Altera Stratix V Avalon-MM Interface for PCIe Solutions Manual do Utilizador descarregar pdf (Página 146)

According to the PCI Express Base Specification, if MSI_enable=0 and the Disable Legacy Interrupt

bit=1 in the Configuration Space Command register (0x004), the Hard IP should not send legacy interrupt

messages when an interrupt is generated.

9-22

Interrupt Handler Block

UG-01097_avmm

2014.12.15

Altera Corporation

IP Core Architecture

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1 2 ... 141 142 143 144 145 146 147 148 149 150 151 ... 183 184

User Guide 1
Datasheet 2
Features 3
Interface 4
Release Information 7
Device Family Support 7
Altera FPGA 8
Debug Features 10
IP Core Verification 10
Recommended Speed Grades 11
Running Qsys 14
Generating the Example Design 15
Simulating Altera Designs 17
Time TLP Type Payload 18
TLP Header 18
Creating a Quartus II Project 19
Compiling the Design 19
Programming a Device 20
Parameter Settings 21
Parameter Value Description 22
Device Capabilities 25
Error Reporting 26
Link Capabilities 27
MSI and MSI-X Capabilities 28
Power Management 29
Clock Domains on page 6-5 33
Application Layer 34
RX Avalon-MM Master Signals 36
Clock Signals 41
Signal Direction Description 42
Variant Logical Interfaces 49
Hard IP Status Extension 50
Field and Bit Map 58
0134678951 58
Bit(s) Field Description 59
Serial Data Signals 60
PIPE Interface Signals 64
Test Signals 69
Registers 70
Altera-Defined VSEC Registers 78
CvP Registers 79
Address Range Register 83
Bit Name Access Description 84
Bits Name Access Description 85
PCI Express Mailbox Registers 86
Avalon-MM Mailbox Registers 90
Address Name Access 91
Description 91
Byte Offset 91
Register Dir Description 91
Sending a Write TLP 97
Root Port TLP Data Registers 99
UG-01097_avmm 100
2014.12.15 100
Related Information 101
Bits Register Description 102
Reset and Clocks 105
Hard IP for PCI Express 106
Example Design 106
Clock Domains 109
Data Rate Frequency 110
Clock Summary 112
Interrupts for Endpoints 113
MSI/MSI‑X Support 115
MsiIntfc_o[81:0] 116
MsiControl_o[15:0] 116
MsixIntfc_o[15:0] 116
IntxReq_i 116
IntxAck_o 116
Error Handling 117
Physical Layer Errors 118
Data Link Layer Errors 118
Transaction Layer Errors 119
Error Type Description 120
Status Bit Conditions 123
IP Core Architecture 125
Hard IP for PCI Express 126
Top-Level Interfaces 127
Avalon-MM Interface 127
Clocks and Reset 127
Transceiver Reconfiguration 127
Interrupts 127
Data Link Layer 128
Altera Corporation 129
Send Feedback 129
Physical Layer 130
TX Packets 131
Avalon‑MM Bridge TLPs 135
Byte Enable Value Description 136
PCI Express Avalon-MM Bridge 138
RX Block 144
Avalon-MM RX Master Block 144
TX Block 145
Interrupt Handler Block 145
Enable PLL calibration 147
Throughput Optimization 151
Throughput of Posted Writes 153
Design Implementation 155
CONF_DONE 156
Endpoint Reset 156
Root Port Reset 156
SDC Timing Constraints 157
Optional Features 159
ECRC on the RX Path 160
ECRC on the TX Path 161
Debugging 163
Setting Up Simulation 166
Use Third-Party PCIe Analyzer 168
BIOS Enumeration Issues 168
Address[31:2] 169
Figure A-6: I/O Read Request 171
7 6 5 4 3 2 1 0 175
Core Config 8 4 1 175
Additional Information 177
Date Version Changes Made 178
How to Contact Altera 182
Typographic Conventions 182
Visual Cue Meaning 183

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