Intel EP80579 User Manual

Page of 76
Security Software—ASD Hardware Services
Intel
®
 EP80579 Software for Security Applications on Intel
®
 QuickAssist Technology
PG
August 2009
36
Order Number: 320183
The sequence diagram in 
 illustrates how this operates:
Table 8.
QAT-AL ISR Primitives
Function/Symbol
Description
Usage
QatComms_intr
This is the QAT-AL main ISR 
function
Used by ASD to bind to the Ring 
Controller IRQ for processing of 
interrupts on rings 0-31.
QatComms_bh_handler
This is the QAT-AL Bottom Half 
function
Used by ASD to bind to the 
Bottom Half Interrupt Handler 
for processing of interrupts on 
rings 0-31.
QatComms_bh_schedule_register
This function call enables the 
ASD register a function that will 
allow QAT-AL to schedule the 
Bottom Half Interrupt Handler