Compaq W4000 Benutzerhandbuch

Chapter 7  BIOS ROM 

 

In support of the DMI specification the PnP functions 50h and 51h are used to retrieve the 
SMBIOS data. Function 50h retrieves the number of structures, size of the largest structure, and 
SMBIOS version. Function 51h retrieves a specific structure. This system supports SMBIOS 
version 2.3.1 and the following structure types: 
 
Type Data 
    0 

BIOS Information 

    1 

System Information 

    3 

System Enclosure or Chassis 

    4 

Processor Information 

    7 

Cache Information 

    8 

Port Connector Information 

    9 

System Slots 

13 

BIOS Language Information 

15 

System Event Log Information 

   16 

Physical Memory Array 

   17 

Memory Devices 

   19 

Memory Array Mapped Addresses 

20 

Memory Device Mapped Addresses 

31 

Boot Integrity Service Entry Point 

32 

System Boot Information 

128  OEM Defined Structure with Intel Alert-On-LAN (AOL) Information 

 
 
 
 

NOTE: System information on these systems is handled exclusively through the 
SMBIOS. The System Information Table (SIT) method (and it’s associated BIOS 
functions) used on previous systems is no longer supported.  

 
 
 

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