| /** |
| * @file oprof_start.cpp |
| * The GUI start main class |
| * |
| * @remark Copyright 2002 OProfile authors |
| * @remark Read the file COPYING |
| * |
| * @author Philippe Elie |
| * @author John Levon |
| */ |
| |
| #include <sys/stat.h> |
| #include <unistd.h> |
| |
| #include <ctime> |
| #include <cstdio> |
| #include <cmath> |
| #include <sstream> |
| #include <iostream> |
| #include <fstream> |
| #include <algorithm> |
| |
| #if QT3_SUPPORT |
| #include <Qt/qlineedit.h> |
| #include <Qt/qcheckbox.h> |
| #include <Qt/qtabwidget.h> |
| #include <Qt/qmessagebox.h> |
| #include <Qt/qvalidator.h> |
| #include <Qt/qlabel.h> |
| #include <Qt/qpushbutton.h> |
| #include <Qt/q3listview.h> |
| #include <Qt/q3combobox.h> |
| #include <Qt/q3listbox.h> |
| #include <Qt/q3filedialog.h> |
| #include <Qt/q3buttongroup.h> |
| #include <Qt/q3header.h> |
| #else |
| #include <qlineedit.h> |
| #include <qcheckbox.h> |
| #include <qtabwidget.h> |
| #include <qmessagebox.h> |
| #include <qvalidator.h> |
| #include <qlabel.h> |
| #include <qpushbutton.h> |
| #include <qlistview.h> |
| #include <qcombobox.h> |
| #include <qlistbox.h> |
| #include <qfiledialog.h> |
| #include <qbuttongroup.h> |
| #include <qheader.h> |
| #define Q3ListView QListView |
| #endif |
| |
| #include "oprof_start.h" |
| #include "op_config.h" |
| #include "op_config_24.h" |
| #include "string_manip.h" |
| #include "op_cpufreq.h" |
| #include "op_alloc_counter.h" |
| #include "oprof_start_util.h" |
| #include "file_manip.h" |
| |
| #include "op_hw_config.h" |
| |
| using namespace std; |
| |
| static char const * green_xpm[] = { |
| "16 16 2 1", |
| " c None", |
| ". c #00FF00", |
| " ....... ", |
| " ........... ", |
| " ............. ", |
| " ............. ", |
| "............... ", |
| "............... ", |
| "............... ", |
| "............... ", |
| "............... ", |
| "............... ", |
| "............... ", |
| " ............. ", |
| " ............. ", |
| " ........... ", |
| " ....... ", |
| " " }; |
| |
| static char const * red_xpm[] = { |
| "16 16 2 1", |
| " c None", |
| ". c #FF0000", |
| " ....... ", |
| " ........... ", |
| " ............. ", |
| " ............. ", |
| "............... ", |
| "............... ", |
| "............... ", |
| "............... ", |
| "............... ", |
| "............... ", |
| "............... ", |
| " ............. ", |
| " ............. ", |
| " ........... ", |
| " ....... ", |
| " " }; |
| |
| static QPixmap * green_pixmap; |
| static QPixmap * red_pixmap; |
| |
| |
| op_event_descr::op_event_descr() |
| : |
| counter_mask(0), |
| val(0), |
| unit(0), |
| min_count(0) |
| { |
| } |
| |
| |
| oprof_start::oprof_start() |
| : |
| oprof_start_base(0, 0, false, 0), |
| event_count_validator(new QIntValidator(event_count_edit)), |
| current_event(0), |
| cpu_speed(op_cpu_frequency()), |
| total_nr_interrupts(0) |
| { |
| green_pixmap = new QPixmap(green_xpm); |
| red_pixmap = new QPixmap(red_xpm); |
| vector<string> args; |
| args.push_back("--init"); |
| |
| if (do_exec_command(OP_BINDIR "/opcontrol", args)) |
| exit(EXIT_FAILURE); |
| |
| cpu_type = op_get_cpu_type(); |
| op_nr_counters = op_get_nr_counters(cpu_type); |
| |
| if (cpu_type == CPU_TIMER_INT) { |
| setup_config_tab->removePage(counter_setup_page); |
| } else { |
| fill_events(); |
| } |
| |
| op_interface interface = op_get_interface(); |
| if (interface == OP_INTERFACE_NO_GOOD) { |
| QMessageBox::warning(this, 0, "Couldn't determine kernel" |
| " interface version"); |
| exit(EXIT_FAILURE); |
| } |
| bool is_26 = interface == OP_INTERFACE_26; |
| |
| if (is_26) { |
| note_table_size_edit->hide(); |
| note_table_size_label->hide(); |
| if (!op_file_readable("/dev/oprofile/backtrace_depth")) { |
| callgraph_depth_label->hide(); |
| callgraph_depth_edit->hide(); |
| } |
| } else { |
| callgraph_depth_label->hide(); |
| callgraph_depth_edit->hide(); |
| buffer_watershed_label->hide(); |
| buffer_watershed_edit->hide(); |
| cpu_buffer_size_label->hide(); |
| cpu_buffer_size_edit->hide(); |
| } |
| |
| // setup the configuration page. |
| kernel_filename_edit->setText(config.kernel_filename.c_str()); |
| |
| no_vmlinux->setChecked(config.no_kernel); |
| |
| buffer_size_edit->setText(QString().setNum(config.buffer_size)); |
| buffer_watershed_edit->setText(QString().setNum(config.buffer_watershed)); |
| cpu_buffer_size_edit->setText(QString().setNum(config.cpu_buffer_size)); |
| note_table_size_edit->setText(QString().setNum(config.note_table_size)); |
| callgraph_depth_edit->setText(QString().setNum(config.callgraph_depth)); |
| verbose->setChecked(config.verbose); |
| separate_lib_cb->setChecked(config.separate_lib); |
| separate_kernel_cb->setChecked(config.separate_kernel); |
| separate_cpu_cb->setChecked(config.separate_cpu); |
| separate_thread_cb->setChecked(config.separate_thread); |
| |
| // the unit mask check boxes |
| hide_masks(); |
| |
| event_count_edit->setValidator(event_count_validator); |
| QIntValidator * iv; |
| iv = new QIntValidator(OP_MIN_BUF_SIZE, OP_MAX_BUF_SIZE, buffer_size_edit); |
| buffer_size_edit->setValidator(iv); |
| iv = new QIntValidator(OP_MIN_NOTE_TABLE_SIZE, OP_MAX_NOTE_TABLE_SIZE, note_table_size_edit); |
| note_table_size_edit->setValidator(iv); |
| iv = new QIntValidator(0, INT_MAX, callgraph_depth_edit); |
| callgraph_depth_edit->setValidator(iv); |
| iv = new QIntValidator(0, INT_MAX, buffer_watershed_edit); |
| buffer_watershed_edit->setValidator(iv); |
| iv = new QIntValidator(0, OP_MAX_CPU_BUF_SIZE, cpu_buffer_size_edit); |
| cpu_buffer_size_edit->setValidator(iv); |
| |
| // daemon status timer |
| startTimer(5000); |
| timerEvent(0); |
| |
| resize(minimumSizeHint()); |
| |
| // force the pixmap re-draw |
| event_selected(); |
| } |
| |
| |
| void oprof_start::fill_events() |
| { |
| // we need to build the event descr stuff before loading the |
| // configuration because we use locate_event to get an event descr |
| // from its name. |
| struct list_head * pos; |
| struct list_head * events = op_events(cpu_type); |
| |
| list_for_each(pos, events) { |
| struct op_event * event = list_entry(pos, struct op_event, event_next); |
| |
| op_event_descr descr; |
| |
| descr.counter_mask = event->counter_mask; |
| descr.val = event->val; |
| if (event->unit->num) { |
| descr.unit = event->unit; |
| } else { |
| descr.unit = 0; |
| } |
| |
| descr.name = event->name; |
| descr.help_str = event->desc; |
| descr.min_count = event->min_count; |
| |
| for (uint ctr = 0; ctr < op_nr_counters; ++ctr) { |
| uint count; |
| |
| if (!(descr.counter_mask & (1 << ctr))) |
| continue; |
| |
| if (cpu_type == CPU_RTC) { |
| count = 1024; |
| } else { |
| /* setting to cpu Hz / 2000 gives a safe value for |
| * all events, and a good one for most. |
| */ |
| if (cpu_speed) |
| count = int(cpu_speed * 500); |
| else |
| count = descr.min_count * 100; |
| } |
| |
| event_cfgs[descr.name].count = count; |
| event_cfgs[descr.name].umask = 0; |
| if (descr.unit) |
| event_cfgs[descr.name].umask = descr.unit->default_mask; |
| event_cfgs[descr.name].os_ring_count = 1; |
| event_cfgs[descr.name].user_ring_count = 1; |
| } |
| |
| v_events.push_back(descr); |
| } |
| |
| events_list->header()->hide(); |
| events_list->setSorting(-1); |
| |
| fill_events_listbox(); |
| |
| read_set_events(); |
| |
| // FIXME: why this ? |
| if (cpu_type == CPU_RTC) |
| events_list->setCurrentItem(events_list->firstChild()); |
| |
| load_config_file(); |
| } |
| |
| |
| namespace { |
| |
| /// find the first item with the given text in column 0 or return NULL |
| Q3ListViewItem * findItem(Q3ListView * view, char const * name) |
| { |
| // Qt 2.3.1 does not have QListView::findItem() |
| Q3ListViewItem * item = view->firstChild(); |
| |
| while (item && strcmp(item->text(0).latin1(), name)) |
| item = item->nextSibling(); |
| |
| return item; |
| } |
| |
| }; |
| |
| |
| void oprof_start::setup_default_event() |
| { |
| struct op_default_event_descr descr; |
| op_default_event(cpu_type, &descr); |
| |
| event_cfgs[descr.name].umask = descr.um; |
| event_cfgs[descr.name].count = descr.count; |
| event_cfgs[descr.name].user_ring_count = 1; |
| event_cfgs[descr.name].os_ring_count = 1; |
| |
| Q3ListViewItem * item = findItem(events_list, descr.name); |
| if (item) |
| item->setSelected(true); |
| } |
| |
| |
| void oprof_start::read_set_events() |
| { |
| string name = get_config_filename(".oprofile/daemonrc"); |
| |
| ifstream in(name.c_str()); |
| |
| if (!in) { |
| setup_default_event(); |
| return; |
| } |
| |
| string str; |
| |
| bool one_enabled = false; |
| |
| while (getline(in, str)) { |
| string const val = split(str, '='); |
| string const name = str; |
| |
| if (!is_prefix(name, "CHOSEN_EVENTS_")) |
| continue; |
| |
| one_enabled = true; |
| |
| // CHOSEN_EVENTS_#nr=CPU_CLK_UNHALTED:10000:0:1:1 |
| vector<string> parts = separate_token(val, ':'); |
| |
| if (parts.size() != 5 && parts.size() != 2) { |
| cerr << "invalid configuration file\n"; |
| // FIXME |
| exit(EXIT_FAILURE); |
| } |
| |
| string ev_name = parts[0]; |
| event_cfgs[ev_name].count = |
| op_lexical_cast<unsigned int>(parts[1]); |
| |
| // CPU_CLK_UNHALTED:10000 is also valid |
| if (parts.size() == 5) { |
| event_cfgs[ev_name].umask = |
| op_lexical_cast<unsigned int>(parts[2]); |
| event_cfgs[ev_name].user_ring_count = |
| op_lexical_cast<unsigned int>(parts[3]); |
| event_cfgs[ev_name].os_ring_count = |
| op_lexical_cast<unsigned int>(parts[4]); |
| } else { |
| event_cfgs[ev_name].umask = 0; |
| event_cfgs[ev_name].user_ring_count = 1; |
| event_cfgs[ev_name].os_ring_count = 1; |
| } |
| |
| Q3ListViewItem * item = findItem(events_list, ev_name.c_str()); |
| if (item) |
| item->setSelected(true); |
| } |
| |
| // use default event if none set |
| if (!one_enabled) |
| setup_default_event(); |
| } |
| |
| |
| void oprof_start::load_config_file() |
| { |
| string name = get_config_filename(".oprofile/daemonrc"); |
| |
| ifstream in(name.c_str()); |
| if (!in) { |
| if (!check_and_create_config_dir()) |
| return; |
| |
| ofstream out(name.c_str()); |
| if (!out) { |
| QMessageBox::warning(this, 0, "Unable to open configuration " |
| "file ~/.oprofile/daemonrc"); |
| } |
| return; |
| } |
| |
| in >> config; |
| } |
| |
| |
| // user request a "normal" exit so save the config file. |
| void oprof_start::accept() |
| { |
| // record the previous settings |
| record_selected_event_config(); |
| |
| save_config(); |
| |
| QDialog::accept(); |
| } |
| |
| |
| void oprof_start::closeEvent(QCloseEvent *) |
| { |
| accept(); |
| } |
| |
| |
| void oprof_start::timerEvent(QTimerEvent *) |
| { |
| static time_t last = time(0); |
| |
| daemon_status dstat; |
| |
| flush_profiler_data_btn->setEnabled(dstat.running); |
| stop_profiler_btn->setEnabled(dstat.running); |
| start_profiler_btn->setEnabled(!dstat.running); |
| reset_sample_files_btn->setEnabled(!dstat.running); |
| |
| if (!dstat.running) { |
| daemon_label->setText("Profiler is not running."); |
| return; |
| } |
| |
| ostringstream ss; |
| ss << "Profiler running:"; |
| |
| time_t curr = time(0); |
| total_nr_interrupts += dstat.nr_interrupts; |
| |
| if (curr - last) |
| ss << " (" << dstat.nr_interrupts / (curr - last) << " interrupts / second, total " << total_nr_interrupts << ")"; |
| |
| daemon_label->setText(ss.str().c_str()); |
| |
| last = curr; |
| } |
| |
| |
| void oprof_start::fill_events_listbox() |
| { |
| setUpdatesEnabled(false); |
| |
| for (vector<op_event_descr>::reverse_iterator cit = v_events.rbegin(); |
| cit != v_events.rend(); ++cit) { |
| new Q3ListViewItem(events_list, cit->name.c_str()); |
| } |
| |
| setUpdatesEnabled(true); |
| update(); |
| } |
| |
| |
| void oprof_start::display_event(op_event_descr const & descr) |
| { |
| setUpdatesEnabled(false); |
| |
| setup_unit_masks(descr); |
| os_ring_count_cb->setEnabled(true); |
| user_ring_count_cb->setEnabled(true); |
| event_count_edit->setEnabled(true); |
| |
| event_setting & cfg = event_cfgs[descr.name]; |
| |
| os_ring_count_cb->setChecked(cfg.os_ring_count); |
| user_ring_count_cb->setChecked(cfg.user_ring_count); |
| QString count_text; |
| count_text.setNum(cfg.count); |
| event_count_edit->setText(count_text); |
| event_count_validator->setRange(descr.min_count, max_perf_count()); |
| |
| setUpdatesEnabled(true); |
| update(); |
| } |
| |
| |
| bool oprof_start::is_selectable_event(Q3ListViewItem * item) |
| { |
| if (item->isSelected()) |
| return true; |
| |
| selected_events.insert(item); |
| |
| bool ret = false; |
| if (alloc_selected_events()) |
| ret = true; |
| |
| selected_events.erase(item); |
| |
| return ret; |
| } |
| |
| |
| void oprof_start::draw_event_list() |
| { |
| Q3ListViewItem * cur; |
| for (cur = events_list->firstChild(); cur; cur = cur->nextSibling()) { |
| if (is_selectable_event(cur)) |
| cur->setPixmap(0, *green_pixmap); |
| else |
| cur->setPixmap(0, *red_pixmap); |
| } |
| } |
| |
| |
| bool oprof_start::alloc_selected_events() const |
| { |
| vector<op_event const *> events; |
| |
| set<Q3ListViewItem *>::const_iterator it; |
| for (it = selected_events.begin(); it != selected_events.end(); ++it) |
| events.push_back(find_event_by_name((*it)->text(0).latin1(),0,0)); |
| |
| size_t * map = |
| map_event_to_counter(&events[0], events.size(), cpu_type); |
| |
| if (!map) |
| return false; |
| |
| free(map); |
| return true; |
| } |
| |
| void oprof_start::event_selected() |
| { |
| // The deal is simple: QT lack of a way to know what item was the last |
| // (de)selected item so we record a set of selected items and diff |
| // it in the appropriate way with the previous list of selected items. |
| |
| set<Q3ListViewItem *> current_selection; |
| Q3ListViewItem * cur; |
| for (cur = events_list->firstChild(); cur; cur = cur->nextSibling()) { |
| if (cur->isSelected()) |
| current_selection.insert(cur); |
| } |
| |
| // First remove the deselected item. |
| vector<Q3ListViewItem *> new_deselected; |
| set_difference(selected_events.begin(), selected_events.end(), |
| current_selection.begin(), current_selection.end(), |
| back_inserter(new_deselected)); |
| vector<Q3ListViewItem *>::const_iterator it; |
| for (it = new_deselected.begin(); it != new_deselected.end(); ++it) |
| selected_events.erase(*it); |
| |
| // Now try to add the newly selected item if enough HW resource exists |
| vector<Q3ListViewItem *> new_selected; |
| set_difference(current_selection.begin(), current_selection.end(), |
| selected_events.begin(), selected_events.end(), |
| back_inserter(new_selected)); |
| for (it = new_selected.begin(); it != new_selected.end(); ++it) { |
| selected_events.insert(*it); |
| if (!alloc_selected_events()) { |
| (*it)->setSelected(false); |
| selected_events.erase(*it); |
| } else { |
| current_event = *it; |
| } |
| } |
| |
| draw_event_list(); |
| |
| if (current_event) |
| display_event(locate_event(current_event->text(0).latin1())); |
| } |
| |
| |
| void oprof_start::event_over(Q3ListViewItem * item) |
| { |
| op_event_descr const & descr = locate_event(item->text(0).latin1()); |
| |
| string help_str = descr.help_str.c_str(); |
| if (!is_selectable_event(item)) { |
| help_str += " conflicts with:"; |
| |
| set<Q3ListViewItem *>::const_iterator it; |
| for (it = selected_events.begin(); |
| it != selected_events.end(); ) { |
| Q3ListViewItem * temp = *it; |
| selected_events.erase(it++); |
| if (is_selectable_event(item)) { |
| help_str += " "; |
| help_str += temp->text(0).latin1(); |
| } |
| selected_events.insert(temp); |
| } |
| } |
| |
| event_help_label->setText(help_str.c_str()); |
| } |
| |
| |
| /// select the kernel image filename |
| void oprof_start::choose_kernel_filename() |
| { |
| string name = kernel_filename_edit->text().latin1(); |
| string result = do_open_file_or_dir(name, false); |
| |
| if (!result.empty()) |
| kernel_filename_edit->setText(result.c_str()); |
| } |
| |
| |
| // this record the current selected event setting in the event_cfg[] stuff. |
| // FIXME: need validation? |
| void oprof_start::record_selected_event_config() |
| { |
| if (!current_event) |
| return; |
| |
| string name(current_event->text(0).latin1()); |
| |
| event_setting & cfg = event_cfgs[name]; |
| op_event_descr const & curr = locate_event(name); |
| |
| cfg.count = event_count_edit->text().toUInt(); |
| cfg.os_ring_count = os_ring_count_cb->isChecked(); |
| cfg.user_ring_count = user_ring_count_cb->isChecked(); |
| cfg.umask = get_unit_mask(curr); |
| } |
| |
| |
| // validate and save the configuration (The qt validator installed |
| // are not sufficient to do the validation) |
| bool oprof_start::record_config() |
| { |
| config.kernel_filename = kernel_filename_edit->text().latin1(); |
| config.no_kernel = no_vmlinux->isChecked(); |
| |
| uint temp = buffer_size_edit->text().toUInt(); |
| if (temp < OP_MIN_BUF_SIZE || temp > OP_MAX_BUF_SIZE) { |
| ostringstream error; |
| |
| error << "buffer size out of range: " << temp |
| << " valid range is [" << OP_MIN_BUF_SIZE << ", " |
| << OP_MAX_BUF_SIZE << "]"; |
| |
| QMessageBox::warning(this, 0, error.str().c_str()); |
| |
| return false; |
| } |
| config.buffer_size = temp; |
| |
| temp = buffer_watershed_edit->text().toUInt(); |
| // watershed above half of buffer size make little sense. |
| if (temp > config.buffer_size / 2) { |
| ostringstream error; |
| |
| error << "buffer watershed out of range: " << temp |
| << " valid range is [0 (use default), buffer size/2] " |
| << "generally 0.25 * buffer size is fine"; |
| |
| QMessageBox::warning(this, 0, error.str().c_str()); |
| |
| return false; |
| } |
| config.buffer_watershed = temp; |
| |
| temp = cpu_buffer_size_edit->text().toUInt(); |
| if ((temp != 0 && temp < OP_MIN_CPU_BUF_SIZE) || |
| temp > OP_MAX_CPU_BUF_SIZE) { |
| ostringstream error; |
| |
| error << "cpu buffer size out of range: " << temp |
| << " valid range is [" << OP_MIN_CPU_BUF_SIZE << ", " |
| << OP_MAX_CPU_BUF_SIZE << "] (size = 0: use default)"; |
| |
| QMessageBox::warning(this, 0, error.str().c_str()); |
| |
| return false; |
| } |
| config.cpu_buffer_size = temp; |
| |
| temp = note_table_size_edit->text().toUInt(); |
| if (temp < OP_MIN_NOTE_TABLE_SIZE || temp > OP_MAX_NOTE_TABLE_SIZE) { |
| ostringstream error; |
| |
| error << "note table size out of range: " << temp |
| << " valid range is [" << OP_MIN_NOTE_TABLE_SIZE << ", " |
| << OP_MAX_NOTE_TABLE_SIZE << "]"; |
| |
| QMessageBox::warning(this, 0, error.str().c_str()); |
| |
| return false; |
| } |
| config.note_table_size = temp; |
| |
| temp = callgraph_depth_edit->text().toUInt(); |
| if (temp > INT_MAX) { |
| ostringstream error; |
| |
| error << "callgraph depth out of range: " << temp |
| << " valid range is [" << 0 << ", " |
| << INT_MAX << "]"; |
| |
| QMessageBox::warning(this, 0, error.str().c_str()); |
| |
| return false; |
| } |
| config.callgraph_depth = temp; |
| |
| config.verbose = verbose->isChecked(); |
| config.separate_lib = separate_lib_cb->isChecked(); |
| config.separate_kernel = separate_kernel_cb->isChecked(); |
| config.separate_cpu = separate_cpu_cb->isChecked(); |
| config.separate_thread = separate_thread_cb->isChecked(); |
| |
| return true; |
| } |
| |
| |
| void oprof_start::get_unit_mask_part(op_event_descr const & descr, uint num, |
| bool selected, uint & mask) |
| { |
| if (!selected) |
| return; |
| if (num >= descr.unit->num) |
| return; |
| |
| if (descr.unit->unit_type_mask == utm_bitmask) |
| mask |= descr.unit->um[num].value; |
| else |
| mask = descr.unit->um[num].value; |
| } |
| |
| |
| // return the unit mask selected through the unit mask check box |
| uint oprof_start::get_unit_mask(op_event_descr const & descr) |
| { |
| uint mask = 0; |
| |
| if (!descr.unit) |
| return 0; |
| |
| // mandatory mask is transparent for user. |
| if (descr.unit->unit_type_mask == utm_mandatory) { |
| mask = descr.unit->default_mask; |
| return mask; |
| } |
| |
| get_unit_mask_part(descr, 0, check0->isChecked(), mask); |
| get_unit_mask_part(descr, 1, check1->isChecked(), mask); |
| get_unit_mask_part(descr, 2, check2->isChecked(), mask); |
| get_unit_mask_part(descr, 3, check3->isChecked(), mask); |
| get_unit_mask_part(descr, 4, check4->isChecked(), mask); |
| get_unit_mask_part(descr, 5, check5->isChecked(), mask); |
| get_unit_mask_part(descr, 6, check6->isChecked(), mask); |
| get_unit_mask_part(descr, 7, check7->isChecked(), mask); |
| get_unit_mask_part(descr, 8, check8->isChecked(), mask); |
| get_unit_mask_part(descr, 9, check9->isChecked(), mask); |
| get_unit_mask_part(descr, 10, check10->isChecked(), mask); |
| get_unit_mask_part(descr, 11, check11->isChecked(), mask); |
| get_unit_mask_part(descr, 12, check12->isChecked(), mask); |
| get_unit_mask_part(descr, 13, check13->isChecked(), mask); |
| get_unit_mask_part(descr, 14, check14->isChecked(), mask); |
| get_unit_mask_part(descr, 15, check15->isChecked(), mask); |
| return mask; |
| } |
| |
| |
| void oprof_start::hide_masks() |
| { |
| check0->hide(); |
| check1->hide(); |
| check2->hide(); |
| check3->hide(); |
| check4->hide(); |
| check5->hide(); |
| check6->hide(); |
| check7->hide(); |
| check8->hide(); |
| check9->hide(); |
| check10->hide(); |
| check11->hide(); |
| check12->hide(); |
| check13->hide(); |
| check14->hide(); |
| check15->hide(); |
| } |
| |
| |
| void oprof_start::setup_unit_masks(op_event_descr const & descr) |
| { |
| op_unit_mask const * um = descr.unit; |
| |
| hide_masks(); |
| |
| if (!um || um->unit_type_mask == utm_mandatory) |
| return; |
| |
| event_setting & cfg = event_cfgs[descr.name]; |
| |
| unit_mask_group->setExclusive(um->unit_type_mask == utm_exclusive); |
| |
| for (size_t i = 0; i < um->num ; ++i) { |
| QCheckBox * check = 0; |
| switch (i) { |
| case 0: check = check0; break; |
| case 1: check = check1; break; |
| case 2: check = check2; break; |
| case 3: check = check3; break; |
| case 4: check = check4; break; |
| case 5: check = check5; break; |
| case 6: check = check6; break; |
| case 7: check = check7; break; |
| case 8: check = check8; break; |
| case 9: check = check9; break; |
| case 10: check = check10; break; |
| case 11: check = check11; break; |
| case 12: check = check12; break; |
| case 13: check = check13; break; |
| case 14: check = check14; break; |
| case 15: check = check15; break; |
| } |
| check->setText(um->um[i].desc); |
| if (um->unit_type_mask == utm_exclusive) |
| check->setChecked(cfg.umask == um->um[i].value); |
| else |
| check->setChecked(cfg.umask & um->um[i].value); |
| |
| check->show(); |
| } |
| unit_mask_group->setMinimumSize(unit_mask_group->sizeHint()); |
| setup_config_tab->setMinimumSize(setup_config_tab->sizeHint()); |
| } |
| |
| |
| uint oprof_start::max_perf_count() const |
| { |
| return cpu_type == CPU_RTC ? OP_MAX_RTC_COUNT : OP_MAX_PERF_COUNT; |
| } |
| |
| |
| void oprof_start::on_flush_profiler_data() |
| { |
| vector<string> args; |
| args.push_back("--dump"); |
| |
| if (daemon_status().running) |
| do_exec_command(OP_BINDIR "/opcontrol", args); |
| else |
| QMessageBox::warning(this, 0, "The profiler is not started."); |
| } |
| |
| |
| // user is happy of its setting. |
| void oprof_start::on_start_profiler() |
| { |
| // save the current settings |
| record_selected_event_config(); |
| |
| bool one_enable = false; |
| |
| Q3ListViewItem * cur; |
| for (cur = events_list->firstChild(); cur; cur = cur->nextSibling()) { |
| if (!cur->isSelected()) |
| continue; |
| |
| // the missing reference is intended: gcc 2.91.66 can compile |
| // "op_event_descr const & descr = ..." w/o a warning |
| op_event_descr const descr = |
| locate_event(cur->text(0).latin1()); |
| |
| event_setting & cfg = event_cfgs[cur->text(0).latin1()]; |
| |
| one_enable = true; |
| |
| if (!cfg.os_ring_count && !cfg.user_ring_count) { |
| QMessageBox::warning(this, 0, "You must select to " |
| "profile at least one of user binaries/kernel"); |
| return; |
| } |
| |
| if (cfg.count < descr.min_count || |
| cfg.count > max_perf_count()) { |
| ostringstream out; |
| |
| out << "event " << descr.name << " count of range: " |
| << cfg.count << " must be in [ " |
| << descr.min_count << ", " |
| << max_perf_count() |
| << "]"; |
| |
| QMessageBox::warning(this, 0, out.str().c_str()); |
| return; |
| } |
| |
| if (descr.unit && |
| descr.unit->unit_type_mask == utm_bitmask && |
| cfg.umask == 0) { |
| ostringstream out; |
| |
| out << "event " << descr.name << " invalid unit mask: " |
| << cfg.umask << endl; |
| |
| QMessageBox::warning(this, 0, out.str().c_str()); |
| return; |
| } |
| } |
| |
| if (one_enable == false && cpu_type != CPU_TIMER_INT) { |
| QMessageBox::warning(this, 0, "No counters enabled.\n"); |
| return; |
| } |
| |
| if (daemon_status().running) { |
| // gcc 2.91 work around |
| int user_choice = 0; |
| user_choice = |
| QMessageBox::warning(this, 0, |
| "Profiler already started:\n\n" |
| "stop and restart it?", |
| "&Restart", "&Cancel", 0, 0, 1); |
| |
| if (user_choice == 1) |
| return; |
| |
| // this flush profiler data also. |
| on_stop_profiler(); |
| } |
| |
| vector<string> args; |
| |
| // save_config validate and setup the config |
| if (save_config()) { |
| // now actually start |
| args.push_back("--start"); |
| if (config.verbose) |
| args.push_back("--verbose"); |
| do_exec_command(OP_BINDIR "/opcontrol", args); |
| } |
| |
| total_nr_interrupts = 0; |
| timerEvent(0); |
| } |
| |
| |
| bool oprof_start::save_config() |
| { |
| if (!record_config()) |
| return false; |
| |
| vector<string> args; |
| |
| // saving config is done by running opcontrol --setup with appropriate |
| // setted parameters so we use the same config file as command line |
| // tools |
| |
| args.push_back("--setup"); |
| |
| bool one_enabled = false; |
| |
| vector<string> tmpargs; |
| tmpargs.push_back("--setup"); |
| |
| Q3ListViewItem * cur; |
| for (cur = events_list->firstChild(); cur; cur = cur->nextSibling()) { |
| if (!cur->isSelected()) |
| continue; |
| |
| event_setting & cfg = event_cfgs[cur->text(0).latin1()]; |
| |
| op_event_descr const & descr = |
| locate_event(cur->text(0).latin1()); |
| |
| one_enabled = true; |
| |
| string arg = "--event=" + descr.name; |
| arg += ":" + op_lexical_cast<string>(cfg.count); |
| arg += ":" + op_lexical_cast<string>(cfg.umask); |
| arg += ":" + op_lexical_cast<string>(cfg.os_ring_count); |
| arg += ":" + op_lexical_cast<string>(cfg.user_ring_count); |
| |
| tmpargs.push_back(arg); |
| } |
| |
| // only set counters if at least one is enabled |
| if (one_enabled) |
| args = tmpargs; |
| |
| if (config.no_kernel) { |
| args.push_back("--no-vmlinux"); |
| } else { |
| args.push_back("--vmlinux=" + config.kernel_filename); |
| } |
| |
| args.push_back("--buffer-size=" + |
| op_lexical_cast<string>(config.buffer_size)); |
| |
| if (op_get_interface() == OP_INTERFACE_24) { |
| args.push_back("--note-table-size=" + |
| op_lexical_cast<string>(config.note_table_size)); |
| } else { |
| args.push_back("--buffer-watershed=" + |
| op_lexical_cast<string>(config.buffer_watershed)); |
| args.push_back("--cpu-buffer-size=" + |
| op_lexical_cast<string>(config.cpu_buffer_size)); |
| if (op_file_readable("/dev/oprofile/backtrace_depth")) { |
| args.push_back("--callgraph=" + |
| op_lexical_cast<string>(config.callgraph_depth)); |
| } |
| } |
| |
| string sep = "--separate="; |
| |
| if (config.separate_lib) |
| sep += "library,"; |
| if (config.separate_kernel) |
| sep += "kernel,"; |
| if (config.separate_cpu) |
| sep += "cpu,"; |
| if (config.separate_thread) |
| sep += "thread,"; |
| |
| if (sep == "--separate=") |
| sep += "none"; |
| args.push_back(sep); |
| |
| // 2.95 work-around, it didn't like return !do_exec_command() |
| bool ret = !do_exec_command(OP_BINDIR "/opcontrol", args); |
| return ret; |
| } |
| |
| |
| // flush and stop the profiler if it was started. |
| void oprof_start::on_stop_profiler() |
| { |
| vector<string> args; |
| args.push_back("--shutdown"); |
| |
| if (daemon_status().running) |
| do_exec_command(OP_BINDIR "/opcontrol", args); |
| else |
| QMessageBox::warning(this, 0, "The profiler is already stopped."); |
| |
| timerEvent(0); |
| } |
| |
| |
| void oprof_start::on_separate_kernel_cb_changed(int state) |
| { |
| if (state == 2) |
| separate_lib_cb->setChecked(true); |
| } |
| |
| void oprof_start::on_reset_sample_files() |
| { |
| int ret = QMessageBox::warning(this, 0, "Are you sure you want to " |
| "reset your last profile session ?", "Yes", "No", 0, 0, 1); |
| if (!ret) { |
| vector<string> args; |
| args.push_back("--reset"); |
| if (!do_exec_command(OP_BINDIR "/opcontrol", args)) |
| // the next timer event will overwrite the message |
| daemon_label->setText("Last profile session reseted."); |
| else |
| QMessageBox::warning(this, 0, |
| "Can't reset profiling session."); |
| } |
| } |
| |
| |
| /// function object for matching against name |
| class event_name_eq { |
| string name_; |
| public: |
| explicit event_name_eq(string const & s) : name_(s) {} |
| bool operator()(op_event_descr const & d) const { |
| return d.name == name_; |
| } |
| }; |
| |
| |
| // helper to retrieve an event descr through its name. |
| op_event_descr const & oprof_start::locate_event(string const & name) const |
| { |
| return *(find_if(v_events.begin(), v_events.end(), event_name_eq(name))); |
| } |