Remove a mapping made with IOConnectMapMemory.
- macOS 10.0+
- Mac Catalyst 13.0+
The connect handle created by IOServiceOpen.
The memory type originally requested in IOConnectMapMemory.
The task port for the task in which to remove the mapping. This may be different to the task which the opened the connection.
The address of the mapping to be removed.
A kern_return_t error code.
This is a generic method to remove a mapping in the callers task.
Create a matching dictionary that specifies an IOService match based on BSD device name.
Creates and returns a mach port suitable for receiving IOKit messages of the specified type.
Returns the mach port used to initiate communication with IOKit.
Creates and returns a notification object for receiving IOKit notifications of new devices or state changes.
Returns kernel retain count of an IOKit object. Identical to IOObjectGetKernelRetainCount() but available prior to Mac OS 10.6.
Checks two object handles to see if they represent the same kernel object.
Retains an object handle previously returned by IOKitLib.
Look up registered IOService objects that match a matching dictionary, and install a notification request of new IOServices that match.
Close a connection to an IOService and destroy the connect handle.
Create a matching dictionary that specifies an IOService class match.