Renesas SH7781 User Manual
Page 1487
29. User Break Controller (UBC)
Rev.1.00 Jan. 10, 2008 Page 1457 of 1658
REJ09B0261-0100
29.2.1
Match Condition Setting Registers 0 and 1 (CBR0 and CBR1)
CBR0 and CBR1 are readable/writable 32-bit registers which specify the break conditions for
channels 0 and 1, respectively. The following break conditions can be set in the CBR0 and CBR1:
(1) whether or not to include the match flag in the conditions, (2) whether or not to include the
ASID, and the ASID value when included, (3) whether or not to include the data value, (4)
operand size, (5) whether or not to include the execution count, (6) bus type, (7) instruction fetch
cycle or operand access cycle, and (8) read or write access cycle.
• CBR0
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
MFE
AIE
MFI
AIV
SZ
CD
ID
RW
CE
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R
R/W
R/W
R/W
R
R
R
R
R/W
R/W
R/W
R/W
R
R/W
R/W
R/W
Bit :
Initial value :
R/W:
Bit :
Initial value :
R/W:
Bit Bit
Name
Initial
Value R/W
Description
31
MFE
0
R/W Match Flag Enable
Specifies whether or not to include the match flag value
specified by the MFI bit of this register in the match
conditions. When the specified match flag value is 1, the
condition is determined to be satisfied.
0: The match flag is not included in the match conditions;
thus, not checked.
1: The match flag is included in the match conditions.
30 AIE 0 R/W
ASID
Enable
Specifies whether or not to include the ASID specified by
the AIV bit of this register in the match conditions.
0: The ASID is not included in the match conditions;
thus, not checked.
1: The ASID is included in the match conditions.