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/8.3/sys/dev/mfi/mfi_debug.c 229662 2012-01-05 22:14:49Z jhb $");
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 }
68
69 static void
70 mfi_print_sgl(struct mfi_frame_header *hdr, union mfi_sgl *sgl, int count)
71 {
72 int i, columns = 0;
73
74 printf("SG List:\n");
75 for (i = 0; i < count; i++) {
76 if (hdr->flags & MFI_FRAME_SGL64) {
77 printf("0x%lx:%06d ", (u_long)sgl->sg64[i].addr,
78 sgl->sg64[i].len);
79 columns += 26;
80 if (columns > 77) {
81 printf("\n");
82 columns = 0;
83 }
84 } else {
85 printf("0x%x:%06d ", sgl->sg32[i].addr,
86 sgl->sg32[i].len);
87 columns += 18;
88 if (columns > 71) {
89 printf("\n");
90 columns = 0;
91 }
92 }
93 }
94 if (columns != 0)
95 printf("\n");
96
97 }
98
99 static void
100 mfi_print_ldio(struct mfi_softc *sc, device_t dev, struct mfi_command *cm)
101 {
102 struct mfi_io_frame *io;
103 struct mfi_frame_header *hdr;
104
105 io = &cm->cm_frame->io;
106 hdr = &io->header;
107
108 device_printf(dev, "cmd=%s target_id=%d sg_count=%d data_len=%d "
109 "lba=%d\n", (hdr->cmd == MFI_CMD_LD_READ) ? "LD_READ":"LD_WRITE",
110 hdr->target_id, hdr->sg_count, hdr->data_len, io->lba_lo);
111 mfi_print_frame_flags(dev, hdr->flags);
112 mfi_print_sgl(hdr, &io->sgl, hdr->sg_count);
113
114 }
115
116 static void
117 mfi_print_dcmd(struct mfi_softc *sc, device_t dev, struct mfi_command *cm)
118 {
119 struct mfi_dcmd_frame *dcmd;
120 struct mfi_frame_header *hdr;
121 const char *opcode;
122
123 dcmd = &cm->cm_frame->dcmd;
124 hdr = &dcmd->header;
125
126 switch (dcmd->opcode) {
127 case MFI_DCMD_CTRL_GETINFO:
128 opcode = "CTRL_GETINFO";
129 break;
130 case MFI_DCMD_CTRL_FLUSHCACHE:
131 opcode = "CTRL_FLUSHCACHE";
132 break;
133 case MFI_DCMD_CTRL_SHUTDOWN:
134 opcode = "CTRL_SHUTDOWN";
135 break;
136 case MFI_DCMD_CTRL_EVENT_GETINFO:
137 opcode = "EVENT_GETINFO";
138 break;
139 case MFI_DCMD_CTRL_EVENT_GET:
140 opcode = "EVENT_GET";
141 break;
142 case MFI_DCMD_CTRL_EVENT_WAIT:
143 opcode = "EVENT_WAIT";
144 break;
145 case MFI_DCMD_LD_GET_LIST:
146 opcode = "LD_GET_LIST";
147 break;
148 case MFI_DCMD_LD_GET_INFO:
149 opcode = "LD_GET_INFO";
150 break;
151 case MFI_DCMD_LD_GET_PROP:
152 opcode = "LD_GET_PROP";
153 break;
154 case MFI_DCMD_LD_SET_PROP:
155 opcode = "LD_SET_PROP";
156 break;
157 case MFI_DCMD_CLUSTER:
158 opcode = "CLUSTER";
159 break;
160 case MFI_DCMD_CLUSTER_RESET_ALL:
161 opcode = "CLUSTER_RESET_ALL";
162 break;
163 case MFI_DCMD_CLUSTER_RESET_LD:
164 opcode = "CLUSTER_RESET_LD";
165 break;
166 default:
167 opcode = "UNKNOWN";
168 break;
169 }
170
171 device_printf(dev, "cmd=MFI_CMD_DCMD opcode=%s data_len=%d\n",
172 opcode, hdr->data_len);
173 mfi_print_frame_flags(dev, hdr->flags);
174 mfi_print_sgl(hdr, &dcmd->sgl, hdr->sg_count);
175
176 }
177
178 static void
179 mfi_print_generic_frame(struct mfi_softc *sc, struct mfi_command *cm)
180 {
181 hexdump(cm->cm_frame, cm->cm_total_frame_size, NULL, HD_OMIT_CHARS);
182 }
183
184 void
185 mfi_print_cmd(struct mfi_command *cm)
186 {
187 device_t dev;
188 struct mfi_softc *sc;
189
190 sc = cm->cm_sc;
191 dev = sc->mfi_dev;
192
193 device_printf(dev, "cm=%p index=%d total_frame_size=%d "
194 "extra_frames=%d\n", cm, cm->cm_index, cm->cm_total_frame_size,
195 cm->cm_extra_frames);
196 device_printf(dev, "flags=%b\n", cm->cm_flags,
197 "\2"
198 "\1MAPPED"
199 "\2DATAIN"
200 "\3DATAOUT"
201 "\4COMPLETED"
202 "\5POLLED"
203 "\6Q_FREE"
204 "\7Q_READY"
205 "\10Q_BUSY");
206
207 switch (cm->cm_frame->header.cmd) {
208 case MFI_CMD_DCMD:
209 mfi_print_dcmd(sc, dev, cm);
210 break;
211 case MFI_CMD_LD_READ:
212 case MFI_CMD_LD_WRITE:
213 mfi_print_ldio(sc, dev, cm);
214 break;
215 default:
216 mfi_print_generic_frame(sc, cm);
217 break;
218 }
219
220 return;
221 }
222
223 void
224 mfi_dump_cmds(struct mfi_softc *sc)
225 {
226 int i;
227
228 for (i = 0; i < sc->mfi_total_cmds; i++)
229 mfi_print_generic_frame(sc, &sc->mfi_commands[i]);
230 }
231
232 void
233 mfi_validate_sg(struct mfi_softc *sc, struct mfi_command *cm,
234 const char *function, int line)
235 {
236 struct mfi_frame_header *hdr;
237 int i;
238 uint32_t count = 0, data_len;
239
240 hdr = &cm->cm_frame->header;
241 count = 0;
242 for (i = 0; i < hdr->sg_count; i++) {
243 count += cm->cm_sg->sg32[i].len;
244 }
245 /*
246 count++;
247 */
248 data_len = hdr->data_len;
249 switch (hdr->cmd) {
250 case MFI_CMD_LD_READ:
251 case MFI_CMD_LD_WRITE:
252 data_len = data_len * 512;
253 case MFI_CMD_DCMD:
254 if (count != data_len) {
255 device_printf(sc->mfi_dev,
256 "%s %d COMMAND %p S/G count bad %d %d %d 0x%jx\n",
257 function, line, cm, count, data_len, cm->cm_len,
258 (intmax_t)pmap_kextract((vm_offset_t)cm->cm_data));
259 MFI_PRINT_CMD(cm);
260 }
261 }
262 }
263
264 #endif
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