public static function read_sensor()
{
// Determine the current processor frequency
$cpu_core = 0;
// TODO: for now just monitoring the first core
$info = 0;
if (phodevi::is_linux()) {
// First, the ideal way, with modern CPUs using CnQ or EIST and cpuinfo reporting the current
if (is_file('/sys/devices/system/cpu/cpu' . $cpu_core . '/cpufreq/scaling_cur_freq')) {
$info = pts_file_io::file_get_contents('/sys/devices/system/cpu/cpu' . $cpu_core . '/cpufreq/scaling_cur_freq');
$info = intval($info) / 1000;
} else {
if (is_file('/proc/cpuinfo')) {
$cpu_speeds = phodevi_linux_parser::read_cpuinfo('cpu MHz');
if (isset($cpu_speeds[0])) {
$cpu_core = isset($cpu_speeds[$cpu_core]) ? $cpu_core : 0;
$info = intval($cpu_speeds[$cpu_core]);
}
}
}
} else {
if (phodevi::is_solaris()) {
$info = shell_exec('psrinfo -v | grep MHz');
$info = substr($info, strrpos($info, 'at') + 3);
$info = trim(substr($info, 0, strpos($info, 'MHz')));
} else {
if (phodevi::is_bsd()) {
$info = phodevi_bsd_parser::read_sysctl('dev.cpu.0.freq');
} else {
if (phodevi::is_macosx()) {
$info = phodevi_osx_parser::read_osx_system_profiler('SPHardwareDataType', 'ProcessorSpeed');
if (($cut_point = strpos($info, ' ')) > 0) {
$info = substr($info, 0, $cut_point);
$info = str_replace(',', '.', $info);
}
if ($info < 100) {
$info *= 1000;
}
}
}
}
}
return pts_math::set_precision($info, 2);
}
public static function cpu_model()
{
// Returns the processor name / frequency information
$info = null;
if (isset(phodevi::$vfs->cpuinfo)) {
$physical_cpu_ids = phodevi_linux_parser::read_cpuinfo('physical id');
$physical_cpu_count = count(array_unique($physical_cpu_ids));
$cpu_strings = phodevi_linux_parser::read_cpuinfo(array('model name', 'Processor', 'cpu', 'cpu model'));
$cpu_strings_unique = array_unique($cpu_strings);
if ($physical_cpu_count == 1 || empty($physical_cpu_count)) {
// Just one processor
if (isset($cpu_strings[0]) && ($cut = strpos($cpu_strings[0], ' (')) !== false) {
$cpu_strings[0] = substr($cpu_strings[0], 0, $cut);
}
$info = isset($cpu_strings[0]) ? $cpu_strings[0] : null;
if (strpos($info, 'ARM') !== false) {
if (is_dir('/sys/devices/system/exynos-core/') && stripos($info, 'Exynos') === false) {
$info = 'Exynos ' . $info;
}
}
} else {
if ($physical_cpu_count > 1 && count($cpu_strings_unique) == 1) {
// Multiple processors, same model
$info = $physical_cpu_count . ' x ' . $cpu_strings[0];
} else {
if ($physical_cpu_count > 1 && count($cpu_strings_unique) > 1) {
// Multiple processors, different models
$current_id = -1;
$current_string = $cpu_strings[0];
$current_count = 0;
$cpus = array();
for ($i = 0; $i < count($physical_cpu_ids); $i++) {
if ($current_string != $cpu_strings[$i] || $i == count($physical_cpu_ids) - 1) {
array_push($cpus, $current_count . ' x ' . $current_string);
$current_string = $cpu_strings[$i];
$current_count = 0;
}
if ($physical_cpu_ids[$i] != $current_id) {
$current_count++;
$current_id = $physical_cpu_ids[$i];
}
}
$info = implode(', ', $cpus);
}
}
}
} else {
if (phodevi::is_solaris()) {
$dmi_cpu = phodevi_solaris_parser::read_sun_ddu_dmi_info('CPUType', '-C');
if (count($dmi_cpu) == 0) {
$dmi_cpu = phodevi_solaris_parser::read_sun_ddu_dmi_info('ProcessorName');
}
if (count($dmi_cpu) > 0) {
$info = $dmi_cpu[0];
} else {
$info = trim(shell_exec('dmesg 2>&1 | grep cpu0'));
$info = trim(substr($info, strrpos($info, 'cpu0:') + 6));
if (empty($info)) {
$info = array_pop(phodevi_solaris_parser::read_sun_ddu_dmi_info('ProcessorManufacturer'));
}
}
//TODO: Add in proper support for reading multiple CPUs, similar to the code from above
$physical_cpu_count = count(phodevi_solaris_parser::read_sun_ddu_dmi_info('ProcessorSocketType'));
if ($physical_cpu_count > 1 && !empty($info)) {
// TODO: For now assuming when multiple CPUs are installed, that they are of the same type
$info = $physical_cpu_count . ' x ' . $info;
}
} else {
if (phodevi::is_bsd()) {
$info = phodevi_bsd_parser::read_sysctl('hw.model');
} else {
if (phodevi::is_macosx()) {
$info = phodevi_osx_parser::read_osx_system_profiler('SPHardwareDataType', 'ProcessorName');
} else {
if (phodevi::is_windows()) {
$info = phodevi_windows_parser::read_cpuz('Processor 1', 'Name');
if (!$info) {
$info = getenv('PROCESSOR_IDENTIFIER');
}
}
}
}
}
}
if (empty($info)) {
$info = 'Unknown';
} else {
if (($strip_point = strpos($info, '@')) > 0) {
$info = trim(substr($info, 0, $strip_point));
// stripping out the reported freq, since the CPU could be overclocked, etc
}
$info = pts_strings::strip_string($info);
// It seems Intel doesn't report its name when reporting Pentium hardware
if (strpos($info, 'Pentium') !== false && strpos($info, 'Intel') === false) {
$info = 'Intel ' . $info;
}
if (substr($info, 0, 5) == 'Intel') {
$cpu_words = explode(' ', $info);
$cpu_words_count = count($cpu_words);
// Convert strings like 'Intel Core i7 M 620' -> 'Intel Core i7 620M' and 'Intel Core i7 X 990' -> 'Intel Core i7 990X' to better reflect Intel product marketing names
if ($cpu_words_count > 4 && is_numeric($cpu_words[$cpu_words_count - 1]) && strlen($cpu_words[$cpu_words_count - 2]) == 1 && strlen($cpu_words[$cpu_words_count - 3]) == 2) {
$cpu_words[$cpu_words_count - 1] .= $cpu_words[$cpu_words_count - 2];
unset($cpu_words[$cpu_words_count - 2]);
$info = implode(' ', $cpu_words);
}
}
}
return $info;
}
public static function motherboard_string()
{
// Returns the motherboard / system model name or number
$info = null;
if (phodevi::is_macosx()) {
$info = phodevi_osx_parser::read_osx_system_profiler('SPHardwareDataType', 'ModelName');
} else {
if (phodevi::is_solaris()) {
$manufacturer = phodevi_solaris_parser::read_sun_ddu_dmi_info(array('MotherBoardInformation,Manufacturer', 'SystemInformation,Manufacturer'));
$product = phodevi_solaris_parser::read_sun_ddu_dmi_info(array('MotherBoardInformation,Product', 'SystemInformation,Product', 'SystemInformation,Model'));
if (count($manufacturer) == 1 && count($product) == 1) {
$info = $manufacturer[0] . ' ' . $product[0];
}
} else {
if (phodevi::is_bsd()) {
$vendor = phodevi_bsd_parser::read_kenv('smbios.system.maker');
$product = phodevi_bsd_parser::read_kenv('smbios.system.product');
$version = phodevi_bsd_parser::read_kenv('smbios.system.version');
// for at least Lenovo ThinkPads this is where it displays ThinkPad model
if ($vendor != null && ($product != null || $version != null)) {
$info = $vendor . ' ' . $product . ' ' . $version;
} else {
if (($vendor = phodevi_bsd_parser::read_sysctl('hw.vendor')) != false && ($version = phodevi_bsd_parser::read_sysctl(array('hw.version', 'hw.product'))) != false) {
$info = trim($vendor . ' ' . $version);
} else {
if (($acpi = phodevi_bsd_parser::read_sysctl('dev.acpi.0.%desc')) != false) {
$info = trim($acpi);
}
}
}
} else {
if (phodevi::is_linux()) {
$vendor = phodevi_linux_parser::read_sys_dmi(array('board_vendor', 'sys_vendor'));
$name = phodevi_linux_parser::read_sys_dmi(array('board_name', 'product_name'));
$version = phodevi_linux_parser::read_sys_dmi(array('board_version', 'product_version'));
if ($vendor != false && $name != false) {
$info = strpos($name . ' ', $vendor . ' ') === false ? $vendor . ' ' : null;
$info .= $name;
if ($version != false && strpos($info, $version) === false && pts_strings::string_only_contains($version, pts_strings::CHAR_NUMERIC | pts_strings::CHAR_DECIMAL)) {
$info .= (substr($version, 0, 1) == 'v' ? ' ' : ' v') . $version;
}
}
if (empty($info)) {
if ($info == null) {
$hw_string = phodevi_linux_parser::read_cpuinfo('Hardware');
if (count($hw_string) == 1) {
$info = $hw_string[0];
}
}
$bios_vendor = phodevi_linux_parser::read_sys_dmi('bios_vendor');
$bios_version = phodevi_linux_parser::read_sys_dmi('bios_version');
if ($bios_vendor != null) {
$info = $bios_vendor . ' ' . $bios_version;
}
if ($info == null) {
$hw_string = phodevi_linux_parser::read_cpuinfo('machine');
if (count($hw_string) == 1) {
$info = $hw_string[0];
}
}
}
if (empty($info)) {
$info = phodevi_linux_parser::read_sys_dmi('product_name');
}
if (empty($info) && is_file('/sys/bus/soc/devices/soc0/machine')) {
$info = pts_file_io::file_get_contents('/sys/bus/soc/devices/soc0/machine');
}
if (empty($info)) {
// Works on the MIPS Creator CI20
$hardware = phodevi_linux_parser::read_cpuinfo('Hardware');
if (!empty($hardware)) {
$info = array_pop($hardware);
}
}
} else {
if (phodevi::is_windows()) {
$info = phodevi_windows_parser::read_cpuz('Mainboard Model', null);
}
}
}
}
}
if ((strpos($info, 'Mac ') !== false || strpos($info, 'MacBook') !== false) && strpos($info, 'Apple') === false) {
$info = 'Apple ' . $info;
}
// ensure words aren't repeated (e.g. VMware VMware Virtual and MSI MSI X58M (MS-7593))
$info = implode(' ', array_unique(explode(' ', $info)));
return $info;
}
private function cpu_freq_linux()
{
$frequency = -1;
// First, the ideal way, with modern CPUs using CnQ or EIST and cpuinfo reporting the current frequency.
if (is_file('/sys/devices/system/cpu/' . $this->cpu_to_monitor . '/cpufreq/scaling_cur_freq')) {
$frequency = pts_file_io::file_get_contents('/sys/devices/system/cpu/' . $this->cpu_to_monitor . '/cpufreq/scaling_cur_freq');
$frequency = intval($frequency) / 1000;
} else {
if (is_file('/proc/cpuinfo')) {
$cpu_speeds = phodevi_linux_parser::read_cpuinfo('cpu MHz');
$cpu_number = intval(substr($this->cpu_to_monitor, 3));
//cut 'cpu' from the beginning
if (!isset($cpu_speeds[$cpu_number])) {
return -1;
}
$frequency = intval($cpu_speeds[$cpu_number]);
}
}
return $frequency;
}