How to memory-map a PCI Base Address Register (BAR) from a PCIDriverKit driver (DEXT) to a userspace application? Memory-mapping from a driver extension to an application can be accomplished by imp...

I have a macOS System Extension for a USB device driver. It works when I disable SIP and manually sign using my codesign identity (generated from my Apple ID using "security find-identity&quot...

I know how to send data to DriverKit and get back some values, that is application calling IOConnectCallStructMethod() and driver fill the OSData in structureOutput from application. In my Applicat...

I built a codeless DEXT to replace a working codeless KEXT - Migrating a codeless KEXT to a codeless DEXT. I referenced a few sites and GitHub repositories to put it together and had help from othe...

I am migrating a codeless KEXT to a codeless DEXT. I have watched the WWDC video and read much of the information on the Apple Developer site. The difficulty I am having is finding not what to do b...

I'm trying to migrate from KEXT to DEXT. My USB device should not be matched by the classic driver (in the other case, it does not allow to open the device and interface). I am using a sample USB ...

I have allocated memory in my application and passed its pointer and size to IOConnectCallStructMethod. Using IOMemoryDescriptor::CreateMapping I have then mapped this memory to the DriverKit syste...

I am working on migrating a codeless KEXT to DriverKit. It is used to disable the IOKit HID driver for USB devices that present themselves as HID compliant in firmware upgrade mode. So far I have ...

I am unsure about how to set the com.apple.developer.driverkit.transport.usb key in my dext entitlements file. The Info.plist file already contains the IOKitPersonalities dictionary, and reading ab...