BiosECFirmwareVersion method

Project: System Information Unit.

Unit: PJSysInfo.

Class: TPJBiosInfo

Applies to: ~>5.32

function BiosECFirmwareVersion: Word;

Description

Returns the release version number of the BIOS’ Embedded Controller Firmware.

This method requires support for SMBIOS reference specification v2.4 or later.

Returns:

• The version number encoded into a Word value. The high byte contains the major version number and the low byte contains the minor version number.

  Special return values:

  • $FFFF is returned if the system does not have field upgradeable embedded controller firmware.
  • 0 is returned if any of the following conditions apply:
    • the BIOS is not supported;
    • the BIOS does not support SMBIOS reference specification v2.4 or later;
    • the BIOS does not provide the required information.

Note

Assuming that the return value of BiosECFirmwareVersion has been stored in variable V of type type Word then V shr 8 extracts the major version number and V and $FF extracts the minor version number.

See also

• BiosVersion
• SMBiosSpecVersion