POWER5 information.

Enabling I/O adapter memory allocation

Increase the amount of PCI memory space allocated to specified PCI slots.

You can increase the amount of I/O adapter memory for specified PCI slots. When the I/O Adapter Enlarged Capacity option is enabled, specific PCI slots receive the largest memory-mapped address spaces that are available.

To perform this operation, your authority level must be one of the following:
  • Administrator
  • Authorized service provider

To enable or disable I/O adapter memory allocation, do the following:

  1. On the ASMI Welcome pane, specify your user ID and password, and click Log In.
  2. In the navigation area, expand System Configuration.
  3. Select I/O Adapter Enlarged Capacity.
  4. In the right pane, select Enabled or Disabled.
  5. Click Save settings.