Altera Arria 10 Avalon-MM Manuale Utente Scaricare il pdf (Pagina 140)

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.

10-22

Interrupt Handler Block

UG-01145_avmm

2015.05.14

Altera Corporation

IP Core Architecture

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1 2 ... 135 136 137 138 139 140 141 142 143 144 145 ... 211 212

Solutions 1
Contents 2
Datasheet 7
Features 8
Interface 9
UG-01145_avmm 10
2015.05.14 10
Release Information 12
Device Family Support 13
Configurations 13
Altera FPGA 14
Debug Features 16
IP Core Verification 16
Recommended Speed Grades 17
Hard IP for PCI Express 19
Running Qsys 20
Generating the Example Design 21
Time TLP Type Payload 23
TLP Header 23
Creating a Quartus II Project 24
Compiling the Design 25
Programming a Device 25
Parameter Settings 27
Parameter Value Description 28
Interface System Settings 30
Device Capabilities 34
Error Reporting 35
Link Capabilities 36
MSI and MSI-X Capabilities 37
Slot Capabilities 38
Power Management 39
Application Layer 48
RX Avalon-MM Master Signals 50
Clock Signals 55
Signal Direction Description 56
Serial Data Signals 60
PIPE Interface Signals 61
Test Signals 66
Registers 67
Altera-Defined VSEC Registers 75
CvP Registers 76
Address Range Register 80
Bit Name Access Description 81
Bits Name Access Description 82
PCI Express Mailbox Registers 83
Avalon-MM Mailbox Registers 87
Address Name Access 88
Description 88
Byte Offset 88
Register Dir Description 88
Sending a Write TLP 93
Bits Name Access 94
Root Port TLP Data Registers 95
Bits Register Description 98
Related Information 100
Arria 10 Reset and Clocks 101
Clock Domains 104
Clock Summary 106
Interrupts for Endpoints 107
MSI/MSI-X Support 109
MsiIntfc_o[81:0] 110
MsiControl_o[15:0] 110
MsixIntfc_o[15:0] 110
IntxReq_i 110
IntxAck_o 110
Error Handling 111
Physical Layer Errors 112
Data Link Layer Errors 112
Transaction Layer Errors 113
Error Type Description 114
Status Bit Conditions 117
Altera Corporation 118
Send Feedback 118
IP Core Architecture 119
Hard IP for PCI Express 120
Top-Level Interfaces 121
Avalon-MM Interface 121
Clocks and Reset 121
Interrupts 121
Data Link Layer 122
Physical Layer 124
TX Packets 125
Avalon‑MM Bridge TLPs 129
Byte Enable Value Description 130
PCI Express Avalon-MM Bridge 132
RX Block 138
Avalon-MM RX Master Block 138
TX Block 139
Interrupt Handler Block 139
Design Implementation 141
SDC Timing Constraints 142
Throughput Optimization 143
Throughput of Posted Writes 145
Optional Features 147
ECRC on the RX Path 148
ECRC on the TX Path 149
TLP on Applica‐ 150
TLP on Link Comments 150
Subscribe 151
Endpoint Design Example 154
Root Complex 155
User Application DMA 155
Arria 10 Hard IP 155
BAR/Address Map 156
Avalon-MM Test Driver Module 157
DMA Write Cycles 158
DMA Read Cycles 160
Offset in DMA Control 162
Registers (BAR2) 162
Value Description 162
Root Port 163
Variation 163
(variation_name.v) 163
Root Port BFM 164
BFM Configuration Procedures 165
BFM Request Interface 165
BFM Memory Map 166
Offset (Bytes) Description 168
BFM Procedures and Functions 172
Location altpcietb_bfm_rdwr.v 173
Shared Memory Constants 181
Constant Description 182
Location 187
Setting Up Simulation 199
Debugging 201
BIOS Enumeration Issues 203
Frequently Asked Questions 204
7 6 5 4 3 2 1 0 205
Core Config 8 4 1 205
Additional Information 207
Date Version Changes Made 208
How to Contact Altera 210
Typographic Conventions 211
Visual Cue Meaning 212

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Altera Arria 10 Avalon-MM Manuale Utente Pagina 140

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