Autostart PD-2.7 Guide de l'utilisateur Page 10
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- Table des matières
- MARQUE LIVRES
Noté. / 5. Basé sur avis des utilisateurs
10 www.xilinx.com Spartan-6 FPGA Configuration User Guide
UG380 (v2.7) October 29, 2014
PU_GWE Register. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
PU_GTS Register. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Boot History Status Register (BOOTSTS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
SEU_OPT Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Bitstream Composition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Default Initial Configuration Process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
Spartan-6 FPGA Unique Device Identifier (Device DNA) . . . . . . . . . . . . . . . . . . . 109
Identifier Value. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Identifier Memory Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Extending Identifier Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
JTAG Access to Device Identifier. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
iMPACT Access to Device Identifier. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Bitstream Compression. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Chapter 6: Readback and Configuration Verification
Preparing a Design for Readback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Readback Command Sequences . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Accessing Configuration Registers through the SelectMAP Interface . . . . . . . . . . . . 116
Configuration Register Read Procedure (SelectMAP) . . . . . . . . . . . . . . . . . . . . . . . . . 116
Configuration Memory Read Procedure (SelectMAP) . . . . . . . . . . . . . . . . . . . . . . . . . 118
Accessing Configuration Registers through the JTAG Interface . . . . . . . . . . . . . . . . 120
Configuration Register Read Procedure (JTAG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Configuration Memory Read Procedure (IEEE Std 1149.1 JTAG). . . . . . . . . . . . . . . . . 123
Verifying Readback Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Chapter 7: Reconfiguration and MultiBoot
MultiBoot Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
Fallback MultiBoot. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Fallback Behavior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
IPROG Reconfiguration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Reboot Using ICAP_SPARTAN6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Status Register for Fallback and IPROG Reconfiguration . . . . . . . . . . . . . . . . . . . 135
Watchdog Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
Required Data Spacing between MultiBoot Images . . . . . . . . . . . . . . . . . . . . . . . . . 136
Flash Sector, Block, or Page Boundaries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Additional Memory Space Required for LCK_Cycle . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Chapter 8: Readback CRC
CRC Masking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
CLB with LUT Configured as Distributed RAM or Shift Register . . . . . . . . . . . . . . . 138
CLBs Near Top or Bottom IOI Using DRP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
CLBs Near Top or Bottom IOI DRP with LUTs Configured as Distributed RAM . . 141
Post_CRC Constraints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
POST_CRC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
POST_CRC_INIT_FLAG . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
POST_CRC_SOURCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
POST_CRC_ACTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
- Spartan-6 FPGA 1
- Configuration 1
- Revision History 3
- Table of Contents 7
- Chapter 4: User Primitives 8
- Chapter 8: Readback CRC 10
- About This Guide 13
- Additional Resources 14
- Configuration Overview 15
- Design Considerations 16
- Slave Modes 17
- UG380_c1_02_051109 18
- Serial SelectMAP 18
- MultiBoot /Safe Update 20
- Required I/O Voltages 20
- Nonvolatile Data Storage 20
- FPGA Density Migration 21
- Production Lifetime 21
- Configuration Factors 22
- Chapter 2 23
- Master Serial 26
- Slave Serial Configuration 27
- Spartan-6 28
- Microprocessor 28
- Platform Flash 32
- SelectMAP Data Loading 35
- SelectMAP Data Ordering 39
- SPI Configuration Interface 40
- SPI Flash 42
- W25Q SPI 43
- UG380_c2_14_011310 44
- Master SPI Timing Waveform 45
- Power-On Sequence Precautions 46
- SPI Serial Daisy-Chain 47
- Chapter 3 59
- Data Valid 60
- User Primitives 65
- ICAP_SPARTAN6 66
- STARTUP_SPARTAN6 67
- SUSPEND_SYNC 68
- POST_CRC_INTERNAL 69
- Chapter 4: User Primitives 70
- Configuration Details 71
- Pin Name Type 72
- Description 72
- Bitstream Overview 75
- Generating PROM Files 77
- UG380_c5_01_042909 78
- Parallel Bus Bit Order 79
- Configuration Sequence 80
- Setup (Steps 1-3) 81
- UG380_c5_04_050812 82
- Sample Mode Pins (Step 3) 83
- UG380_c5_05_042909 83
- UG380_c5_06_042909 83
- Synchronization (Step 4) 84
- Check Device ID (Step 5) 84
- UG380_c5_07_042909 84
- UG380_c5_08_042909 84
- Startup (Step 8) 86
- Phase Event 87
- Signal Name Type Access 88
- Bitstream Encryption 89
- Loading the Encryption Key 90
- Loading Encrypted Bitstreams 90
- Configuration Memory Frames 95
- Type 1 Packet 96
- Type 2 Packet 96
- Configuration Registers 97
- CRC Register 98
- CBC_REG Register 100
- IDCODE Register 100
- CSBO Register 100
- Command Register (CMD) 100
- Control Register 0 (CTL) 101
- Status Register (STAT) 102
- Configuration Packets 103
- Suspend Register (PWRDN_REG) 104
- Frame Length Register 104
- Multi-Frame Write Register 104
- HC_OPT_REG Register 105
- MODE Register 106
- CCLK_FREQ Register 107
- PU_GWE Register 107
- PU_GTS Register 107
- SEU_OPT Register 108
- DNA_PORT 109
- UG380_c5_14_052009 110
- Read = 0 110
- X = Don’t care 110
- ↑ = Rising clock edge 110
- UG380_c5_15_121112 111
- UG380_c5_16_021010 111
- UG380_c5_17_052009 112
- UG380 (v2.7) October 29, 2014 113
- Readback and Configuration 115
- Verification 115
- Readback Command Sequences 116
- AA 99 55 66 28 00 E0 0 0 117
- Verifying Readback Data 127
- UG380_c6_04_042909 128
- MSK and BIT Files 129
- Reconfiguration and MultiBoot 131
- Fallback MultiBoot 132
- IPROG Reconfiguration 134
- Watchdog Timer 135
- Readback CRC 137
- CRC Masking 138
- Chapter 8: Readback CRC 140
- Distributed RAM 141
- Post_CRC Constraints 142
- POST_CRC 143
- POST_CRC_INIT_FLAG 143
- POST_CRC_SOURCE 143
- POST_CRC_ACTION 144
- POST_CRC_FREQ 144
- Chapter 9 145
- Mixed Serial Daisy-Chains 146
- Startup Sequencing (GTS) 147
- Active DONE Driver 147
- Connect All DONE Pins 147
- DONE Pin Rise Time 147
- Bitstream Formatting 147
- Parallel Daisy-Chain 151
- Ganged SelectMAP 152
- UG380_c9_06_021710 153
- ABORT Status Word 154
- SelectMAP Reconfiguration 155
- Advanced JTAG Configurations 157
- JTAG Configuration/Readback 158
- Boundary-Scan Register 161
- Instruction Register 162
- UG380_c10_03_102014 162
- BYPASS Register 164
- JTAG Configuration Register 164
- USERCODE Register 164
- Load CFG_IN 166
- Instruction 166
- Single Device Configuration 167
- Multiple Device Configuration 168
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