static IORegistryEntry *
MakeReferenceTable( DTEntry dtEntry, bool copy )
{
IORegistryEntry *regEntry;
OSDictionary *propTable;
const OSSymbol *nameKey;
OSData *data;
const OSSymbol *sym;
DTPropertyIterator dtIter;
void *prop;
unsigned int propSize;
char *name;
char location[ 32 ];
bool noLocation = true;
regEntry = new IOService;
if( regEntry && (false == regEntry->init())) {
regEntry->release();
regEntry = 0;
}
if( regEntry &&
(kSuccess == DTCreatePropertyIterator( dtEntry, &dtIter))) {
propTable = regEntry->getPropertyTable();
while( kSuccess == DTIterateProperties( dtIter, &name)) {
if( kSuccess != DTGetProperty( dtEntry, name, &prop, &propSize ))
continue;
if( copy) {
nameKey = OSSymbol::withCString(name);
data = OSData::withBytes(prop, propSize);
} else {
nameKey = OSSymbol::withCStringNoCopy(name);
data = OSData::withBytesNoCopy(prop, propSize);
}
assert( nameKey && data );
propTable->setObject( nameKey, data);
data->release();
nameKey->release();
if( nameKey == gIODTNameKey ) {
if( copy)
sym = OSSymbol::withCString( (const char *) prop);
else
sym = OSSymbol::withCStringNoCopy( (const char *) prop);
regEntry->setName( sym );
sym->release();
} else if( nameKey == gIODTUnitKey ) {
// all OF strings are null terminated... except this one
if( propSize >= (int) sizeof(location))
propSize = sizeof(location) - 1;
strncpy( location, (const char *) prop, propSize );
location[ propSize ] = 0;
regEntry->setLocation( location );
propTable->removeObject( gIODTUnitKey );
noLocation = false;
} else if(noLocation && (!strncmp(name, "reg", sizeof("reg")))) {
// default location - override later
snprintf(location, sizeof(location), "%X", *((uint32_t *) prop));
regEntry->setLocation( location );
}
}
DTDisposePropertyIterator( dtIter);
}
return( regEntry);
}
static void createNubs(IOService *provider) {
const char nameID[2][8] = {"@0,name", "@1,name"};
const char name[11] = "Aty,Radeon";
const char typeID[2][15] = {"@0,device_type", "@1,device_type"};
const char type[] = "display";
OSObject *tempObj;
int i;
if (provider->getProperty(kIONDRVIgnoreKey)) return;
provider->setProperty(kIONDRVIgnoreKey, kOSBooleanTrue); //prevent IONDRVFramebuffer from match
LOG("createNubs\n");
if (!provider->getProperty("@0,name") && !provider->getProperty("@1,name")) {
for (i = 0;i < 2;i++) { // Debug
tempObj = OSData::withBytes(name, 11);
provider->setProperty(nameID[i], tempObj);
tempObj->release();
tempObj = OSData::withBytes(type, 8);
provider->setProperty(typeID[i], tempObj);
tempObj->release();
}
}
// have to move below part from IONDRVFramebuffer to make it work
IORegistryIterator * iter;
IORegistryEntry * next;
IOService * newNub;
OSArray * toDo = 0;
bool firstLevel;
OSData * data;
if (provider->getProperty("@0,name"))
{
OSDictionary * dict;
OSCollectionIterator * keys;
const OSSymbol * key;
char buffer[80];
const char * keyChrs;
size_t len;
char c;
dict = provider->dictionaryWithProperties();
keys = OSCollectionIterator::withCollection(dict);
if (dict)
dict->release();
if (keys)
{
while ((key = OSDynamicCast(OSSymbol, keys->getNextObject())))
{
keyChrs = key->getCStringNoCopy();
if ('@' != keyChrs[0])
continue;
len = 0;
do
{
c = keyChrs[len];
if (!c || (c == ','))
break;
buffer[len] = c;
len++;
}
while (len < (sizeof(buffer) - 1));
if (!c)
continue;
buffer[len] = 0;
keyChrs += len + 1;
next = provider->childFromPath(buffer, gIODTPlane);
if (!next)
{
next = new IOService;
if (next && !next->init())
{
next->release();
next = 0;
}
if (!next)
continue;
next->setLocation(&buffer[1]);
if (!next->attachToParent(provider, gIODTPlane))
continue;
}
OSObject * obj = dict->getObject(key);
next->setProperty(keyChrs, dict->getObject(key));
if (!strcmp(keyChrs, "name"))
{
OSData * data = OSDynamicCast(OSData, obj);
if (data)
next->setName((const char *) data->getBytesNoCopy());
}
next->release();
provider->removeProperty(key);
}
keys->release();
}
}
iter = IORegistryIterator::iterateOver( provider, gIODTPlane, 0 );
toDo = OSArray::withCapacity(2);
if (iter && toDo)
{
bool haveDoneLibInit = false;
UInt32 index = 0;
do
{
while ((next = (IORegistryEntry *) iter->getNextObject()))
{
firstLevel = (provider == next->getParentEntry(gIODTPlane));
if (firstLevel)
{
data = OSDynamicCast( OSData, next->getProperty("device_type"));
if (!data || (0 != strcmp("display", (char *) data->getBytesNoCopy())))
continue;
if (!haveDoneLibInit)
{
haveDoneLibInit = (kIOReturnSuccess == _IONDRVLibrariesInitialize(provider));
if (!haveDoneLibInit)
continue;
}
next->setProperty( kIOFBDependentIDKey, (uintptr_t) provider, 64 );
next->setProperty( kIOFBDependentIndexKey, index, 32 );
next->setProperty( kIONDRVIgnoreKey, kOSBooleanTrue );
index++;
}
toDo->setObject( next );
iter->enterEntry();
}
}
while (iter->exitEntry());
}
if (iter)
iter->release();
if (toDo)
{
OSObject * obj;
OSArray * deviceMemory;
obj = provider->copyProperty(gIODeviceMemoryKey);
deviceMemory = OSDynamicCast(OSArray, obj);
for (unsigned int i = 0;
(next = (IORegistryEntry *) toDo->getObject(i));
i++)
{
newNub = new IONDRVDevice;
if (!newNub)
continue;
if (!newNub->init(next, gIODTPlane))
{
newNub->free();
newNub = 0;
continue;
}
if (deviceMemory)
newNub->setDeviceMemory(deviceMemory);
newNub->attach(provider);
newNub->registerService(kIOServiceSynchronous);
}
if (obj)
obj->release();
toDo->release();
}
}