La console framebuffer
               +-----------------------------Logiciel--------------------------------+
               +---------------------------Espace-noyau------------------------------+
               |          +---+                                 +-----fbdev------+   |
 +-Matériel-+  |  +---+   | f |   +-------+                     |  +----------+  |   |
 | +-----+  |  |  | D |   | b |   |       |<====================|=>| /dev/fb0 |  |   |
 | |Ecran|<-|--|--| R |<--| d |<--| Fbcon |                     |  +----------+  |   |
 | +-----+  |  |  | I |   | e |   |       |<-+                  +----------------+   |
 |          |  |  | V |   | v |   +-------+  |          +---+   +-------TTY--------+ |
 |+-------+ |  |  | E |   +---+       +------+-----+    | D |   |  +------------+  | |
 ||Clavier|-|--|->| R |-------------->|  Emulateur |<==>| D |<--|--|/dev/console|  | |
 |+-------+ |  |  | S |               |  terminal  |    | L |   |  +------------+  | |
 +----------+  |  +---+               +------------+    +---+   +------------------+ |
               |                                                                     |
               +---------------------------------------------------------------------+
Drivers : Drivers matériel (écran clavier) 
Fbdev : Drivers framebuffer
Fbcon : Framebuffer
Emulateur terminal : Terminal Linux émulé
DDL : Dicipline de ligne
TTY : Drivers TTY