bool SuperIODevice::detectITEFamilyChip()
{
// IT87XX can enter only on port 0x2E
port = 0x2E;
ite_family_enter(port);
id = superio_listen_port_word(port, kSuperIOChipIDRegister);
HWSensorsDebugLog("probing device on 0x%x, id=0x%x", port, id);
ldn = 0;
vendor = "";
switch (id) {
case IT8512F:
case IT8712F:
case IT8716F:
case IT8718F:
case IT8720F:
case IT8721F:
case IT8726F:
case IT8620E:
case IT8728F:
case IT8752F:
case IT8771E:
case IT8772E:
model = id;
ldn = kFintekITEHardwareMonitorLDN;
vendor = "ITE";
break;
}
if (model != 0 && ldn != 0) {
HWSensorsDebugLog("detected %s %s, starting address sanity checks", vendor, superio_get_model_name(model));
superio_select_logical_device(port, ldn);
IOSleep(10);
address = superio_listen_port_word(port, kSuperIOBaseAddressRegister);
IOSleep(10);
UInt16 verify = superio_listen_port_word(port, kSuperIOBaseAddressRegister);
IOSleep(10);
ite_family_exit(port);
if (address != verify || address < 0x100 || (address & 0xF007) != 0)
return false;
return true;
}
else ite_family_exit(port);
return false;
}
/**
* For internal use, do not override
*
*/
void FakeSMCPlugin::stop(IOService* provider)
{
HWSensorsDebugLog("removing handler");
if (OSCollectionIterator *iterator = OSCollectionIterator::withCollection(keyStore->getKeys())) {
while (FakeSMCKey *key = OSDynamicCast(FakeSMCKey, iterator->getNextObject())) {
if (key->getHandler() == this) {
if (FakeSMCSensor *sensor = getSensor(key->getKey())) {
if (sensor->getGroup() == kFakeSMCTachometerSensor) {
UInt8 index = index_of_hex_char(sensor->getKey()[1]);
HWSensorsDebugLog("releasing Fan%X", index);
keyStore->releaseFanIndex(index);
}
}
key->setHandler(NULL);
}
}
OSSafeRelease(iterator);
}
HWSensorsDebugLog("releasing sensors collection");
sensors->flushCollection();
super::stop(provider);
}
void FakeSMCPlugin::stop(IOService* provider)
{
HWSensorsDebugLog("[stop] removing handler");
if (kIOReturnSuccess != storageProvider->callPlatformFunction(kFakeSMCRemoveKeyHandler, true, this, NULL, NULL, NULL))
HWSensorsFatalLog("failed to remove handler from storage provider");
HWSensorsDebugLog("[stop] releasing tachometers");
// Release all tachometers
if (OSCollectionIterator *iterator = OSCollectionIterator::withCollection(sensors)) {
while (OSString *key = OSDynamicCast(OSString, iterator->getNextObject())) {
if (FakeSMCSensor *sensor = getSensor(key->getCStringNoCopy())) {
if (sensor->getGroup() == kFakeSMCTachometerSensor) {
UInt8 index = index_of_hex_char(sensor->getKey()[1]);
HWSensorsInfoLog("releasing Fan%X", index);
if (!releaseFanIndex(index))
HWSensorsErrorLog("failed to release Fan index: %d", index);
}
}
}
OSSafeRelease(iterator);
}
HWSensorsDebugLog("[stop] releasing sensors collection");
sensors->flushCollection();
super::stop(provider);
}
void LPCSensors::tachometerControlInit(UInt8 number, float target)
{
HWSensorsDebugLog("fan control [%d] init with target = %d", number, (int)target);
tachometerControls[number].target = target;
tachometerControls[number].control = readTachometerControl(number);
tachometerControls[number].samples = kLPCSensorsControlSamplingTimeout / kLPCSensorsControlSamplingInterval;
tachometerControls[number].active = true;
if (!timerScheduled) {
timerEventSource->setTimeoutMS(kLPCSensorsControlSamplingInterval);
timerScheduled = true;
HWSensorsDebugLog("timer scheduled");
}
}
bool SuperIOPlugin::addTemperatureSensors(OSDictionary *configuration)
{
HWSensorsDebugLog("adding temperature sensors...");
for (int i = 0; i < temperatureSensorsLimit(); i++)
{
char key[8];
snprintf(key, 8, "TEMPIN%X", i);
if (OSObject* node = configuration->getObject(key)) {
for (int j = 0; j < FakeSMCTemperatureCount; j++) {
if (addSensorFromConfigurationNode(node, FakeSMCTemperature[j].name, FakeSMCTemperature[j].key, FakeSMCTemperature[j].type, FakeSMCTemperature[j].size, kFakeSMCTemperatureSensor, i))
break;
}
if (gpuIndex < 0)
gpuIndex = takeVacantGPUIndex();
if (gpuIndex >= 0) {
snprintf(key, 5, KEY_FORMAT_GPU_HEATSINK_TEMPERATURE, gpuIndex);
if (!addSensorFromConfigurationNode(node, "GPU", key, TYPE_SP78, TYPE_SPXX_SIZE, kFakeSMCTemperatureSensor, i)) {
releaseGPUIndex(gpuIndex);
gpuIndex = -1;
}
}
}
}
return true;
}
FakeSMCKey *FakeSMCKeyStore::addKeyWithHandler(const char *name, const char *type, unsigned char size, FakeSMCKeyHandler *handler)
{
if (FakeSMCKey *key = getKey(name)) {
FakeSMCKeyHandler *existedHandler = key->getHandler();
if (handler->getProbeScore() < existedHandler->getProbeScore()) {
HWSensorsErrorLog("key %s already handled with prioritized handler %s", name, existedHandler ? existedHandler->getName() : "*Unreferenced*");
return 0;
}
else {
HWSensorsInfoLog("key %s handler %s has been replaced with new prioritized handler %s", name, existedHandler ? existedHandler->getName() : "*Unreferenced*", handler ? handler->getName() : "*Unreferenced*");
}
key->setType(type);
key->setSize(size);
key->setHandler(handler);
return key;
}
HWSensorsDebugLog("adding key %s with handler, type: %s, size: %d", name, type, size);
if (FakeSMCKey *key = FakeSMCKey::withHandler(name, type, size, handler)) {
//KEYSLOCK;
keys->setObject(key);
//KEYSUNLOCK;
updateKeyCounterKey();
return key;
}
HWSensorsErrorLog("failed to create key %s", name);
return 0;
}
bool LPCSensors::addTemperatureSensors(OSDictionary *configuration)
{
HWSensorsDebugLog("adding temperature sensors...");
for (int i = 0; i < temperatureSensorsLimit(); i++)
{
char key[8];
snprintf(key, 8, "TEMPIN%X", i);
if (OSObject* node = configuration->getObject(key)) {
if (!addSensorFromNode(node, kFakeSMCCategoryTemperature, kFakeSMCTemperatureSensor, i)) {
if (checkConfigurationNode(configuration, "GPU Die")) {
if (gpuIndex < 0)
gpuIndex = takeVacantGPUIndex();
else
continue;
snprintf(key, 5, KEY_FORMAT_GPU_DIODE_TEMPERATURE, gpuIndex);
if (!addSensorFromConfigurationNode(node, key, TYPE_SP78, TYPE_SPXX_SIZE, kFakeSMCTemperatureSensor, i)) {
releaseGPUIndex(gpuIndex);
gpuIndex = -1;
}
}
}
}
}
return true;
}
bool LPCSensors::addVoltageSensors(OSDictionary *configuration)
{
HWSensorsDebugLog("adding voltage sensors...");
for (int i = 0; i < voltageSensorsLimit(); i++)
{
char key[5];
snprintf(key, 5, "VIN%X", i);
if (OSObject* node = configuration->getObject(key)) {
if (!addSensorFromNode(node, kFakeSMCCategoryVoltage, kFakeSMCVoltageSensor, i)) {
if (checkConfigurationNode(configuration, "GPU Core")) {
if (gpuIndex < 0)
gpuIndex = takeVacantGPUIndex();
else
continue;
snprintf(key, 5, KEY_FORMAT_GPU_VOLTAGE, gpuIndex);
if (!addSensorFromConfigurationNode(node, key, TYPE_FP2E, TYPE_FPXX_SIZE, kFakeSMCVoltageSensor, i)) {
releaseGPUIndex(gpuIndex);
gpuIndex = -1;
}
}
}
}
}
return true;
}
FakeSMCKey *FakeSMCKeyStore::getKey(const char *name)
{
KEYSLOCK;
FakeSMCKey* key = 0;
if (OSCollectionIterator *iterator = OSCollectionIterator::withCollection(keys)) {
// Made the key name valid (4 char long): add trailing spaces if needed
char validKeyNameBuffer[5];
copySymbol(name, validKeyNameBuffer);
while ((key = OSDynamicCast(FakeSMCKey, iterator->getNextObject()))) {
UInt32 key1 = HWSensorsKeyToInt(&validKeyNameBuffer);
UInt32 key2 = HWSensorsKeyToInt(key->getKey());
if (key1 == key2) {
break;
}
}
OSSafeRelease(iterator);
}
KEYSUNLOCK;
if (!key)
HWSensorsDebugLog("key %s not found", name);
return key;
}
FakeSMCKey *FakeSMCKeyStore::getKey(const char *name)
{
//KEYSLOCK;
OSCollection *snapshotKeys = keys->copyCollection();
//KEYSUNLOCK;
if (OSCollectionIterator *iterator = OSCollectionIterator::withCollection(snapshotKeys)) {
char validKeyNameBuffer[5];
copySymbol(name, validKeyNameBuffer);
while (FakeSMCKey *key = OSDynamicCast(FakeSMCKey, iterator->getNextObject())) {
UInt32 key1 = HWSensorsKeyToInt(&validKeyNameBuffer);
UInt32 key2 = HWSensorsKeyToInt(key->getKey());
if (key1 == key2) {
OSSafeRelease(iterator);
OSSafeRelease(snapshotKeys);
return key;
}
}
OSSafeRelease(iterator);
}
OSSafeRelease(snapshotKeys);
HWSensorsDebugLog("key %s not found", name);
return 0;
}
bool SuperIOPlugin::addVoltageSensors(OSDictionary *configuration)
{
HWSensorsDebugLog("adding voltage sensors...");
for (int i = 0; i < voltageSensorsLimit(); i++)
{
char key[5];
snprintf(key, 5, "VIN%X", i);
if (OSObject* node = configuration->getObject(key)) {
for (int j = 0; j < FakeSMCVolatgeCount; j++) {
if (addSensorFromConfigurationNode(node, FakeSMCVolatge[j].name, FakeSMCVolatge[j].key, FakeSMCVolatge[j].type, FakeSMCVolatge[j].size, kFakeSMCVoltageSensor, i))
break;
}
if (gpuIndex < 0)
gpuIndex = takeVacantGPUIndex();
if (gpuIndex >= 0) {
snprintf(key, 5, KEY_FORMAT_GPU_VOLTAGE, gpuIndex);
if (!addSensorFromConfigurationNode(node, "GPU", key, TYPE_FP2E, TYPE_FPXX_SIZE, kFakeSMCVoltageSensor, i)) {
releaseGPUIndex(gpuIndex);
gpuIndex = -1;
}
}
}
}
return true;
}
bool GPUSensors::start(IOService *provider)
{
HWSensorsDebugLog("Starting...");
if (!provider || !super::start(provider))
return false;
if (!(pciDevice = OSDynamicCast(IOPCIDevice, provider))) {
HWSensorsFatalLog("no PCI device");
return false;
}
if (!(workloop = getWorkLoop())) {
HWSensorsFatalLog("failed to obtain workloop");
return false;
}
if (!(timerEventSource = IOTimerEventSource::timerEventSource( this, OSMemberFunctionCast(IOTimerEventSource::Action, this, &GPUSensors::probeEvent)))) {
HWSensorsFatalLog("failed to initialize timer event source");
return false;
}
if (kIOReturnSuccess != workloop->addEventSource(timerEventSource))
{
HWSensorsFatalLog("failed to add timer event source into workloop");
timerEventSource->release();
return false;
}
timerEventSource->setTimeoutMS(500);
return true;
}
void PTIDSensors::parseTemperatureName(OSString *name, UInt32 index)
{
if (name && readTemperature(index)) {
char key[5];
char str[64];
key[0] = '\0';
if (name->isEqualTo("CPU Core Package DTS") || name->isEqualTo("CPU Package Temperature"))
snprintf(key, 5, KEY_CPU_PACKAGE_TEMPERATURE);
else if (name->isEqualTo("CPU Temperature"))
snprintf(key, 5, KEY_CPU_PROXIMITY_TEMPERATURE);
else if (name->isEqualTo("PCH Temperature") || name->isEqualTo("PCH DTS Temperature from PCH"))
snprintf(key, 5, KEY_PCH_DIE_TEMPERATURE);
else if (name->isEqualTo("MCH DTS Temperature from PCH"))
snprintf(key, 5, KEY_MCH_DIODE_TEMPERATURE);
else if (name->isEqualTo("Ambient Temperature"))
snprintf(key, 5, KEY_AMBIENT_TEMPERATURE);
else {
for (UInt8 i = 0; i < 4; i++) {
snprintf(str, 64, "TS-on-DIMM%X Temperature", i);
if (name->isEqualTo(str)) {
snprintf(key, 5, KEY_FORMAT_DIMM_TEMPERATURE, i);
break;
}
snprintf(str, 64, "Channel %X DIMM Temperature", i);
if (name->isEqualTo(str)) {
snprintf(key, 5, KEY_FORMAT_DIMM_TEMPERATURE, i);
break;
}
}
if (key[0] == '\0') {
for (UInt8 i = 0; i < 8; i++) {
snprintf(str, 64, "TZ0%X _TMP", i);
if (name->isEqualTo(str)) {
snprintf(key, 5, KEY_FORMAT_THERMALZONE_TEMPERATURE, i + 1);
break;
}
snprintf(str, 64, "CPU Core %X DTS", i);
if (name->isEqualTo(str)) {
snprintf(key, 5, KEY_FORMAT_CPU_DIODE_TEMPERATURE, i);
break;
}
}
}
}
if (key[0] != '\0') {
HWSensorsDebugLog("adding %s sensor", name->getCStringNoCopy());
addSensor(key, TYPE_SP78, TYPE_SPXX_SIZE, kFakeSMCTemperatureSensor, index);
}
}
}
UInt32 FakeSMCDevice::loadKeysFromNVRAM()
{
UInt32 count = 0;
// Find driver and load keys from NVRAM
if (OSDictionary *matching = serviceMatching("IODTNVRAM")) {
if (IODTNVRAM *nvram = OSDynamicCast(IODTNVRAM, waitForMatchingService(matching, 1000000000ULL * 15))) {
useNVRAM = true;
if ((genericNVRAM = (0 == strncmp(nvram->getName(), "AppleNVRAM", sizeof("AppleNVRAM")))))
HWSensorsInfoLog("fallback to generic NVRAM methods");
OSSerialize *s = OSSerialize::withCapacity(0); // Workaround for IODTNVRAM->getPropertyTable returns IOKitPersonalities instead of NVRAM properties dictionary
if (nvram->serializeProperties(s)) {
if (OSDictionary *props = OSDynamicCast(OSDictionary, OSUnserializeXML(s->text()))) {
if (OSCollectionIterator *iterator = OSCollectionIterator::withCollection(props)) {
size_t prefix_length = strlen(kFakeSMCKeyPropertyPrefix);
char name[5]; name[4] = 0;
char type[5]; type[4] = 0;
while (OSString *property = OSDynamicCast(OSString, iterator->getNextObject())) {
const char *buffer = static_cast<const char *>(property->getCStringNoCopy());
if (property->getLength() >= prefix_length + 1 + 4 + 1 + 0 && 0 == strncmp(buffer, kFakeSMCKeyPropertyPrefix, prefix_length)) {
if (OSData *data = OSDynamicCast(OSData, props->getObject(property))) {
strncpy(name, buffer + prefix_length + 1, 4); // fakesmc-key-???? ->
strncpy(type, buffer + prefix_length + 1 + 4 + 1, 4); // fakesmc-key-xxxx-???? ->
if (addKeyWithValue(name, type, data->getLength(), data->getBytesNoCopy())) {
HWSensorsDebugLog("key %s of type %s loaded from NVRAM", name, type);
count++;
}
}
}
}
OSSafeRelease(iterator);
}
OSSafeRelease(props);
}
}
OSSafeRelease(s);
OSSafeRelease(nvram);
}
else {
HWSensorsWarningLog("NVRAM is unavailable");
}
OSSafeRelease(matching);
}
return count;
}
void LPCSensors::tachometerControlCancel(UInt8 number)
{
disableTachometerControl(number);
tachometerControls[number].active = false;
HWSensorsDebugLog("fan control [%d] canceled", number);
}
IOReturn GPUSensors::delayedStartEvent()
{
HWSensorsDebugLog("delayed start...");
onAcceleratorFound(pciDevice);
releaseTimerEventSource(timerEventSource);
return kIOReturnSuccess;
}
void GPUSensors::stop(IOService *provider)
{
HWSensorsDebugLog("Stop...");
releaseTimerEventSource(timerEventSource);
super::stop(provider);
}
bool LPCSensors::tachometerControlSample(UInt8 number)
{
if (tachometerControls[number].active) {
float value = readTachometer(number);
tachometerControls[number].error = tachometerControls[number].target - value;
float difference = tachometerControls[number].error - tachometerControls[number].prevError;
double derivative = difference / (kLPCSensorsControlSamplingInterval / 1000.0);
tachometerControls[number].integral += tachometerControls[number].error *
(kLPCSensorsControlSamplingInterval / 1000.0);
tachometerControls[number].prevError = tachometerControls[number].error;
float drive =
tachometerControls[number].error * kLPCSensorsKp +
tachometerControls[number].integral * kLPCSensorsKi +
derivative * kLPCSensorsKd;
tachometerControls[number].control += drive;
tachometerControls[number].control = CLIP_CONTROL(tachometerControls[number].control);
HWSensorsDebugLog("fan control [%d] probe error = %d control = %d drive = %d",
number,
(int)tachometerControls[number].error,
(int)tachometerControls[number].control,
(int)drive);
writeTachometerControl(number, tachometerControls[number].control);
if (--tachometerControls[number].samples <= 0) {
HWSensorsDebugLog("fan control [%d] finished", number);
tachometerControls[number].active = false;
return false;
}
return true;
}
return false;
}
FakeSMCKey *FakeSMCKeyStore::getKey(unsigned int index)
{
//KEYSLOCK;
FakeSMCKey *key = OSDynamicCast(FakeSMCKey, keys->getObject(index));
//KEYSUNLOCK;
if (!key) HWSensorsDebugLog("key with index %d not found", index);
return key;
}
bool GmaSensors::managedStart(IOService *provider)
{
IOPhysicalAddress bar = (IOPhysicalAddress)((pciDevice->configRead32(kMCHBAR)) & ~0xf);
HWSensorsDebugLog("Fx3100: register space=%08lx", (long unsigned int)bar);
if(IOMemoryDescriptor * theDescriptor = IOMemoryDescriptor::withPhysicalAddress (bar, 0x2000, kIODirectionOutIn)) {
if ((mmio = theDescriptor->map())) {
mmio_base = (volatile UInt8 *)mmio->getVirtualAddress();
/*HWSensorsDebugLog("MCHBAR mapped");
for (int i = 0; i < 0x2f; i += 16) {
HWSensorsDebugLog("%04lx: ", (long unsigned int)i+0x1000);
for (int j=0; j<16; j += 1) {
HWSensorsDebugLog("%02lx ", (long unsigned int)INVID8(i+j+0x1000));
}
HWSensorsDebugLog("");
}*/
}
else {
HWSensorsInfoLog("MCHBAR failed to map");
return false;
}
}
enableExclusiveAccessMode();
//Find card number
gpuIndex = takeVacantGPUIndex();
if (gpuIndex < 0) {
HWSensorsFatalLog("failed to obtain vacant GPU index");
return false;
}
char key[5];
snprintf(key, 5, KEY_FORMAT_GPU_PROXIMITY_TEMPERATURE, gpuIndex);
if (!addSensor(key, TYPE_SP78, 2, kFakeSMCTemperatureSensor, 0)) {
HWSensorsFatalLog("failed to register temperature sensor");
releaseGPUIndex(gpuIndex);
gpuIndex = -1;
return false;
}
disableExclusiveAccessMode();
registerService();
return true;
}
OSDictionary *FakeSMCPlugin::getConfigurationNode(OSDictionary *root, OSString *name)
{
OSDictionary *configuration = NULL;
if (root && name) {
HWSensorsDebugLog("looking up for configuration node: %s", name->getCStringNoCopy());
if (!(configuration = OSDynamicCast(OSDictionary, root->getObject(name))))
if (OSString *link = OSDynamicCast(OSString, root->getObject(name)))
configuration = getConfigurationNode(root, link);
}
return configuration;
}
OSDictionary *SuperIOMonitor::lookupConfiguration(OSDictionary *root, OSString *name)
{
OSDictionary *configuration = NULL;
if (root && name) {
HWSensorsDebugLog("looking up for configuration node: %s", name->getCStringNoCopy());
if (!(configuration = OSDynamicCast(OSDictionary, root->getObject(name))))
if (OSString *link = OSDynamicCast(OSString, root->getObject(name)))
configuration = lookupConfiguration(root, link);
}
return configuration;
}
bool SuperIOPlugin::addTachometerSensors(OSDictionary *configuration)
{
HWSensorsDebugLog("adding tachometer sensors...");
for (int i = 0; i < tachometerSensorsLimit(); i++) {
char key[7];
snprintf(key, 7, "FANIN%X", i);
if (OSString* name = OSDynamicCast(OSString, configuration->getObject(key)))
if (!addTachometer(i, (name->getLength() > 0 ? name->getCStringNoCopy() : 0)))
HWSensorsWarningLog("failed to add tachometer sensor %d", i);
}
return true;
}
FakeSMCSensor *FakeSMCPlugin::addSensor(const char *key, const char *type, UInt8 size, UInt32 group, UInt32 index, float reference, float gain, float offset)
{
if (getSensor(key)) {
HWSensorsDebugLog("will not add handler for key %s, key already handled", key);
return NULL;
}
if (FakeSMCSensor *sensor = FakeSMCSensor::withOwner(this, key, type, size, group, index, reference, gain, offset)) {
if (addSensor(sensor))
return sensor;
else
OSSafeRelease(sensor);
}
return NULL;
}
bool LPCSensors::addTachometerSensors(OSDictionary *configuration)
{
HWSensorsDebugLog("adding tachometer sensors...");
char key[7];
UInt16 value = 0;
// FAN manual control key
addSensorForKey(KEY_FAN_MANUAL, SMC_TYPE_UI16, SMC_TYPE_UI16_SIZE, kLPCSensorsFanManualSwitch, 0);
int location = LEFT_LOWER_FRONT;
for (int i = 0; i < tachometerSensorsLimit(); i++) {
UInt8 fanIndex;
snprintf(key, 7, "FANIN%X", i);
if (OSString* name = OSDynamicCast(OSString, configuration->getObject(key))){
if (addTachometer(i, name->getLength() > 0 ? name->getCStringNoCopy() : 0, FAN_RPM, 0, (FanLocationType)location++, &fanIndex)){
if (isTachometerControlable(i) && fanIndex < UINT8_MAX) {
tachometerControls[i].number = fanIndex;
tachometerControls[i].target = -1;
tachometerControls[i].minimum = -1;
// Minimum RPM and fan control sensor
snprintf(key, 5, KEY_FORMAT_FAN_MIN, fanIndex);
addSensorForKey(key, SMC_TYPE_FPE2, SMC_TYPE_FPXX_SIZE, kLPCSensorsFanMinController, i);
// Maximum RPM
snprintf(key, 5, KEY_FORMAT_FAN_MAX, fanIndex);
FakeSMCKey::encodeFloatValue(kLPCSensorsMaxRPM, SMC_TYPE_FPE2, SMC_TYPE_FPXX_SIZE, &value);
setKeyValue(key, SMC_TYPE_FPE2, SMC_TYPE_FPXX_SIZE, &value);
// Target RPM and fan control sensor
snprintf(key, 5, KEY_FORMAT_FAN_TARGET, fanIndex);
addSensorForKey(key, SMC_TYPE_FPE2, SMC_TYPE_FPXX_SIZE, kLPCSensorsFanTargetController, i);
}
}
else HWSensorsWarningLog("failed to add tachometer sensor %d", i);
}
}
return true;
}
bool GPUSensors::start(IOService *provider)
{
HWSensorsDebugLog("Starting...");
int arg_value = 1;
if (PE_parse_boot_argn("-gpusensors-disable", &arg_value, sizeof(arg_value))) {
return false;
}
if (!provider || !super::start(provider))
return false;
if (!(pciDevice = OSDynamicCast(IOPCIDevice, provider))) {
HWSensorsFatalLog("no PCI device");
return false;
}
if (!onStartUp(provider))
return false;
if (shouldWaitForAccelerator()) {
if (!(workloop = getWorkLoop())) {
HWSensorsFatalLog("failed to obtain workloop");
return false;
}
if (!(timerEventSource = IOTimerEventSource::timerEventSource( this, OSMemberFunctionCast(IOTimerEventSource::Action, this, &GPUSensors::probeEvent)))) {
HWSensorsFatalLog("failed to initialize startup check timer event source");
return false;
}
if (kIOReturnSuccess != workloop->addEventSource(timerEventSource))
{
HWSensorsFatalLog("failed to add startup check timer event source into workloop");
timerEventSource->release();
return false;
}
timerEventSource->setTimeoutMS(100);
}
else return managedStart(provider);
return true;
}
IOReturn GPUSensors::probeEvent()
{
HWSensorsDebugLog("Probe event...");
if (acceleratorLoadedCheck()) {
releaseTimerEventSource;
onAcceleratorFound(pciDevice);
}
else if (probeCounter++ == (1000.0f / (float)kGPUSensorsAcceleratorWaitCycle) * 45) {
releaseTimerEventSource;
onTimeoutExceeded(pciDevice);
}
else {
if (probeCounter > 0 && !(probeCounter % ((int)(1000.0f / (float)kGPUSensorsAcceleratorWaitCycle) * 15)))
HWSensorsInfoLog("still waiting for accelerator to start...");
timerEventSource->setTimeoutMS(kGPUSensorsAcceleratorWaitCycle);
}
return kIOReturnSuccess;
}
IOReturn LPCSensors::woorkloopTimerEvent(void)
{
bool active = false;
for (int index = 0; index < tachometerSensorsLimit(); index ++) {
if (tachometerControls[index].active && tachometerControlSample(index)) {
active = true;
}
}
if (active) {
timerEventSource->setTimeoutMS(kLPCSensorsControlSamplingInterval);
timerScheduled = true;
HWSensorsDebugLog("timer scheduled");
}
else {
timerScheduled = false;
}
return kIOReturnSuccess;
}
bool GeforceSensors::startupCheck(IOService *provider)
{
HWSensorsDebugLog("Initializing...");
struct nouveau_device *device = &card;
if ((card.card_index = takeVacantGPUIndex()) < 0) {
nv_fatal(device, "failed to take vacant GPU index\n");
return false;
}
// map device memory
if ((device->pcidev = pciDevice)) {
device->pcidev->setMemoryEnable(true);
if ((device->mmio = device->pcidev->mapDeviceMemoryWithIndex(0))) {
nv_debug(device, "memory mapped successfully\n");
}
else {
nv_fatal(device, "failed to map memory\n");
return false;
}
}
else {
HWSensorsFatalLog("(pci%d): [Fatal] failed to assign PCI device", pciDevice->getBusNumber());
return false;
}
// identify chipset
if (!nouveau_identify(device)) {
return false;
}
if (!shadowBios()) {
nv_error(device, "early VBIOS shadow failed, will try after accelerator started\n");
}
return true;
}
bool SuperIOMonitor::addTemperatureSensors(OSDictionary *configuration)
{
HWSensorsDebugLog("adding temperature sensors...");
for (int i = 0; i < temperatureSensorsLimit(); i++)
{
char key[8];
OSString* name;
float reference = 0.0f;
float gain = 0.0f;
float offset = 0.0f;
snprintf(key, 8, "TEMPIN%X", i);
if (process_sensor_entry(configuration->getObject(key), &name, &reference, &gain, &offset)) {
if (name->isEqualTo("CPU")) {
if (!addSensor(KEY_CPU_HEATSINK_TEMPERATURE, TYPE_SP78, TYPE_SPXX_SIZE, kSuperIOTemperatureSensor, i, reference, gain, offset))
HWSensorsWarningLog("can't add CPU temperature sensor");
}
if (name->isEqualTo("CPU Proximity")) {
if (!addSensor(KEY_CPU_PROXIMITY_TEMPERATURE, TYPE_SP78, TYPE_SPXX_SIZE, kSuperIOTemperatureSensor, i, reference, gain, offset))
HWSensorsWarningLog("can't add CPU Proximity temperature sensor");
}
else if (name->isEqualTo("System")) {
if (!addSensor(KEY_NORTHBRIDGE_TEMPERATURE, TYPE_SP78, TYPE_SPXX_SIZE, kSuperIOTemperatureSensor, i, reference, gain, offset))
HWSensorsWarningLog("can't add System temperature sensor");
}
else if (name->isEqualTo("Ambient")) {
if (!addSensor(KEY_AMBIENT_TEMPERATURE, TYPE_SP78, TYPE_SPXX_SIZE, kSuperIOTemperatureSensor, i, reference, gain, offset))
HWSensorsWarningLog("can't add Ambient temperature sensor");
}
else if (name->isEqualTo("PCH")) {
if (!addSensor(KEY_PCH_DIE_TEMPERATURE, TYPE_SP78, TYPE_SPXX_SIZE, kSuperIOTemperatureSensor, i, reference, gain, offset))
HWSensorsWarningLog("can't add PCH temperature sensor");
}
}
}
return true;
}
