Analog Devices ADSP-BF53x Blackfin Reference page 760

Watchpoint Unit
Instruction Watchpoint Address Control Register (WPIACTL)
In range comparisons, IA = instruction address
0xFFE0 7000
WPAND
0 - Any enabled watchpoint triggers
an exception or emulation event
1 - Any enabled instruction address
watchpoint AND any enabled
data address watchpoint trigger
an exception or emulation event
EMUSW5
0 - Match on WPIA5 causes an
exception event
1 - Match on WPIA5 causes an
emulation event
EMUSW4
0 - Match on WPIA4 (or range 45)
causes an exception event
1 - Match on WPIA4 (or range 45)
causes an emulation event
WPICNTEN5
0 - Disable watchpoint instruction address counter 5
1 - Enable watchpoint instruction address counter 5
WPICNTEN4
If range comparison is enabled, this bit enables the
counter for range 45
0 - Disable watchpoint instruction address counter 4
1 - Enable watchpoint instruction address counter 4
Figure 21-3. Instruction Watchpoint Address Control Register
(WPIACTL)[31:16]
21-8 ADSP-BF53x/BF56x Blackfin Processor Programming Reference
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
X X X X X X X X X X X 0 0 X 0 X
Reset = Undefined
EMUSW3
0 - Match on WPIA3 causes an
exception event
1 - Match on WPIA3 causes an
emulation event
WPIREN45
0 - Disable range comparison
1 - Enable range comparison:
(Start address = WPIA4,
End address = WPIA5)
WPIRINV45
Valid when WPIREN45 = 1
0 - Inclusive range comparison:
WPIA4 <IA <= WPIA5
1 - Exclusive range comparison:
IA <= WPIA4 || IA > WPIA5
WPIAEN4
Valid when WPIREN45 = 0
0 - Disable instruction address
watchpoint, WPIA4
1 - Enable instruction address
watchpoint, WPIA4
WPIAEN5
Valid when WPIREN45 = 0
0 - Disable instruction address
watchpoint, WPIA5
1 - Enable instruction address
watchpoint, WPIA5