ADSP-2192 Peripheral Device Control Registers
B-52 ADSP-219x/2192 DSP Hardware Reference
5
MBox 0 IN
Incoming Mailbox 0 PCI Interrupt.
PCI to DSP Mailbox 0 Transfer
Sensitivity: Edge
6
MBox 1 IN
Incoming Mailbox 1 PCI Interrupt.
PCI to DSP Mailbox 1 Transfer
Sensitivity: Edge
7
MBox 0 OUT
Outgoing Mailbox 0 PCI Interrupt.
DSP to PCI Mailbox 0 Transfer
Sensitivity: Edge
8
MBox 1 OUT
Outgoing Mailbox 1 PCI Interrupt.
DSP to PCI Mailbox 1 Transfer
Sensitivity: Edge
9
Reserved
10
Reserved
Reserved
11
GPIO
General Purpose I/O Pin Initiated.
Sensitivity: Level
12
AC’97
AC’97 Interface Initiated.
Sensitivity: Edge
13
Master
Abort
PCI Interface Master Abort Detected.
Sensitivity: Edge
14
Target
Abort
PCI Interface Target Abort Detected.
Sensitivity: Edge
15
Reserved
Table B-23. PCI_IRQSTAT Register Bit Descriptions (Continued)
Bit
position
Bit name
Description