6400 datasheet(6/250 Pages) INTEL

Part #	6400

Description	Advanced Memory Buffer

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Manufacturer	INTEL [Intel Corporation]

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Intel® 6400/6402 Advanced Memory Buffer Datasheet

11.3.1 Fundamental Operations........................................................................ 113

11.3.2 Memory Addressing .............................................................................. 114

11.3.3 Memory Data Formatting ....................................................................... 123

11.3.4 Algorithmic Testing ............................................................................... 126

11.3.5 Error Reporting and Control ................................................................... 128

11.3.6 DRAM Throttling ................................................................................... 131

11.3.7 Refresh Control .................................................................................... 131

11.3.8 DRAM Initialization................................................................................ 132

11.4 MemBIST Memory Test Examples ...................................................................... 132

11.4.1 Write a Fixed Pattern to a Range of DRAM Addresses................................. 132

11.4.2 Write Random Data to a Range of DRAM Addresses and Check ................... 133

11.4.3 Write Leaping 0s to the Full DRAM Address Range and Check ..................... 134

11.4.4 Write 144-bit User-defined Pattern to a Range of Addresses and Check ........ 136

11.4.5 Test a Range of DRAM Addresses With March C- Algorithm ........................ 137

11.5 MemBIST Implementation................................................................................. 138

11.5.1 MemBIST Block Diagram ....................................................................... 138

11.5.2 MB Flow Control State Machine ............................................................... 139

11.5.3 CS Finite State Machine ......................................................................... 141

12

Ballout and Package Information ........................................................................... 143

12.1

Ballout .......................................................................................................... 143

12.2 655-Ball FBGA 0.8mm Pitch Pin Configuration...................................................... 143

12.3 Pin Assignments for the Advanced Memory Buffer (AMB)....................................... 144

12.4 Package Information ........................................................................................ 152

13

Signal Lists ............................................................................................................ 155

13.1 Conventions.................................................................................................... 155

13.2 Intel 6400/6402 Advanced Memory Buffer (AMB) Pin Description List...................... 156

14

Registers ............................................................................................................... 159

14.1 Access Mechanisms.......................................................................................... 159

14.1.1 Conflict Resolution and Usage Model Limitations ....................................... 159

14.1.2 FBD Data on Configuration Read Returns ................................................. 159

14.1.3 Non-Existent Register Bits...................................................................... 159

14.1.4 Register Attribute Definition ................................................................... 160

14.1.5 Binary Number Notation ........................................................................ 161

14.1.6 Function Mapping ................................................................................. 161

14.2 PCI Standard Header Identification Registers (Function 0) ..................................... 169

14.2.1 VID: Vendor Identification Register ......................................................... 169

14.2.2 DID: Device Identification Register.......................................................... 169

14.2.3 RID: Revision Identification Register ....................................................... 169

14.2.4 CCR: Class Code Register ...................................................................... 170

14.2.5 HDR: Header Type Register.................................................................... 170

14.3 FBD Link Registers (Function 1) ......................................................................... 170

14.3.1 FBD Link Control and Status................................................................... 170

14.3.2 SM Bus Register ................................................................................... 180

14.3.3 Error Registers ..................................................................................... 181

14.3.4 PERSONALITY BYTES Loaded From the SPD.............................................. 183

14.3.5 Hardware Configuration Registers ........................................................... 184

14.4 Implementation Specific FBD Registers (Function 2) ............................................. 185

14.5 DDR and Miscellaneous Registers (Function 3) ..................................................... 186

14.5.1 Memory Registers ................................................................................. 186

14.5.2 Memory BIST Registers ......................................................................... 191

14.5.3 Thermal Sensor Registers ...................................................................... 201

14.6 Implementation Specific DDR Initialization and

Calibration Registers (Function 4) ...................................................................... 203

14.6.1 DDR Calibration.................................................................................... 203

14.6.2 Memory Interface Control ...................................................................... 219

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