URL https://opencores.org/ocsvn/srdydrdy_lib/srdydrdy_lib/trunk

Subversion Repositories srdydrdy_lib

[/] [srdydrdy_lib/] [trunk/] [examples/] [bridge/] [rtl/] [fib_lookup_fsm.v] - Diff between revs 13 and 15

Rev 13	Rev 15
Line 72...	Line 72...

`case (1'b1)`	`case (1'b1)`
`state[s_idle] :`	`state[s_idle] :`
`begin`	`begin`
`// DA lookup`	`// DA lookup`
	`if (lpp_srdy)`
	`begin`
if (lpp_data[`PAR_MACDA] & `MULTICAST)	if (lpp_data[`PAR_MACDA] & `MULTICAST)
`begin`	`begin`
`// flood the packet, don't bother to do DA lookup`	`// flood the packet, don't bother to do DA lookup`
`lout_data = ~source_port_mask;`	`lout_data = ~source_port_mask;`
`lout_srdy = 1;`	`lout_srdy = 1;`
`if (lout_drdy)`	`if (lout_drdy)`
`nxt_state = ns_sa_lookup;`	`nxt_state = ns_sa_lookup;`
`end`	`end`
`else if (lpp_srdy)`	`else`
`begin`	`begin`
hf_in = lpp_data[`PAR_MACDA];	hf_in = lpp_data[`PAR_MACDA];
`ft_rd_en = 1;`	`ft_rd_en = 1;`
`nxt_state = ns_da_lookup;`	`nxt_state = ns_da_lookup;`
	end // else: !if(lpp_data[`PAR_MACDA] & `MULTICAST)
`end`	`end`
`end`	`end`

`// results from DA lookup are available this`	`// results from DA lookup are available this`
`// state. Make forwarding decision at this`	`// state. Make forwarding decision at this`