Technical Product Specification

IntelP®P RAID Controller RS2PI008 Technical Product Specification Software

3. Software

The SAS Software Stack is planned for use with current SAS RAID controllers and future RAID

controllers that are compatible with SAS and SATA technology. This software stack includes

software pieces used in RAID controller firmware, RAID controller BIOS, and RAID controller

drivers and utilities. Figure 8 shows the inter-relationship between these software pieces.

Figure 8 Software Block Diagram

3.1 Common Layers

3.1.1 Firmware

The firmware is composed of multiple software layers, allowing for maximum flexibility, reuse,

and maintainability. These layers are described in the following subsections.

3.1.1.1 MFC Settings

The default MFC settings are factory programmed and consist of two types of settings:

 Settings that cannot be modified in the field. These include the PCI IDs.

 Settings that can be modified using a utility. These include default cache settings,

rebuild rates, and other BIOS and operational defaults. Access to the MFC modification

utility is restricted.

Additional information about MFC definitions and default settings is available upon request.

Revision 1.1

Intel order number E64396-002