HP Vectra Technical Reference Manual page 105

Hardware Interface Level Drivers
Application
Application
Interface
Drivers
Application Interface Level
I I
Touch Screen
Physical GID
Driver
I
Hardware Interface Level
96 Input System and HP-HIL
Pointer
Physical GID
Driver
Input Dispatch
Service
(V_SINPUT)
HP-HIL Controller
Driver
(V_HPHIL)
8259A Interrupt
Controller Driver
(V_S8259)
Physical Input Devices
I
Figure 4.2
Tablet
Physical GID
Driver
I