1 /*
2 * Copyright (c) 2012 Mike Frysinger <vapier@gentoo.org>
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * 3. The name of the author may not be used to endorse or promote products
13 * derived from this software without specific prior written permission.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27 #include "defs.h"
28
29 #include <sys/ioctl.h>
30
31 /* The mtd api changes quickly, so we have to keep a local copy */
32 #include <linux/version.h>
33 #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 3, 0)
34 # include "mtd-abi.h"
35 #else
36 # include <mtd/mtd-abi.h>
37 #endif
38 #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 7, 0)
39 # include "ubi-user.h"
40 #else
41 # include <mtd/ubi-user.h>
42 #endif
43
44 #include "xlat/mtd_mode_options.h"
45 #include "xlat/mtd_type_options.h"
46 #include "xlat/mtd_flags_options.h"
47 #include "xlat/mtd_otp_options.h"
48 #include "xlat/mtd_nandecc_options.h"
49
mtd_ioctl(struct tcb * tcp,long code,long arg)50 int mtd_ioctl(struct tcb *tcp, long code, long arg)
51 {
52 struct mtd_info_user minfo;
53 struct erase_info_user einfo;
54 struct erase_info_user64 einfo64;
55 struct mtd_oob_buf mbuf;
56 struct mtd_oob_buf64 mbuf64;
57 struct region_info_user rinfo;
58 struct otp_info oinfo;
59 struct mtd_ecc_stats estat;
60 struct mtd_write_req mreq;
61 struct nand_oobinfo ninfo;
62 struct nand_ecclayout_user nlay;
63 int i, j;
64
65 if (entering(tcp))
66 return 0;
67
68 switch (code) {
69
70 case MEMGETINFO:
71 if (!verbose(tcp) || umove(tcp, arg, &minfo) < 0)
72 return 0;
73
74 tprints(", {type=");
75 printxval(mtd_type_options, minfo.type, "MTD_???");
76 tprints(", flags=");
77 printflags(mtd_flags_options, minfo.flags, "MTD_???");
78 tprintf(", size=%#" PRIx32 ", erasesize=%#" PRIx32,
79 minfo.size, minfo.erasesize);
80 tprintf(", writesize=%#" PRIx32 ", oobsize=%#" PRIx32,
81 minfo.writesize, minfo.oobsize);
82 tprintf(", padding=%#" PRIx64 "}",
83 (uint64_t) minfo.padding);
84 return 1;
85
86 case MEMERASE:
87 case MEMLOCK:
88 case MEMUNLOCK:
89 case MEMISLOCKED:
90 if (!verbose(tcp) || umove(tcp, arg, &einfo) < 0)
91 return 0;
92
93 tprintf(", {start=%#" PRIx32 ", length=%#" PRIx32 "}",
94 einfo.start, einfo.length);
95 return 1;
96
97 case MEMERASE64:
98 if (!verbose(tcp) || umove(tcp, arg, &einfo64) < 0)
99 return 0;
100
101 tprintf(", {start=%#" PRIx64 ", length=%#" PRIx64 "}",
102 (uint64_t) einfo64.start, (uint64_t) einfo64.length);
103 return 1;
104
105 case MEMWRITEOOB:
106 case MEMREADOOB:
107 if (!verbose(tcp) || umove(tcp, arg, &mbuf) < 0)
108 return 0;
109
110 tprintf(", {start=%#" PRIx32 ", length=%#" PRIx32 ", ptr=...}",
111 mbuf.start, mbuf.length);
112 return 1;
113
114 case MEMWRITEOOB64:
115 case MEMREADOOB64:
116 if (!verbose(tcp) || umove(tcp, arg, &mbuf64) < 0)
117 return 0;
118
119 tprintf(", {start=%#" PRIx64 ", length=%#" PRIx64 ", ptr=...}",
120 (uint64_t) mbuf64.start, (uint64_t) mbuf64.length);
121 return 1;
122
123 case MEMGETREGIONINFO:
124 if (!verbose(tcp) || umove(tcp, arg, &rinfo) < 0)
125 return 0;
126
127 tprintf(", {offset=%#" PRIx32 ", erasesize=%#" PRIx32,
128 rinfo.offset, rinfo.erasesize);
129 tprintf(", numblocks=%#" PRIx32 ", regionindex=%#" PRIx32 "}",
130 rinfo.numblocks, rinfo.regionindex);
131 return 1;
132
133 case MEMGETOOBSEL:
134 if (!verbose(tcp) || umove(tcp, arg, &ninfo) < 0)
135 return 0;
136
137 tprints(", {useecc=");
138 printxval(mtd_nandecc_options, ninfo.useecc, "MTD_NANDECC_???");
139 tprintf(", eccbytes=%#" PRIx32, ninfo.eccbytes);
140
141 tprints(", oobfree={");
142 for (i = 0; i < ARRAY_SIZE(ninfo.oobfree); ++i) {
143 if (i)
144 tprints("}, ");
145 tprints("{");
146 for (j = 0; j < ARRAY_SIZE(ninfo.oobfree[0]); ++j) {
147 if (j)
148 tprints(", ");
149 tprintf("%#" PRIx32, ninfo.oobfree[i][j]);
150 }
151 }
152
153 tprints("}}, eccpos={");
154 for (i = 0; i < ARRAY_SIZE(ninfo.eccpos); ++i) {
155 if (i)
156 tprints(", ");
157 tprintf("%#" PRIx32, ninfo.eccpos[i]);
158 }
159
160 tprints("}");
161 return 1;
162
163 case OTPGETREGIONINFO:
164 case OTPLOCK:
165 if (!verbose(tcp) || umove(tcp, arg, &oinfo) < 0)
166 return 0;
167
168 tprintf(", {start=%#" PRIx32 ", length=%#" PRIx32 ", locked=%" PRIu32 "}",
169 oinfo.start, oinfo.length, oinfo.locked);
170 return 1;
171
172 case ECCGETLAYOUT:
173 if (!verbose(tcp) || umove(tcp, arg, &nlay) < 0)
174 return 0;
175
176 tprintf(", {eccbytes=%#" PRIx32 ", eccpos={", nlay.eccbytes);
177 for (i = 0; i < ARRAY_SIZE(nlay.eccpos); ++i) {
178 if (i)
179 tprints(", ");
180 tprintf("%#" PRIx32, nlay.eccpos[i]);
181 }
182 tprintf("}, oobavail=%#" PRIx32 ", oobfree={", nlay.oobavail);
183 for (i = 0; i < ARRAY_SIZE(nlay.oobfree); ++i) {
184 if (i)
185 tprints(", ");
186 tprintf("{offset=%#" PRIx32 ", length=%#" PRIx32 "}",
187 nlay.oobfree[i].offset, nlay.oobfree[i].length);
188 }
189 tprints("}");
190 return 1;
191
192 case ECCGETSTATS:
193 if (!verbose(tcp) || umove(tcp, arg, &estat) < 0)
194 return 0;
195
196 tprintf(", {corrected=%#" PRIx32 ", failed=%#" PRIx32,
197 estat.corrected, estat.failed);
198 tprintf(", badblocks=%#" PRIx32 ", bbtblocks=%#" PRIx32 "}",
199 estat.badblocks, estat.bbtblocks);
200 return 1;
201
202 case MEMWRITE:
203 if (!verbose(tcp) || umove(tcp, arg, &mreq) < 0)
204 return 0;
205
206 tprintf(", {start=%#" PRIx64 ", len=%#" PRIx64,
207 (uint64_t) mreq.start, (uint64_t) mreq.len);
208 tprintf(", ooblen=%#" PRIx64 ", usr_data=%#" PRIx64,
209 (uint64_t) mreq.ooblen, (uint64_t) mreq.usr_data);
210 tprintf(", usr_oob=%#" PRIx64 ", mode=",
211 (uint64_t) mreq.usr_oob);
212 printxval(mtd_mode_options, mreq.mode, "MTD_OPS_???");
213 tprints(", padding=...}");
214 return 1;
215
216 case OTPSELECT:
217 if (!verbose(tcp) || umove(tcp, arg, &i) < 0)
218 return 0;
219
220 tprints(", [");
221 printxval(mtd_otp_options, i, "MTD_OTP_???");
222 tprints("]");
223 return 1;
224
225 case MEMGETBADBLOCK:
226 case MEMSETBADBLOCK:
227 if (!verbose(tcp))
228 return 0;
229
230 tprints(", ");
231 print_loff_t(tcp, arg);
232 return 1;
233
234 case OTPGETREGIONCOUNT:
235 if (!verbose(tcp) || umove(tcp, arg, &i) < 0)
236 return 0;
237
238 tprintf(", [%d]", i);
239 return 1;
240
241 case MTDFILEMODE:
242 /* XXX: process return value as enum mtd_file_modes */
243
244 case MEMGETREGIONCOUNT:
245 /* These ones take simple args, so let default printer handle it */
246
247 default:
248 return 0;
249 }
250 }
251
252 #include "xlat/ubi_volume_types.h"
253 #include "xlat/ubi_volume_props.h"
254
ubi_ioctl(struct tcb * tcp,long code,long arg)255 int ubi_ioctl(struct tcb *tcp, long code, long arg)
256 {
257 struct ubi_mkvol_req mkvol;
258 struct ubi_rsvol_req rsvol;
259 struct ubi_rnvol_req rnvol;
260 struct ubi_attach_req attach;
261 struct ubi_map_req map;
262 struct ubi_set_vol_prop_req prop;
263 /* 4*(n-1) + 3 for quotes and NUL */
264 char vol_name[(UBI_MAX_VOLUME_NAME + 1) * 4];
265 int ret;
266
267 if (entering(tcp))
268 return 0;
269
270 switch (code) {
271 case UBI_IOCMKVOL:
272 if (!verbose(tcp) || umove(tcp, arg, &mkvol) < 0)
273 return 0;
274
275 tprintf(", {vol_id=%" PRIi32 ", alignment=%" PRIi32
276 ", bytes=%" PRIi64 ", vol_type=", mkvol.vol_id,
277 mkvol.alignment, (int64_t)mkvol.bytes);
278 printxval(ubi_volume_types, mkvol.vol_type, "UBI_???_VOLUME");
279 ret = string_quote(mkvol.name, vol_name, -1,
280 CLAMP(mkvol.name_len, 0, UBI_MAX_VOLUME_NAME));
281 tprintf(", name_len=%" PRIi16 ", name=%s%s",
282 mkvol.name_len, vol_name, ret ? "..." : "");
283 tprints("}");
284 return 1;
285
286 case UBI_IOCRSVOL:
287 if (!verbose(tcp) || umove(tcp, arg, &rsvol) < 0)
288 return 0;
289
290 tprintf(", {vol_id=%" PRIi32 ", bytes=%" PRIi64 "}",
291 rsvol.vol_id, (int64_t)rsvol.bytes);
292 return 1;
293
294 case UBI_IOCRNVOL: {
295 __s32 c;
296
297 if (!verbose(tcp) || umove(tcp, arg, &rnvol) < 0)
298 return 0;
299
300 tprintf(", {count=%" PRIi32 ", ents=[", rnvol.count);
301 for (c = 0; c < CLAMP(rnvol.count, 0, UBI_MAX_RNVOL); ++c) {
302 if (c)
303 tprints(", ");
304 ret = string_quote(rnvol.ents[c].name, vol_name, -1,
305 CLAMP(rnvol.ents[c].name_len, 0, UBI_MAX_VOLUME_NAME));
306 tprintf("{vol_id=%" PRIi32 ", name_len=%" PRIi16
307 ", name=%s%s}", rnvol.ents[c].vol_id,
308 rnvol.ents[c].name_len, vol_name, ret ? "..." : "");
309 }
310 tprints("]}");
311 return 1;
312 }
313
314 case UBI_IOCVOLUP: {
315 __s64 bytes;
316
317 if (!verbose(tcp) || umove(tcp, arg, &bytes) < 0)
318 return 0;
319
320 tprintf(", %" PRIi64, (int64_t)bytes);
321 return 1;
322 }
323
324 case UBI_IOCATT:
325 if (!verbose(tcp) || umove(tcp, arg, &attach) < 0)
326 return 0;
327
328 tprintf(", {ubi_num=%" PRIi32 ", mtd_num=%" PRIi32
329 ", vid_hdr_offset=%" PRIi32
330 ", max_beb_per1024=%" PRIi16 "}",
331 attach.ubi_num, attach.mtd_num,
332 attach.vid_hdr_offset, attach.max_beb_per1024);
333 return 1;
334
335 case UBI_IOCEBMAP:
336 if (!verbose(tcp) || umove(tcp, arg, &map) < 0)
337 return 0;
338
339 tprintf(", {lnum=%" PRIi32 ", dtype=%" PRIi8 "}",
340 map.lnum, map.dtype);
341 return 1;
342
343 case UBI_IOCSETVOLPROP:
344 if (!verbose(tcp) || umove(tcp, arg, &prop) < 0)
345 return 0;
346
347 tprints(", {property=");
348 printxval(ubi_volume_props, prop.property, "UBI_VOL_PROP_???");
349 tprintf(", value=%#" PRIx64 "}", (uint64_t)prop.value);
350 return 1;
351
352 case UBI_IOCRMVOL:
353 case UBI_IOCDET:
354 case UBI_IOCEBER:
355 case UBI_IOCEBCH:
356 case UBI_IOCEBUNMAP:
357 case UBI_IOCEBISMAP:
358 /* These ones take simple args, so let default printer handle it */
359
360 default:
361 return 0;
362 }
363 }
364