Chapter 6 S12Z Debug (S12ZDBGV2) Module
S12ZVHY/S12ZVHL Family Reference Manual Rev. 1.05
218
Freescale Semiconductor
Detail Mode data entries store the bytes aligned to the address of the MSB accessed (Byte1
Thus accesses split across 32-bit boundaries are wrapped around.
Table 6-53. Detail Mode Data Byte Alignment
Information Bytes
When tracing in Detail Mode, CINF provides information about the type of CPU access being made.
Table 6-52. Detail Mode Trace Buffer Format with Timestamp
Mode
8-Byte Wide Trace Buffer Line
7
6
5
4
3
2
1
0
CPU
Detail
CDATA31
CDATA21
CDATA11
CDATA01
CINF1
CADRH1
CADRM1
CADRL1
Timestamp Timestamp
Reserved
Reserved
TSINF1
CPCH1
CPCM1
CPCL1
CDATA32
CDATA22
CDATA12
CDATA02
CINF2
CADRH2
CADRM2
CADRL2
CDATA33
CDATA23
CDATA13
CDATA03
CINF3
CADRH3
CADRM3
CADRL3
Timestamp Timestamp
Reserved
Reserved
TSINF3
CPCH3
CPCM3
CPCL3
Access
Address
Access
Size
CDATA31
CDATA21
CDATA11
CDATA01
00
32-bit Byte1
Byte2
Byte3
Byte4
01
32-bit Byte4
Byte1
Byte2
Byte3
10
32-bit Byte3
Byte4
Byte1
Byte2
11
32-bit Byte2
Byte3
Byte4
Byte1
00
24-bit Byte1
Byte2
Byte3
01
24-bit
Byte1
Byte2
Byte3
10
24-bit Byte3
Byte1
Byte2
11
24-bit Byte2
Byte3
Byte1
00
16-bit Byte1
Byte2
01
16-bit
Byte1
Byte2
10
16-bit
Byte1
Byte2
11
16-bit Byte2
Byte1
00
8-bit Byte1
01
8-bit
Byte1
10
8-bit
Byte1
11
8-bit
Byte1
Denotes byte that is not accessed.
BYTE
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
CINF
CSZ
CRW
0
0
0
0
0
TSINF
0
0
0
0
CTI
PC
1
TOVF
Figure 6-28. Information Bytes CINF and XINF