opcode=%s data_len=%d\n",
184 opcode, hdr->data_len);
185 mfi_print_frame_flags(dev, hdr->flags);
186 mfi_print_sgl(hdr, &dcmd->sgl, hdr->sg_count);
187
188 }
189
190 static void
191 mfi_print_generic_frame(struct mfi_softc *sc, struct mfi_command *cm)
192 {
193 hexdump(cm->cm_frame, cm->cm_total_frame_size, NULL, HD_OMIT_CHARS);
194 }
195
196 void
197 mfi_print_cmd(struct mfi_command *cm)
198 {
199 device_t dev;
200 struct mfi_softc *sc;
201
202 sc = cm->cm_sc;
203 dev = sc->mfi_dev;
204
205 device_printf(dev, "cm=%p index=%d total_frame_size=%d "
206 "extra_frames=%d\n", cm, cm->cm_index, cm->cm_total_frame_size,
207 cm->cm_extra_frames);
208 device_printf(dev, "flags=%b\n", cm->cm_flags,
209 "\2"
210 "\1MAPPED"
211 "\2DATAIN"
212 "\3DATAOUT"
213 "\4COMPLETED"
214 "\5POLLED"
215 "\6Q_FREE"
216 "\7Q_READY"
217 "\10Q_BUSY");
218
219 switch (cm->cm_frame->header.cmd) {
220 case MFI_CMD_DCMD:
221 mfi_print_dcmd(sc, dev, cm);
222 break;
223 case MFI_CMD_LD_READ:
224 case MFI_CMD_LD_WRITE:
225 mfi_print_ldio(sc, dev, cm);
226 break;
227 default:
228 mfi_print_generic_frame(sc, cm);
229 break;
230 }
231
232 return;
233 }
234
235 void
236 mfi_dump_cmds(struct mfi_softc *sc)
237 {
238 int i;
239
240 for (i = 0; i < sc->mfi_total_cmds; i++)
241 mfi_print_generic_frame(sc, &sc->mfi_commands[i]);
242 }
243
244 void
245 mfi_validate_sg(struct mfi_softc *sc, struct mfi_command *cm,
246 const char *function, int line)
247 {
248 struct mfi_frame_header *hdr;
249 int i;
250 uint32_t count = 0, data_len;
251
252 hdr = &cm->cm_frame->header;
253 count = 0;
254 for (i = 0; i < hdr->sg_count; i++) {
255 if (hdr->flags & MFI_FRAME_IEEE_SGL)
256 count += cm->cm_sg->sg_skinny[i].len;
257 else if (hdr->flags & MFI_FRAME_SGL64)
258 count += cm->cm_sg->sg64[i].len;
259 else
260 count += cm->cm_sg->sg32[i].len;
261 }
262 /*
263 count++;
264 */
265 data_len = hdr->data_len;
266 switch (hdr->cmd) {
267 case MFI_CMD_LD_READ:
268 case MFI_CMD_LD_WRITE:
269 data_len = data_len * 512;
270 case MFI_CMD_DCMD:
271 if (count != data_len) {
272 device_printf(sc->mfi_dev,
273 "%s %d COMMAND %p S/G count bad %d %d %d 0x%jx\n",
274 function, line, cm, count, data_len, cm->cm_len,
275 (intmax_t)pmap_kextract((vm_offset_t)cm->cm_data));
276 MFI_PRINT_CMD(cm);
277 }
278 }
279 }
280
281 #endif
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