1 |
42 |
lmaarsen |
--------------------------------------------------------------------------------
|
2 |
|
|
---- ----
|
3 |
|
|
---- Ethernet Switch on Configurable Logic IP Core ----
|
4 |
|
|
---- ----
|
5 |
|
|
---- This file is part of the ESoCL project ----
|
6 |
|
|
---- http://www.opencores.org/cores/esoc/ ----
|
7 |
|
|
---- ----
|
8 |
|
|
---- Description: see design description ESoCL_dd_71022001.pdf ----
|
9 |
|
|
---- ----
|
10 |
|
|
---- To Do: see roadmap description ESoCL_dd_71022001.pdf ----
|
11 |
|
|
---- and/or release bulleting ESoCL_rb_71022001.pdf ----
|
12 |
|
|
---- ----
|
13 |
|
|
---- Author(s): L.Maarsen ----
|
14 |
|
|
---- Bert Maarsen, lmaarsen@opencores.org ----
|
15 |
|
|
---- ----
|
16 |
|
|
--------------------------------------------------------------------------------
|
17 |
|
|
---- ----
|
18 |
|
|
---- Copyright (C) 2009 Authors and OPENCORES.ORG ----
|
19 |
|
|
---- ----
|
20 |
|
|
---- This source file may be used and distributed without ----
|
21 |
|
|
---- restriction provided that this copyright statement is not ----
|
22 |
|
|
---- removed from the file and that any derivative work contains ----
|
23 |
|
|
---- the original copyright notice and the associated disclaimer. ----
|
24 |
|
|
---- ----
|
25 |
|
|
---- This source file is free software; you can redistribute it ----
|
26 |
|
|
---- and/or modify it under the terms of the GNU Lesser General ----
|
27 |
|
|
---- Public License as published by the Free Software Foundation; ----
|
28 |
|
|
---- either version 2.1 of the License, or (at your option) any ----
|
29 |
|
|
---- later version. ----
|
30 |
|
|
---- ----
|
31 |
|
|
---- This source is distributed in the hope that it will be ----
|
32 |
|
|
---- useful, but WITHOUT ANY WARRANTY; without even the implied ----
|
33 |
|
|
---- warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR ----
|
34 |
|
|
---- PURPOSE. See the GNU Lesser General Public License for more ----
|
35 |
|
|
---- details. ----
|
36 |
|
|
---- ----
|
37 |
|
|
---- You should have received a copy of the GNU Lesser General ----
|
38 |
|
|
---- Public License along with this source; if not, download it ----
|
39 |
|
|
---- from http://www.opencores.org/lgpl.shtml ----
|
40 |
|
|
---- ----
|
41 |
|
|
--------------------------------------------------------------------------------
|
42 |
|
|
-- Object : Entity work.esoc_port
|
43 |
|
|
-- Last modified : Mon Apr 14 12:48:46 2014.
|
44 |
|
|
--------------------------------------------------------------------------------
|
45 |
|
|
|
46 |
|
|
|
47 |
|
|
|
48 |
|
|
library ieee, std, work;
|
49 |
|
|
use ieee.std_logic_1164.all;
|
50 |
|
|
use std.textio.all;
|
51 |
|
|
use ieee.numeric_std.all;
|
52 |
|
|
use work.package_esoc_configuration.all;
|
53 |
|
|
|
54 |
|
|
entity esoc_port is
|
55 |
|
|
generic(
|
56 |
|
|
esoc_port_nr : integer := 0);
|
57 |
|
|
port(
|
58 |
|
|
clk_control : in std_logic;
|
59 |
|
|
clk_data : in std_logic;
|
60 |
|
|
clk_rgmii_125m : in STD_LOGIC;
|
61 |
|
|
clk_rgmii_25m : in STD_LOGIC;
|
62 |
|
|
clk_rgmii_2m5 : in STD_LOGIC;
|
63 |
|
|
clk_search : in std_logic;
|
64 |
|
|
ctrl_address : in std_logic_vector(15 downto 0);
|
65 |
|
|
ctrl_rd : in std_logic;
|
66 |
|
|
ctrl_rddata : out std_logic_vector(31 downto 0);
|
67 |
|
|
ctrl_wait : out std_logic;
|
68 |
|
|
ctrl_wr : in std_logic;
|
69 |
|
|
ctrl_wrdata : in std_logic_vector(31 downto 0);
|
70 |
|
|
data : inout std_logic_vector(63 downto 0);
|
71 |
|
|
data_eof : inout std_logic;
|
72 |
|
|
data_gnt_rd : in std_logic;
|
73 |
|
|
data_gnt_wr : in std_logic;
|
74 |
|
|
data_port_sel : inout std_logic_vector(esoc_port_count-1 downto 0);
|
75 |
|
|
data_req : out std_logic;
|
76 |
|
|
data_sof : inout std_logic;
|
77 |
|
|
mdc : out std_logic;
|
78 |
|
|
mdio : inout std_logic;
|
79 |
|
|
reset : in std_logic;
|
80 |
|
|
rgmii_rxc : in std_logic;
|
81 |
|
|
rgmii_rxctl : in std_logic;
|
82 |
|
|
rgmii_rxd : in std_logic_vector(3 downto 0);
|
83 |
|
|
rgmii_txc : out std_logic;
|
84 |
|
|
rgmii_txctl : out std_logic;
|
85 |
|
|
rgmii_txd : out std_logic_vector(3 downto 0);
|
86 |
|
|
search_eof : out std_logic;
|
87 |
|
|
search_gnt_wr : in std_logic;
|
88 |
|
|
search_key : out std_logic_vector(63 downto 0);
|
89 |
|
|
search_port_stalled : out std_logic;
|
90 |
|
|
search_req : out std_logic;
|
91 |
|
|
search_result : in std_logic_vector(esoc_port_count-1 downto 0);
|
92 |
|
|
search_result_av : in std_logic;
|
93 |
|
|
search_sof : out std_logic);
|
94 |
|
|
end entity esoc_port;
|
95 |
|
|
|
96 |
|
|
--------------------------------------------------------------------------------
|
97 |
|
|
-- Object : Architecture work.esoc_port.esoc_port
|
98 |
|
|
-- Last modified : Mon Apr 14 12:48:46 2014.
|
99 |
|
|
--------------------------------------------------------------------------------
|
100 |
|
|
|
101 |
|
|
architecture esoc_port of esoc_port is
|
102 |
|
|
|
103 |
|
|
signal Net_0 : std_logic;
|
104 |
|
|
signal Net_1 : std_logic_vector(31 downto 0);
|
105 |
|
|
signal Net_2 : std_logic;
|
106 |
|
|
signal Net_3 : std_logic_vector(31 downto 0);
|
107 |
|
|
signal Net_4 : std_logic;
|
108 |
|
|
signal Net_5 : std_logic_vector(111 downto 0);
|
109 |
|
|
signal Net_6 : std_logic;
|
110 |
|
|
signal Net_7 : std_logic_vector(31 downto 0);
|
111 |
|
|
signal Net_8 : std_logic;
|
112 |
|
|
signal Net_9 : std_logic_vector(15 downto 0);
|
113 |
|
|
signal Net_10 : std_logic;
|
114 |
|
|
signal Net_11 : std_logic;
|
115 |
|
|
signal inbound_data_read : std_logic;
|
116 |
|
|
signal Net_13 : std_logic;
|
117 |
|
|
signal Net_14 : std_logic_vector(31 downto 0);
|
118 |
|
|
signal Net_15 : std_logic;
|
119 |
|
|
signal Net_16 : std_logic;
|
120 |
|
|
signal Net_17 : std_logic_vector(111 downto 0);
|
121 |
|
|
signal Net_18 : std_logic;
|
122 |
|
|
signal Net_19 : std_logic;
|
123 |
|
|
signal search_port_stalled_net : std_logic;
|
124 |
|
|
signal Net_22 : std_logic;
|
125 |
|
|
signal outbound_info : std_logic_vector(15 downto 0);
|
126 |
|
|
signal inbound_proc_data : std_logic_vector(63 downto 0);
|
127 |
|
|
signal outbound_data : std_logic_vector(63 downto 0);
|
128 |
|
|
signal inbound_proc_data_full : std_logic;
|
129 |
|
|
|
130 |
|
|
component esoc_port_interface
|
131 |
|
|
generic(
|
132 |
|
|
esoc_port_nr : integer := 0);
|
133 |
|
|
port(
|
134 |
|
|
clk_control : in std_logic;
|
135 |
|
|
clk_rgmii_125m : in STD_LOGIC;
|
136 |
|
|
clk_rgmii_25m : in STD_LOGIC;
|
137 |
|
|
clk_rgmii_2m5 : in STD_LOGIC;
|
138 |
|
|
ctrl_address : in std_logic_vector(15 downto 0);
|
139 |
|
|
ctrl_rd : in std_logic := '0';
|
140 |
|
|
ctrl_rddata : out std_logic_vector(31 downto 0);
|
141 |
|
|
ctrl_wait : out std_logic;
|
142 |
|
|
ctrl_wr : in std_logic;
|
143 |
|
|
ctrl_wrdata : in std_logic_vector(31 downto 0);
|
144 |
|
|
inbound_data : out std_logic_vector(31 downto 0);
|
145 |
|
|
inbound_data_full : in std_logic;
|
146 |
|
|
inbound_data_write : out std_logic;
|
147 |
|
|
inbound_header : out std_logic_vector(111 downto 0);
|
148 |
|
|
inbound_header_write : out std_logic;
|
149 |
|
|
inbound_info : out std_logic_vector(31 downto 0);
|
150 |
|
|
inbound_info_write : out std_logic;
|
151 |
|
|
mac_mdc : out std_logic;
|
152 |
|
|
mac_mdio : inout std_logic;
|
153 |
|
|
outbound_data : in std_logic_vector(31 downto 0);
|
154 |
|
|
outbound_data_read : out std_logic;
|
155 |
|
|
outbound_info : in std_logic_vector(15 downto 0);
|
156 |
|
|
outbound_info_empty : in std_logic;
|
157 |
|
|
outbound_info_read : out std_logic;
|
158 |
|
|
reset : in std_logic;
|
159 |
|
|
rgmii_rxc : in std_logic;
|
160 |
|
|
rgmii_rxctl : in std_logic;
|
161 |
|
|
rgmii_rxd : in std_logic_vector(3 downto 0);
|
162 |
|
|
rgmii_txc : out std_logic;
|
163 |
|
|
rgmii_txctl : out std_logic;
|
164 |
|
|
rgmii_txd : out std_logic_vector(3 downto 0));
|
165 |
|
|
end component esoc_port_interface;
|
166 |
|
|
|
167 |
|
|
component esoc_port_processor
|
168 |
|
|
generic(
|
169 |
|
|
esoc_port_nr : integer := 0);
|
170 |
|
|
port(
|
171 |
|
|
clk_control : in std_logic;
|
172 |
|
|
clk_data : in std_logic;
|
173 |
|
|
clk_search : in std_logic;
|
174 |
|
|
ctrl_address : in std_logic_vector(15 downto 0);
|
175 |
|
|
ctrl_rd : in std_logic;
|
176 |
|
|
ctrl_rddata : out std_logic_vector(31 downto 0);
|
177 |
|
|
ctrl_wait : out std_logic;
|
178 |
|
|
ctrl_wr : in std_logic;
|
179 |
|
|
ctrl_wrdata : in std_logic_vector(31 downto 0);
|
180 |
|
|
data : inout std_logic_vector(63 downto 0);
|
181 |
|
|
data_eof : inout std_logic;
|
182 |
|
|
data_gnt_rd : in std_logic;
|
183 |
|
|
data_gnt_wr : in std_logic;
|
184 |
|
|
data_port_sel : inout std_logic_vector(esoc_port_count-1 downto 0);
|
185 |
|
|
data_req : out std_logic;
|
186 |
|
|
data_sof : inout std_logic;
|
187 |
|
|
inbound_data : in std_logic_vector(63 downto 0);
|
188 |
|
|
inbound_data_full : in std_logic;
|
189 |
|
|
inbound_data_read : out std_logic;
|
190 |
|
|
inbound_header : in std_logic_vector(111 downto 0);
|
191 |
|
|
inbound_header_empty : in std_logic;
|
192 |
|
|
inbound_header_read : out std_logic;
|
193 |
|
|
inbound_info : in std_logic_vector(31 downto 0);
|
194 |
|
|
inbound_info_empty : in std_logic;
|
195 |
|
|
inbound_info_read : out std_logic;
|
196 |
|
|
outbound_data : out std_logic_vector(63 downto 0);
|
197 |
|
|
outbound_data_full : in std_logic;
|
198 |
|
|
outbound_data_write : out std_logic;
|
199 |
|
|
outbound_info : out std_logic_vector(15 downto 0);
|
200 |
|
|
outbound_info_write : out std_logic;
|
201 |
|
|
reset : in std_logic;
|
202 |
|
|
search_eof : out std_logic;
|
203 |
|
|
search_gnt_wr : in std_logic;
|
204 |
|
|
search_key : out std_logic_vector(63 downto 0);
|
205 |
|
|
search_req : out std_logic;
|
206 |
|
|
search_result : in std_logic_vector(esoc_port_count-1 downto 0);
|
207 |
|
|
search_result_av : in std_logic;
|
208 |
|
|
search_sof : out std_logic);
|
209 |
|
|
end component esoc_port_processor;
|
210 |
|
|
|
211 |
|
|
component esoc_port_storage
|
212 |
|
|
port(
|
213 |
|
|
clk_control : in std_logic;
|
214 |
|
|
clk_data : in std_logic;
|
215 |
|
|
clk_search : in std_logic;
|
216 |
|
|
inbound_port_data : in std_logic_vector(31 downto 0);
|
217 |
|
|
inbound_port_data_full : out std_logic;
|
218 |
|
|
inbound_port_data_write : in std_logic;
|
219 |
|
|
inbound_port_header : in std_logic_vector(111 downto 0);
|
220 |
|
|
inbound_port_header_write : in std_logic;
|
221 |
|
|
inbound_port_info : in std_logic_vector(31 downto 0);
|
222 |
|
|
inbound_port_info_write : in std_logic;
|
223 |
|
|
inbound_proc_data : out std_logic_vector(63 downto 0);
|
224 |
|
|
inbound_proc_data_full : out std_logic;
|
225 |
|
|
inbound_proc_data_read : in std_logic;
|
226 |
|
|
inbound_proc_header : out std_logic_vector(111 downto 0);
|
227 |
|
|
inbound_proc_header_empty : out std_logic;
|
228 |
|
|
inbound_proc_header_read : in std_logic;
|
229 |
|
|
inbound_proc_info : out std_logic_vector(31 downto 0);
|
230 |
|
|
inbound_proc_info_empty : out std_logic;
|
231 |
|
|
inbound_proc_info_read : in std_logic;
|
232 |
|
|
outbound_port_data : out std_logic_vector(31 downto 0);
|
233 |
|
|
outbound_port_data_read : in std_logic;
|
234 |
|
|
outbound_port_info : out std_logic_vector(15 downto 0);
|
235 |
|
|
outbound_port_info_empty : out std_logic;
|
236 |
|
|
outbound_port_info_read : in std_logic;
|
237 |
|
|
outbound_proc_data : in std_logic_vector(63 downto 0);
|
238 |
|
|
outbound_proc_data_full : out std_logic;
|
239 |
|
|
outbound_proc_data_write : in std_logic;
|
240 |
|
|
outbound_proc_info : in std_logic_vector(15 downto 0);
|
241 |
|
|
outbound_proc_info_write : in std_logic;
|
242 |
|
|
reset : in std_logic);
|
243 |
|
|
end component esoc_port_storage;
|
244 |
|
|
|
245 |
|
|
begin
|
246 |
|
|
--External PHY Interface
|
247 |
|
|
--Search engine
|
248 |
|
|
--interface
|
249 |
|
|
--Port to Port
|
250 |
|
|
--data interface
|
251 |
|
|
search_port_stalled <= search_port_stalled_net;
|
252 |
|
|
u0: esoc_port_interface
|
253 |
|
|
generic map(
|
254 |
|
|
esoc_port_nr => esoc_port_nr)
|
255 |
|
|
port map(
|
256 |
|
|
clk_control => clk_control,
|
257 |
|
|
clk_rgmii_125m => clk_rgmii_125m,
|
258 |
|
|
clk_rgmii_25m => clk_rgmii_25m,
|
259 |
|
|
clk_rgmii_2m5 => clk_rgmii_2m5,
|
260 |
|
|
ctrl_address => ctrl_address,
|
261 |
|
|
ctrl_rd => ctrl_rd,
|
262 |
|
|
ctrl_rddata => ctrl_rddata,
|
263 |
|
|
ctrl_wait => ctrl_wait,
|
264 |
|
|
ctrl_wr => ctrl_wr,
|
265 |
|
|
ctrl_wrdata => ctrl_wrdata,
|
266 |
|
|
inbound_data => Net_1,
|
267 |
|
|
inbound_data_full => Net_2,
|
268 |
|
|
inbound_data_write => Net_0,
|
269 |
|
|
inbound_header => Net_5,
|
270 |
|
|
inbound_header_write => Net_6,
|
271 |
|
|
inbound_info => Net_3,
|
272 |
|
|
inbound_info_write => Net_4,
|
273 |
|
|
mac_mdc => mdc,
|
274 |
|
|
mac_mdio => mdio,
|
275 |
|
|
outbound_data => Net_7,
|
276 |
|
|
outbound_data_read => Net_8,
|
277 |
|
|
outbound_info => Net_9,
|
278 |
|
|
outbound_info_empty => Net_11,
|
279 |
|
|
outbound_info_read => Net_10,
|
280 |
|
|
reset => reset,
|
281 |
|
|
rgmii_rxc => rgmii_rxc,
|
282 |
|
|
rgmii_rxctl => rgmii_rxctl,
|
283 |
|
|
rgmii_rxd => rgmii_rxd,
|
284 |
|
|
rgmii_txc => rgmii_txc,
|
285 |
|
|
rgmii_txctl => rgmii_txctl,
|
286 |
|
|
rgmii_txd => rgmii_txd);
|
287 |
|
|
|
288 |
|
|
u1: esoc_port_processor
|
289 |
|
|
generic map(
|
290 |
|
|
esoc_port_nr => esoc_port_nr)
|
291 |
|
|
port map(
|
292 |
|
|
clk_control => clk_control,
|
293 |
|
|
clk_data => clk_data,
|
294 |
|
|
clk_search => clk_search,
|
295 |
|
|
ctrl_address => ctrl_address,
|
296 |
|
|
ctrl_rd => ctrl_rd,
|
297 |
|
|
ctrl_rddata => ctrl_rddata,
|
298 |
|
|
ctrl_wait => ctrl_wait,
|
299 |
|
|
ctrl_wr => ctrl_wr,
|
300 |
|
|
ctrl_wrdata => ctrl_wrdata,
|
301 |
|
|
data => data,
|
302 |
|
|
data_eof => data_eof,
|
303 |
|
|
data_gnt_rd => data_gnt_rd,
|
304 |
|
|
data_gnt_wr => data_gnt_wr,
|
305 |
|
|
data_port_sel => data_port_sel,
|
306 |
|
|
data_req => data_req,
|
307 |
|
|
data_sof => data_sof,
|
308 |
|
|
inbound_data => inbound_proc_data,
|
309 |
|
|
inbound_data_full => inbound_proc_data_full,
|
310 |
|
|
inbound_data_read => inbound_data_read,
|
311 |
|
|
inbound_header => Net_17,
|
312 |
|
|
inbound_header_empty => Net_18,
|
313 |
|
|
inbound_header_read => Net_16,
|
314 |
|
|
inbound_info => Net_14,
|
315 |
|
|
inbound_info_empty => Net_15,
|
316 |
|
|
inbound_info_read => Net_13,
|
317 |
|
|
outbound_data => outbound_data,
|
318 |
|
|
outbound_data_full => search_port_stalled_net,
|
319 |
|
|
outbound_data_write => Net_19,
|
320 |
|
|
outbound_info => outbound_info,
|
321 |
|
|
outbound_info_write => Net_22,
|
322 |
|
|
reset => reset,
|
323 |
|
|
search_eof => search_eof,
|
324 |
|
|
search_gnt_wr => search_gnt_wr,
|
325 |
|
|
search_key => search_key,
|
326 |
|
|
search_req => search_req,
|
327 |
|
|
search_result => search_result,
|
328 |
|
|
search_result_av => search_result_av,
|
329 |
|
|
search_sof => search_sof);
|
330 |
|
|
|
331 |
|
|
u3: esoc_port_storage
|
332 |
|
|
port map(
|
333 |
|
|
clk_control => clk_control,
|
334 |
|
|
clk_data => clk_data,
|
335 |
|
|
clk_search => clk_search,
|
336 |
|
|
inbound_port_data => Net_1,
|
337 |
|
|
inbound_port_data_full => Net_2,
|
338 |
|
|
inbound_port_data_write => Net_0,
|
339 |
|
|
inbound_port_header => Net_5,
|
340 |
|
|
inbound_port_header_write => Net_6,
|
341 |
|
|
inbound_port_info => Net_3,
|
342 |
|
|
inbound_port_info_write => Net_4,
|
343 |
|
|
inbound_proc_data => inbound_proc_data,
|
344 |
|
|
inbound_proc_data_full => inbound_proc_data_full,
|
345 |
|
|
inbound_proc_data_read => inbound_data_read,
|
346 |
|
|
inbound_proc_header => Net_17,
|
347 |
|
|
inbound_proc_header_empty => Net_18,
|
348 |
|
|
inbound_proc_header_read => Net_16,
|
349 |
|
|
inbound_proc_info => Net_14,
|
350 |
|
|
inbound_proc_info_empty => Net_15,
|
351 |
|
|
inbound_proc_info_read => Net_13,
|
352 |
|
|
outbound_port_data => Net_7,
|
353 |
|
|
outbound_port_data_read => Net_8,
|
354 |
|
|
outbound_port_info => Net_9,
|
355 |
|
|
outbound_port_info_empty => Net_11,
|
356 |
|
|
outbound_port_info_read => Net_10,
|
357 |
|
|
outbound_proc_data => outbound_data,
|
358 |
|
|
outbound_proc_data_full => search_port_stalled_net,
|
359 |
|
|
outbound_proc_data_write => Net_19,
|
360 |
|
|
outbound_proc_info => outbound_info,
|
361 |
|
|
outbound_proc_info_write => Net_22,
|
362 |
|
|
reset => reset);
|
363 |
|
|
|
364 |
|
|
end architecture esoc_port ; -- of esoc_port
|
365 |
|
|
|