bool SuperIODevice::start(IOService *provider)
{
if (!super::start(provider)) return false;
// Gigabyte mobos usualy use ITE
if (OSDictionary *matching = serviceMatching(kFakeSMCService)) {
if (IOService *headingProvider = waitForMatchingService(matching, kFakeSMCDefaultWaitTimeout)) {
if (OSString *manufacturer = OSDynamicCast(OSString, headingProvider->getProperty(kOEMInfoManufacturer))) {
if (manufacturer->isEqualTo("Gigabyte")) {
if (!detectITEFamilyChip()) {
UInt16 ite_id = id;
if (!detectWinbondFamilyChip()) {
HWSensorsFatalLog("found unsupported chip! ITE sequence ID=0x%x, Winbond sequence ID=0x%x", ite_id, id);
return false;
}
}
}
}
}
OSSafeRelease(matching);
}
// Other vendors usualy use Winbond family chipsets
if (model == 0) {
if (!detectWinbondFamilyChip()) {
UInt16 wnbnd_id = id;
if (!detectITEFamilyChip()) {
HWSensorsFatalLog("found unsupported chip! ITE sequence ID=0x%x, Winbond sequence ID=0x%x", id, wnbnd_id);
return false;
}
}
}
HWSensorsInfoLog("found %s %s on port=0x%x address=0x%x", vendor, superio_get_model_name(model), port, address);
char string[128];
snprintf(string, sizeof(string), "%s,%s", vendor, superio_get_model_name(model));
setName(string);
//setProperty("name", &string, (UInt32)strlen(string) + 1);
setProperty(kSuperIOHWMAddress, address, 16);
setProperty(kSuperIOControlPort, port, 8);
setProperty(kSuperIOModelValue, model, 16);
setProperty(kSuperIOModelName, superio_get_model_name(model));
setProperty(kSuperIOVendorName, vendor);
setProperty(kSuperIODeviceID, OSData::withBytes(&id, sizeof(id)));
registerService();
return true;
}
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;
}
BrcmFirmwareStore* BrcmPatchRAM::getFirmwareStore()
{
if (!mFirmwareStore)
mFirmwareStore = OSDynamicCast(BrcmFirmwareStore, waitForMatchingService(serviceMatching(kBrcmFirmwareStoreService), 2000UL*1000UL*1000UL));
if (!mFirmwareStore)
AlwaysLog("[%04x:%04x]: BrcmFirmwareStore does not appear to be available.\n", mVendorId, mProductId);
return mFirmwareStore;
}
BrcmFirmwareStore* BrcmPatchRAM::getFirmwareStore()
{
if (!mFirmwareStore)
{
// check to see if it already loaded
mFirmwareStore = OSDynamicCast(BrcmFirmwareStore, waitForMatchingService(serviceMatching(kBrcmFirmwareStoreService), 0));
if (!mFirmwareStore)
{
// not loaded, so publish personality...
publishResourcePersonality(kBrcmFirmwareStoreService);
// and wait...
mFirmwareStore = OSDynamicCast(BrcmFirmwareStore, waitForMatchingService(serviceMatching(kBrcmFirmwareStoreService), 2000UL*1000UL*1000UL));
}
#ifdef NON_RESIDENT
// also need BrcmPatchRAMResidency
IOService* residency = OSDynamicCast(BrcmPatchRAMResidency, waitForMatchingService(serviceMatching(kBrcmPatchRAMResidency), 0));
if (!residency)
{
// not loaded, so publish personality...
publishResourcePersonality(kBrcmPatchRAMResidency);
// and wait...
residency = OSDynamicCast(BrcmPatchRAMResidency, waitForMatchingService(serviceMatching(kBrcmPatchRAMResidency), 2000UL*1000UL*1000UL));
if (residency)
residency->release();
else
AlwaysLog("[%04x:%04x]: BrcmPatchRAMResidency does not appear to be available.\n", mVendorId, mProductId);
}
#endif
}
if (!mFirmwareStore)
AlwaysLog("[%04x:%04x]: BrcmFirmwareStore does not appear to be available.\n", mVendorId, mProductId);
return mFirmwareStore;
}
/**
* For internal use, do not override
*
*/
bool FakeSMCPlugin::start(IOService *provider)
{
if (!super::start(provider))
return false;
if (OSDictionary *matching = serviceMatching(kFakeSMCKeyStoreService)) {
if (!(keyStore = OSDynamicCast(FakeSMCKeyStore, waitForMatchingService(matching, kFakeSMCDefaultWaitTimeout)))) {
HWSensorsFatalLog("still waiting for FakeSMCKeyStore...");
return false;
}
OSSafeRelease(matching);
}
return true;
}
/**
* Wait for VBoxGuest.kext to be started
*/
IOService * org_virtualbox_VBoxVFS::waitForCoreService(void)
{
IOService *service;
OSDictionary *serviceToMatch = serviceMatching("org_virtualbox_VBoxGuest");
if (!serviceToMatch)
{
PINFO("unable to create matching dictionary");
return false;
}
/* Wait 10 seconds for VBoxGuest to be started */
service = waitForMatchingService(serviceToMatch, 10ULL * 1000000000ULL);
serviceToMatch->release();
return service;
}
UInt32 ACPIBacklightPanel::loadFromNVRAM(void)
{
DbgLog("%s::%s()\n", this->getName(),__FUNCTION__);
IORegistryEntry* nvram = IORegistryEntry::fromPath("/chosen/nvram", gIODTPlane);
if (!nvram)
{
DbgLog("%s: no /chosen/nvram, trying IODTNVRAM\n", this->getName());
// probably booting w/ Clover
if (OSDictionary* matching = serviceMatching("IODTNVRAM"))
{
nvram = waitForMatchingService(matching, 1000000000ULL * 15);
matching->release();
}
}
else DbgLog("%s: have nvram from /chosen/nvram\n", this->getName());
UInt32 val = -1;
if (nvram)
{
// need to serialize as getProperty on nvram does not work
if (OSSerialize* serial = OSSerialize::withCapacity(0))
{
nvram->serializeProperties(serial);
if (OSDictionary* props = OSDynamicCast(OSDictionary, OSUnserializeXML(serial->text())))
{
if (OSData* number = OSDynamicCast(OSData, props->getObject(kACPIBacklightLevel)))
{
val = 0;
unsigned l = number->getLength();
if (l <= sizeof(val))
memcpy(&val, number->getBytesNoCopy(), l);
DbgLog("%s: read level from nvram = %d\n", this->getName(), val);
//number->release();
}
else DbgLog("%s: no acpi-backlight-level in nvram\n", this->getName());
props->release();
}
serial->release();
}
nvram->release();
}
return val;
}
bool ACPIACAdapter::start(IOService* provider)
{
if (!IOService::start(provider))
{
IOLog("ACPIACAdapter: IOService::start failed!\n");
return false;
}
fProvider = OSDynamicCast(IOACPIPlatformDevice, provider);
if (!fProvider)
{
IOLog("ACPIACAdapter: provider not IOACPIPlatformDevice\n");
return false;
}
fProvider->retain();
DEBUG_LOG("ACPIBatteryManager::start Version 1.52 starting ACPIACAdapter.\n");
// get tracker for notifications
fTracker = OSDynamicCast(BatteryTracker, waitForMatchingService(serviceMatching(kBatteryTrackerService)));
return true;
}
bool IntelBacklightHandler::start(IOService *provider)
{
if (!super::start(provider))
return false;
IOPCIDevice* pci = OSDynamicCast(IOPCIDevice, provider);
if (!pci)
{
IOLog("IntelBacklightHandler is not an IOPCIDevice... aborting\n");
return false;
}
// setup for direct access
IOService* service = waitForMatchingService(serviceMatching("ACPIBacklightPanel"), 2000UL*1000UL*1000UL);
if (!service)
{
IOLog("ACPIBacklightPanel not found... aborting\n");
return false;
}
ACPIBacklightPanel* panel = OSDynamicCast(ACPIBacklightPanel, service);
if (!panel)
{
IOLog("Backlight service was not ACPIBacklightPanel\n");
return false;
}
// setup BAR1 address...
_baseMap = pci->mapDeviceMemoryWithRegister(kIOPCIConfigBaseAddress0);
if (!_baseMap)
{
IOLog("unable to map BAR1... aborting\n");
return false;
}
_baseAddr = reinterpret_cast<volatile void *>(_baseMap->getVirtualAddress());
if (!_baseAddr)
{
IOLog("unable to get virtual address for BAR1... aborting\n");
return false;
}
OSNumber* num = OSDynamicCast(OSNumber, getProperty("kFrameBufferType"));
if (num == NULL)
{
IOLog("unable to get framebuffer type\n");
return false;
}
_fbtype = num->unsigned32BitValue();
// now register with ACPIBacklight
if (!panel->setBacklightHandler(this, &_params))
{
// setBacklightHandler will return false for old PNLF patches
_baseMap->release();
return false;
}
_panel = panel;
panel->retain();
// register service so ACPIBacklightPanel can proceed...
registerService();
return true;
}
bool FakeSMC::start(IOService *provider)
{
if (!super::start(provider))
return false;
if (!(keyStore = OSDynamicCast(FakeSMCKeyStore, waitForMatchingService(serviceMatching(kFakeSMCKeyStoreService), kFakeSMCDefaultWaitTimeout)))) {
HWSensorsInfoLog("still waiting for FakeSMCKeyStore...");
return false;
// HWSensorsDebugLog("creating FakeSMCKeyStore");
//
// if (!(keyStore = new FakeSMCKeyStore)) {
// HWSensorsInfoLog("failed to create FakeSMCKeyStore");
// return false;
// }
//
// HWSensorsDebugLog("initializing FakeSMCKeyStore");
//
// if (keyStore->initAndStart(this, configuration)) {
// keyStore->setProperty("IOUserClientClass", "FakeSMCKeyStoreUserClient");
// }
// else {
// keyStore->release();
// HWSensorsFatalLog("failed to initialize FakeSMCKeyStore device");
// return false;
// }
}
// if (IOService *resources = waitForMatchingService(serviceMatching("IOResources"), 0))
// this->attach(resources);
OSDictionary *configuration = OSDynamicCast(OSDictionary, getProperty("Configuration"));
// Load preconfigured keys
HWSensorsDebugLog("loading keys...");
if (!configuration) {
HWSensorsFatalLog("no configuration node found!");
return false;
}
if (UInt32 count = keyStore->addKeysFromDictionary(OSDynamicCast(OSDictionary, configuration->getObject("Keys")))) {
HWSensorsInfoLog("%d preconfigured key%s added", count, count == 1 ? "" : "s");
}
else {
HWSensorsWarningLog("no preconfigured keys found");
}
// Load wellknown type names
HWSensorsDebugLog("loading types...");
keyStore->addWellKnownTypesFromDictionary(OSDynamicCast(OSDictionary, configuration->getObject("Types")));
// Set Clover platform keys
if (OSDictionary *dictionary = OSDynamicCast(OSDictionary, configuration->getObject("Clover"))) {
UInt32 count = 0;
if (IORegistryEntry* cloverPlatformNode = fromPath("/efi/platform", gIODTPlane)) {
if (OSIterator *iterator = OSCollectionIterator::withCollection(dictionary)) {
while (OSString *name = OSDynamicCast(OSString, iterator->getNextObject())) {
if (OSData *data = OSDynamicCast(OSData, cloverPlatformNode->getProperty(name))) {
if (OSArray *items = OSDynamicCast(OSArray, dictionary->getObject(name))) {
OSString *key = OSDynamicCast(OSString, items->getObject(0));
OSString *type = OSDynamicCast(OSString, items->getObject(1));
if (keyStore->addKeyWithValue(key->getCStringNoCopy(), type->getCStringNoCopy(), data->getLength(), data->getBytesNoCopy()))
count++;
}
}
}
OSSafeRelease(iterator);
}
}
if (count)
HWSensorsInfoLog("%d key%s exported by Clover EFI", count, count == 1 ? "" : "s");
}
// Check if we have SMC already
bool smcDeviceFound = false;
if (OSDictionary *matching = serviceMatching("IOACPIPlatformDevice")) {
if (OSIterator *iterator = getMatchingServices(matching)) {
OSString *smcNameProperty = OSString::withCString("APP0001");
while (IOService *service = (IOService*)iterator->getNextObject()) {
OSObject *serviceNameProperty = service->getProperty("name");
if (serviceNameProperty && serviceNameProperty->isEqualTo(smcNameProperty)) {
smcDeviceFound = true;
}
}
OSSafeRelease(iterator);
}
OSSafeRelease(matching);
}
if (!smcDeviceFound) {
if (!(smcDevice = new FakeSMCDevice)) {
HWSensorsInfoLog("failed to create SMC device");
return false;
}
IOService *platformExpert = waitForMatchingService(serviceMatching("IOACPIPlatformExpert"), kFakeSMCDefaultWaitTimeout);
if (!smcDevice->initAndStart(platformExpert, this)) {
HWSensorsFatalLog("failed to initialize SMC device");
return false;
}
}
else {
HWSensorsInfoLog("found physical SMC device, will not create virtual one. Providing only basic plugins functionality");
}
int arg_value = 1;
// Load keys from NVRAM
if (PE_parse_boot_argn("-fakesmc-use-nvram", &arg_value, sizeof(arg_value))) {
if (UInt32 count = keyStore->loadKeysFromNVRAM())
HWSensorsInfoLog("%d key%s loaded from NVRAM", count, count == 1 ? "" : "s");
else
HWSensorsInfoLog("NVRAM will be used to store system written keys...");
}
registerService();
return true;
}
