CS ’62Computer Programming (Fortran)

using IBM 1620 & IBM 407

FortranCard

Reader 1620 CardPunch

CardReader 1620 Card

Punch

cards

cards

cards

cards

cards

ForgoCard

Reader 1620 CardPunch

cards

cards

CS ’64IBM 7040 & IBM 1401

1301 - 25 MB

32K 36b words

CardReader Tape1401

7040 TapeTape

1401Tape Printer

CardReader Tape

7040 TapeTape

Tape Printer

SPOOLing

7040

7040

7.5 MB 7.5 MB 7.5 MB 7.5 MB

360/40

2701

2311 2311 2311 2311

128 KB

1

2 341

4

IIT COMPU/TEL support

IITRAN

Univac 1108

1004 Fastrand II128 KW (36b)

SCC 47004 KW (16b)

132 MB

IITROS32 lines

FermiLab (’70-’72)

PDP-11Storage DisplaysCAMAC Computer Automated Measurement And Control

Purdue Graduate School (’72-’73)

A+ in OS Course from Peter Denning Taught Introductory Programming

Northwestern Hospital (’73-’75)

Supported NIH grantImplemented Data BaseNuLang, NuMeta Threaded Code

IIT.2 (’75-’78)

Started teaching evening OS Courses

Became Full Time Instructor

OS Courses

Assembly Programming

Data Base course

µProcessor Programming8008 hand-built boards

National Semiconductor (’78-’80)

Hired to implement uCode Assembler

IBM 370 clone8-bit slice, µCoded, PAL control

Major contributor to debugging CPU µCode

Rewrote Channel µCode

Ended up Consultant to Engineering VP

Apple Inc (’80-...)Lisa ’83

Mac ’84

LaserWriter ’85

Mac II ’87PowerPC (’90-’06)

PowerMac ’94PowerMac G5 ’03

Thunderbolt (’08-’11)

Lisa5 MHz 680001 MB RAM

Hired to work on LisaCalc;)

Wandered over to HW labnever wandered back;)

Visit to Xerox PARC(’80)

Offsite to Pajaro Dunes

Rest is History!

AppleNet1 Mb CSMA

Implemented Block Server

Included Printer Server

“diskless” Lisas

Lisa had Expansion Slot!

LaserWriter

AppleTalk network

LocalTalk physical/link layer

Leveraging built-in SCC

230 Kb “CSMA”(first patent)

Networking Required!

Mac had no slot!

Mac IIMac with Slots!

But, which Slot?

32b, 10 MHz

Self Identifying cardsGeographically Addressed

Became Mr NuBus;)

NuBus (IEEE 1196)

PowerPCRISC Investigation Group

Call from IBMFirst Meeting in Austin

PowerPC Architecture CommitteeSummer of ’90

AIM Alliance

Became Mr PowerPC;

Smurf Card;)

AltiVec

Power Macs

Needed new “BIOS”

PCI Expansion Slots

Open Firmware IEEE-1275

Initial Implementation

Forth-basedFcode Tokenization

Big/Little Endian Booting!

Fcode Expansion ROMs

Became Mr Open Firmware;)

Power Mac G5IBM 970 (G5)

64-bitMulti-issue200+ instructions in flight

Requires SPU (Support Processing Unit)

MSP430 SPUCoded in Forth;)

Power Mac G5New Interconnect

But, how?

IBM designing CPU in Austin (VHDL)

Apple designing North Bridge in Cupertino (Verilog)

Desire to CoSimulate

Remote CoSim!

Source Synchronous

Remote CoSim

Apple IBM

RendezvousAgent

firewall firew

all

TCP/IP Streams

Initiated by each end to a Rendezvous Agent

Wait for Out from both endsPass Out to In to both ends

For each Clock:

Thunderbolt10 Gb/s linksPacket-based (256B)

Path RoutingSupports:

Tunnelled PCIeTunnelled DP/HDMI

Native CIO