Freescale Semiconductor MPC5553 - Page 1069

MPC5553/MPC5554 Microcontroller Reference Manual, Rev. 5
25-30 Freescale Semiconductor
Program Trace -
Indirect Branch
Message w/ Sync
1
6 6 TCODE Fixed TCODE number = 12 (0x0C)
4 4 SRC Fixed source processor identifier
1 8 I-CNT Variable # sequential instructions executed since last taken
branch
1 32 F-ADDR Variable full target address (leading zeros truncated)
Data Trace -
Data Write Message
w/ Sync
6 6 TCODE Fixed TCODE number = 13 (0x0D)
4 4 SRC Fixed source processor identifier
3 3 DSZ Fixed data size (Refer to Table 25-23)
1 32 F-ADDR Variable full access address (leading zeros truncated)
1 64 DATA Variable data write values (see Section 25.11.13, “ Data Trace,”
for details)
Data Trace -
Data Read Message
w/ Sync
6 6 TCODE Fixed TCODE number = 14 (0x0E)
4 4 SRC Fixed source processor identifier
3 3 DSZ Fixed data size (Refer to Table 25-23)
1 32 F-ADDR Variable full access address (leading zeros truncated)
1 64 DATA Variable data read values (see Section 25.11.13, “ Data Trace,” for
details)
Watchpoint
Message
6 6 TCODE Fixed TCODE number = 15 (0x0F)
4 4 SRC Fixed source processor identifier
4 4 WPHIT Fixed # indicating watchpoint sources
Resource Full
Message
6 6 TCODE Fixed TCODE number = 27 (0x1B)
4 4 SRC Fixed source processor identifier
4 4 RCODE Fixed resource code (Refer to RCODE values in Table 25-21) -
indicates which resource is the cause of this message
1 32 HIST Variable branch / predicate instruction history (see
Section 25.11.12.1, “ Branch Trace Messaging (BTM)”)
Program Trace -
Indirect Branch
History Message
6 6 TCODE Fixed TCODE number = 28 (0x1C) (see footnote 1 below)
4 4SRCFixed source processor identifier
1 8 I-CNT Variable # sequential instructions executed since last taken
branch
1 32 U-ADDR Variable unique part of target address for taken
branches/exceptions
1 32 HIST Variable branch / predicate instruction history (see
Section 25.11.12.1, “ Branch Trace Messaging (BTM)”)
Table 25-19. Public TCODEs Supported by NZ63C (Continued)
Message Name
Packet Size
(bits) Packet
Name
Packet
Type
Packet Description
Min Max