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Qorivva MPC5xxx/SPC5xx Debugger and NEXUS Trace
139
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NEXUS.PortSize
Set trace port width
Sets the nexus port width to the number of used MDO pins or Aurora lanes. The setting can only be
changed if no debug session is active (
).
NEXUS.POTD
Periodic ownership trace disable
Default: OFF. When enabled, the core is configured to suppress periodic ownership trace messages. A
periodic ownership trace message is an OTM, which is generated without a write access to the PID register.
Enable this option, when the OTM is used to generate trace information about task switches. OTMs are
usually used for task switch tracing on processors with NEXUS 2+, because data trace is unavailable.
Aurora NEXUS: Set the bit clock according to the processor’s data sheet.
Aurora NEXUS: Automotive processors usually need an external reference
clock for Aurora operation. The Aurora preprocessor can provide that clock
signal. It is enabled using
.
Format:
NEXUS.PortSize
<port_size>
SYStem.Option NEXUS
<port_size>
(deprecated)
<port_size>
:
Parallel NEXUS:
MDO16
|
MDO12
|
MDO8
|
MDO 4
|
MDO2
Aurora NEXUS:
2Lane
|
4Lane
Format:
NEXUS.POTD
[
ON
|
OFF
]