Contrib. Core: NetFPGA SUME PktGen

Name

nf_sume_pktgen

Version

v1.0.0

Author

Pietro Bressana

Type

Contrib IP core (HW)

Location

lib/hw/contrib/cores/nf_sume_pktgen_v1_0_0/

Interface Types

AXI4-Stream

AXI-Lite

Busses

M_AXIS: Master AXI4-Stream bus, Variable width

S_AXI: Slave AXI4-Lite

Parameters

C_M_AXIS_DATA_WIDTH: Data width of the master AXI4-Stream data bus.

C_M_AXIS_TUSER_WIDTH: Data width of the master TUSER bus.

Register map

0x0 : ID - Block ID

0x4 : VERSION - Block Version

0x8 : RESET

0xC : FLIP - Returns the negative value of a written register

0x10 : DEBUG - Debug register, returns the written value plus a preconfigured value

0x14 : PKTIN - Total number of incoming packets

0x18 : PKTOUT - Total number of outgoing packets

0x1C : TRIGGER - Triggers the generation of packets

0x20 : SIZE - Packet size

0x24 : NUMPKTS - Number of packets to be generated

0x28 : GAP_ADDR - Inter-Packet Gap

0x2C : KEEP_ADDR - Value of the TKEEP bus signal

0x30 : META0_ADDR - Metadata carried by TUSER signal

0x34 : META1_ADDR - Metadata carried by TUSER signal

0x38 : META2_ADDR - Metadata carried by TUSER signal

0x3C : META3_ADDR - Metadata carried by TUSER signal

0x40 : META4_ADDR - Metadata carried by TUSER signal

0x44 : META5_ADDR - Metadata carried by TUSER signal

0x48 : META6_ADDR - Metadata carried by TUSER signal

0x4C : META7_ADDR - Metadata carried by TUSER signal

0x50 : META8_ADDR - Metadata carried by TUSER signal

0x54 : META9_ADDR - Metadata carried by TUSER signal

0x58 : META10_ADDR - Metadata carried by TUSER signal

0x5C : META11_ADDR - Metadata carried by TUSER signal

0x60 : META12_ADDR - Metadata carried by TUSER signal

0x64 : META13_ADDR - Metadata carried by TUSER signal

0x68 : META14_ADDR - Metadata carried by TUSER signal

0x6C : META15_ADDR - Metadata carried by TUSER signal

Description

This core allows internal packet injection at full speed (~50Gbps). Generated packets are blank, i.e. data is all zeros. Metadata is customizable. Packet generation can be configured and triggered using "genpkts.sh" script. Metadata bus is extended to 256b.