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CTU CAN FD IP Core
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canbus
CTU CAN FD IP Core
Commits
67645743
Commit
67645743
authored
Jun 15, 2018
by
Martin Jeřábek
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test/feature/abort_transmittion_feature_tb.vhd
test/feature/abort_transmittion_feature_tb.vhd
+35
-35
test/feature/arbitration_feature_tb.vhd
test/feature/arbitration_feature_tb.vhd
+37
-38
test/feature/fault_confinement_feature_tb.vhd
test/feature/fault_confinement_feature_tb.vhd
+31
-31
test/feature/forbid_fd_feature_tb.vhd
test/feature/forbid_fd_feature_tb.vhd
+30
-32
test/feature/interrupt_feature_tb.vhd
test/feature/interrupt_feature_tb.vhd
+45
-45
test/feature/invalid_configs_feature_tb.vhd
test/feature/invalid_configs_feature_tb.vhd
+31
-32
test/feature/overload_feature_tb.vhd
test/feature/overload_feature_tb.vhd
+29
-29
test/feature/pkg_feature_exec_dispatch.vhd
test/feature/pkg_feature_exec_dispatch.vhd
+1
-0
test/feature/retr_limit_feature_tb.vhd
test/feature/retr_limit_feature_tb.vhd
+29
-29
test/feature/rtr_pref_feature.vhd
test/feature/rtr_pref_feature.vhd
+30
-32
test/feature/rx_status_feature_tb.vhd
test/feature/rx_status_feature_tb.vhd
+34
-34
test/feature/spec_mode_feature_tb.vhd
test/feature/spec_mode_feature_tb.vhd
+36
-36
test/feature/traf_meas_feature_tb.vhd
test/feature/traf_meas_feature_tb.vhd
+30
-30
test/feature/tran_delay_feature_tb.vhd
test/feature/tran_delay_feature_tb.vhd
+28
-30
test/feature/tx_arb_time_tran_feature_tb.vhd
test/feature/tx_arb_time_tran_feature_tb.vhd
+41
-41
No files found.
test/feature/abort_transmittion_feature_tb.vhd
View file @
67645743
--------------------------------------------------------------------------------
--
--
-- CTU CAN FD IP Core
-- Copyright (C) 2015-2018 Ondrej Ille <ondrej.ille@gmail.com>
--
-- Project advisors and co-authors:
--
-- Project advisors and co-authors:
-- Jiri Novak <jnovak@fel.cvut.cz>
-- Pavel Pisa <pisa@cmp.felk.cvut.cz>
-- Martin Jerabek <jerabma7@fel.cvut.cz>
-- Department of Measurement (http://meas.fel.cvut.cz/)
-- Faculty of Electrical Engineering (http://www.fel.cvut.cz)
-- Czech Technical University (http://www.cvut.cz/)
--
-- Permission is hereby granted, free of charge, to any person obtaining a copy
-- of this VHDL component and associated documentation files (the "Component"),
-- to deal in the Component without restriction, including without limitation
-- the rights to use, copy, modify, merge, publish, distribute, sublicense,
-- and/or sell copies of the Component, and to permit persons to whom the
--
-- Permission is hereby granted, free of charge, to any person obtaining a copy
-- of this VHDL component and associated documentation files (the "Component"),
-- to deal in the Component without restriction, including without limitation
-- the rights to use, copy, modify, merge, publish, distribute, sublicense,
-- and/or sell copies of the Component, and to permit persons to whom the
-- Component is furnished to do so, subject to the following conditions:
--
-- The above copyright notice and this permission notice shall be included in
--
-- The above copyright notice and this permission notice shall be included in
-- all copies or substantial portions of the Component.
--
-- THE COMPONENT IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-- AUTHORS OR COPYRIGHTHOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
--
-- THE COMPONENT IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-- AUTHORS OR COPYRIGHTHOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-- FROM, OUT OF OR IN CONNECTION WITH THE COMPONENT OR THE USE OR OTHER DEALINGS
-- FROM, OUT OF OR IN CONNECTION WITH THE COMPONENT OR THE USE OR OTHER DEALINGS
-- IN THE COMPONENT.
--
-- The CAN protocol is developed by Robert Bosch GmbH and protected by patents.
-- Anybody who wants to implement this IP core on silicon has to obtain a CAN
--
-- The CAN protocol is developed by Robert Bosch GmbH and protected by patents.
-- Anybody who wants to implement this IP core on silicon has to obtain a CAN
-- protocol license from Bosch.
--
--
--------------------------------------------------------------------------------
--------------------------------------------------------------------------------
-- Purpose:
-- Feature test for immediate abortion of CAN Transmission.
--
--
-- Test sequence:
-- 1. Generate CAN Frame, and start transmission by Node 1.
-- 2. Wait until transmission is started, plus some random time.
...
...
@@ -68,7 +68,7 @@ USE work.randomLib.All;
use
work
.
CAN_FD_register_map
.
all
;
package
abort_transmittion_feature
is
procedure
abort_transmittion_feature_exec
(
variable
outcome
:
inout
boolean
;
signal
rand_ctr
:
inout
natural
range
0
to
RAND_POOL_SIZE
;
...
...
@@ -78,14 +78,14 @@ package abort_transmittion_feature is
signal
drv_bus_1
:
in
std_logic_vector
(
1023
downto
0
);
signal
drv_bus_2
:
in
std_logic_vector
(
1023
downto
0
);
signal
stat_bus_1
:
in
std_logic_vector
(
511
downto
0
);
signal
stat_bus_2
:
in
std_logic_vector
(
511
downto
0
)
signal
stat_bus_2
:
in
std_logic_vector
(
511
downto
0
)
);
end
package
;
package
body
abort_transmittion_feature
is
procedure
abort_transmittion_feature_exec
(
variable
outcome
:
inout
boolean
;
signal
rand_ctr
:
inout
natural
range
0
to
RAND_POOL_SIZE
;
...
...
@@ -95,7 +95,7 @@ package body abort_transmittion_feature is
signal
drv_bus_1
:
in
std_logic_vector
(
1023
downto
0
);
signal
drv_bus_2
:
in
std_logic_vector
(
1023
downto
0
);
signal
stat_bus_1
:
in
std_logic_vector
(
511
downto
0
);
signal
stat_bus_2
:
in
std_logic_vector
(
511
downto
0
)
signal
stat_bus_2
:
in
std_logic_vector
(
511
downto
0
)
)
is
variable
r_data
:
std_logic_vector
(
31
downto
0
)
:
=
(
OTHERS
=>
'0'
);
...
...
@@ -135,12 +135,12 @@ package body abort_transmittion_feature is
if
(
status
.
transmitter
)
then
exit
;
end
if
;
end
loop
;
end
loop
;
------------------------------------------------------------------------
-- Now wait random time up to 25 000 clock cycles!
-- But at least 200 clock cycles! We want to avoid situation that unit
-- aborts immediately after the frame was commited and SOF was not
-- aborts immediately after the frame was commited and SOF was not
-- yet sent!
------------------------------------------------------------------------
wait_rand_cycles
(
rand_ctr
,
mem_bus_1
.
clk_sys
,
200
,
25000
);
...
...
@@ -170,7 +170,7 @@ package body abort_transmittion_feature is
--------------------------------------------------------------------
command
.
abort_transmission
:
=
true
;
give_controller_command
(
command
,
ID_1
,
mem_bus_1
);
--------------------------------------------------------------------
-- Now wait for few clock cycles until Node aborts the transmittion
--------------------------------------------------------------------
...
...
@@ -182,14 +182,14 @@ package body abort_transmittion_feature is
if
(
status
.
transmitter
)
then
outcome
:
=
false
;
end
if
;
--------------------------------------------------------------------
-- Now wait until unit 2 starts transmitting error frame! Note that
-- we cant wait until unit 1 starts to transmitt error frame! This
-- works only when both units are error active! When unit 2 turns
-- error passive unit 1 never starts transmitting active error
-- frame. It stays idle since it recieves recessive error passive
-- error frame from 2!
-- error frame from 2!
--------------------------------------------------------------------
CAN_wait_error_transmitted
(
ID_2
,
mem_bus_2
);
...
...
@@ -216,7 +216,7 @@ package body abort_transmittion_feature is
end
if
;
end
if
;
------------------------------------------------------------------------
-- Erase the error counter. We need node 1 to be error active since when
-- transmittion is aborted in last bit of crc field then Unit 2 sends
...
...
@@ -225,11 +225,11 @@ package body abort_transmittion_feature is
-- hook up by error frame and test will stuck in infinite loop!
------------------------------------------------------------------------
err_counters
.
err_norm
:
=
0
;
err_counters
.
err_fd
:
=
0
;
err_counters
.
err_fd
:
=
0
;
err_counters
.
rx_counter
:
=
0
;
err_counters
.
tx_counter
:
=
0
;
set_error_counters
(
err_counters
,
ID_1
,
mem_bus_1
);
end
procedure
;
end
package
body
;
test/feature/arbitration_feature_tb.vhd
View file @
67645743
--------------------------------------------------------------------------------
--
--
-- CTU CAN FD IP Core
-- Copyright (C) 2015-2018 Ondrej Ille <ondrej.ille@gmail.com>
--
-- Project advisors and co-authors:
--
-- Project advisors and co-authors:
-- Jiri Novak <jnovak@fel.cvut.cz>
-- Pavel Pisa <pisa@cmp.felk.cvut.cz>
-- Martin Jerabek <jerabma7@fel.cvut.cz>
-- Department of Measurement (http://meas.fel.cvut.cz/)
-- Faculty of Electrical Engineering (http://www.fel.cvut.cz)
-- Czech Technical University (http://www.cvut.cz/)
--
-- Permission is hereby granted, free of charge, to any person obtaining a copy
-- of this VHDL component and associated documentation files (the "Component"),
-- to deal in the Component without restriction, including without limitation
-- the rights to use, copy, modify, merge, publish, distribute, sublicense,
-- and/or sell copies of the Component, and to permit persons to whom the
--
-- Permission is hereby granted, free of charge, to any person obtaining a copy
-- of this VHDL component and associated documentation files (the "Component"),
-- to deal in the Component without restriction, including without limitation
-- the rights to use, copy, modify, merge, publish, distribute, sublicense,
-- and/or sell copies of the Component, and to permit persons to whom the
-- Component is furnished to do so, subject to the following conditions:
--
-- The above copyright notice and this permission notice shall be included in
--
-- The above copyright notice and this permission notice shall be included in
-- all copies or substantial portions of the Component.
--
-- THE COMPONENT IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-- AUTHORS OR COPYRIGHTHOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
--
-- THE COMPONENT IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-- AUTHORS OR COPYRIGHTHOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-- FROM, OUT OF OR IN CONNECTION WITH THE COMPONENT OR THE USE OR OTHER DEALINGS
-- FROM, OUT OF OR IN CONNECTION WITH THE COMPONENT OR THE USE OR OTHER DEALINGS
-- IN THE COMPONENT.
--
-- The CAN protocol is developed by Robert Bosch GmbH and protected by patents.
-- Anybody who wants to implement this IP core on silicon has to obtain a CAN
--
-- The CAN protocol is developed by Robert Bosch GmbH and protected by patents.
-- Anybody who wants to implement this IP core on silicon has to obtain a CAN
-- protocol license from Bosch.
--
--
--------------------------------------------------------------------------------
--------------------------------------------------------------------------------
...
...
@@ -59,7 +59,7 @@
-- 7. Wait until one of the units turn receiver or collision appears.
-- 8. Compare expected outcome with actual outcome.
-- 9. Wait until bus is idle.
--
--
--------------------------------------------------------------------------------
-- Revision History:
--
...
...
@@ -81,7 +81,7 @@ use work.CAN_FD_register_map.all;
use
work
.
CAN_FD_frame_format
.
all
;
package
arbitration_feature
is
procedure
arbitration_feature_exec
(
variable
outcome
:
inout
boolean
;
signal
rand_ctr
:
inout
natural
range
0
to
RAND_POOL_SIZE
;
...
...
@@ -91,7 +91,7 @@ package arbitration_feature is
signal
drv_bus_1
:
in
std_logic_vector
(
1023
downto
0
);
signal
drv_bus_2
:
in
std_logic_vector
(
1023
downto
0
);
signal
stat_bus_1
:
in
std_logic_vector
(
511
downto
0
);
signal
stat_bus_2
:
in
std_logic_vector
(
511
downto
0
)
signal
stat_bus_2
:
in
std_logic_vector
(
511
downto
0
)
);
end
package
;
...
...
@@ -99,7 +99,7 @@ end package;
package
body
Arbitration_feature
is
procedure
arbitration_feature_exec
(
variable
outcome
:
inout
boolean
;
signal
rand_ctr
:
inout
natural
range
0
to
RAND_POOL_SIZE
;
...
...
@@ -109,7 +109,7 @@ package body Arbitration_feature is
signal
drv_bus_1
:
in
std_logic_vector
(
1023
downto
0
);
signal
drv_bus_2
:
in
std_logic_vector
(
1023
downto
0
);
signal
stat_bus_1
:
in
std_logic_vector
(
511
downto
0
);
signal
stat_bus_2
:
in
std_logic_vector
(
511
downto
0
)
signal
stat_bus_2
:
in
std_logic_vector
(
511
downto
0
)
)
is
variable
rand_value
:
real
;
variable
alc
:
natural
;
...
...
@@ -179,7 +179,7 @@ package body Arbitration_feature is
frame_1
.
ident_type
:
=
frame_2
.
ident_type
;
frame_1
.
rtr
:
=
not
frame_2
.
rtr
;
end
if
;
------------------------------------------------------------------------
-- Recalc ID to decimal value with Ident type
------------------------------------------------------------------------
...
...
@@ -205,9 +205,9 @@ package body Arbitration_feature is
-- 2. NON Matching ID -> Lower ID should win!
------------------------------------------------------------------------
if
(
ident_1
=
ident_2
)
then
-- ID Type, ID, RTR the same -> collision!
if
(
frame_1
.
rtr
=
frame_2
.
rtr
and
if
(
frame_1
.
rtr
=
frame_2
.
rtr
and
frame_1
.
ident_type
=
frame_2
.
ident_type
)
then
exp_winner
:
=
2
;
...
...
@@ -287,7 +287,7 @@ package body Arbitration_feature is
exit
;
end
if
;
end
loop
;
------------------------------------------------------------------------
-- Loop as long as one of the units turns to be reciever, or error
-- appears.
...
...
@@ -317,12 +317,12 @@ package body Arbitration_feature is
unit_rec
:
=
3
;
end
if
;
end
loop
;
------------------------------------------------------------------------
-- Check whether expected winner is the unit which lost the arbitration
------------------------------------------------------------------------
if
(
unit_rec
=
1
and
exp_winner
=
0
)
or
(
unit_rec
=
2
and
exp_winner
=
1
)
if
(
unit_rec
=
1
and
exp_winner
=
0
)
or
(
unit_rec
=
2
and
exp_winner
=
1
)
then
report
"Wrong unit lost arbitration. Expected: "
&
integer
'image
(
exp_winner
)
&
" Real: "
&
integer
'image
(
unit_rec
)
...
...
@@ -342,9 +342,9 @@ package body Arbitration_feature is
------------------------------------------------------------------------
send_TXT_buf_cmd
(
buf_set_abort
,
1
,
ID_1
,
mem_bus_1
);
send_TXT_buf_cmd
(
buf_set_abort
,
1
,
ID_2
,
mem_bus_2
);
CAN_wait_frame_sent
(
ID_1
,
mem_bus_1
);
------------------------------------------------------------------------
-- Check what is the value in the ALC register
------------------------------------------------------------------------
...
...
@@ -370,9 +370,8 @@ package body Arbitration_feature is
outcome
:
=
false
;
end
if
;
wait
for
100000
ns
;
end
procedure
;
end
package
body
;
end
package
body
;
test/feature/fault_confinement_feature_tb.vhd
View file @
67645743
--------------------------------------------------------------------------------
--
--
-- CTU CAN FD IP Core
-- Copyright (C) 2015-2018 Ondrej Ille <ondrej.ille@gmail.com>
--
-- Project advisors and co-authors:
--
-- Project advisors and co-authors:
-- Jiri Novak <jnovak@fel.cvut.cz>
-- Pavel Pisa <pisa@cmp.felk.cvut.cz>
-- Martin Jerabek <jerabma7@fel.cvut.cz>
-- Department of Measurement (http://meas.fel.cvut.cz/)
-- Faculty of Electrical Engineering (http://www.fel.cvut.cz)
-- Czech Technical University (http://www.cvut.cz/)
--
-- Permission is hereby granted, free of charge, to any person obtaining a copy
-- of this VHDL component and associated documentation files (the "Component"),
-- to deal in the Component without restriction, including without limitation
-- the rights to use, copy, modify, merge, publish, distribute, sublicense,
-- and/or sell copies of the Component, and to permit persons to whom the
--
-- Permission is hereby granted, free of charge, to any person obtaining a copy
-- of this VHDL component and associated documentation files (the "Component"),
-- to deal in the Component without restriction, including without limitation
-- the rights to use, copy, modify, merge, publish, distribute, sublicense,
-- and/or sell copies of the Component, and to permit persons to whom the
-- Component is furnished to do so, subject to the following conditions:
--
-- The above copyright notice and this permission notice shall be included in
--
-- The above copyright notice and this permission notice shall be included in
-- all copies or substantial portions of the Component.
--
-- THE COMPONENT IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-- AUTHORS OR COPYRIGHTHOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
--
-- THE COMPONENT IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-- AUTHORS OR COPYRIGHTHOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-- FROM, OUT OF OR IN CONNECTION WITH THE COMPONENT OR THE USE OR OTHER DEALINGS
-- FROM, OUT OF OR IN CONNECTION WITH THE COMPONENT OR THE USE OR OTHER DEALINGS
-- IN THE COMPONENT.
--
-- The CAN protocol is developed by Robert Bosch GmbH and protected by patents.
-- Anybody who wants to implement this IP core on silicon has to obtain a CAN
--
-- The CAN protocol is developed by Robert Bosch GmbH and protected by patents.
-- Anybody who wants to implement this IP core on silicon has to obtain a CAN
-- protocol license from Bosch.
--
--
--------------------------------------------------------------------------------
--------------------------------------------------------------------------------
-- Purpose:
-- Feature test for setting error counters from user and its appropriate fault
-- confinement state manipulation!
--
--
--------------------------------------------------------------------------------
-- Revision History:
--
...
...
@@ -58,7 +58,7 @@ USE work.randomLib.All;
use
work
.
CAN_FD_register_map
.
all
;
package
fault_confinement_feature
is
procedure
fault_confinement_feature_exec
(
variable
outcome
:
inout
boolean
;
signal
rand_ctr
:
inout
natural
range
0
to
RAND_POOL_SIZE
;
...
...
@@ -68,14 +68,14 @@ package fault_confinement_feature is
signal
drv_bus_1
:
in
std_logic_vector
(
1023
downto
0
);
signal
drv_bus_2
:
in
std_logic_vector
(
1023
downto
0
);
signal
stat_bus_1
:
in
std_logic_vector
(
511
downto
0
);
signal
stat_bus_2
:
in
std_logic_vector
(
511
downto
0
)
signal
stat_bus_2
:
in
std_logic_vector
(
511
downto
0
)
);
end
package
;
package
body
fault_confinement_feature
is
procedure
fault_confinement_feature_exec
(
variable
outcome
:
inout
boolean
;
signal
rand_ctr
:
inout
natural
range
0
to
RAND_POOL_SIZE
;
...
...
@@ -85,7 +85,7 @@ package body fault_confinement_feature is
signal
drv_bus_1
:
in
std_logic_vector
(
1023
downto
0
);
signal
drv_bus_2
:
in
std_logic_vector
(
1023
downto
0
);
signal
stat_bus_1
:
in
std_logic_vector
(
511
downto
0
);
signal
stat_bus_2
:
in
std_logic_vector
(
511
downto
0
)
signal
stat_bus_2
:
in
std_logic_vector
(
511
downto
0
)
)
is
variable
r_data
:
std_logic_vector
(
31
downto
0
)
:
=
(
OTHERS
=>
'0'
);
...
...
@@ -99,7 +99,7 @@ package body fault_confinement_feature is
variable
th_1
:
natural
:
=
0
;
variable
rxc
:
natural
:
=
0
;
variable
txc
:
natural
:
=
0
;
variable
err_counters
:
SW_error_counters
;
variable
fault_th
:
SW_fault_thresholds
:
=
(
0
,
0
);
variable
fault_th_2
:
SW_fault_thresholds
:
=
(
0
,
0
);
...
...
@@ -139,7 +139,7 @@ package body fault_confinement_feature is
if
(
fault_th
.
erp
/=
fault_th_2
.
erp
)
then
outcome
:
=
false
;
end
if
;
------------------------------------------------------------------------
-- Read fault confinement state
------------------------------------------------------------------------
...
...
@@ -162,7 +162,7 @@ package body fault_confinement_feature is
outcome
:
=
false
;
end
if
;
end
if
;
end
procedure
;
end
package
body
;
test/feature/forbid_fd_feature_tb.vhd
View file @
67645743
--------------------------------------------------------------------------------
--
--
-- CTU CAN FD IP Core
-- Copyright (C) 2015-2018 Ondrej Ille <ondrej.ille@gmail.com>
--
-- Project advisors and co-authors:
--
-- Project advisors and co-authors:
-- Jiri Novak <jnovak@fel.cvut.cz>
-- Pavel Pisa <pisa@cmp.felk.cvut.cz>
-- Martin Jerabek <jerabma7@fel.cvut.cz>
-- Department of Measurement (http://meas.fel.cvut.cz/)
-- Faculty of Electrical Engineering (http://www.fel.cvut.cz)
-- Czech Technical University (http://www.cvut.cz/)
--
-- Permission is hereby granted, free of charge, to any person obtaining a copy
-- of this VHDL component and associated documentation files (the "Component"),
-- to deal in the Component without restriction, including without limitation
-- the rights to use, copy, modify, merge, publish, distribute, sublicense,
-- and/or sell copies of the Component, and to permit persons to whom the
--
-- Permission is hereby granted, free of charge, to any person obtaining a copy
-- of this VHDL component and associated documentation files (the "Component"),
-- to deal in the Component without restriction, including without limitation
-- the rights to use, copy, modify, merge, publish, distribute, sublicense,
-- and/or sell copies of the Component, and to permit persons to whom the
-- Component is furnished to do so, subject to the following conditions:
--
-- The above copyright notice and this permission notice shall be included in
--
-- The above copyright notice and this permission notice shall be included in
-- all copies or substantial portions of the Component.
--
-- THE COMPONENT IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-- AUTHORS OR COPYRIGHTHOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
--
-- THE COMPONENT IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-- AUTHORS OR COPYRIGHTHOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-- FROM, OUT OF OR IN CONNECTION WITH THE COMPONENT OR THE USE OR OTHER DEALINGS
-- FROM, OUT OF OR IN CONNECTION WITH THE COMPONENT OR THE USE OR OTHER DEALINGS
-- IN THE COMPONENT.
--
-- The CAN protocol is developed by Robert Bosch GmbH and protected by patents.
-- Anybody who wants to implement this IP core on silicon has to obtain a CAN
--
-- The CAN protocol is developed by Robert Bosch GmbH and protected by patents.
-- Anybody who wants to implement this IP core on silicon has to obtain a CAN
-- protocol license from Bosch.
--
--
--------------------------------------------------------------------------------
--------------------------------------------------------------------------------
...
...
@@ -53,7 +53,7 @@
-- was decreased.
-- 9. If error counters are over 70, restart them so that nodes won't
-- turn error passive.
--
--
--------------------------------------------------------------------------------
-- Revision History:
-- 21.6.2016 Created file
...
...
@@ -73,7 +73,7 @@ use work.CAN_FD_frame_format.all;
package
forbid_fd_feature
is
procedure
forbid_fd_feature_exec
(
variable
outcome
:
inout
boolean
;
signal
rand_ctr
:
inout
natural
range
0
to
RAND_POOL_SIZE
;
...
...
@@ -83,14 +83,14 @@ package forbid_fd_feature is
signal
drv_bus_1
:
in
std_logic_vector
(
1023
downto
0
);
signal
drv_bus_2
:
in
std_logic_vector
(
1023
downto
0
);
signal
stat_bus_1
:
in
std_logic_vector
(
511
downto
0
);
signal
stat_bus_2
:
in
std_logic_vector
(
511
downto
0
)
signal
stat_bus_2
:
in
std_logic_vector
(
511
downto
0
)
);
end
package
;
package
body
forbid_fd_feature
is
procedure
forbid_fd_feature_exec
(
variable
outcome
:
inout
boolean
;
signal
rand_ctr
:
inout
natural
range
0
to
RAND_POOL_SIZE
;
...
...
@@ -100,7 +100,7 @@ package body forbid_fd_feature is
signal
drv_bus_1
:
in
std_logic_vector
(
1023
downto
0
);
signal
drv_bus_2
:
in
std_logic_vector
(
1023
downto
0
);
signal
stat_bus_1
:
in
std_logic_vector
(
511
downto
0
);
signal
stat_bus_2
:
in
std_logic_vector
(
511
downto
0
)
signal
stat_bus_2
:
in
std_logic_vector
(
511
downto
0
)
)
is
variable
r_data
:
std_logic_vector
(
31
downto
0
)
:
=
(
OTHERS
=>
'0'
);
...
...
@@ -130,7 +130,7 @@ package body forbid_fd_feature is
-- Read RX Error counter node 1
------------------------------------------------------------------------
read_error_counters
(
err_counters_1
,
ID_1
,
mem_bus_1
);
------------------------------------------------------------------------
-- Send FD frame by node 2 and wait for error frame...
------------------------------------------------------------------------
...
...
@@ -164,7 +164,7 @@ package body forbid_fd_feature is
------------------------------------------------------------------------
-- Counter should be decreased by one now due to sucesfull reception.
-- But it should be increased by 8 since it is the first node that
-- But it should be increased by 8 since it is the first node that
-- detected the error!
------------------------------------------------------------------------
if
((
err_counters_1
.
rx_counter
+
8
)
/=
err_counters_2
.
rx_counter
)
then
...
...
@@ -196,7 +196,7 @@ package body forbid_fd_feature is
------------------------------------------------------------------------
if
((
err_counters_1
.
rx_counter
+
7
)
/=
err_counters_2
.
rx_counter
)
then
outcome
:
=
false
;
end
if
;
end
if
;
------------------------------------------------------------------------
-- Since counter is incremented more than decremented, after many
...
...
@@ -213,5 +213,3 @@ package body forbid_fd_feature is
end
procedure
;
end
package
body
;
test/feature/interrupt_feature_tb.vhd
View file @
67645743
--------------------------------------------------------------------------------
--
--
-- CTU CAN FD IP Core
-- Copyright (C) 2015-2018 Ondrej Ille <ondrej.ille@gmail.com>
--
-- Project advisors and co-authors:
--
-- Project advisors and co-authors:
-- Jiri Novak <jnovak@fel.cvut.cz>
-- Pavel Pisa <pisa@cmp.felk.cvut.cz>
-- Martin Jerabek <jerabma7@fel.cvut.cz>
-- Department of Measurement (http://meas.fel.cvut.cz/)
-- Faculty of Electrical Engineering (http://www.fel.cvut.cz)
-- Czech Technical University (http://www.cvut.cz/)
--
-- Permission is hereby granted, free of charge, to any person obtaining a copy
-- of this VHDL component and associated documentation files (the "Component"),
-- to deal in the Component without restriction, including without limitation
-- the rights to use, copy, modify, merge, publish, distribute, sublicense,
-- and/or sell copies of the Component, and to permit persons to whom the
--
-- Permission is hereby granted, free of charge, to any person obtaining a copy
-- of this VHDL component and associated documentation files (the "Component"),
-- to deal in the Component without restriction, including without limitation
-- the rights to use, copy, modify, merge, publish, distribute, sublicense,
-- and/or sell copies of the Component, and to permit persons to whom the
-- Component is furnished to do so, subject to the following conditions:
--
-- The above copyright notice and this permission notice shall be included in
--
-- The above copyright notice and this permission notice shall be included in
-- all copies or substantial portions of the Component.
--
-- THE COMPONENT IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-- AUTHORS OR COPYRIGHTHOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
--
-- THE COMPONENT IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-- AUTHORS OR COPYRIGHTHOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-- FROM, OUT OF OR IN CONNECTION WITH THE COMPONENT OR THE USE OR OTHER DEALINGS
-- FROM, OUT OF OR IN CONNECTION WITH THE COMPONENT OR THE USE OR OTHER DEALINGS
-- IN THE COMPONENT.
--
-- The CAN protocol is developed by Robert Bosch GmbH and protected by patents.