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@startuml
skinparam backgroundColor #FEFEFE
box "Application" #0091BD
participant "main()" as main
end box
box "Driver library" #00C1DE
participant "Device" as ddev
participant "Buffer" as dbuf
participant "Network" as dnet
participant "Inference" as dinf
end box
box "Kernel driver" #7D868C
participant "Device" as kdev
participant "Buffer" as kbuf
participant "Network" as knet
participant "Inference" as kinf
end box
activate main
main -> ddev++: Device()
note over kdev
Open device node
end note
ddev -> kdev++: open(<device node>)
return file descriptor
return
main -> dbuf++: Buffer(device)
dbuf -> kdev++: ioctl(BUFFER_CREATE)
note over kbuf
Create buffer and return file descriptor
end note
kdev -> kbuf++: create()
return file descriptor
return file descriptor
note over kbuf
Memory map buffer
end note
dbuf -> kbuf++: mmap(file descriptor)
return
return
@enduml
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