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## Adding PCIe devices 

## 15 

This chapter describes the steps to define ISM, RoCE-2, zEDC, and zHyperLink Peripheral Component Interconnect Express (PCIe) functions, features, and devices. 

It includes a list of these potential configuration items and a short description on how to complete each of them by using Hardware Configuration Definition (HCD) and an overview of PCIe functions. 

Note: Not all of the configuration items that are described in this chapter are necessarily required for your installation. Also, the examples that are presented are not intended to be exhaustive. 

This chapter includes the following topics: 

GLYPH<SM590000> 15.1, “Defining more I/O by using HCD” on page 370 

GLYPH<SM590000> 15.2, “PCIe feature definitions” on page 370 

