Here are the data structures with brief descriptions:

Clinux_bus
Clinux_device
Clinux_driver
Cmetal_bus	Libmetal bus structure
Cmetal_bus_ops	Bus operations
Cmetal_common_state	System independent runtime state for libmetal
Cmetal_condition
Cmetal_device	Libmetal device structure
Cmetal_generic_shmem	Generic shared memory data structure
Cmetal_init_params	Initialization configuration for libmetal
Cmetal_io_ops	Generic I/O operations
Cmetal_io_region	Libmetal I/O region structure
Cmetal_irq	Libmetal interrupt structure
Cmetal_irq_controller	Libmetal interrupt controller structure
Cmetal_list
Cmetal_mutex_t
Cmetal_page_size	Structure of shared page or hugepage sized data
Cmetal_sg	Scatter/gather list element structure
Cmetal_shmem
Cmetal_spinlock
Cmetal_state	Structure for FreeRTOS libmetal runtime state