54ecbf38 |
1 | #ifdef HAVE_CONFIG_H |
2 | #include <config.h> |
3 | #endif |
4 | |
5 | #include <stdio.h> |
6 | #include <unistd.h> |
7 | #include <fcntl.h> |
8 | #include <sys/stat.h> |
9 | #include <sys/types.h> |
10 | #include <errno.h> |
11 | #include <stdlib.h> |
12 | #include <string.h> |
13 | |
14 | #include <glib.h> |
15 | #include "LTTTypes.h" |
16 | #include "LinuxEvents.h" |
17 | |
18 | #define TRACE_HEARTBEAT_ID 19 |
19 | #define PROCESS_FORK_ID 20 |
20 | #define PROCESS_EXIT_ID 21 |
21 | |
22 | #define INFO_ENTRY 9 |
23 | #define OVERFLOW_FIGURE 0x100000000ULL |
24 | |
25 | typedef struct _new_process |
26 | { |
27 | uint32_t event_data1; /* Data associated with event */ |
28 | uint32_t event_data2; |
29 | } LTT_PACKED_STRUCT new_process; |
30 | |
31 | #define write_to_buffer(DEST, SRC, SIZE) \ |
32 | do\ |
33 | {\ |
34 | memcpy(DEST, SRC, SIZE);\ |
35 | DEST += SIZE;\ |
36 | } while(0); |
37 | |
38 | int readFile(int fd, void * buf, size_t size, char * mesg) |
39 | { |
40 | ssize_t nbBytes = read(fd, buf, size); |
41 | |
42 | if((size_t)nbBytes != size) { |
43 | if(nbBytes < 0) { |
44 | perror("Error in readFile : "); |
45 | } else { |
46 | printf("%s\n",mesg); |
47 | } |
48 | exit(1); |
49 | } |
50 | return 0; |
51 | } |
52 | |
53 | void getDataEndianType(char * size, char * endian) |
54 | { |
55 | int i = 1; |
56 | char c = (char) i; |
57 | int sizeInt=sizeof(int), sizeLong=sizeof(long), sizePointer=sizeof(void *); |
58 | |
59 | if(c == 1) strcpy(endian,"LITTLE_ENDIAN"); |
60 | else strcpy(endian, "BIG_ENDIAN"); |
61 | |
62 | if(sizeInt == 2 && sizeLong == 4 && sizePointer == 4) |
63 | strcpy(size,"LP32"); |
64 | else if(sizeInt == 4 && sizeLong == 4 && sizePointer == 4) |
65 | strcpy(size,"ILP32"); |
66 | else if(sizeInt == 4 && sizeLong == 8 && sizePointer == 8) |
67 | strcpy(size,"LP64"); |
68 | else if(sizeInt == 8 && sizeLong == 8 && sizePointer == 8) |
69 | strcpy(size,"ILP64"); |
70 | else strcpy(size,"UNKNOWN"); |
71 | } |
72 | |
73 | #define BUFFER_SIZE 80 |
74 | |
75 | typedef struct _buffer_start{ |
76 | uint32_t seconds; |
77 | uint32_t nanoseconds; |
78 | uint64_t cycle_count; |
79 | uint32_t block_id; |
80 | } __attribute__ ((packed)) buffer_start; |
81 | |
82 | typedef struct _buffer_end{ |
83 | uint32_t seconds; |
84 | uint32_t nanoseconds; |
85 | uint64_t cycle_count; |
86 | uint32_t block_id; |
87 | } __attribute__ ((packed)) buffer_end; |
88 | |
89 | |
90 | typedef struct _heartbeat{ |
91 | uint32_t seconds; |
92 | uint32_t nanoseconds; |
93 | uint64_t cycle_count; |
94 | } __attribute__ ((packed)) heartbeat; |
95 | |
96 | |
97 | int main(int argc, char ** argv){ |
98 | |
99 | int fd, fdCpu; |
100 | FILE * fp; |
101 | int fdFac, fdIntr, fdProc; |
102 | char arch_size[BUFFER_SIZE]; |
103 | char endian[BUFFER_SIZE]; |
104 | char node_name[BUFFER_SIZE]; |
105 | char domainname[BUFFER_SIZE]; |
106 | char kernel_name[BUFFER_SIZE]; |
107 | char kernel_release[BUFFER_SIZE]; |
108 | char kernel_version[BUFFER_SIZE]; |
109 | char machine[BUFFER_SIZE]; |
110 | char processor[BUFFER_SIZE]; |
111 | char hardware_platform[BUFFER_SIZE]; |
112 | char operating_system[BUFFER_SIZE]; |
113 | int cpu; |
114 | int ltt_block_size=0; |
115 | int ltt_major_version=0; |
116 | int ltt_minor_version=0; |
117 | int ltt_log_cpu; |
118 | guint ltt_trace_start_size = 0; |
119 | char buf[BUFFER_SIZE]; |
120 | int i, k; |
121 | |
122 | uint8_t cpu_id; |
123 | |
124 | char foo[4*BUFFER_SIZE]; |
125 | char foo_eventdefs[4*BUFFER_SIZE]; |
126 | char foo_control[4*BUFFER_SIZE]; |
127 | char foo_cpu[4*BUFFER_SIZE]; |
128 | char foo_info[4*BUFFER_SIZE]; |
129 | |
130 | char foo_control_facilities[4*BUFFER_SIZE]; |
131 | char foo_control_processes[4*BUFFER_SIZE]; |
132 | char foo_control_interrupts[4*BUFFER_SIZE]; |
133 | char foo_info_system[4*BUFFER_SIZE]; |
134 | |
135 | struct stat lTDFStat; |
136 | off_t file_size; |
137 | int block_number, block_size; |
138 | char * buffer, *buf_out, cpuStr[4*BUFFER_SIZE]; |
139 | char * buf_fac, * buf_intr, * buf_proc; |
140 | void * write_pos, *write_pos_fac, * write_pos_intr, *write_pos_proc; |
141 | trace_start_any *tStart; |
142 | trace_buffer_start *tBufStart; |
143 | trace_buffer_end *tBufEnd; |
144 | trace_file_system * tFileSys; |
145 | uint16_t newId, startId, tmpId; |
146 | uint8_t evId; |
147 | uint32_t time_delta, startTimeDelta; |
148 | void * cur_pos, *end_pos; |
149 | buffer_start start, start_proc, start_intr; |
150 | buffer_end end, end_proc, end_intr; |
151 | heartbeat beat; |
152 | uint64_t adaptation_tsc; // (Mathieu) |
153 | uint32_t size_lost; |
154 | int reserve_size = sizeof(buffer_start) + |
155 | sizeof(buffer_end) + //buffer_end event |
156 | sizeof(uint32_t); //lost size |
157 | int nb_para; |
158 | |
159 | new_process process; |
160 | |
161 | if(argc < 4){ |
162 | printf("Usage : ./convert processfile_name number_of_cpu tracefile1 tracefile2 ... trace_creation_directory\n"); |
163 | printf("For more details, see README.\n"); |
164 | exit(1); |
165 | } |
166 | |
167 | cpu = atoi(argv[2]); |
168 | printf("cpu number = %d\n", cpu); |
169 | nb_para = 3 + cpu; |
170 | |
171 | if(argc != nb_para && argc != nb_para+1){ |
172 | printf("need trace files and cpu number or root directory for the new tracefile\n"); |
173 | exit(1); |
174 | } |
175 | |
176 | if(argc == nb_para){ |
177 | strcpy(foo, "foo"); |
178 | strcpy(foo_eventdefs, "foo/eventdefs"); |
179 | strcpy(foo_control, "foo/control"); |
180 | strcpy(foo_cpu, "foo/cpu"); |
181 | strcpy(foo_info, "foo/info"); |
182 | }else{ |
183 | strcpy(foo, argv[nb_para]); |
184 | strcpy(foo_eventdefs, argv[nb_para]); |
185 | strcat(foo_eventdefs,"/eventdefs"); |
186 | strcpy(foo_control, argv[nb_para]); |
187 | strcat(foo_control,"/control"); |
188 | strcpy(foo_cpu, argv[nb_para]); |
189 | strcat(foo_cpu,"/cpu"); |
190 | strcpy(foo_info, argv[nb_para]); |
191 | strcat(foo_info,"/info"); |
192 | } |
193 | strcpy(foo_control_facilities, foo_control); |
194 | strcat(foo_control_facilities,"/facilities"); |
195 | strcpy(foo_control_processes, foo_control); |
196 | strcat(foo_control_processes, "/processes"); |
197 | strcpy(foo_control_interrupts, foo_control); |
198 | strcat(foo_control_interrupts, "/interrupts"); |
199 | strcpy(foo_info_system, foo_info); |
200 | strcat(foo_info_system, "/system.xml"); |
201 | |
202 | |
203 | getDataEndianType(arch_size, endian); |
204 | printf("Arch_size: %s, Endian: %s\n", arch_size, endian); |
205 | |
206 | fp = fopen("sysInfo.out","r"); |
207 | if(!fp){ |
208 | g_error("Unable to open file sysInfo.out\n"); |
209 | } |
210 | |
211 | for(i=0;i<INFO_ENTRY;i++){ |
212 | if(!fgets(buf,BUFFER_SIZE-1,fp)) |
213 | g_error("The format of sysInfo.out is not right\n"); |
214 | if(strncmp(buf,"node_name=",10)==0){ |
215 | strcpy(node_name,&buf[10]); |
216 | node_name[strlen(node_name)-1] = '\0'; |
217 | }else if(strncmp(buf,"domainname=",11)==0){ |
218 | strcpy(domainname,&buf[11]); |
219 | domainname[strlen(domainname)-1] = '\0'; |
220 | }else if(strncmp(buf,"kernel_name=",12)==0){ |
221 | strcpy(kernel_name,&buf[12]); |
222 | kernel_name[strlen(kernel_name)-1] = '\0'; |
223 | }else if(strncmp(buf,"kernel_release=",15)==0){ |
224 | strcpy(kernel_release,&buf[15]); |
225 | kernel_release[strlen(kernel_release)-1] = '\0'; |
226 | }else if(strncmp(buf,"kernel_version=",15)==0){ |
227 | strcpy(kernel_version,&buf[15]); |
228 | kernel_version[strlen(kernel_version)-1] = '\0'; |
229 | }else if(strncmp(buf,"machine=",8)==0){ |
230 | strcpy(machine,&buf[8]); |
231 | machine[strlen(machine)-1] = '\0'; |
232 | }else if(strncmp(buf,"processor=",10)==0){ |
233 | strcpy(processor,&buf[10]); |
234 | processor[strlen(processor)-1] = '\0'; |
235 | }else if(strncmp(buf,"hardware_platform=",18)==0){ |
236 | strcpy(hardware_platform,&buf[18]); |
237 | hardware_platform[strlen(hardware_platform)-1] = '\0'; |
238 | }else if(strncmp(buf,"operating_system=",17)==0){ |
239 | strcpy(operating_system,&buf[17]); |
240 | operating_system[strlen(operating_system)-1] = '\0'; |
241 | } |
242 | } |
243 | fclose(fp); |
244 | |
245 | if(mkdir(foo, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
246 | g_error("can not make %s directory", foo); |
247 | if(mkdir(foo_info, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
248 | g_error("can not make %s directory", foo_info); |
249 | if(mkdir(foo_cpu, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
250 | g_error("can not make %s directory", foo_cpu); |
251 | if(mkdir(foo_control, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
252 | g_error("can not make %s directory", foo_control); |
253 | if(mkdir(foo_eventdefs, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
254 | g_error("can not make %s directory", foo_eventdefs); |
255 | |
256 | fp = fopen(foo_info_system,"w"); |
257 | if(!fp){ |
258 | g_error("Unable to open file system.xml\n"); |
259 | } |
260 | |
261 | fdFac = open(foo_control_facilities,O_CREAT | O_RDWR | O_TRUNC,S_IRUSR |S_IWUSR | S_IRGRP | S_IROTH); |
262 | if(fdFac < 0){ |
263 | g_error("Unable to open file facilities\n"); |
264 | } |
265 | fdIntr = open(foo_control_interrupts,O_CREAT | O_RDWR | O_TRUNC,S_IRUSR |S_IWUSR | S_IRGRP | S_IROTH); |
266 | if(fdIntr<0){ |
267 | g_error("Unable to open file interrupts\n"); |
268 | } |
269 | fdProc = open(foo_control_processes,O_CREAT | O_RDWR | O_TRUNC,S_IRUSR |S_IWUSR | S_IRGRP | S_IROTH); |
270 | if(fdProc<0){ |
271 | g_error("Unable to open file process\n"); |
272 | } |
273 | |
274 | |
275 | for(k=0;k<cpu;k++){ |
276 | fd = open(argv[nb_para-cpu+k], O_RDONLY, 0); |
277 | if(fd < 0){ |
278 | g_error("Unable to open input data file %s\n", argv[nb_para-cpu+k]); |
279 | } |
280 | |
281 | if(fstat(fd, &lTDFStat) < 0){ |
282 | g_error("Unable to get the status of the input data file\n"); |
283 | } |
284 | file_size = lTDFStat.st_size; |
285 | |
286 | buffer = g_new(char, 4000); |
287 | readFile(fd,(void*)buffer, 3500, "Unable to read block header"); |
288 | |
289 | cur_pos= buffer; |
290 | evId = *(uint8_t *)cur_pos; |
291 | cur_pos += sizeof(uint8_t); |
292 | newId = evId; |
293 | time_delta = *(uint32_t*)cur_pos; |
294 | cur_pos += sizeof(uint32_t); |
295 | tBufStart = (trace_buffer_start*)cur_pos; |
296 | cur_pos += sizeof(trace_buffer_start); |
297 | cur_pos += sizeof(uint16_t); //Skip event size |
298 | |
299 | evId = *(uint8_t *)cur_pos; |
300 | g_assert(evId == TRACE_START); |
301 | cur_pos += sizeof(uint8_t); //skip EvId |
302 | cur_pos += sizeof(uint32_t); //skip time delta |
303 | tStart = (trace_start_any*)cur_pos; |
304 | if(tStart->MagicNumber != TRACER_MAGIC_NUMBER) |
305 | g_error("Trace magic number does not match : %lx, should be %lx", |
306 | tStart->MagicNumber, TRACER_MAGIC_NUMBER); |
307 | if(tStart->MajorVersion != TRACER_SUP_VERSION_MAJOR) |
308 | g_error("Trace Major number does match : %hu, should be %u", |
309 | tStart->MajorVersion, TRACER_SUP_VERSION_MAJOR); |
310 | |
311 | startId = newId; |
312 | startTimeDelta = time_delta; |
313 | start.seconds = tBufStart->Time.tv_sec; |
314 | /* Fix (Mathieu) */ |
315 | start.nanoseconds = tBufStart->Time.tv_usec * 1000; |
316 | start.cycle_count = tBufStart->TSC; |
317 | start.block_id = tBufStart->ID; |
318 | end.block_id = start.block_id; |
319 | |
320 | |
321 | g_printf("Trace version %hu.%hu detected\n", |
322 | tStart->MajorVersion, |
323 | tStart->MinorVersion); |
324 | if(tStart->MinorVersion == 2) { |
325 | trace_start_2_2* tStart_2_2 = (trace_start_2_2*)tStart; |
326 | ltt_major_version = tStart_2_2->MajorVersion; |
327 | ltt_minor_version = tStart_2_2->MinorVersion; |
328 | ltt_block_size = tStart_2_2->BufferSize; |
329 | ltt_log_cpu = tStart_2_2->LogCPUID; |
330 | ltt_trace_start_size = sizeof(trace_start_2_2); |
331 | /* Verify if it's a broken 2.2 format */ |
332 | if(*(uint8_t*)(cur_pos + sizeof(trace_start_2_2)) == 0) { |
333 | /* Cannot have two trace start events. We cannot detect the problem |
334 | * if the flight recording flag is set to 1, as it conflicts |
335 | * with TRACE_SYSCALL_ENTRY. |
336 | */ |
337 | g_warning("This is a 2.3 trace format that has a 2.2 tag. Please upgrade your kernel"); |
338 | g_printf("Processing the trace as a 2.3 format\n"); |
339 | |
340 | tStart->MinorVersion = 3; |
341 | } |
342 | } |
343 | |
344 | if(tStart->MinorVersion == 3) { |
345 | trace_start_2_3* tStart_2_3 = (trace_start_2_3*)tStart; |
346 | ltt_major_version = tStart_2_3->MajorVersion; |
347 | ltt_minor_version = tStart_2_3->MinorVersion; |
348 | ltt_block_size = tStart_2_3->BufferSize; |
349 | ltt_log_cpu = tStart_2_3->LogCPUID; |
350 | ltt_trace_start_size = sizeof(trace_start_2_3); |
351 | /* We do not use the flight recorder information for now, because we |
352 | * never use the .proc file anyway */ |
353 | } |
354 | |
355 | if(ltt_trace_start_size == 0) |
356 | g_error("Minor version unknown : %hu. Supported minors : 2, 3", |
357 | tStart->MinorVersion); |
358 | |
359 | block_size = ltt_block_size;//FIXME |
360 | block_number = file_size/ltt_block_size; |
361 | |
362 | g_free(buffer); |
363 | buffer = g_new(char, ltt_block_size); |
364 | buf_fac = g_new(char, block_size); |
365 | write_pos_fac = buf_fac; |
366 | buf_intr = g_new(char, block_size); |
367 | write_pos_intr = buf_intr; |
368 | buf_proc = g_new(char, block_size); |
369 | write_pos_proc = buf_proc; |
370 | |
371 | buf_out = g_new(char, block_size); |
372 | write_pos = buf_out; |
373 | sprintf(cpuStr,"%s/%d",foo_cpu,k); |
374 | fdCpu = open(cpuStr, O_CREAT | O_RDWR | O_TRUNC,S_IRUSR |S_IWUSR | S_IRGRP | S_IROTH); //for cpu k |
375 | if(fdCpu < 0) g_error("Unable to open cpu file %d\n", k); |
376 | lseek(fd,0,SEEK_SET); |
377 | |
378 | for(i=0;i<block_number;i++){ |
379 | int event_count = 0; |
380 | |
381 | memset((void*)buf_out, 0, block_size); |
382 | write_pos = buf_out; |
383 | memset((void*)buf_intr, 0, block_size); |
384 | memset((void*)buf_fac, 0, block_size); |
385 | memset((void*)buf_proc, 0, block_size); |
386 | write_pos_intr = buf_intr; |
387 | write_pos_fac = buf_fac; |
388 | write_pos_proc = buf_proc; |
389 | |
390 | memset((void*)buffer,0,ltt_block_size); |
391 | readFile(fd,(void*)buffer, ltt_block_size, "Unable to read block header"); |
392 | |
393 | cur_pos= buffer; |
394 | evId = *(uint8_t *)cur_pos; |
395 | cur_pos += sizeof(uint8_t); |
396 | newId = evId; |
397 | time_delta = *(uint32_t*)cur_pos; |
398 | cur_pos += sizeof(uint32_t); |
399 | tBufStart = (trace_buffer_start*)cur_pos; |
400 | cur_pos += sizeof(trace_buffer_start); |
401 | cur_pos += sizeof(uint16_t); //Skip event size |
402 | |
403 | startId = newId; |
404 | startTimeDelta = time_delta; |
405 | start.seconds = tBufStart->Time.tv_sec; |
406 | /* usec -> nsec (Mathieu) */ |
407 | start.nanoseconds = tBufStart->Time.tv_usec * 1000; |
408 | start.block_id = tBufStart->ID; |
409 | end.block_id = start.block_id; |
410 | |
411 | end_pos = buffer + ltt_block_size; //end of the buffer |
412 | size_lost = *(uint32_t*)(end_pos - sizeof(uint32_t)); |
413 | |
414 | end_pos = buffer + ltt_block_size - size_lost ; //buffer_end event |
415 | if(ltt_log_cpu){ |
416 | tBufEnd = (trace_buffer_end*)(end_pos + 2 * sizeof(uint8_t)+sizeof(uint32_t)); |
417 | }else{ |
418 | tBufEnd = (trace_buffer_end*)(end_pos+sizeof(uint8_t)+sizeof(uint32_t)); |
419 | } |
420 | end.seconds = tBufEnd->Time.tv_sec; |
421 | /* usec -> nsec (Mathieu) */ |
422 | end.nanoseconds = tBufEnd->Time.tv_usec * 1000; |
423 | // only 32 bits :( |
424 | //end.cycle_count = tBufEnd->TSC; |
425 | |
426 | //skip buffer start and trace start events |
427 | if(i==0) { |
428 | //the first block |
429 | adaptation_tsc = (uint64_t)tBufStart->TSC; |
430 | cur_pos = buffer + sizeof(trace_buffer_start) |
431 | + ltt_trace_start_size |
432 | + 2*(sizeof(uint8_t) |
433 | + sizeof(uint16_t)+sizeof(uint32_t)); |
434 | } else { |
435 | //other blocks |
436 | cur_pos = buffer + sizeof(trace_buffer_start) |
437 | + sizeof(uint8_t) |
438 | + sizeof(uint16_t)+sizeof(uint32_t); |
439 | |
440 | /* Fix (Mathieu) */ |
441 | if(time_delta < (0xFFFFFFFFULL&adaptation_tsc)) { |
442 | /* Overflow */ |
443 | adaptation_tsc = (adaptation_tsc&0xFFFFFFFF00000000ULL) |
444 | + 0x100000000ULL |
445 | + (uint64_t)time_delta; |
446 | } else { |
447 | /* No overflow */ |
448 | adaptation_tsc = (adaptation_tsc&0xFFFFFFFF00000000ULL) + time_delta; |
449 | } |
450 | |
451 | } |
452 | start.cycle_count = adaptation_tsc; |
453 | |
454 | //write start block event |
455 | write_to_buffer(write_pos,(void*)&startId, sizeof(uint16_t)); |
456 | write_to_buffer(write_pos,(void*)&startTimeDelta, sizeof(uint32_t)); |
457 | write_to_buffer(write_pos,(void*)&start, sizeof(buffer_start)); |
458 | |
459 | //write start block event into processes and interrupts files |
460 | write_to_buffer(write_pos_intr,(void*)&startId, sizeof(uint16_t)); |
461 | write_to_buffer(write_pos_intr,(void*)&startTimeDelta, sizeof(uint32_t)); |
462 | start_intr = start; |
463 | start_intr.nanoseconds -= 20; |
464 | write_to_buffer(write_pos_intr,(void*)&start_intr, sizeof(buffer_start)); |
465 | |
466 | write_to_buffer(write_pos_proc,(void*)&startId, sizeof(uint16_t)); |
467 | write_to_buffer(write_pos_proc,(void*)&startTimeDelta, sizeof(uint32_t)); |
468 | start_proc = start; |
469 | start_proc.nanoseconds -= 40; |
470 | write_to_buffer(write_pos_proc,(void*)&start_proc, sizeof(buffer_start)); |
471 | |
472 | //parse *.proc file to get process and irq info |
473 | if(i == 0){ |
474 | int lIntID; /* Interrupt ID */ |
475 | int lPID, lPPID; /* Process PID and Parent PID */ |
476 | char lName[256]; /* Process name */ |
477 | FILE * fProc; |
478 | uint16_t defaultId; |
479 | trace_irq_entry irq; |
480 | |
481 | fProc = fopen(argv[1],"r"); |
482 | if(!fProc){ |
483 | g_error("Unable to open file %s\n", argv[1]); |
484 | } |
485 | |
486 | while(fscanf(fProc, "PID: %d; PPID: %d; NAME: %s\n", &lPID, &lPPID, lName) > 0){ |
487 | defaultId = PROCESS_FORK_ID; |
488 | process.event_data1 = lPID; |
489 | process.event_data2 = lPPID; |
490 | write_to_buffer(write_pos_proc,(void*)&defaultId, sizeof(uint16_t)); |
491 | write_to_buffer(write_pos_proc,(void*)&startTimeDelta, sizeof(uint32_t)); |
492 | write_to_buffer(write_pos_proc,(void*)&process, sizeof(new_process)); |
493 | } |
494 | |
495 | while(fscanf(fProc, "IRQ: %d; NAME: ", &lIntID) > 0){ |
496 | /* Read 'til the end of the line */ |
497 | fgets(lName, 200, fProc); |
498 | |
499 | defaultId = TRACE_IRQ_ENTRY; |
500 | irq.irq_id = lIntID; |
501 | irq.kernel = 1; |
502 | write_to_buffer(write_pos_intr,(void*)&defaultId, sizeof(uint16_t)); |
503 | write_to_buffer(write_pos_intr,(void*)&startTimeDelta, sizeof(uint32_t)); |
504 | write_to_buffer(write_pos_intr,(void*)&irq, sizeof(trace_irq_entry)); |
505 | } |
506 | fclose(fProc); |
507 | } |
508 | |
509 | while(1){ |
510 | int event_size; |
511 | uint64_t timeDelta; |
512 | uint8_t subId; |
513 | |
514 | if(ltt_log_cpu){ |
515 | cpu_id = *(uint8_t*)cur_pos; |
516 | cur_pos += sizeof(uint8_t); |
517 | } |
518 | evId = *(uint8_t *)cur_pos; |
519 | newId = evId; |
520 | if(evId == TRACE_HEARTBEAT) { |
521 | newId = TRACE_HEARTBEAT_ID; |
522 | } |
523 | cur_pos += sizeof(uint8_t); |
524 | time_delta = *(uint32_t*)cur_pos; |
525 | cur_pos += sizeof(uint32_t); |
526 | |
527 | |
528 | //write event_id and time_delta |
529 | write_to_buffer(write_pos,(void*)&newId,sizeof(uint16_t)); |
530 | write_to_buffer(write_pos,(void*)&time_delta, sizeof(uint32_t)); |
531 | |
532 | /* Fix (Mathieu) */ |
533 | if(time_delta < (0xFFFFFFFFULL&adaptation_tsc)) { |
534 | /* Overflow */ |
535 | adaptation_tsc = (adaptation_tsc&0xFFFFFFFF00000000ULL) + 0x100000000ULL |
536 | + (uint64_t)time_delta; |
537 | } else { |
538 | /* No overflow */ |
539 | adaptation_tsc = (adaptation_tsc&0xFFFFFFFF00000000ULL) + time_delta; |
540 | } |
541 | |
542 | |
543 | if(evId == TRACE_BUFFER_END){ |
544 | #if 0 |
545 | /* Fix (Mathieu) */ |
546 | if(time_delta < (0xFFFFFFFFULL&adaptation_tsc)) { |
547 | /* Overflow */ |
548 | adaptation_tsc = (adaptation_tsc&0xFFFFFFFF00000000ULL) + 0x100000000ULL |
549 | + (uint64_t)time_delta; |
550 | } else { |
551 | /* No overflow */ |
552 | adaptation_tsc = (adaptation_tsc&0xFFFFFFFF00000000ULL) + time_delta; |
553 | } |
554 | #endif //0 |
555 | end.cycle_count = adaptation_tsc; |
556 | int size = (void*)buf_out + block_size - write_pos |
557 | - sizeof(buffer_end) - sizeof(uint32_t); |
558 | |
559 | /* size _lost_ ? */ |
560 | //int size = (void*)buf_out + block_size - write_pos |
561 | // + sizeof(uint16_t) + sizeof(uint32_t); |
562 | g_assert((void*)write_pos < (void*)buf_out + block_size); |
563 | write_to_buffer(write_pos,(void*)&end,sizeof(buffer_end)); |
564 | write_pos = buf_out + block_size - sizeof(uint32_t); |
565 | write_to_buffer(write_pos,(void*)&size, sizeof(uint32_t)); |
566 | write(fdCpu,(void*)buf_out, block_size); |
567 | |
568 | //write out processes and intrrupts files |
569 | { |
570 | int size_intr = block_size + (void*)buf_intr - write_pos_intr |
571 | - sizeof(buffer_end) - sizeof(uint32_t); |
572 | int size_proc = block_size + (void*)buf_proc - write_pos_proc |
573 | - sizeof(buffer_end) - sizeof(uint32_t); |
574 | //int size_intr = block_size - (write_pos_intr - (void*)buf_intr); |
575 | //int size_proc = block_size - (write_pos_proc - (void*)buf_proc); |
576 | write_to_buffer(write_pos_intr,(void*)&newId,sizeof(uint16_t)); |
577 | write_to_buffer(write_pos_intr,(void*)&time_delta, sizeof(uint32_t)); |
578 | end_intr = end; |
579 | end_intr.nanoseconds -= 20; |
580 | write_to_buffer(write_pos_intr,(void*)&end_intr,sizeof(buffer_start)); |
581 | |
582 | write_to_buffer(write_pos_proc,(void*)&newId,sizeof(uint16_t)); |
583 | write_to_buffer(write_pos_proc,(void*)&time_delta, sizeof(uint32_t)); |
584 | end_proc = end; |
585 | end_proc.nanoseconds -= 40; |
586 | write_to_buffer(write_pos_proc,(void*)&end_proc,sizeof(buffer_start)); |
587 | |
588 | write_pos_intr = buf_intr + block_size - sizeof(uint32_t); |
589 | write_pos_proc = buf_proc + block_size - sizeof(uint32_t); |
590 | write_to_buffer(write_pos_intr,(void*)&size_intr, sizeof(uint32_t)); |
591 | write_to_buffer(write_pos_proc,(void*)&size_proc, sizeof(uint32_t)); |
592 | //for now don't output processes and interrupt information |
593 | // write(fdIntr,(void*)buf_intr,block_size); |
594 | // write(fdProc,(void*)buf_proc,block_size); |
595 | } |
596 | break; |
597 | } |
598 | |
599 | event_count++; |
600 | switch(evId){ |
601 | case TRACE_SYSCALL_ENTRY: |
602 | event_size = sizeof(trace_syscall_entry); |
603 | break; |
604 | case TRACE_SYSCALL_EXIT: |
605 | event_size = 0; |
606 | break; |
607 | case TRACE_TRAP_ENTRY: |
608 | event_size = sizeof(trace_trap_entry); |
609 | break; |
610 | case TRACE_TRAP_EXIT: |
611 | event_size = 0; |
612 | break; |
613 | case TRACE_IRQ_ENTRY: |
614 | event_size = sizeof(trace_irq_entry); |
615 | timeDelta = time_delta; |
616 | write_to_buffer(write_pos_intr,(void*)&newId, sizeof(uint16_t)); |
617 | write_to_buffer(write_pos_intr,(void*)&timeDelta, sizeof(uint32_t)); |
618 | write_to_buffer(write_pos_intr,cur_pos, event_size); |
619 | break; |
620 | case TRACE_IRQ_EXIT: |
621 | event_size = 0; |
622 | timeDelta = time_delta; |
623 | write_to_buffer(write_pos_intr,(void*)&newId, sizeof(uint16_t)); |
624 | write_to_buffer(write_pos_intr,(void*)&timeDelta, sizeof(uint32_t)); |
625 | break; |
626 | case TRACE_SCHEDCHANGE: |
627 | event_size = sizeof(trace_schedchange); |
628 | break; |
629 | case TRACE_KERNEL_TIMER: |
630 | event_size = 0; |
631 | break; |
632 | case TRACE_SOFT_IRQ: |
633 | event_size = sizeof(trace_soft_irq); |
634 | // timeDelta = time_delta; |
635 | // write_to_buffer(write_pos_intr,(void*)&newId, sizeof(uint16_t)); |
636 | // write_to_buffer(write_pos_intr,(void*)&timeDelta, sizeof(uint32_t)); |
637 | // write_to_buffer(write_pos_intr,cur_pos, event_size); |
638 | break; |
639 | case TRACE_PROCESS: |
640 | event_size = sizeof(trace_process); |
641 | timeDelta = time_delta; |
642 | subId = *(uint8_t*)cur_pos; |
643 | if(subId == TRACE_PROCESS_FORK || subId ==TRACE_PROCESS_EXIT){ |
644 | if( subId == TRACE_PROCESS_FORK)tmpId = PROCESS_FORK_ID; |
645 | else tmpId = PROCESS_EXIT_ID; |
646 | write_to_buffer(write_pos_proc,(void*)&tmpId, sizeof(uint16_t)); |
647 | write_to_buffer(write_pos_proc,(void*)&timeDelta, sizeof(uint32_t)); |
648 | |
649 | process = *(new_process*)(cur_pos + sizeof(uint8_t)); |
650 | write_to_buffer(write_pos_proc,(void*)&process, sizeof(new_process)); |
651 | } |
652 | break; |
653 | case TRACE_FILE_SYSTEM: |
654 | event_size = sizeof(trace_file_system)- sizeof(char*); |
655 | break; |
656 | case TRACE_TIMER: |
657 | event_size = sizeof(trace_timer); |
658 | break; |
659 | case TRACE_MEMORY: |
660 | event_size = sizeof(trace_memory); |
661 | break; |
662 | case TRACE_SOCKET: |
663 | event_size = sizeof(trace_socket); |
664 | break; |
665 | case TRACE_IPC: |
666 | event_size = sizeof(trace_ipc); |
667 | break; |
668 | case TRACE_NETWORK: |
669 | event_size = sizeof(trace_network); |
670 | break; |
671 | case TRACE_HEARTBEAT: |
672 | beat.seconds = 0; |
673 | beat.nanoseconds = 0; |
674 | beat.cycle_count = adaptation_tsc; |
675 | event_size = 0; |
676 | |
677 | write_to_buffer(write_pos_intr,(void*)&newId, sizeof(uint16_t)); |
678 | write_to_buffer(write_pos_intr,(void*)&time_delta, sizeof(uint32_t)); |
679 | write_to_buffer(write_pos_intr,(void*)&beat, sizeof(heartbeat)); |
680 | write_to_buffer(write_pos_proc,(void*)&newId, sizeof(uint16_t)); |
681 | write_to_buffer(write_pos_proc,(void*)&time_delta, sizeof(uint32_t)); |
682 | write_to_buffer(write_pos_proc,(void*)&beat, sizeof(heartbeat)); |
683 | break; |
684 | default: |
685 | event_size = -1; |
686 | break; |
687 | } |
688 | if(evId != TRACE_FILE_SYSTEM && event_size >=0){ |
689 | write_to_buffer(write_pos, cur_pos, event_size); |
690 | |
691 | if(evId == TRACE_HEARTBEAT){ |
692 | write_to_buffer(write_pos, (void*)&beat, sizeof(heartbeat)); |
693 | } |
694 | |
695 | cur_pos += event_size + sizeof(uint16_t); //skip data_size |
696 | }else if(evId == TRACE_FILE_SYSTEM){ |
697 | size_t nbBytes; |
698 | char c = '\0'; |
699 | tFileSys = (trace_file_system*)cur_pos; |
700 | subId = tFileSys->event_sub_id; |
701 | if(subId == TRACE_FILE_SYSTEM_OPEN || subId == TRACE_FILE_SYSTEM_EXEC){ |
702 | nbBytes = tFileSys->event_data2 +1; |
703 | }else nbBytes = 0; |
704 | |
705 | write_to_buffer(write_pos, cur_pos, event_size); |
706 | cur_pos += event_size + sizeof(char*); |
707 | if(nbBytes){ |
708 | write_to_buffer(write_pos, cur_pos, nbBytes); |
709 | }else{ |
710 | write_to_buffer(write_pos, (void*)&c, 1); |
711 | } |
712 | cur_pos += nbBytes + sizeof(uint16_t); //skip data_size |
713 | }else if(event_size == -1){ |
714 | printf("Unknown event: evId=%d, i=%d, event_count=%d\n", newId, i, event_count); |
715 | exit(1); |
716 | } |
717 | } //end while(1) |
718 | } |
719 | close(fd); |
720 | close(fdCpu); |
721 | g_free(buffer); |
722 | buffer = NULL; |
723 | g_free(buf_fac); |
724 | g_free(buf_intr); |
725 | g_free(buf_proc); |
726 | g_free(buf_out); |
727 | } |
728 | |
729 | |
730 | |
731 | |
732 | |
733 | //write to system.xml |
734 | fprintf(fp,"<system \n"); |
735 | fprintf(fp,"node_name=\"%s\" \n", node_name); |
736 | fprintf(fp,"domainname=\"%s\" \n", domainname); |
737 | fprintf(fp,"cpu=\"%d\" \n", cpu); |
738 | fprintf(fp,"arch_size=\"%s\" \n", arch_size); |
739 | fprintf(fp,"endian=\"%s\" \n",endian); |
740 | fprintf(fp,"kernel_name=\"%s\" \n",kernel_name); |
741 | fprintf(fp,"kernel_release=\"%s\" \n",kernel_release); |
742 | fprintf(fp,"kernel_version=\"%s\" \n",kernel_version); |
743 | fprintf(fp,"machine=\"%s\" \n",machine); |
744 | fprintf(fp,"processor=\"%s\" \n",processor); |
745 | fprintf(fp,"hardware_platform=\"%s\" \n",hardware_platform); |
746 | fprintf(fp,"operating_system=\"%s\" \n",operating_system); |
747 | fprintf(fp,"ltt_major_version=\"%d\" \n",ltt_major_version); |
748 | fprintf(fp,"ltt_minor_version=\"%d\" \n",ltt_minor_version); |
749 | fprintf(fp,"ltt_block_size=\"%d\" \n",ltt_block_size); |
750 | fprintf(fp,">\n"); |
751 | fprintf(fp,"This is just a test\n"); |
752 | fprintf(fp,"</system>\n"); |
753 | fflush(fp); |
754 | |
755 | close(fdFac); |
756 | close(fdIntr); |
757 | close(fdProc); |
758 | fclose(fp); |
759 | |
760 | g_printf("Conversion completed. Don't forget to copy core.xml to eventdefs directory\n"); |
761 | |
762 | return 0; |
763 | } |
764 | |