1 |
4 |
magro732 |
-------------------------------------------------------------------------------
|
2 |
|
|
--
|
3 |
|
|
-- RapidIO IP Library Core
|
4 |
|
|
--
|
5 |
|
|
-- This file is part of the RapidIO IP library project
|
6 |
|
|
-- http://www.opencores.org/cores/rio/
|
7 |
|
|
--
|
8 |
|
|
-- Description
|
9 |
|
|
-- Contains automatic simulation test code to verify a RioSerial implementation.
|
10 |
|
|
--
|
11 |
|
|
-- To Do:
|
12 |
|
|
-- -
|
13 |
|
|
--
|
14 |
|
|
-- Author(s):
|
15 |
|
|
-- - Magnus Rosenius, magro732@opencores.org
|
16 |
|
|
--
|
17 |
|
|
-------------------------------------------------------------------------------
|
18 |
|
|
--
|
19 |
|
|
-- Copyright (C) 2013 Authors and OPENCORES.ORG
|
20 |
|
|
--
|
21 |
|
|
-- This source file may be used and distributed without
|
22 |
|
|
-- restriction provided that this copyright statement is not
|
23 |
|
|
-- removed from the file and that any derivative work contains
|
24 |
|
|
-- the original copyright notice and the associated disclaimer.
|
25 |
|
|
--
|
26 |
|
|
-- This source file is free software; you can redistribute it
|
27 |
|
|
-- and/or modify it under the terms of the GNU Lesser General
|
28 |
|
|
-- Public License as published by the Free Software Foundation;
|
29 |
|
|
-- either version 2.1 of the License, or (at your option) any
|
30 |
|
|
-- later version.
|
31 |
|
|
--
|
32 |
|
|
-- This source is distributed in the hope that it will be
|
33 |
|
|
-- useful, but WITHOUT ANY WARRANTY; without even the implied
|
34 |
|
|
-- warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
|
35 |
|
|
-- PURPOSE. See the GNU Lesser General Public License for more
|
36 |
|
|
-- details.
|
37 |
|
|
--
|
38 |
|
|
-- You should have received a copy of the GNU Lesser General
|
39 |
|
|
-- Public License along with this source; if not, download it
|
40 |
|
|
-- from http://www.opencores.org/lgpl.shtml
|
41 |
|
|
--
|
42 |
|
|
-------------------------------------------------------------------------------
|
43 |
|
|
|
44 |
|
|
|
45 |
|
|
-------------------------------------------------------------------------------
|
46 |
|
|
-- TestRioSerial.
|
47 |
|
|
-------------------------------------------------------------------------------
|
48 |
|
|
|
49 |
|
|
library ieee;
|
50 |
|
|
use ieee.std_logic_1164.all;
|
51 |
|
|
use ieee.numeric_std.all;
|
52 |
|
|
library std;
|
53 |
|
|
use std.textio.all;
|
54 |
|
|
use work.rio_common.all;
|
55 |
|
|
|
56 |
|
|
|
57 |
|
|
-------------------------------------------------------------------------------
|
58 |
|
|
-- Entity for TestRioSerial.
|
59 |
|
|
-------------------------------------------------------------------------------
|
60 |
|
|
entity TestRioSerial is
|
61 |
|
|
end entity;
|
62 |
|
|
|
63 |
|
|
|
64 |
|
|
-------------------------------------------------------------------------------
|
65 |
|
|
-- Architecture for TestUart.
|
66 |
|
|
-------------------------------------------------------------------------------
|
67 |
|
|
architecture TestRioSerialImpl of TestRioSerial is
|
68 |
|
|
|
69 |
|
|
component TestSwitchPort is
|
70 |
12 |
magro732 |
generic(
|
71 |
|
|
NUMBER_WORDS : natural range 1 to 8 := 1);
|
72 |
4 |
magro732 |
port(
|
73 |
|
|
clk : in std_logic;
|
74 |
|
|
areset_n : in std_logic;
|
75 |
|
|
|
76 |
|
|
frameValid_i : in std_logic_vector(0 to 63);
|
77 |
|
|
frameWrite_i : in RioFrameArray(0 to 63);
|
78 |
|
|
frameComplete_o : out std_logic;
|
79 |
|
|
|
80 |
|
|
frameExpected_i : in std_logic;
|
81 |
|
|
frameRead_i : in RioFrame;
|
82 |
|
|
frameReceived_o : out std_logic;
|
83 |
|
|
|
84 |
|
|
readFrameEmpty_o : out std_logic;
|
85 |
|
|
readFrame_i : in std_logic;
|
86 |
|
|
readFrameRestart_i : in std_logic;
|
87 |
|
|
readFrameAborted_o : out std_logic;
|
88 |
|
|
|
89 |
|
|
readWindowEmpty_o : out std_logic;
|
90 |
|
|
readWindowReset_i : in std_logic;
|
91 |
|
|
readWindowNext_i : in std_logic;
|
92 |
|
|
|
93 |
|
|
readContentEmpty_o : out std_logic;
|
94 |
|
|
readContent_i : in std_logic;
|
95 |
|
|
readContentEnd_o : out std_logic;
|
96 |
12 |
magro732 |
readContentData_o : out std_logic_vector(2+(32*NUMBER_WORDS-1) downto 0);
|
97 |
4 |
magro732 |
|
98 |
|
|
writeFrameFull_o : out std_logic;
|
99 |
|
|
writeFrame_i : in std_logic;
|
100 |
|
|
writeFrameAbort_i : in std_logic;
|
101 |
|
|
writeContent_i : in std_logic;
|
102 |
12 |
magro732 |
writeContentData_i : in std_logic_vector(2+(32*NUMBER_WORDS-1) downto 0));
|
103 |
4 |
magro732 |
end component;
|
104 |
|
|
|
105 |
|
|
component RioSerial is
|
106 |
|
|
generic(
|
107 |
12 |
magro732 |
TIMEOUT_WIDTH : natural;
|
108 |
|
|
NUMBER_WORDS : natural range 1 to 8 := 1);
|
109 |
4 |
magro732 |
port(
|
110 |
|
|
clk : in std_logic;
|
111 |
|
|
areset_n : in std_logic;
|
112 |
|
|
|
113 |
|
|
portLinkTimeout_i : in std_logic_vector(TIMEOUT_WIDTH-1 downto 0);
|
114 |
|
|
linkInitialized_o : out std_logic;
|
115 |
|
|
inputPortEnable_i : in std_logic;
|
116 |
|
|
outputPortEnable_i : in std_logic;
|
117 |
|
|
|
118 |
|
|
localAckIdWrite_i : in std_logic;
|
119 |
|
|
clrOutstandingAckId_i : in std_logic;
|
120 |
|
|
inboundAckId_i : in std_logic_vector(4 downto 0);
|
121 |
|
|
outstandingAckId_i : in std_logic_vector(4 downto 0);
|
122 |
|
|
outboundAckId_i : in std_logic_vector(4 downto 0);
|
123 |
|
|
inboundAckId_o : out std_logic_vector(4 downto 0);
|
124 |
|
|
outstandingAckId_o : out std_logic_vector(4 downto 0);
|
125 |
|
|
outboundAckId_o : out std_logic_vector(4 downto 0);
|
126 |
|
|
|
127 |
|
|
readFrameEmpty_i : in std_logic;
|
128 |
|
|
readFrame_o : out std_logic;
|
129 |
|
|
readFrameRestart_o : out std_logic;
|
130 |
|
|
readFrameAborted_i : in std_logic;
|
131 |
|
|
readWindowEmpty_i : in std_logic;
|
132 |
|
|
readWindowReset_o : out std_logic;
|
133 |
|
|
readWindowNext_o : out std_logic;
|
134 |
|
|
readContentEmpty_i : in std_logic;
|
135 |
|
|
readContent_o : out std_logic;
|
136 |
|
|
readContentEnd_i : in std_logic;
|
137 |
12 |
magro732 |
readContentData_i : in std_logic_vector(2+(32*NUMBER_WORDS-1) downto 0);
|
138 |
4 |
magro732 |
|
139 |
|
|
writeFrameFull_i : in std_logic;
|
140 |
|
|
writeFrame_o : out std_logic;
|
141 |
|
|
writeFrameAbort_o : out std_logic;
|
142 |
|
|
writeContent_o : out std_logic;
|
143 |
12 |
magro732 |
writeContentData_o : out std_logic_vector(2+(32*NUMBER_WORDS-1) downto 0);
|
144 |
4 |
magro732 |
|
145 |
|
|
portInitialized_i : in std_logic;
|
146 |
|
|
outboundSymbolEmpty_o : out std_logic;
|
147 |
|
|
outboundSymbolRead_i : in std_logic;
|
148 |
12 |
magro732 |
outboundSymbol_o : out std_logic_vector(2+(32*NUMBER_WORDS-1) downto 0);
|
149 |
4 |
magro732 |
inboundSymbolFull_o : out std_logic;
|
150 |
|
|
inboundSymbolWrite_i : in std_logic;
|
151 |
12 |
magro732 |
inboundSymbol_i : in std_logic_vector(2+(32*NUMBER_WORDS-1) downto 0));
|
152 |
4 |
magro732 |
end component;
|
153 |
|
|
|
154 |
12 |
magro732 |
constant NUMBER_WORDS : natural range 1 to 8 := 1;
|
155 |
|
|
|
156 |
4 |
magro732 |
signal clk : std_logic;
|
157 |
|
|
signal areset_n : std_logic;
|
158 |
|
|
|
159 |
|
|
signal uartInbound : std_logic;
|
160 |
|
|
signal uartOutbound : std_logic;
|
161 |
|
|
|
162 |
|
|
signal portLinkTimeout : std_logic_vector(10 downto 0);
|
163 |
|
|
signal linkInitialized : std_logic;
|
164 |
|
|
signal inputPortEnable : std_logic;
|
165 |
|
|
signal outputPortEnable : std_logic;
|
166 |
|
|
|
167 |
|
|
signal localAckIdWrite : std_logic;
|
168 |
|
|
signal clrOutstandingAckId : std_logic;
|
169 |
|
|
signal inboundAckIdWrite : std_logic_vector(4 downto 0);
|
170 |
|
|
signal outstandingAckIdWrite : std_logic_vector(4 downto 0);
|
171 |
|
|
signal outboundAckIdWrite : std_logic_vector(4 downto 0);
|
172 |
|
|
signal inboundAckIdRead : std_logic_vector(4 downto 0);
|
173 |
|
|
signal outstandingAckIdRead : std_logic_vector(4 downto 0);
|
174 |
|
|
signal outboundAckIdRead : std_logic_vector(4 downto 0);
|
175 |
|
|
|
176 |
|
|
signal portInitialized : std_logic;
|
177 |
|
|
signal outboundSymbolEmpty : std_logic;
|
178 |
|
|
signal outboundSymbolRead : std_logic;
|
179 |
12 |
magro732 |
signal outboundSymbol : std_logic_vector(2+(32*NUMBER_WORDS-1) downto 0);
|
180 |
4 |
magro732 |
signal inboundSymbolFull : std_logic;
|
181 |
|
|
signal inboundSymbolWrite : std_logic;
|
182 |
12 |
magro732 |
signal inboundSymbol : std_logic_vector(2+(32*NUMBER_WORDS-1) downto 0);
|
183 |
4 |
magro732 |
|
184 |
|
|
signal readFrameEmpty : std_logic;
|
185 |
|
|
signal readFrame : std_logic;
|
186 |
|
|
signal readFrameRestart : std_logic;
|
187 |
|
|
signal readFrameAborted : std_logic;
|
188 |
|
|
signal readWindowEmpty : std_logic;
|
189 |
|
|
signal readWindowReset : std_logic;
|
190 |
|
|
signal readWindowNext : std_logic;
|
191 |
|
|
signal readContentEmpty : std_logic;
|
192 |
|
|
signal readContent : std_logic;
|
193 |
|
|
signal readContentEnd : std_logic;
|
194 |
12 |
magro732 |
signal readContentData : std_logic_vector(2+(32*NUMBER_WORDS-1) downto 0);
|
195 |
4 |
magro732 |
|
196 |
|
|
signal writeFrameFull : std_logic;
|
197 |
|
|
signal writeFrame : std_logic;
|
198 |
|
|
signal writeFrameAbort : std_logic;
|
199 |
|
|
signal writeContent : std_logic;
|
200 |
12 |
magro732 |
signal writeContentData : std_logic_vector(2+(32*NUMBER_WORDS-1) downto 0);
|
201 |
4 |
magro732 |
|
202 |
|
|
signal frameValid : std_logic_vector(0 to 63);
|
203 |
|
|
signal frameWrite : RioFrameArray(0 to 63);
|
204 |
|
|
signal frameComplete : std_logic;
|
205 |
|
|
signal frameExpected : std_logic;
|
206 |
|
|
signal frameRead : RioFrame;
|
207 |
|
|
signal frameReceived : std_logic;
|
208 |
|
|
|
209 |
|
|
begin
|
210 |
|
|
|
211 |
|
|
-----------------------------------------------------------------------------
|
212 |
|
|
-- Clock generation.
|
213 |
|
|
-----------------------------------------------------------------------------
|
214 |
|
|
ClockGenerator: process
|
215 |
|
|
begin
|
216 |
|
|
clk <= '0';
|
217 |
|
|
wait for 20 ns;
|
218 |
|
|
clk <= '1';
|
219 |
|
|
wait for 20 ns;
|
220 |
|
|
end process;
|
221 |
|
|
|
222 |
|
|
|
223 |
|
|
-----------------------------------------------------------------------------
|
224 |
|
|
-- Serial protocol test driver.
|
225 |
|
|
-----------------------------------------------------------------------------
|
226 |
|
|
TestDriver: process
|
227 |
|
|
|
228 |
|
|
---------------------------------------------------------------------------
|
229 |
|
|
-- Procedure to receive a symbol.
|
230 |
|
|
---------------------------------------------------------------------------
|
231 |
|
|
procedure ReceiveSymbol(
|
232 |
|
|
constant symbolType : in std_logic_vector(1 downto 0);
|
233 |
|
|
constant symbolContent : in std_logic_vector(31 downto 0) := x"00000000") is
|
234 |
|
|
begin
|
235 |
|
|
wait until outboundSymbolEmpty = '0' and clk'event and clk = '1';
|
236 |
|
|
|
237 |
12 |
magro732 |
while ((outboundSymbol(33 downto 32) = SYMBOL_IDLE) and
|
238 |
|
|
(symbolType /= SYMBOL_IDLE)) loop
|
239 |
|
|
outboundSymbolRead <= '1';
|
240 |
|
|
wait until clk'event and clk = '1';
|
241 |
|
|
outboundSymbolRead <= '0';
|
242 |
|
|
wait until outboundSymbolEmpty = '0' and clk'event and clk = '1';
|
243 |
|
|
end loop;
|
244 |
|
|
|
245 |
4 |
magro732 |
assert symbolType = outboundSymbol(33 downto 32)
|
246 |
|
|
report "Missmatching symbol type:expected=" &
|
247 |
|
|
integer'image(to_integer(unsigned(symbolType))) &
|
248 |
|
|
" got=" &
|
249 |
13 |
magro732 |
integer'image(to_integer(unsigned(outboundSymbol(33 downto 32))))
|
250 |
4 |
magro732 |
severity error;
|
251 |
|
|
|
252 |
12 |
magro732 |
if (outboundSymbol(33 downto 32) = SYMBOL_CONTROL) then
|
253 |
4 |
magro732 |
assert symbolContent(31 downto 8) = outboundSymbol(31 downto 8)
|
254 |
|
|
report "Missmatching symbol content:expected=" &
|
255 |
|
|
integer'image(to_integer(unsigned(symbolContent(31 downto 8)))) &
|
256 |
|
|
" got=" &
|
257 |
|
|
integer'image(to_integer(unsigned(outboundSymbol(31 downto 8))))
|
258 |
|
|
severity error;
|
259 |
|
|
elsif (outboundSymbol(33 downto 32) = SYMBOL_DATA) then
|
260 |
|
|
assert symbolContent(31 downto 0) = outboundSymbol(31 downto 0)
|
261 |
|
|
report "Missmatching symbol content:expected=" &
|
262 |
12 |
magro732 |
integer'image(to_integer(unsigned(symbolContent(31 downto 0)))) &
|
263 |
4 |
magro732 |
" got=" &
|
264 |
|
|
integer'image(to_integer(unsigned(outboundSymbol(31 downto 0))))
|
265 |
|
|
severity error;
|
266 |
|
|
end if;
|
267 |
|
|
|
268 |
|
|
outboundSymbolRead <= '1';
|
269 |
|
|
wait until clk'event and clk = '1';
|
270 |
|
|
outboundSymbolRead <= '0';
|
271 |
|
|
end procedure;
|
272 |
|
|
|
273 |
|
|
---------------------------------------------------------------------------
|
274 |
|
|
-- Procedure to send a symbol.
|
275 |
|
|
---------------------------------------------------------------------------
|
276 |
|
|
procedure SendSymbol(
|
277 |
|
|
constant symbolType : in std_logic_vector(1 downto 0);
|
278 |
|
|
constant symbolContent : in std_logic_vector(31 downto 0) := x"00000000") is
|
279 |
|
|
begin
|
280 |
|
|
wait until inboundSymbolFull = '0' and clk'event and clk = '1';
|
281 |
|
|
|
282 |
|
|
inboundSymbolWrite <= '1';
|
283 |
|
|
inboundSymbol <= symbolType & symbolContent;
|
284 |
|
|
|
285 |
|
|
wait until clk'event and clk = '1';
|
286 |
|
|
inboundSymbolWrite <= '0';
|
287 |
|
|
end procedure;
|
288 |
|
|
|
289 |
|
|
---------------------------------------------------------------------------
|
290 |
|
|
-- Process variables.
|
291 |
|
|
---------------------------------------------------------------------------
|
292 |
|
|
variable seed1 : positive := 1;
|
293 |
|
|
variable seed2 : positive := 1;
|
294 |
|
|
variable payload : RioPayload;
|
295 |
|
|
|
296 |
|
|
variable frame : RioFrame;
|
297 |
|
|
|
298 |
|
|
begin
|
299 |
|
|
---------------------------------------------------------------------------
|
300 |
|
|
-- Test case initialization.
|
301 |
|
|
---------------------------------------------------------------------------
|
302 |
|
|
|
303 |
|
|
frameValid <= (others=>'0');
|
304 |
|
|
frameExpected <= '0';
|
305 |
|
|
|
306 |
|
|
portLinkTimeout <= (others=>'1');
|
307 |
|
|
inputPortEnable <= '1';
|
308 |
|
|
outputPortEnable <= '1';
|
309 |
|
|
|
310 |
|
|
portInitialized <= '0';
|
311 |
|
|
outboundSymbolRead <= '0';
|
312 |
|
|
inboundSymbolWrite <= '0';
|
313 |
|
|
inboundSymbol <= (others => '0');
|
314 |
|
|
|
315 |
|
|
localAckIdWrite <= '0';
|
316 |
|
|
clrOutstandingAckId <= '0';
|
317 |
|
|
inboundAckIdWrite <= (others=>'0');
|
318 |
|
|
outstandingAckIdWrite <= (others=>'0');
|
319 |
|
|
outboundAckIdWrite <= (others=>'0');
|
320 |
|
|
|
321 |
|
|
-- Generate a startup reset pulse.
|
322 |
|
|
areset_n <= '0';
|
323 |
|
|
wait until clk'event and clk = '1';
|
324 |
|
|
wait until clk'event and clk = '1';
|
325 |
|
|
areset_n <= '1';
|
326 |
|
|
wait until clk'event and clk = '1';
|
327 |
|
|
wait until clk'event and clk = '1';
|
328 |
|
|
|
329 |
|
|
---------------------------------------------------------------------------
|
330 |
|
|
PrintS("-----------------------------------------------------------------");
|
331 |
|
|
PrintS("TG_RioSerial");
|
332 |
|
|
PrintS("-----------------------------------------------------------------");
|
333 |
|
|
PrintS("TG_RioSerial-TC1");
|
334 |
|
|
PrintS("Description: Test idle-sequence transmission at startup.");
|
335 |
|
|
PrintS("Requirement: XXXXX");
|
336 |
|
|
PrintS("-----------------------------------------------------------------");
|
337 |
|
|
PrintS("Step 1:");
|
338 |
|
|
PrintS("Action: Read transmission port.");
|
339 |
|
|
PrintS("Result: Idle sequence symbols should be read.");
|
340 |
|
|
---------------------------------------------------------------------------
|
341 |
|
|
PrintR("TG_RioSerial-TC1-Step1");
|
342 |
|
|
---------------------------------------------------------------------------
|
343 |
|
|
|
344 |
|
|
-- Make sure only idle-sequences are transmitted at startup.
|
345 |
|
|
for i in 0 to 1024 loop
|
346 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
347 |
|
|
end loop;
|
348 |
|
|
|
349 |
|
|
---------------------------------------------------------------------------
|
350 |
|
|
PrintS("-----------------------------------------------------------------");
|
351 |
|
|
PrintS("TG_RioSerial-TC2");
|
352 |
|
|
PrintS("Description: Test idle-sequence and status symbol transmission");
|
353 |
|
|
PrintS(" when the port has been initialized.");
|
354 |
|
|
PrintS("Requirement: XXXXX");
|
355 |
|
|
PrintS("-----------------------------------------------------------------");
|
356 |
|
|
PrintS("Step 1:");
|
357 |
|
|
PrintS("Action: Set port initialized and read transmission port.");
|
358 |
|
|
PrintS("Result: Idle sequence and status symbols should be read.");
|
359 |
|
|
---------------------------------------------------------------------------
|
360 |
|
|
PrintR("TG_RioSerial-TC2-Step1");
|
361 |
|
|
---------------------------------------------------------------------------
|
362 |
|
|
|
363 |
|
|
-- Initialize the port to trigger a change of state.
|
364 |
|
|
portInitialized <= '1';
|
365 |
|
|
|
366 |
|
|
-- The transmitter should send idle sequences at startup and a status once
|
367 |
|
|
-- in a while.
|
368 |
|
|
for i in 0 to 254 loop
|
369 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
370 |
|
|
end loop;
|
371 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
372 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
373 |
|
|
STYPE1_NOP, "000"));
|
374 |
|
|
for i in 0 to 254 loop
|
375 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
376 |
|
|
end loop;
|
377 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
378 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
379 |
|
|
STYPE1_NOP, "000"));
|
380 |
|
|
|
381 |
|
|
---------------------------------------------------------------------------
|
382 |
|
|
PrintS("-----------------------------------------------------------------");
|
383 |
|
|
PrintS("Step 2:");
|
384 |
|
|
PrintS("Action: Toggle port initialized pin and check that no status ");
|
385 |
|
|
PrintS(" symbols are transmitted when uninitialized.");
|
386 |
|
|
PrintS("Result: Only idle sequences should be read when uninitialized.");
|
387 |
|
|
---------------------------------------------------------------------------
|
388 |
|
|
PrintR("TG_RioSerial-TC2-Step2");
|
389 |
|
|
---------------------------------------------------------------------------
|
390 |
|
|
|
391 |
|
|
-- Deassert the port initialized flag.
|
392 |
|
|
portInitialized <= '0';
|
393 |
|
|
|
394 |
|
|
-- Make sure only idle-sequences are transmitted at startup.
|
395 |
|
|
for i in 0 to 1024 loop
|
396 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
397 |
|
|
end loop;
|
398 |
|
|
|
399 |
|
|
-- Initialize the port to trigger a change of state.
|
400 |
|
|
portInitialized <= '1';
|
401 |
|
|
|
402 |
|
|
-- The transmitter should send idle sequences at startup and a status once
|
403 |
|
|
-- in a while.
|
404 |
|
|
for i in 0 to 254 loop
|
405 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
406 |
|
|
end loop;
|
407 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
408 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
409 |
|
|
STYPE1_NOP, "000"));
|
410 |
|
|
for i in 0 to 254 loop
|
411 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
412 |
|
|
end loop;
|
413 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
414 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
415 |
|
|
STYPE1_NOP, "000"));
|
416 |
|
|
|
417 |
|
|
---------------------------------------------------------------------------
|
418 |
|
|
PrintS("-----------------------------------------------------------------");
|
419 |
|
|
PrintS("Step 3:");
|
420 |
|
|
PrintS("Action: Send one error free status symbol to trigger the ");
|
421 |
|
|
PrintS(" transmission of status symbols with a higher frequency.");
|
422 |
|
|
PrintS("Result: Idle sequence and status symbols should be read but ");
|
423 |
|
|
PrintS(" status symbols should be recived more often.");
|
424 |
|
|
---------------------------------------------------------------------------
|
425 |
|
|
PrintR("TG_RioSerial-TC2-Step3");
|
426 |
|
|
---------------------------------------------------------------------------
|
427 |
|
|
|
428 |
|
|
-- A received error-free status triggers transmission of status symbols in
|
429 |
|
|
-- a more rapid past.
|
430 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
431 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
432 |
|
|
STYPE1_NOP, "000"));
|
433 |
|
|
|
434 |
|
|
-- The transmitter should send at least 15 additional statuses after
|
435 |
|
|
-- receiving an error free status.
|
436 |
|
|
for j in 0 to 15 loop
|
437 |
|
|
for i in 0 to 15 loop
|
438 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
439 |
|
|
end loop;
|
440 |
|
|
|
441 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
442 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
443 |
|
|
STYPE1_NOP, "000"));
|
444 |
|
|
end loop;
|
445 |
|
|
|
446 |
|
|
---------------------------------------------------------------------------
|
447 |
|
|
PrintS("-----------------------------------------------------------------");
|
448 |
|
|
PrintS("Step 4:");
|
449 |
|
|
PrintS("Action: Send one errornous status symbol to restart the status ");
|
450 |
|
|
PrintS(" counting.");
|
451 |
|
|
PrintS("Result: Idle sequence and status symbols should be read but ");
|
452 |
|
|
PrintS(" status symbols should still be received more often.");
|
453 |
|
|
---------------------------------------------------------------------------
|
454 |
|
|
PrintR("TG_RioSerial-TC2-Step4");
|
455 |
|
|
---------------------------------------------------------------------------
|
456 |
|
|
|
457 |
|
|
-- REMARK: Add this...
|
458 |
|
|
PrintR("Not implemented.");
|
459 |
|
|
|
460 |
|
|
---------------------------------------------------------------------------
|
461 |
|
|
PrintS("-----------------------------------------------------------------");
|
462 |
|
|
PrintS("Step 5:");
|
463 |
|
|
PrintS("Action: Send one errornous status symbol to restart the status ");
|
464 |
|
|
PrintS(" counting.");
|
465 |
|
|
PrintS("Result: Idle sequence and status symbols should be read but ");
|
466 |
|
|
PrintS(" status symbols should still be received more often.");
|
467 |
|
|
---------------------------------------------------------------------------
|
468 |
|
|
PrintR("TG_RioSerial-TC2-Step5");
|
469 |
|
|
---------------------------------------------------------------------------
|
470 |
|
|
|
471 |
|
|
-- Make the link fully initialized by sending 7 additional statuses.
|
472 |
|
|
for i in 0 to 6 loop
|
473 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
474 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
475 |
|
|
STYPE1_NOP, "000"));
|
476 |
|
|
end loop;
|
477 |
|
|
|
478 |
13 |
magro732 |
ReceiveSymbol(SYMBOL_IDLE);
|
479 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
480 |
4 |
magro732 |
wait until linkInitialized = '1';
|
481 |
|
|
|
482 |
|
|
---------------------------------------------------------------------------
|
483 |
|
|
PrintS("-----------------------------------------------------------------");
|
484 |
|
|
PrintS("TG_RioSerial-TC3");
|
485 |
|
|
PrintS("Description: Test port reception.");
|
486 |
|
|
PrintS("Requirement: XXXXX");
|
487 |
|
|
PrintS("-----------------------------------------------------------------");
|
488 |
|
|
PrintS("Step 1:");
|
489 |
|
|
PrintS("Action: Send an inbound frame with pad after the CRC.");
|
490 |
|
|
PrintS("Result: The frame should end up in a frame buffer.");
|
491 |
|
|
---------------------------------------------------------------------------
|
492 |
|
|
PrintR("TG_RioSerial-TC3-Step1");
|
493 |
|
|
---------------------------------------------------------------------------
|
494 |
|
|
|
495 |
|
|
-- Create the frame.
|
496 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
497 |
|
|
payload.length := 1;
|
498 |
|
|
frame := RioFrameCreate(ackId=>"00000", vc=>'0', crf=>'0', prio=>"00",
|
499 |
|
|
tt=>"01", ftype=>"0000",
|
500 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
501 |
|
|
payload=>payload);
|
502 |
|
|
frameExpected <= '1';
|
503 |
|
|
frameRead <= frame;
|
504 |
|
|
|
505 |
|
|
-- Start the reception of a frame.
|
506 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
507 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
508 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
509 |
|
|
|
510 |
|
|
-- Send the data symbols of the frame.
|
511 |
|
|
for i in 0 to frame.length-1 loop
|
512 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(i));
|
513 |
|
|
end loop;
|
514 |
|
|
|
515 |
|
|
-- End the reception of the frame.
|
516 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
517 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
518 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
519 |
|
|
|
520 |
|
|
-- Check that the frame has been received in the frame buffer.
|
521 |
|
|
wait until frameReceived = '1';
|
522 |
|
|
frameExpected <= '0';
|
523 |
|
|
|
524 |
|
|
-- Receive an idle symbol left in the FIFO before the ack was generated.
|
525 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
526 |
|
|
|
527 |
|
|
-- Receive acknowledge for the transmitted frame.
|
528 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
529 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "00000", "11111",
|
530 |
|
|
STYPE1_NOP, "000"));
|
531 |
|
|
|
532 |
|
|
|
533 |
|
|
---------------------------------------------------------------------------
|
534 |
|
|
PrintS("-----------------------------------------------------------------");
|
535 |
|
|
PrintS("Step 2:");
|
536 |
|
|
PrintS("Action: Send an inbound frame without a pad after the CRC.");
|
537 |
|
|
PrintS("Result: The frame should end up in a frame buffer.");
|
538 |
|
|
---------------------------------------------------------------------------
|
539 |
|
|
PrintR("TG_RioSerial-TC3-Step2");
|
540 |
|
|
---------------------------------------------------------------------------
|
541 |
|
|
|
542 |
|
|
-- Create the frame.
|
543 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
544 |
|
|
payload.length := 2;
|
545 |
|
|
frame := RioFrameCreate(ackId=>"00001", vc=>'0', crf=>'0', prio=>"00",
|
546 |
|
|
tt=>"01", ftype=>"0000",
|
547 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
548 |
|
|
payload=>payload);
|
549 |
|
|
frameExpected <= '1';
|
550 |
|
|
frameRead <= frame;
|
551 |
|
|
|
552 |
|
|
-- Start the reception of a frame.
|
553 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
554 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
555 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
556 |
|
|
|
557 |
|
|
-- Send the data symbols of the frame.
|
558 |
|
|
for i in 0 to frame.length-1 loop
|
559 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(i));
|
560 |
|
|
end loop;
|
561 |
|
|
|
562 |
|
|
-- End the reception of the frame.
|
563 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
564 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
565 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
566 |
|
|
|
567 |
|
|
-- Check that the frame has been received in the frame buffer.
|
568 |
|
|
wait until frameReceived = '1';
|
569 |
|
|
frameExpected <= '0';
|
570 |
|
|
|
571 |
|
|
-- Receive an idle symbol left in the FIFO before the ack was generated.
|
572 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
573 |
|
|
|
574 |
|
|
-- Receive acknowledge for the transmited frame.
|
575 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
576 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "00001", "11111",
|
577 |
|
|
STYPE1_NOP, "000"));
|
578 |
|
|
|
579 |
|
|
---------------------------------------------------------------------------
|
580 |
|
|
PrintS("-----------------------------------------------------------------");
|
581 |
|
|
PrintS("Step 3:");
|
582 |
|
|
PrintS("Action: Send an inbound frame with maximum size.");
|
583 |
|
|
PrintS("Result: The frame should end up in a frame buffer.");
|
584 |
|
|
---------------------------------------------------------------------------
|
585 |
|
|
PrintR("TG_RioSerial-TC3-Step3");
|
586 |
|
|
---------------------------------------------------------------------------
|
587 |
|
|
|
588 |
|
|
-- Create the frame.
|
589 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
590 |
|
|
payload.length := 133;
|
591 |
|
|
frame := RioFrameCreate(ackId=>"00010", vc=>'0', crf=>'0', prio=>"00",
|
592 |
|
|
tt=>"01", ftype=>"0000",
|
593 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
594 |
|
|
payload=>payload);
|
595 |
|
|
frameExpected <= '1';
|
596 |
|
|
frameRead <= frame;
|
597 |
|
|
|
598 |
|
|
-- Start the reception of a frame.
|
599 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
600 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
601 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
602 |
|
|
|
603 |
|
|
-- Send the data symbols of the frame.
|
604 |
|
|
for i in 0 to frame.length-1 loop
|
605 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(i));
|
606 |
|
|
end loop;
|
607 |
|
|
|
608 |
|
|
-- End the reception of the frame.
|
609 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
610 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
611 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
612 |
|
|
|
613 |
|
|
-- Check that the frame has been received in the frame buffer.
|
614 |
|
|
wait until frameReceived = '1';
|
615 |
|
|
frameExpected <= '0';
|
616 |
|
|
|
617 |
|
|
-- Receive an idle symbol left in the FIFO before the ack was generated.
|
618 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
619 |
|
|
|
620 |
|
|
-- Receive acknowledge for the transmitted frame.
|
621 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
622 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "00010", "11111",
|
623 |
|
|
STYPE1_NOP, "000"));
|
624 |
|
|
|
625 |
|
|
|
626 |
|
|
---------------------------------------------------------------------------
|
627 |
|
|
PrintS("-----------------------------------------------------------------");
|
628 |
|
|
PrintS("Step 4:");
|
629 |
|
|
PrintS("Action: Send two packets without end-of-packet in between.");
|
630 |
|
|
PrintS("Result: Both packets should be accepted.");
|
631 |
|
|
---------------------------------------------------------------------------
|
632 |
|
|
PrintR("TG_RioSerial-TC3-Step4");
|
633 |
|
|
---------------------------------------------------------------------------
|
634 |
|
|
|
635 |
|
|
-- Create the first frame.
|
636 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
637 |
|
|
payload.length := 10;
|
638 |
|
|
frame := RioFrameCreate(ackId=>"00011", vc=>'0', crf=>'0', prio=>"00",
|
639 |
|
|
tt=>"01", ftype=>"0000",
|
640 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
641 |
|
|
payload=>payload);
|
642 |
|
|
frameExpected <= '1';
|
643 |
|
|
frameRead <= frame;
|
644 |
|
|
|
645 |
|
|
-- Start the reception of a frame.
|
646 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
647 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
648 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
649 |
|
|
|
650 |
|
|
-- Send the data symbols of the frame.
|
651 |
|
|
for i in 0 to frame.length-1 loop
|
652 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(i));
|
653 |
|
|
end loop;
|
654 |
|
|
|
655 |
|
|
-- Start the reception of a frame, implicitly ending the previous.
|
656 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
657 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
658 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
659 |
|
|
|
660 |
|
|
-- Check that the frame has been received in the frame buffer.
|
661 |
|
|
wait until frameReceived = '1';
|
662 |
|
|
frameExpected <= '0';
|
663 |
|
|
wait until clk'event and clk = '1';
|
664 |
|
|
|
665 |
|
|
-- Receive an idle symbol left in the FIFO before the ack was generated.
|
666 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
667 |
|
|
|
668 |
|
|
-- Receive acknowledge for the transmitted frame.
|
669 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
670 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "00011", "11111",
|
671 |
|
|
STYPE1_NOP, "000"));
|
672 |
|
|
|
673 |
|
|
-- Create the second frame.
|
674 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
675 |
|
|
payload.length := 13;
|
676 |
|
|
frame := RioFrameCreate(ackId=>"00100", vc=>'0', crf=>'0', prio=>"00",
|
677 |
|
|
tt=>"01", ftype=>"0000",
|
678 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
679 |
|
|
payload=>payload);
|
680 |
|
|
frameExpected <= '1';
|
681 |
|
|
frameRead <= frame;
|
682 |
|
|
|
683 |
|
|
-- Send the data symbols of the frame.
|
684 |
|
|
for i in 0 to frame.length-1 loop
|
685 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(i));
|
686 |
|
|
end loop;
|
687 |
|
|
|
688 |
|
|
-- End the reception of the frame.
|
689 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
690 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
691 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
692 |
|
|
|
693 |
|
|
-- Check that the frame has been received in the frame buffer.
|
694 |
|
|
wait until frameReceived = '1';
|
695 |
|
|
frameExpected <= '0';
|
696 |
|
|
|
697 |
|
|
-- Receive an idle symbol left in the FIFO before the ack was generated.
|
698 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
699 |
|
|
|
700 |
|
|
-- Receive acknowledge for the transmitted frame.
|
701 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
702 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "00100", "11111",
|
703 |
|
|
STYPE1_NOP, "000"));
|
704 |
|
|
|
705 |
|
|
---------------------------------------------------------------------------
|
706 |
|
|
PrintS("-----------------------------------------------------------------");
|
707 |
|
|
PrintS("Step 5:");
|
708 |
|
|
PrintS("Action: Start to send a packet. Abort it with stomp. Then send ");
|
709 |
|
|
PrintS(" another packet.");
|
710 |
|
|
PrintS("Result: The first packet should be discarded and the second should");
|
711 |
|
|
PrintS(" be accepted. The retried packet should be acknowledged.");
|
712 |
|
|
---------------------------------------------------------------------------
|
713 |
|
|
PrintR("TG_RioSerial-TC3-Step5");
|
714 |
|
|
---------------------------------------------------------------------------
|
715 |
|
|
|
716 |
|
|
-- Create the frame.
|
717 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
718 |
|
|
payload.length := 7;
|
719 |
|
|
frame := RioFrameCreate(ackId=>"00101", vc=>'0', crf=>'0', prio=>"00",
|
720 |
|
|
tt=>"01", ftype=>"0000",
|
721 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
722 |
|
|
payload=>payload);
|
723 |
|
|
frameExpected <= '1';
|
724 |
|
|
frameRead <= frame;
|
725 |
|
|
|
726 |
|
|
-- Start the reception of a frame.
|
727 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
728 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
729 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
730 |
|
|
|
731 |
|
|
-- Send the data symbols of the frame.
|
732 |
|
|
for i in 0 to frame.length-1 loop
|
733 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(i));
|
734 |
|
|
end loop;
|
735 |
|
|
|
736 |
|
|
-- Abort the reception of the frame.
|
737 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
738 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
739 |
|
|
STYPE1_STOMP, "000"));
|
740 |
|
|
|
741 |
|
|
-- Dont expect the aborted frame anymore.
|
742 |
|
|
frameExpected <= '0';
|
743 |
|
|
|
744 |
|
|
-- Receive an idle symbol left in the FIFO before the retry was generated.
|
745 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
746 |
|
|
|
747 |
|
|
-- Receive acknowledge for the transmitted frame.
|
748 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
749 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_RETRY, "00101", "11111",
|
750 |
|
|
STYPE1_NOP, "000"));
|
751 |
|
|
|
752 |
|
|
-- Acknowledge the canceled packet.
|
753 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
754 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
755 |
|
|
STYPE1_RESTART_FROM_RETRY, "000"));
|
756 |
|
|
|
757 |
|
|
-- Create a new frame.
|
758 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
759 |
|
|
payload.length := 8;
|
760 |
|
|
frame := RioFrameCreate(ackId=>"00101", vc=>'0', crf=>'0', prio=>"00",
|
761 |
|
|
tt=>"01", ftype=>"0000",
|
762 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
763 |
|
|
payload=>payload);
|
764 |
|
|
frameExpected <= '1';
|
765 |
|
|
frameRead <= frame;
|
766 |
|
|
|
767 |
|
|
-- Start the reception of a frame.
|
768 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
769 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
770 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
771 |
|
|
|
772 |
|
|
-- Send the data symbols of the frame.
|
773 |
|
|
for i in 0 to frame.length-1 loop
|
774 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(i));
|
775 |
|
|
end loop;
|
776 |
|
|
|
777 |
|
|
-- Abort the reception of the frame.
|
778 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
779 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
780 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
781 |
|
|
|
782 |
|
|
-- Check that the frame has been received in the frame buffer.
|
783 |
|
|
wait until frameReceived = '1';
|
784 |
|
|
frameExpected <= '0';
|
785 |
|
|
|
786 |
|
|
-- Receive an idle symbol left in the FIFO before the ack was generated.
|
787 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
788 |
|
|
|
789 |
|
|
-- Receive acknowledge for the transmitted frame.
|
790 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
791 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "00101", "11111",
|
792 |
|
|
STYPE1_NOP, "000"));
|
793 |
|
|
|
794 |
|
|
---------------------------------------------------------------------------
|
795 |
|
|
PrintS("-----------------------------------------------------------------");
|
796 |
|
|
PrintS("Step 6:");
|
797 |
|
|
PrintS("Action: Start to send a packet but dont send any payload. Abort it");
|
798 |
|
|
PrintS(" with stomp. Then send another packet.");
|
799 |
|
|
PrintS("Result: The first packet should be discarded and the second should");
|
800 |
|
|
PrintS(" be accepted. The retried packet should be acknowledged.");
|
801 |
|
|
---------------------------------------------------------------------------
|
802 |
|
|
PrintR("TG_RioSerial-TC3-Step6");
|
803 |
|
|
---------------------------------------------------------------------------
|
804 |
|
|
|
805 |
|
|
-- Start the reception of a frame.
|
806 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
807 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
808 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
809 |
|
|
|
810 |
|
|
-- Abort the reception of the frame.
|
811 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
812 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
813 |
|
|
STYPE1_STOMP, "000"));
|
814 |
|
|
|
815 |
|
|
-- Receive an idle symbol left in the FIFO before the retry was generated.
|
816 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
817 |
|
|
|
818 |
|
|
-- Receive acknowledge for the transmitted frame.
|
819 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
820 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_RETRY, "00110", "11111",
|
821 |
|
|
STYPE1_NOP, "000"));
|
822 |
|
|
|
823 |
|
|
-- Acknowledge the canceled packet.
|
824 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
825 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
826 |
|
|
STYPE1_RESTART_FROM_RETRY, "000"));
|
827 |
|
|
|
828 |
|
|
-- Create a new frame.
|
829 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
830 |
|
|
payload.length := 8;
|
831 |
|
|
frame := RioFrameCreate(ackId=>"00110", vc=>'0', crf=>'0', prio=>"00",
|
832 |
|
|
tt=>"01", ftype=>"0000",
|
833 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
834 |
|
|
payload=>payload);
|
835 |
|
|
frameExpected <= '1';
|
836 |
|
|
frameRead <= frame;
|
837 |
|
|
|
838 |
|
|
-- Start the reception of a frame.
|
839 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
840 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
841 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
842 |
|
|
|
843 |
|
|
-- Send the data symbols of the frame.
|
844 |
|
|
for i in 0 to frame.length-1 loop
|
845 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(i));
|
846 |
|
|
end loop;
|
847 |
|
|
|
848 |
|
|
-- Abort the reception of the frame.
|
849 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
850 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
851 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
852 |
|
|
|
853 |
|
|
-- Check that the frame has been received in the frame buffer.
|
854 |
|
|
wait until frameReceived = '1';
|
855 |
|
|
frameExpected <= '0';
|
856 |
|
|
|
857 |
|
|
-- Receive an idle symbol left in the FIFO before the ack was generated.
|
858 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
859 |
|
|
|
860 |
|
|
-- Receive acknowledge for the transmitted frame.
|
861 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
862 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "00110", "11111",
|
863 |
|
|
STYPE1_NOP, "000"));
|
864 |
|
|
|
865 |
|
|
---------------------------------------------------------------------------
|
866 |
|
|
PrintS("-----------------------------------------------------------------");
|
867 |
|
|
PrintS("Step 7:");
|
868 |
|
|
PrintS("Action: Start to send a packet with payload, then send a ");
|
869 |
|
|
PrintS(" link-request. Then send another packet.");
|
870 |
|
|
PrintS("Result: The first packet should be canceled without any ");
|
871 |
|
|
PrintS(" confirmation and a link-response should be returned. The");
|
872 |
|
|
PrintS(" second packet should be accepted.");
|
873 |
|
|
---------------------------------------------------------------------------
|
874 |
|
|
PrintR("TG_RioSerial-TC3-Step7");
|
875 |
|
|
---------------------------------------------------------------------------
|
876 |
|
|
|
877 |
|
|
-- Create a new frame.
|
878 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
879 |
|
|
payload.length := 9;
|
880 |
|
|
frame := RioFrameCreate(ackId=>"00111", vc=>'0', crf=>'0', prio=>"00",
|
881 |
|
|
tt=>"01", ftype=>"0000",
|
882 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
883 |
|
|
payload=>payload);
|
884 |
|
|
frameExpected <= '1';
|
885 |
|
|
frameRead <= frame;
|
886 |
|
|
|
887 |
|
|
-- Start the reception of a frame.
|
888 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
889 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
890 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
891 |
|
|
|
892 |
|
|
-- Send the data symbols of the frame.
|
893 |
|
|
for i in 0 to frame.length-1 loop
|
894 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(i));
|
895 |
|
|
end loop;
|
896 |
|
|
|
897 |
|
|
-- Send a link-request/input-status to abort the current packet.
|
898 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
899 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
900 |
|
|
STYPE1_LINK_REQUEST, "100"));
|
901 |
|
|
|
902 |
|
|
-- Receive an idle symbol left in the FIFO before the ack was generated.
|
903 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
904 |
|
|
|
905 |
|
|
-- The frame should be canceled by the link-request, dont expect it anymore.
|
906 |
|
|
frameExpected <= '0';
|
907 |
|
|
|
908 |
|
|
-- Receive link-response indicating normal operation and expected ackId.
|
909 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
910 |
|
|
RioControlSymbolCreate(STYPE0_LINK_RESPONSE, "00111", "10000",
|
911 |
|
|
STYPE1_NOP, "000"));
|
912 |
|
|
|
913 |
|
|
-- Create a new frame.
|
914 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
915 |
|
|
payload.length := 10;
|
916 |
|
|
frame := RioFrameCreate(ackId=>"00111", vc=>'0', crf=>'0', prio=>"00",
|
917 |
|
|
tt=>"01", ftype=>"0000",
|
918 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
919 |
|
|
payload=>payload);
|
920 |
|
|
frameExpected <= '1';
|
921 |
|
|
frameRead <= frame;
|
922 |
|
|
|
923 |
|
|
-- Start the reception of a frame.
|
924 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
925 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
926 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
927 |
|
|
|
928 |
|
|
-- Send the data symbols of the frame.
|
929 |
|
|
for i in 0 to frame.length-1 loop
|
930 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(i));
|
931 |
|
|
end loop;
|
932 |
|
|
|
933 |
|
|
-- Abort the reception of the frame.
|
934 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
935 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
936 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
937 |
|
|
|
938 |
|
|
-- Check that the frame has been received in the frame buffer.
|
939 |
|
|
wait until frameReceived = '1';
|
940 |
|
|
frameExpected <= '0';
|
941 |
|
|
|
942 |
|
|
-- Receive an idle symbol left in the FIFO before the ack was generated.
|
943 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
944 |
|
|
|
945 |
|
|
-- Receive acknowledge for the transmitted frame.
|
946 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
947 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "00111", "11111",
|
948 |
|
|
STYPE1_NOP, "000"));
|
949 |
|
|
|
950 |
|
|
---------------------------------------------------------------------------
|
951 |
|
|
PrintS("-----------------------------------------------------------------");
|
952 |
|
|
PrintS("Step 8:");
|
953 |
|
|
PrintS("Action: Start to send a packet, no payload, then send a ");
|
954 |
|
|
PrintS(" link-request. Then send another packet.");
|
955 |
|
|
PrintS("Result: The first packet should be canceled without any ");
|
956 |
|
|
PrintS(" confirmation and a link-response should be returned. The");
|
957 |
|
|
PrintS(" second packet should be accepted.");
|
958 |
|
|
---------------------------------------------------------------------------
|
959 |
|
|
PrintR("TG_RioSerial-TC3-Step8");
|
960 |
|
|
---------------------------------------------------------------------------
|
961 |
|
|
|
962 |
|
|
-- Expect an empty packet to be aborted.
|
963 |
|
|
frameExpected <= '1';
|
964 |
|
|
|
965 |
|
|
-- Start the reception of a frame.
|
966 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
967 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
968 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
969 |
|
|
|
970 |
|
|
-- Send a link-request/input-status to abort the current packet.
|
971 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
972 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
973 |
|
|
STYPE1_LINK_REQUEST, "100"));
|
974 |
|
|
|
975 |
|
|
-- Receive an idle symbol left in the FIFO before the ack was generated.
|
976 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
977 |
|
|
|
978 |
|
|
-- Dont expect any frames anymore.
|
979 |
|
|
frameExpected <= '0';
|
980 |
|
|
|
981 |
|
|
-- Receive link-response indicating normal operation and expected ackId.
|
982 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
983 |
|
|
RioControlSymbolCreate(STYPE0_LINK_RESPONSE, "01000", "10000",
|
984 |
|
|
STYPE1_NOP, "000"));
|
985 |
|
|
|
986 |
|
|
-- Create a new frame.
|
987 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
988 |
|
|
payload.length := 11;
|
989 |
|
|
frame := RioFrameCreate(ackId=>"01000", vc=>'0', crf=>'0', prio=>"00",
|
990 |
|
|
tt=>"01", ftype=>"0000",
|
991 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
992 |
|
|
payload=>payload);
|
993 |
|
|
frameExpected <= '1';
|
994 |
|
|
frameRead <= frame;
|
995 |
|
|
|
996 |
|
|
-- Start the reception of a frame.
|
997 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
998 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
999 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1000 |
|
|
|
1001 |
|
|
-- Send the data symbols of the frame.
|
1002 |
|
|
for i in 0 to frame.length-1 loop
|
1003 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(i));
|
1004 |
|
|
end loop;
|
1005 |
|
|
|
1006 |
|
|
-- Abort the reception of the frame.
|
1007 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1008 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1009 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1010 |
|
|
|
1011 |
|
|
-- Check that the frame has been received in the frame buffer.
|
1012 |
|
|
wait until frameReceived = '1';
|
1013 |
|
|
frameExpected <= '0';
|
1014 |
|
|
|
1015 |
|
|
-- Receive an idle symbol left in the FIFO before the ack was generated.
|
1016 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1017 |
|
|
|
1018 |
|
|
-- Receive acknowledge for the transmitted frame.
|
1019 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1020 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "01000", "11111",
|
1021 |
|
|
STYPE1_NOP, "000"));
|
1022 |
|
|
|
1023 |
|
|
---------------------------------------------------------------------------
|
1024 |
|
|
PrintS("-----------------------------------------------------------------");
|
1025 |
|
|
PrintS("Step 9:");
|
1026 |
|
|
PrintS("Action: Send a packet when no buffers is available. Reset receiver");
|
1027 |
|
|
PrintS(" with link-request.");
|
1028 |
|
|
PrintS("Result: A packet-retry should be transmitted and receiver should");
|
1029 |
|
|
PrintS(" enter input-retry-stopped.");
|
1030 |
|
|
---------------------------------------------------------------------------
|
1031 |
|
|
PrintR("TG_RioSerial-TC3-Step9");
|
1032 |
|
|
---------------------------------------------------------------------------
|
1033 |
|
|
|
1034 |
|
|
-- Create a new frame.
|
1035 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
1036 |
|
|
payload.length := 11;
|
1037 |
|
|
frame := RioFrameCreate(ackId=>"01001", vc=>'0', crf=>'0', prio=>"00",
|
1038 |
|
|
tt=>"01", ftype=>"0000",
|
1039 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
1040 |
|
|
payload=>payload);
|
1041 |
|
|
|
1042 |
|
|
-- Start the reception of a frame.
|
1043 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1044 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1045 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1046 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(0));
|
1047 |
|
|
|
1048 |
|
|
-- Receive notification about that the packet needs to be retried.
|
1049 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1050 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1051 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_RETRY, "01001", "11111",
|
1052 |
|
|
STYPE1_NOP, "000"));
|
1053 |
|
|
|
1054 |
|
|
-- Check the status of the input port and verify the input-retry-stopped state.
|
1055 |
|
|
-- This should also set the receiver into normal operation.
|
1056 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1057 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1058 |
|
|
STYPE1_LINK_REQUEST, "100"));
|
1059 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1060 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1061 |
|
|
RioControlSymbolCreate(STYPE0_LINK_RESPONSE, "01001", "00100",
|
1062 |
|
|
STYPE1_NOP, "000"));
|
1063 |
|
|
|
1064 |
|
|
-- Check the status of the input port and verify the input-retry-stopped state.
|
1065 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1066 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1067 |
|
|
STYPE1_LINK_REQUEST, "100"));
|
1068 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1069 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1070 |
|
|
RioControlSymbolCreate(STYPE0_LINK_RESPONSE, "01001", "10000",
|
1071 |
|
|
STYPE1_NOP, "000"));
|
1072 |
|
|
|
1073 |
|
|
---------------------------------------------------------------------------
|
1074 |
|
|
PrintS("-----------------------------------------------------------------");
|
1075 |
|
|
PrintS("Step 10:");
|
1076 |
|
|
PrintS("Action: Send a packet when no buffers is available. Reset receiver");
|
1077 |
|
|
PrintS(" with restart-from-retry.");
|
1078 |
|
|
PrintS("Result: A packet-retry should be transmitted and receiver should");
|
1079 |
|
|
PrintS(" enter input-retry-stopped.");
|
1080 |
|
|
---------------------------------------------------------------------------
|
1081 |
|
|
PrintR("TG_RioSerial-TC3-Step10");
|
1082 |
|
|
---------------------------------------------------------------------------
|
1083 |
|
|
|
1084 |
|
|
-- Create a new frame.
|
1085 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
1086 |
|
|
payload.length := 11;
|
1087 |
|
|
frame := RioFrameCreate(ackId=>"01001", vc=>'0', crf=>'0', prio=>"00",
|
1088 |
|
|
tt=>"01", ftype=>"0000",
|
1089 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
1090 |
|
|
payload=>payload);
|
1091 |
|
|
|
1092 |
|
|
-- Start the reception of a frame.
|
1093 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1094 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1095 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1096 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(0));
|
1097 |
|
|
|
1098 |
|
|
-- Receive notification about that the packet needs to be retried.
|
1099 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1100 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1101 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_RETRY, "01001", "11111",
|
1102 |
|
|
STYPE1_NOP, "000"));
|
1103 |
|
|
|
1104 |
|
|
-- Acknowledge the retried packet.
|
1105 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1106 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1107 |
|
|
STYPE1_RESTART_FROM_RETRY, "000"));
|
1108 |
|
|
|
1109 |
|
|
-- Check the status of the input port and verify the input-retry-stopped state.
|
1110 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1111 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1112 |
|
|
STYPE1_LINK_REQUEST, "100"));
|
1113 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1114 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1115 |
|
|
RioControlSymbolCreate(STYPE0_LINK_RESPONSE, "01001", "10000",
|
1116 |
|
|
STYPE1_NOP, "000"));
|
1117 |
|
|
|
1118 |
|
|
-- Always receive a status after a link response when leaving input-error-stopped.
|
1119 |
|
|
-- ReceiveSymbol(SYMBOL_CONTROL,
|
1120 |
|
|
-- RioControlSymbolCreate(STYPE0_STATUS, "01001", "11111",
|
1121 |
|
|
-- STYPE1_NOP, "000"));
|
1122 |
|
|
|
1123 |
|
|
---------------------------------------------------------------------------
|
1124 |
|
|
PrintS("-----------------------------------------------------------------");
|
1125 |
|
|
PrintS("Step 11:");
|
1126 |
|
|
PrintS("Action: Start a new packet when in input-retry-stopped state.");
|
1127 |
|
|
PrintS("Result: The packet should be discarded.");
|
1128 |
|
|
---------------------------------------------------------------------------
|
1129 |
|
|
PrintR("TG_RioSerial-TC3-Step11");
|
1130 |
|
|
---------------------------------------------------------------------------
|
1131 |
|
|
|
1132 |
|
|
-- Create a new frame.
|
1133 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
1134 |
|
|
payload.length := 11;
|
1135 |
|
|
frame := RioFrameCreate(ackId=>"01001", vc=>'0', crf=>'0', prio=>"00",
|
1136 |
|
|
tt=>"01", ftype=>"0000",
|
1137 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
1138 |
|
|
payload=>payload);
|
1139 |
|
|
|
1140 |
|
|
-- Start the reception of a frame.
|
1141 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1142 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1143 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1144 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(0));
|
1145 |
|
|
|
1146 |
|
|
-- Receive notification about that the packet needs to be retried.
|
1147 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1148 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1149 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_RETRY, "01001", "11111",
|
1150 |
|
|
STYPE1_NOP, "000"));
|
1151 |
|
|
|
1152 |
|
|
-- Create a packet and send it. It should be discarded.
|
1153 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
1154 |
|
|
payload.length := 12;
|
1155 |
|
|
frame := RioFrameCreate(ackId=>"01001", vc=>'0', crf=>'0', prio=>"00",
|
1156 |
|
|
tt=>"01", ftype=>"0000",
|
1157 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
1158 |
|
|
payload=>payload);
|
1159 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1160 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1161 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1162 |
|
|
for i in 0 to frame.length-1 loop
|
1163 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(i));
|
1164 |
|
|
end loop;
|
1165 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1166 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1167 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1168 |
|
|
|
1169 |
|
|
-- Acknowledge the retried packet.
|
1170 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1171 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1172 |
|
|
STYPE1_RESTART_FROM_RETRY, "000"));
|
1173 |
|
|
|
1174 |
|
|
-- Create a packet and send it.
|
1175 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
1176 |
|
|
payload.length := 13;
|
1177 |
|
|
frame := RioFrameCreate(ackId=>"01001", vc=>'0', crf=>'0', prio=>"00",
|
1178 |
|
|
tt=>"01", ftype=>"0000",
|
1179 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
1180 |
|
|
payload=>payload);
|
1181 |
|
|
frameExpected <= '1';
|
1182 |
|
|
frameRead <= frame;
|
1183 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1184 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1185 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1186 |
|
|
for i in 0 to frame.length-1 loop
|
1187 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(i));
|
1188 |
|
|
end loop;
|
1189 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1190 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1191 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1192 |
|
|
wait until frameReceived = '1';
|
1193 |
|
|
frameExpected <= '0';
|
1194 |
|
|
|
1195 |
|
|
-- Receive acknowledge for the transmitted frame.
|
1196 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1197 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1198 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "01001", "11111",
|
1199 |
|
|
STYPE1_NOP, "000"));
|
1200 |
|
|
|
1201 |
|
|
---------------------------------------------------------------------------
|
1202 |
|
|
PrintS("-----------------------------------------------------------------");
|
1203 |
|
|
PrintS("Step 12:");
|
1204 |
|
|
PrintS("Action: Send an erronous control-symbol. Then restore with");
|
1205 |
|
|
PrintS(" link-request.");
|
1206 |
|
|
PrintS("Result: Receiver should enter input-error-stopped and return to");
|
1207 |
|
|
PrintS(" normal operation after the link-request was receiver.");
|
1208 |
|
|
---------------------------------------------------------------------------
|
1209 |
|
|
PrintR("TG_RioSerial-TC3-Step12");
|
1210 |
|
|
---------------------------------------------------------------------------
|
1211 |
|
|
|
1212 |
|
|
-- Create, corrupt and send a control symbol.
|
1213 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1214 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1215 |
|
|
STYPE1_START_OF_PACKET, "000") xor x"00100000");
|
1216 |
|
|
|
1217 |
|
|
-- Receive a packet-not-accepted indicating error in control-symbol crc.
|
1218 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1219 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1220 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_NOT_ACCEPTED, "00000", "00010",
|
1221 |
|
|
STYPE1_NOP, "000"));
|
1222 |
|
|
|
1223 |
|
|
-- Create a packet and send it. It should be discarded.
|
1224 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
1225 |
|
|
payload.length := 14;
|
1226 |
|
|
frame := RioFrameCreate(ackId=>"01010", vc=>'0', crf=>'0', prio=>"00",
|
1227 |
|
|
tt=>"01", ftype=>"0000",
|
1228 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
1229 |
|
|
payload=>payload);
|
1230 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1231 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1232 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1233 |
|
|
for i in 0 to frame.length-1 loop
|
1234 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(i));
|
1235 |
|
|
end loop;
|
1236 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1237 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1238 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1239 |
|
|
|
1240 |
|
|
-- Make the receiver go back to normal operation by sending a link-request.
|
1241 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1242 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1243 |
|
|
STYPE1_LINK_REQUEST, "100"));
|
1244 |
|
|
|
1245 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1246 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1247 |
|
|
RioControlSymbolCreate(STYPE0_LINK_RESPONSE, "01010", "00101",
|
1248 |
|
|
STYPE1_NOP, "000"));
|
1249 |
|
|
|
1250 |
|
|
-- Always receive a status after a link response when leaving input-error-stopped.
|
1251 |
|
|
-- ReceiveSymbol(SYMBOL_CONTROL,
|
1252 |
|
|
-- RioControlSymbolCreate(STYPE0_STATUS, "01010", "11111",
|
1253 |
|
|
-- STYPE1_NOP, "000"));
|
1254 |
|
|
|
1255 |
|
|
-- Create a packet and send it.
|
1256 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
1257 |
|
|
payload.length := 15;
|
1258 |
|
|
frame := RioFrameCreate(ackId=>"01010", vc=>'0', crf=>'0', prio=>"00",
|
1259 |
|
|
tt=>"01", ftype=>"0000",
|
1260 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
1261 |
|
|
payload=>payload);
|
1262 |
|
|
frameExpected <= '1';
|
1263 |
|
|
frameRead <= frame;
|
1264 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1265 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1266 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1267 |
|
|
for i in 0 to frame.length-1 loop
|
1268 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(i));
|
1269 |
|
|
end loop;
|
1270 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1271 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1272 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1273 |
|
|
wait until frameReceived = '1';
|
1274 |
|
|
frameExpected <= '0';
|
1275 |
|
|
|
1276 |
|
|
-- Receive acknowledge for the transmitted frame.
|
1277 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1278 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1279 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "01010", "11111",
|
1280 |
|
|
STYPE1_NOP, "000"));
|
1281 |
|
|
|
1282 |
|
|
---------------------------------------------------------------------------
|
1283 |
|
|
PrintS("-----------------------------------------------------------------");
|
1284 |
|
|
PrintS("Step 13:");
|
1285 |
|
|
PrintS("Action: Send an erronous packet. Then restore with link-request.");
|
1286 |
|
|
PrintS("Result: Receiver should enter input-error-stopped and return to");
|
1287 |
|
|
PrintS(" normal operation after the link-request was receiver.");
|
1288 |
|
|
---------------------------------------------------------------------------
|
1289 |
|
|
PrintR("TG_RioSerial-TC3-Step13");
|
1290 |
|
|
---------------------------------------------------------------------------
|
1291 |
|
|
|
1292 |
|
|
-- Create a packet and send it with a bit error. It should be discarded.
|
1293 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
1294 |
|
|
payload.length := 15;
|
1295 |
|
|
frame := RioFrameCreate(ackId=>"01011", vc=>'0', crf=>'0', prio=>"00",
|
1296 |
|
|
tt=>"01", ftype=>"0000",
|
1297 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
1298 |
|
|
payload=>payload);
|
1299 |
|
|
frame.payload(0) := frame.payload(0) xor x"00000010";
|
1300 |
|
|
frameExpected <= '1';
|
1301 |
|
|
frameRead <= frame;
|
1302 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1303 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1304 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1305 |
|
|
for i in 0 to frame.length-1 loop
|
1306 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(i));
|
1307 |
|
|
end loop;
|
1308 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1309 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1310 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1311 |
|
|
|
1312 |
|
|
-- Receive a packet-not-accepted indicating error in control-symbol crc.
|
1313 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1314 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1315 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_NOT_ACCEPTED, "00000", "00100",
|
1316 |
|
|
STYPE1_NOP, "000"));
|
1317 |
|
|
|
1318 |
|
|
-- Dont expect any frame anymore.
|
1319 |
|
|
frameExpected <= '0';
|
1320 |
|
|
|
1321 |
|
|
-- Make the receiver go back to normal operation by sending a link-request.
|
1322 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1323 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1324 |
|
|
STYPE1_LINK_REQUEST, "100"));
|
1325 |
|
|
|
1326 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1327 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1328 |
|
|
RioControlSymbolCreate(STYPE0_LINK_RESPONSE, "01011", "00101",
|
1329 |
|
|
STYPE1_NOP, "000"));
|
1330 |
|
|
|
1331 |
|
|
-- Send a new frame without error.
|
1332 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
1333 |
|
|
payload.length := 16;
|
1334 |
|
|
frame := RioFrameCreate(ackId=>"01011", vc=>'0', crf=>'0', prio=>"00",
|
1335 |
|
|
tt=>"01", ftype=>"0000",
|
1336 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
1337 |
|
|
payload=>payload);
|
1338 |
|
|
frameExpected <= '1';
|
1339 |
|
|
frameRead <= frame;
|
1340 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1341 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1342 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1343 |
|
|
for i in 0 to frame.length-1 loop
|
1344 |
|
|
SendSymbol(SYMBOL_DATA, frame.payload(i));
|
1345 |
|
|
end loop;
|
1346 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1347 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00000", "11111",
|
1348 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1349 |
|
|
wait until frameReceived = '1';
|
1350 |
|
|
frameExpected <= '0';
|
1351 |
|
|
|
1352 |
|
|
-- Receive acknowledge for the transmitted frame.
|
1353 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1354 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1355 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "01011", "11111",
|
1356 |
|
|
STYPE1_NOP, "000"));
|
1357 |
|
|
|
1358 |
|
|
-- REMARK: Complete with some more error situations: invalid ackId, too
|
1359 |
|
|
-- short packet, too long packet, etc...
|
1360 |
|
|
|
1361 |
|
|
---------------------------------------------------------------------------
|
1362 |
|
|
PrintS("-----------------------------------------------------------------");
|
1363 |
|
|
PrintS("TG_RioSerial-TC4");
|
1364 |
|
|
PrintS("Description: Test port transmission.");
|
1365 |
|
|
PrintS("Requirement: XXXXX");
|
1366 |
|
|
PrintS("-----------------------------------------------------------------");
|
1367 |
|
|
PrintS("Step 1:");
|
1368 |
|
|
PrintS("Action: Send an outbound frame.");
|
1369 |
|
|
PrintS("Result: The frame should be read from the frame buffer and ");
|
1370 |
|
|
PrintS(" received as symbols.");
|
1371 |
|
|
---------------------------------------------------------------------------
|
1372 |
|
|
PrintR("TG_RioSerial-TC4-Step1");
|
1373 |
|
|
---------------------------------------------------------------------------
|
1374 |
|
|
|
1375 |
|
|
-- Create the frame.
|
1376 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
1377 |
|
|
payload.length := 3;
|
1378 |
|
|
frame := RioFrameCreate(ackId=>"00000", vc=>'0', crf=>'0', prio=>"00",
|
1379 |
|
|
tt=>"01", ftype=>"0000",
|
1380 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
1381 |
|
|
payload=>payload);
|
1382 |
|
|
frameValid(0) <= '1';
|
1383 |
|
|
frameWrite(0) <= frame;
|
1384 |
|
|
|
1385 |
|
|
-- Make sure the transmitter fills in the correct ackId and dont use the
|
1386 |
|
|
-- one in the input packet.
|
1387 |
|
|
frameWrite(0).payload(0)(31 downto 27) <= "UUUUU";
|
1388 |
|
|
|
1389 |
|
|
-- Receive an idle symbol left in the FIFO before the start of the frame was
|
1390 |
|
|
-- generated.
|
1391 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1392 |
|
|
|
1393 |
|
|
-- Receive the start of the frame.
|
1394 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1395 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1396 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1397 |
|
|
|
1398 |
|
|
-- Receive the data symbols of the frame.
|
1399 |
|
|
for i in 0 to frame.length-1 loop
|
1400 |
|
|
ReceiveSymbol(SYMBOL_DATA, frame.payload(i));
|
1401 |
|
|
end loop;
|
1402 |
|
|
|
1403 |
|
|
-- Wait for the frame to complete.
|
1404 |
13 |
magro732 |
wait until frameComplete = '1' and clk'event and clk = '1';
|
1405 |
4 |
magro732 |
frameValid(0) <= '0';
|
1406 |
|
|
|
1407 |
|
|
-- Receive the end of the frame.
|
1408 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1409 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1410 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1411 |
|
|
|
1412 |
|
|
-- Send acknowledge that the frame was received.
|
1413 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1414 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "00000", "11111",
|
1415 |
|
|
STYPE1_NOP, "000"));
|
1416 |
|
|
|
1417 |
|
|
---------------------------------------------------------------------------
|
1418 |
|
|
PrintS("-----------------------------------------------------------------");
|
1419 |
|
|
PrintS("Step 2:");
|
1420 |
|
|
PrintS("Action: Send an outbound packet with maximum length.");
|
1421 |
|
|
PrintS("Result: The packet should be fragmented and received in symbols.");
|
1422 |
|
|
---------------------------------------------------------------------------
|
1423 |
|
|
PrintR("TG_RioSerial-TC4-Step2");
|
1424 |
|
|
---------------------------------------------------------------------------
|
1425 |
|
|
|
1426 |
|
|
-- Create the frame.
|
1427 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
1428 |
|
|
payload.length := 133;
|
1429 |
|
|
frame := RioFrameCreate(ackId=>"00001", vc=>'0', crf=>'0', prio=>"00",
|
1430 |
|
|
tt=>"01", ftype=>"0000",
|
1431 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
1432 |
|
|
payload=>payload);
|
1433 |
|
|
frameValid(1) <= '1';
|
1434 |
|
|
frameWrite(1) <= frame;
|
1435 |
|
|
|
1436 |
|
|
-- Receive an idle symbol left in the FIFO before the start of the frame was
|
1437 |
|
|
-- generated.
|
1438 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1439 |
|
|
|
1440 |
|
|
-- Receive the start of the frame.
|
1441 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1442 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1443 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1444 |
|
|
|
1445 |
|
|
-- Receive the data symbols of the frame.
|
1446 |
|
|
for i in 0 to frame.length-1 loop
|
1447 |
|
|
ReceiveSymbol(SYMBOL_DATA, frame.payload(i));
|
1448 |
|
|
end loop;
|
1449 |
|
|
|
1450 |
|
|
-- Wait for the frame to complete.
|
1451 |
13 |
magro732 |
wait until frameComplete = '1' and clk'event and clk = '1';
|
1452 |
4 |
magro732 |
frameValid(1) <= '0';
|
1453 |
|
|
|
1454 |
|
|
-- Receive the end of the frame.
|
1455 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1456 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1457 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1458 |
|
|
|
1459 |
|
|
-- Send acknowledge that the frame was received.
|
1460 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1461 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "00001", "11111",
|
1462 |
|
|
STYPE1_NOP, "000"));
|
1463 |
|
|
|
1464 |
|
|
---------------------------------------------------------------------------
|
1465 |
|
|
PrintS("-----------------------------------------------------------------");
|
1466 |
|
|
PrintS("Step 3:");
|
1467 |
|
|
PrintS("Action: Send a packet and confirm it with packet-retry.");
|
1468 |
|
|
PrintS("Result: A restart-from-retry should be transmitted and the packet");
|
1469 |
|
|
PrintS(" should be retransmitted.");
|
1470 |
|
|
---------------------------------------------------------------------------
|
1471 |
|
|
PrintR("TG_RioSerial-TC4-Step3");
|
1472 |
|
|
---------------------------------------------------------------------------
|
1473 |
|
|
|
1474 |
|
|
-- Create the frame.
|
1475 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
1476 |
|
|
payload.length := 4;
|
1477 |
|
|
frame := RioFrameCreate(ackId=>"00010", vc=>'0', crf=>'0', prio=>"00",
|
1478 |
|
|
tt=>"01", ftype=>"0000",
|
1479 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
1480 |
|
|
payload=>payload);
|
1481 |
|
|
frameValid(2) <= '1';
|
1482 |
|
|
frameWrite(2) <= frame;
|
1483 |
|
|
|
1484 |
|
|
-- Receive an idle symbol left in the FIFO before the start of the frame was
|
1485 |
|
|
-- generated.
|
1486 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1487 |
|
|
|
1488 |
|
|
-- Receive the start of the frame.
|
1489 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1490 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1491 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1492 |
|
|
|
1493 |
|
|
-- Receive the data symbols of the frame.
|
1494 |
|
|
for i in 0 to frame.length-1 loop
|
1495 |
|
|
ReceiveSymbol(SYMBOL_DATA, frame.payload(i));
|
1496 |
|
|
end loop;
|
1497 |
|
|
|
1498 |
|
|
-- Receive the end of the frame.
|
1499 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1500 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1501 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1502 |
|
|
|
1503 |
|
|
-- Send packet-retry that the frame should be retransmitted.
|
1504 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1505 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_RETRY, "00010", "11111",
|
1506 |
|
|
STYPE1_NOP, "000"));
|
1507 |
|
|
|
1508 |
|
|
-- Receive the acknowledgement for the retransmission.
|
1509 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1510 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1511 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1512 |
|
|
STYPE1_RESTART_FROM_RETRY, "000"));
|
1513 |
|
|
|
1514 |
|
|
-- Receive the start of the retransmitted frame.
|
1515 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1516 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1517 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1518 |
|
|
|
1519 |
|
|
-- Receive the data symbols of the retransmitted frame.
|
1520 |
|
|
for i in 0 to frame.length-1 loop
|
1521 |
|
|
ReceiveSymbol(SYMBOL_DATA, frame.payload(i));
|
1522 |
|
|
end loop;
|
1523 |
|
|
|
1524 |
|
|
-- Wait for the frame to complete.
|
1525 |
|
|
wait until frameComplete = '1' and clk'event and clk = '1';
|
1526 |
|
|
frameValid(2) <= '0';
|
1527 |
|
|
|
1528 |
|
|
-- Receive the end of the retransmitted frame.
|
1529 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1530 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1531 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1532 |
|
|
|
1533 |
|
|
-- Send acknowledge that the frame was received.
|
1534 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1535 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "00010", "11111",
|
1536 |
|
|
STYPE1_NOP, "000"));
|
1537 |
|
|
|
1538 |
|
|
---------------------------------------------------------------------------
|
1539 |
|
|
PrintS("-----------------------------------------------------------------");
|
1540 |
|
|
PrintS("Step 4:");
|
1541 |
|
|
PrintS("Action: Send a packet and confirm it with packet-not-accepted. ");
|
1542 |
|
|
PrintS("Result: A link-request should be transmitted and the packet should");
|
1543 |
|
|
PrintS(" be retransmitted.");
|
1544 |
|
|
---------------------------------------------------------------------------
|
1545 |
|
|
PrintR("TG_RioSerial-TC4-Step4");
|
1546 |
|
|
---------------------------------------------------------------------------
|
1547 |
|
|
|
1548 |
|
|
-- Create the frame.
|
1549 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
1550 |
|
|
payload.length := 5;
|
1551 |
|
|
frame := RioFrameCreate(ackId=>"00011", vc=>'0', crf=>'0', prio=>"00",
|
1552 |
|
|
tt=>"01", ftype=>"0000",
|
1553 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
1554 |
|
|
payload=>payload);
|
1555 |
|
|
frameValid(3) <= '1';
|
1556 |
|
|
frameWrite(3) <= frame;
|
1557 |
|
|
|
1558 |
|
|
-- Receive the start of the frame.
|
1559 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1560 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1561 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1562 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1563 |
|
|
|
1564 |
|
|
-- Receive the data symbols of the frame.
|
1565 |
|
|
for i in 0 to frame.length-1 loop
|
1566 |
|
|
ReceiveSymbol(SYMBOL_DATA, frame.payload(i));
|
1567 |
|
|
end loop;
|
1568 |
|
|
|
1569 |
|
|
-- Receive the end of the frame.
|
1570 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1571 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1572 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1573 |
|
|
|
1574 |
|
|
-- Send packet-retry that the frame should be retransmitted.
|
1575 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1576 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_NOT_ACCEPTED, "00000", "11111",
|
1577 |
|
|
STYPE1_NOP, "000"));
|
1578 |
|
|
|
1579 |
|
|
-- Receive the acknowledgement for the retransmission.
|
1580 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1581 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1582 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1583 |
|
|
STYPE1_LINK_REQUEST, "100"));
|
1584 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1585 |
|
|
RioControlSymbolCreate(STYPE0_LINK_RESPONSE, "00011", "11111",
|
1586 |
|
|
STYPE1_NOP, "000"));
|
1587 |
|
|
|
1588 |
|
|
-- Receive the start of the retransmitted frame.
|
1589 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1590 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1591 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1592 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1593 |
|
|
|
1594 |
|
|
-- Receive the data symbols of the retransmitted frame.
|
1595 |
|
|
for i in 0 to frame.length-1 loop
|
1596 |
|
|
ReceiveSymbol(SYMBOL_DATA, frame.payload(i));
|
1597 |
|
|
end loop;
|
1598 |
|
|
|
1599 |
|
|
-- Wait for the frame to complete.
|
1600 |
13 |
magro732 |
wait until frameComplete = '1' and clk'event and clk = '1';
|
1601 |
4 |
magro732 |
frameValid(3) <= '0';
|
1602 |
|
|
|
1603 |
|
|
-- Receive the end of the retransmitted frame.
|
1604 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1605 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1606 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1607 |
|
|
|
1608 |
|
|
-- Send acknowledge that the frame was received.
|
1609 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1610 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "00011", "11111",
|
1611 |
|
|
STYPE1_NOP, "000"));
|
1612 |
|
|
|
1613 |
|
|
---------------------------------------------------------------------------
|
1614 |
|
|
PrintS("-----------------------------------------------------------------");
|
1615 |
|
|
PrintS("Step 5:");
|
1616 |
|
|
PrintS("Action: Let a packet timeout expire. Then answer with link-response.");
|
1617 |
|
|
PrintS("Result: A link-request should be transmitted and the packet should");
|
1618 |
|
|
PrintS(" be retransmitted.");
|
1619 |
|
|
---------------------------------------------------------------------------
|
1620 |
|
|
PrintR("TG_RioSerial-TC4-Step5");
|
1621 |
|
|
---------------------------------------------------------------------------
|
1622 |
|
|
|
1623 |
|
|
-- Create the frame.
|
1624 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
1625 |
|
|
payload.length := 5;
|
1626 |
|
|
frame := RioFrameCreate(ackId=>"00100", vc=>'0', crf=>'0', prio=>"00",
|
1627 |
|
|
tt=>"01", ftype=>"0000",
|
1628 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
1629 |
|
|
payload=>payload);
|
1630 |
|
|
frameValid(4) <= '1';
|
1631 |
|
|
frameWrite(4) <= frame;
|
1632 |
|
|
|
1633 |
|
|
-- Receive the frame.
|
1634 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1635 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1636 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1637 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1638 |
|
|
for i in 0 to frame.length-1 loop
|
1639 |
|
|
ReceiveSymbol(SYMBOL_DATA, frame.payload(i));
|
1640 |
|
|
end loop;
|
1641 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1642 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1643 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1644 |
|
|
|
1645 |
|
|
-- Wait a while to let the timer expire and receive the link-request.
|
1646 |
|
|
for i in 0 to 2048 loop
|
1647 |
|
|
wait until clk'event and clk = '1';
|
1648 |
|
|
end loop;
|
1649 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1650 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1651 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1652 |
|
|
STYPE1_LINK_REQUEST, "100"));
|
1653 |
|
|
|
1654 |
|
|
-- Send a link-response to make the transmitter to back to normal mode.
|
1655 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1656 |
|
|
RioControlSymbolCreate(STYPE0_LINK_RESPONSE, "00100", "11111",
|
1657 |
|
|
STYPE1_NOP, "000"));
|
1658 |
|
|
|
1659 |
|
|
-- Receive the retransmitted frame.
|
1660 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1661 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1662 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1663 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1664 |
|
|
|
1665 |
|
|
for i in 0 to frame.length-1 loop
|
1666 |
|
|
ReceiveSymbol(SYMBOL_DATA, frame.payload(i));
|
1667 |
|
|
end loop;
|
1668 |
|
|
|
1669 |
|
|
-- Wait for the frame to complete.
|
1670 |
13 |
magro732 |
wait until frameComplete = '1' and clk'event and clk = '1';
|
1671 |
4 |
magro732 |
frameValid(4) <= '0';
|
1672 |
|
|
|
1673 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1674 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1675 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1676 |
|
|
|
1677 |
|
|
-- Send acknowledge that the frame was received.
|
1678 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1679 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "00100", "11111",
|
1680 |
|
|
STYPE1_NOP, "000"));
|
1681 |
|
|
|
1682 |
|
|
---------------------------------------------------------------------------
|
1683 |
|
|
PrintS("-----------------------------------------------------------------");
|
1684 |
|
|
PrintS("Step 6:");
|
1685 |
|
|
PrintS("Action: Let a packet timeout expire. Then answer with link-response");
|
1686 |
|
|
Prints(" that indicates that the packet was received.");
|
1687 |
|
|
PrintS("Result: A link-request should be transmitted and the packet should");
|
1688 |
|
|
PrintS(" not be retransmitted.");
|
1689 |
|
|
---------------------------------------------------------------------------
|
1690 |
|
|
PrintR("TG_RioSerial-TC4-Step6");
|
1691 |
|
|
---------------------------------------------------------------------------
|
1692 |
|
|
|
1693 |
|
|
-- Create the frame.
|
1694 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
1695 |
|
|
payload.length := 6;
|
1696 |
|
|
frame := RioFrameCreate(ackId=>"00101", vc=>'0', crf=>'0', prio=>"00",
|
1697 |
|
|
tt=>"01", ftype=>"0000",
|
1698 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
1699 |
|
|
payload=>payload);
|
1700 |
|
|
frameValid(5) <= '1';
|
1701 |
|
|
frameWrite(5) <= frame;
|
1702 |
|
|
|
1703 |
|
|
-- Receive the frame.
|
1704 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1705 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1706 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1707 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1708 |
|
|
for i in 0 to frame.length-1 loop
|
1709 |
|
|
ReceiveSymbol(SYMBOL_DATA, frame.payload(i));
|
1710 |
|
|
end loop;
|
1711 |
|
|
|
1712 |
13 |
magro732 |
wait until frameComplete = '1' and clk'event and clk = '1';
|
1713 |
4 |
magro732 |
frameValid(5) <= '0';
|
1714 |
|
|
|
1715 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1716 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1717 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1718 |
|
|
|
1719 |
|
|
-- Wait a while to let the timer expire and receive the link-request.
|
1720 |
|
|
for i in 0 to 2048 loop
|
1721 |
|
|
wait until clk'event and clk = '1';
|
1722 |
|
|
end loop;
|
1723 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1724 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1725 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1726 |
|
|
STYPE1_LINK_REQUEST, "100"));
|
1727 |
|
|
|
1728 |
|
|
-- Send a link-response that indicates that the frame was received to make
|
1729 |
|
|
-- the transmitter to back to normal mode.
|
1730 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1731 |
|
|
RioControlSymbolCreate(STYPE0_LINK_RESPONSE, "00110", "11111",
|
1732 |
|
|
STYPE1_NOP, "000"));
|
1733 |
|
|
|
1734 |
|
|
---------------------------------------------------------------------------
|
1735 |
|
|
PrintS("-----------------------------------------------------------------");
|
1736 |
|
|
PrintS("Step 7:");
|
1737 |
|
|
PrintS("Action: Let a packet timeout expire. No more replies.");
|
1738 |
|
|
PrintS("Result: Three link-requests should be transmitted. When the third");
|
1739 |
|
|
PrintS(" times out the link will be restarted.");
|
1740 |
|
|
---------------------------------------------------------------------------
|
1741 |
|
|
PrintR("TG_RioSerial-TC4-Step7");
|
1742 |
|
|
---------------------------------------------------------------------------
|
1743 |
|
|
|
1744 |
|
|
-- Create the frame.
|
1745 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
1746 |
|
|
payload.length := 7;
|
1747 |
|
|
frame := RioFrameCreate(ackId=>"00110", vc=>'0', crf=>'0', prio=>"00",
|
1748 |
|
|
tt=>"01", ftype=>"0000",
|
1749 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
1750 |
|
|
payload=>payload);
|
1751 |
|
|
frameValid(6) <= '1';
|
1752 |
|
|
frameWrite(6) <= frame;
|
1753 |
|
|
|
1754 |
|
|
-- Receive the frame.
|
1755 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1756 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1757 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1758 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1759 |
|
|
for i in 0 to frame.length-1 loop
|
1760 |
|
|
ReceiveSymbol(SYMBOL_DATA, frame.payload(i));
|
1761 |
|
|
end loop;
|
1762 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1763 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1764 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1765 |
|
|
|
1766 |
|
|
-- Wait a while to let the timer expire and receive the link-request.
|
1767 |
|
|
for i in 0 to 2048 loop
|
1768 |
|
|
wait until clk'event and clk = '1';
|
1769 |
|
|
end loop;
|
1770 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1771 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1772 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1773 |
|
|
STYPE1_LINK_REQUEST, "100"));
|
1774 |
|
|
|
1775 |
|
|
-- Wait a while to let the timer expire and receive the link-request.
|
1776 |
|
|
for i in 0 to 2048 loop
|
1777 |
|
|
wait until clk'event and clk = '1';
|
1778 |
|
|
end loop;
|
1779 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1780 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1781 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1782 |
|
|
STYPE1_LINK_REQUEST, "100"));
|
1783 |
|
|
|
1784 |
|
|
-- Wait a while to let the timer expire and receive the link-request.
|
1785 |
|
|
for i in 0 to 2048 loop
|
1786 |
|
|
wait until clk'event and clk = '1';
|
1787 |
|
|
end loop;
|
1788 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1789 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1790 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1791 |
|
|
STYPE1_LINK_REQUEST, "100"));
|
1792 |
|
|
|
1793 |
|
|
-- Wait a while to let the timer expire and receive the link-request.
|
1794 |
|
|
for i in 0 to 2048 loop
|
1795 |
|
|
wait until clk'event and clk = '1';
|
1796 |
|
|
end loop;
|
1797 |
|
|
|
1798 |
|
|
-- Reinitialize the transmitter.
|
1799 |
|
|
for i in 0 to 255 loop
|
1800 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1801 |
|
|
end loop;
|
1802 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1803 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1804 |
|
|
STYPE1_NOP, "000"));
|
1805 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1806 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00110", "11111",
|
1807 |
|
|
STYPE1_NOP, "000"));
|
1808 |
|
|
for j in 0 to 14 loop
|
1809 |
|
|
for i in 0 to 15 loop
|
1810 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1811 |
|
|
end loop;
|
1812 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1813 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1814 |
|
|
STYPE1_NOP, "000"));
|
1815 |
|
|
end loop;
|
1816 |
|
|
|
1817 |
|
|
-- Receive the frame.
|
1818 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1819 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1820 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1821 |
|
|
for i in 0 to frame.length-1 loop
|
1822 |
|
|
ReceiveSymbol(SYMBOL_DATA, frame.payload(i));
|
1823 |
|
|
end loop;
|
1824 |
|
|
|
1825 |
13 |
magro732 |
wait until frameComplete = '1' and clk'event and clk = '1';
|
1826 |
4 |
magro732 |
frameValid(6) <= '0';
|
1827 |
|
|
|
1828 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1829 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1830 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1831 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1832 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "00110", "11111",
|
1833 |
|
|
STYPE1_NOP, "000"));
|
1834 |
|
|
|
1835 |
|
|
---------------------------------------------------------------------------
|
1836 |
|
|
PrintS("-----------------------------------------------------------------");
|
1837 |
|
|
PrintS("Step 8:");
|
1838 |
|
|
PrintS("Action: Let a packet timeout expire. Then answer with totally ");
|
1839 |
|
|
PrintS(" unexpected ackId.");
|
1840 |
|
|
PrintS("Result: A link request should be transmitted and the link should ");
|
1841 |
|
|
PrintS(" be restarted.");
|
1842 |
|
|
---------------------------------------------------------------------------
|
1843 |
|
|
PrintR("TG_RioSerial-TC4-Step8");
|
1844 |
|
|
---------------------------------------------------------------------------
|
1845 |
|
|
|
1846 |
|
|
-- Create the frame.
|
1847 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
1848 |
|
|
payload.length := 8;
|
1849 |
|
|
frame := RioFrameCreate(ackId=>"00111", vc=>'0', crf=>'0', prio=>"00",
|
1850 |
|
|
tt=>"01", ftype=>"0000",
|
1851 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
1852 |
|
|
payload=>payload);
|
1853 |
|
|
frameValid(7) <= '1';
|
1854 |
|
|
frameWrite(7) <= frame;
|
1855 |
|
|
|
1856 |
|
|
-- Receive the frame.
|
1857 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1858 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1859 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1860 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1861 |
|
|
for i in 0 to frame.length-1 loop
|
1862 |
|
|
ReceiveSymbol(SYMBOL_DATA, frame.payload(i));
|
1863 |
|
|
end loop;
|
1864 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1865 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1866 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1867 |
|
|
|
1868 |
|
|
-- Wait a while to let the timer expire and receive the link-request.
|
1869 |
|
|
for i in 0 to 2048 loop
|
1870 |
|
|
wait until clk'event and clk = '1';
|
1871 |
|
|
end loop;
|
1872 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1873 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1874 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1875 |
|
|
STYPE1_LINK_REQUEST, "100"));
|
1876 |
|
|
|
1877 |
|
|
-- Send a link-response with unexpected ackId.
|
1878 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1879 |
|
|
RioControlSymbolCreate(STYPE0_LINK_RESPONSE, "10000", "11111",
|
1880 |
|
|
STYPE1_NOP, "000"));
|
1881 |
|
|
|
1882 |
|
|
-- Reinitialize the transmitter.
|
1883 |
|
|
for i in 0 to 255 loop
|
1884 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1885 |
|
|
end loop;
|
1886 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1887 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1888 |
|
|
STYPE1_NOP, "000"));
|
1889 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1890 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "00111", "11111",
|
1891 |
|
|
STYPE1_NOP, "000"));
|
1892 |
|
|
for j in 0 to 14 loop
|
1893 |
|
|
for i in 0 to 15 loop
|
1894 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1895 |
|
|
end loop;
|
1896 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1897 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1898 |
|
|
STYPE1_NOP, "000"));
|
1899 |
|
|
end loop;
|
1900 |
|
|
|
1901 |
|
|
-- Receive the frame.
|
1902 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1903 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1904 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1905 |
|
|
for i in 0 to frame.length-1 loop
|
1906 |
|
|
ReceiveSymbol(SYMBOL_DATA, frame.payload(i));
|
1907 |
|
|
end loop;
|
1908 |
|
|
|
1909 |
13 |
magro732 |
wait until frameComplete = '1' and clk'event and clk = '1';
|
1910 |
4 |
magro732 |
frameValid(7) <= '0';
|
1911 |
|
|
|
1912 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1913 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1914 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1915 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1916 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "00111", "11111",
|
1917 |
|
|
STYPE1_NOP, "000"));
|
1918 |
|
|
|
1919 |
|
|
---------------------------------------------------------------------------
|
1920 |
|
|
PrintS("-----------------------------------------------------------------");
|
1921 |
|
|
PrintS("Step 9:");
|
1922 |
|
|
PrintS("Action: Send status with unexpected ackId in normal operation.");
|
1923 |
|
|
PrintS("Result: The transmitter should disregard the error.");
|
1924 |
|
|
---------------------------------------------------------------------------
|
1925 |
|
|
PrintR("TG_RioSerial-TC4-Step9");
|
1926 |
|
|
---------------------------------------------------------------------------
|
1927 |
|
|
|
1928 |
|
|
-- Send a status with unexpected ackId.
|
1929 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1930 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "10000", "11111",
|
1931 |
|
|
STYPE1_NOP, "000"));
|
1932 |
|
|
|
1933 |
|
|
-- Receive no change.
|
1934 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1935 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1936 |
|
|
|
1937 |
|
|
---------------------------------------------------------------------------
|
1938 |
|
|
PrintS("-----------------------------------------------------------------");
|
1939 |
|
|
PrintS("Step 10:");
|
1940 |
|
|
PrintS("Action: Send packet-retry with unexpected ackId in normal operation.");
|
1941 |
|
|
PrintS("Result: The transmitter should enter output-error-stopped.");
|
1942 |
|
|
---------------------------------------------------------------------------
|
1943 |
|
|
PrintR("TG_RioSerial-TC4-Step10");
|
1944 |
|
|
---------------------------------------------------------------------------
|
1945 |
|
|
|
1946 |
|
|
-- Send a packet-retry with unexpected ackId.
|
1947 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1948 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_RETRY, "10000", "11111",
|
1949 |
|
|
STYPE1_NOP, "000"));
|
1950 |
|
|
|
1951 |
|
|
-- Receive link-request.
|
1952 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1953 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1954 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1955 |
|
|
STYPE1_LINK_REQUEST, "100"));
|
1956 |
|
|
|
1957 |
|
|
-- Send a link-response with unexpected ackId.
|
1958 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1959 |
|
|
RioControlSymbolCreate(STYPE0_LINK_RESPONSE, "01000", "11111",
|
1960 |
|
|
STYPE1_NOP, "000"));
|
1961 |
|
|
|
1962 |
|
|
-- Create the frame.
|
1963 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
1964 |
|
|
payload.length := 10;
|
1965 |
|
|
frame := RioFrameCreate(ackId=>"01000", vc=>'0', crf=>'0', prio=>"00",
|
1966 |
|
|
tt=>"01", ftype=>"0000",
|
1967 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
1968 |
|
|
payload=>payload);
|
1969 |
|
|
frameValid(8) <= '1';
|
1970 |
|
|
frameWrite(8) <= frame;
|
1971 |
|
|
|
1972 |
|
|
-- Receive the frame.
|
1973 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
1974 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1975 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1976 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
1977 |
|
|
for i in 0 to frame.length-1 loop
|
1978 |
|
|
ReceiveSymbol(SYMBOL_DATA, frame.payload(i));
|
1979 |
|
|
end loop;
|
1980 |
|
|
|
1981 |
13 |
magro732 |
wait until frameComplete = '1' and clk'event and clk = '1';
|
1982 |
4 |
magro732 |
frameValid(8) <= '0';
|
1983 |
|
|
|
1984 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
1985 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
1986 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
1987 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
1988 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "01000", "11111",
|
1989 |
|
|
STYPE1_NOP, "000"));
|
1990 |
|
|
|
1991 |
|
|
---------------------------------------------------------------------------
|
1992 |
|
|
PrintS("-----------------------------------------------------------------");
|
1993 |
|
|
PrintS("Step 11:");
|
1994 |
|
|
PrintS("Action: Send packet-accepted with unexpected ackId in normal ");
|
1995 |
|
|
PrintS(" operation.");
|
1996 |
|
|
PrintS("Result: The transmitter should enter output-error-stopped.");
|
1997 |
|
|
---------------------------------------------------------------------------
|
1998 |
|
|
PrintR("TG_RioSerial-TC4-Step11");
|
1999 |
|
|
---------------------------------------------------------------------------
|
2000 |
|
|
|
2001 |
|
|
-- Send a packet-accepted with unexpected ackId.
|
2002 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
2003 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "10000", "11111",
|
2004 |
|
|
STYPE1_NOP, "000"));
|
2005 |
|
|
|
2006 |
|
|
-- Receive link-request.
|
2007 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
2008 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
2009 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
2010 |
|
|
STYPE1_LINK_REQUEST, "100"));
|
2011 |
|
|
|
2012 |
|
|
-- Send a link-response with unexpected ackId.
|
2013 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
2014 |
|
|
RioControlSymbolCreate(STYPE0_LINK_RESPONSE, "01001", "11111",
|
2015 |
|
|
STYPE1_NOP, "000"));
|
2016 |
|
|
|
2017 |
|
|
-- Create the frame.
|
2018 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
2019 |
|
|
payload.length := 11;
|
2020 |
|
|
frame := RioFrameCreate(ackId=>"01001", vc=>'0', crf=>'0', prio=>"00",
|
2021 |
|
|
tt=>"01", ftype=>"0000",
|
2022 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
2023 |
|
|
payload=>payload);
|
2024 |
|
|
frameValid(9) <= '1';
|
2025 |
|
|
frameWrite(9) <= frame;
|
2026 |
|
|
|
2027 |
|
|
-- Receive the frame.
|
2028 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
2029 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
2030 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
2031 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
2032 |
|
|
for i in 0 to frame.length-1 loop
|
2033 |
|
|
ReceiveSymbol(SYMBOL_DATA, frame.payload(i));
|
2034 |
|
|
end loop;
|
2035 |
|
|
|
2036 |
13 |
magro732 |
wait until frameComplete = '1' and clk'event and clk = '1';
|
2037 |
4 |
magro732 |
frameValid(9) <= '0';
|
2038 |
|
|
|
2039 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
2040 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
2041 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
2042 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
2043 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "01001", "11111",
|
2044 |
|
|
STYPE1_NOP, "000"));
|
2045 |
|
|
|
2046 |
|
|
---------------------------------------------------------------------------
|
2047 |
|
|
PrintS("-----------------------------------------------------------------");
|
2048 |
|
|
PrintS("Step 12:");
|
2049 |
|
|
PrintS("Action: Send a packet and then accept it with unexpected ackId.");
|
2050 |
|
|
PrintS("Result: The transmitter should enter output-error-stopped.");
|
2051 |
|
|
---------------------------------------------------------------------------
|
2052 |
|
|
PrintR("TG_RioSerial-TC4-Step12");
|
2053 |
|
|
---------------------------------------------------------------------------
|
2054 |
|
|
|
2055 |
|
|
-- Create the frame.
|
2056 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
2057 |
|
|
payload.length := 12;
|
2058 |
|
|
frame := RioFrameCreate(ackId=>"01010", vc=>'0', crf=>'0', prio=>"00",
|
2059 |
|
|
tt=>"01", ftype=>"0000",
|
2060 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
2061 |
|
|
payload=>payload);
|
2062 |
|
|
frameValid(10) <= '1';
|
2063 |
|
|
frameWrite(10) <= frame;
|
2064 |
|
|
|
2065 |
|
|
-- Receive the frame.
|
2066 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
2067 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
2068 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
2069 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
2070 |
|
|
for i in 0 to frame.length-1 loop
|
2071 |
|
|
ReceiveSymbol(SYMBOL_DATA, frame.payload(i));
|
2072 |
|
|
end loop;
|
2073 |
|
|
|
2074 |
13 |
magro732 |
wait until frameComplete = '1' and clk'event and clk = '1';
|
2075 |
4 |
magro732 |
frameValid(10) <= '0';
|
2076 |
|
|
|
2077 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
2078 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
2079 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
2080 |
|
|
|
2081 |
|
|
-- Send unexpected ackId in packet-accepted.
|
2082 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
2083 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "10000", "11111",
|
2084 |
|
|
STYPE1_NOP, "000"));
|
2085 |
|
|
|
2086 |
|
|
-- Receive link-request.
|
2087 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
2088 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
2089 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
2090 |
|
|
STYPE1_LINK_REQUEST, "100"));
|
2091 |
|
|
|
2092 |
|
|
-- Send a link-response with expected ackId.
|
2093 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
2094 |
|
|
RioControlSymbolCreate(STYPE0_LINK_RESPONSE, "01011", "11111",
|
2095 |
|
|
STYPE1_NOP, "000"));
|
2096 |
|
|
|
2097 |
|
|
---------------------------------------------------------------------------
|
2098 |
|
|
PrintS("-----------------------------------------------------------------");
|
2099 |
|
|
PrintS("Step 13:");
|
2100 |
|
|
PrintS("Action: Set two valid packets.");
|
2101 |
|
|
PrintS("Result: The two packet should be sent without waiting for ");
|
2102 |
|
|
PrintS(" packet-accepted.");
|
2103 |
|
|
---------------------------------------------------------------------------
|
2104 |
|
|
PrintR("TG_RioSerial-TC4-Step13");
|
2105 |
|
|
---------------------------------------------------------------------------
|
2106 |
|
|
|
2107 |
|
|
-- Create the first frame.
|
2108 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
2109 |
|
|
payload.length := 13;
|
2110 |
|
|
frame := RioFrameCreate(ackId=>"01011", vc=>'0', crf=>'0', prio=>"00",
|
2111 |
|
|
tt=>"01", ftype=>"0000",
|
2112 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
2113 |
|
|
payload=>payload);
|
2114 |
|
|
frameValid(11) <= '1';
|
2115 |
|
|
frameWrite(11) <= frame;
|
2116 |
|
|
|
2117 |
|
|
-- Create the second frame.
|
2118 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
2119 |
|
|
payload.length := 14;
|
2120 |
|
|
frame := RioFrameCreate(ackId=>"01100", vc=>'0', crf=>'0', prio=>"00",
|
2121 |
|
|
tt=>"01", ftype=>"0000",
|
2122 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
2123 |
|
|
payload=>payload);
|
2124 |
|
|
frameValid(12) <= '1';
|
2125 |
|
|
frameWrite(12) <= frame;
|
2126 |
|
|
|
2127 |
|
|
-- Receive the frame.
|
2128 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
2129 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
2130 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
2131 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
2132 |
|
|
for i in 0 to frameWrite(11).length-1 loop
|
2133 |
|
|
ReceiveSymbol(SYMBOL_DATA, frameWrite(11).payload(i));
|
2134 |
|
|
end loop;
|
2135 |
|
|
|
2136 |
13 |
magro732 |
wait until frameComplete = '1' and clk'event and clk = '1';
|
2137 |
4 |
magro732 |
frameValid(11) <= '0';
|
2138 |
|
|
|
2139 |
|
|
-- Receive the frame.
|
2140 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
2141 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
2142 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
2143 |
|
|
for i in 0 to frameWrite(12).length-1 loop
|
2144 |
|
|
ReceiveSymbol(SYMBOL_DATA, frameWrite(12).payload(i));
|
2145 |
|
|
end loop;
|
2146 |
|
|
|
2147 |
13 |
magro732 |
wait until frameComplete = '1' and clk'event and clk = '1';
|
2148 |
4 |
magro732 |
frameValid(12) <= '0';
|
2149 |
|
|
|
2150 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
2151 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
2152 |
|
|
STYPE1_END_OF_PACKET, "000"));
|
2153 |
|
|
|
2154 |
|
|
|
2155 |
|
|
-- Send packet-accepted for both packets.
|
2156 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
2157 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "01011", "11111",
|
2158 |
|
|
STYPE1_NOP, "000"));
|
2159 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
2160 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "01100", "11111",
|
2161 |
|
|
STYPE1_NOP, "000"));
|
2162 |
|
|
|
2163 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
2164 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
2165 |
|
|
|
2166 |
|
|
---------------------------------------------------------------------------
|
2167 |
|
|
PrintS("-----------------------------------------------------------------");
|
2168 |
|
|
PrintS("Step 14:");
|
2169 |
|
|
PrintS("Action: Set maximum number of valid packets.");
|
2170 |
|
|
PrintS("Result: Maximum 31 packets should be sent without waiting for ");
|
2171 |
|
|
PrintS(" packet-accepted.");
|
2172 |
|
|
---------------------------------------------------------------------------
|
2173 |
|
|
PrintR("TG_RioSerial-TC4-Step14");
|
2174 |
|
|
---------------------------------------------------------------------------
|
2175 |
|
|
|
2176 |
|
|
---------------------------------------------------------------------------
|
2177 |
|
|
-- Create the frames.
|
2178 |
|
|
---------------------------------------------------------------------------
|
2179 |
|
|
|
2180 |
|
|
for j in 0 to 47 loop
|
2181 |
|
|
CreateRandomPayload(payload.data, seed1, seed2);
|
2182 |
|
|
payload.length := j+13;
|
2183 |
|
|
frame := RioFrameCreate(ackId=>std_logic_vector(to_unsigned((j+13) mod 32, 5)), vc=>'0', crf=>'0', prio=>"00",
|
2184 |
|
|
tt=>"01", ftype=>"0000",
|
2185 |
|
|
sourceId=>x"0000", destId=>x"0000",
|
2186 |
|
|
payload=>payload);
|
2187 |
|
|
frameValid(j+13) <= '1';
|
2188 |
|
|
frameWrite(j+13) <= frame;
|
2189 |
|
|
end loop;
|
2190 |
|
|
|
2191 |
|
|
---------------------------------------------------------------------------
|
2192 |
|
|
-- Receive the frames.
|
2193 |
|
|
---------------------------------------------------------------------------
|
2194 |
|
|
|
2195 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
2196 |
|
|
|
2197 |
|
|
for j in 0 to 30 loop
|
2198 |
|
|
ReceiveSymbol(SYMBOL_CONTROL,
|
2199 |
|
|
RioControlSymbolCreate(STYPE0_STATUS, "01100", "11111",
|
2200 |
|
|
STYPE1_START_OF_PACKET, "000"));
|
2201 |
|
|
for i in 0 to frameWrite(j+13).length-1 loop
|
2202 |
|
|
ReceiveSymbol(SYMBOL_DATA, frameWrite(j+13).payload(i));
|
2203 |
|
|
end loop;
|
2204 |
|
|
|
2205 |
13 |
magro732 |
wait until frameComplete = '1' and clk'event and clk = '1';
|
2206 |
4 |
magro732 |
frameValid(j+13) <= '0';
|
2207 |
|
|
end loop;
|
2208 |
|
|
|
2209 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
2210 |
|
|
ReceiveSymbol(SYMBOL_IDLE);
|
2211 |
|
|
|
2212 |
|
|
|
2213 |
|
|
SendSymbol(SYMBOL_CONTROL,
|
2214 |
|
|
RioControlSymbolCreate(STYPE0_PACKET_ACCEPTED, "01101", "11111",
|
2215 |
|
|
STYPE1_NOP, "000"));
|
2216 |
|
|
|
2217 |
|
|
|
2218 |
|
|
---------------------------------------------------------------------------
|
2219 |
|
|
PrintS("-----------------------------------------------------------------");
|
2220 |
|
|
PrintS("Step X:");
|
2221 |
|
|
PrintS("Action: Start sending an outbound packet and while in transmission, ");
|
2222 |
|
|
PrintS(" start and complete an inbound packet.");
|
2223 |
|
|
PrintS("Result: The ack for the inbound packet should be inserted into the");
|
2224 |
|
|
PrintS(" outbound packet.");
|
2225 |
|
|
---------------------------------------------------------------------------
|
2226 |
|
|
PrintR("TG_RioSerial-TC4-StepX");
|
2227 |
|
|
---------------------------------------------------------------------------
|
2228 |
|
|
|
2229 |
|
|
---------------------------------------------------------------------------
|
2230 |
|
|
PrintS("-----------------------------------------------------------------");
|
2231 |
|
|
PrintS("Step X:");
|
2232 |
|
|
PrintS("Action: Send a packet but not all content is available yet.");
|
2233 |
|
|
PrintS("Result: Idle symbols should be inserted into the packet.");
|
2234 |
|
|
---------------------------------------------------------------------------
|
2235 |
|
|
PrintR("TG_RioSerial-TC4-StepX");
|
2236 |
|
|
---------------------------------------------------------------------------
|
2237 |
|
|
|
2238 |
|
|
---------------------------------------------------------------------------
|
2239 |
|
|
-- REMARK: Send long frames with a CRC in the middle...
|
2240 |
|
|
---------------------------------------------------------------------------
|
2241 |
|
|
|
2242 |
|
|
---------------------------------------------------------------------------
|
2243 |
|
|
-- Test completed.
|
2244 |
|
|
---------------------------------------------------------------------------
|
2245 |
|
|
|
2246 |
|
|
TestEnd;
|
2247 |
|
|
end process;
|
2248 |
|
|
|
2249 |
|
|
|
2250 |
|
|
-----------------------------------------------------------------------------
|
2251 |
|
|
-- Instantiate the uart.
|
2252 |
|
|
-----------------------------------------------------------------------------
|
2253 |
|
|
|
2254 |
|
|
TestPort: TestSwitchPort
|
2255 |
12 |
magro732 |
generic map(
|
2256 |
|
|
NUMBER_WORDS=>1)
|
2257 |
4 |
magro732 |
port map(
|
2258 |
|
|
clk=>clk, areset_n=>areset_n,
|
2259 |
|
|
frameValid_i=>frameValid, frameWrite_i=>frameWrite, frameComplete_o=>frameComplete,
|
2260 |
|
|
frameExpected_i=>frameExpected, frameRead_i=>frameRead, frameReceived_o=>frameReceived,
|
2261 |
|
|
readFrameEmpty_o=>readFrameEmpty, readFrame_i=>readFrame,
|
2262 |
|
|
readFrameRestart_i=>readFrameRestart, readFrameAborted_o=>readFrameAborted,
|
2263 |
|
|
readWindowEmpty_o=>readWindowEmpty,
|
2264 |
|
|
readWindowReset_i=>readWindowReset, readWindowNext_i=>readWindowNext,
|
2265 |
|
|
readContentEmpty_o=>readContentEmpty, readContent_i=>readContent,
|
2266 |
|
|
readContentEnd_o=>readContentEnd, readContentData_o=>readContentData,
|
2267 |
|
|
writeFrameFull_o=>writeFrameFull, writeFrame_i=>writeFrame, writeFrameAbort_i=>writeFrameAbort,
|
2268 |
|
|
writeContent_i=>writeContent, writeContentData_i=>writeContentData);
|
2269 |
|
|
|
2270 |
|
|
TestPhy: RioSerial
|
2271 |
|
|
generic map(
|
2272 |
12 |
magro732 |
TIMEOUT_WIDTH=>11, NUMBER_WORDS=>1)
|
2273 |
4 |
magro732 |
port map(
|
2274 |
|
|
clk=>clk, areset_n=>areset_n,
|
2275 |
|
|
portLinkTimeout_i=>portLinkTimeout,
|
2276 |
|
|
linkInitialized_o=>linkInitialized,
|
2277 |
|
|
inputPortEnable_i=>inputPortEnable,
|
2278 |
|
|
outputPortEnable_i=>outputPortEnable,
|
2279 |
|
|
localAckIdWrite_i=>localAckIdWrite,
|
2280 |
|
|
clrOutstandingAckId_i=>clrOutstandingAckId,
|
2281 |
|
|
inboundAckId_i=>inboundAckIdWrite,
|
2282 |
|
|
outstandingAckId_i=>outstandingAckIdWrite,
|
2283 |
|
|
outboundAckId_i=>outboundAckIdWrite,
|
2284 |
|
|
inboundAckId_o=>inboundAckIdRead,
|
2285 |
|
|
outstandingAckId_o=>outstandingAckIdRead,
|
2286 |
|
|
outboundAckId_o=>outboundAckIdRead,
|
2287 |
|
|
readFrameEmpty_i=>readFrameEmpty, readFrame_o=>readFrame, readFrameRestart_o=>readFrameRestart,
|
2288 |
|
|
readFrameAborted_i=>readFrameAborted,
|
2289 |
|
|
readWindowEmpty_i=>readWindowEmpty,
|
2290 |
|
|
readWindowReset_o=>readWindowReset, readWindowNext_o=>readWindowNext,
|
2291 |
|
|
readContentEmpty_i=>readContentEmpty,
|
2292 |
|
|
readContent_o=>readContent, readContentEnd_i=>readContentEnd, readContentData_i=>readContentData,
|
2293 |
|
|
writeFrameFull_i=>writeFrameFull, writeFrame_o=>writeFrame, writeFrameAbort_o=>writeFrameAbort,
|
2294 |
|
|
writeContent_o=>writeContent, writeContentData_o=>writeContentData,
|
2295 |
|
|
portInitialized_i=>portInitialized,
|
2296 |
|
|
outboundSymbolEmpty_o=>outboundSymbolEmpty, outboundSymbolRead_i=>outboundSymbolRead,
|
2297 |
|
|
outboundSymbol_o=>outboundSymbol,
|
2298 |
|
|
inboundSymbolFull_o=>inboundSymbolFull, inboundSymbolWrite_i=>inboundSymbolWrite,
|
2299 |
|
|
inboundSymbol_i=>inboundSymbol);
|
2300 |
|
|
|
2301 |
|
|
end architecture;
|
2302 |
|
|
|
2303 |
|
|
|
2304 |
|
|
|
2305 |
|
|
-------------------------------------------------------------------------------
|
2306 |
|
|
--
|
2307 |
|
|
-------------------------------------------------------------------------------
|
2308 |
|
|
library ieee;
|
2309 |
|
|
use ieee.std_logic_1164.all;
|
2310 |
|
|
use ieee.numeric_std.all;
|
2311 |
|
|
library std;
|
2312 |
|
|
use std.textio.all;
|
2313 |
|
|
use work.rio_common.all;
|
2314 |
|
|
|
2315 |
|
|
|
2316 |
|
|
-------------------------------------------------------------------------------
|
2317 |
|
|
--
|
2318 |
|
|
-------------------------------------------------------------------------------
|
2319 |
|
|
entity TestSwitchPort is
|
2320 |
12 |
magro732 |
generic(
|
2321 |
|
|
NUMBER_WORDS : natural range 1 to 8 := 1);
|
2322 |
4 |
magro732 |
port(
|
2323 |
|
|
clk : in std_logic;
|
2324 |
|
|
areset_n : in std_logic;
|
2325 |
|
|
|
2326 |
|
|
frameValid_i : in std_logic_vector(0 to 63);
|
2327 |
|
|
frameWrite_i : in RioFrameArray(0 to 63);
|
2328 |
|
|
frameComplete_o : out std_logic;
|
2329 |
|
|
|
2330 |
|
|
frameExpected_i : in std_logic;
|
2331 |
|
|
frameRead_i : in RioFrame;
|
2332 |
|
|
frameReceived_o : out std_logic;
|
2333 |
|
|
|
2334 |
|
|
readFrameEmpty_o : out std_logic;
|
2335 |
|
|
readFrame_i : in std_logic;
|
2336 |
|
|
readFrameRestart_i : in std_logic;
|
2337 |
|
|
readFrameAborted_o : out std_logic;
|
2338 |
|
|
|
2339 |
|
|
readWindowEmpty_o : out std_logic;
|
2340 |
|
|
readWindowReset_i : in std_logic;
|
2341 |
|
|
readWindowNext_i : in std_logic;
|
2342 |
|
|
|
2343 |
|
|
readContentEmpty_o : out std_logic;
|
2344 |
|
|
readContent_i : in std_logic;
|
2345 |
|
|
readContentEnd_o : out std_logic;
|
2346 |
12 |
magro732 |
readContentData_o : out std_logic_vector(2+(32*NUMBER_WORDS-1) downto 0);
|
2347 |
4 |
magro732 |
|
2348 |
|
|
writeFrameFull_o : out std_logic;
|
2349 |
|
|
writeFrame_i : in std_logic;
|
2350 |
|
|
writeFrameAbort_i : in std_logic;
|
2351 |
|
|
writeContent_i : in std_logic;
|
2352 |
12 |
magro732 |
writeContentData_i : in std_logic_vector(2+(32*NUMBER_WORDS-1) downto 0));
|
2353 |
4 |
magro732 |
end entity;
|
2354 |
|
|
|
2355 |
|
|
|
2356 |
|
|
-------------------------------------------------------------------------------
|
2357 |
|
|
--
|
2358 |
|
|
-------------------------------------------------------------------------------
|
2359 |
|
|
architecture TestSwitchPortImpl of TestSwitchPort is
|
2360 |
|
|
begin
|
2361 |
|
|
|
2362 |
|
|
-----------------------------------------------------------------------------
|
2363 |
|
|
--
|
2364 |
|
|
-----------------------------------------------------------------------------
|
2365 |
|
|
FrameSender: process
|
2366 |
13 |
magro732 |
variable frameComplete : std_logic;
|
2367 |
4 |
magro732 |
variable frameIndex : natural range 0 to 70;
|
2368 |
|
|
variable backIndex, frontIndex : natural range 0 to 63;
|
2369 |
|
|
begin
|
2370 |
|
|
readFrameEmpty_o <= '1';
|
2371 |
|
|
readFrameAborted_o <= '0';
|
2372 |
|
|
readWindowEmpty_o <= '1';
|
2373 |
|
|
readContentEmpty_o <= '1';
|
2374 |
|
|
readContentEnd_o <= '0';
|
2375 |
|
|
readContentData_o <= (others=>'U');
|
2376 |
|
|
frameComplete_o <= '0';
|
2377 |
13 |
magro732 |
frameComplete := '0';
|
2378 |
4 |
magro732 |
backIndex := 0;
|
2379 |
|
|
frontIndex := 0;
|
2380 |
|
|
wait until areset_n = '1';
|
2381 |
|
|
|
2382 |
|
|
loop
|
2383 |
|
|
wait until clk'event and clk = '1';
|
2384 |
|
|
|
2385 |
|
|
if (readFrame_i = '1') then
|
2386 |
|
|
assert (frontIndex - backIndex) >= 0 report "Unexpected readFrame." severity error;
|
2387 |
|
|
if(backIndex < 63) then
|
2388 |
|
|
backIndex := backIndex + 1;
|
2389 |
|
|
else
|
2390 |
|
|
backIndex := 0;
|
2391 |
|
|
end if;
|
2392 |
|
|
end if;
|
2393 |
|
|
|
2394 |
|
|
if (readWindowReset_i = '1') then
|
2395 |
13 |
magro732 |
frameComplete := '0';
|
2396 |
4 |
magro732 |
frameIndex := 0;
|
2397 |
|
|
frontIndex := backIndex;
|
2398 |
|
|
readContentEnd_o <= '0';
|
2399 |
|
|
readContentData_o <= (others=>'U');
|
2400 |
|
|
end if;
|
2401 |
|
|
|
2402 |
|
|
if (readWindowNext_i = '1') then
|
2403 |
13 |
magro732 |
assert frameComplete = '0' report "Reading next frame too fast." severity error;
|
2404 |
4 |
magro732 |
assert frameIndex = frameWrite_i(frontIndex).length report "Did not read all frame content." severity error;
|
2405 |
|
|
readContentEnd_o <= '0';
|
2406 |
|
|
readContentData_o <= (others=>'U');
|
2407 |
13 |
magro732 |
frameComplete := '1';
|
2408 |
|
|
else
|
2409 |
|
|
if (frameComplete = '1') and (frameValid_i(frontIndex) = '0') then
|
2410 |
|
|
frameComplete := '0';
|
2411 |
|
|
frameIndex := 0;
|
2412 |
|
|
if(frontIndex < 63) then
|
2413 |
|
|
frontIndex := frontIndex + 1;
|
2414 |
|
|
else
|
2415 |
|
|
frontIndex := 0;
|
2416 |
|
|
end if;
|
2417 |
4 |
magro732 |
end if;
|
2418 |
|
|
end if;
|
2419 |
13 |
magro732 |
frameComplete_o <= frameComplete;
|
2420 |
4 |
magro732 |
|
2421 |
|
|
if (readFrameRestart_i = '1') then
|
2422 |
|
|
frameIndex := 0;
|
2423 |
|
|
readContentEnd_o <= '0';
|
2424 |
|
|
readContentData_o <= (others=>'U');
|
2425 |
|
|
end if;
|
2426 |
|
|
|
2427 |
|
|
if (readContent_i = '1') then
|
2428 |
|
|
assert frameValid_i(frontIndex) = '1' report "Unexpected content read." severity error;
|
2429 |
|
|
if (frameIndex /= frameWrite_i(frontIndex).length) then
|
2430 |
|
|
readContentEnd_o <= '0';
|
2431 |
12 |
magro732 |
readContentData_o <= "00" & frameWrite_i(frontIndex).payload(frameIndex);
|
2432 |
4 |
magro732 |
frameIndex := frameIndex + 1;
|
2433 |
|
|
else
|
2434 |
|
|
readContentEnd_o <= '1';
|
2435 |
|
|
readContentData_o <= (others=>'U');
|
2436 |
|
|
end if;
|
2437 |
|
|
end if;
|
2438 |
|
|
|
2439 |
13 |
magro732 |
if(frameValid_i(frontIndex) = '1') and (frameComplete = '0') then
|
2440 |
4 |
magro732 |
readFrameEmpty_o <= '0';
|
2441 |
|
|
readWindowEmpty_o <= '0';
|
2442 |
|
|
readContentEmpty_o <= '0';
|
2443 |
|
|
else
|
2444 |
|
|
readFrameEmpty_o <= '1';
|
2445 |
|
|
readWindowEmpty_o <= '1';
|
2446 |
|
|
readContentEmpty_o <= '1';
|
2447 |
|
|
end if;
|
2448 |
|
|
|
2449 |
|
|
end loop;
|
2450 |
|
|
end process;
|
2451 |
|
|
|
2452 |
|
|
-----------------------------------------------------------------------------
|
2453 |
|
|
--
|
2454 |
|
|
-----------------------------------------------------------------------------
|
2455 |
|
|
FrameReader: process
|
2456 |
|
|
type StateType is (STATE_IDLE, STATE_READ, STATE_UPDATE);
|
2457 |
|
|
variable state : StateType;
|
2458 |
|
|
variable frameIndex : natural range 0 to 69;
|
2459 |
|
|
begin
|
2460 |
|
|
writeFrameFull_o <= '1';
|
2461 |
|
|
frameReceived_o <= '0';
|
2462 |
|
|
wait until areset_n = '1';
|
2463 |
|
|
|
2464 |
|
|
state := STATE_IDLE;
|
2465 |
|
|
|
2466 |
|
|
loop
|
2467 |
|
|
wait until clk'event and clk = '1';
|
2468 |
|
|
|
2469 |
|
|
case state is
|
2470 |
|
|
when STATE_IDLE =>
|
2471 |
|
|
frameReceived_o <= '0';
|
2472 |
|
|
if (frameExpected_i = '1') then
|
2473 |
|
|
state := STATE_READ;
|
2474 |
|
|
frameIndex := 0;
|
2475 |
|
|
writeFrameFull_o <= '0';
|
2476 |
|
|
end if;
|
2477 |
|
|
assert writeFrame_i = '0' report "Unexpected frame received." severity error;
|
2478 |
|
|
--assert writeFrameAbort_i = '0' report "Unexpected frame aborted received." severity error;
|
2479 |
|
|
assert writeContent_i = '0' report "Unexpected content received." severity error;
|
2480 |
|
|
|
2481 |
|
|
when STATE_READ =>
|
2482 |
|
|
if (writeFrame_i = '1') then
|
2483 |
|
|
state := STATE_UPDATE;
|
2484 |
|
|
frameReceived_o <= '1';
|
2485 |
|
|
writeFrameFull_o <= '1';
|
2486 |
|
|
assert frameIndex = frameRead_i.length report "Did not finish the expected frame." severity error;
|
2487 |
|
|
end if;
|
2488 |
|
|
if (writeFrameAbort_i = '1') then
|
2489 |
|
|
frameIndex := 0;
|
2490 |
|
|
end if;
|
2491 |
|
|
if (writeContent_i = '1') then
|
2492 |
12 |
magro732 |
assert writeContentData_i(32*NUMBER_WORDS-1 downto 0) = frameRead_i.payload(frameIndex)
|
2493 |
4 |
magro732 |
report "Unexpected frame content received." severity error;
|
2494 |
|
|
frameIndex := frameIndex + 1;
|
2495 |
|
|
end if;
|
2496 |
|
|
if (frameExpected_i = '0') then
|
2497 |
|
|
state := STATE_IDLE;
|
2498 |
|
|
end if;
|
2499 |
|
|
|
2500 |
|
|
when STATE_UPDATE =>
|
2501 |
|
|
if (frameExpected_i = '0') then
|
2502 |
|
|
state := STATE_IDLE;
|
2503 |
|
|
end if;
|
2504 |
|
|
|
2505 |
|
|
end case;
|
2506 |
|
|
end loop;
|
2507 |
|
|
end process;
|
2508 |
|
|
|
2509 |
|
|
end architecture;
|