# Domain/OS calls: pbu_$

## Peripheral Bus Unit

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- pbu_$acquire
- pbu_$acquire_common
- pbu_$acquire_stream
- pbu_$advance_ec
- pbu_$allocate_ec
- pbu_$allocate_map
- pbu_$cleanup
- pbu_$control
- pbu_$device_debug_flag
- pbu_$device_interrupting
- pbu_$disable_device
- pbu_$dissoc
- pbu_$dma_start
- pbu_$dma_status
- pbu_$dma_stop
- pbu_$enable_device
- pbu_$faulted_units
- pbu_$free_map
- pbu_$get_dcte
- pbu_$get_ec
- pbu_$get_info
- pbu_$get_ptr
- pbu_$get_status
- pbu_$global_units
- pbu_$init_global_devices
- pbu_$int_ret_trap
- pbu_$interrupt_caller
- pbu_$interrupt_return
- pbu_$map
- pbu_$map_controller
- pbu_$mem_ptr
- pbu_$read_csr
- pbu_$release
- pbu_$release_ec
- pbu_$release_global_devices
- pbu_$setdown
- pbu_$setup
- pbu_$unmap
- pbu_$unmap_controller
- pbu_$unwire
- pbu_$wait
- pbu_$wire
- pbu_$wire_special
- pbu_$write_csr

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