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... is reprinted with the permission of Novell, Inc. Trademarks AMD, the AMD logo, K6, 3DNow!, and combinations thereof, AMD PowerNow!, E86, and Super7 are registered trademarks of Electrical and Electronics Engineers, Inc. MMX is a service mark, and AMD-K6 and RISC86 are trademarks, FusionE86 is a trademark of AMD's product could create a situation where personal injury, death, or...
... is reprinted with the permission of Novell, Inc. Trademarks AMD, the AMD logo, K6, 3DNow!, and combinations thereof, AMD PowerNow!, E86, and Super7 are registered trademarks of Electrical and Electronics Engineers, Inc. MMX is a service mark, and AMD-K6 and RISC86 are trademarks, FusionE86 is a trademark of AMD's product could create a situation where personal injury, death, or...
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... pages can also call . Additional contact information is available from the AMD worldwide staff of this manual. 23542A/0-September 2000 Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet IF YOU HAVE QUESTIONS, WE'RE HERE TO HELP YOU. The AMD customer service network includes U.S. For technical support questions on E86 products, access the...
... pages can also call . Additional contact information is available from the AMD worldwide staff of this manual. 23542A/0-September 2000 Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet IF YOU HAVE QUESTIONS, WE'RE HERE TO HELP YOU. The AMD customer service network includes U.S. For technical support questions on E86 products, access the...
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... for the x86 platform are widely available in the general marketplace. and Canada: (800) 222-9323 Third-Party Support AMD FusionE86SM program partners provide an array of products designed to meet critical time-to-market needs. Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet 23542A/0-September 2000 To order literature: Web: www...
... for the x86 platform are widely available in the general marketplace. and Canada: (800) 222-9323 Third-Party Support AMD FusionE86SM program partners provide an array of products designed to meet critical time-to-market needs. Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet 23542A/0-September 2000 To order literature: Web: www...
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... Sheet Contents Contents Revision History xvii About this Data Sheet xix 1 AMD-K6™-2E+ Embedded Processor 1 1.1 AMD-K6™-2E+ Embedded Processor Features 3 1.2 Process Technology 7 1.3 Super7™ Platform 8 2 Internal Architecture 11 2.1 Microarchitecture Overview 11 ...MSR 44 3.3 Memory Management Registers 54 3.4 Paging 56 3.5 Descriptors and Gates 59 3.6 Exceptions and Interrupts 62 3.7 Instructions Supported by the AMD-K6™-2E+ Processor . . 63 4 Logic Symbol Diagram 91 5 Signal Descriptions 93 5.1 Signal Terminology 93 5.2 A20M# (Address Bit 20 Mask 94 ...
... Sheet Contents Contents Revision History xvii About this Data Sheet xix 1 AMD-K6™-2E+ Embedded Processor 1 1.1 AMD-K6™-2E+ Embedded Processor Features 3 1.2 Process Technology 7 1.3 Super7™ Platform 8 2 Internal Architecture 11 2.1 Microarchitecture Overview 11 ...MSR 44 3.3 Memory Management Registers 54 3.4 Paging 56 3.5 Descriptors and Gates 59 3.6 Exceptions and Interrupts 62 3.7 Instructions Supported by the AMD-K6™-2E+ Processor . . 63 4 Logic Symbol Diagram 91 5 Signal Descriptions 93 5.1 Signal Terminology 93 5.2 A20M# (Address Bit 20 Mask 94 ...
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Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet 23542A/0-September 2000 5.19 DP[7:0] (Data Parity 108 5.20 EADS# (External Address Strobe 109 5.21 EWBE# (External Write Buffer Empty 110 5.22 FERR# (...[4:0] (Voltage Identification 137 5.54 W/R# (Write/Read 138 5.55 WB/WT# (Writeback or Writethrough 139 5.56 Pin Tables by Type 140 5.57 Bus Cycle Definitions 142 6 AMD PowerNow!™ Technology 143 6.1 Enhanced Power Management Features 143 6.2 Dynamic Core Frequency and Core Voltage Control . . . . . 150 7 Bus Cycles 153 7.1 Timing Diagrams 153 7.2 Bus States...
Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet 23542A/0-September 2000 5.19 DP[7:0] (Data Parity 108 5.20 EADS# (External Address Strobe 109 5.21 EWBE# (External Write Buffer Empty 110 5.22 FERR# (...[4:0] (Voltage Identification 137 5.54 W/R# (Write/Read 138 5.55 WB/WT# (Writeback or Writethrough 139 5.56 Pin Tables by Type 140 5.57 Bus Cycle Definitions 142 6 AMD PowerNow!™ Technology 143 6.1 Enhanced Power Management Features 143 6.2 Dynamic Core Frequency and Core Voltage Control . . . . . 150 7 Bus Cycles 153 7.1 Timing Diagrams 153 7.2 Bus States...
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23542A/0-September 2000 Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet Contents 7.5 Inquire and Bus Arbitration Cycles 168 7.6 Special Bus Cycles 190 8 Power-on Configuration and Initialization 199 8.1 Signals Sampled During the Falling Transition of RESET 199 8.2 RESET Requirements 200 8.3 State of Processor After RESET 200 8.4 State of Processor After INIT 203 9 Cache Organization...
23542A/0-September 2000 Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet Contents 7.5 Inquire and Bus Arbitration Cycles 168 7.6 Special Bus Cycles 190 8 Power-on Configuration and Initialization 199 8.1 Signals Sampled During the Falling Transition of RESET 199 8.2 RESET Requirements 200 8.3 State of Processor After RESET 200 8.4 State of Processor After INIT 203 9 Cache Organization...
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Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet 23542A/0-September 2000 13.4 Cache Inhibit 263 13.5 L2 Cache and Tag Array Testing 264 13.6 Debug 268 14 Clock Control 275 14.1 ... Dissipation 289 15.5 Power and Grounding 291 16 Signal Switching Characteristics 295 16.1 CLK Switching Characteristics 296 16.2 Clock Switching Characteristics for 100-MHz Bus Operation 296 16.3 Clock Switching Characteristics for 66-MHz Bus Operation 297 16.4 Valid Delay, Float, Setup, and Hold Timings 298 16.5 Output Delay Timings for 100...
Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet 23542A/0-September 2000 13.4 Cache Inhibit 263 13.5 L2 Cache and Tag Array Testing 264 13.6 Debug 268 14 Clock Control 275 14.1 ... Dissipation 289 15.5 Power and Grounding 291 16 Signal Switching Characteristics 295 16.1 CLK Switching Characteristics 296 16.2 Clock Switching Characteristics for 100-MHz Bus Operation 296 16.3 Clock Switching Characteristics for 66-MHz Bus Operation 297 16.4 Valid Delay, Float, Setup, and Hold Timings 298 16.5 Output Delay Timings for 100...
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...Handling Control Register (WHCR 48 List of Figures Figure 1. Cache Sector Organization 16 Figure 3. The Instruction Buffer 18 Figure 4. AMD-K6™-2E+ Processor Scheduler 22 Figure 6. Floating-Point Register 32 Figure 12. FPU Status Word Register 32 Figure 13. MMX™/3DNow!™... 23. SYSCALL/SYSRET Target Address Register (STAR 48 Figure 36. AMD-K6™-2E+ Processor Decode Logic 19 Figure 5. Control Register 1 (CR1 40 Figure 25. Debug Register DR6 42 Figure 28. AMD-K6™-2E+ Processor Block Diagram 13 Figure 2. Machine-Check Address Register (MCAR 45 Figure...
...Handling Control Register (WHCR 48 List of Figures Figure 1. Cache Sector Organization 16 Figure 3. The Instruction Buffer 18 Figure 4. AMD-K6™-2E+ Processor Scheduler 22 Figure 6. Floating-Point Register 32 Figure 12. FPU Status Word Register 32 Figure 13. MMX™/3DNow!™... 23. SYSCALL/SYSRET Target Address Register (STAR 48 Figure 36. AMD-K6™-2E+ Processor Decode Logic 19 Figure 5. Control Register 1 (CR1 40 Figure 25. Debug Register DR6 42 Figure 28. AMD-K6™-2E+ Processor Block Diagram 13 Figure 2. Machine-Check Address Register (MCAR 45 Figure...
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...155 Figure 60. Basic HOLD/HLDA Operation 169 Figure 67. AHOLD-Initiated Inquire Miss 175 Figure 70. L2 Tag or Data Location for AMD-K6™-2E+ Processor-EAX . . . . 52 Figure 43. Enhanced Power Management Register (EPMR 53 Figure 44. Task State Segment (TSS 55 Figure ...179 Figure 72. Bus Divisor and Voltage ID Control (BVC) Field 147 Figure 57. Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet 23542A/0-September 2000 Figure 37. Processor State Observability Register (PSOR)-Low- Gate Descriptor 62 Figure 54. Burst Reads and Pipelined Burst Reads ...
...155 Figure 60. Basic HOLD/HLDA Operation 169 Figure 67. AHOLD-Initiated Inquire Miss 175 Figure 70. L2 Tag or Data Location for AMD-K6™-2E+ Processor-EAX . . . . 52 Figure 43. Enhanced Power Management Register (EPMR 53 Figure 44. Task State Segment (TSS 55 Figure ...179 Figure 72. Bus Divisor and Voltage ID Control (BVC) Field 147 Figure 57. Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet 23542A/0-September 2000 Figure 37. Processor State Observability Register (PSOR)-Low- Gate Descriptor 62 Figure 54. Burst Reads and Pipelined Burst Reads ...
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...Special Bus Cycle (Halt Cycle 191 Figure 78. TAP State Diagram 261 Figure 91. L2 Tag or Data Location for AMD-K6™-2E+ Processor 265 Figure 92. Debug Register DR6 270 Figure 99. Basic Locked Operation 185 Figure 75. INIT-Initiated Transition from Protected... DR7 269 Figure 98. Key to Real Mode 197 Figure 82. 23542A/0-September 2000 Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet List of the AMD-K6™-2E+ Processor 276 Figure 102. Locked Operation with BOFF# Intervention 187 Figure 76. Interrupt Acknowledge Operation 189 Figure...
...Special Bus Cycle (Halt Cycle 191 Figure 78. TAP State Diagram 261 Figure 91. L2 Tag or Data Location for AMD-K6™-2E+ Processor 265 Figure 92. Debug Register DR6 270 Figure 99. Basic Locked Operation 185 Figure 75. INIT-Initiated Transition from Protected... DR7 269 Figure 98. Key to Real Mode 197 Figure 82. 23542A/0-September 2000 Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet List of the AMD-K6™-2E+ Processor 276 Figure 102. Locked Operation with BOFF# Intervention 187 Figure 76. Interrupt Acknowledge Operation 189 Figure...
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... Resistance (CPGA Package 315 Figure 115. OBGA Connection Diagram (Top-Side View 326 Figure 124. Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet 23542A/0-September 2000 Figure 106. Maximum Float Delay Timing 310 Figure 108. Processor Heat Dissipation Path 316 Figure 116. Airflow for a Heatsink with Fan 319 Figure 119. CPGA Connection...
... Resistance (CPGA Package 315 Figure 115. OBGA Connection Diagram (Top-Side View 326 Figure 124. Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet 23542A/0-September 2000 Figure 106. Maximum Float Delay Timing 310 Figure 108. Processor Heat Dissipation Path 316 Figure 116. Airflow for a Heatsink with Fan 319 Figure 119. CPGA Connection...
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... . . 23 General-Purpose Registers 28 General-Purpose Register Doubleword, Word, and Byte Names 29 Segment Registers 30 AMD-K6™-2E+ Processor Model-Specific Registers 44 Extended Feature Enable Register (EFER) Definition 47 SYSCALL/SYSRET Target Address Register (STAR) Definition 48... 9. Table 19. Table 22. Table 31. Table 7. Table 2. Table 17. Table 30. 23542A/0-September 2000 Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet List of Tables xiii Table 20. Table 13. Table 34. Table 8. Table 23. Table 6. Table 10. ...
... . . 23 General-Purpose Registers 28 General-Purpose Register Doubleword, Word, and Byte Names 29 Segment Registers 30 AMD-K6™-2E+ Processor Model-Specific Registers 44 Extended Feature Enable Register (EFER) Definition 47 SYSCALL/SYSRET Target Address Register (STAR) Definition 48... 9. Table 19. Table 22. Table 31. Table 7. Table 2. Table 17. Table 30. 23542A/0-September 2000 Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet List of Tables xiii Table 20. Table 13. Table 34. Table 8. Table 23. Table 6. Table 10. ...
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... 287 DC Characteristics for the AMD-K6™-2E+ Processor 287 Power Dissipation for Low-Power AMD-K6™-2E+ Devices . . 289 Power Dissipation for Standard-Power AMD-K6™-2E+ Devices 290 Supported Voltages and Operating Frequencies for LowPower AMD-K6™-2E+ Processors Enabled with AMD PowerNow!™ Technology 290 CLK Switching Characteristics for 100-MHz Bus Operation . 296 CLK...
... 287 DC Characteristics for the AMD-K6™-2E+ Processor 287 Power Dissipation for Low-Power AMD-K6™-2E+ Devices . . 289 Power Dissipation for Standard-Power AMD-K6™-2E+ Devices 290 Supported Voltages and Operating Frequencies for LowPower AMD-K6™-2E+ Processors Enabled with AMD PowerNow!™ Technology 290 CLK Switching Characteristics for 100-MHz Bus Operation . 296 CLK...
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Table 77. CPGA Pin Designations by Functional Grouping 324 CPGA Pin Designations for No Connect, Reserved, Power, and Ground Pins 325 OBGA Pin Designations by Functional Grouping 328 OBGA Pin Designations for No Connect, Reserved, Power, and Ground Pins 329 AMD-K6™-2E+ Embedded Processor Valid Ordering Part Number Combinations 334 List of Tables xv Table 78. Table 79. Table 76. 23542A/0-September 2000 Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet Table 75.
Table 77. CPGA Pin Designations by Functional Grouping 324 CPGA Pin Designations for No Connect, Reserved, Power, and Ground Pins 325 OBGA Pin Designations by Functional Grouping 328 OBGA Pin Designations for No Connect, Reserved, Power, and Ground Pins 329 AMD-K6™-2E+ Embedded Processor Valid Ordering Part Number Combinations 334 List of Tables xv Table 78. Table 79. Table 76. 23542A/0-September 2000 Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet Table 75.
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Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet 23542A/0-September 2000 xvi List of Tables
Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet 23542A/0-September 2000 xvi List of Tables
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A Second Printing: Revised headings in Table 60 on page 290 to apply to 400-MHz parts only. A Second Printing: Changed setting of NOL2 bit on page 290. Changed Note 2 in Table 59 on page 289, Table 60 on page 290, and Table 61 on page 148. Revision History xvii 23542A/0-September 2000 Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet Revision History Date September 2000 September 2000 September 2000 September 2000 Rev Description A Initial published release. A Second Printing: Revised trademarks.
A Second Printing: Revised headings in Table 60 on page 290 to apply to 400-MHz parts only. A Second Printing: Changed setting of NOL2 bit on page 290. Changed Note 2 in Table 59 on page 289, Table 60 on page 290, and Table 61 on page 148. Revision History xvii 23542A/0-September 2000 Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet Revision History Date September 2000 September 2000 September 2000 September 2000 Rev Description A Initial published release. A Second Printing: Revised trademarks.
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Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet 23542A/0-September 2000 xviii Revision History
Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet 23542A/0-September 2000 xviii Revision History
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... of bus signals during various types of the AMD-K6-2E+ processor. About this Data Sheet Overview The AMD-K6™-2E+ Embedded Processor Data Sheet is organized into the following sections: Chapter 1, "AMD-K6™-2E+ Embedded Processor" on page 1, provides a list of the AMD-K6-2E+ processor's distinguishing characteristics, a description of the AMD-K6-2E processor's x86 software environment and briefly describes the...
... of bus signals during various types of the AMD-K6-2E+ processor. About this Data Sheet Overview The AMD-K6™-2E+ Embedded Processor Data Sheet is organized into the following sections: Chapter 1, "AMD-K6™-2E+ Embedded Processor" on page 1, provides a list of the AMD-K6-2E+ processor's distinguishing characteristics, a description of the AMD-K6-2E processor's x86 software environment and briefly describes the...
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... Characteristics" on page 285, includes operating ranges, absolute ratings, DC characteristics, power dissipation data, power and grounding information, and decoupling recommendations. Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet 23542A/0-September 2000 Chapter 8, "Power-on Configuration and Initialization" on page 229, describes the 8byte write merge buffer and how merging multiple...
... Characteristics" on page 285, includes operating ranges, absolute ratings, DC characteristics, power dissipation data, power and grounding information, and decoupling recommendations. Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet 23542A/0-September 2000 Chapter 8, "Power-on Configuration and Initialization" on page 229, describes the 8byte write merge buffer and how merging multiple...
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...-ball OBGA package. Chapter 18, "Pin Designations" on page 333, provides the ordering part number (OPN) and valid OPN combinations. 23542A/0-September 2000 Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet Chapter 17, "Thermal Design" on page 331, provides diagrams showing the specifications for each package type and lists the...
...-ball OBGA package. Chapter 18, "Pin Designations" on page 333, provides the ordering part number (OPN) and valid OPN combinations. 23542A/0-September 2000 Preliminary Information AMD-K6™-2E+ Embedded Processor Data Sheet Chapter 17, "Thermal Design" on page 331, provides diagrams showing the specifications for each package type and lists the...