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Fast Models Reference Manual - ARM Information Center

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Processor Components<br />

4.9.9 Library dependencies<br />

The <strong>ARM</strong>CortexR4CT component has no dependencies on external libraries.<br />

4.9.10 Differences between the CT model and RTL implementations<br />

The <strong>ARM</strong>CortexR4CT component differs from the corresponding revision of the <strong>ARM</strong><br />

Cortex-R4 RTL implementation in the following ways:<br />

• There is a single memory port combining instruction, data, DMA and peripheral access.<br />

• The combined AXI slave port is not supported.<br />

• ECC and parity schemes are not supported (though the registers may be present)<br />

• The dual processor redundancy configuration is not supported.<br />

• The hardware refers to the TCMs as A and B. The model refers to these as ‘i’ and ‘d’.<br />

• The RTL allows two data TCMs, B0 and B1, to be configured for extra bandwidth. These<br />

are not modeled.<br />

<strong>ARM</strong> DUI 0423J Copyright © 2008-2011 <strong>ARM</strong>. All rights reserved. 4-49<br />

ID051811<br />

Non-Confidential

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