Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* Simple code to turn various tables in an ELF file into alias definitions. |
2 | * This deals with kernel datastructures where they should be | |
3 | * dealt with: in the kernel source. | |
4 | * | |
5 | * Copyright 2002-2003 Rusty Russell, IBM Corporation | |
6 | * 2003 Kai Germaschewski | |
7 | * | |
8 | * | |
9 | * This software may be used and distributed according to the terms | |
10 | * of the GNU General Public License, incorporated herein by reference. | |
11 | */ | |
12 | ||
13 | #include "modpost.h" | |
6543becf | 14 | #include "devicetable-offsets.h" |
1da177e4 LT |
15 | |
16 | /* We use the ELF typedefs for kernel_ulong_t but bite the bullet and | |
17 | * use either stdint.h or inttypes.h for the rest. */ | |
18 | #if KERNEL_ELFCLASS == ELFCLASS32 | |
19 | typedef Elf32_Addr kernel_ulong_t; | |
1d8f430c | 20 | #define BITS_PER_LONG 32 |
1da177e4 LT |
21 | #else |
22 | typedef Elf64_Addr kernel_ulong_t; | |
1d8f430c | 23 | #define BITS_PER_LONG 64 |
1da177e4 LT |
24 | #endif |
25 | #ifdef __sun__ | |
26 | #include <inttypes.h> | |
27 | #else | |
28 | #include <stdint.h> | |
29 | #endif | |
30 | ||
5e655772 | 31 | #include <ctype.h> |
626596e2 | 32 | #include <stdbool.h> |
5e655772 | 33 | |
1da177e4 LT |
34 | typedef uint32_t __u32; |
35 | typedef uint16_t __u16; | |
36 | typedef unsigned char __u8; | |
24804329 AS |
37 | |
38 | /* UUID types for backward compatibility, don't use in new code */ | |
389c9af7 HK |
39 | typedef struct { |
40 | __u8 b[16]; | |
41 | } guid_t; | |
42 | ||
0fc1db9d SG |
43 | typedef struct { |
44 | __u8 b[16]; | |
45 | } uuid_t; | |
24804329 | 46 | |
eacc95ea | 47 | #define UUID_STRING_LEN 36 |
1da177e4 | 48 | |
24804329 AS |
49 | /* MEI UUID type, don't use anywhere else */ |
50 | typedef struct { | |
51 | __u8 b[16]; | |
52 | } uuid_le; | |
53 | ||
1da177e4 | 54 | /* Big exception to the "don't include kernel headers into userspace, which |
62070fa4 | 55 | * even potentially has different endianness and word sizes, since |
1da177e4 LT |
56 | * we handle those differences explicitly below */ |
57 | #include "../../include/linux/mod_devicetable.h" | |
58 | ||
e49ce141 RR |
59 | /* This array collects all instances that use the generic do_table */ |
60 | struct devtable { | |
21bdd17b | 61 | const char *device_id; /* name of table, __mod_<name>__*_device_table. */ |
e49ce141 | 62 | unsigned long id_size; |
f880eea6 | 63 | int (*do_entry)(const char *filename, void *symval, char *alias); |
e49ce141 RR |
64 | }; |
65 | ||
841f1b8f MJ |
66 | /* Size of alias provided to do_entry functions */ |
67 | #define ALIAS_SIZE 500 | |
68 | ||
6543becf AS |
69 | /* Define a variable f that holds the value of field f of struct devid |
70 | * based at address m. | |
71 | */ | |
72 | #define DEF_FIELD(m, devid, f) \ | |
73 | typeof(((struct devid *)0)->f) f = TO_NATIVE(*(typeof(f) *)((m) + OFF_##devid##_##f)) | |
c2b1a922 LB |
74 | |
75 | /* Define a variable v that holds the address of field f of struct devid | |
76 | * based at address m. Due to the way typeof works, for a field of type | |
77 | * T[N] the variable has type T(*)[N], _not_ T*. | |
78 | */ | |
79 | #define DEF_FIELD_ADDR_VAR(m, devid, f, v) \ | |
80 | typeof(((struct devid *)0)->f) *v = ((m) + OFF_##devid##_##f) | |
81 | ||
6543becf AS |
82 | /* Define a variable f that holds the address of field f of struct devid |
83 | * based at address m. Due to the way typeof works, for a field of type | |
84 | * T[N] the variable has type T(*)[N], _not_ T*. | |
85 | */ | |
86 | #define DEF_FIELD_ADDR(m, devid, f) \ | |
c2b1a922 | 87 | DEF_FIELD_ADDR_VAR(m, devid, f, f) |
6543becf | 88 | |
1da177e4 LT |
89 | #define ADD(str, sep, cond, field) \ |
90 | do { \ | |
91 | strcat(str, sep); \ | |
92 | if (cond) \ | |
93 | sprintf(str + strlen(str), \ | |
94 | sizeof(field) == 1 ? "%02X" : \ | |
95 | sizeof(field) == 2 ? "%04X" : \ | |
96 | sizeof(field) == 4 ? "%08X" : "", \ | |
97 | field); \ | |
98 | else \ | |
99 | sprintf(str + strlen(str), "*"); \ | |
100 | } while(0) | |
101 | ||
2f632369 | 102 | /* End in a wildcard, for future extension */ |
ac551828 JD |
103 | static inline void add_wildcard(char *str) |
104 | { | |
105 | int len = strlen(str); | |
106 | ||
107 | if (str[len - 1] != '*') | |
108 | strcat(str + len, "*"); | |
109 | } | |
110 | ||
b144ce2d | 111 | static inline void add_uuid(char *str, uuid_le uuid) |
c93b76b3 TW |
112 | { |
113 | int len = strlen(str); | |
c93b76b3 | 114 | |
59796edc PB |
115 | sprintf(str + len, "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x", |
116 | uuid.b[3], uuid.b[2], uuid.b[1], uuid.b[0], | |
117 | uuid.b[5], uuid.b[4], uuid.b[7], uuid.b[6], | |
118 | uuid.b[8], uuid.b[9], uuid.b[10], uuid.b[11], | |
119 | uuid.b[12], uuid.b[13], uuid.b[14], uuid.b[15]); | |
c93b76b3 TW |
120 | } |
121 | ||
fa443bc3 TW |
122 | static inline void add_guid(char *str, guid_t guid) |
123 | { | |
124 | int len = strlen(str); | |
125 | ||
126 | sprintf(str + len, "%02X%02X%02X%02X-%02X%02X-%02X%02X-%02X%02X-%02X%02X%02X%02X%02X%02X", | |
127 | guid.b[3], guid.b[2], guid.b[1], guid.b[0], | |
128 | guid.b[5], guid.b[4], guid.b[7], guid.b[6], | |
129 | guid.b[8], guid.b[9], guid.b[10], guid.b[11], | |
130 | guid.b[12], guid.b[13], guid.b[14], guid.b[15]); | |
131 | } | |
132 | ||
fb33d816 SR |
133 | /** |
134 | * Check that sizeof(device_id type) are consistent with size of section | |
135 | * in .o file. If in-consistent then userspace and kernel does not agree | |
136 | * on actual size which is a bug. | |
e0049825 | 137 | * Also verify that the final entry in the table is all zeros. |
4ce6efed | 138 | * Ignore both checks if build host differ from target host and size differs. |
fb33d816 | 139 | **/ |
e0049825 KC |
140 | static void device_id_check(const char *modname, const char *device_id, |
141 | unsigned long size, unsigned long id_size, | |
142 | void *symval) | |
fb33d816 | 143 | { |
e0049825 KC |
144 | int i; |
145 | ||
fb33d816 | 146 | if (size % id_size || size < id_size) { |
0d2573a2 GU |
147 | fatal("%s: sizeof(struct %s_device_id)=%lu is not a modulo of the size of section __mod_%s__<identifier>_device_table=%lu.\n" |
148 | "Fix definition of struct %s_device_id in mod_devicetable.h\n", | |
fb33d816 SR |
149 | modname, device_id, id_size, device_id, size, device_id); |
150 | } | |
e0049825 KC |
151 | /* Verify last one is a terminator */ |
152 | for (i = 0; i < id_size; i++ ) { | |
153 | if (*(uint8_t*)(symval+size-id_size+i)) { | |
0d2573a2 GU |
154 | fprintf(stderr, |
155 | "%s: struct %s_device_id is %lu bytes. The last of %lu is:\n", | |
e0049825 KC |
156 | modname, device_id, id_size, size / id_size); |
157 | for (i = 0; i < id_size; i++ ) | |
158 | fprintf(stderr,"0x%02x ", | |
159 | *(uint8_t*)(symval+size-id_size+i) ); | |
160 | fprintf(stderr,"\n"); | |
0d2573a2 GU |
161 | fatal("%s: struct %s_device_id is not terminated with a NULL entry!\n", |
162 | modname, device_id); | |
e0049825 KC |
163 | } |
164 | } | |
fb33d816 SR |
165 | } |
166 | ||
b19dcd93 | 167 | /* USB is special because the bcdDevice can be matched against a numeric range */ |
81df2d59 | 168 | /* Looks like "usb:vNpNdNdcNdscNdpNicNiscNipNinN" */ |
6543becf | 169 | static void do_usb_entry(void *symval, |
b19dcd93 RK |
170 | unsigned int bcdDevice_initial, int bcdDevice_initial_digits, |
171 | unsigned char range_lo, unsigned char range_hi, | |
afe2dab4 | 172 | unsigned char max, struct module *mod) |
1da177e4 | 173 | { |
b19dcd93 | 174 | char alias[500]; |
6543becf AS |
175 | DEF_FIELD(symval, usb_device_id, match_flags); |
176 | DEF_FIELD(symval, usb_device_id, idVendor); | |
177 | DEF_FIELD(symval, usb_device_id, idProduct); | |
178 | DEF_FIELD(symval, usb_device_id, bcdDevice_lo); | |
179 | DEF_FIELD(symval, usb_device_id, bDeviceClass); | |
180 | DEF_FIELD(symval, usb_device_id, bDeviceSubClass); | |
181 | DEF_FIELD(symval, usb_device_id, bDeviceProtocol); | |
182 | DEF_FIELD(symval, usb_device_id, bInterfaceClass); | |
183 | DEF_FIELD(symval, usb_device_id, bInterfaceSubClass); | |
184 | DEF_FIELD(symval, usb_device_id, bInterfaceProtocol); | |
185 | DEF_FIELD(symval, usb_device_id, bInterfaceNumber); | |
186 | ||
1da177e4 | 187 | strcpy(alias, "usb:"); |
6543becf AS |
188 | ADD(alias, "v", match_flags&USB_DEVICE_ID_MATCH_VENDOR, |
189 | idVendor); | |
190 | ADD(alias, "p", match_flags&USB_DEVICE_ID_MATCH_PRODUCT, | |
191 | idProduct); | |
b19dcd93 RK |
192 | |
193 | strcat(alias, "d"); | |
194 | if (bcdDevice_initial_digits) | |
195 | sprintf(alias + strlen(alias), "%0*X", | |
196 | bcdDevice_initial_digits, bcdDevice_initial); | |
197 | if (range_lo == range_hi) | |
afe2dab4 NM |
198 | sprintf(alias + strlen(alias), "%X", range_lo); |
199 | else if (range_lo > 0 || range_hi < max) { | |
200 | if (range_lo > 0x9 || range_hi < 0xA) | |
201 | sprintf(alias + strlen(alias), | |
202 | "[%X-%X]", | |
203 | range_lo, | |
204 | range_hi); | |
205 | else { | |
206 | sprintf(alias + strlen(alias), | |
207 | range_lo < 0x9 ? "[%X-9" : "[%X", | |
208 | range_lo); | |
209 | sprintf(alias + strlen(alias), | |
03b56329 JMM |
210 | range_hi > 0xA ? "A-%X]" : "%X]", |
211 | range_hi); | |
afe2dab4 NM |
212 | } |
213 | } | |
6543becf | 214 | if (bcdDevice_initial_digits < (sizeof(bcdDevice_lo) * 2 - 1)) |
b19dcd93 RK |
215 | strcat(alias, "*"); |
216 | ||
6543becf AS |
217 | ADD(alias, "dc", match_flags&USB_DEVICE_ID_MATCH_DEV_CLASS, |
218 | bDeviceClass); | |
219 | ADD(alias, "dsc", match_flags&USB_DEVICE_ID_MATCH_DEV_SUBCLASS, | |
220 | bDeviceSubClass); | |
221 | ADD(alias, "dp", match_flags&USB_DEVICE_ID_MATCH_DEV_PROTOCOL, | |
222 | bDeviceProtocol); | |
223 | ADD(alias, "ic", match_flags&USB_DEVICE_ID_MATCH_INT_CLASS, | |
224 | bInterfaceClass); | |
225 | ADD(alias, "isc", match_flags&USB_DEVICE_ID_MATCH_INT_SUBCLASS, | |
226 | bInterfaceSubClass); | |
227 | ADD(alias, "ip", match_flags&USB_DEVICE_ID_MATCH_INT_PROTOCOL, | |
228 | bInterfaceProtocol); | |
229 | ADD(alias, "in", match_flags&USB_DEVICE_ID_MATCH_INT_NUMBER, | |
230 | bInterfaceNumber); | |
b19dcd93 | 231 | |
ac551828 | 232 | add_wildcard(alias); |
b19dcd93 RK |
233 | buf_printf(&mod->dev_table_buf, |
234 | "MODULE_ALIAS(\"%s\");\n", alias); | |
235 | } | |
236 | ||
55f49f26 NM |
237 | /* Handles increment/decrement of BCD formatted integers */ |
238 | /* Returns the previous value, so it works like i++ or i-- */ | |
239 | static unsigned int incbcd(unsigned int *bcd, | |
240 | int inc, | |
241 | unsigned char max, | |
242 | size_t chars) | |
243 | { | |
244 | unsigned int init = *bcd, i, j; | |
245 | unsigned long long c, dec = 0; | |
246 | ||
247 | /* If bcd is not in BCD format, just increment */ | |
248 | if (max > 0x9) { | |
249 | *bcd += inc; | |
250 | return init; | |
251 | } | |
252 | ||
253 | /* Convert BCD to Decimal */ | |
254 | for (i=0 ; i < chars ; i++) { | |
255 | c = (*bcd >> (i << 2)) & 0xf; | |
256 | c = c > 9 ? 9 : c; /* force to bcd just in case */ | |
257 | for (j=0 ; j < i ; j++) | |
258 | c = c * 10; | |
259 | dec += c; | |
260 | } | |
261 | ||
262 | /* Do our increment/decrement */ | |
263 | dec += inc; | |
264 | *bcd = 0; | |
265 | ||
266 | /* Convert back to BCD */ | |
267 | for (i=0 ; i < chars ; i++) { | |
268 | for (c=1,j=0 ; j < i ; j++) | |
269 | c = c * 10; | |
270 | c = (dec / c) % 10; | |
271 | *bcd += c << (i << 2); | |
272 | } | |
273 | return init; | |
274 | } | |
275 | ||
6543becf | 276 | static void do_usb_entry_multi(void *symval, struct module *mod) |
b19dcd93 RK |
277 | { |
278 | unsigned int devlo, devhi; | |
afe2dab4 | 279 | unsigned char chi, clo, max; |
b19dcd93 RK |
280 | int ndigits; |
281 | ||
6543becf AS |
282 | DEF_FIELD(symval, usb_device_id, match_flags); |
283 | DEF_FIELD(symval, usb_device_id, idVendor); | |
284 | DEF_FIELD(symval, usb_device_id, idProduct); | |
285 | DEF_FIELD(symval, usb_device_id, bcdDevice_lo); | |
286 | DEF_FIELD(symval, usb_device_id, bcdDevice_hi); | |
287 | DEF_FIELD(symval, usb_device_id, bDeviceClass); | |
288 | DEF_FIELD(symval, usb_device_id, bInterfaceClass); | |
b19dcd93 | 289 | |
6543becf AS |
290 | devlo = match_flags & USB_DEVICE_ID_MATCH_DEV_LO ? |
291 | bcdDevice_lo : 0x0U; | |
292 | devhi = match_flags & USB_DEVICE_ID_MATCH_DEV_HI ? | |
293 | bcdDevice_hi : ~0x0U; | |
b19dcd93 | 294 | |
afe2dab4 NM |
295 | /* Figure out if this entry is in bcd or hex format */ |
296 | max = 0x9; /* Default to decimal format */ | |
6543becf | 297 | for (ndigits = 0 ; ndigits < sizeof(bcdDevice_lo) * 2 ; ndigits++) { |
afe2dab4 NM |
298 | clo = (devlo >> (ndigits << 2)) & 0xf; |
299 | chi = ((devhi > 0x9999 ? 0x9999 : devhi) >> (ndigits << 2)) & 0xf; | |
300 | if (clo > max || chi > max) { | |
301 | max = 0xf; | |
302 | break; | |
303 | } | |
304 | } | |
305 | ||
b19dcd93 RK |
306 | /* |
307 | * Some modules (visor) have empty slots as placeholder for | |
308 | * run-time specification that results in catch-all alias | |
309 | */ | |
6543becf | 310 | if (!(idVendor | idProduct | bDeviceClass | bInterfaceClass)) |
b19dcd93 RK |
311 | return; |
312 | ||
313 | /* Convert numeric bcdDevice range into fnmatch-able pattern(s) */ | |
6543becf | 314 | for (ndigits = sizeof(bcdDevice_lo) * 2 - 1; devlo <= devhi; ndigits--) { |
b19dcd93 RK |
315 | clo = devlo & 0xf; |
316 | chi = devhi & 0xf; | |
afe2dab4 NM |
317 | if (chi > max) /* If we are in bcd mode, truncate if necessary */ |
318 | chi = max; | |
b19dcd93 RK |
319 | devlo >>= 4; |
320 | devhi >>= 4; | |
321 | ||
322 | if (devlo == devhi || !ndigits) { | |
6543becf | 323 | do_usb_entry(symval, devlo, ndigits, clo, chi, max, mod); |
b19dcd93 RK |
324 | break; |
325 | } | |
326 | ||
afe2dab4 | 327 | if (clo > 0x0) |
6543becf | 328 | do_usb_entry(symval, |
55f49f26 | 329 | incbcd(&devlo, 1, max, |
6543becf | 330 | sizeof(bcdDevice_lo) * 2), |
55f49f26 | 331 | ndigits, clo, max, max, mod); |
b19dcd93 | 332 | |
afe2dab4 | 333 | if (chi < max) |
6543becf | 334 | do_usb_entry(symval, |
55f49f26 | 335 | incbcd(&devhi, -1, max, |
6543becf | 336 | sizeof(bcdDevice_lo) * 2), |
55f49f26 | 337 | ndigits, 0x0, chi, max, mod); |
b19dcd93 RK |
338 | } |
339 | } | |
340 | ||
341 | static void do_usb_table(void *symval, unsigned long size, | |
342 | struct module *mod) | |
343 | { | |
344 | unsigned int i; | |
6543becf | 345 | const unsigned long id_size = SIZE_usb_device_id; |
b19dcd93 | 346 | |
e0049825 | 347 | device_id_check(mod->name, "usb", size, id_size, symval); |
fb33d816 | 348 | |
b19dcd93 RK |
349 | /* Leave last one: it's the terminator. */ |
350 | size -= id_size; | |
351 | ||
352 | for (i = 0; i < size; i += id_size) | |
353 | do_usb_entry_multi(symval + i, mod); | |
1da177e4 LT |
354 | } |
355 | ||
acbef7b7 PZ |
356 | static void do_of_entry_multi(void *symval, struct module *mod) |
357 | { | |
358 | char alias[500]; | |
359 | int len; | |
360 | char *tmp; | |
361 | ||
362 | DEF_FIELD_ADDR(symval, of_device_id, name); | |
363 | DEF_FIELD_ADDR(symval, of_device_id, type); | |
364 | DEF_FIELD_ADDR(symval, of_device_id, compatible); | |
365 | ||
366 | len = sprintf(alias, "of:N%sT%s", (*name)[0] ? *name : "*", | |
367 | (*type)[0] ? *type : "*"); | |
368 | ||
b3c0a4da | 369 | if ((*compatible)[0]) |
acbef7b7 PZ |
370 | sprintf(&alias[len], "%sC%s", (*type)[0] ? "*" : "", |
371 | *compatible); | |
372 | ||
373 | /* Replace all whitespace with underscores */ | |
374 | for (tmp = alias; tmp && *tmp; tmp++) | |
375 | if (isspace(*tmp)) | |
376 | *tmp = '_'; | |
377 | ||
378 | buf_printf(&mod->dev_table_buf, "MODULE_ALIAS(\"%s\");\n", alias); | |
379 | strcat(alias, "C"); | |
380 | add_wildcard(alias); | |
381 | buf_printf(&mod->dev_table_buf, "MODULE_ALIAS(\"%s\");\n", alias); | |
382 | } | |
383 | ||
384 | static void do_of_table(void *symval, unsigned long size, | |
385 | struct module *mod) | |
386 | { | |
387 | unsigned int i; | |
388 | const unsigned long id_size = SIZE_of_device_id; | |
389 | ||
390 | device_id_check(mod->name, "of", size, id_size, symval); | |
391 | ||
392 | /* Leave last one: it's the terminator. */ | |
393 | size -= id_size; | |
394 | ||
395 | for (i = 0; i < size; i += id_size) | |
396 | do_of_entry_multi(symval + i, mod); | |
397 | } | |
398 | ||
e8c84f9a JS |
399 | /* Looks like: hid:bNvNpN */ |
400 | static int do_hid_entry(const char *filename, | |
6543becf | 401 | void *symval, char *alias) |
e8c84f9a | 402 | { |
6543becf AS |
403 | DEF_FIELD(symval, hid_device_id, bus); |
404 | DEF_FIELD(symval, hid_device_id, group); | |
405 | DEF_FIELD(symval, hid_device_id, vendor); | |
406 | DEF_FIELD(symval, hid_device_id, product); | |
e8c84f9a | 407 | |
7431fb76 | 408 | sprintf(alias, "hid:"); |
6543becf AS |
409 | ADD(alias, "b", bus != HID_BUS_ANY, bus); |
410 | ADD(alias, "g", group != HID_GROUP_ANY, group); | |
411 | ADD(alias, "v", vendor != HID_ANY_ID, vendor); | |
412 | ADD(alias, "p", product != HID_ANY_ID, product); | |
e8c84f9a JS |
413 | |
414 | return 1; | |
415 | } | |
416 | ||
1da177e4 LT |
417 | /* Looks like: ieee1394:venNmoNspNverN */ |
418 | static int do_ieee1394_entry(const char *filename, | |
6543becf | 419 | void *symval, char *alias) |
1da177e4 | 420 | { |
6543becf AS |
421 | DEF_FIELD(symval, ieee1394_device_id, match_flags); |
422 | DEF_FIELD(symval, ieee1394_device_id, vendor_id); | |
423 | DEF_FIELD(symval, ieee1394_device_id, model_id); | |
424 | DEF_FIELD(symval, ieee1394_device_id, specifier_id); | |
425 | DEF_FIELD(symval, ieee1394_device_id, version); | |
1da177e4 LT |
426 | |
427 | strcpy(alias, "ieee1394:"); | |
6543becf AS |
428 | ADD(alias, "ven", match_flags & IEEE1394_MATCH_VENDOR_ID, |
429 | vendor_id); | |
430 | ADD(alias, "mo", match_flags & IEEE1394_MATCH_MODEL_ID, | |
431 | model_id); | |
432 | ADD(alias, "sp", match_flags & IEEE1394_MATCH_SPECIFIER_ID, | |
433 | specifier_id); | |
434 | ADD(alias, "ver", match_flags & IEEE1394_MATCH_VERSION, | |
435 | version); | |
1da177e4 | 436 | |
ac551828 | 437 | add_wildcard(alias); |
1da177e4 LT |
438 | return 1; |
439 | } | |
440 | ||
cc6711b0 | 441 | /* Looks like: pci:vNdNsvNsdNbcNscNiN or <prefix>_pci:vNdNsvNsdNbcNscNiN. */ |
1da177e4 | 442 | static int do_pci_entry(const char *filename, |
6543becf | 443 | void *symval, char *alias) |
1da177e4 LT |
444 | { |
445 | /* Class field can be divided into these three. */ | |
446 | unsigned char baseclass, subclass, interface, | |
447 | baseclass_mask, subclass_mask, interface_mask; | |
448 | ||
6543becf AS |
449 | DEF_FIELD(symval, pci_device_id, vendor); |
450 | DEF_FIELD(symval, pci_device_id, device); | |
451 | DEF_FIELD(symval, pci_device_id, subvendor); | |
452 | DEF_FIELD(symval, pci_device_id, subdevice); | |
453 | DEF_FIELD(symval, pci_device_id, class); | |
454 | DEF_FIELD(symval, pci_device_id, class_mask); | |
cc6711b0 MG |
455 | DEF_FIELD(symval, pci_device_id, override_only); |
456 | ||
457 | switch (override_only) { | |
458 | case 0: | |
459 | strcpy(alias, "pci:"); | |
460 | break; | |
461 | case PCI_ID_F_VFIO_DRIVER_OVERRIDE: | |
462 | strcpy(alias, "vfio_pci:"); | |
463 | break; | |
464 | default: | |
465 | warn("Unknown PCI driver_override alias %08X\n", | |
466 | override_only); | |
467 | return 0; | |
468 | } | |
1da177e4 | 469 | |
6543becf AS |
470 | ADD(alias, "v", vendor != PCI_ANY_ID, vendor); |
471 | ADD(alias, "d", device != PCI_ANY_ID, device); | |
472 | ADD(alias, "sv", subvendor != PCI_ANY_ID, subvendor); | |
473 | ADD(alias, "sd", subdevice != PCI_ANY_ID, subdevice); | |
474 | ||
475 | baseclass = (class) >> 16; | |
476 | baseclass_mask = (class_mask) >> 16; | |
477 | subclass = (class) >> 8; | |
478 | subclass_mask = (class_mask) >> 8; | |
479 | interface = class; | |
480 | interface_mask = class_mask; | |
1da177e4 LT |
481 | |
482 | if ((baseclass_mask != 0 && baseclass_mask != 0xFF) | |
483 | || (subclass_mask != 0 && subclass_mask != 0xFF) | |
484 | || (interface_mask != 0 && interface_mask != 0xFF)) { | |
cb80514d | 485 | warn("Can't handle masks in %s:%04X\n", |
6543becf | 486 | filename, class_mask); |
1da177e4 LT |
487 | return 0; |
488 | } | |
489 | ||
490 | ADD(alias, "bc", baseclass_mask == 0xFF, baseclass); | |
491 | ADD(alias, "sc", subclass_mask == 0xFF, subclass); | |
492 | ADD(alias, "i", interface_mask == 0xFF, interface); | |
ac551828 | 493 | add_wildcard(alias); |
1da177e4 LT |
494 | return 1; |
495 | } | |
496 | ||
62070fa4 | 497 | /* looks like: "ccw:tNmNdtNdmN" */ |
1da177e4 | 498 | static int do_ccw_entry(const char *filename, |
6543becf | 499 | void *symval, char *alias) |
1da177e4 | 500 | { |
6543becf AS |
501 | DEF_FIELD(symval, ccw_device_id, match_flags); |
502 | DEF_FIELD(symval, ccw_device_id, cu_type); | |
503 | DEF_FIELD(symval, ccw_device_id, cu_model); | |
504 | DEF_FIELD(symval, ccw_device_id, dev_type); | |
505 | DEF_FIELD(symval, ccw_device_id, dev_model); | |
1da177e4 LT |
506 | |
507 | strcpy(alias, "ccw:"); | |
6543becf AS |
508 | ADD(alias, "t", match_flags&CCW_DEVICE_ID_MATCH_CU_TYPE, |
509 | cu_type); | |
510 | ADD(alias, "m", match_flags&CCW_DEVICE_ID_MATCH_CU_MODEL, | |
511 | cu_model); | |
512 | ADD(alias, "dt", match_flags&CCW_DEVICE_ID_MATCH_DEVICE_TYPE, | |
513 | dev_type); | |
514 | ADD(alias, "dm", match_flags&CCW_DEVICE_ID_MATCH_DEVICE_MODEL, | |
515 | dev_model); | |
ac551828 | 516 | add_wildcard(alias); |
1da177e4 LT |
517 | return 1; |
518 | } | |
519 | ||
1534c382 MS |
520 | /* looks like: "ap:tN" */ |
521 | static int do_ap_entry(const char *filename, | |
6543becf | 522 | void *symval, char *alias) |
1534c382 | 523 | { |
6543becf AS |
524 | DEF_FIELD(symval, ap_device_id, dev_type); |
525 | ||
526 | sprintf(alias, "ap:t%02X*", dev_type); | |
1534c382 MS |
527 | return 1; |
528 | } | |
529 | ||
7e9db9ea CH |
530 | /* looks like: "css:tN" */ |
531 | static int do_css_entry(const char *filename, | |
6543becf | 532 | void *symval, char *alias) |
7e9db9ea | 533 | { |
6543becf AS |
534 | DEF_FIELD(symval, css_device_id, type); |
535 | ||
536 | sprintf(alias, "css:t%01X", type); | |
7e9db9ea CH |
537 | return 1; |
538 | } | |
539 | ||
1da177e4 LT |
540 | /* Looks like: "serio:tyNprNidNexN" */ |
541 | static int do_serio_entry(const char *filename, | |
6543becf | 542 | void *symval, char *alias) |
1da177e4 | 543 | { |
6543becf AS |
544 | DEF_FIELD(symval, serio_device_id, type); |
545 | DEF_FIELD(symval, serio_device_id, proto); | |
546 | DEF_FIELD(symval, serio_device_id, id); | |
547 | DEF_FIELD(symval, serio_device_id, extra); | |
1da177e4 LT |
548 | |
549 | strcpy(alias, "serio:"); | |
6543becf AS |
550 | ADD(alias, "ty", type != SERIO_ANY, type); |
551 | ADD(alias, "pr", proto != SERIO_ANY, proto); | |
552 | ADD(alias, "id", id != SERIO_ANY, id); | |
553 | ADD(alias, "ex", extra != SERIO_ANY, extra); | |
1da177e4 | 554 | |
ac551828 | 555 | add_wildcard(alias); |
1da177e4 LT |
556 | return 1; |
557 | } | |
558 | ||
26095a01 SS |
559 | /* looks like: "acpi:ACPI0003" or "acpi:PNP0C0B" or "acpi:LNXVIDEO" or |
560 | * "acpi:bbsspp" (bb=base-class, ss=sub-class, pp=prog-if) | |
561 | * | |
562 | * NOTE: Each driver should use one of the following : _HID, _CIDs | |
563 | * or _CLS. Also, bb, ss, and pp can be substituted with ?? | |
564 | * as don't care byte. | |
565 | */ | |
29b71a1c | 566 | static int do_acpi_entry(const char *filename, |
6543becf | 567 | void *symval, char *alias) |
29b71a1c | 568 | { |
6543becf | 569 | DEF_FIELD_ADDR(symval, acpi_device_id, id); |
26095a01 SS |
570 | DEF_FIELD_ADDR(symval, acpi_device_id, cls); |
571 | DEF_FIELD_ADDR(symval, acpi_device_id, cls_msk); | |
572 | ||
573 | if (id && strlen((const char *)*id)) | |
574 | sprintf(alias, "acpi*:%s:*", *id); | |
575 | else if (cls) { | |
576 | int i, byte_shift, cnt = 0; | |
577 | unsigned int msk; | |
578 | ||
579 | sprintf(&alias[cnt], "acpi*:"); | |
580 | cnt = 6; | |
581 | for (i = 1; i <= 3; i++) { | |
582 | byte_shift = 8 * (3-i); | |
583 | msk = (*cls_msk >> byte_shift) & 0xFF; | |
584 | if (msk) | |
585 | sprintf(&alias[cnt], "%02x", | |
586 | (*cls >> byte_shift) & 0xFF); | |
587 | else | |
588 | sprintf(&alias[cnt], "??"); | |
589 | cnt += 2; | |
590 | } | |
591 | sprintf(&alias[cnt], ":*"); | |
592 | } | |
29b71a1c TR |
593 | return 1; |
594 | } | |
595 | ||
1da177e4 | 596 | /* looks like: "pnp:dD" */ |
22454cb9 KS |
597 | static void do_pnp_device_entry(void *symval, unsigned long size, |
598 | struct module *mod) | |
1da177e4 | 599 | { |
6543becf | 600 | const unsigned long id_size = SIZE_pnp_device_id; |
5e4c6564 | 601 | const unsigned int count = (size / id_size)-1; |
5e4c6564 | 602 | unsigned int i; |
22454cb9 KS |
603 | |
604 | device_id_check(mod->name, "pnp", size, id_size, symval); | |
605 | ||
5e4c6564 | 606 | for (i = 0; i < count; i++) { |
6543becf AS |
607 | DEF_FIELD_ADDR(symval + i*id_size, pnp_device_id, id); |
608 | char acpi_id[sizeof(*id)]; | |
72638f59 | 609 | int j; |
5e4c6564 KS |
610 | |
611 | buf_printf(&mod->dev_table_buf, | |
6543becf | 612 | "MODULE_ALIAS(\"pnp:d%s*\");\n", *id); |
72638f59 KS |
613 | |
614 | /* fix broken pnp bus lowercasing */ | |
615 | for (j = 0; j < sizeof(acpi_id); j++) | |
6543becf | 616 | acpi_id[j] = toupper((*id)[j]); |
5e4c6564 | 617 | buf_printf(&mod->dev_table_buf, |
72638f59 | 618 | "MODULE_ALIAS(\"acpi*:%s:*\");\n", acpi_id); |
5e4c6564 | 619 | } |
1da177e4 LT |
620 | } |
621 | ||
0c81eed4 KS |
622 | /* looks like: "pnp:dD" for every device of the card */ |
623 | static void do_pnp_card_entries(void *symval, unsigned long size, | |
624 | struct module *mod) | |
1da177e4 | 625 | { |
6543becf | 626 | const unsigned long id_size = SIZE_pnp_card_device_id; |
0c81eed4 | 627 | const unsigned int count = (size / id_size)-1; |
0c81eed4 | 628 | unsigned int i; |
1da177e4 | 629 | |
0c81eed4 KS |
630 | device_id_check(mod->name, "pnp", size, id_size, symval); |
631 | ||
632 | for (i = 0; i < count; i++) { | |
633 | unsigned int j; | |
c2b1a922 | 634 | DEF_FIELD_ADDR(symval + i * id_size, pnp_card_device_id, devs); |
0c81eed4 KS |
635 | |
636 | for (j = 0; j < PNP_MAX_DEVICES; j++) { | |
6543becf | 637 | const char *id = (char *)(*devs)[j].id; |
0c81eed4 KS |
638 | int i2, j2; |
639 | int dup = 0; | |
640 | ||
641 | if (!id[0]) | |
642 | break; | |
643 | ||
644 | /* find duplicate, already added value */ | |
645 | for (i2 = 0; i2 < i && !dup; i2++) { | |
c2b1a922 LB |
646 | DEF_FIELD_ADDR_VAR(symval + i2 * id_size, |
647 | pnp_card_device_id, | |
648 | devs, devs_dup); | |
0c81eed4 KS |
649 | |
650 | for (j2 = 0; j2 < PNP_MAX_DEVICES; j2++) { | |
c2b1a922 LB |
651 | const char *id2 = |
652 | (char *)(*devs_dup)[j2].id; | |
0c81eed4 KS |
653 | |
654 | if (!id2[0]) | |
655 | break; | |
656 | ||
657 | if (!strcmp(id, id2)) { | |
658 | dup = 1; | |
659 | break; | |
660 | } | |
661 | } | |
662 | } | |
663 | ||
664 | /* add an individual alias for every device entry */ | |
22454cb9 | 665 | if (!dup) { |
6543becf | 666 | char acpi_id[PNP_ID_LEN]; |
72638f59 KS |
667 | int k; |
668 | ||
0c81eed4 KS |
669 | buf_printf(&mod->dev_table_buf, |
670 | "MODULE_ALIAS(\"pnp:d%s*\");\n", id); | |
72638f59 KS |
671 | |
672 | /* fix broken pnp bus lowercasing */ | |
673 | for (k = 0; k < sizeof(acpi_id); k++) | |
674 | acpi_id[k] = toupper(id[k]); | |
22454cb9 | 675 | buf_printf(&mod->dev_table_buf, |
72638f59 | 676 | "MODULE_ALIAS(\"acpi*:%s:*\");\n", acpi_id); |
22454cb9 | 677 | } |
0c81eed4 | 678 | } |
1da177e4 | 679 | } |
1da177e4 LT |
680 | } |
681 | ||
90829cfe DB |
682 | /* Looks like: pcmcia:mNcNfNfnNpfnNvaNvbNvcNvdN. */ |
683 | static int do_pcmcia_entry(const char *filename, | |
6543becf | 684 | void *symval, char *alias) |
90829cfe DB |
685 | { |
686 | unsigned int i; | |
6543becf AS |
687 | DEF_FIELD(symval, pcmcia_device_id, match_flags); |
688 | DEF_FIELD(symval, pcmcia_device_id, manf_id); | |
689 | DEF_FIELD(symval, pcmcia_device_id, card_id); | |
690 | DEF_FIELD(symval, pcmcia_device_id, func_id); | |
691 | DEF_FIELD(symval, pcmcia_device_id, function); | |
692 | DEF_FIELD(symval, pcmcia_device_id, device_no); | |
693 | DEF_FIELD_ADDR(symval, pcmcia_device_id, prod_id_hash); | |
4fb7edce | 694 | |
90829cfe | 695 | for (i=0; i<4; i++) { |
6543becf AS |
696 | (*prod_id_hash)[i] = TO_NATIVE((*prod_id_hash)[i]); |
697 | } | |
698 | ||
699 | strcpy(alias, "pcmcia:"); | |
700 | ADD(alias, "m", match_flags & PCMCIA_DEV_ID_MATCH_MANF_ID, | |
701 | manf_id); | |
702 | ADD(alias, "c", match_flags & PCMCIA_DEV_ID_MATCH_CARD_ID, | |
703 | card_id); | |
704 | ADD(alias, "f", match_flags & PCMCIA_DEV_ID_MATCH_FUNC_ID, | |
705 | func_id); | |
706 | ADD(alias, "fn", match_flags & PCMCIA_DEV_ID_MATCH_FUNCTION, | |
707 | function); | |
708 | ADD(alias, "pfn", match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO, | |
709 | device_no); | |
710 | ADD(alias, "pa", match_flags & PCMCIA_DEV_ID_MATCH_PROD_ID1, (*prod_id_hash)[0]); | |
711 | ADD(alias, "pb", match_flags & PCMCIA_DEV_ID_MATCH_PROD_ID2, (*prod_id_hash)[1]); | |
712 | ADD(alias, "pc", match_flags & PCMCIA_DEV_ID_MATCH_PROD_ID3, (*prod_id_hash)[2]); | |
713 | ADD(alias, "pd", match_flags & PCMCIA_DEV_ID_MATCH_PROD_ID4, (*prod_id_hash)[3]); | |
90829cfe | 714 | |
ac551828 | 715 | add_wildcard(alias); |
6543becf | 716 | return 1; |
90829cfe | 717 | } |
90829cfe | 718 | |
6543becf | 719 | static int do_vio_entry(const char *filename, void *symval, |
fb120da6 SR |
720 | char *alias) |
721 | { | |
722 | char *tmp; | |
6543becf AS |
723 | DEF_FIELD_ADDR(symval, vio_device_id, type); |
724 | DEF_FIELD_ADDR(symval, vio_device_id, compat); | |
fb120da6 | 725 | |
6543becf AS |
726 | sprintf(alias, "vio:T%sS%s", (*type)[0] ? *type : "*", |
727 | (*compat)[0] ? *compat : "*"); | |
fb120da6 SR |
728 | |
729 | /* Replace all whitespace with underscores */ | |
730 | for (tmp = alias; tmp && *tmp; tmp++) | |
731 | if (isspace (*tmp)) | |
732 | *tmp = '_'; | |
733 | ||
ac551828 | 734 | add_wildcard(alias); |
fb120da6 SR |
735 | return 1; |
736 | } | |
737 | ||
1d8f430c RR |
738 | static void do_input(char *alias, |
739 | kernel_ulong_t *arr, unsigned int min, unsigned int max) | |
740 | { | |
741 | unsigned int i; | |
ddc5d341 | 742 | |
6543becf AS |
743 | for (i = min / BITS_PER_LONG; i < max / BITS_PER_LONG + 1; i++) |
744 | arr[i] = TO_NATIVE(arr[i]); | |
ddc5d341 | 745 | for (i = min; i < max; i++) |
e0e92632 | 746 | if (arr[i / BITS_PER_LONG] & (1L << (i%BITS_PER_LONG))) |
ddc5d341 | 747 | sprintf(alias + strlen(alias), "%X,*", i); |
1d8f430c RR |
748 | } |
749 | ||
09c3e01b | 750 | /* input:b0v0p0e0-eXkXrXaXmXlXsXfXwX where X is comma-separated %02X. */ |
6543becf | 751 | static int do_input_entry(const char *filename, void *symval, |
1d8f430c RR |
752 | char *alias) |
753 | { | |
6543becf AS |
754 | DEF_FIELD(symval, input_device_id, flags); |
755 | DEF_FIELD(symval, input_device_id, bustype); | |
756 | DEF_FIELD(symval, input_device_id, vendor); | |
757 | DEF_FIELD(symval, input_device_id, product); | |
758 | DEF_FIELD(symval, input_device_id, version); | |
759 | DEF_FIELD_ADDR(symval, input_device_id, evbit); | |
760 | DEF_FIELD_ADDR(symval, input_device_id, keybit); | |
761 | DEF_FIELD_ADDR(symval, input_device_id, relbit); | |
762 | DEF_FIELD_ADDR(symval, input_device_id, absbit); | |
763 | DEF_FIELD_ADDR(symval, input_device_id, mscbit); | |
764 | DEF_FIELD_ADDR(symval, input_device_id, ledbit); | |
765 | DEF_FIELD_ADDR(symval, input_device_id, sndbit); | |
766 | DEF_FIELD_ADDR(symval, input_device_id, ffbit); | |
767 | DEF_FIELD_ADDR(symval, input_device_id, swbit); | |
768 | ||
1d8f430c RR |
769 | sprintf(alias, "input:"); |
770 | ||
6543becf AS |
771 | ADD(alias, "b", flags & INPUT_DEVICE_ID_MATCH_BUS, bustype); |
772 | ADD(alias, "v", flags & INPUT_DEVICE_ID_MATCH_VENDOR, vendor); | |
773 | ADD(alias, "p", flags & INPUT_DEVICE_ID_MATCH_PRODUCT, product); | |
774 | ADD(alias, "e", flags & INPUT_DEVICE_ID_MATCH_VERSION, version); | |
1d8f430c RR |
775 | |
776 | sprintf(alias + strlen(alias), "-e*"); | |
6543becf AS |
777 | if (flags & INPUT_DEVICE_ID_MATCH_EVBIT) |
778 | do_input(alias, *evbit, 0, INPUT_DEVICE_ID_EV_MAX); | |
1d8f430c | 779 | sprintf(alias + strlen(alias), "k*"); |
6543becf AS |
780 | if (flags & INPUT_DEVICE_ID_MATCH_KEYBIT) |
781 | do_input(alias, *keybit, | |
dc24f0e7 SR |
782 | INPUT_DEVICE_ID_KEY_MIN_INTERESTING, |
783 | INPUT_DEVICE_ID_KEY_MAX); | |
1d8f430c | 784 | sprintf(alias + strlen(alias), "r*"); |
6543becf AS |
785 | if (flags & INPUT_DEVICE_ID_MATCH_RELBIT) |
786 | do_input(alias, *relbit, 0, INPUT_DEVICE_ID_REL_MAX); | |
1d8f430c | 787 | sprintf(alias + strlen(alias), "a*"); |
6543becf AS |
788 | if (flags & INPUT_DEVICE_ID_MATCH_ABSBIT) |
789 | do_input(alias, *absbit, 0, INPUT_DEVICE_ID_ABS_MAX); | |
1d8f430c | 790 | sprintf(alias + strlen(alias), "m*"); |
6543becf AS |
791 | if (flags & INPUT_DEVICE_ID_MATCH_MSCIT) |
792 | do_input(alias, *mscbit, 0, INPUT_DEVICE_ID_MSC_MAX); | |
1d8f430c | 793 | sprintf(alias + strlen(alias), "l*"); |
6543becf AS |
794 | if (flags & INPUT_DEVICE_ID_MATCH_LEDBIT) |
795 | do_input(alias, *ledbit, 0, INPUT_DEVICE_ID_LED_MAX); | |
1d8f430c | 796 | sprintf(alias + strlen(alias), "s*"); |
6543becf AS |
797 | if (flags & INPUT_DEVICE_ID_MATCH_SNDBIT) |
798 | do_input(alias, *sndbit, 0, INPUT_DEVICE_ID_SND_MAX); | |
1d8f430c | 799 | sprintf(alias + strlen(alias), "f*"); |
6543becf AS |
800 | if (flags & INPUT_DEVICE_ID_MATCH_FFBIT) |
801 | do_input(alias, *ffbit, 0, INPUT_DEVICE_ID_FF_MAX); | |
1d8f430c | 802 | sprintf(alias + strlen(alias), "w*"); |
6543becf AS |
803 | if (flags & INPUT_DEVICE_ID_MATCH_SWBIT) |
804 | do_input(alias, *swbit, 0, INPUT_DEVICE_ID_SW_MAX); | |
1d8f430c RR |
805 | return 1; |
806 | } | |
807 | ||
6543becf | 808 | static int do_eisa_entry(const char *filename, void *symval, |
07563c71 MT |
809 | char *alias) |
810 | { | |
6543becf AS |
811 | DEF_FIELD_ADDR(symval, eisa_device_id, sig); |
812 | if (sig[0]) | |
813 | sprintf(alias, EISA_DEVICE_MODALIAS_FMT "*", *sig); | |
ac551828 JD |
814 | else |
815 | strcat(alias, "*"); | |
07563c71 MT |
816 | return 1; |
817 | } | |
818 | ||
f3cf2673 | 819 | /* Looks like: parisc:tNhvNrevNsvN */ |
6543becf | 820 | static int do_parisc_entry(const char *filename, void *symval, |
f3cf2673 KM |
821 | char *alias) |
822 | { | |
6543becf AS |
823 | DEF_FIELD(symval, parisc_device_id, hw_type); |
824 | DEF_FIELD(symval, parisc_device_id, hversion); | |
825 | DEF_FIELD(symval, parisc_device_id, hversion_rev); | |
826 | DEF_FIELD(symval, parisc_device_id, sversion); | |
f3cf2673 KM |
827 | |
828 | strcpy(alias, "parisc:"); | |
6543becf AS |
829 | ADD(alias, "t", hw_type != PA_HWTYPE_ANY_ID, hw_type); |
830 | ADD(alias, "hv", hversion != PA_HVERSION_ANY_ID, hversion); | |
831 | ADD(alias, "rev", hversion_rev != PA_HVERSION_REV_ANY_ID, hversion_rev); | |
832 | ADD(alias, "sv", sversion != PA_SVERSION_ANY_ID, sversion); | |
f3cf2673 | 833 | |
ac551828 | 834 | add_wildcard(alias); |
f3cf2673 KM |
835 | return 1; |
836 | } | |
837 | ||
d59b66c7 PO |
838 | /* Looks like: sdio:cNvNdN. */ |
839 | static int do_sdio_entry(const char *filename, | |
6543becf | 840 | void *symval, char *alias) |
d59b66c7 | 841 | { |
6543becf AS |
842 | DEF_FIELD(symval, sdio_device_id, class); |
843 | DEF_FIELD(symval, sdio_device_id, vendor); | |
844 | DEF_FIELD(symval, sdio_device_id, device); | |
d59b66c7 PO |
845 | |
846 | strcpy(alias, "sdio:"); | |
6543becf AS |
847 | ADD(alias, "c", class != (__u8)SDIO_ANY_ID, class); |
848 | ADD(alias, "v", vendor != (__u16)SDIO_ANY_ID, vendor); | |
849 | ADD(alias, "d", device != (__u16)SDIO_ANY_ID, device); | |
ac551828 | 850 | add_wildcard(alias); |
038a5008 LT |
851 | return 1; |
852 | } | |
853 | ||
61e115a5 MB |
854 | /* Looks like: ssb:vNidNrevN. */ |
855 | static int do_ssb_entry(const char *filename, | |
6543becf | 856 | void *symval, char *alias) |
61e115a5 | 857 | { |
6543becf AS |
858 | DEF_FIELD(symval, ssb_device_id, vendor); |
859 | DEF_FIELD(symval, ssb_device_id, coreid); | |
860 | DEF_FIELD(symval, ssb_device_id, revision); | |
d59b66c7 | 861 | |
61e115a5 | 862 | strcpy(alias, "ssb:"); |
6543becf AS |
863 | ADD(alias, "v", vendor != SSB_ANY_VENDOR, vendor); |
864 | ADD(alias, "id", coreid != SSB_ANY_ID, coreid); | |
865 | ADD(alias, "rev", revision != SSB_ANY_REV, revision); | |
ac551828 | 866 | add_wildcard(alias); |
d59b66c7 PO |
867 | return 1; |
868 | } | |
869 | ||
8369ae33 RM |
870 | /* Looks like: bcma:mNidNrevNclN. */ |
871 | static int do_bcma_entry(const char *filename, | |
6543becf | 872 | void *symval, char *alias) |
8369ae33 | 873 | { |
6543becf AS |
874 | DEF_FIELD(symval, bcma_device_id, manuf); |
875 | DEF_FIELD(symval, bcma_device_id, id); | |
876 | DEF_FIELD(symval, bcma_device_id, rev); | |
877 | DEF_FIELD(symval, bcma_device_id, class); | |
8369ae33 RM |
878 | |
879 | strcpy(alias, "bcma:"); | |
6543becf AS |
880 | ADD(alias, "m", manuf != BCMA_ANY_MANUF, manuf); |
881 | ADD(alias, "id", id != BCMA_ANY_ID, id); | |
882 | ADD(alias, "rev", rev != BCMA_ANY_REV, rev); | |
883 | ADD(alias, "cl", class != BCMA_ANY_CLASS, class); | |
8369ae33 RM |
884 | add_wildcard(alias); |
885 | return 1; | |
886 | } | |
887 | ||
b01d9f28 | 888 | /* Looks like: virtio:dNvN */ |
6543becf | 889 | static int do_virtio_entry(const char *filename, void *symval, |
b01d9f28 RR |
890 | char *alias) |
891 | { | |
6543becf AS |
892 | DEF_FIELD(symval, virtio_device_id, device); |
893 | DEF_FIELD(symval, virtio_device_id, vendor); | |
b01d9f28 RR |
894 | |
895 | strcpy(alias, "virtio:"); | |
6543becf AS |
896 | ADD(alias, "d", device != VIRTIO_DEV_ANY_ID, device); |
897 | ADD(alias, "v", vendor != VIRTIO_DEV_ANY_ID, vendor); | |
b01d9f28 | 898 | |
ac551828 | 899 | add_wildcard(alias); |
b01d9f28 RR |
900 | return 1; |
901 | } | |
902 | ||
d2ee52aa S |
903 | /* |
904 | * Looks like: vmbus:guid | |
905 | * Each byte of the guid will be represented by two hex characters | |
906 | * in the name. | |
907 | */ | |
908 | ||
6543becf | 909 | static int do_vmbus_entry(const char *filename, void *symval, |
d2ee52aa S |
910 | char *alias) |
911 | { | |
912 | int i; | |
6543becf AS |
913 | DEF_FIELD_ADDR(symval, hv_vmbus_device_id, guid); |
914 | char guid_name[(sizeof(*guid) + 1) * 2]; | |
d2ee52aa | 915 | |
6543becf | 916 | for (i = 0; i < (sizeof(*guid) * 2); i += 2) |
af3ff643 | 917 | sprintf(&guid_name[i], "%02x", TO_NATIVE((guid->b)[i/2])); |
d2ee52aa S |
918 | |
919 | strcpy(alias, "vmbus:"); | |
920 | strcat(alias, guid_name); | |
921 | ||
922 | return 1; | |
923 | } | |
924 | ||
5b7d1277 AD |
925 | /* Looks like: rpmsg:S */ |
926 | static int do_rpmsg_entry(const char *filename, void *symval, | |
927 | char *alias) | |
928 | { | |
929 | DEF_FIELD_ADDR(symval, rpmsg_device_id, name); | |
930 | sprintf(alias, RPMSG_DEVICE_MODALIAS_FMT, *name); | |
931 | ||
932 | return 1; | |
933 | } | |
5b7d1277 | 934 | |
d2653e92 | 935 | /* Looks like: i2c:S */ |
6543becf | 936 | static int do_i2c_entry(const char *filename, void *symval, |
d2653e92 JD |
937 | char *alias) |
938 | { | |
6543becf AS |
939 | DEF_FIELD_ADDR(symval, i2c_device_id, name); |
940 | sprintf(alias, I2C_MODULE_PREFIX "%s", *name); | |
d2653e92 JD |
941 | |
942 | return 1; | |
943 | } | |
944 | ||
1ce589ad BB |
945 | static int do_i3c_entry(const char *filename, void *symval, |
946 | char *alias) | |
947 | { | |
948 | DEF_FIELD(symval, i3c_device_id, match_flags); | |
949 | DEF_FIELD(symval, i3c_device_id, dcr); | |
950 | DEF_FIELD(symval, i3c_device_id, manuf_id); | |
951 | DEF_FIELD(symval, i3c_device_id, part_id); | |
952 | DEF_FIELD(symval, i3c_device_id, extra_info); | |
953 | ||
954 | strcpy(alias, "i3c:"); | |
955 | ADD(alias, "dcr", match_flags & I3C_MATCH_DCR, dcr); | |
956 | ADD(alias, "manuf", match_flags & I3C_MATCH_MANUF, manuf_id); | |
957 | ADD(alias, "part", match_flags & I3C_MATCH_PART, part_id); | |
958 | ADD(alias, "ext", match_flags & I3C_MATCH_EXTRA_INFO, extra_info); | |
959 | ||
960 | return 1; | |
961 | } | |
962 | ||
e0626e38 | 963 | /* Looks like: spi:S */ |
6543becf | 964 | static int do_spi_entry(const char *filename, void *symval, |
75368bf6 AV |
965 | char *alias) |
966 | { | |
6543becf AS |
967 | DEF_FIELD_ADDR(symval, spi_device_id, name); |
968 | sprintf(alias, SPI_MODULE_PREFIX "%s", *name); | |
75368bf6 AV |
969 | |
970 | return 1; | |
971 | } | |
972 | ||
d945b697 DW |
973 | static const struct dmifield { |
974 | const char *prefix; | |
975 | int field; | |
976 | } dmi_fields[] = { | |
977 | { "bvn", DMI_BIOS_VENDOR }, | |
978 | { "bvr", DMI_BIOS_VERSION }, | |
979 | { "bd", DMI_BIOS_DATE }, | |
f5152f4d EV |
980 | { "br", DMI_BIOS_RELEASE }, |
981 | { "efr", DMI_EC_FIRMWARE_RELEASE }, | |
d945b697 DW |
982 | { "svn", DMI_SYS_VENDOR }, |
983 | { "pn", DMI_PRODUCT_NAME }, | |
984 | { "pvr", DMI_PRODUCT_VERSION }, | |
985 | { "rvn", DMI_BOARD_VENDOR }, | |
986 | { "rn", DMI_BOARD_NAME }, | |
987 | { "rvr", DMI_BOARD_VERSION }, | |
988 | { "cvn", DMI_CHASSIS_VENDOR }, | |
989 | { "ct", DMI_CHASSIS_TYPE }, | |
990 | { "cvr", DMI_CHASSIS_VERSION }, | |
991 | { NULL, DMI_NONE } | |
992 | }; | |
993 | ||
994 | static void dmi_ascii_filter(char *d, const char *s) | |
995 | { | |
996 | /* Filter out characters we don't want to see in the modalias string */ | |
997 | for (; *s; s++) | |
998 | if (*s > ' ' && *s < 127 && *s != ':') | |
999 | *(d++) = *s; | |
1000 | ||
1001 | *d = 0; | |
1002 | } | |
1003 | ||
1004 | ||
6543becf | 1005 | static int do_dmi_entry(const char *filename, void *symval, |
d945b697 DW |
1006 | char *alias) |
1007 | { | |
1008 | int i, j; | |
6543becf | 1009 | DEF_FIELD_ADDR(symval, dmi_system_id, matches); |
d945b697 DW |
1010 | sprintf(alias, "dmi*"); |
1011 | ||
1012 | for (i = 0; i < ARRAY_SIZE(dmi_fields); i++) { | |
1013 | for (j = 0; j < 4; j++) { | |
6543becf AS |
1014 | if ((*matches)[j].slot && |
1015 | (*matches)[j].slot == dmi_fields[i].field) { | |
d945b697 DW |
1016 | sprintf(alias + strlen(alias), ":%s*", |
1017 | dmi_fields[i].prefix); | |
1018 | dmi_ascii_filter(alias + strlen(alias), | |
6543becf | 1019 | (*matches)[j].substr); |
d945b697 DW |
1020 | strcat(alias, "*"); |
1021 | } | |
1022 | } | |
1023 | } | |
1024 | ||
1025 | strcat(alias, ":"); | |
1026 | return 1; | |
1027 | } | |
57fee4a5 EM |
1028 | |
1029 | static int do_platform_entry(const char *filename, | |
6543becf | 1030 | void *symval, char *alias) |
57fee4a5 | 1031 | { |
6543becf AS |
1032 | DEF_FIELD_ADDR(symval, platform_device_id, name); |
1033 | sprintf(alias, PLATFORM_MODULE_PREFIX "%s", *name); | |
57fee4a5 EM |
1034 | return 1; |
1035 | } | |
1036 | ||
8626d3b4 | 1037 | static int do_mdio_entry(const char *filename, |
6543becf | 1038 | void *symval, char *alias) |
8626d3b4 DW |
1039 | { |
1040 | int i; | |
6543becf AS |
1041 | DEF_FIELD(symval, mdio_device_id, phy_id); |
1042 | DEF_FIELD(symval, mdio_device_id, phy_id_mask); | |
8626d3b4 DW |
1043 | |
1044 | alias += sprintf(alias, MDIO_MODULE_PREFIX); | |
1045 | ||
1046 | for (i = 0; i < 32; i++) { | |
6543becf | 1047 | if (!((phy_id_mask >> (31-i)) & 1)) |
8626d3b4 | 1048 | *(alias++) = '?'; |
6543becf | 1049 | else if ((phy_id >> (31-i)) & 1) |
8626d3b4 DW |
1050 | *(alias++) = '1'; |
1051 | else | |
1052 | *(alias++) = '0'; | |
1053 | } | |
1054 | ||
1055 | /* Terminate the string */ | |
1056 | *alias = 0; | |
1057 | ||
1058 | return 1; | |
1059 | } | |
1060 | ||
bf54a2b3 | 1061 | /* Looks like: zorro:iN. */ |
6543becf | 1062 | static int do_zorro_entry(const char *filename, void *symval, |
bf54a2b3 GU |
1063 | char *alias) |
1064 | { | |
6543becf | 1065 | DEF_FIELD(symval, zorro_device_id, id); |
bf54a2b3 | 1066 | strcpy(alias, "zorro:"); |
6543becf | 1067 | ADD(alias, "i", id != ZORRO_WILDCARD, id); |
bf54a2b3 GU |
1068 | return 1; |
1069 | } | |
1070 | ||
fedb3d27 OZ |
1071 | /* looks like: "pnp:dD" */ |
1072 | static int do_isapnp_entry(const char *filename, | |
6543becf | 1073 | void *symval, char *alias) |
fedb3d27 | 1074 | { |
6543becf AS |
1075 | DEF_FIELD(symval, isapnp_device_id, vendor); |
1076 | DEF_FIELD(symval, isapnp_device_id, function); | |
fedb3d27 | 1077 | sprintf(alias, "pnp:d%c%c%c%x%x%x%x*", |
6543becf AS |
1078 | 'A' + ((vendor >> 2) & 0x3f) - 1, |
1079 | 'A' + (((vendor & 3) << 3) | ((vendor >> 13) & 7)) - 1, | |
1080 | 'A' + ((vendor >> 8) & 0x1f) - 1, | |
1081 | (function >> 4) & 0x0f, function & 0x0f, | |
1082 | (function >> 12) & 0x0f, (function >> 8) & 0x0f); | |
fedb3d27 OZ |
1083 | return 1; |
1084 | } | |
1085 | ||
849e0ad2 JT |
1086 | /* Looks like: "ipack:fNvNdN". */ |
1087 | static int do_ipack_entry(const char *filename, | |
6543becf | 1088 | void *symval, char *alias) |
849e0ad2 | 1089 | { |
6543becf AS |
1090 | DEF_FIELD(symval, ipack_device_id, format); |
1091 | DEF_FIELD(symval, ipack_device_id, vendor); | |
1092 | DEF_FIELD(symval, ipack_device_id, device); | |
849e0ad2 | 1093 | strcpy(alias, "ipack:"); |
6543becf AS |
1094 | ADD(alias, "f", format != IPACK_ANY_FORMAT, format); |
1095 | ADD(alias, "v", vendor != IPACK_ANY_ID, vendor); | |
1096 | ADD(alias, "d", device != IPACK_ANY_ID, device); | |
849e0ad2 JT |
1097 | add_wildcard(alias); |
1098 | return 1; | |
1099 | } | |
849e0ad2 | 1100 | |
523817bd DM |
1101 | /* |
1102 | * Append a match expression for a single masked hex digit. | |
1103 | * outp points to a pointer to the character at which to append. | |
1104 | * *outp is updated on return to point just after the appended text, | |
1105 | * to facilitate further appending. | |
1106 | */ | |
1107 | static void append_nibble_mask(char **outp, | |
1108 | unsigned int nibble, unsigned int mask) | |
1109 | { | |
1110 | char *p = *outp; | |
1111 | unsigned int i; | |
1112 | ||
1113 | switch (mask) { | |
1114 | case 0: | |
1115 | *p++ = '?'; | |
1116 | break; | |
1117 | ||
1118 | case 0xf: | |
1119 | p += sprintf(p, "%X", nibble); | |
1120 | break; | |
1121 | ||
1122 | default: | |
1123 | /* | |
1124 | * Dumbly emit a match pattern for all possible matching | |
1125 | * digits. This could be improved in some cases using ranges, | |
1126 | * but it has the advantage of being trivially correct, and is | |
1127 | * often optimal. | |
1128 | */ | |
1129 | *p++ = '['; | |
1130 | for (i = 0; i < 0x10; i++) | |
1131 | if ((i & mask) == nibble) | |
1132 | p += sprintf(p, "%X", i); | |
1133 | *p++ = ']'; | |
1134 | } | |
1135 | ||
1136 | /* Ensure that the string remains NUL-terminated: */ | |
1137 | *p = '\0'; | |
1138 | ||
1139 | /* Advance the caller's end-of-string pointer: */ | |
1140 | *outp = p; | |
1141 | } | |
1142 | ||
1143 | /* | |
1144 | * looks like: "amba:dN" | |
1145 | * | |
1146 | * N is exactly 8 digits, where each is an upper-case hex digit, or | |
1147 | * a ? or [] pattern matching exactly one digit. | |
1148 | */ | |
1149 | static int do_amba_entry(const char *filename, | |
6543becf | 1150 | void *symval, char *alias) |
523817bd DM |
1151 | { |
1152 | unsigned int digit; | |
1153 | char *p = alias; | |
6543becf AS |
1154 | DEF_FIELD(symval, amba_id, id); |
1155 | DEF_FIELD(symval, amba_id, mask); | |
523817bd | 1156 | |
6543becf | 1157 | if ((id & mask) != id) |
0d2573a2 | 1158 | fatal("%s: Masked-off bit(s) of AMBA device ID are non-zero: id=0x%08X, mask=0x%08X. Please fix this driver.\n", |
6543becf | 1159 | filename, id, mask); |
523817bd DM |
1160 | |
1161 | p += sprintf(alias, "amba:d"); | |
1162 | for (digit = 0; digit < 8; digit++) | |
1163 | append_nibble_mask(&p, | |
6543becf AS |
1164 | (id >> (4 * (7 - digit))) & 0xf, |
1165 | (mask >> (4 * (7 - digit))) & 0xf); | |
523817bd DM |
1166 | |
1167 | return 1; | |
1168 | } | |
1169 | ||
8286ae03 JH |
1170 | /* |
1171 | * looks like: "mipscdmm:tN" | |
1172 | * | |
1173 | * N is exactly 2 digits, where each is an upper-case hex digit, or | |
1174 | * a ? or [] pattern matching exactly one digit. | |
1175 | */ | |
1176 | static int do_mips_cdmm_entry(const char *filename, | |
1177 | void *symval, char *alias) | |
1178 | { | |
1179 | DEF_FIELD(symval, mips_cdmm_device_id, type); | |
1180 | ||
1181 | sprintf(alias, "mipscdmm:t%02X*", type); | |
1182 | return 1; | |
1183 | } | |
8286ae03 | 1184 | |
2b9c1f03 | 1185 | /* LOOKS like cpu:type:x86,venVVVVfamFFFFmodMMMM:feature:*,FEAT,* |
644e9cbb AK |
1186 | * All fields are numbers. It would be nicer to use strings for vendor |
1187 | * and feature, but getting those out of the build system here is too | |
1188 | * complicated. | |
1189 | */ | |
1190 | ||
6543becf | 1191 | static int do_x86cpu_entry(const char *filename, void *symval, |
644e9cbb AK |
1192 | char *alias) |
1193 | { | |
6543becf AS |
1194 | DEF_FIELD(symval, x86_cpu_id, feature); |
1195 | DEF_FIELD(symval, x86_cpu_id, family); | |
1196 | DEF_FIELD(symval, x86_cpu_id, model); | |
1197 | DEF_FIELD(symval, x86_cpu_id, vendor); | |
644e9cbb | 1198 | |
2b9c1f03 AB |
1199 | strcpy(alias, "cpu:type:x86,"); |
1200 | ADD(alias, "ven", vendor != X86_VENDOR_ANY, vendor); | |
1201 | ADD(alias, "fam", family != X86_FAMILY_ANY, family); | |
1202 | ADD(alias, "mod", model != X86_MODEL_ANY, model); | |
5467bdda | 1203 | strcat(alias, ":feature:*"); |
6543becf AS |
1204 | if (feature != X86_FEATURE_ANY) |
1205 | sprintf(alias + strlen(alias), "%04X*", feature); | |
644e9cbb AK |
1206 | return 1; |
1207 | } | |
644e9cbb | 1208 | |
67bad2fd AB |
1209 | /* LOOKS like cpu:type:*:feature:*FEAT* */ |
1210 | static int do_cpu_entry(const char *filename, void *symval, char *alias) | |
1211 | { | |
1212 | DEF_FIELD(symval, cpu_feature, feature); | |
1213 | ||
1214 | sprintf(alias, "cpu:type:*:feature:*%04X*", feature); | |
1215 | return 1; | |
1216 | } | |
67bad2fd | 1217 | |
b26864ca | 1218 | /* Looks like: mei:S:uuid:N:* */ |
e5354107 SO |
1219 | static int do_mei_entry(const char *filename, void *symval, |
1220 | char *alias) | |
1221 | { | |
1222 | DEF_FIELD_ADDR(symval, mei_cl_device_id, name); | |
c93b76b3 | 1223 | DEF_FIELD_ADDR(symval, mei_cl_device_id, uuid); |
b26864ca | 1224 | DEF_FIELD(symval, mei_cl_device_id, version); |
c93b76b3 TW |
1225 | |
1226 | sprintf(alias, MEI_CL_MODULE_PREFIX); | |
1227 | sprintf(alias + strlen(alias), "%s:", (*name)[0] ? *name : "*"); | |
1228 | add_uuid(alias, *uuid); | |
b26864ca | 1229 | ADD(alias, ":", version != MEI_CL_VERSION_ANY, version); |
e5354107 | 1230 | |
c93b76b3 | 1231 | strcat(alias, ":*"); |
e5354107 SO |
1232 | |
1233 | return 1; | |
1234 | } | |
e5354107 | 1235 | |
3bdbb62f AB |
1236 | /* Looks like: rapidio:vNdNavNadN */ |
1237 | static int do_rio_entry(const char *filename, | |
1238 | void *symval, char *alias) | |
1239 | { | |
1240 | DEF_FIELD(symval, rio_device_id, did); | |
1241 | DEF_FIELD(symval, rio_device_id, vid); | |
1242 | DEF_FIELD(symval, rio_device_id, asm_did); | |
1243 | DEF_FIELD(symval, rio_device_id, asm_vid); | |
1244 | ||
1245 | strcpy(alias, "rapidio:"); | |
1246 | ADD(alias, "v", vid != RIO_ANY_ID, vid); | |
1247 | ADD(alias, "d", did != RIO_ANY_ID, did); | |
1248 | ADD(alias, "av", asm_vid != RIO_ANY_ID, asm_vid); | |
1249 | ADD(alias, "ad", asm_did != RIO_ANY_ID, asm_did); | |
1250 | ||
1251 | add_wildcard(alias); | |
1252 | return 1; | |
1253 | } | |
3bdbb62f | 1254 | |
289fcff4 HK |
1255 | /* Looks like: ulpi:vNpN */ |
1256 | static int do_ulpi_entry(const char *filename, void *symval, | |
1257 | char *alias) | |
1258 | { | |
1259 | DEF_FIELD(symval, ulpi_device_id, vendor); | |
1260 | DEF_FIELD(symval, ulpi_device_id, product); | |
1261 | ||
1262 | sprintf(alias, "ulpi:v%04xp%04x", vendor, product); | |
1263 | ||
1264 | return 1; | |
1265 | } | |
289fcff4 | 1266 | |
da23ac1e SP |
1267 | /* Looks like: hdaudio:vNrNaN */ |
1268 | static int do_hda_entry(const char *filename, void *symval, char *alias) | |
1269 | { | |
1270 | DEF_FIELD(symval, hda_device_id, vendor_id); | |
1271 | DEF_FIELD(symval, hda_device_id, rev_id); | |
1272 | DEF_FIELD(symval, hda_device_id, api_version); | |
1273 | ||
1274 | strcpy(alias, "hdaudio:"); | |
1275 | ADD(alias, "v", vendor_id != 0, vendor_id); | |
1276 | ADD(alias, "r", rev_id != 0, rev_id); | |
1277 | ADD(alias, "a", api_version != 0, api_version); | |
1278 | ||
1279 | add_wildcard(alias); | |
1280 | return 1; | |
1281 | } | |
da23ac1e | 1282 | |
b5924268 | 1283 | /* Looks like: sdw:mNpNvNcN */ |
9251345d VK |
1284 | static int do_sdw_entry(const char *filename, void *symval, char *alias) |
1285 | { | |
1286 | DEF_FIELD(symval, sdw_device_id, mfg_id); | |
1287 | DEF_FIELD(symval, sdw_device_id, part_id); | |
b5924268 PLB |
1288 | DEF_FIELD(symval, sdw_device_id, sdw_version); |
1289 | DEF_FIELD(symval, sdw_device_id, class_id); | |
9251345d VK |
1290 | |
1291 | strcpy(alias, "sdw:"); | |
1292 | ADD(alias, "m", mfg_id != 0, mfg_id); | |
1293 | ADD(alias, "p", part_id != 0, part_id); | |
b5924268 PLB |
1294 | ADD(alias, "v", sdw_version != 0, sdw_version); |
1295 | ADD(alias, "c", class_id != 0, class_id); | |
9251345d VK |
1296 | |
1297 | add_wildcard(alias); | |
1298 | return 1; | |
1299 | } | |
9251345d | 1300 | |
0afef456 SY |
1301 | /* Looks like: fsl-mc:vNdN */ |
1302 | static int do_fsl_mc_entry(const char *filename, void *symval, | |
1303 | char *alias) | |
1304 | { | |
1305 | DEF_FIELD(symval, fsl_mc_device_id, vendor); | |
1306 | DEF_FIELD_ADDR(symval, fsl_mc_device_id, obj_type); | |
1307 | ||
1308 | sprintf(alias, "fsl-mc:v%08Xd%s", vendor, *obj_type); | |
1309 | return 1; | |
1310 | } | |
0afef456 | 1311 | |
d1ff7024 MW |
1312 | /* Looks like: tbsvc:kSpNvNrN */ |
1313 | static int do_tbsvc_entry(const char *filename, void *symval, char *alias) | |
1314 | { | |
1315 | DEF_FIELD(symval, tb_service_id, match_flags); | |
1316 | DEF_FIELD_ADDR(symval, tb_service_id, protocol_key); | |
1317 | DEF_FIELD(symval, tb_service_id, protocol_id); | |
1318 | DEF_FIELD(symval, tb_service_id, protocol_version); | |
1319 | DEF_FIELD(symval, tb_service_id, protocol_revision); | |
1320 | ||
1321 | strcpy(alias, "tbsvc:"); | |
1322 | if (match_flags & TBSVC_MATCH_PROTOCOL_KEY) | |
1323 | sprintf(alias + strlen(alias), "k%s", *protocol_key); | |
1324 | else | |
1325 | strcat(alias + strlen(alias), "k*"); | |
1326 | ADD(alias, "p", match_flags & TBSVC_MATCH_PROTOCOL_ID, protocol_id); | |
1327 | ADD(alias, "v", match_flags & TBSVC_MATCH_PROTOCOL_VERSION, | |
1328 | protocol_version); | |
1329 | ADD(alias, "r", match_flags & TBSVC_MATCH_PROTOCOL_REVISION, | |
1330 | protocol_revision); | |
1331 | ||
1332 | add_wildcard(alias); | |
1333 | return 1; | |
1334 | } | |
d1ff7024 | 1335 | |
8a37d87d HK |
1336 | /* Looks like: typec:idNmN */ |
1337 | static int do_typec_entry(const char *filename, void *symval, char *alias) | |
1338 | { | |
1339 | DEF_FIELD(symval, typec_device_id, svid); | |
1340 | DEF_FIELD(symval, typec_device_id, mode); | |
1341 | ||
1342 | sprintf(alias, "typec:id%04X", svid); | |
1343 | ADD(alias, "m", mode != TYPEC_ANY_MODE, mode); | |
1344 | ||
1345 | return 1; | |
1346 | } | |
8a37d87d | 1347 | |
0fc1db9d SG |
1348 | /* Looks like: tee:uuid */ |
1349 | static int do_tee_entry(const char *filename, void *symval, char *alias) | |
1350 | { | |
1351 | DEF_FIELD(symval, tee_client_device_id, uuid); | |
1352 | ||
1353 | sprintf(alias, "tee:%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x", | |
1354 | uuid.b[0], uuid.b[1], uuid.b[2], uuid.b[3], uuid.b[4], | |
1355 | uuid.b[5], uuid.b[6], uuid.b[7], uuid.b[8], uuid.b[9], | |
1356 | uuid.b[10], uuid.b[11], uuid.b[12], uuid.b[13], uuid.b[14], | |
1357 | uuid.b[15]); | |
1358 | ||
1359 | add_wildcard(alias); | |
1360 | return 1; | |
1361 | } | |
1362 | ||
0bc44b2b MJ |
1363 | /* Looks like: wmi:guid */ |
1364 | static int do_wmi_entry(const char *filename, void *symval, char *alias) | |
1365 | { | |
1366 | int len; | |
1367 | DEF_FIELD_ADDR(symval, wmi_device_id, guid_string); | |
1368 | ||
1369 | if (strlen(*guid_string) != UUID_STRING_LEN) { | |
1370 | warn("Invalid WMI device id 'wmi:%s' in '%s'\n", | |
1371 | *guid_string, filename); | |
1372 | return 0; | |
1373 | } | |
1374 | ||
1375 | len = snprintf(alias, ALIAS_SIZE, WMI_MODULE_PREFIX "%s", *guid_string); | |
1376 | if (len < 0 || len >= ALIAS_SIZE) { | |
1377 | warn("Could not generate all MODULE_ALIAS's in '%s'\n", | |
1378 | filename); | |
1379 | return 0; | |
1380 | } | |
1381 | return 1; | |
1382 | } | |
1383 | ||
e6b0de46 MS |
1384 | /* Looks like: mhi:S */ |
1385 | static int do_mhi_entry(const char *filename, void *symval, char *alias) | |
1386 | { | |
1387 | DEF_FIELD_ADDR(symval, mhi_device_id, chan); | |
1388 | sprintf(alias, MHI_DEVICE_MODALIAS_FMT, *chan); | |
7de3697e DE |
1389 | return 1; |
1390 | } | |
1391 | ||
c268c0a8 MS |
1392 | /* Looks like: mhi_ep:S */ |
1393 | static int do_mhi_ep_entry(const char *filename, void *symval, char *alias) | |
1394 | { | |
1395 | DEF_FIELD_ADDR(symval, mhi_device_id, chan); | |
1396 | sprintf(alias, MHI_EP_DEVICE_MODALIAS_FMT, *chan); | |
1397 | ||
1398 | return 1; | |
1399 | } | |
1400 | ||
fa443bc3 TW |
1401 | /* Looks like: ishtp:{guid} */ |
1402 | static int do_ishtp_entry(const char *filename, void *symval, char *alias) | |
1403 | { | |
1404 | DEF_FIELD(symval, ishtp_device_id, guid); | |
1405 | ||
1406 | strcpy(alias, ISHTP_MODULE_PREFIX "{"); | |
1407 | add_guid(alias, guid); | |
1408 | strcat(alias, "}"); | |
1409 | ||
1410 | return 1; | |
1411 | } | |
1412 | ||
7de3697e DE |
1413 | static int do_auxiliary_entry(const char *filename, void *symval, char *alias) |
1414 | { | |
1415 | DEF_FIELD_ADDR(symval, auxiliary_device_id, name); | |
1416 | sprintf(alias, AUXILIARY_MODULE_PREFIX "%s", *name); | |
e6b0de46 MS |
1417 | |
1418 | return 1; | |
1419 | } | |
1420 | ||
eb0e90a8 ML |
1421 | /* |
1422 | * Looks like: ssam:dNcNtNiNfN | |
1423 | * | |
1424 | * N is exactly 2 digits, where each is an upper-case hex digit. | |
1425 | */ | |
1426 | static int do_ssam_entry(const char *filename, void *symval, char *alias) | |
1427 | { | |
1428 | DEF_FIELD(symval, ssam_device_id, match_flags); | |
1429 | DEF_FIELD(symval, ssam_device_id, domain); | |
1430 | DEF_FIELD(symval, ssam_device_id, category); | |
1431 | DEF_FIELD(symval, ssam_device_id, target); | |
1432 | DEF_FIELD(symval, ssam_device_id, instance); | |
1433 | DEF_FIELD(symval, ssam_device_id, function); | |
1434 | ||
1435 | sprintf(alias, "ssam:d%02Xc%02X", domain, category); | |
1436 | ADD(alias, "t", match_flags & SSAM_MATCH_TARGET, target); | |
1437 | ADD(alias, "i", match_flags & SSAM_MATCH_INSTANCE, instance); | |
1438 | ADD(alias, "f", match_flags & SSAM_MATCH_FUNCTION, function); | |
1439 | ||
1440 | return 1; | |
1441 | } | |
1442 | ||
4a224ace XY |
1443 | /* Looks like: dfl:tNfN */ |
1444 | static int do_dfl_entry(const char *filename, void *symval, char *alias) | |
1445 | { | |
1446 | DEF_FIELD(symval, dfl_device_id, type); | |
1447 | DEF_FIELD(symval, dfl_device_id, feature_id); | |
1448 | ||
1449 | sprintf(alias, "dfl:t%04Xf%04X", type, feature_id); | |
1450 | ||
1451 | add_wildcard(alias); | |
1452 | return 1; | |
1453 | } | |
1454 | ||
2959ab24 NG |
1455 | /* Looks like: cdx:vNdN */ |
1456 | static int do_cdx_entry(const char *filename, void *symval, | |
1457 | char *alias) | |
1458 | { | |
1459 | DEF_FIELD(symval, cdx_device_id, vendor); | |
1460 | DEF_FIELD(symval, cdx_device_id, device); | |
234489ac | 1461 | DEF_FIELD(symval, cdx_device_id, override_only); |
2959ab24 | 1462 | |
234489ac NG |
1463 | switch (override_only) { |
1464 | case 0: | |
1465 | strcpy(alias, "cdx:"); | |
1466 | break; | |
1467 | case CDX_ID_F_VFIO_DRIVER_OVERRIDE: | |
1468 | strcpy(alias, "vfio_cdx:"); | |
1469 | break; | |
1470 | default: | |
1471 | warn("Unknown CDX driver_override alias %08X\n", | |
1472 | override_only); | |
1473 | return 0; | |
1474 | } | |
1475 | ||
1476 | ADD(alias, "v", vendor != CDX_ANY_ID, vendor); | |
1477 | ADD(alias, "d", device != CDX_ANY_ID, device); | |
2959ab24 NG |
1478 | return 1; |
1479 | } | |
1480 | ||
626596e2 RR |
1481 | /* Does namelen bytes of name exactly match the symbol? */ |
1482 | static bool sym_is(const char *name, unsigned namelen, const char *symbol) | |
1da177e4 | 1483 | { |
626596e2 RR |
1484 | if (namelen != strlen(symbol)) |
1485 | return false; | |
1da177e4 | 1486 | |
626596e2 | 1487 | return memcmp(name, symbol, namelen) == 0; |
1da177e4 LT |
1488 | } |
1489 | ||
1490 | static void do_table(void *symval, unsigned long size, | |
1491 | unsigned long id_size, | |
fb33d816 | 1492 | const char *device_id, |
f880eea6 | 1493 | int (*do_entry)(const char *filename, void *symval, char *alias), |
1da177e4 LT |
1494 | struct module *mod) |
1495 | { | |
1496 | unsigned int i; | |
841f1b8f | 1497 | char alias[ALIAS_SIZE]; |
1da177e4 | 1498 | |
e0049825 | 1499 | device_id_check(mod->name, device_id, size, id_size, symval); |
1da177e4 LT |
1500 | /* Leave last one: it's the terminator. */ |
1501 | size -= id_size; | |
1502 | ||
1503 | for (i = 0; i < size; i += id_size) { | |
1504 | if (do_entry(mod->name, symval+i, alias)) { | |
1da177e4 LT |
1505 | buf_printf(&mod->dev_table_buf, |
1506 | "MODULE_ALIAS(\"%s\");\n", alias); | |
1507 | } | |
1508 | } | |
1509 | } | |
1510 | ||
ec91e78d MY |
1511 | static const struct devtable devtable[] = { |
1512 | {"hid", SIZE_hid_device_id, do_hid_entry}, | |
1513 | {"ieee1394", SIZE_ieee1394_device_id, do_ieee1394_entry}, | |
1514 | {"pci", SIZE_pci_device_id, do_pci_entry}, | |
1515 | {"ccw", SIZE_ccw_device_id, do_ccw_entry}, | |
1516 | {"ap", SIZE_ap_device_id, do_ap_entry}, | |
1517 | {"css", SIZE_css_device_id, do_css_entry}, | |
1518 | {"serio", SIZE_serio_device_id, do_serio_entry}, | |
1519 | {"acpi", SIZE_acpi_device_id, do_acpi_entry}, | |
1520 | {"pcmcia", SIZE_pcmcia_device_id, do_pcmcia_entry}, | |
1521 | {"vio", SIZE_vio_device_id, do_vio_entry}, | |
1522 | {"input", SIZE_input_device_id, do_input_entry}, | |
1523 | {"eisa", SIZE_eisa_device_id, do_eisa_entry}, | |
1524 | {"parisc", SIZE_parisc_device_id, do_parisc_entry}, | |
1525 | {"sdio", SIZE_sdio_device_id, do_sdio_entry}, | |
1526 | {"ssb", SIZE_ssb_device_id, do_ssb_entry}, | |
1527 | {"bcma", SIZE_bcma_device_id, do_bcma_entry}, | |
1528 | {"virtio", SIZE_virtio_device_id, do_virtio_entry}, | |
1529 | {"vmbus", SIZE_hv_vmbus_device_id, do_vmbus_entry}, | |
1530 | {"rpmsg", SIZE_rpmsg_device_id, do_rpmsg_entry}, | |
1531 | {"i2c", SIZE_i2c_device_id, do_i2c_entry}, | |
1ce589ad | 1532 | {"i3c", SIZE_i3c_device_id, do_i3c_entry}, |
ec91e78d MY |
1533 | {"spi", SIZE_spi_device_id, do_spi_entry}, |
1534 | {"dmi", SIZE_dmi_system_id, do_dmi_entry}, | |
1535 | {"platform", SIZE_platform_device_id, do_platform_entry}, | |
1536 | {"mdio", SIZE_mdio_device_id, do_mdio_entry}, | |
1537 | {"zorro", SIZE_zorro_device_id, do_zorro_entry}, | |
1538 | {"isapnp", SIZE_isapnp_device_id, do_isapnp_entry}, | |
1539 | {"ipack", SIZE_ipack_device_id, do_ipack_entry}, | |
1540 | {"amba", SIZE_amba_id, do_amba_entry}, | |
1541 | {"mipscdmm", SIZE_mips_cdmm_device_id, do_mips_cdmm_entry}, | |
1542 | {"x86cpu", SIZE_x86_cpu_id, do_x86cpu_entry}, | |
1543 | {"cpu", SIZE_cpu_feature, do_cpu_entry}, | |
1544 | {"mei", SIZE_mei_cl_device_id, do_mei_entry}, | |
1545 | {"rapidio", SIZE_rio_device_id, do_rio_entry}, | |
1546 | {"ulpi", SIZE_ulpi_device_id, do_ulpi_entry}, | |
1547 | {"hdaudio", SIZE_hda_device_id, do_hda_entry}, | |
1548 | {"sdw", SIZE_sdw_device_id, do_sdw_entry}, | |
1549 | {"fslmc", SIZE_fsl_mc_device_id, do_fsl_mc_entry}, | |
1550 | {"tbsvc", SIZE_tb_service_id, do_tbsvc_entry}, | |
1551 | {"typec", SIZE_typec_device_id, do_typec_entry}, | |
0fc1db9d | 1552 | {"tee", SIZE_tee_client_device_id, do_tee_entry}, |
0bc44b2b | 1553 | {"wmi", SIZE_wmi_device_id, do_wmi_entry}, |
e6b0de46 | 1554 | {"mhi", SIZE_mhi_device_id, do_mhi_entry}, |
c268c0a8 | 1555 | {"mhi_ep", SIZE_mhi_device_id, do_mhi_ep_entry}, |
7de3697e | 1556 | {"auxiliary", SIZE_auxiliary_device_id, do_auxiliary_entry}, |
eb0e90a8 | 1557 | {"ssam", SIZE_ssam_device_id, do_ssam_entry}, |
4a224ace | 1558 | {"dfl", SIZE_dfl_device_id, do_dfl_entry}, |
fa443bc3 | 1559 | {"ishtp", SIZE_ishtp_device_id, do_ishtp_entry}, |
2959ab24 | 1560 | {"cdx", SIZE_cdx_device_id, do_cdx_entry}, |
ec91e78d MY |
1561 | }; |
1562 | ||
1da177e4 LT |
1563 | /* Create MODULE_ALIAS() statements. |
1564 | * At this time, we cannot write the actual output C source yet, | |
1565 | * so we write into the mod->dev_table_buf buffer. */ | |
1566 | void handle_moddevtable(struct module *mod, struct elf_info *info, | |
1567 | Elf_Sym *sym, const char *symname) | |
1568 | { | |
1569 | void *symval; | |
e0049825 | 1570 | char *zeros = NULL; |
21bdd17b | 1571 | const char *name, *identifier; |
626596e2 | 1572 | unsigned int namelen; |
1da177e4 LT |
1573 | |
1574 | /* We're looking for a section relative symbol */ | |
1ce53adf | 1575 | if (!sym->st_shndx || get_secindex(info, sym) >= info->num_sections) |
1da177e4 LT |
1576 | return; |
1577 | ||
e88aa7bb DM |
1578 | /* We're looking for an object */ |
1579 | if (ELF_ST_TYPE(sym->st_info) != STT_OBJECT) | |
1580 | return; | |
1581 | ||
153e04b3 MY |
1582 | /* All our symbols are of form __mod_<name>__<identifier>_device_table. */ |
1583 | if (strncmp(symname, "__mod_", strlen("__mod_"))) | |
626596e2 | 1584 | return; |
153e04b3 | 1585 | name = symname + strlen("__mod_"); |
626596e2 RR |
1586 | namelen = strlen(name); |
1587 | if (namelen < strlen("_device_table")) | |
1588 | return; | |
1589 | if (strcmp(name + namelen - strlen("_device_table"), "_device_table")) | |
1590 | return; | |
21bdd17b TG |
1591 | identifier = strstr(name, "__"); |
1592 | if (!identifier) | |
1593 | return; | |
1594 | namelen = identifier - name; | |
626596e2 | 1595 | |
e0049825 | 1596 | /* Handle all-NULL symbols allocated into .bss */ |
1ce53adf | 1597 | if (info->sechdrs[get_secindex(info, sym)].sh_type & SHT_NOBITS) { |
e0049825 KC |
1598 | zeros = calloc(1, sym->st_size); |
1599 | symval = zeros; | |
1600 | } else { | |
abe864b8 | 1601 | symval = sym_get_data(info, sym); |
e0049825 | 1602 | } |
1da177e4 | 1603 | |
626596e2 RR |
1604 | /* First handle the "special" cases */ |
1605 | if (sym_is(name, namelen, "usb")) | |
b19dcd93 | 1606 | do_usb_table(symval, sym->st_size, mod); |
cbc3d00c | 1607 | else if (sym_is(name, namelen, "of")) |
acbef7b7 | 1608 | do_of_table(symval, sym->st_size, mod); |
626596e2 | 1609 | else if (sym_is(name, namelen, "pnp")) |
22454cb9 | 1610 | do_pnp_device_entry(symval, sym->st_size, mod); |
626596e2 | 1611 | else if (sym_is(name, namelen, "pnp_card")) |
0c81eed4 | 1612 | do_pnp_card_entries(symval, sym->st_size, mod); |
626596e2 | 1613 | else { |
ec91e78d MY |
1614 | int i; |
1615 | ||
1616 | for (i = 0; i < ARRAY_SIZE(devtable); i++) { | |
1617 | const struct devtable *p = &devtable[i]; | |
626596e2 | 1618 | |
ec91e78d MY |
1619 | if (sym_is(name, namelen, p->device_id)) { |
1620 | do_table(symval, sym->st_size, p->id_size, | |
f880eea6 | 1621 | p->device_id, p->do_entry, mod); |
626596e2 RR |
1622 | break; |
1623 | } | |
1624 | } | |
1625 | } | |
e0049825 | 1626 | free(zeros); |
1da177e4 LT |
1627 | } |
1628 | ||
1629 | /* Now add out buffered information to the generated C source */ | |
1630 | void add_moddevtable(struct buffer *buf, struct module *mod) | |
1631 | { | |
1632 | buf_printf(buf, "\n"); | |
1633 | buf_write(buf, mod->dev_table_buf.p, mod->dev_table_buf.pos); | |
1634 | free(mod->dev_table_buf.p); | |
1635 | } |