160d4bdb |
1 | #include <stdio.h> |
ee26cd96 |
2 | #include <unistd.h> |
160d4bdb |
3 | #include <fcntl.h> |
4 | #include <sys/stat.h> |
5 | #include <sys/types.h> |
ee26cd96 |
6 | #include <errno.h> |
7 | #include <stdlib.h> |
8 | #include <string.h> |
160d4bdb |
9 | |
10 | #include <glib.h> |
11 | #include "LTTTypes.h" |
12 | #include "LinuxEvents.h" |
13 | |
c9e8ac96 |
14 | #define TRACE_HEARTBEAT_ID 19 |
1812dbb9 |
15 | #define PROCESS_FORK_ID 20 |
16 | #define PROCESS_EXIT_ID 21 |
17 | |
c9e8ac96 |
18 | #define INFO_ENTRY 9 |
ee26cd96 |
19 | #define OVERFLOW_FIGURE 0x100000000ULL |
c9e8ac96 |
20 | |
1812dbb9 |
21 | typedef struct _new_process |
22 | { |
23 | uint32_t event_data1; /* Data associated with event */ |
24 | uint32_t event_data2; |
25 | } LTT_PACKED_STRUCT new_process; |
26 | |
160d4bdb |
27 | #define write_to_buffer(DEST, SRC, SIZE) \ |
28 | do\ |
29 | {\ |
30 | memcpy(DEST, SRC, SIZE);\ |
31 | DEST += SIZE;\ |
32 | } while(0); |
33 | |
34 | int readFile(int fd, void * buf, size_t size, char * mesg) |
35 | { |
ee26cd96 |
36 | ssize_t nbBytes = read(fd, buf, size); |
37 | |
8d1e6362 |
38 | if((size_t)nbBytes != size) { |
39 | if(nbBytes < 0) { |
40 | perror("Error in readFile : "); |
41 | } else { |
42 | printf("%s\n",mesg); |
43 | } |
160d4bdb |
44 | exit(1); |
45 | } |
46 | return 0; |
47 | } |
48 | |
49 | void getDataEndianType(char * size, char * endian) |
50 | { |
51 | int i = 1; |
52 | char c = (char) i; |
53 | int sizeInt=sizeof(int), sizeLong=sizeof(long), sizePointer=sizeof(void *); |
54 | |
55 | if(c == 1) strcpy(endian,"LITTLE_ENDIAN"); |
56 | else strcpy(endian, "BIG_ENDIAN"); |
57 | |
58 | if(sizeInt == 2 && sizeLong == 4 && sizePointer == 4) |
59 | strcpy(size,"LP32"); |
60 | else if(sizeInt == 4 && sizeLong == 4 && sizePointer == 4) |
61 | strcpy(size,"ILP32"); |
62 | else if(sizeInt == 4 && sizeLong == 8 && sizePointer == 8) |
63 | strcpy(size,"LP64"); |
64 | else if(sizeInt == 8 && sizeLong == 8 && sizePointer == 8) |
65 | strcpy(size,"ILP64"); |
66 | else strcpy(size,"UNKNOWN"); |
67 | } |
68 | |
69 | #define BUFFER_SIZE 80 |
70 | |
71 | typedef struct _buffer_start{ |
72 | uint32_t seconds; |
73 | uint32_t nanoseconds; |
74 | uint64_t cycle_count; |
75 | uint32_t block_id; |
76 | } __attribute__ ((packed)) buffer_start; |
77 | |
63c35f6c |
78 | typedef struct _buffer_end{ |
79 | uint32_t seconds; |
80 | uint32_t nanoseconds; |
81 | uint64_t cycle_count; |
82 | uint32_t block_id; |
83 | } __attribute__ ((packed)) buffer_end; |
84 | |
85 | |
160d4bdb |
86 | typedef struct _heartbeat{ |
87 | uint32_t seconds; |
88 | uint32_t nanoseconds; |
89 | uint64_t cycle_count; |
90 | } __attribute__ ((packed)) heartbeat; |
91 | |
92 | |
93 | int main(int argc, char ** argv){ |
94 | |
91a66e87 |
95 | int fd, fdCpu; |
160d4bdb |
96 | FILE * fp; |
97 | int fdFac, fdIntr, fdProc; |
98 | char arch_size[BUFFER_SIZE]; |
99 | char endian[BUFFER_SIZE]; |
100 | char node_name[BUFFER_SIZE]; |
101 | char domainname[BUFFER_SIZE]; |
102 | char kernel_name[BUFFER_SIZE]; |
103 | char kernel_release[BUFFER_SIZE]; |
104 | char kernel_version[BUFFER_SIZE]; |
105 | char machine[BUFFER_SIZE]; |
106 | char processor[BUFFER_SIZE]; |
107 | char hardware_platform[BUFFER_SIZE]; |
108 | char operating_system[BUFFER_SIZE]; |
109 | int cpu; |
cf74a6f1 |
110 | int ltt_block_size=0; |
111 | int ltt_major_version=0; |
112 | int ltt_minor_version=0; |
160d4bdb |
113 | int ltt_log_cpu; |
3fc51411 |
114 | guint ltt_trace_start_size; |
160d4bdb |
115 | char buf[BUFFER_SIZE]; |
ee26cd96 |
116 | int i, k; |
160d4bdb |
117 | |
118 | uint8_t cpu_id; |
119 | |
120 | char foo[4*BUFFER_SIZE]; |
121 | char foo_eventdefs[4*BUFFER_SIZE]; |
122 | char foo_control[4*BUFFER_SIZE]; |
123 | char foo_cpu[4*BUFFER_SIZE]; |
124 | char foo_info[4*BUFFER_SIZE]; |
125 | |
126 | char foo_control_facilities[4*BUFFER_SIZE]; |
127 | char foo_control_processes[4*BUFFER_SIZE]; |
128 | char foo_control_interrupts[4*BUFFER_SIZE]; |
129 | char foo_info_system[4*BUFFER_SIZE]; |
130 | |
131 | struct stat lTDFStat; |
132 | off_t file_size; |
133 | int block_number, block_size; |
91a66e87 |
134 | char * buffer, *buf_out, cpuStr[4*BUFFER_SIZE]; |
160d4bdb |
135 | char * buf_fac, * buf_intr, * buf_proc; |
91a66e87 |
136 | void * write_pos, *write_pos_fac, * write_pos_intr, *write_pos_proc; |
3fc51411 |
137 | trace_start_any *tStart; |
160d4bdb |
138 | trace_buffer_start *tBufStart; |
139 | trace_buffer_end *tBufEnd; |
140 | trace_file_system * tFileSys; |
1812dbb9 |
141 | uint16_t newId, startId, tmpId; |
160d4bdb |
142 | uint8_t evId; |
ee26cd96 |
143 | uint32_t time_delta, startTimeDelta; |
160d4bdb |
144 | void * cur_pos, *end_pos; |
c9e8ac96 |
145 | buffer_start start, start_proc, start_intr; |
63c35f6c |
146 | buffer_end end, end_proc, end_intr; |
160d4bdb |
147 | heartbeat beat; |
8ee1c3d5 |
148 | uint64_t adaptation_tsc; // (Mathieu) |
160d4bdb |
149 | uint32_t size_lost; |
3fc51411 |
150 | int reserve_size = sizeof(buffer_start) + |
151 | sizeof(buffer_end) + //buffer_end event |
152 | sizeof(uint32_t); //lost size |
91a66e87 |
153 | int nb_para; |
160d4bdb |
154 | |
1812dbb9 |
155 | new_process process; |
156 | |
91a66e87 |
157 | if(argc < 4){ |
bc61167f |
158 | printf("Usage : ./convert processfile_name number_of_cpu tracefile1 tracefile2 ... trace_creation_directory\n"); |
159 | printf("For more details, see README.\n"); |
160d4bdb |
160 | exit(1); |
161 | } |
162 | |
91a66e87 |
163 | cpu = atoi(argv[2]); |
164 | printf("cpu number = %d\n", cpu); |
165 | nb_para = 3 + cpu; |
166 | |
167 | if(argc != nb_para && argc != nb_para+1){ |
168 | printf("need trace files and cpu number or root directory for the new tracefile\n"); |
169 | exit(1); |
170 | } |
171 | |
172 | if(argc == nb_para){ |
160d4bdb |
173 | strcpy(foo, "foo"); |
174 | strcpy(foo_eventdefs, "foo/eventdefs"); |
175 | strcpy(foo_control, "foo/control"); |
176 | strcpy(foo_cpu, "foo/cpu"); |
177 | strcpy(foo_info, "foo/info"); |
178 | }else{ |
91a66e87 |
179 | strcpy(foo, argv[nb_para]); |
180 | strcpy(foo_eventdefs, argv[nb_para]); |
160d4bdb |
181 | strcat(foo_eventdefs,"/eventdefs"); |
91a66e87 |
182 | strcpy(foo_control, argv[nb_para]); |
160d4bdb |
183 | strcat(foo_control,"/control"); |
91a66e87 |
184 | strcpy(foo_cpu, argv[nb_para]); |
160d4bdb |
185 | strcat(foo_cpu,"/cpu"); |
91a66e87 |
186 | strcpy(foo_info, argv[nb_para]); |
160d4bdb |
187 | strcat(foo_info,"/info"); |
188 | } |
189 | strcpy(foo_control_facilities, foo_control); |
190 | strcat(foo_control_facilities,"/facilities"); |
191 | strcpy(foo_control_processes, foo_control); |
192 | strcat(foo_control_processes, "/processes"); |
193 | strcpy(foo_control_interrupts, foo_control); |
194 | strcat(foo_control_interrupts, "/interrupts"); |
195 | strcpy(foo_info_system, foo_info); |
196 | strcat(foo_info_system, "/system.xml"); |
197 | |
160d4bdb |
198 | |
199 | getDataEndianType(arch_size, endian); |
200 | printf("Arch_size: %s, Endian: %s\n", arch_size, endian); |
201 | |
202 | fp = fopen("sysInfo.out","r"); |
203 | if(!fp){ |
204 | g_error("Unable to open file sysInfo.out\n"); |
205 | } |
206 | |
c9e8ac96 |
207 | for(i=0;i<INFO_ENTRY;i++){ |
160d4bdb |
208 | if(!fgets(buf,BUFFER_SIZE-1,fp)) |
209 | g_error("The format of sysInfo.out is not right\n"); |
210 | if(strncmp(buf,"node_name=",10)==0){ |
211 | strcpy(node_name,&buf[10]); |
212 | node_name[strlen(node_name)-1] = '\0'; |
213 | }else if(strncmp(buf,"domainname=",11)==0){ |
214 | strcpy(domainname,&buf[11]); |
215 | domainname[strlen(domainname)-1] = '\0'; |
216 | }else if(strncmp(buf,"kernel_name=",12)==0){ |
217 | strcpy(kernel_name,&buf[12]); |
218 | kernel_name[strlen(kernel_name)-1] = '\0'; |
219 | }else if(strncmp(buf,"kernel_release=",15)==0){ |
220 | strcpy(kernel_release,&buf[15]); |
221 | kernel_release[strlen(kernel_release)-1] = '\0'; |
222 | }else if(strncmp(buf,"kernel_version=",15)==0){ |
223 | strcpy(kernel_version,&buf[15]); |
224 | kernel_version[strlen(kernel_version)-1] = '\0'; |
225 | }else if(strncmp(buf,"machine=",8)==0){ |
226 | strcpy(machine,&buf[8]); |
227 | machine[strlen(machine)-1] = '\0'; |
228 | }else if(strncmp(buf,"processor=",10)==0){ |
229 | strcpy(processor,&buf[10]); |
230 | processor[strlen(processor)-1] = '\0'; |
231 | }else if(strncmp(buf,"hardware_platform=",18)==0){ |
232 | strcpy(hardware_platform,&buf[18]); |
233 | hardware_platform[strlen(hardware_platform)-1] = '\0'; |
234 | }else if(strncmp(buf,"operating_system=",17)==0){ |
235 | strcpy(operating_system,&buf[17]); |
236 | operating_system[strlen(operating_system)-1] = '\0'; |
237 | } |
238 | } |
239 | fclose(fp); |
240 | |
241 | if(mkdir(foo, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
242 | g_error("can not make %s directory", foo); |
243 | if(mkdir(foo_info, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
244 | g_error("can not make %s directory", foo_info); |
245 | if(mkdir(foo_cpu, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
246 | g_error("can not make %s directory", foo_cpu); |
247 | if(mkdir(foo_control, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
248 | g_error("can not make %s directory", foo_control); |
249 | if(mkdir(foo_eventdefs, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
250 | g_error("can not make %s directory", foo_eventdefs); |
251 | |
252 | fp = fopen(foo_info_system,"w"); |
253 | if(!fp){ |
254 | g_error("Unable to open file system.xml\n"); |
255 | } |
256 | |
160d4bdb |
257 | fdFac = open(foo_control_facilities,O_CREAT | O_RDWR | O_TRUNC,S_IRUSR |S_IWUSR | S_IRGRP | S_IROTH); |
258 | if(fdFac < 0){ |
259 | g_error("Unable to open file facilities\n"); |
260 | } |
261 | fdIntr = open(foo_control_interrupts,O_CREAT | O_RDWR | O_TRUNC,S_IRUSR |S_IWUSR | S_IRGRP | S_IROTH); |
262 | if(fdIntr<0){ |
263 | g_error("Unable to open file interrupts\n"); |
264 | } |
265 | fdProc = open(foo_control_processes,O_CREAT | O_RDWR | O_TRUNC,S_IRUSR |S_IWUSR | S_IRGRP | S_IROTH); |
a1fbc64f |
266 | if(fdProc<0){ |
160d4bdb |
267 | g_error("Unable to open file process\n"); |
268 | } |
269 | |
270 | |
91a66e87 |
271 | for(k=0;k<cpu;k++){ |
acd767ee |
272 | fd = open(argv[nb_para-cpu+k], O_RDONLY, 0); |
91a66e87 |
273 | if(fd < 0){ |
acd767ee |
274 | g_error("Unable to open input data file %s\n", argv[nb_para-cpu+k]); |
160d4bdb |
275 | } |
91a66e87 |
276 | |
277 | if(fstat(fd, &lTDFStat) < 0){ |
278 | g_error("Unable to get the status of the input data file\n"); |
279 | } |
280 | file_size = lTDFStat.st_size; |
160d4bdb |
281 | |
91a66e87 |
282 | buffer = g_new(char, 4000); |
283 | readFile(fd,(void*)buffer, 3500, "Unable to read block header"); |
284 | |
160d4bdb |
285 | cur_pos= buffer; |
286 | evId = *(uint8_t *)cur_pos; |
287 | cur_pos += sizeof(uint8_t); |
288 | newId = evId; |
289 | time_delta = *(uint32_t*)cur_pos; |
290 | cur_pos += sizeof(uint32_t); |
291 | tBufStart = (trace_buffer_start*)cur_pos; |
292 | cur_pos += sizeof(trace_buffer_start); |
293 | cur_pos += sizeof(uint16_t); //Skip event size |
294 | |
91a66e87 |
295 | evId = *(uint8_t *)cur_pos; |
0ff39ce4 |
296 | g_assert(evId == TRACE_START); |
297 | cur_pos += sizeof(uint8_t); //skip EvId |
298 | cur_pos += sizeof(uint32_t); //skip time delta |
3fc51411 |
299 | tStart = (trace_start_any*)cur_pos; |
0ff39ce4 |
300 | if(tStart->MagicNumber != TRACER_MAGIC_NUMBER) |
301 | g_error("Trace magic number does not match : %lx, should be %lx", |
302 | tStart->MagicNumber, TRACER_MAGIC_NUMBER); |
3fc51411 |
303 | if(tStart->MajorVersion != TRACER_SUP_VERSION_MAJOR) |
304 | g_error("Trace Major number does match : %hu, should be %u", |
305 | tStart->MajorVersion, TRACER_SUP_VERSION_MAJOR); |
91a66e87 |
306 | |
160d4bdb |
307 | startId = newId; |
308 | startTimeDelta = time_delta; |
309 | start.seconds = tBufStart->Time.tv_sec; |
63c35f6c |
310 | /* Fix (Mathieu) */ |
311 | start.nanoseconds = tBufStart->Time.tv_usec * 1000; |
160d4bdb |
312 | start.cycle_count = tBufStart->TSC; |
313 | start.block_id = tBufStart->ID; |
314 | end.block_id = start.block_id; |
315 | |
0ff39ce4 |
316 | |
317 | g_printf("Trace version %hu.%hu detected\n", |
318 | tStart->MajorVersion, |
319 | tStart->MinorVersion); |
3fc51411 |
320 | if(tStart->MinorVersion == 2) { |
321 | trace_start_2_2* tStart_2_2 = (trace_start_2_2*)tStart; |
322 | ltt_major_version = tStart_2_2->MajorVersion; |
323 | ltt_minor_version = tStart_2_2->MinorVersion; |
324 | ltt_block_size = tStart_2_2->BufferSize; |
325 | ltt_log_cpu = tStart_2_2->LogCPUID; |
326 | ltt_trace_start_size = sizeof(trace_start_2_2); |
af0cd3e8 |
327 | /* Verify if it's a broken 2.2 format */ |
328 | if(*(uint8_t*)(cur_pos + sizeof(trace_start_2_2)) == 0) { |
329 | /* Cannot have two trace start events. We cannot detect the problem |
330 | * if the flight recording flag is set to 1, as it conflicts |
331 | * with TRACE_SYSCALL_ENTRY. |
332 | */ |
333 | g_warning("This is a 2.3 trace format that has a 2.2 tag. Please upgrade your kernel"); |
334 | g_printf("Processing the trace as a 2.3 format\n"); |
335 | |
336 | tStart->MinorVersion = 3; |
337 | } |
338 | } |
339 | |
340 | if(tStart->MinorVersion == 3) { |
3fc51411 |
341 | trace_start_2_3* tStart_2_3 = (trace_start_2_3*)tStart; |
342 | ltt_major_version = tStart_2_3->MajorVersion; |
343 | ltt_minor_version = tStart_2_3->MinorVersion; |
344 | ltt_block_size = tStart_2_3->BufferSize; |
345 | ltt_log_cpu = tStart_2_3->LogCPUID; |
346 | ltt_trace_start_size = sizeof(trace_start_2_3); |
347 | /* We do not use the flight recorder information for now, because we |
348 | * never use the .proc file anyway */ |
349 | } else { |
350 | ltt_trace_start_size = 0; |
351 | g_error("Minor version unknown : %hu. Supported minors : 2, 3", |
352 | tStart->MinorVersion); |
353 | } |
c9e8ac96 |
354 | |
63c35f6c |
355 | block_size = ltt_block_size;//FIXME |
356 | block_number = file_size/ltt_block_size; |
c9e8ac96 |
357 | |
91a66e87 |
358 | g_free(buffer); |
63c35f6c |
359 | buffer = g_new(char, ltt_block_size); |
91a66e87 |
360 | buf_fac = g_new(char, block_size); |
361 | write_pos_fac = buf_fac; |
362 | buf_intr = g_new(char, block_size); |
363 | write_pos_intr = buf_intr; |
364 | buf_proc = g_new(char, block_size); |
365 | write_pos_proc = buf_proc; |
160d4bdb |
366 | |
91a66e87 |
367 | buf_out = g_new(char, block_size); |
368 | write_pos = buf_out; |
ee26cd96 |
369 | sprintf(cpuStr,"%s/%d",foo_cpu,k); |
91a66e87 |
370 | fdCpu = open(cpuStr, O_CREAT | O_RDWR | O_TRUNC,S_IRUSR |S_IWUSR | S_IRGRP | S_IROTH); //for cpu k |
371 | if(fdCpu < 0) g_error("Unable to open cpu file %d\n", k); |
372 | lseek(fd,0,SEEK_SET); |
373 | |
374 | for(i=0;i<block_number;i++){ |
375 | int event_count = 0; |
91a66e87 |
376 | |
377 | memset((void*)buf_out, 0, block_size); |
378 | write_pos = buf_out; |
379 | memset((void*)buf_intr, 0, block_size); |
380 | memset((void*)buf_fac, 0, block_size); |
381 | memset((void*)buf_proc, 0, block_size); |
382 | write_pos_intr = buf_intr; |
383 | write_pos_fac = buf_fac; |
384 | write_pos_proc = buf_proc; |
385 | |
63c35f6c |
386 | memset((void*)buffer,0,ltt_block_size); |
387 | readFile(fd,(void*)buffer, ltt_block_size, "Unable to read block header"); |
91a66e87 |
388 | |
389 | cur_pos= buffer; |
160d4bdb |
390 | evId = *(uint8_t *)cur_pos; |
160d4bdb |
391 | cur_pos += sizeof(uint8_t); |
91a66e87 |
392 | newId = evId; |
160d4bdb |
393 | time_delta = *(uint32_t*)cur_pos; |
394 | cur_pos += sizeof(uint32_t); |
91a66e87 |
395 | tBufStart = (trace_buffer_start*)cur_pos; |
396 | cur_pos += sizeof(trace_buffer_start); |
397 | cur_pos += sizeof(uint16_t); //Skip event size |
160d4bdb |
398 | |
91a66e87 |
399 | startId = newId; |
400 | startTimeDelta = time_delta; |
91a66e87 |
401 | start.seconds = tBufStart->Time.tv_sec; |
9c57bb37 |
402 | /* usec -> nsec (Mathieu) */ |
403 | start.nanoseconds = tBufStart->Time.tv_usec * 1000; |
91a66e87 |
404 | start.block_id = tBufStart->ID; |
405 | end.block_id = start.block_id; |
406 | |
63c35f6c |
407 | end_pos = buffer + ltt_block_size; //end of the buffer |
91a66e87 |
408 | size_lost = *(uint32_t*)(end_pos - sizeof(uint32_t)); |
409 | |
63c35f6c |
410 | end_pos = buffer + ltt_block_size - size_lost ; //buffer_end event |
160d4bdb |
411 | if(ltt_log_cpu){ |
91a66e87 |
412 | tBufEnd = (trace_buffer_end*)(end_pos + 2 * sizeof(uint8_t)+sizeof(uint32_t)); |
413 | }else{ |
414 | tBufEnd = (trace_buffer_end*)(end_pos+sizeof(uint8_t)+sizeof(uint32_t)); |
160d4bdb |
415 | } |
91a66e87 |
416 | end.seconds = tBufEnd->Time.tv_sec; |
9c57bb37 |
417 | /* usec -> nsec (Mathieu) */ |
418 | end.nanoseconds = tBufEnd->Time.tv_usec * 1000; |
8ee1c3d5 |
419 | // only 32 bits :( |
420 | //end.cycle_count = tBufEnd->TSC; |
91a66e87 |
421 | |
422 | //skip buffer start and trace start events |
8ee1c3d5 |
423 | if(i==0) { |
424 | //the first block |
425 | adaptation_tsc = (uint64_t)tBufStart->TSC; |
426 | cur_pos = buffer + sizeof(trace_buffer_start) |
3fc51411 |
427 | + ltt_trace_start_size |
8ee1c3d5 |
428 | + 2*(sizeof(uint8_t) |
429 | + sizeof(uint16_t)+sizeof(uint32_t)); |
430 | } else { |
431 | //other blocks |
432 | cur_pos = buffer + sizeof(trace_buffer_start) |
433 | + sizeof(uint8_t) |
434 | + sizeof(uint16_t)+sizeof(uint32_t); |
435 | |
436 | /* Fix (Mathieu) */ |
437 | if(time_delta < (0xFFFFFFFFULL&adaptation_tsc)) { |
438 | /* Overflow */ |
439 | adaptation_tsc = (adaptation_tsc&0xFFFFFFFF00000000ULL) |
440 | + 0x100000000ULL |
441 | + (uint64_t)time_delta; |
442 | } else { |
443 | /* No overflow */ |
444 | adaptation_tsc = (adaptation_tsc&0xFFFFFFFF00000000ULL) + time_delta; |
445 | } |
446 | |
447 | } |
448 | start.cycle_count = adaptation_tsc; |
449 | |
91a66e87 |
450 | //write start block event |
451 | write_to_buffer(write_pos,(void*)&startId, sizeof(uint16_t)); |
452 | write_to_buffer(write_pos,(void*)&startTimeDelta, sizeof(uint32_t)); |
453 | write_to_buffer(write_pos,(void*)&start, sizeof(buffer_start)); |
454 | |
455 | //write start block event into processes and interrupts files |
456 | write_to_buffer(write_pos_intr,(void*)&startId, sizeof(uint16_t)); |
457 | write_to_buffer(write_pos_intr,(void*)&startTimeDelta, sizeof(uint32_t)); |
458 | start_intr = start; |
459 | start_intr.nanoseconds -= 20; |
460 | write_to_buffer(write_pos_intr,(void*)&start_intr, sizeof(buffer_start)); |
461 | |
462 | write_to_buffer(write_pos_proc,(void*)&startId, sizeof(uint16_t)); |
463 | write_to_buffer(write_pos_proc,(void*)&startTimeDelta, sizeof(uint32_t)); |
464 | start_proc = start; |
465 | start_proc.nanoseconds -= 40; |
466 | write_to_buffer(write_pos_proc,(void*)&start_proc, sizeof(buffer_start)); |
467 | |
468 | //parse *.proc file to get process and irq info |
469 | if(i == 0){ |
470 | int lIntID; /* Interrupt ID */ |
471 | int lPID, lPPID; /* Process PID and Parent PID */ |
472 | char lName[256]; /* Process name */ |
473 | FILE * fProc; |
474 | uint16_t defaultId; |
475 | trace_irq_entry irq; |
476 | |
477 | fProc = fopen(argv[1],"r"); |
478 | if(!fProc){ |
479 | g_error("Unable to open file %s\n", argv[1]); |
160d4bdb |
480 | } |
91a66e87 |
481 | |
482 | while(fscanf(fProc, "PID: %d; PPID: %d; NAME: %s\n", &lPID, &lPPID, lName) > 0){ |
483 | defaultId = PROCESS_FORK_ID; |
484 | process.event_data1 = lPID; |
485 | process.event_data2 = lPPID; |
486 | write_to_buffer(write_pos_proc,(void*)&defaultId, sizeof(uint16_t)); |
487 | write_to_buffer(write_pos_proc,(void*)&startTimeDelta, sizeof(uint32_t)); |
488 | write_to_buffer(write_pos_proc,(void*)&process, sizeof(new_process)); |
489 | } |
490 | |
491 | while(fscanf(fProc, "IRQ: %d; NAME: ", &lIntID) > 0){ |
492 | /* Read 'til the end of the line */ |
493 | fgets(lName, 200, fProc); |
494 | |
495 | defaultId = TRACE_IRQ_ENTRY; |
496 | irq.irq_id = lIntID; |
497 | irq.kernel = 1; |
498 | write_to_buffer(write_pos_intr,(void*)&defaultId, sizeof(uint16_t)); |
499 | write_to_buffer(write_pos_intr,(void*)&startTimeDelta, sizeof(uint32_t)); |
500 | write_to_buffer(write_pos_intr,(void*)&irq, sizeof(trace_irq_entry)); |
160d4bdb |
501 | } |
91a66e87 |
502 | fclose(fProc); |
160d4bdb |
503 | } |
504 | |
91a66e87 |
505 | while(1){ |
506 | int event_size; |
507 | uint64_t timeDelta; |
508 | uint8_t subId; |
509 | |
160d4bdb |
510 | if(ltt_log_cpu){ |
91a66e87 |
511 | cpu_id = *(uint8_t*)cur_pos; |
512 | cur_pos += sizeof(uint8_t); |
513 | } |
514 | evId = *(uint8_t *)cur_pos; |
515 | newId = evId; |
516 | if(evId == TRACE_HEARTBEAT) { |
517 | newId = TRACE_HEARTBEAT_ID; |
160d4bdb |
518 | } |
91a66e87 |
519 | cur_pos += sizeof(uint8_t); |
520 | time_delta = *(uint32_t*)cur_pos; |
521 | cur_pos += sizeof(uint32_t); |
8ee1c3d5 |
522 | |
523 | |
91a66e87 |
524 | //write event_id and time_delta |
525 | write_to_buffer(write_pos,(void*)&newId,sizeof(uint16_t)); |
526 | write_to_buffer(write_pos,(void*)&time_delta, sizeof(uint32_t)); |
0e122455 |
527 | |
528 | /* Fix (Mathieu) */ |
529 | if(time_delta < (0xFFFFFFFFULL&adaptation_tsc)) { |
530 | /* Overflow */ |
531 | adaptation_tsc = (adaptation_tsc&0xFFFFFFFF00000000ULL) + 0x100000000ULL |
532 | + (uint64_t)time_delta; |
533 | } else { |
534 | /* No overflow */ |
535 | adaptation_tsc = (adaptation_tsc&0xFFFFFFFF00000000ULL) + time_delta; |
536 | } |
537 | |
538 | |
91a66e87 |
539 | if(evId == TRACE_BUFFER_END){ |
0e122455 |
540 | #if 0 |
8ee1c3d5 |
541 | /* Fix (Mathieu) */ |
542 | if(time_delta < (0xFFFFFFFFULL&adaptation_tsc)) { |
543 | /* Overflow */ |
544 | adaptation_tsc = (adaptation_tsc&0xFFFFFFFF00000000ULL) + 0x100000000ULL |
545 | + (uint64_t)time_delta; |
546 | } else { |
547 | /* No overflow */ |
548 | adaptation_tsc = (adaptation_tsc&0xFFFFFFFF00000000ULL) + time_delta; |
549 | } |
0e122455 |
550 | #endif //0 |
8ee1c3d5 |
551 | end.cycle_count = adaptation_tsc; |
63c35f6c |
552 | int size = (void*)buf_out + block_size - write_pos |
553 | - sizeof(buffer_end) - sizeof(uint32_t); |
554 | |
555 | /* size _lost_ ? */ |
556 | //int size = (void*)buf_out + block_size - write_pos |
557 | // + sizeof(uint16_t) + sizeof(uint32_t); |
558 | g_assert((void*)write_pos < (void*)buf_out + block_size); |
559 | write_to_buffer(write_pos,(void*)&end,sizeof(buffer_end)); |
91a66e87 |
560 | write_pos = buf_out + block_size - sizeof(uint32_t); |
561 | write_to_buffer(write_pos,(void*)&size, sizeof(uint32_t)); |
562 | write(fdCpu,(void*)buf_out, block_size); |
563 | |
564 | //write out processes and intrrupts files |
565 | { |
63c35f6c |
566 | int size_intr = block_size + (void*)buf_intr - write_pos_intr |
567 | - sizeof(buffer_end) - sizeof(uint32_t); |
568 | int size_proc = block_size + (void*)buf_proc - write_pos_proc |
569 | - sizeof(buffer_end) - sizeof(uint32_t); |
570 | //int size_intr = block_size - (write_pos_intr - (void*)buf_intr); |
571 | //int size_proc = block_size - (write_pos_proc - (void*)buf_proc); |
91a66e87 |
572 | write_to_buffer(write_pos_intr,(void*)&newId,sizeof(uint16_t)); |
573 | write_to_buffer(write_pos_intr,(void*)&time_delta, sizeof(uint32_t)); |
574 | end_intr = end; |
575 | end_intr.nanoseconds -= 20; |
576 | write_to_buffer(write_pos_intr,(void*)&end_intr,sizeof(buffer_start)); |
577 | |
578 | write_to_buffer(write_pos_proc,(void*)&newId,sizeof(uint16_t)); |
579 | write_to_buffer(write_pos_proc,(void*)&time_delta, sizeof(uint32_t)); |
580 | end_proc = end; |
581 | end_proc.nanoseconds -= 40; |
582 | write_to_buffer(write_pos_proc,(void*)&end_proc,sizeof(buffer_start)); |
583 | |
584 | write_pos_intr = buf_intr + block_size - sizeof(uint32_t); |
585 | write_pos_proc = buf_proc + block_size - sizeof(uint32_t); |
586 | write_to_buffer(write_pos_intr,(void*)&size_intr, sizeof(uint32_t)); |
587 | write_to_buffer(write_pos_proc,(void*)&size_proc, sizeof(uint32_t)); |
588 | //for now don't output processes and interrupt information |
589 | // write(fdIntr,(void*)buf_intr,block_size); |
590 | // write(fdProc,(void*)buf_proc,block_size); |
591 | } |
592 | break; |
593 | } |
160d4bdb |
594 | |
91a66e87 |
595 | event_count++; |
596 | switch(evId){ |
597 | case TRACE_SYSCALL_ENTRY: |
598 | event_size = sizeof(trace_syscall_entry); |
599 | break; |
600 | case TRACE_SYSCALL_EXIT: |
601 | event_size = 0; |
602 | break; |
603 | case TRACE_TRAP_ENTRY: |
604 | event_size = sizeof(trace_trap_entry); |
605 | break; |
606 | case TRACE_TRAP_EXIT: |
607 | event_size = 0; |
608 | break; |
609 | case TRACE_IRQ_ENTRY: |
610 | event_size = sizeof(trace_irq_entry); |
611 | timeDelta = time_delta; |
612 | write_to_buffer(write_pos_intr,(void*)&newId, sizeof(uint16_t)); |
613 | write_to_buffer(write_pos_intr,(void*)&timeDelta, sizeof(uint32_t)); |
614 | write_to_buffer(write_pos_intr,cur_pos, event_size); |
615 | break; |
616 | case TRACE_IRQ_EXIT: |
617 | event_size = 0; |
618 | timeDelta = time_delta; |
619 | write_to_buffer(write_pos_intr,(void*)&newId, sizeof(uint16_t)); |
620 | write_to_buffer(write_pos_intr,(void*)&timeDelta, sizeof(uint32_t)); |
621 | break; |
622 | case TRACE_SCHEDCHANGE: |
623 | event_size = sizeof(trace_schedchange); |
624 | break; |
625 | case TRACE_KERNEL_TIMER: |
626 | event_size = 0; |
627 | break; |
628 | case TRACE_SOFT_IRQ: |
629 | event_size = sizeof(trace_soft_irq); |
630 | // timeDelta = time_delta; |
631 | // write_to_buffer(write_pos_intr,(void*)&newId, sizeof(uint16_t)); |
632 | // write_to_buffer(write_pos_intr,(void*)&timeDelta, sizeof(uint32_t)); |
633 | // write_to_buffer(write_pos_intr,cur_pos, event_size); |
634 | break; |
635 | case TRACE_PROCESS: |
636 | event_size = sizeof(trace_process); |
637 | timeDelta = time_delta; |
638 | subId = *(uint8_t*)cur_pos; |
639 | if(subId == TRACE_PROCESS_FORK || subId ==TRACE_PROCESS_EXIT){ |
640 | if( subId == TRACE_PROCESS_FORK)tmpId = PROCESS_FORK_ID; |
641 | else tmpId = PROCESS_EXIT_ID; |
642 | write_to_buffer(write_pos_proc,(void*)&tmpId, sizeof(uint16_t)); |
643 | write_to_buffer(write_pos_proc,(void*)&timeDelta, sizeof(uint32_t)); |
644 | |
645 | process = *(new_process*)(cur_pos + sizeof(uint8_t)); |
646 | write_to_buffer(write_pos_proc,(void*)&process, sizeof(new_process)); |
647 | } |
648 | break; |
649 | case TRACE_FILE_SYSTEM: |
650 | event_size = sizeof(trace_file_system)- sizeof(char*); |
651 | break; |
652 | case TRACE_TIMER: |
653 | event_size = sizeof(trace_timer); |
654 | break; |
655 | case TRACE_MEMORY: |
656 | event_size = sizeof(trace_memory); |
657 | break; |
658 | case TRACE_SOCKET: |
659 | event_size = sizeof(trace_socket); |
660 | break; |
661 | case TRACE_IPC: |
662 | event_size = sizeof(trace_ipc); |
663 | break; |
664 | case TRACE_NETWORK: |
665 | event_size = sizeof(trace_network); |
666 | break; |
667 | case TRACE_HEARTBEAT: |
91a66e87 |
668 | beat.seconds = 0; |
669 | beat.nanoseconds = 0; |
8ee1c3d5 |
670 | beat.cycle_count = adaptation_tsc; |
91a66e87 |
671 | event_size = 0; |
91a66e87 |
672 | |
673 | write_to_buffer(write_pos_intr,(void*)&newId, sizeof(uint16_t)); |
8ee1c3d5 |
674 | write_to_buffer(write_pos_intr,(void*)&time_delta, sizeof(uint32_t)); |
91a66e87 |
675 | write_to_buffer(write_pos_intr,(void*)&beat, sizeof(heartbeat)); |
676 | write_to_buffer(write_pos_proc,(void*)&newId, sizeof(uint16_t)); |
8ee1c3d5 |
677 | write_to_buffer(write_pos_proc,(void*)&time_delta, sizeof(uint32_t)); |
91a66e87 |
678 | write_to_buffer(write_pos_proc,(void*)&beat, sizeof(heartbeat)); |
679 | break; |
680 | default: |
681 | event_size = -1; |
682 | break; |
683 | } |
684 | if(evId != TRACE_FILE_SYSTEM && event_size >=0){ |
685 | write_to_buffer(write_pos, cur_pos, event_size); |
686 | |
687 | if(evId == TRACE_HEARTBEAT){ |
688 | write_to_buffer(write_pos, (void*)&beat, sizeof(heartbeat)); |
160d4bdb |
689 | } |
91a66e87 |
690 | |
691 | cur_pos += event_size + sizeof(uint16_t); //skip data_size |
692 | }else if(evId == TRACE_FILE_SYSTEM){ |
693 | size_t nbBytes; |
694 | char c = '\0'; |
695 | tFileSys = (trace_file_system*)cur_pos; |
696 | subId = tFileSys->event_sub_id; |
697 | if(subId == TRACE_FILE_SYSTEM_OPEN || subId == TRACE_FILE_SYSTEM_EXEC){ |
698 | nbBytes = tFileSys->event_data2 +1; |
699 | }else nbBytes = 0; |
700 | |
701 | write_to_buffer(write_pos, cur_pos, event_size); |
160d4bdb |
702 | cur_pos += event_size + sizeof(char*); |
703 | if(nbBytes){ |
91a66e87 |
704 | write_to_buffer(write_pos, cur_pos, nbBytes); |
160d4bdb |
705 | }else{ |
91a66e87 |
706 | write_to_buffer(write_pos, (void*)&c, 1); |
160d4bdb |
707 | } |
91a66e87 |
708 | cur_pos += nbBytes + sizeof(uint16_t); //skip data_size |
709 | }else if(event_size == -1){ |
710 | printf("Unknown event: evId=%d, i=%d, event_count=%d\n", newId, i, event_count); |
711 | exit(1); |
160d4bdb |
712 | } |
91a66e87 |
713 | } //end while(1) |
714 | } |
715 | close(fd); |
716 | close(fdCpu); |
717 | g_free(buffer); |
718 | buffer = NULL; |
719 | g_free(buf_fac); |
720 | g_free(buf_intr); |
721 | g_free(buf_proc); |
722 | g_free(buf_out); |
160d4bdb |
723 | } |
724 | |
725 | |
726 | |
727 | |
728 | |
729 | //write to system.xml |
43da6a59 |
730 | fprintf(fp,"<system \n"); |
731 | fprintf(fp,"node_name=\"%s\" \n", node_name); |
732 | fprintf(fp,"domainname=\"%s\" \n", domainname); |
733 | fprintf(fp,"cpu=\"%d\" \n", cpu); |
734 | fprintf(fp,"arch_size=\"%s\" \n", arch_size); |
735 | fprintf(fp,"endian=\"%s\" \n",endian); |
736 | fprintf(fp,"kernel_name=\"%s\" \n",kernel_name); |
737 | fprintf(fp,"kernel_release=\"%s\" \n",kernel_release); |
738 | fprintf(fp,"kernel_version=\"%s\" \n",kernel_version); |
739 | fprintf(fp,"machine=\"%s\" \n",machine); |
740 | fprintf(fp,"processor=\"%s\" \n",processor); |
741 | fprintf(fp,"hardware_platform=\"%s\" \n",hardware_platform); |
742 | fprintf(fp,"operating_system=\"%s\" \n",operating_system); |
743 | fprintf(fp,"ltt_major_version=\"%d\" \n",ltt_major_version); |
744 | fprintf(fp,"ltt_minor_version=\"%d\" \n",ltt_minor_version); |
745 | fprintf(fp,"ltt_block_size=\"%d\" \n",ltt_block_size); |
160d4bdb |
746 | fprintf(fp,">\n"); |
747 | fprintf(fp,"This is just a test\n"); |
748 | fprintf(fp,"</system>\n"); |
749 | fflush(fp); |
750 | |
160d4bdb |
751 | close(fdFac); |
752 | close(fdIntr); |
753 | close(fdProc); |
91a66e87 |
754 | fclose(fp); |
160d4bdb |
755 | |
ee26cd96 |
756 | return 0; |
160d4bdb |
757 | } |
758 | |