Infineon Technologies TC1796 - 11.10.9 PCP Service Request Control Registers, PCP_SRC[1:0]

TC1796
System Units (Vol. 1 of 2)
Peripheral Control Processor (PCP)
User’s Manual 11-67 V2.0, 2007-07
PCP, V2.0
11.10.9 PCP Service Request Control Registers, PCP_SRC[1:0]
Service request nodes for interrupt bus 0 (CPU interrupt arbitration bus).
PCP_SRCx (x = 0-1)
PCP Service Request Control Register x
(FC
H
-x*4
H
) Reset Value: 0000 1000
H
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
0
r
1514131211109876543210
0SRR
SRE
= 1
TOS
= 00
0SRPN
rrhr r r rh
Field Bits Type Description
SRPN [7:0] rh PCP Node x Service Request Priority Number
This number is automatically set by the PCP if it
needs to place a service request on interrupt bus 0
(CPU interrupt arbitration bus). Default after reset
is 00
H
.
TOS [11:10] r PCP Node x Type-of-Service State
Always read as 00
B
. This means TOS is associated
with interrupt bus 0 (CPU interrupt arbitration bus).
SRE 12 r PCP Node x Service Request Enable
Always read as 1 (enabled).
SRR 13 rh PCP Node x Service Request Flag
0
B
No service requested (default).
1
B
Valid active service requested.
0 [9:8],
[15:14],
[31:16]
r Reserved
Read as 0.