bus_generic_read_ivar9
Generic implementation of bus_read_ivar and bus_write_ivar for busses
Usage
#include <sys/param.h>
#include <sys/bus.h>
int
bus_generic_read_ivar(device_t dev, device_t child, int index, uintptr_t *result);
int
bus_generic_write_ivar(device_t dev, device_t child, int index, uintptr_t value);
Overview
These functions simply return ENOENT.