This section summarizes the specific power management requirements for graphics adapters.
49. Compliance with "Device Class Power Management Reference Specification"
| Required |
The "Device Class Power Management Reference Specification" for the display device class provides definitions of the OnNow device power states (D0 – D3) for display and graphics devices. The specification also covers device functionality expected in each power state and the possible Wakeup event definitions for the class, if any. Power states D0 and D3 are required. Other power states are recommended.
50. Support Wakeup Events defined in "Device Class Power Management Reference Specification"
| Optional |
For PC 97, the ability to cause a Wakeup event as defined in the "Device Class Power Management Reference Specification" for display devices is an optional feature.
51. Adapter complies with VBE/Core 2.0 extensions for power management
| Required |
The VESA BIOS Extension Standard / Core Functions 2.0 specification defines extensions to VGA ROM BIOS services for power management.