System IP - CoreLink and CoreSight

The CoreLink 400 series introduces new coherent interconnect, higher bus utilization dynamic memory controllers, system MMU and interrupt controllers for virtualization, and enhanced AMBA® design tools for easy, optimal SoC design, based on AMBA 4 protocols.
CoreSight™ debug and trace IP provides world-leading visibility in to the workings of the SoC, enabling software optimization and faster time to market with more reliable, higher performance products.
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Maximise system performance and power efficiency
Low Risk |
High Performance |
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Using the de-facto industry standard AMBA protocols, the CoreLink interconnect and peripheral IP is used by over 100 licensees in 1000’s of designs, giving you confidence that your design will be right first time |
Whether it is lowest latency or highest bandwidth demanded by the processors, ARM CoreLink IP delivers outstanding efficiency to achieve the performance required with the lowest power and smallest area. |
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Low Power Leadership |
Faster to Market |
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The ARM architecture is a leader in low power. Minimizing data transfers using on-chip cache and maximizing the efficiency of off-chip memory transfers ensures the lowest system power profile at any performance point. |
Industry standard IP components and design tools for simpler configuration, integration & verification greatly reduce complexity and shorten design cycle times - enabling faster time to market. |
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Visibility |
Experience & Expertise |
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CoreSight Design Kits provide the most complete on-chip debug and real-time trace solution for the entire system-on-chip (SoC), making ARM processor-based SoCs the easiest to debug and optimize. |
ARM is uniquely placed to deliver system IP solutions from processors to pins. With design teams in processor design, interconnect, and memory controllers and PHYs, ARM has the skills and global support teams to deliver world-class on-chip digital highways. |
CoreLink and CoreSight IP products
Explore further by clicking on the area of interest in the SoC block diagram below.
CoreLink Design Tools

Fujitsu Semiconductor will offer platforms featuring the latest ARM technology including the Cortex™-A15 processor, Mali™ graphics and CoreLink™ system IP, in order to help accelerate its customers’ product development. 28th February 2011
"The flexibility of the CoreSight technology enables us to provide a cost-effective high-performance debug solution with a number of advanced features including multi-source tracing,” said John Lenell, Engineering Director, Broadcom Corporation. “With CoreSight technology we can offer a comprehensive debug solution supported by industry standard tools enabling our customers to reduce product development time."
"All required features for SoC Architecture were available" System Architect, Networking Silicon Partner using CoreLink Network Interconnect NIC-301.
The CoreLink Memory Controllers have been licensed by over 70 ARM Partners including: Mtekvision, ZTE and
Glossary of System IP Product Codes
ARM have recently added mnemonic names, e.g. "DMC-342" for the LPDDR2 AXI Dynamic Memory Controller, to the System IP to help newcomers find their way around the CoreLink and CoreSight system IP product portfolio, without having to remember what each 3-digit "PLxxx" number stands for.
The PLxxx part numbers persist as unique identifiers for deliverables in licenses, in the ARM internal SAP database, in current technical documentation and as tags and identifiers in the products themselves. For your convenience, the look up table below lists the new mnemonic product code, SAP part number, full product name and AMBA interface protocols supported.
New |
'Old' or SAP |
Product Description |
AMBA |
---|---|---|---|
DMC-400 |
- |
LPDDR2/DDR3 Dynamic Memory Controller |
AMBA 4 |
CCI-400 |
- |
Cache Coherent Interconnect |
AMBA 4 |
MMU-400 |
- |
System Memory Management Unit |
AMBA 4 |
NIC-400 |
PL401 |
Network Interconnect |
AXI4, AHB, APB |
GIC-400 |
- |
Generic Interrupt Controller v2 |
AXI4 |
QoS-400 |
- |
Quality of Service option for NIC-400 |
AXI4, AHB, APB |
QVN-400 |
- |
QoS Virtual Networks option for NIC-400 |
AXI4, AHB, APB |
TLX-400 |
- |
Thin Links option for NIC-400 |
AXI4 |
NIC-301 |
PL301 |
AXI, AHB, APB |
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QoS-301 |
PL501 |
AXI |
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ADK |
BP010 |
AHB, APB |
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DMC-340 |
PL340 |
AXI |
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DMC-341 |
PL341 |
AXI |
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DMC-342 |
PL342 |
AXI |
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SMC-351 |
PL351 |
AXI |
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SMC-352 |
PL352 |
AXI |
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SMC-353 |
PL353 |
AXI |
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SMC-354 |
PL354 |
AXI |
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ADR-301 |
FD001 |
AMBA Designer (tool) |
AXI, AHB, APB |
VPE-301 |
FD100 |
AXI |
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L2C-310 |
PL310 |
AXI |
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L2C-210 |
AC130 |
AHB |
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DMA-330 |
PL330 |
AXI |
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DMA-230 |
PL230 |
AHB |
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GIC-390 |
PL390 |
AXI |
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CDK-A9 |
TM096 |
ATB, APB |
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CDK-A8 |
TM094 |
ATB, APB |
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PTM-A9 |
TM950 |
ATB, APB |
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CDK-A5 |
TM097 |
ATB, APB |
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CDK-R4 |
TM095 |
ATB, APB |
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ETM-R4 |
TM930 |
ATB, APB |
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CDK-11 |
TM090 |
ATB, APB |
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CDK-9 |
TM085 |
ATB, APB |
Other System IP products remain unchanged and will continue to use their current names.
CoreLink and CoreSight Whitepapers
Download |
Title |
Description |
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Introduction to AMBA 4 ACE | An introduction to Cache Coherency using the AMBA 4 ACE protocol. | |
Modeling and Verifying Cache-Coherent Protocols, VIP, and Designs | How Jasper Design Automation's ActiveModel™ technology can be used to model and verify ARM AMBA 4 ACE protocol deliverables. | |
QoS for High-Performance and Power-Efficient HD Multimedia | How Quality of Service (QoS) can be used to increase efficiency of the interconnect and memory sub-system for use by CPU and GPU processors. | |
Debug and Trace for Multicore SoCs | How to build an efficient and effective debug and trace system for multi-core SoCs. | |
Traffic Management for Optimizing Media-Intensive SoCs | How Verification & Performance Exploration (VPE) and Quality-of-Service (QoS) mechanisms can optimize the system performance of SoCs with multiple CPU & graphics processors. |
Presentations on CoreLink and CoreSight
Download |
Title |
Description |
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The Challenges of System Design | How to reduce system latency and increase memory bandwidth utilization; how to provide system visibility for software optimization. | |
Effective System Design with ARM System IP | An overview of how System IP and tools can improve your SoC design. |
AMBA Design Centers
A list of ARM Approved Design Centers has been carefully chosen for their technical capabilities, ARM expertise, regional coverage, independence and quality control processes.
AMBA 3 AHB-Lite Protocol Specification
CoreSight Program Flow Trace Architecture Specification
CoreSight SoC Technical Reference Manual
CoreSight Components Technical Reference Manual
CoreSight TPIU-Lite Technical Reference Manual
CoreSight PTM-A9 Technical Reference Manual
CoreLink NIC-400 Network Interconnect Technical Reference Manual
CoreLink QoS-301 Network Interconnect Advanced Quality of Service Technical Reference Manual
PrimeCell AHB Memory Controller (PL241) Technical Reference Manual