Altera Arria V Avalon-MM - Manual (Page 87)

Byte Offset
Register Dir Description
14'h3C58
cfg_tcvcmap[23:0] O Configuration traffic class (TC)/virtual channel
(VC) mapping. The Application Layer uses this
signal to generate a TLP mapped to the appropriate
channel based on the traffic class of the packet.
The following encodings are defined:
•
cfg_tcvcmap[2:0]
: Mapping for TC0 (always 0)
.
•
cfg_tcvcmap[5:3]
: Mapping for TC1.
•
cfg_tcvcmap[8:6]
: Mapping for TC2.
•
cfg_tcvcmap[11:9]
: Mapping for TC3.
•
cfg_tcvcmap[14:12]
: Mapping for TC4.
•
cfg_tcvcmap[17:15]
: Mapping for TC5.
•
cfg_tcvcmap[20:18]
: Mapping for TC6.
•
cfg_tcvcmap[23:21]
: Mapping for TC7.
14'h3C5C
cfg_msi_data[15:0] O
cfg_msi_data[15:0]
is message data for MSI.
14'h3C60
cfg_busdev[12:0] O Bus/Device Number captured by or programmed in
the Hard IP.
14'h3C64
ltssm_reg[4:0] O
Specifies the current LTSSM state. The LTSSM state
machine encoding defines the following states:
• 00000: Detect.Quiet
• 00001: Detect.Active
• 00010: Polling.Active
• 00011: Polling.Compliance
• 00100: Polling.Configuration
• 00101: Polling.Speed
• 00110: config.Linkwidthstart
• 00111: Config.Linkaccept
• 01000: Config.Lanenumaccept
• 01001: Config.Lanenumwait
• 01010: Config.Complete
• 01011: Config.Idle
• 01100: Recovery.Rcvlock
• 01101: Recovery.Rcvconfig
• 01110: Recovery.Idle
• 01111: L0
• 10000: Disable
• 10001: Loopback.Entry
• 10010: Loopback.Active
UG-01105_avmm
2014.12.15
Control Register Access (CRA) Avalon-MM Slave Port 5-25
Registers Altera Corporation
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