Intel EP80579 ユーザーズマニュアル
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Intel
®
EP80579 Software for Security Applications on Intel
®
QuickAssist Technology
August 2009
PG
Order Number: 320183
37
ASD Hardware Services—Security Software
Figure 7.
ISR Sequence Diagram
Ring Controller Interrupt
occurs
Interrupt
QAT-AL
Init QATAL
Create BH
Register BH
Schedule function
Register the
interrupt Handler
for the Ring
Controller
Interrupt on
Rings 0 – 31?
Invoke ASD
Schedule function
Schedule BH
Handler
Call the QATAL Top Half Handler Function
Return IRQ Handled
BH Scheduled
QATAL BH Handler Invoked
ASD
OS
ASD Handler
Function