TC1796
System Units (Vol. 1 of 2)
On-Chip System Buses and Bus Bridges
User’s Manual
6-57
V2.0, 2007-07
Buses, V2.0
FPIRD
12
rh
FPI Bus Read Indication Status
This bit indicates the read signal status captured from
the FPI Bus signal lines when the BCU break trigger
event occurred.
0
B
Single read transfer or read cycle of an atomic
transfer
1
B
No operation or write transfer
FPIABORT
13
rh
FPI Bus Abort Status
This bit indicates the abort signal status captured
from the FPI Bus signal lines when the BCU break
trigger event occurred.
0
B
A transfer that had already started was aborted
1
B
Normal operation
FPITOUT
14
rh
FPI Bus Time-out Status
This bit indicates the time-out signal status captured
from the FPI Bus signal lines when the BCU break
trigger event occurred.
0
B
Normal operation
1
B
A time-out event was generated
FPITAG
[19:16] rh
FPI Bus Master TAG Status
This bit indicates the master TAG captured from the
FPI Bus signal lines when the BCU break trigger
event occurred. The master TAG identifies the master
of the transfer which generated BCU break trigger
event.
0000
B
Cerberus Interface (high-priority)
0001
B
Peripheral Control Processor (PCP)
0010
B
DMA Controller (high-priority channels)
0011
B
LFI Bridge
0100
B
DMA Controller (low-priority channels)
0101
B
Cerberus Interface (low-priority)
others
Reserved
0
15,
[31:20]
rh
Reserved
Read as 0; should be written with 0.
Field
Bits
Type Description
