4c793154 |
1 | /* |
2 | * fireglload |
3 | * (C) notaz, 2014 |
4 | * |
5 | * This work is licensed under the terms of 3-clause BSD license. |
6 | * See COPYING file in the top-level directory. |
7 | */ |
8 | |
9 | #include <stdio.h> |
10 | #include <dlfcn.h> |
11 | #include <pthread.h> |
12 | #include <sys/types.h> |
13 | #include <sys/stat.h> |
14 | #include <fcntl.h> |
15 | #include <unistd.h> |
16 | #include <time.h> |
17 | |
18 | #include <pciaccess.h> |
19 | |
20 | #include <xorg/xf86.h> |
21 | #include <xorg/xf86Module.h> |
22 | #include <xorg/xf86str.h> |
23 | |
24 | #if 0 |
25 | #define TRACE(f, ...) \ |
26 | fprintf(stderr, ". %s " f, __FUNCTION__, ##__VA_ARGS__) |
27 | #define NI() \ |
28 | fprintf(stderr, "NI: %s\n", __FUNCTION__) |
29 | #else |
30 | #define TRACE(...) |
31 | #define NI() |
32 | #endif |
33 | |
34 | #ifndef _X_EXPORT |
35 | #define _X_EXPORT __attribute__((visibility("default"))) |
36 | #endif |
37 | |
38 | static GDevRec drec; |
39 | |
40 | #ifdef DIX_H |
41 | _X_EXPORT ClientPtr clients[MAXCLIENTS]; |
42 | _X_EXPORT ScreenInfo screenInfo; |
43 | _X_EXPORT ClientPtr serverClient; |
44 | #else |
45 | #define MAXCLIENTS 256 |
46 | _X_EXPORT void *clients[MAXCLIENTS]; |
47 | _X_EXPORT long screenInfo[16]; // ScreenInfo |
48 | _X_EXPORT void *serverClient; |
49 | #endif |
50 | #ifdef _XF86_H |
51 | _X_EXPORT ScrnInfoPtr *xf86Screens; |
52 | _X_EXPORT confDRIRec xf86ConfigDRI; |
53 | #else |
54 | _X_EXPORT void *xf86Screens; |
55 | _X_EXPORT long xf86ConfigDRI[4]; // confDRIRec |
56 | #endif |
57 | _X_EXPORT int PanoramiXNumScreens; |
58 | _X_EXPORT long inputInfo[16]; // InputInfo |
59 | _X_EXPORT unsigned long globalSerialNumber = 0; |
60 | _X_EXPORT unsigned long serverGeneration = 0; |
61 | _X_EXPORT int noPanoramiXExtension; |
62 | _X_EXPORT int noRRExtension; |
63 | _X_EXPORT int noCompositeExtension; |
64 | _X_EXPORT int noRenderExtension; |
65 | _X_EXPORT char dispatchException; |
66 | _X_EXPORT void *xf86DriverList; |
67 | _X_EXPORT int xf86NumDrivers; |
68 | _X_EXPORT void *xf86configptr; |
69 | _X_EXPORT int xf86DefaultModes[1024]; // DisplayModeRec[] |
70 | _X_EXPORT int xf86Info[64]; // xf86InfoRec |
71 | _X_EXPORT int xf86Initialising; |
72 | _X_EXPORT int XRT_WINDOW; |
73 | _X_EXPORT int monitorResolution; |
74 | _X_EXPORT int DPMSEnabled; |
75 | #define SCREEN_SAVER_OFF 1 |
76 | _X_EXPORT int screenIsSaved = SCREEN_SAVER_OFF; |
77 | |
78 | #ifndef _XF86_H |
79 | _X_EXPORT void xf86DrvMsg(int scrnIndex, MessageType type, const char *format, ...); |
80 | _X_EXPORT Bool xf86LoaderCheckSymbol(const char *name); |
81 | _X_EXPORT void xf86AddDriver(DriverPtr driver, pointer module, int flags); |
82 | #endif |
83 | _X_EXPORT void GetSpritePosition(struct _DeviceIntRec*, int *, int *); |
84 | _X_EXPORT int xf86LoadKernelModule(const char *pathname); |
85 | |
86 | // don't delete my globals.. |
87 | extern void ddmg(void *g); |
88 | |
89 | static void __attribute__((constructor)) ddmg_hack(void) |
90 | { |
91 | ddmg(&clients); |
92 | ddmg(&PanoramiXNumScreens); |
93 | ddmg(&inputInfo); |
94 | ddmg(&screenInfo); |
95 | ddmg(&globalSerialNumber); |
96 | ddmg(&serverGeneration); |
97 | ddmg(&noPanoramiXExtension); |
98 | ddmg(&noRRExtension); |
99 | ddmg(&noCompositeExtension); |
100 | ddmg(&noRenderExtension); |
101 | ddmg(&dispatchException); |
102 | ddmg(&xf86Screens); |
103 | ddmg(&xf86DriverList); |
104 | ddmg(&xf86NumDrivers); |
105 | ddmg(&xf86configptr); |
106 | ddmg(&xf86DefaultModes); |
107 | ddmg(&xf86Info); |
108 | ddmg(&xf86ConfigDRI); |
109 | ddmg(&xf86Initialising); |
110 | ddmg(&serverClient); |
111 | ddmg(&XRT_WINDOW); |
112 | ddmg(&monitorResolution); |
113 | ddmg(&DPMSEnabled); |
114 | ddmg(&screenIsSaved); |
115 | |
116 | ddmg(&LoadSubModule); |
117 | ddmg(&LoaderSymbol); |
118 | ddmg(&xf86LoaderCheckSymbol); |
119 | ddmg(&xf86DrvMsg); |
120 | ddmg(&xf86VDrvMsgVerb); |
121 | ddmg(&xf86Msg); |
122 | ddmg(&xf86MsgVerb); |
123 | ddmg(&xf86AddDriver); |
124 | ddmg(&GetSpritePosition); |
125 | ddmg(&XNFalloc); |
126 | ddmg(&XNFcalloc); |
127 | ddmg(&XNFrealloc); |
128 | ddmg(&xf86MatchDevice); |
129 | ddmg(&xf86LoadKernelModule); |
130 | ddmg(&xf86MatchPciInstances); |
131 | ddmg(&xf86CheckPciSlot); |
132 | ddmg(&xf86ConfigPciEntity); |
133 | ddmg(&xf86ComparePciBusString); |
134 | ddmg(&xf86ClaimPciSlot); |
135 | ddmg(&xf86GetPciInfoForEntity); |
136 | ddmg(&xf86GetEntityInfo); |
137 | ddmg(&xf86AllocateEntityPrivateIndex); |
138 | ddmg(&xf86GetEntityPrivate); |
139 | ddmg(&xf86SetEntitySharable); |
140 | ddmg(&xf86GetNumEntityInstances); |
141 | ddmg(&xf86GetDevFromEntity); |
142 | ddmg(&xf86AddBusDeviceToConfigure); |
143 | ddmg(&GetTimeInMillis); |
144 | ddmg(&xf86GetOptValBool); |
145 | } |
146 | |
147 | #define MAKE_FUNC(name) \ |
148 | int _X_EXPORT name() \ |
149 | { \ |
150 | NI(); \ |
151 | return 0; \ |
152 | } \ |
153 | static void __attribute__((constructor)) c_##name(void) \ |
154 | { \ |
155 | ddmg(&name); \ |
156 | } |
157 | |
158 | MAKE_FUNC(xf86SetDGAMode) |
159 | MAKE_FUNC(GetSpriteCursor) |
160 | MAKE_FUNC(StandardMinorOpcode) |
161 | |
162 | void |
163 | GetSpritePosition(struct _DeviceIntRec *pDev, int *px, int *py) |
164 | { |
165 | NI(); |
166 | } |
167 | |
168 | pointer |
169 | LoadSubModule(pointer _parent, const char *module, |
170 | const char **subdirlist, const char **patternlist, |
171 | pointer options, const XF86ModReqInfo * modreq, |
172 | int *errmaj, int *errmin) |
173 | { |
174 | void *ret; |
175 | |
176 | printf("LoadSubModule '%s'\n", module); |
177 | |
178 | if (module && strstr(module, "fglrxdrm")) |
179 | module = "/usr/lib/xorg/modules/linux/libfglrxdrm.so"; |
180 | ret = dlopen(module, RTLD_LAZY | RTLD_GLOBAL); |
181 | if (ret == NULL) |
182 | fprintf(stderr, "LoadSubModule dlopen: %s\n", dlerror()); |
183 | |
184 | return ret; |
185 | } |
186 | |
187 | void * |
188 | LoaderSymbol(const char *name) |
189 | { |
190 | void *ret = dlsym(NULL, name); |
191 | TRACE("'%s' %p\n", name, ret); |
192 | return ret; |
193 | } |
194 | |
195 | Bool |
196 | xf86LoaderCheckSymbol(const char *name) |
197 | { |
198 | Bool ret; |
199 | |
200 | ret = (dlsym(NULL, name) != NULL); |
201 | TRACE("'%s' %d\n", name, ret); |
202 | return ret; |
203 | } |
204 | |
205 | int |
206 | xf86MatchDevice(const char *drivername, GDevPtr **sectlist) |
207 | { |
208 | GDevRec **list; |
209 | |
210 | TRACE("'%s' %p\n", drivername, sectlist); |
211 | |
212 | if (sectlist == NULL) |
213 | goto out; |
214 | |
215 | *sectlist = NULL; |
216 | list = malloc(2 * sizeof(list[0])); |
217 | if (list == NULL) |
218 | return 0; |
219 | list[0] = &drec; |
220 | list[1] = NULL; |
221 | *sectlist = list; |
222 | |
223 | out: |
224 | return 1; |
225 | } |
226 | |
227 | int |
228 | xf86MatchPciInstances(const char *driverName, int vendorID, |
229 | SymTabPtr chipsets, PciChipsets *PCIchipsets, |
230 | GDevPtr *devList, int numDevs, DriverPtr drvp, |
231 | int **foundEntities) |
232 | { |
233 | TRACE("'%s' %04x %p %p %p %d %p %p\n", |
234 | driverName, vendorID, chipsets, PCIchipsets, devList, numDevs, |
235 | drvp, foundEntities); |
236 | |
237 | *foundEntities = malloc(sizeof(int)); |
238 | if (*foundEntities == NULL) |
239 | return 0; |
240 | |
241 | (*foundEntities)[0] = 0; |
242 | return 1; |
243 | } |
244 | |
245 | GDevPtr |
246 | xf86AddBusDeviceToConfigure(const char *driver, BusType bus, void *busData, int chipset) |
247 | { |
248 | struct pci_device *pci = busData; |
249 | |
250 | TRACE("'%s' %d %p %d\n", driver, bus, busData, chipset); |
251 | |
252 | drec.driver = strdup(driver); |
253 | drec.identifier = strdup("fake_dev"); |
254 | drec.busID = malloc(64); |
255 | snprintf(drec.busID, 64, "PCI:%d:%d:%d", pci->bus, pci->dev, pci->func); |
256 | drec.chipID = pci->device_id; |
257 | drec.chipRev = pci->revision; |
258 | drec.irq = -1; |
259 | |
260 | drec.myScreenSection = calloc(1, sizeof(*drec.myScreenSection)); |
261 | |
262 | TRACE("ret busID '%s'\n", drec.busID); |
263 | return &drec; |
264 | } |
265 | |
266 | Bool |
267 | xf86CheckPciSlot(const struct pci_device *d) |
268 | { |
269 | TRACE("%p\n", d); |
270 | return TRUE; |
271 | } |
272 | |
273 | ScrnInfoPtr |
274 | xf86ConfigPciEntity(ScrnInfoPtr pScrn, int scrnFlag, int entityIndex, |
275 | PciChipsets *p_chip, void *dummy, EntityProc init, |
276 | EntityProc enter, EntityProc leave, pointer private) |
277 | { |
278 | ScrnInfoPtr screen; |
279 | |
280 | TRACE("%p %x %d %p %p %p %p %p %p\n", |
281 | pScrn, scrnFlag, entityIndex, p_chip, dummy, init, |
282 | enter, leave, private); |
283 | |
284 | screen = calloc(1, sizeof(*screen)); |
285 | screen->entityList = calloc(1, sizeof(screen->entityList[0])); |
286 | screen->numEntities = 1; |
287 | // used by atiddxIsCrossDisplay_3 |
288 | screen->confScreen = calloc(1, sizeof(*screen->confScreen)); |
289 | |
290 | xf86Screens = calloc(2, sizeof(xf86Screens[0])); |
291 | return (xf86Screens[0] = screen); |
292 | } |
293 | |
294 | Bool |
295 | xf86ComparePciBusString(const char *busID, int bus, int device, int func) |
296 | { |
297 | TRACE("'%s' %d:%d:%d\n", busID, bus, device, func); |
298 | return TRUE; |
299 | } |
300 | |
301 | static struct pci_device *cur_pci_dev; |
302 | |
303 | int |
304 | xf86ClaimPciSlot(struct pci_device *d, DriverPtr drvp, |
305 | int chipset, GDevPtr dev, Bool active) |
306 | { |
307 | TRACE("%p %p %d %p %d\n", d, drvp, chipset, dev, active); |
308 | cur_pci_dev = d; |
309 | |
310 | return 0; |
311 | } |
312 | |
313 | struct pci_device * |
314 | xf86GetPciInfoForEntity(int entityIndex) |
315 | { |
316 | TRACE("%d\n", entityIndex); |
317 | |
318 | return cur_pci_dev; |
319 | } |
320 | |
321 | EntityInfoPtr |
322 | xf86GetEntityInfo(int entityIndex) |
323 | { |
324 | EntityInfoRec *ret; |
325 | |
326 | TRACE("%d\n", entityIndex); |
327 | |
328 | ret = calloc(1, sizeof(*ret)); |
329 | ret->device = &drec; |
330 | ret->location.id.pci = cur_pci_dev; |
331 | |
332 | return ret; |
333 | } |
334 | |
335 | static int numprivs; |
336 | static DevUnion *privs; |
337 | |
338 | int |
339 | xf86AllocateEntityPrivateIndex(void) |
340 | { |
341 | int ret; |
342 | |
343 | ret = numprivs++; |
344 | TRACE("numprivs=%d\n", numprivs); |
345 | |
346 | privs = realloc(privs, numprivs * sizeof(DevUnion)); |
347 | return ret; |
348 | } |
349 | |
350 | DevUnion * |
351 | xf86GetEntityPrivate(int entityIndex, int privIndex) |
352 | { |
353 | DevUnion *ret = NULL; |
354 | |
355 | if (entityIndex != 0 || (unsigned int)privIndex > (unsigned int)numprivs) |
356 | ret = NULL; |
357 | else |
358 | ret = &privs[privIndex]; |
359 | |
360 | TRACE("%d %d; ret=%p\n", entityIndex, privIndex, ret); |
361 | return ret; |
362 | } |
363 | |
364 | void |
365 | xf86SetEntitySharable(int entityIndex) |
366 | { |
367 | TRACE("%d\n", entityIndex); |
368 | } |
369 | |
370 | int |
371 | xf86GetNumEntityInstances(int entityIndex) |
372 | { |
373 | TRACE("%d\n", entityIndex); |
374 | return 1; |
375 | } |
376 | |
377 | GDevPtr |
378 | xf86GetDevFromEntity(int entityIndex, int instance) |
379 | { |
380 | TRACE("%d %d\n", entityIndex, instance); |
381 | return &drec; |
382 | } |
383 | |
384 | int |
385 | xf86LoadKernelModule(const char *modName) |
386 | { |
387 | TRACE("'%s'\n", modName); |
388 | return 1; |
389 | } |
390 | |
391 | pointer |
392 | XNFalloc(unsigned long n) |
393 | { |
394 | return malloc(n); |
395 | } |
396 | |
397 | pointer |
398 | XNFcalloc(unsigned long n) |
399 | { |
400 | return calloc(1, n); |
401 | } |
402 | |
403 | void * |
404 | XNFrealloc(void *ptr, unsigned long amount) |
405 | { |
406 | return realloc(ptr, amount); |
407 | } |
408 | |
409 | void |
410 | xf86DrvMsg(int scrnIndex, MessageType type, const char *format, ...) |
411 | { |
412 | va_list ap; |
413 | |
414 | printf("xf86DrvMsg: "); |
415 | va_start(ap, format); |
416 | vprintf(format, ap); |
417 | va_end(ap); |
418 | fflush(stdout); |
419 | } |
420 | |
421 | void |
422 | xf86VDrvMsgVerb(int scrnIndex, MessageType type, int verb, const char *format, |
423 | va_list args) |
424 | { |
425 | printf("xf86VDrvMsgVerb: "); |
426 | vprintf(format, args); |
427 | fflush(stdout); |
428 | } |
429 | |
430 | void xf86Msg(MessageType type, const char *format, ...) |
431 | { |
432 | va_list ap; |
433 | |
434 | printf("xf86Msg: "); |
435 | va_start(ap, format); |
436 | vprintf(format, ap); |
437 | va_end(ap); |
438 | fflush(stdout); |
439 | } |
440 | |
441 | void xf86MsgVerb(MessageType type, int verb, const char *format, ...) |
442 | { |
443 | va_list ap; |
444 | |
445 | printf("xf86MsgVerb: "); |
446 | va_start(ap, format); |
447 | vprintf(format, ap); |
448 | va_end(ap); |
449 | fflush(stdout); |
450 | } |
451 | |
452 | CARD32 |
453 | GetTimeInMillis(void) |
454 | { |
455 | struct timespec tp; |
456 | clock_gettime(CLOCK_MONOTONIC, &tp); |
457 | return tp.tv_sec * 1000 + tp.tv_nsec / 1000000; |
458 | } |
459 | |
460 | Bool |
461 | xf86GetOptValBool(const OptionInfoRec *table, int token, Bool *value) |
462 | { |
463 | TRACE("%p/%s %d %p\n", table, table ? table->name : NULL, token, value); |
464 | return FALSE; |
465 | } |
466 | |
467 | static DriverPtr g_driver; |
468 | |
469 | void |
470 | xf86AddDriver(DriverPtr driver, pointer module, int flags) |
471 | { |
472 | TRACE("%p %p %x\n", driver, module, flags); |
473 | g_driver = driver; |
474 | } |
475 | |
476 | static void scan_pci(void) |
477 | { |
478 | static struct pci_slot_match match = { |
479 | PCI_MATCH_ANY, PCI_MATCH_ANY, PCI_MATCH_ANY, PCI_MATCH_ANY, 0 |
480 | }; |
481 | struct pci_device_iterator *iter; |
482 | struct pci_device *info; |
483 | int ret; |
484 | |
485 | ret = pci_system_init(); |
486 | if (ret != 0) { |
487 | fprintf(stderr, "pci_system_init failed\n"); |
488 | return; |
489 | } |
490 | |
491 | iter = pci_slot_match_iterator_create(&match); |
492 | while ((info = pci_device_next(iter)) != NULL) { |
493 | if ((info->device_class & 0xff0000) != 0x30000) |
494 | // not display |
495 | continue; |
496 | |
497 | pci_device_probe(info); |
498 | if (pci_device_is_boot_vga(info)) |
499 | break; |
500 | } |
501 | pci_iterator_destroy(iter); |
502 | |
503 | if (info == NULL) { |
504 | fprintf(stderr, "no display devices?\n"); |
505 | return; |
506 | } |
507 | |
508 | if (info->vendor_id != 0x1002) { |
509 | fprintf(stderr, "not AMD display? (%04x)\n", |
510 | info->vendor_id); |
511 | return; |
512 | } |
513 | |
514 | //exit(1); |
515 | } |
516 | |
517 | static int module_desc[64]; |
518 | |
519 | int main(int argc, char *argv[]) |
520 | { |
521 | XF86ModuleData *mod_data; |
522 | ScrnInfoPtr screen = NULL; |
523 | pthread_mutex_t mutex; |
524 | int errmaj = 0, errmin = 0; |
525 | int retval = 1; |
526 | void *setup_ret; |
527 | void *mod; |
528 | int fd, ret; |
529 | |
530 | // init pthreads |
531 | pthread_mutex_init(&mutex, NULL); |
532 | |
533 | #if 0 |
534 | // preload libpciaccess as it's not in fglrx's deps |
535 | mod = dlopen("libpciaccess.so", RTLD_LAZY | RTLD_GLOBAL); |
536 | if (mod == NULL) |
537 | fprintf(stderr, "preload pciaccess: %s\n", dlerror()); |
538 | #endif |
539 | // fglrx relies on pci_system_init() being called too |
540 | scan_pci(); |
541 | |
542 | mod = dlopen("/usr/lib/xorg/modules/drivers/fglrx_drv.so", |
543 | RTLD_LAZY | RTLD_GLOBAL); |
544 | if (mod == NULL) { |
545 | fprintf(stderr, "open module: %s\n", dlerror()); |
546 | return 1; |
547 | } |
548 | |
549 | mod_data = dlsym(mod, "fglrxModuleData"); |
550 | if (mod_data == NULL) { |
551 | fprintf(stderr, "dlsym fglrxModuleData: %s\n", dlerror()); |
552 | goto out; |
553 | } |
554 | |
555 | if (mod_data->vers == NULL) { |
556 | fprintf(stderr, "mod_data->vers is NULL\n"); |
557 | goto out; |
558 | } |
559 | |
560 | printf("name: %s\n", mod_data->vers->modname); |
561 | printf("vendor: %s\n", mod_data->vers->vendor); |
562 | printf("abiclass: %s\n", mod_data->vers->abiclass); |
563 | printf("moduleclass: %s\n", mod_data->vers->moduleclass); |
564 | printf("version: %u.%u.%u\n", mod_data->vers->majorversion, |
565 | mod_data->vers->minorversion, mod_data->vers->patchlevel); |
566 | fflush(stdout); |
567 | |
568 | // fglrx assumes descriptor 0 to be Xorg.log |
569 | fd = open("/var/log/Xorg.0.log", O_RDONLY); |
570 | if (fd == -1) { |
571 | perror("open Xorg.0.log"); |
572 | goto out; |
573 | } |
574 | ret = dup2(fd, 0); |
575 | if (ret == -1) { |
576 | perror("dup2"); |
577 | goto out; |
578 | } |
579 | |
580 | if (mod_data->setup == NULL) { |
581 | fprintf(stderr, "mod_data->setup is NULL\n"); |
582 | goto out; |
583 | } |
584 | |
585 | setup_ret = mod_data->setup(module_desc, NULL, &errmaj, &errmin); |
586 | printf("setup: %p, errmaj %u, errmin %u\n", setup_ret, errmaj, errmin); |
587 | if (setup_ret == NULL) { |
588 | fprintf(stderr, "setup() returned NULL\n"); |
589 | goto out; |
590 | } |
591 | |
592 | if (g_driver == NULL) { |
593 | fprintf(stderr, "setup() did not provide driver ptr\n"); |
594 | goto out; |
595 | } |
596 | |
597 | printf("driverName: %s\n", g_driver->driverName); |
598 | if (g_driver->Probe == NULL) { |
599 | fprintf(stderr, "Probe is NULL\n"); |
600 | goto out; |
601 | } |
602 | |
603 | // #0 in xdl_xs111_atiddxPxEarlyCheck () |
604 | // #1 in xdl_xs111_atiddxProbe () |
605 | // #2 in atiddxProbe () |
606 | ret = g_driver->Probe(g_driver, PROBE_DETECT); |
607 | printf("Probe(PROBE_DETECT): %d\n", ret); |
608 | if (!ret) |
609 | goto out; |
610 | |
611 | ret = g_driver->Probe(g_driver, PROBE_DEFAULT); |
612 | printf("Probe(PROBE_DEFAULT): %d\n", ret); |
613 | if (!ret) |
614 | goto out; |
615 | |
616 | #if 0 |
617 | if (xf86Screens == NULL || xf86Screens[0] == NULL) { |
618 | fprintf(stderr, "xf86Screens[0] did not get set\n"); |
619 | goto out; |
620 | } |
621 | screen = xf86Screens[0]; |
622 | if (screen->PreInit == NULL) { |
623 | fprintf(stderr, "screen->PreInit did not get set\n"); |
624 | goto out; |
625 | } |
626 | ret = screen->PreInit(screen, 0); |
627 | printf("PreInit: %d\n", ret); |
628 | #endif |
629 | |
630 | retval = !ret; |
631 | |
632 | out: |
633 | (void)screen; |
634 | dlclose(mod); |
635 | return retval; |
636 | } |