Table: RC Interface Signals for m_axis_rx_tuser
shows the Requester Completion interface signals used to generate the
m_axis_rx_tuser
signal bus.
Table A-9:
RC Interface Signals for m_axis_rx_tuser
|
AXI4-Stream Receive
Interface Name
|
Mnemonic
|
AXI4-Stream Completer
Request Interface Name
|
Mnemonic
|
Notes
|
|
m_axis_rx_tuser[0]
|
rx_ecrc_err
|
m_axis_rc_tuser[41]
|
Discontinue
|
Not exact equivalent
|
|
m_axis_rx_tuser[1]
|
rx_err_fwd
|
m_axis_rx_tdata[46]
|
Poisoned
completion
|
Valid only when Descriptor is present on the data bus (is_sof0/is_sof1=1).
|
|
m_axis_rx_tuser[9:2]
|
rx_bar_hit[7:0]
|
N/A (Refer to CQ
interface)
|
N/A
|
N/A
|
|
m_axis_rx_tuser[14:10]
(128-bit only)
|
rx_is_sof[4:0]
|
m_axis_rc_tuser[32]
m_axis_rc_tuser[33]
(only for 256-bit straddle)
|
is_sof_0
is_sof_1
|
256-bit RC interface provides straddling option. If enabled, the core can straddle two completion TLPs in the same beat.
is_sof_1 is used only when straddling is enabled for 256-bit interface.
|
|
m_axis_rx_tuser[21:17]
(128-bit only)
|
rx_is_eof [4:0]
|
m_axis_rc_tuser[37:34]
m_axis_rx_tuser[41:38]
(only for 256-bit straddle)
|
Is_eof_0[3:0]
Is_eof_1[3:0]
|
is_eof_1 is used only when straddling is enabled for 256-bit interface.
|
|
No equivalent signal
|
|
m_axis_rc_tuser[74:43]
|
Parity
|
|