1 #include <algorithm>
2 #include <cinttypes>
3 #include <cstdio>
4 #include <iostream>
5 #include <string>
6 #include <unistd.h>
8 #include <kms++/kms++.h>
9 #include <kms++util/kms++util.h>
11 using namespace std;
12 using namespace kms;
14 static struct {
15 bool print_props;
16 bool print_modes;
17 bool print_list;
18 bool x_modeline;
19 } s_opts;
21 static string format_mode(const Videomode& m, unsigned idx)
22 {
23 string str;
25 str = sformat(" %2u ", idx);
27 if (s_opts.x_modeline) {
28 str += sformat("%12s %6u %4u %4u %4u %4u %4u %4u %4u %4u %2u %#x %#x",
29 m.name.c_str(),
30 m.clock,
31 m.hdisplay, m.hsync_start, m.hsync_end, m.htotal,
32 m.vdisplay, m.vsync_start, m.vsync_end, m.vtotal,
33 m.vrefresh,
34 m.flags,
35 m.type);
36 } else {
37 string h = sformat("%u/%u/%u/%u", m.hdisplay, m.hfp(), m.hsw(), m.hbp());
38 string v = sformat("%u/%u/%u/%u", m.vdisplay, m.vfp(), m.vsw(), m.vbp());
40 str += sformat("%-12s %7.3f %-16s %-16s %2u (%.2f) %#10x %#6x",
41 m.name.c_str(),
42 m.clock / 1000.0,
43 h.c_str(), v.c_str(),
44 m.vrefresh, m.calculated_vrefresh(),
45 m.flags,
46 m.type);
47 }
49 return str;
50 }
52 static string format_mode_short(const Videomode& m)
53 {
54 string h = sformat("%u/%u/%u/%u", m.hdisplay, m.hfp(), m.hsw(), m.hbp());
55 string v = sformat("%u/%u/%u/%u", m.vdisplay, m.vfp(), m.vsw(), m.vbp());
57 return sformat("%s %.3f %s %s %u (%.2f)",
58 m.name.c_str(),
59 m.clock / 1000.0,
60 h.c_str(), v.c_str(),
61 m.vrefresh, m.calculated_vrefresh());
62 }
64 static string format_connector(Connector& c)
65 {
66 string str;
68 str = sformat("Connector %u (%u) %s",
69 c.idx(), c.id(), c.fullname().c_str());
71 if (c.connected())
72 str += " (connected)";
74 return str;
75 }
77 static string format_encoder(Encoder& e)
78 {
79 return sformat("Encoder %u (%u) %s",
80 e.idx(), e.id(), e.get_encoder_type().c_str());
81 }
83 static string format_crtc(Crtc& c)
84 {
85 string str;
87 str = sformat("Crtc %u (%u)", c.idx(), c.id());
89 if (c.mode_valid())
90 str += " " + format_mode_short(c.mode());
92 return str;
93 }
95 static string format_plane(Plane& p)
96 {
97 string str;
99 str = sformat("Plane %u (%u)", p.idx(), p.id());
101 if (p.fb_id())
102 str += sformat(" fb-id: %u", p.fb_id());
104 string crtcs = join<Crtc*>(p.get_possible_crtcs(), " ", [](Crtc* crtc) { return to_string(crtc->idx()); });
106 str += sformat(" (crtcs: %s)", crtcs.c_str());
108 if (p.card().has_atomic()) {
109 str += sformat(" %u,%u %ux%u -> %u,%u %ux%u",
110 (uint32_t)p.get_prop_value("SRC_X") >> 16,
111 (uint32_t)p.get_prop_value("SRC_Y") >> 16,
112 (uint32_t)p.get_prop_value("SRC_W") >> 16,
113 (uint32_t)p.get_prop_value("SRC_H") >> 16,
114 (uint32_t)p.get_prop_value("CRTC_X"),
115 (uint32_t)p.get_prop_value("CRTC_Y"),
116 (uint32_t)p.get_prop_value("CRTC_W"),
117 (uint32_t)p.get_prop_value("CRTC_H"));
118 }
120 string fmts = join<PixelFormat>(p.get_formats(), " ", [](PixelFormat fmt) { return PixelFormatToFourCC(fmt); });
122 str += sformat(" (%s)", fmts.c_str());
124 return str;
125 }
127 static string format_fb(Framebuffer& fb)
128 {
129 return sformat("FB %u %ux%u",
130 fb.id(), fb.width(), fb.height());
131 }
133 static string format_property(const Property* prop, uint64_t val)
134 {
135 string ret = sformat("%s = ", prop->name().c_str());
137 switch (prop->type()) {
138 case PropertyType::Bitmask:
139 {
140 vector<string> v, vall;
142 for (auto kvp : prop->get_enums()) {
143 if (val & (1 << kvp.first))
144 v.push_back(kvp.second);
145 vall.push_back(sformat("%s=0x%x", kvp.second.c_str(), 1 << kvp.first));
146 }
148 ret += sformat("0x%" PRIx64 " (%s) [%s]", val, join(v, "|").c_str(), join(vall, "|").c_str());
150 break;
151 }
153 case PropertyType::Blob:
154 {
155 uint32_t blob_id = (uint32_t)val;
157 if (blob_id) {
158 Blob blob(prop->card(), blob_id);
159 auto data = blob.data();
161 ret += sformat("blob-id %u len %zu", blob_id, data.size());
162 } else {
163 ret += sformat("blob-id %u", blob_id);
164 }
166 break;
167 }
169 case PropertyType::Enum:
170 {
171 string cur;
172 vector<string> vall;
174 for (auto kvp : prop->get_enums()) {
175 if (val == kvp.first)
176 cur = kvp.second;
177 vall.push_back(sformat("%s=%" PRIu64, kvp.second.c_str(), kvp.first));
178 }
180 ret += sformat("%" PRIu64 " (%s) [%s]", val, cur.c_str(), join(vall, "|").c_str());
182 break;
183 }
185 case PropertyType::Object:
186 {
187 ret += sformat("object id %u", (uint32_t)val);
188 break;
189 }
191 case PropertyType::Range:
192 {
193 auto values = prop->get_values();
195 ret += sformat("%" PRIu64 " [%" PRIu64 " - %" PRIu64 "]",
196 val, values[0], values[1]);
198 break;
199 }
201 case PropertyType::SignedRange:
202 {
203 auto values = prop->get_values();
205 ret += sformat("%" PRIi64 " [%" PRIi64 " - %" PRIi64 "]",
206 (int64_t)val, (int64_t)values[0], (int64_t)values[1]);
208 break;
209 }
211 }
213 if (prop->is_pending())
214 ret += " (pending)";
215 if (prop->is_immutable())
216 ret += " (immutable)";
218 return ret;
219 }
221 static vector<string> format_props(DrmPropObject* o)
222 {
223 vector<string> lines;
225 auto pmap = o->get_prop_map();
226 for (auto pp : pmap) {
227 const Property* p = o->card().get_prop(pp.first);
228 lines.push_back(format_property(p, pp.second));
229 }
231 return lines;
232 }
234 static string format_ob(DrmObject* ob)
235 {
236 if (auto o = dynamic_cast<Connector*>(ob))
237 return format_connector(*o);
238 else if (auto o = dynamic_cast<Encoder*>(ob))
239 return format_encoder(*o);
240 else if (auto o = dynamic_cast<Crtc*>(ob))
241 return format_crtc(*o);
242 else if (auto o = dynamic_cast<Plane*>(ob))
243 return format_plane(*o);
244 else if (auto o = dynamic_cast<Framebuffer*>(ob))
245 return format_fb(*o);
246 else
247 EXIT("Unkown DRM Object type\n");
248 }
250 template<class T>
251 vector<T> filter(const vector<T>& sequence, function<bool(T)> predicate)
252 {
253 vector<T> result;
255 for(auto it = sequence.begin(); it != sequence.end(); ++it)
256 if(predicate(*it))
257 result.push_back(*it);
259 return result;
260 }
262 struct Entry
263 {
264 string title;
265 vector<string> lines;
266 vector<Entry> children;
267 };
269 static Entry& add_entry(vector<Entry>& entries)
270 {
271 entries.emplace_back();
272 return entries.back();
273 }
274 /*
275 static bool on_tty()
276 {
277 return isatty(STDOUT_FILENO) > 0;
278 }
279 */
280 enum class TreeGlyphMode {
281 None,
282 ASCII,
283 UTF8,
284 };
286 static TreeGlyphMode s_glyph_mode = TreeGlyphMode::None;
288 enum class TreeGlyph {
289 Vertical,
290 Branch,
291 Right,
292 Space,
293 };
295 static const map<TreeGlyph, string> glyphs_utf8 = {
296 { TreeGlyph::Vertical, "│ " },
297 { TreeGlyph::Branch, "├─" },
298 { TreeGlyph::Right, "└─" },
299 { TreeGlyph::Space, " " },
301 };
303 static const map<TreeGlyph, string> glyphs_ascii = {
304 { TreeGlyph::Vertical, "| " },
305 { TreeGlyph::Branch, "|-" },
306 { TreeGlyph::Right, "`-" },
307 { TreeGlyph::Space, " " },
309 };
311 const char* get_glyph(TreeGlyph glyph)
312 {
313 if (s_glyph_mode == TreeGlyphMode::None)
314 return " ";
316 const map<TreeGlyph, string>& glyphs = s_glyph_mode == TreeGlyphMode::UTF8 ? glyphs_utf8 : glyphs_ascii;
318 return glyphs.at(glyph).c_str();
319 }
321 static void print_entry(const Entry& e, const string& prefix, bool is_child, bool is_last)
322 {
323 string prefix1;
324 string prefix2;
326 if (is_child) {
327 prefix1 = prefix + (is_last ? get_glyph(TreeGlyph::Right) : get_glyph(TreeGlyph::Branch));
328 prefix2 = prefix + (is_last ? get_glyph(TreeGlyph::Space) : get_glyph(TreeGlyph::Vertical));
329 }
331 printf("%s%s\n", prefix1.c_str(), e.title.c_str());
333 bool has_children = e.children.size() > 0;
335 string data_prefix = prefix2 + (has_children ? get_glyph(TreeGlyph::Vertical) : get_glyph(TreeGlyph::Space));
337 for (const string& str : e.lines) {
338 string p = data_prefix + get_glyph(TreeGlyph::Space);
339 printf("%s%s\n", p.c_str(), str.c_str());
340 }
342 for (const Entry& child : e.children) {
343 bool is_last = &child == &e.children.back();
345 print_entry(child, prefix2, true, is_last);
346 }
347 }
349 static void print_entries(const vector<Entry>& entries, const string& prefix)
350 {
351 for (const Entry& e: entries) {
352 print_entry(e, "", false, false);
353 }
354 }
356 template<class T>
357 static void append(vector<DrmObject*>& dst, const vector<T*>& src)
358 {
359 dst.insert(dst.end(), src.begin(), src.end());
360 }
363 static void print_as_list(Card& card)
364 {
365 vector<DrmPropObject*> obs;
366 vector<Framebuffer*> fbs;
368 for (Connector* conn : card.get_connectors()) {
369 obs.push_back(conn);
370 }
372 for (Encoder* enc : card.get_encoders()) {
373 obs.push_back(enc);
374 }
376 for (Crtc* crtc : card.get_crtcs()) {
377 obs.push_back(crtc);
378 if (crtc->buffer_id() && !card.has_has_universal_planes()) {
379 Framebuffer* fb = new Framebuffer(card, crtc->buffer_id());
380 fbs.push_back(fb);
381 }
382 }
384 for (Plane* plane : card.get_planes()) {
385 obs.push_back(plane);
386 if (plane->fb_id()) {
387 Framebuffer* fb = new Framebuffer(card, plane->fb_id());
388 fbs.push_back(fb);
389 }
390 }
392 for (DrmPropObject* ob: obs) {
393 printf("%s\n", format_ob(ob).c_str());
395 if (s_opts.print_props) {
396 for (string str : format_props(ob))
397 printf(" %s\n", str.c_str());
398 }
399 }
401 for (Framebuffer* fb: fbs) {
402 printf("%s\n", format_ob(fb).c_str());
403 }
404 }
406 static void print_as_tree(Card& card)
407 {
408 vector<Entry> entries;
410 for (Connector* conn : card.get_connectors()) {
411 if (!conn->connected())
412 continue;
414 Entry& e1 = add_entry(entries);
415 e1.title = format_ob(conn);
416 if (s_opts.print_props)
417 e1.lines = format_props(conn);
419 for (Encoder* enc : conn->get_encoders()) {
421 Entry& e2 = add_entry(e1.children);
422 e2.title = format_ob(enc);
423 if (s_opts.print_props)
424 e2.lines = format_props(enc);
426 if (Crtc* crtc = enc->get_crtc()) {
427 Entry& e3 = add_entry(e2.children);
428 e3.title = format_ob(crtc);
429 if (s_opts.print_props)
430 e3.lines = format_props(crtc);
432 if (crtc->buffer_id() && !card.has_has_universal_planes()) {
433 Framebuffer fb(card, crtc->buffer_id());
434 Entry& e5 = add_entry(e3.children);
436 e5.title = format_ob(&fb);
437 }
439 for (Plane* plane : card.get_planes()) {
440 if (plane->crtc_id() != crtc->id())
441 continue;
443 Entry& e4 = add_entry(e3.children);
444 e4.title = format_ob(plane);
445 if (s_opts.print_props)
446 e4.lines = format_props(plane);
448 uint32_t fb_id = plane->fb_id();
449 if (fb_id) {
450 Framebuffer fb(card, fb_id);
452 Entry& e5 = add_entry(e4.children);
454 e5.title = format_ob(&fb);
455 }
456 }
457 }
458 }
459 }
461 print_entries(entries, "");
462 }
464 static void print_modes(Card& card)
465 {
466 for (Connector* conn : card.get_connectors()) {
467 if (!conn->connected())
468 continue;
470 printf("%s\n", format_ob(conn).c_str());
472 auto modes = conn->get_modes();
473 for (unsigned i = 0; i < modes.size(); ++i)
474 printf("%s\n", format_mode(modes[i], i).c_str());
475 }
476 }
478 static const char* usage_str =
479 "Usage: kmsprint [OPTIONS]\n\n"
480 "Options:\n"
481 " -l, --list Print list instead of tree\n"
482 " -m, --modes Print modes\n"
483 " --xmode Print modes using X modeline\n"
484 " -p, --props Print properties\n"
485 ;
487 static void usage()
488 {
489 puts(usage_str);
490 }
492 int main(int argc, char **argv)
493 {
494 string dev_path = "/dev/dri/card0";
496 OptionSet optionset = {
497 Option("|device=", [&dev_path](string s)
498 {
499 dev_path = s;
500 }),
501 Option("l|list", []()
502 {
503 s_opts.print_list = true;
504 }),
505 Option("m|modes", []()
506 {
507 s_opts.print_modes = true;
508 }),
509 Option("p|props", []()
510 {
511 s_opts.print_props = true;
512 }),
513 Option("|xmode", []() {
514 s_opts.x_modeline = true;
515 }),
516 Option("h|help", []()
517 {
518 usage();
519 exit(-1);
520 }),
521 };
523 optionset.parse(argc, argv);
525 if (optionset.params().size() > 0) {
526 usage();
527 exit(-1);
528 }
530 Card card(dev_path);
532 if (s_opts.print_modes) {
533 print_modes(card);
534 return 0;
535 }
537 if (s_opts.print_list)
538 print_as_list(card);
539 else
540 print_as_tree(card);
541 }