Vendor: Xilinx, Inc. Category: DMA

AXI Central DMA Controller

The Xilinx LogiCORE™ IP AXI Central Direct Memory Access (CDMA) core is a soft Xilinx Intellectual Property (IP) core for use wit…

Overview

The Xilinx LogiCORE™ IP AXI Central Direct Memory Access (CDMA) core is a soft Xilinx Intellectual Property (IP) core for use with the Vivado® Design Suite. The AXI CDMA provides high-bandwidth Direct Memory Access (DMA) between a memory-mapped source address and a memory-mapped destination address using the AXI4 protocol. An optional Scatter Gather (SG) feature can be used to offload control and sequencing tasks from the system CPU. Initialization, status, and control registers are accessed through an AXI4-Lite slave interface, suitable for the Xilinx MicroBlaze™ processor.

Key features

  • AXI4 interface for data transfer
  • Independent AXI4-Lite slave interface for register access
  • Independent AXI4 Master interface for optional Scatter/Gather function
  • Optional Data Re-Alignment Engine
  • Register Direct Mode
  • Optional Scatter Gather DMA support
  • Optional Store and Forward support
  • Parameterized Read and Write Address Pipeline depths
  • Fixed-address and incrementing-address burst support

Specifications

Identity

Part Number
AXI Central DMA Controller
Vendor
Xilinx, Inc.
Type
Silicon IP

Files

Note: some files may require an NDA depending on provider policy.

Provider

HQ: USA

Learn more about DMA IP core

DMA IP Integration

There are many IP’s today . These IP’s can be simple IP’s like Timer to complex IP’s like Accelerators. In Most of the cases IP’s are Integrated in standard way. There are cases where you have the option of Integrating it differently. This goes un-noticed or unable to be implemented due to time constraints. One such IP that would be discussed in this paper is DMA . This paper tries to explain idea of Integrating Direct Memory access(DMA) and Interrupt Control Unit(ICU) differently but final implementation requires some changes in IP. There is a possibility that alternate design explained below may be already implemented.

Moving to AMBA® 5? Your AMBA® 4 IP Can Still Come With You

As SoC architectures adopt AMBA® 5 fabrics and components, many proven IP blocks still rely on AMBA® 4 or earlier interfaces. That creates a common integration problem: how do designers connect newer AMBA® 5 system components to existing IP without redesigning the IP or replacing verified blocks?

Frequently asked questions about DMA IP

What is AXI Central DMA Controller?

AXI Central DMA Controller is a DMA IP core from Xilinx, Inc. listed on Semi IP Hub.

How should engineers evaluate this DMA?

Engineers should review the overview, key features, supported foundries and nodes, maturity, deliverables, and provider information before shortlisting this DMA IP.

Can this semiconductor IP be compared with similar products?

Yes. Buyers can compare this product with similar semiconductor IP cores or IP families based on category, provider, process options, and structured technical specifications.

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