ST486DX Datasheet - ST Microelectronics

ST486DX, PROGRAMMING MANUAL

www.DataSheet4U.com ST486DX SMM PROGRAMMING MANUAL 1st EDITION NOVEMBER 1994 GENERAL INDEX 1.
SMM OVERVIEW Pages 9 1.1 Introduction *

Features

* . 9 1.3 A Typical SMM Routine
* . . . . 10 SGS THOMSON SMM IMPLEMENTATION 13 2.1 Hardware Background
* 13

Applications

* Access to the SMM configuration can be prevented by setting a bit in the CPU configuration space. Not allowing an application to disable or alter SMM operation is useful for antivirus or security measures. 9 ST486DX - SMM OVERVIEW 1.3 Typical SMM Routines A typical SMM routine is illustrated in

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