kernelconfig_penguin

Memory mapped IO tracing

modulename: trace_mmiotrace.ko

and/or

mmiotrace.ko
configname: CONFIG_MMIOTRACE

Linux Kernel Configuration
└─> Kernel hacking
└─> Tracers
└─> Memory mapped IO tracing

Mmiotrace traces Memory Mapped I/O access and is meant for
debugging and reverse engineering. It is called from the ioremap
implementation and works via page faults. Tracing is disabled by
default and can be enabled at run-time.

See

source code:


kernel/trace/trace_mmiotrace.c