FIR['~JARE / HARDWARE SUPPORT FOR O P E R A T I N G HISTORY SYSTEI, IS: PRINCIPLES A!,ID S E L E C T E D by Gary H. Sockut Center For l~esearch in C o m p u t i n g Aiken C o m pu t a t i o n Harvard Cambridge, Technology Laboratory University 02138 Massachusetts ABSTRACT F i r m w a r e / h a r d w a r e support for operating systems is described briefly, and proposed criteria for determinin~ which operating system functions are the best candidates for f i r m w a r e / h a r d w a r e i m p l e m e n t a t i o n are listed. A selected history of the area is presented in three sections: past and current research in support for virtual m a c h i n e s and two sections on past and current research in support for non virtual ~achine o p e r a t i n ~ system functions. This work was supported contract F 1 9 6 2 8 -
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