DS643 Datasheet, PDF (23/216 Pages) Xilinx, Inc – Soft Direct Memory Access (SDMA) support

LogiCORE IP Multi-Port Memory Controller (v6.06.a)
SDMA LocalLink I/O Signals
Table 19: SDMA LocalLink Interface Signals
Signal Name
Direction
LocalLink System Interface
SDMA<Port_Num>_Clk
Transmit LocalLink Interface
SDMA<Port_Num>_TX_D(0:31)
SDMA<Port_Num>_TX_Rem(0:3)
SDMA<Port_Num>_TX_SOF
SDMA<Port_Num>_TX_EOF
SDMA<Port_Num>_TX_SOP
SDMA<Port_Num>_TX_EOP
SDMA<Port_Num>_TX_Src_Rdy
SDMA<Port_Num>_TX_Dst_Rdy
Receive LocalLink Interface
SDMA<Port_Num>_RX_D(0:31)
SDMA<Port_Num>_RX_Rem(0:3)
SDMA<Port_Num>_RX_SOF
SDMA<Port_Num>_RX_EOF
SDMA<Port_Num>_RX_SOP
SDMA<Port_Num>_RX_EOP
SDMA<Port_Num>_RX_Src_Rdy
SDMA<Port_Num>_RX_Dst_Rdy
SDMA System Interface
SDMA<Port_Num>_Rx_IntOut
SDMA<Port_Num>_Tx_IntOut
SDMA<Port_Num>_RstOut
Input
Output
Output
Output
Output
Output
Output
Output
Input
Input
Input
Input
Input
Input
Input
Input
Output
Output
Output
Output
Init
Status
Description
x
LLink_Clk
0
Transmit LocalLink Data Bus.
1
Transmit LocalLink Remainder Bus.
1
Transmit LocalLink Start of Frame.
1
Transmit LocalLink End of Frame.
1
Transmit LocalLink Start of Payload.
1
Transmit LocalLink End of Payload.
1
Transmit LocalLink Source Ready.
x
Transmit LocalLink Destination Ready.
x
Receive LocalLink Data Bus.
x
Receive LocalLink Remainder Bus.
x
Receive LocalLink Start of Frame.
x
Receive LocalLink End of Frame.
x
Receive LocalLink Start of Payload.
x
Receive LocalLink End of Payload.
x
Receive LocalLink Source Ready.
1
Receive LocalLink Destination Ready.
0
Receive interrupt output.
0
Transmit interrupt output.
0
Soft Reset Acknowledge.
DS643 February 22, 2013
www.xilinx.com
23
Product Specification