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Valorado. / 5. Basado en revisión del cliente
Chapter 11: Migrating from Stratix IV to Stratix V Devices 11–9
PHY IP Core for PCI Express PHY (PIPE)
March 2012 Altera Corporation Altera Transceiver PHY IP Core
User Guide
rx_locktodata
These signals are now available as control and
status registers. Refer to the “Register
Descriptions” under “Avalon-MM PHY
Management Interface” on page 6–14
[
<n>
-1:0]
rx_locktorefclk
[
<n>
-1:0]
tx_invpolarity
[
<n>
-1:0]
rx_errdetect
[(
<d>
/8)*
<n>
-1:0]
rx_disperr
[(
<d>
/8)*
<n>
-1:0]
rx_patterndetect
[(
<d>
/8)*
<n>
-1:0]
tx_phase_comp_fifo_error
[
<n>
-1:0]
rx_phase_comp_fifo_error
[
<n>
-1:0]
rx_signaldetect
[
<n>
-1:0]
rx_rlv
[
<n>
-1:0]
rx_datain rx_serial_data
[
<n>
-1:0]
tx_dataout tx_serial_data
[
<n>
-1:0]
Reconfiguration
cal_blk_clk
These signals are included in the
reconfig_to_xcvr
bus
1
reconfig_clk
1
fixedclk
1
reconfig_togxb reconfig_to_xcvr
variable
reconfig_fromgxb reconfig_from_xcvr
variable
Avalon MM Management Interface
Not available
phy_mgmt_clk_reset
1
phy_mgmt_clk
1
phy_mgmt_address
[8:0]
phy_mgmt_read
1
phy_mgmt_readdata
[31:0]
phy_mgmt_write
1
phy_mgmt_writedata
[31:0]
Note to Table 11–5:
(1) <n> = the number of lanes. <d> = the total deserialization factor from the pin to the FPGA fabric.
Table 11–5. PCIe PHY (PIPE) Correspondence between Stratix IV GX Device and Stratix V Device Signals (Part 3 of 3)
(1)
Stratix IV GX Device Signal Name Stratix V Device Signal Name Width
- User Guide 1
- Contents 3
- Chapter 7. Custom PHY IP Core 5
- Contents vi 6
- 1. Introduction 9
- Stratix V Device 10
- Reset Controller 11
- Avalon-MM PHY Management 11
- 1–4 Chapter 1: Introduction 12
- Unsupported Features 13
- 1–6 Chapter 1: Introduction 14
- 2. Getting Started 15
- Note to Figure2–2: 16
- Simulate the IP Core 18
- 3. 10GBASE-R PHY IP Core 19
- Release Information 20
- Note to Table 3–1: 21
- Stratix IV Devices 23
- Stratix V Devices 24
- SDR XGMII TX Interface 30
- Note to Table 3–9: 30
- SDR XGMII RX Interface 31
- Note to Table 3–11: 31
- Status Interface 32
- Clocks, Reset, and Powerdown 32
- Serial Interface 35
- Note to Table 3–15: 35
- TimeQuest Timing Constraints 40
- Note to Figure4–1: 43
- Note to Table 4–1: 44
- Advanced Options 51
- Configurations 52
- PMA Channel Controller 58
- Stratix IV GX Devices 65
- 5. Interlaken PHY IP Core 67
- Analog Settings 70
- Note to Figure5–2: 74
- Avalon-ST TX Interface 75
- Avalon-ST RX Interface 76
- PLL Interface 78
- TX and RX Serial Interface 78
- Optional Clocks for Deskew 78
- Transceiver Reconfiguration 81
- General Options 84
- Note to Figure6–2: 90
- PIPE Interface 92
- Note to Table 6–8: 93
- Transceiver Serial Interface 94
- Registers 95
- 7. Custom PHY IP Core 101
- Device Family Support 102
- Parameter Settings 103
- Word Alignment 106
- Rate Match FIFO 107
- 8B/10B Encoder and Decoder 108
- Byte Ordering 108
- PLL Reconfiguration 109
- Analog Options 110
- Presets for Ethernet 114
- Interfaces 115
- Note to Figure7–2: 116
- Clock Interface 118
- Status Signals (Optional) 118
- Note to Table 7–17: 119
- Register Interface 120
- Register Descriptions 121
- Dynamic Reconfiguration 124
- 8. Low Latency PHY IP Core 125
- Note to Table 8–4: 129
- Note to Table 8–5: 130
- Serial Data Interface 137
- Optional Status Interface 138
- PMA and Light-Weight PCS 139
- Arria V or Stratix V FPGA 143
- Auto-Negotiation 144
- Delay Estimation Logic 145
- Note to Figure9–2: 145
- Delay Numbers 146
- Note to Table 9–4: 147
- Additional Options 150
- TX and RX Status Signals 159
- Deterministic PHY IP Core 161
- Controller 167
- Note to Figure10–1: 169
- Note to Table 10–6: 174
- Embedded 175
- Offset Cancellation 176
- Duty Cycle Calibration 176
- PMA Analog Controls 177
- Pre-CDR Reverse Serial 178
- Loopback 178
- Post-CDR Reverse Serial 178
- ATX PLL Calibration 183
- Channel Reconfiguration 187
- Streamer Module 188
- Stratix V MIF 191
- Register-Based Write 193
- Register-Based Read 193
- Direct Write Reconfiguration 195
- Figure 10–6. Sample MIF 196
- Example 10–5. (continued) 197
- Notes to Figure 10–14: 205
- Transceiver 206
- XAUI PHY 209
- Port Differences 210
- Note to Table 11–3: 212
- Note to Table 11–5: 215
- Custom PHY 216
- Note to Table 11–6: 217
- Note to Table 11–7: 218
- Additional Information 219
- Revision History 220
- Note to Table: 228
- Typographic Conventions 229
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