What do I do if I have a firmware problem with my X58 Chipset motherboard?

In systems with the Intel X58 Chipset based boards, there is a commonly occuring message in the event viewer like the ones listed below:

• Performance power management features on processor 0 are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.
• Performance power management features on processor 1 are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.
• Performance power management features on processor 2 are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.
• Performance power management features on processor 3 are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.
• Performance power management features on processor 4 are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.
• Performance power management features on processor 5 are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.
• Performance power management features on processor 6 are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.
• Performance power management features on processor 7 are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.

This is not a firmware problem per se, but a misreporting from the motherboard that can usually be corrected by enabling EIST (Enhanced Intel Speed stepping Technology) and/or enabling CXE within the BIOS.