| Kristofer Jonsson | 0c79f89 | 2021-06-02 17:15:57 +0200 | [diff] [blame] | 1 | @startuml |
| 2 | |
| 3 | skinparam backgroundColor #FEFEFE |
| 4 | |
| 5 | box "Application" #0091BD |
| 6 | participant "main()" as main |
| 7 | end box |
| 8 | |
| 9 | box "Driver library" #00C1DE |
| 10 | participant "Device" as ddev |
| 11 | participant "Buffer" as dbuf |
| 12 | participant "Network" as dnet |
| 13 | participant "Inference" as dinf |
| 14 | end box |
| 15 | |
| 16 | box "Kernel driver" #7D868C |
| 17 | participant "Device" as kdev |
| 18 | participant "Buffer" as kbuf |
| 19 | participant "Network" as knet |
| 20 | participant "Inference" as kinf |
| 21 | end box |
| 22 | |
| 23 | activate main |
| 24 | |
| 25 | main -> ddev++: Device() |
| 26 | note over kdev |
| 27 | Open device node |
| 28 | end note |
| 29 | |
| 30 | ddev -> kdev++: open(<device node>) |
| 31 | return file descriptor |
| 32 | return |
| 33 | |
| 34 | main -> dbuf++: Buffer(device) |
| 35 | dbuf -> kdev++: ioctl(BUFFER_CREATE) |
| 36 | note over kbuf |
| 37 | Create buffer and return file descriptor |
| 38 | end note |
| 39 | |
| 40 | kdev -> kbuf++: create() |
| 41 | return file descriptor |
| 42 | return file descriptor |
| 43 | |
| 44 | note over kbuf |
| 45 | Memory map buffer |
| 46 | end note |
| 47 | |
| 48 | dbuf -> kbuf++: mmap(file descriptor) |
| 49 | return |
| 50 | return |
| 51 | |
| 52 | @enduml |