kernelconfig_penguin
CONFIG_HAVE_TCM is not available for the default architecture x86.
Result is shown for architecture csky

Tightly-Coupled/Sram Memory

modulename: tcm.ko

and/or

tcm.ko
configname: CONFIG_HAVE_TCM

Linux Kernel Configuration
└─> Processor type and features
└─> Tightly-Coupled/Sram Memory

The implementation are not only used by TCM (Tightly-Coupled Meory)
but also used by sram on SOC bus. It follow existed linux tcm
software interface, so that old tcm application codes could be
re-used directly.


source code:


arch/csky/mm/