2 * svghelper.c - helper functions for outputting svg
4 * (C) Copyright 2009 Intel Corporation
7 * Arjan van de Ven <arjan@linux.intel.com>
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * as published by the Free Software Foundation; version 2
20 #include "svghelper.h"
22 static u64 first_time, last_time;
23 static u64 turbo_frequency, max_freq;
26 #define SLOT_MULT 30.0
27 #define SLOT_HEIGHT 25.0
29 int svg_page_width = 1000;
31 #define MIN_TEXT_SIZE 0.001
33 static u64 total_height;
36 static double cpu2slot(int cpu)
41 static double cpu2y(int cpu)
43 return cpu2slot(cpu) * SLOT_MULT;
46 static double time2pixels(u64 time)
50 X = 1.0 * svg_page_width * (time - first_time) / (last_time - first_time);
54 void open_svg(const char *filename, int cpus, int rows, u64 start, u64 end)
58 svgfile = fopen(filename, "w");
60 fprintf(stderr, "Cannot open %s for output\n", filename);
64 first_time = first_time / 100000000 * 100000000;
68 * if the recording is short, we default to a width of 1000, but
69 * for longer recordings we want at least 200 units of width per second
71 new_width = (last_time - first_time) / 5000000;
73 if (new_width > svg_page_width)
74 svg_page_width = new_width;
76 total_height = (1 + rows + cpu2slot(cpus)) * SLOT_MULT;
77 fprintf(svgfile, "<?xml version=\"1.0\" standalone=\"no\"?> \n");
78 fprintf(svgfile, "<svg width=\"%i\" height=\"%llu\" version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\">\n", svg_page_width, total_height);
80 fprintf(svgfile, "<defs>\n <style type=\"text/css\">\n <![CDATA[\n");
82 fprintf(svgfile, " rect { stroke-width: 1; }\n");
83 fprintf(svgfile, " rect.process { fill:rgb(180,180,180); fill-opacity:0.9; stroke-width:1; stroke:rgb( 0, 0, 0); } \n");
84 fprintf(svgfile, " rect.process2 { fill:rgb(180,180,180); fill-opacity:0.9; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
85 fprintf(svgfile, " rect.sample { fill:rgb( 0, 0,255); fill-opacity:0.8; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
86 fprintf(svgfile, " rect.blocked { fill:rgb(255, 0, 0); fill-opacity:0.5; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
87 fprintf(svgfile, " rect.waiting { fill:rgb(214,214, 0); fill-opacity:0.3; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
88 fprintf(svgfile, " rect.WAITING { fill:rgb(255,214, 48); fill-opacity:0.6; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
89 fprintf(svgfile, " rect.cpu { fill:rgb(192,192,192); fill-opacity:0.2; stroke-width:0.5; stroke:rgb(128,128,128); } \n");
90 fprintf(svgfile, " rect.pstate { fill:rgb(128,128,128); fill-opacity:0.8; stroke-width:0; } \n");
91 fprintf(svgfile, " rect.c1 { fill:rgb(255,214,214); fill-opacity:0.5; stroke-width:0; } \n");
92 fprintf(svgfile, " rect.c2 { fill:rgb(255,172,172); fill-opacity:0.5; stroke-width:0; } \n");
93 fprintf(svgfile, " rect.c3 { fill:rgb(255,130,130); fill-opacity:0.5; stroke-width:0; } \n");
94 fprintf(svgfile, " rect.c4 { fill:rgb(255, 88, 88); fill-opacity:0.5; stroke-width:0; } \n");
95 fprintf(svgfile, " rect.c5 { fill:rgb(255, 44, 44); fill-opacity:0.5; stroke-width:0; } \n");
96 fprintf(svgfile, " rect.c6 { fill:rgb(255, 0, 0); fill-opacity:0.5; stroke-width:0; } \n");
97 fprintf(svgfile, " line.pstate { stroke:rgb(255,255, 0); stroke-opacity:0.8; stroke-width:2; } \n");
99 fprintf(svgfile, " ]]>\n </style>\n</defs>\n");
102 void svg_box(int Yslot, u64 start, u64 end, const char *type)
107 fprintf(svgfile, "<rect x=\"%4.8f\" width=\"%4.8f\" y=\"%4.1f\" height=\"%4.1f\" class=\"%s\"/>\n",
108 time2pixels(start), time2pixels(end)-time2pixels(start), Yslot * SLOT_MULT, SLOT_HEIGHT, type);
111 void svg_sample(int Yslot, int cpu, u64 start, u64 end)
117 fprintf(svgfile, "<rect x=\"%4.8f\" width=\"%4.8f\" y=\"%4.1f\" height=\"%4.1f\" class=\"sample\"/>\n",
118 time2pixels(start), time2pixels(end)-time2pixels(start), Yslot * SLOT_MULT, SLOT_HEIGHT);
120 text_size = (time2pixels(end)-time2pixels(start));
122 text_size = text_size/2;
123 if (text_size > 1.25)
125 if (text_size > MIN_TEXT_SIZE)
126 fprintf(svgfile, "<text transform=\"translate(%1.8f,%1.8f)\" font-size=\"%1.6fpt\">%i</text>\n",
127 time2pixels(start), Yslot * SLOT_MULT + SLOT_HEIGHT - 1, text_size, cpu + 1);
131 static char *time_to_string(u64 duration)
133 static char text[80];
137 if (duration < 1000) /* less than 1 usec */
140 if (duration < 1000 * 1000) { /* less than 1 msec */
141 sprintf(text, "%4.1f us", duration / 1000.0);
144 sprintf(text, "%4.1f ms", duration / 1000.0 / 1000);
149 void svg_waiting(int Yslot, u64 start, u64 end)
160 if (end-start > 10 * 1000000) /* 10 msec */
163 text = time_to_string(end-start);
165 font_size = 1.0 * (time2pixels(end)-time2pixels(start)) / strlen(text);
171 fprintf(svgfile, "<rect x=\"%4.8f\" width=\"%4.8f\" y=\"%4.1f\" height=\"%4.1f\" class=\"%s\"/>\n",
172 time2pixels(start), time2pixels(end)-time2pixels(start), Yslot * SLOT_MULT, SLOT_HEIGHT, style);
173 if (font_size > MIN_TEXT_SIZE)
174 fprintf(svgfile, "<text transform=\"translate(%1.8f,%1.8f)\" font-size=\"%1.6fpt\">%s</text>\n",
175 time2pixels(start), Yslot * SLOT_MULT + 2, font_size, text);
178 static char *cpu_model(void)
180 static char cpu_m[255];
186 file = fopen("/proc/cpuinfo", "r");
188 while (fgets(buf, 255, file)) {
189 if (strstr(buf, "model name")) {
190 strncpy(cpu_m, &buf[13], 255);
199 void svg_cpu_box(int cpu, u64 __max_freq, u64 __turbo_freq)
205 max_freq = __max_freq;
206 turbo_frequency = __turbo_freq;
208 fprintf(svgfile, "<rect x=\"%4.8f\" width=\"%4.8f\" y=\"%4.1f\" height=\"%4.1f\" class=\"cpu\"/>\n",
209 time2pixels(first_time),
210 time2pixels(last_time)-time2pixels(first_time),
211 cpu2y(cpu), SLOT_MULT+SLOT_HEIGHT);
213 sprintf(cpu_string, "CPU %i", (int)cpu+1);
214 fprintf(svgfile, "<text transform=\"translate(%4.8f,%4.8f)\">%s</text>\n",
215 10+time2pixels(first_time), cpu2y(cpu) + SLOT_HEIGHT/2, cpu_string);
217 fprintf(svgfile, "<text transform=\"translate(%4.8f,%4.8f)\" font-size=\"1.25pt\">%s</text>\n",
218 10+time2pixels(first_time), cpu2y(cpu) + SLOT_MULT + SLOT_HEIGHT - 4, cpu_model());
221 void svg_process(int cpu, u64 start, u64 end, const char *type, const char *name)
228 fprintf(svgfile, "<rect x=\"%4.8f\" width=\"%4.8f\" y=\"%4.1f\" height=\"%4.1f\" class=\"%s\"/>\n",
229 time2pixels(start), time2pixels(end)-time2pixels(start), cpu2y(cpu), SLOT_MULT+SLOT_HEIGHT, type);
230 width = time2pixels(end)-time2pixels(start);
234 if (width > MIN_TEXT_SIZE)
235 fprintf(svgfile, "<text transform=\"translate(%4.8f,%4.8f) rotate(90)\" font-size=\"%3.4fpt\">%s</text>\n",
236 time2pixels(start), cpu2y(cpu), width, name);
239 void svg_cstate(int cpu, u64 start, u64 end, int type)
250 sprintf(style, "c%i", type);
252 fprintf(svgfile, "<rect class=\"%s\" x=\"%4.8f\" width=\"%4.8f\" y=\"%4.1f\" height=\"%4.1f\"/>\n",
254 time2pixels(start), time2pixels(end)-time2pixels(start),
255 cpu2y(cpu), SLOT_MULT+SLOT_HEIGHT);
257 width = time2pixels(end)-time2pixels(start);
261 if (width > MIN_TEXT_SIZE)
262 fprintf(svgfile, "<text transform=\"translate(%4.8f,%4.8f) rotate(90)\" font-size=\"%3.4fpt\">C%i</text>\n",
263 time2pixels(start), cpu2y(cpu), width, type);
266 static char *HzToHuman(unsigned long hz)
268 static char buffer[1024];
269 unsigned long long Hz;
271 memset(buffer, 0, 1024);
275 /* default: just put the Number in */
276 sprintf(buffer, "%9lli", Hz);
279 sprintf(buffer, " %6lli Mhz", (Hz+500)/1000);
282 sprintf(buffer, " %6.2f Ghz", (Hz+5000.0)/1000000);
284 if (Hz == turbo_frequency)
285 sprintf(buffer, "Turbo");
290 void svg_pstate(int cpu, u64 start, u64 end, u64 freq)
298 height = freq * 1.0 / max_freq * (SLOT_HEIGHT + SLOT_MULT);
299 height = 1 + cpu2y(cpu) + SLOT_MULT + SLOT_HEIGHT - height;
300 fprintf(svgfile, "<line x1=\"%4.8f\" x2=\"%4.8f\" y1=\"%4.1f\" y2=\"%4.1f\" class=\"pstate\"/>\n",
301 time2pixels(start), time2pixels(end), height, height);
302 fprintf(svgfile, "<text transform=\"translate(%4.8f,%4.8f)\" font-size=\"0.25pt\">%s</text>\n",
303 time2pixels(start), height+0.9, HzToHuman(freq));
308 void svg_partial_wakeline(u64 start, int row1, char *desc1, int row2, char *desc2)
318 fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%4.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
319 time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT, time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT + SLOT_MULT/32);
321 fprintf(svgfile, "<text transform=\"translate(%4.8f,%4.8f) rotate(90)\" font-size=\"0.02pt\">%s ></text>\n",
322 time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT + SLOT_HEIGHT/48, desc2);
325 fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%4.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
326 time2pixels(start), row2 * SLOT_MULT - SLOT_MULT/32, time2pixels(start), row2 * SLOT_MULT);
328 fprintf(svgfile, "<text transform=\"translate(%4.8f,%4.8f) rotate(90)\" font-size=\"0.02pt\">%s ></text>\n",
329 time2pixels(start), row2 * SLOT_MULT - SLOT_MULT/32, desc1);
333 fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%4.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
334 time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT, time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT + SLOT_MULT/32);
336 fprintf(svgfile, "<text transform=\"translate(%4.8f,%4.8f) rotate(90)\" font-size=\"0.02pt\">%s <</text>\n",
337 time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT + SLOT_MULT/48, desc1);
340 fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%4.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
341 time2pixels(start), row1 * SLOT_MULT - SLOT_MULT/32, time2pixels(start), row1 * SLOT_MULT);
343 fprintf(svgfile, "<text transform=\"translate(%4.8f,%4.8f) rotate(90)\" font-size=\"0.02pt\">%s <</text>\n",
344 time2pixels(start), row1 * SLOT_MULT - SLOT_HEIGHT/32, desc2);
347 height = row1 * SLOT_MULT;
349 height += SLOT_HEIGHT;
351 fprintf(svgfile, "<circle cx=\"%4.8f\" cy=\"%4.2f\" r = \"0.01\" style=\"fill:rgb(32,255,32)\"/>\n",
352 time2pixels(start), height);
355 void svg_wakeline(u64 start, int row1, int row2)
364 fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%4.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
365 time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT, time2pixels(start), row2 * SLOT_MULT);
367 fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%4.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
368 time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT, time2pixels(start), row1 * SLOT_MULT);
370 height = row1 * SLOT_MULT;
372 height += SLOT_HEIGHT;
373 fprintf(svgfile, "<circle cx=\"%4.8f\" cy=\"%4.2f\" r = \"0.01\" style=\"fill:rgb(32,255,32)\"/>\n",
374 time2pixels(start), height);
377 void svg_interrupt(u64 start, int row)
382 fprintf(svgfile, "<circle cx=\"%4.8f\" cy=\"%4.2f\" r = \"0.01\" style=\"fill:rgb(255,128,128)\"/>\n",
383 time2pixels(start), row * SLOT_MULT);
384 fprintf(svgfile, "<circle cx=\"%4.8f\" cy=\"%4.2f\" r = \"0.01\" style=\"fill:rgb(255,128,128)\"/>\n",
385 time2pixels(start), row * SLOT_MULT + SLOT_HEIGHT);
388 void svg_text(int Yslot, u64 start, const char *text)
393 fprintf(svgfile, "<text transform=\"translate(%4.8f,%4.8f)\">%s</text>\n",
394 time2pixels(start), Yslot * SLOT_MULT+SLOT_HEIGHT/2, text);
397 static void svg_legenda_box(int X, const char *text, const char *style)
400 boxsize = SLOT_HEIGHT / 2;
402 fprintf(svgfile, "<rect x=\"%i\" width=\"%4.8f\" y=\"0\" height=\"%4.1f\" class=\"%s\"/>\n",
403 X, boxsize, boxsize, style);
404 fprintf(svgfile, "<text transform=\"translate(%4.8f, %4.8f)\" font-size=\"%4.4fpt\">%s</text>\n",
405 X + boxsize + 5, boxsize, 0.8 * boxsize, text);
408 void svg_legenda(void)
413 svg_legenda_box(0, "Running", "sample");
414 svg_legenda_box(100, "Idle","rect.c1");
415 svg_legenda_box(200, "Deeper Idle", "rect.c3");
416 svg_legenda_box(350, "Deepest Idle", "rect.c6");
417 svg_legenda_box(550, "Sleeping", "process2");
418 svg_legenda_box(650, "Waiting for cpu", "waiting");
419 svg_legenda_box(800, "Blocked on IO", "blocked");
422 void svg_time_grid(void)
430 while (i < last_time) {
432 double thickness = 0.075;
433 if ((i % 100000000) == 0) {
437 if ((i % 1000000000) == 0) {
442 fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%llu\" style=\"stroke:rgb(%i,%i,%i);stroke-width:%1.3f\"/>\n",
443 time2pixels(i), SLOT_MULT/2, time2pixels(i), total_height, color, color, color, thickness);
452 fprintf(svgfile, "</svg>\n");