# title
Arm CoreLink CMN-600AE Coherent Mesh Network Technical Reference Manual

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Arm® CoreLink™ CMN-600AE Coherent Mesh Network Technical Reference Manual

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CMN-600AE product documentation and design flow

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PCIe master and slave restrictions and requirements

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Error detection and deferred error values

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Error detection, signaling, and reporting

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RN and HN-F SAM additional features and programming

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GIC communication over AXI4-Stream ports

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HN-F RAM Power Control State Machine interface

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RN entry to and exit from snoop and DVM domains

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Enabling and disabling a safety mechanism

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Node configuration register address mapping

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Requirements of configuration register reads and writes

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Discover and bring up a local CMN-600AE system

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Program CML system to enable CCIX communication

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Assign LinkIDs to remote CCIX protocol links

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Program CCIX protocol link control registers

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Establish protocol link up between CXG and remote CCIX link

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Prerequisites to link down a CCIX protocol link between CXG and remote CCIX link

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CCIX entry and exit protocol links from coherency domains and DVM domains

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Support for RN-Fs compliant with CHI Issue A specification

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QoS class and POCQ resource availability

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Error reporting and software-configured error injection

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Requested read bandwidth at RN-I bridges

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Read bandwidth on interconnect at SBSX bridges

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Total requested bandwidth at SBSX bridges

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Delays at SBSX bridges due to backpressure

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Read bandwidth on interconnect at HN-I bridges

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Total requested bandwidth at HN-I bridges

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Delays at HN-I bridges because of ordering requirements

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Delays at HN-I bridges because of backpressure

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Occupancy and lifetime measurement using PMU events

# metadata.contentDescription
This TRM describes the functionality and the effects of functional options on the behavior of the CoreLink-600AE. It also outlines how to program the device using its registers. This product is a Functional Safety (FuSa) variant of CMN-600.