5.2.7. Defining the physical and visible size of the Data TCM

You can determine the physical size of the Data TCM by using CP15 register 0. See Register 0, Tightly-coupled Memory Size Register for more details.

You can determine the visible size of the Data TCM by using CP15 register 9. See Register 9, Tightly-coupled Memory Region Registers for more details.

Using CP15 register 9, you must ensure the base address of the Data TCM is a value other than 0x0.

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