Data processing system with unique microcode control

Details Data processing system with unique microcode control Data processing system with unique microcode control

1982-11-15

1986-05-27

Thomas, James D.

Boots, shoes, and leggings

G06F 916, G06F 1300

Patent

active

045919720

ABSTRACT:
A data processing system having separate kernel, vertical and horizontal microcode, separate loading of vertical microcode and a permanently resident kernel microcode, and a soft console with dual levels of capability. The system includes a processor having dual ALC and microcode processors, and an instruction processor. Also included are a processor incorporating a multifunction processor memory, a multifunction nibble shifter, and a high speed look-aside memory control. Adaptive microcode control means 272 are disclosed in which microinstruction sequencing is a function 273 of the current microinstruction and current machine state.

REFERENCES:
patent: 3990052 (1976-11-01), Gruner
patent: 4003028 (1977-01-01), Bennett et al.
patent: 4086626 (1978-04-01), Chung
patent: 4155120 (1979-05-01), Keefer et al.
patent: 4181934 (1980-01-01), Marenin
patent: 4349872 (1982-09-01), Fukasawa et al.
patent: 4382279 (1983-05-01), Ugon
patent: 4434459 (1984-02-01), Holland et al.

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