Feb 13, 2023
I/O drawers and usable PCIe slots – Introduction to Power E1080
1.6.2 I/O drawers and usable PCIe slots
Figure 1-9 on page 28 shows the rear view of the PCIe Gen 3 I/O Expansion Drawer with the location codes for the PCIe adapter slots in the PCIe Gen 3 6-slot Fanout Module.
Chapter 1. Introduction to Power E1080 27
Figure 1-9 Rear view of a PCIe Gen 3 I/O Expansion Drawer with PCIe slots location codes
Table 1-17 lists the PCIe slots in the PCIe Gen 3 I/O Expansion Drawer.
Table 1-17 PCIe slot locations and descriptions for the PCIe Gen 3 I/O Expansion Drawer
Consider the following points regarding the information in Table 1-17:
Ê All slots support full-length, regular-height adapters or short (low-profile) adapters with a regular-height tailstock in single-wide, Gen 3 BSCs.
Ê Slots C1 and C4 in each PCIe Gen 3 6-slot Fanout Module are x16 PCIe Gen 3 buses; slots C2, C3, C5, and C6 are x8 PCIe buses.
Ê All slots support enhanced error handling (EEH).
Ê All PCIe slots are hot-swappable and support concurrent maintenance.
28 IBM Power E1080: Technical Overview and Introduction
Table 1-18 lists the maximum number of I/O drawers that are supported and the total number of PCIe slots that are available when the expansion drawer consists of a single drawer type.
Table 1-18 Maximum number of supported I/O drawers and the total number of PCIe slots
