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

Subversion Repositories udp_ip_stack

[/] [udp_ip_stack/] [trunk/] [rtl/] [vhdl/] [arp.vhd] - Diff between revs 4 and 6

Rev 4	Rev 6
Line 191...	Line 191...
`arp_req_rslt.got_err <= '0'; -- errors not returned in this version`	`arp_req_rslt.got_err <= '0'; -- errors not returned in this version`
`-- zero time response to lookup request if already in cache`	`-- zero time response to lookup request if already in cache`
`if arp_req_req.lookup_req = '1' and arp_req_req.ip = arp_entry.ip and arp_entry.is_valid = '1' then`	`if arp_req_req.lookup_req = '1' and arp_req_req.ip = arp_entry.ip and arp_entry.is_valid = '1' then`
`arp_req_rslt.got_mac <= '1';`	`arp_req_rslt.got_mac <= '1';`
`arp_req_rslt.mac <= arp_entry.mac;`	`arp_req_rslt.mac <= arp_entry.mac;`
	`elsif arp_req_req.lookup_req = '1' then`
	`arp_req_rslt.got_mac <= '0'; -- hold off got_mac while req is there as arp_entry will not be correct yet`
	`arp_req_rslt.mac <= arp_entry.mac;`
`else`	`else`
`arp_req_rslt.got_mac <= mac_addr_valid_reg;`	`arp_req_rslt.got_mac <= mac_addr_valid_reg;`
`arp_req_rslt.mac <= mac_addr_found;`	`arp_req_rslt.mac <= mac_addr_found;`
`end if;`	`end if;`