User`s guide

DWMBB Adapter
3.4 Interrupts
Interrupt commands are issued by the DWMBB at IPL 17 (hex)
through IPL 14 (hex) to one or more XMI commanders. The
commander(s) designated to receive the interrupt are flagged
by the destination mask in XMI D<15:0>.
Figure 3–7 INTR and IDENT Formats
INTR Command
IDENT Command
IDENT Response (VECTOR)
6
3
6
0
5
9
4
8
4
7
3
2
3
1
2
0
1
9
1
6
1
50
CMD NODE SPEC
MBZ Don’t Care MBZ
Interrupt Destination
0
NODE SPEC
Interrupt Source
21
MUST BE ZERO 0
msb−p088−89
6
3
6
0
5
9
4
8
4
7
3
2
3
1
2
0
IPL
1
6
1
5
1000
MBZ Don’t Care MBZ
0
Vector
6
3
1
9
1
6
1
5
CMD
IPL1001
3–18