Magma/Global Foundries 28n Ref Flow

Rod Metcalfe – June 2011

2

28n Reference Flow - Development

Joint partnership between Magma and Global Foundries Production flow specification Captured using Talus Flow

Manager Validated by Global Foundries

using tapeout sign off criteria

Enables fast adoption of Global Foundries 28n process using Magma tools

Placement &Optimization

CTS

Routing

Extraction

Talus

Talu

s F

low

Ma

nag

erRouting

Rules

GF28SLP

RC Parasitics

DRC Runsets

TimingSignoffSettings

ExtractionSignoffSettings

Timing AnalysisConcurrent MMMC

LeakageMulti-VT

GDSII

3

28n Reference Flow - Example

Reference flow developed and tested using a simple netlist to GDS example

Complete scripts and flow provided to run example

OR1200 30K std cells 8 macros

ARM Artisan® Physical IP for CP 28LP Process

• Rich foundry-sponsored Foundation IP• End-user licensable Enhanced IP• Multi Channel logic products for 9 and 12 track• Market-leading memory compilers:

• Flexible Power Gating• Write Assist for Low Voltage Operation• High performance or low leakage periphery

Comprehensive 28LP Physical IP platform

• Targets >1 GHz Cortex-A9 (worst case)

Processor Optimization Pack for Cortex-A9

• IP available on DesignStart• Test Chip tape out Q4 2010

Product Availability and Silicon Validation

•2 Libraries, Multi-Vt/Channel

•Power Mgmt, ECO

Logic

•11 Memory Compilers

Memory

•GPIOInterface

•Cortex-A9 Optimizations

ProcessorOptimization

NEW

NEW

Talus – Most Efficient RTL-to-GDSII System

Best Quality of Results on Advanced designs +3M instances flat +1GHz Cores 28-nm silicon proven

Advanced MX Technologies Fastest Timer Fastest Extractor Optimum Routing Flow

Advanced Low Power Technologies UPF/CPF Support Advanced DVFS

Predictable Design Closure with Fastest TAT Sign-off Capable Zero-ECO flow

5

6

Talus Flow Manager – Out-Of-The-Box Productivity

Magma’s reference methodology for RTL-to-GDSII simple and scalable framework for

building execution recipes

Included with each Magma release Supported by Magma R&D

Increase Engineering Productivity

Simplify Deployment

Infrastructure

RTL MMMCMVDD

SMMCNetlist

Volcano

SVDD

Flow Stage Templates

Flow Manager

RTL or Netlist to GDSII

Talus Visual Volcano

Ref.Flows

Flow Templates

TalusRun.tcl

TFM : Reporting Examples

TFM : Reporting Examples

TFM : Detail Report Examples

10

28n Reference Flow – Guidance for implementation

Reference flow provides guidance for all major parts of the flow How to configure library correctly

When to add filler & decap cells

Router setup to support 28n rules

Multi-corner extraction support

Multi-mode timing constraints

Multi-VT library setup and optimization

Correct GDS layer numbers for verification

Placement &Optimization

CTS

Routing

Extraction

Talus

Talu

s F

low

Ma

nag

er

Timing AnalysisConcurrent MMMC

LeakageMulti-VT

GDSII

LibraryPreparation

11

GLOBALFOUNDRIES-Magma 28nm Sign-Off Reference Flow

Full Netlist-to-GDS Talus flow Automated for GF28SLP signoff using Talus Flow Manager Qualified for GF 28SLP routing rules and metal fill

Leverages state-of-the-art ARM Artisan® logic and embedded memory IP

Example netlist to GDSMMMC Implementationfor OR1200

OR1200 CPU Core

IC T

AG

0

IC RAM0 DC RAM

ITLB

TR

R

AM

DC

TA

G0

DT

LB T

R

RA

M

ITLB

MR

R

AM

DT

LB R

AM

Placement &Optimization

CTS

Routing

Extraction

TalusTa

lus

Flo

w M

an

ager

Routing Rules

GF28SLP

RC Parasitics

DRC Runsets

TimingSignoffSettings

ExtractionSignoffSettings

Timing AnalysisConcurrent MMMC

LeakageMulti-VT

GDSII

Confidential - Do Not Duplicate12