Manual Reference Pages - DEVICE_GET_SOFTC (9)
- access driver private instance variables
device_get_softc device_t dev
Return the driver-specific state of
The softc is automatically allocated and zeroed when the device is
The softc is also initialized and present when a device is probed,
but is subject to caveats as described in
The size of the allocation is determined by the devices
information used to define the driver.
The softc typically encapsulates the state of this instance of the
Driver writers are discouraged from using their own softc management
Driver writers should not copy such mechanisms found in drivers in the
tree that predate this function.
The pointer to the driver-specific instance variable is returned.
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