Line Coverage for Instance : tb.dut.u_sysrst_ctrl_combo.gen_combo_trigger[3].u_sysrst_ctrl_detect_pre
| Line No. | Total | Covered | Percent |
TOTAL | | 43 | 43 | 100.00 |
CONT_ASSIGN | 60 | 1 | 1 | 100.00 |
CONT_ASSIGN | 79 | 1 | 1 | 100.00 |
CONT_ASSIGN | 92 | 1 | 1 | 100.00 |
CONT_ASSIGN | 99 | 1 | 1 | 100.00 |
CONT_ASSIGN | 101 | 1 | 1 | 100.00 |
ALWAYS | 104 | 3 | 3 | 100.00 |
ALWAYS | 125 | 32 | 32 | 100.00 |
ALWAYS | 219 | 3 | 3 | 100.00 |
59 end else begin : gen_trigger_active_high
60 1/1 assign trigger_active = (trigger_i == 1'b1);
Tests: T32 T33 T34
61 end
62
63 // In case of edge events, we also need to detect the transition.
64 logic trigger_event;
65 if (EventType inside {EdgeToLow, EdgeToHigh}) begin : gen_trigger_event_edge
66 // This flop is always active, no matter the enable state.
67 logic trigger_active_q;
68 always_ff @(posedge clk_i or negedge rst_ni) begin : p_trigger_reg
69 if (!rst_ni) begin
70 trigger_active_q <= 1'b0;
71 end else begin
72 trigger_active_q <= trigger_active;
73 end
74 end
75
76 assign trigger_event = trigger_active & ~trigger_active_q;
77 // In case of level events, the event is equal to the level being active.
78 end else begin : gen_trigger_event_level
79 1/1 assign trigger_event = trigger_active;
Tests: T32 T33 T34
80 end
81
82 /////////////////
83 // Timer Logic //
84 /////////////////
85
86 // Take the maximum width of both timer values.
87 localparam int unsigned TimerWidth =
88 (DetectTimerWidth > DebounceTimerWidth) ? DetectTimerWidth : DebounceTimerWidth;
89
90 logic cnt_en, cnt_clr;
91 logic [TimerWidth-1:0] cnt_d, cnt_q;
92 1/1 assign cnt_d = (cnt_clr) ? '0 :
Tests: T32 T33 T34
93 (cnt_en) ? cnt_q + 1'b1 :
94 cnt_q;
95
96
97 logic cnt_done, thresh_sel;
98 logic [TimerWidth-1:0] thresh;
99 1/1 assign thresh = (thresh_sel) ? TimerWidth'(cfg_detect_timer_i) :
Tests: T6 T1 T19
100 TimerWidth'(cfg_debounce_timer_i);
101 1/1 assign cnt_done = (cnt_q >= thresh);
Tests: T6 T1 T19
102
103 always_ff @(posedge clk_i or negedge rst_ni) begin : p_cnt_reg
104 1/1 if (!rst_ni) begin
Tests: T4 T5 T6
105 1/1 cnt_q <= '0;
Tests: T4 T5 T6
106 end else begin
107 1/1 cnt_q <= cnt_d;
Tests: T4 T5 T6
108 end
109 end
110
111 /////////
112 // FSM //
113 /////////
114
115 typedef enum logic [1:0] {
116 IdleSt,
117 DebounceSt,
118 DetectSt,
119 StableSt
120 } state_t;
121
122 state_t state_d, state_q;
123
124 always_comb begin : p_fsm
125 1/1 state_d = state_q;
Tests: T32 T33 T34
126
127 // Counter controls (clear has priority).
128 1/1 cnt_clr = 1'b0;
Tests: T32 T33 T34
129 1/1 cnt_en = 1'b0;
Tests: T32 T33 T34
130
131 // Detected outputs
132 1/1 event_detected_o = 1'b0;
Tests: T32 T33 T34
133 1/1 event_detected_pulse_o = 1'b0;
Tests: T32 T33 T34
134
135 // Threshold select
136 // 0: debounce
137 // 1: detect
138 1/1 thresh_sel = 1'b0;
Tests: T32 T33 T34
139
140 1/1 unique case (state_q)
Tests: T32 T33 T34
141 ////////////////////////////////////////////
142 // We are waiting for the event to occur.
143 // This can be either a specific level or edge,
144 // depending on the configuration.
145 IdleSt: begin
146 // Stay here if the detector is disabled.
147 1/1 if (trigger_event && cfg_enable_i) begin
Tests: T32 T33 T34
148 1/1 state_d = DebounceSt;
Tests: T32 T33 T34
149 1/1 cnt_en = 1'b1;
Tests: T32 T33 T34
150 end
MISSING_ELSE
151 end
152 ////////////////////////////////////////////
153 // If an event has occurred, we back off for
154 // the amount of debounce cycles configured.
155 // Once the timer has expired, we sample the
156 // signal again and check whether it has the
157 // correct level. If so, we move on to the
158 // detection stage, otherwise we fall back.
159 DebounceSt: begin
160 1/1 cnt_en = 1'b1;
Tests: T32 T33 T34
161 // Unconditionally go back to idle if the detector is disabled.
162 1/1 if (!cfg_enable_i) begin
Tests: T32 T33 T34
163 1/1 state_d = IdleSt;
Tests: T49 T62
164 1/1 cnt_clr = 1'b1;
Tests: T49 T62
165 1/1 end else if (cnt_done) begin
Tests: T32 T33 T34
166 1/1 cnt_clr = 1'b1;
Tests: T32 T33 T34
167 1/1 if (trigger_active) begin
Tests: T32 T33 T34
168 1/1 state_d = DetectSt;
Tests: T32 T33 T34
169 end else begin
170 1/1 state_d = IdleSt;
Tests: T49 T62 T110
171 end
172 end
MISSING_ELSE
173 end
174 ////////////////////////////////////////////
175 // Once the debounce period has passed, we
176 // check whether the signal remains stable
177 // throughout the entire detection period.
178 // If it is not stable at any cycle, we fall
179 // back to idle.
180 DetectSt: begin
181 1/1 thresh_sel = 1'b1;
Tests: T32 T33 T34
182 1/1 cnt_en = 1'b1;
Tests: T32 T33 T34
183 // Go back to idle if either the trigger level is not active anymore, or if the
184 // detector is disabled.
185 1/1 if (!cfg_enable_i || !trigger_active) begin
Tests: T32 T33 T34
186 1/1 state_d = IdleSt;
Tests: T32 T33 T34
187 1/1 cnt_clr = 1'b1;
Tests: T32 T33 T34
188 // If the trigger is active, count up.
189 end else begin
190 1/1 if (cnt_done) begin
Tests: T32 T33 T34
191 1/1 state_d = StableSt;
Tests: T49 T62 T43
192 1/1 cnt_clr = 1'b1;
Tests: T49 T62 T43
193 1/1 event_detected_o = 1'b1;
Tests: T49 T62 T43
194 1/1 event_detected_pulse_o = 1'b1;
Tests: T49 T62 T43
195 end
MISSING_ELSE
196 end
197 end
198 ////////////////////////////////////////////
199 // At this point we have detected the event
200 // and monitor whether the signal remains stable.
201 StableSt: begin
202 // Go back to idle if either the trigger level is not active anymore, or if the detector is
203 // disabled. Note that if the detector is sticky, it has to be explicitly disabled in order
204 // to go back to the idle state.
205 1/1 if (!cfg_enable_i || (!trigger_active && !Sticky)) begin
Tests: T49 T62 T43
206 1/1 state_d = IdleSt;
Tests: T49 T62 T43
207 // Otherwise keep the event detected output signal high.
208 end else begin
209 1/1 event_detected_o = 1'b1;
Tests: T49 T62 T43
210 end
211 end
212 ////////////////////////////////////////////
213 // This is a full case statement
214 default: ;
Exclude Annotation: VC_COV_UNR
215 endcase // state_q
216 end
217
218 always_ff @(posedge clk_i or negedge rst_ni) begin : p_fsm_reg
219 1/1 if (!rst_ni) begin
Tests: T4 T5 T6
220 1/1 state_q <= IdleSt;
Tests: T4 T5 T6
221 end else begin
222 1/1 state_q <= state_d;
Tests: T4 T5 T6
Cond Coverage for Instance : tb.dut.u_sysrst_ctrl_combo.gen_combo_trigger[3].u_sysrst_ctrl_detect_pre
| Total | Covered | Percent |
Conditions | 19 | 19 | 100.00 |
Logical | 19 | 19 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 60
EXPRESSION (trigger_i == 1'b1)
---------1---------
-1- | Status | Tests |
0 | Covered | T32,T33,T34 |
1 | Covered | T4,T5,T6 |
LINE 92
EXPRESSION (cnt_clr ? '0 : (cnt_en ? ((cnt_q + 1'b1)) : cnt_q))
---1---
-1- | Status | Tests |
0 | Covered | T4,T5,T6 |
1 | Covered | T32,T33,T34 |
LINE 92
SUB-EXPRESSION (cnt_en ? ((cnt_q + 1'b1)) : cnt_q)
---1--
-1- | Status | Tests |
0 | Covered | T4,T5,T6 |
1 | Covered | T32,T33,T34 |
LINE 99
EXPRESSION (thresh_sel ? (32'(cfg_detect_timer_i)) : (32'(cfg_debounce_timer_i)))
-----1----
-1- | Status | Tests |
0 | Covered | T4,T5,T6 |
1 | Covered | T32,T33,T34 |
LINE 147
EXPRESSION (trigger_event && cfg_enable_i)
------1------ ------2-----
-1- | -2- | Status | Tests |
0 | 1 | Covered | T32,T33,T34 |
1 | 0 | Covered | T49,T61,T62 |
1 | 1 | Covered | T32,T33,T34 |
LINE 185
EXPRESSION (((!cfg_enable_i)) || ((!trigger_active)))
--------1-------- ---------2---------
-1- | -2- | Status | Tests |
0 | 0 | Covered | T32,T33,T34 |
0 | 1 | Covered | T32,T33,T34 |
1 | 0 | Covered | T49,T61,T62 |
LINE 205
EXPRESSION (((!cfg_enable_i)) || (((!trigger_active)) && ((!Sticky))))
--------1-------- ------------------2-----------------
-1- | -2- | Status | Tests |
0 | 0 | Covered | T49,T62,T43 |
0 | 1 | Covered | T49,T62,T43 |
1 | 0 | Covered | T112 |
LINE 205
SUB-EXPRESSION (((!trigger_active)) && ((!Sticky)))
---------1--------- -----2-----
-1- | -2- | Status | Tests |
0 | - | Covered | T49,T62,T43 |
1 | - | Covered | T49,T62,T43 |
FSM Coverage for Instance : tb.dut.u_sysrst_ctrl_combo.gen_combo_trigger[3].u_sysrst_ctrl_detect_pre
Summary for FSM :: state_q
| Total | Covered | Percent | |
States |
4 |
4 |
100.00 |
(Not included in score) |
Transitions |
6 |
6 |
100.00 |
|
Sequences |
0 |
0 |
|
|
State, Transition and Sequence Details for FSM :: state_q
states | Line No. | Covered | Tests |
DebounceSt |
148 |
Covered |
T32,T33,T34 |
DetectSt |
168 |
Covered |
T32,T33,T34 |
IdleSt |
163 |
Covered |
T4,T5,T6 |
StableSt |
191 |
Covered |
T49,T62,T43 |
transitions | Line No. | Covered | Tests |
DebounceSt->DetectSt |
168 |
Covered |
T32,T33,T34 |
DebounceSt->IdleSt |
163 |
Covered |
T49,T62,T110 |
DetectSt->IdleSt |
186 |
Covered |
T32,T33,T34 |
DetectSt->StableSt |
191 |
Covered |
T49,T62,T43 |
IdleSt->DebounceSt |
148 |
Covered |
T32,T33,T34 |
StableSt->IdleSt |
206 |
Covered |
T49,T62,T43 |
Branch Coverage for Instance : tb.dut.u_sysrst_ctrl_combo.gen_combo_trigger[3].u_sysrst_ctrl_detect_pre
| Line No. | Total | Covered | Percent |
Branches |
|
20 |
20 |
100.00 |
TERNARY |
92 |
3 |
3 |
100.00 |
TERNARY |
99 |
2 |
2 |
100.00 |
IF |
104 |
2 |
2 |
100.00 |
CASE |
140 |
11 |
11 |
100.00 |
IF |
219 |
2 |
2 |
100.00 |
92 assign cnt_d = (cnt_clr) ? '0 :
-1-
==>
93 (cnt_en) ? cnt_q + 1'b1 :
-2-
==>
==>
Branches:
-1- | -2- | Status | Tests |
1 |
- |
Covered |
T32,T33,T34 |
0 |
1 |
Covered |
T32,T33,T34 |
0 |
0 |
Covered |
T4,T5,T6 |
99 assign thresh = (thresh_sel) ? TimerWidth'(cfg_detect_timer_i) :
-1-
==>
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T32,T33,T34 |
0 |
Covered |
T4,T5,T6 |
104 if (!rst_ni) begin
-1-
105 cnt_q <= '0;
==>
106 end else begin
107 cnt_q <= cnt_d;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T4,T5,T6 |
0 |
Covered |
T4,T5,T6 |
140 unique case (state_q)
-1-
141 ////////////////////////////////////////////
142 // We are waiting for the event to occur.
143 // This can be either a specific level or edge,
144 // depending on the configuration.
145 IdleSt: begin
146 // Stay here if the detector is disabled.
147 if (trigger_event && cfg_enable_i) begin
-2-
148 state_d = DebounceSt;
==>
149 cnt_en = 1'b1;
150 end
MISSING_ELSE
==>
151 end
152 ////////////////////////////////////////////
153 // If an event has occurred, we back off for
154 // the amount of debounce cycles configured.
155 // Once the timer has expired, we sample the
156 // signal again and check whether it has the
157 // correct level. If so, we move on to the
158 // detection stage, otherwise we fall back.
159 DebounceSt: begin
160 cnt_en = 1'b1;
161 // Unconditionally go back to idle if the detector is disabled.
162 if (!cfg_enable_i) begin
-3-
163 state_d = IdleSt;
==>
164 cnt_clr = 1'b1;
165 end else if (cnt_done) begin
-4-
166 cnt_clr = 1'b1;
167 if (trigger_active) begin
-5-
168 state_d = DetectSt;
==>
169 end else begin
170 state_d = IdleSt;
==>
171 end
172 end
MISSING_ELSE
==>
173 end
174 ////////////////////////////////////////////
175 // Once the debounce period has passed, we
176 // check whether the signal remains stable
177 // throughout the entire detection period.
178 // If it is not stable at any cycle, we fall
179 // back to idle.
180 DetectSt: begin
181 thresh_sel = 1'b1;
182 cnt_en = 1'b1;
183 // Go back to idle if either the trigger level is not active anymore, or if the
184 // detector is disabled.
185 if (!cfg_enable_i || !trigger_active) begin
-6-
186 state_d = IdleSt;
==>
187 cnt_clr = 1'b1;
188 // If the trigger is active, count up.
189 end else begin
190 if (cnt_done) begin
-7-
191 state_d = StableSt;
==>
192 cnt_clr = 1'b1;
193 event_detected_o = 1'b1;
194 event_detected_pulse_o = 1'b1;
195 end
MISSING_ELSE
==>
196 end
197 end
198 ////////////////////////////////////////////
199 // At this point we have detected the event
200 // and monitor whether the signal remains stable.
201 StableSt: begin
202 // Go back to idle if either the trigger level is not active anymore, or if the detector is
203 // disabled. Note that if the detector is sticky, it has to be explicitly disabled in order
204 // to go back to the idle state.
205 if (!cfg_enable_i || (!trigger_active && !Sticky)) begin
-8-
206 state_d = IdleSt;
==>
207 // Otherwise keep the event detected output signal high.
208 end else begin
209 event_detected_o = 1'b1;
==>
210 end
211 end
212 ////////////////////////////////////////////
213 // This is a full case statement
214 default: ;
==> (Excluded)
Exclude Annotation: VC_COV_UNR
Branches:
-1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | Status | Tests | Exclude Annotation |
IdleSt |
1 |
- |
- |
- |
- |
- |
- |
Covered |
T32,T33,T34 |
|
IdleSt |
0 |
- |
- |
- |
- |
- |
- |
Covered |
T32,T33,T34 |
|
DebounceSt |
- |
1 |
- |
- |
- |
- |
- |
Covered |
T49,T62 |
|
DebounceSt |
- |
0 |
1 |
1 |
- |
- |
- |
Covered |
T32,T33,T34 |
|
DebounceSt |
- |
0 |
1 |
0 |
- |
- |
- |
Covered |
T49,T62,T110 |
|
DebounceSt |
- |
0 |
0 |
- |
- |
- |
- |
Covered |
T32,T33,T34 |
|
DetectSt |
- |
- |
- |
- |
1 |
- |
- |
Covered |
T32,T33,T34 |
|
DetectSt |
- |
- |
- |
- |
0 |
1 |
- |
Covered |
T49,T62,T43 |
|
DetectSt |
- |
- |
- |
- |
0 |
0 |
- |
Covered |
T32,T33,T34 |
|
StableSt |
- |
- |
- |
- |
- |
- |
1 |
Covered |
T49,T62,T43 |
|
StableSt |
- |
- |
- |
- |
- |
- |
0 |
Covered |
T49,T62,T43 |
|
default |
- |
- |
- |
- |
- |
- |
- |
Excluded |
|
VC_COV_UNR |
219 if (!rst_ni) begin
-1-
220 state_q <= IdleSt;
==>
221 end else begin
222 state_q <= state_d;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T4,T5,T6 |
0 |
Covered |
T4,T5,T6 |
Assert Coverage for Instance : tb.dut.u_sysrst_ctrl_combo.gen_combo_trigger[3].u_sysrst_ctrl_detect_pre
Assertion Details
CntClr_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
3496 |
0 |
0 |
T32 |
5271 |
18 |
0 |
0 |
T33 |
0 |
10 |
0 |
0 |
T34 |
0 |
56 |
0 |
0 |
T43 |
0 |
64 |
0 |
0 |
T49 |
0 |
16 |
0 |
0 |
T61 |
0 |
48 |
0 |
0 |
T62 |
0 |
16 |
0 |
0 |
T77 |
496 |
0 |
0 |
0 |
T97 |
0 |
24 |
0 |
0 |
T98 |
0 |
48 |
0 |
0 |
T99 |
0 |
28 |
0 |
0 |
T100 |
403 |
0 |
0 |
0 |
T101 |
422 |
0 |
0 |
0 |
T102 |
715 |
0 |
0 |
0 |
T103 |
442 |
0 |
0 |
0 |
T104 |
438 |
0 |
0 |
0 |
T105 |
423 |
0 |
0 |
0 |
T106 |
1828 |
0 |
0 |
0 |
T107 |
522 |
0 |
0 |
0 |
CntIncr_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
123869 |
0 |
0 |
T32 |
5271 |
472 |
0 |
0 |
T33 |
0 |
260 |
0 |
0 |
T34 |
0 |
1737 |
0 |
0 |
T43 |
0 |
2240 |
0 |
0 |
T49 |
0 |
449 |
0 |
0 |
T61 |
0 |
1626 |
0 |
0 |
T62 |
0 |
429 |
0 |
0 |
T77 |
496 |
0 |
0 |
0 |
T97 |
0 |
642 |
0 |
0 |
T98 |
0 |
913 |
0 |
0 |
T99 |
0 |
609 |
0 |
0 |
T100 |
403 |
0 |
0 |
0 |
T101 |
422 |
0 |
0 |
0 |
T102 |
715 |
0 |
0 |
0 |
T103 |
442 |
0 |
0 |
0 |
T104 |
438 |
0 |
0 |
0 |
T105 |
423 |
0 |
0 |
0 |
T106 |
1828 |
0 |
0 |
0 |
T107 |
522 |
0 |
0 |
0 |
CntNoWrap_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
6334590 |
0 |
0 |
T1 |
486 |
85 |
0 |
0 |
T4 |
505 |
104 |
0 |
0 |
T5 |
421 |
20 |
0 |
0 |
T6 |
460 |
59 |
0 |
0 |
T14 |
493 |
92 |
0 |
0 |
T15 |
445 |
44 |
0 |
0 |
T16 |
891 |
490 |
0 |
0 |
T17 |
527 |
126 |
0 |
0 |
T18 |
423 |
22 |
0 |
0 |
T23 |
421 |
20 |
0 |
0 |
DetectStDropOut_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
420 |
0 |
0 |
T32 |
5271 |
9 |
0 |
0 |
T33 |
0 |
5 |
0 |
0 |
T34 |
0 |
28 |
0 |
0 |
T49 |
0 |
1 |
0 |
0 |
T61 |
0 |
6 |
0 |
0 |
T62 |
0 |
1 |
0 |
0 |
T77 |
496 |
0 |
0 |
0 |
T97 |
0 |
12 |
0 |
0 |
T98 |
0 |
24 |
0 |
0 |
T99 |
0 |
14 |
0 |
0 |
T100 |
403 |
0 |
0 |
0 |
T101 |
422 |
0 |
0 |
0 |
T102 |
715 |
0 |
0 |
0 |
T103 |
442 |
0 |
0 |
0 |
T104 |
438 |
0 |
0 |
0 |
T105 |
423 |
0 |
0 |
0 |
T106 |
1828 |
0 |
0 |
0 |
T107 |
522 |
0 |
0 |
0 |
T119 |
0 |
20 |
0 |
0 |
DetectedOut_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
78138 |
0 |
0 |
T42 |
10852 |
0 |
0 |
0 |
T43 |
0 |
4386 |
0 |
0 |
T47 |
0 |
1477 |
0 |
0 |
T49 |
7896 |
422 |
0 |
0 |
T54 |
759 |
0 |
0 |
0 |
T62 |
0 |
471 |
0 |
0 |
T63 |
0 |
509 |
0 |
0 |
T110 |
0 |
210 |
0 |
0 |
T112 |
0 |
271 |
0 |
0 |
T220 |
429 |
0 |
0 |
0 |
T221 |
405 |
0 |
0 |
0 |
T222 |
447 |
0 |
0 |
0 |
T223 |
495 |
0 |
0 |
0 |
T240 |
0 |
190 |
0 |
0 |
T241 |
0 |
290 |
0 |
0 |
T242 |
820 |
0 |
0 |
0 |
T243 |
779 |
0 |
0 |
0 |
T244 |
960 |
0 |
0 |
0 |
T245 |
0 |
1071 |
0 |
0 |
DetectedPulseOut_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
1097 |
0 |
0 |
T42 |
10852 |
0 |
0 |
0 |
T43 |
0 |
32 |
0 |
0 |
T47 |
0 |
22 |
0 |
0 |
T49 |
7896 |
5 |
0 |
0 |
T54 |
759 |
0 |
0 |
0 |
T62 |
0 |
5 |
0 |
0 |
T63 |
0 |
21 |
0 |
0 |
T110 |
0 |
1 |
0 |
0 |
T112 |
0 |
7 |
0 |
0 |
T220 |
429 |
0 |
0 |
0 |
T221 |
405 |
0 |
0 |
0 |
T222 |
447 |
0 |
0 |
0 |
T223 |
495 |
0 |
0 |
0 |
T240 |
0 |
5 |
0 |
0 |
T241 |
0 |
9 |
0 |
0 |
T242 |
820 |
0 |
0 |
0 |
T243 |
779 |
0 |
0 |
0 |
T244 |
960 |
0 |
0 |
0 |
T245 |
0 |
10 |
0 |
0 |
DisabledIdleSt_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
5871851 |
0 |
0 |
T1 |
486 |
85 |
0 |
0 |
T4 |
505 |
104 |
0 |
0 |
T5 |
421 |
20 |
0 |
0 |
T6 |
460 |
59 |
0 |
0 |
T14 |
493 |
92 |
0 |
0 |
T15 |
445 |
44 |
0 |
0 |
T16 |
891 |
490 |
0 |
0 |
T17 |
527 |
126 |
0 |
0 |
T18 |
423 |
22 |
0 |
0 |
T23 |
421 |
20 |
0 |
0 |
DisabledNoDetection_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
5873608 |
0 |
0 |
T1 |
486 |
86 |
0 |
0 |
T4 |
505 |
105 |
0 |
0 |
T5 |
421 |
21 |
0 |
0 |
T6 |
460 |
60 |
0 |
0 |
T14 |
493 |
93 |
0 |
0 |
T15 |
445 |
45 |
0 |
0 |
T16 |
891 |
491 |
0 |
0 |
T17 |
527 |
127 |
0 |
0 |
T18 |
423 |
23 |
0 |
0 |
T23 |
421 |
21 |
0 |
0 |
EnterDebounceSt_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
1772 |
0 |
0 |
T32 |
5271 |
9 |
0 |
0 |
T33 |
0 |
5 |
0 |
0 |
T34 |
0 |
28 |
0 |
0 |
T43 |
0 |
32 |
0 |
0 |
T49 |
0 |
9 |
0 |
0 |
T61 |
0 |
24 |
0 |
0 |
T62 |
0 |
9 |
0 |
0 |
T77 |
496 |
0 |
0 |
0 |
T97 |
0 |
12 |
0 |
0 |
T98 |
0 |
24 |
0 |
0 |
T99 |
0 |
14 |
0 |
0 |
T100 |
403 |
0 |
0 |
0 |
T101 |
422 |
0 |
0 |
0 |
T102 |
715 |
0 |
0 |
0 |
T103 |
442 |
0 |
0 |
0 |
T104 |
438 |
0 |
0 |
0 |
T105 |
423 |
0 |
0 |
0 |
T106 |
1828 |
0 |
0 |
0 |
T107 |
522 |
0 |
0 |
0 |
EnterDetectSt_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
1724 |
0 |
0 |
T32 |
5271 |
9 |
0 |
0 |
T33 |
0 |
5 |
0 |
0 |
T34 |
0 |
28 |
0 |
0 |
T43 |
0 |
32 |
0 |
0 |
T49 |
0 |
7 |
0 |
0 |
T61 |
0 |
24 |
0 |
0 |
T62 |
0 |
7 |
0 |
0 |
T77 |
496 |
0 |
0 |
0 |
T97 |
0 |
12 |
0 |
0 |
T98 |
0 |
24 |
0 |
0 |
T99 |
0 |
14 |
0 |
0 |
T100 |
403 |
0 |
0 |
0 |
T101 |
422 |
0 |
0 |
0 |
T102 |
715 |
0 |
0 |
0 |
T103 |
442 |
0 |
0 |
0 |
T104 |
438 |
0 |
0 |
0 |
T105 |
423 |
0 |
0 |
0 |
T106 |
1828 |
0 |
0 |
0 |
T107 |
522 |
0 |
0 |
0 |
EnterStableSt_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
1097 |
0 |
0 |
T42 |
10852 |
0 |
0 |
0 |
T43 |
0 |
32 |
0 |
0 |
T47 |
0 |
22 |
0 |
0 |
T49 |
7896 |
5 |
0 |
0 |
T54 |
759 |
0 |
0 |
0 |
T62 |
0 |
5 |
0 |
0 |
T63 |
0 |
21 |
0 |
0 |
T110 |
0 |
1 |
0 |
0 |
T112 |
0 |
7 |
0 |
0 |
T220 |
429 |
0 |
0 |
0 |
T221 |
405 |
0 |
0 |
0 |
T222 |
447 |
0 |
0 |
0 |
T223 |
495 |
0 |
0 |
0 |
T240 |
0 |
5 |
0 |
0 |
T241 |
0 |
9 |
0 |
0 |
T242 |
820 |
0 |
0 |
0 |
T243 |
779 |
0 |
0 |
0 |
T244 |
960 |
0 |
0 |
0 |
T245 |
0 |
10 |
0 |
0 |
PulseIsPulse_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
1097 |
0 |
0 |
T42 |
10852 |
0 |
0 |
0 |
T43 |
0 |
32 |
0 |
0 |
T47 |
0 |
22 |
0 |
0 |
T49 |
7896 |
5 |
0 |
0 |
T54 |
759 |
0 |
0 |
0 |
T62 |
0 |
5 |
0 |
0 |
T63 |
0 |
21 |
0 |
0 |
T110 |
0 |
1 |
0 |
0 |
T112 |
0 |
7 |
0 |
0 |
T220 |
429 |
0 |
0 |
0 |
T221 |
405 |
0 |
0 |
0 |
T222 |
447 |
0 |
0 |
0 |
T223 |
495 |
0 |
0 |
0 |
T240 |
0 |
5 |
0 |
0 |
T241 |
0 |
9 |
0 |
0 |
T242 |
820 |
0 |
0 |
0 |
T243 |
779 |
0 |
0 |
0 |
T244 |
960 |
0 |
0 |
0 |
T245 |
0 |
10 |
0 |
0 |
StayInStableSt
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
76942 |
0 |
0 |
T42 |
10852 |
0 |
0 |
0 |
T43 |
0 |
4347 |
0 |
0 |
T47 |
0 |
1455 |
0 |
0 |
T49 |
7896 |
417 |
0 |
0 |
T54 |
759 |
0 |
0 |
0 |
T62 |
0 |
466 |
0 |
0 |
T63 |
0 |
486 |
0 |
0 |
T110 |
0 |
209 |
0 |
0 |
T112 |
0 |
264 |
0 |
0 |
T220 |
429 |
0 |
0 |
0 |
T221 |
405 |
0 |
0 |
0 |
T222 |
447 |
0 |
0 |
0 |
T223 |
495 |
0 |
0 |
0 |
T240 |
0 |
185 |
0 |
0 |
T241 |
0 |
280 |
0 |
0 |
T242 |
820 |
0 |
0 |
0 |
T243 |
779 |
0 |
0 |
0 |
T244 |
960 |
0 |
0 |
0 |
T245 |
0 |
1058 |
0 |
0 |
gen_high_event_sva.HighLevelEvent_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
6340037 |
0 |
0 |
T1 |
486 |
86 |
0 |
0 |
T4 |
505 |
105 |
0 |
0 |
T5 |
421 |
21 |
0 |
0 |
T6 |
460 |
60 |
0 |
0 |
T14 |
493 |
93 |
0 |
0 |
T15 |
445 |
45 |
0 |
0 |
T16 |
891 |
491 |
0 |
0 |
T17 |
527 |
127 |
0 |
0 |
T18 |
423 |
23 |
0 |
0 |
T23 |
421 |
21 |
0 |
0 |
gen_high_level_sva.HighLevelEvent_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
6340037 |
0 |
0 |
T1 |
486 |
86 |
0 |
0 |
T4 |
505 |
105 |
0 |
0 |
T5 |
421 |
21 |
0 |
0 |
T6 |
460 |
60 |
0 |
0 |
T14 |
493 |
93 |
0 |
0 |
T15 |
445 |
45 |
0 |
0 |
T16 |
891 |
491 |
0 |
0 |
T17 |
527 |
127 |
0 |
0 |
T18 |
423 |
23 |
0 |
0 |
T23 |
421 |
21 |
0 |
0 |
gen_not_sticky_sva.StableStDropOut_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
991 |
0 |
0 |
T42 |
10852 |
0 |
0 |
0 |
T43 |
0 |
25 |
0 |
0 |
T47 |
0 |
22 |
0 |
0 |
T49 |
7896 |
5 |
0 |
0 |
T54 |
759 |
0 |
0 |
0 |
T62 |
0 |
5 |
0 |
0 |
T63 |
0 |
19 |
0 |
0 |
T110 |
0 |
1 |
0 |
0 |
T220 |
429 |
0 |
0 |
0 |
T221 |
405 |
0 |
0 |
0 |
T222 |
447 |
0 |
0 |
0 |
T223 |
495 |
0 |
0 |
0 |
T240 |
0 |
5 |
0 |
0 |
T241 |
0 |
8 |
0 |
0 |
T242 |
820 |
0 |
0 |
0 |
T243 |
779 |
0 |
0 |
0 |
T244 |
960 |
0 |
0 |
0 |
T245 |
0 |
7 |
0 |
0 |
T246 |
0 |
16 |
0 |
0 |
Line Coverage for Instance : tb.dut.u_sysrst_ctrl_combo.gen_combo_trigger[3].u_sysrst_ctrl_detect
| Line No. | Total | Covered | Percent |
TOTAL | | 46 | 46 | 100.00 |
CONT_ASSIGN | 60 | 1 | 1 | 100.00 |
ALWAYS | 69 | 3 | 3 | 100.00 |
CONT_ASSIGN | 76 | 1 | 1 | 100.00 |
CONT_ASSIGN | 92 | 1 | 1 | 100.00 |
CONT_ASSIGN | 99 | 1 | 1 | 100.00 |
CONT_ASSIGN | 101 | 1 | 1 | 100.00 |
ALWAYS | 104 | 3 | 3 | 100.00 |
ALWAYS | 125 | 32 | 32 | 100.00 |
ALWAYS | 219 | 3 | 3 | 100.00 |
59 end else begin : gen_trigger_active_high
60 1/1 assign trigger_active = (trigger_i == 1'b1);
Tests: T32 T33 T34
61 end
62
63 // In case of edge events, we also need to detect the transition.
64 logic trigger_event;
65 if (EventType inside {EdgeToLow, EdgeToHigh}) begin : gen_trigger_event_edge
66 // This flop is always active, no matter the enable state.
67 logic trigger_active_q;
68 always_ff @(posedge clk_i or negedge rst_ni) begin : p_trigger_reg
69 1/1 if (!rst_ni) begin
Tests: T4 T5 T6
70 1/1 trigger_active_q <= 1'b0;
Tests: T4 T5 T6
71 end else begin
72 1/1 trigger_active_q <= trigger_active;
Tests: T4 T5 T6
73 end
74 end
75
76 1/1 assign trigger_event = trigger_active & ~trigger_active_q;
Tests: T4 T5 T6
77 // In case of level events, the event is equal to the level being active.
78 end else begin : gen_trigger_event_level
79 assign trigger_event = trigger_active;
80 end
81
82 /////////////////
83 // Timer Logic //
84 /////////////////
85
86 // Take the maximum width of both timer values.
87 localparam int unsigned TimerWidth =
88 (DetectTimerWidth > DebounceTimerWidth) ? DetectTimerWidth : DebounceTimerWidth;
89
90 logic cnt_en, cnt_clr;
91 logic [TimerWidth-1:0] cnt_d, cnt_q;
92 1/1 assign cnt_d = (cnt_clr) ? '0 :
Tests: T35 T60 T41
93 (cnt_en) ? cnt_q + 1'b1 :
94 cnt_q;
95
96
97 logic cnt_done, thresh_sel;
98 logic [TimerWidth-1:0] thresh;
99 1/1 assign thresh = (thresh_sel) ? TimerWidth'(cfg_detect_timer_i) :
Tests: T6 T1 T19
100 TimerWidth'(cfg_debounce_timer_i);
101 1/1 assign cnt_done = (cnt_q >= thresh);
Tests: T6 T1 T19
102
103 always_ff @(posedge clk_i or negedge rst_ni) begin : p_cnt_reg
104 1/1 if (!rst_ni) begin
Tests: T4 T5 T6
105 1/1 cnt_q <= '0;
Tests: T4 T5 T6
106 end else begin
107 1/1 cnt_q <= cnt_d;
Tests: T4 T5 T6
108 end
109 end
110
111 /////////
112 // FSM //
113 /////////
114
115 typedef enum logic [1:0] {
116 IdleSt,
117 DebounceSt,
118 DetectSt,
119 StableSt
120 } state_t;
121
122 state_t state_d, state_q;
123
124 always_comb begin : p_fsm
125 1/1 state_d = state_q;
Tests: T4 T5 T6
126
127 // Counter controls (clear has priority).
128 1/1 cnt_clr = 1'b0;
Tests: T4 T5 T6
129 1/1 cnt_en = 1'b0;
Tests: T4 T5 T6
130
131 // Detected outputs
132 1/1 event_detected_o = 1'b0;
Tests: T4 T5 T6
133 1/1 event_detected_pulse_o = 1'b0;
Tests: T4 T5 T6
134
135 // Threshold select
136 // 0: debounce
137 // 1: detect
138 1/1 thresh_sel = 1'b0;
Tests: T4 T5 T6
139
140 1/1 unique case (state_q)
Tests: T4 T5 T6
141 ////////////////////////////////////////////
142 // We are waiting for the event to occur.
143 // This can be either a specific level or edge,
144 // depending on the configuration.
145 IdleSt: begin
146 // Stay here if the detector is disabled.
147 1/1 if (trigger_event && cfg_enable_i) begin
Tests: T4 T5 T6
148 1/1 state_d = DebounceSt;
Tests: T35 T60 T41
149 1/1 cnt_en = 1'b1;
Tests: T35 T60 T41
150 end
MISSING_ELSE
151 end
152 ////////////////////////////////////////////
153 // If an event has occurred, we back off for
154 // the amount of debounce cycles configured.
155 // Once the timer has expired, we sample the
156 // signal again and check whether it has the
157 // correct level. If so, we move on to the
158 // detection stage, otherwise we fall back.
159 DebounceSt: begin
160 1/1 cnt_en = 1'b1;
Tests: T35 T60 T41
161 // Unconditionally go back to idle if the detector is disabled.
162 1/1 if (!cfg_enable_i) begin
Tests: T35 T60 T41
163 1/1 state_d = IdleSt;
Tests: T49 T62
164 1/1 cnt_clr = 1'b1;
Tests: T49 T62
165 1/1 end else if (cnt_done) begin
Tests: T35 T60 T41
166 1/1 cnt_clr = 1'b1;
Tests: T35 T60 T41
167 1/1 if (trigger_active) begin
Tests: T35 T60 T41
168 1/1 state_d = DetectSt;
Tests: T35 T60 T41
169 end else begin
170 1/1 state_d = IdleSt;
Tests: T60 T41 T108
171 end
172 end
MISSING_ELSE
173 end
174 ////////////////////////////////////////////
175 // Once the debounce period has passed, we
176 // check whether the signal remains stable
177 // throughout the entire detection period.
178 // If it is not stable at any cycle, we fall
179 // back to idle.
180 DetectSt: begin
181 1/1 thresh_sel = 1'b1;
Tests: T35 T60 T41
182 1/1 cnt_en = 1'b1;
Tests: T35 T60 T41
183 // Go back to idle if either the trigger level is not active anymore, or if the
184 // detector is disabled.
185 1/1 if (!cfg_enable_i || !trigger_active) begin
Tests: T35 T60 T41
186 1/1 state_d = IdleSt;
Tests: T59 T49 T42
187 1/1 cnt_clr = 1'b1;
Tests: T59 T49 T42
188 // If the trigger is active, count up.
189 end else begin
190 1/1 if (cnt_done) begin
Tests: T35 T60 T41
191 1/1 state_d = StableSt;
Tests: T35 T60 T41
192 1/1 cnt_clr = 1'b1;
Tests: T35 T60 T41
193 1/1 event_detected_o = 1'b1;
Tests: T35 T60 T41
194 1/1 event_detected_pulse_o = 1'b1;
Tests: T35 T60 T41
195 end
MISSING_ELSE
196 end
197 end
198 ////////////////////////////////////////////
199 // At this point we have detected the event
200 // and monitor whether the signal remains stable.
201 StableSt: begin
202 // Go back to idle if either the trigger level is not active anymore, or if the detector is
203 // disabled. Note that if the detector is sticky, it has to be explicitly disabled in order
204 // to go back to the idle state.
205 1/1 if (!cfg_enable_i || (!trigger_active && !Sticky)) begin
Tests: T35 T60 T41
206 1/1 state_d = IdleSt;
Tests: T35 T60 T41
207 // Otherwise keep the event detected output signal high.
208 end else begin
209 1/1 event_detected_o = 1'b1;
Tests: T35 T60 T41
210 end
211 end
212 ////////////////////////////////////////////
213 // This is a full case statement
214 default: ;
Exclude Annotation: VC_COV_UNR
215 endcase // state_q
216 end
217
218 always_ff @(posedge clk_i or negedge rst_ni) begin : p_fsm_reg
219 1/1 if (!rst_ni) begin
Tests: T4 T5 T6
220 1/1 state_q <= IdleSt;
Tests: T4 T5 T6
221 end else begin
222 1/1 state_q <= state_d;
Tests: T4 T5 T6
Cond Coverage for Instance : tb.dut.u_sysrst_ctrl_combo.gen_combo_trigger[3].u_sysrst_ctrl_detect
| Total | Covered | Percent |
Conditions | 22 | 21 | 95.45 |
Logical | 22 | 21 | 95.45 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 60
EXPRESSION (trigger_i == 1'b1)
---------1---------
-1- | Status | Tests |
0 | Covered | T32,T33,T34 |
1 | Covered | T4,T5,T6 |
LINE 76
EXPRESSION (trigger_active & ((~gen_trigger_event_edge.trigger_active_q)))
-------1------ ----------------------2---------------------
-1- | -2- | Status | Tests |
0 | 1 | Covered | T32,T33,T34 |
1 | 0 | Covered | T4,T5,T6 |
1 | 1 | Covered | T4,T5,T6 |
LINE 92
EXPRESSION (cnt_clr ? '0 : (cnt_en ? ((cnt_q + 1'b1)) : cnt_q))
---1---
-1- | Status | Tests |
0 | Covered | T4,T5,T6 |
1 | Covered | T35,T60,T41 |
LINE 92
SUB-EXPRESSION (cnt_en ? ((cnt_q + 1'b1)) : cnt_q)
---1--
-1- | Status | Tests |
0 | Covered | T4,T5,T6 |
1 | Covered | T35,T60,T41 |
LINE 99
EXPRESSION (thresh_sel ? (32'(cfg_detect_timer_i)) : (32'(cfg_debounce_timer_i)))
-----1----
-1- | Status | Tests |
0 | Covered | T4,T5,T6 |
1 | Covered | T35,T60,T41 |
LINE 147
EXPRESSION (trigger_event && cfg_enable_i)
------1------ ------2-----
-1- | -2- | Status | Tests |
0 | 1 | Covered | T35,T60,T41 |
1 | 0 | Covered | T7,T64,T111 |
1 | 1 | Covered | T35,T60,T41 |
LINE 185
EXPRESSION (((!cfg_enable_i)) || ((!trigger_active)))
--------1-------- ---------2---------
-1- | -2- | Status | Tests |
0 | 0 | Covered | T35,T60,T41 |
0 | 1 | Covered | T59,T42,T261 |
1 | 0 | Covered | T49,T62 |
LINE 205
EXPRESSION (((!cfg_enable_i)) || (((!trigger_active)) && ((!Sticky))))
--------1-------- ------------------2-----------------
-1- | -2- | Status | Tests |
0 | 0 | Covered | T35,T60,T41 |
0 | 1 | Covered | T35,T60,T41 |
1 | 0 | Not Covered | |
LINE 205
SUB-EXPRESSION (((!trigger_active)) && ((!Sticky)))
---------1--------- -----2-----
-1- | -2- | Status | Tests |
0 | - | Covered | T35,T60,T41 |
1 | - | Covered | T35,T60,T41 |
FSM Coverage for Instance : tb.dut.u_sysrst_ctrl_combo.gen_combo_trigger[3].u_sysrst_ctrl_detect
Summary for FSM :: state_q
| Total | Covered | Percent | |
States |
4 |
4 |
100.00 |
(Not included in score) |
Transitions |
6 |
6 |
100.00 |
|
Sequences |
0 |
0 |
|
|
State, Transition and Sequence Details for FSM :: state_q
states | Line No. | Covered | Tests |
DebounceSt |
148 |
Covered |
T35,T60,T41 |
DetectSt |
168 |
Covered |
T35,T60,T41 |
IdleSt |
163 |
Covered |
T4,T5,T6 |
StableSt |
191 |
Covered |
T35,T60,T41 |
transitions | Line No. | Covered | Tests |
DebounceSt->DetectSt |
168 |
Covered |
T35,T60,T41 |
DebounceSt->IdleSt |
163 |
Covered |
T60,T41,T108 |
DetectSt->IdleSt |
186 |
Covered |
T59,T49,T42 |
DetectSt->StableSt |
191 |
Covered |
T35,T60,T41 |
IdleSt->DebounceSt |
148 |
Covered |
T35,T60,T41 |
StableSt->IdleSt |
206 |
Covered |
T35,T60,T41 |
Branch Coverage for Instance : tb.dut.u_sysrst_ctrl_combo.gen_combo_trigger[3].u_sysrst_ctrl_detect
| Line No. | Total | Covered | Percent |
Branches |
|
22 |
22 |
100.00 |
TERNARY |
92 |
3 |
3 |
100.00 |
TERNARY |
99 |
2 |
2 |
100.00 |
IF |
104 |
2 |
2 |
100.00 |
CASE |
140 |
11 |
11 |
100.00 |
IF |
219 |
2 |
2 |
100.00 |
IF |
69 |
2 |
2 |
100.00 |
92 assign cnt_d = (cnt_clr) ? '0 :
-1-
==>
93 (cnt_en) ? cnt_q + 1'b1 :
-2-
==>
==>
Branches:
-1- | -2- | Status | Tests |
1 |
- |
Covered |
T35,T60,T41 |
0 |
1 |
Covered |
T35,T60,T41 |
0 |
0 |
Covered |
T4,T5,T6 |
99 assign thresh = (thresh_sel) ? TimerWidth'(cfg_detect_timer_i) :
-1-
==>
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T35,T60,T41 |
0 |
Covered |
T4,T5,T6 |
104 if (!rst_ni) begin
-1-
105 cnt_q <= '0;
==>
106 end else begin
107 cnt_q <= cnt_d;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T4,T5,T6 |
0 |
Covered |
T4,T5,T6 |
140 unique case (state_q)
-1-
141 ////////////////////////////////////////////
142 // We are waiting for the event to occur.
143 // This can be either a specific level or edge,
144 // depending on the configuration.
145 IdleSt: begin
146 // Stay here if the detector is disabled.
147 if (trigger_event && cfg_enable_i) begin
-2-
148 state_d = DebounceSt;
==>
149 cnt_en = 1'b1;
150 end
MISSING_ELSE
==>
151 end
152 ////////////////////////////////////////////
153 // If an event has occurred, we back off for
154 // the amount of debounce cycles configured.
155 // Once the timer has expired, we sample the
156 // signal again and check whether it has the
157 // correct level. If so, we move on to the
158 // detection stage, otherwise we fall back.
159 DebounceSt: begin
160 cnt_en = 1'b1;
161 // Unconditionally go back to idle if the detector is disabled.
162 if (!cfg_enable_i) begin
-3-
163 state_d = IdleSt;
==>
164 cnt_clr = 1'b1;
165 end else if (cnt_done) begin
-4-
166 cnt_clr = 1'b1;
167 if (trigger_active) begin
-5-
168 state_d = DetectSt;
==>
169 end else begin
170 state_d = IdleSt;
==>
171 end
172 end
MISSING_ELSE
==>
173 end
174 ////////////////////////////////////////////
175 // Once the debounce period has passed, we
176 // check whether the signal remains stable
177 // throughout the entire detection period.
178 // If it is not stable at any cycle, we fall
179 // back to idle.
180 DetectSt: begin
181 thresh_sel = 1'b1;
182 cnt_en = 1'b1;
183 // Go back to idle if either the trigger level is not active anymore, or if the
184 // detector is disabled.
185 if (!cfg_enable_i || !trigger_active) begin
-6-
186 state_d = IdleSt;
==>
187 cnt_clr = 1'b1;
188 // If the trigger is active, count up.
189 end else begin
190 if (cnt_done) begin
-7-
191 state_d = StableSt;
==>
192 cnt_clr = 1'b1;
193 event_detected_o = 1'b1;
194 event_detected_pulse_o = 1'b1;
195 end
MISSING_ELSE
==>
196 end
197 end
198 ////////////////////////////////////////////
199 // At this point we have detected the event
200 // and monitor whether the signal remains stable.
201 StableSt: begin
202 // Go back to idle if either the trigger level is not active anymore, or if the detector is
203 // disabled. Note that if the detector is sticky, it has to be explicitly disabled in order
204 // to go back to the idle state.
205 if (!cfg_enable_i || (!trigger_active && !Sticky)) begin
-8-
206 state_d = IdleSt;
==>
207 // Otherwise keep the event detected output signal high.
208 end else begin
209 event_detected_o = 1'b1;
==>
210 end
211 end
212 ////////////////////////////////////////////
213 // This is a full case statement
214 default: ;
==> (Excluded)
Exclude Annotation: VC_COV_UNR
Branches:
-1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | Status | Tests | Exclude Annotation |
IdleSt |
1 |
- |
- |
- |
- |
- |
- |
Covered |
T35,T60,T41 |
|
IdleSt |
0 |
- |
- |
- |
- |
- |
- |
Covered |
T4,T5,T6 |
|
DebounceSt |
- |
1 |
- |
- |
- |
- |
- |
Covered |
T49,T62 |
|
DebounceSt |
- |
0 |
1 |
1 |
- |
- |
- |
Covered |
T35,T60,T41 |
|
DebounceSt |
- |
0 |
1 |
0 |
- |
- |
- |
Covered |
T60,T41,T108 |
|
DebounceSt |
- |
0 |
0 |
- |
- |
- |
- |
Covered |
T35,T60,T41 |
|
DetectSt |
- |
- |
- |
- |
1 |
- |
- |
Covered |
T59,T49,T42 |
|
DetectSt |
- |
- |
- |
- |
0 |
1 |
- |
Covered |
T35,T60,T41 |
|
DetectSt |
- |
- |
- |
- |
0 |
0 |
- |
Covered |
T35,T60,T41 |
|
StableSt |
- |
- |
- |
- |
- |
- |
1 |
Covered |
T35,T60,T41 |
|
StableSt |
- |
- |
- |
- |
- |
- |
0 |
Covered |
T35,T60,T41 |
|
default |
- |
- |
- |
- |
- |
- |
- |
Excluded |
|
VC_COV_UNR |
219 if (!rst_ni) begin
-1-
220 state_q <= IdleSt;
==>
221 end else begin
222 state_q <= state_d;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T4,T5,T6 |
0 |
Covered |
T4,T5,T6 |
69 if (!rst_ni) begin
-1-
70 trigger_active_q <= 1'b0;
==>
71 end else begin
72 trigger_active_q <= trigger_active;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T4,T5,T6 |
0 |
Covered |
T4,T5,T6 |
Assert Coverage for Instance : tb.dut.u_sysrst_ctrl_combo.gen_combo_trigger[3].u_sysrst_ctrl_detect
Assertion Details
CntClr_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
730 |
0 |
0 |
T35 |
11234 |
4 |
0 |
0 |
T41 |
0 |
22 |
0 |
0 |
T42 |
0 |
4 |
0 |
0 |
T43 |
0 |
14 |
0 |
0 |
T49 |
0 |
8 |
0 |
0 |
T59 |
0 |
6 |
0 |
0 |
T60 |
0 |
5 |
0 |
0 |
T62 |
0 |
8 |
0 |
0 |
T63 |
0 |
4 |
0 |
0 |
T108 |
0 |
1 |
0 |
0 |
T126 |
529 |
0 |
0 |
0 |
T127 |
755 |
0 |
0 |
0 |
T128 |
660 |
0 |
0 |
0 |
T129 |
522 |
0 |
0 |
0 |
T130 |
424 |
0 |
0 |
0 |
T131 |
672 |
0 |
0 |
0 |
T132 |
490 |
0 |
0 |
0 |
T133 |
790 |
0 |
0 |
0 |
T134 |
403 |
0 |
0 |
0 |
CntIncr_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
38876 |
0 |
0 |
T35 |
11234 |
206 |
0 |
0 |
T41 |
0 |
1662 |
0 |
0 |
T42 |
0 |
287 |
0 |
0 |
T43 |
0 |
665 |
0 |
0 |
T49 |
0 |
247 |
0 |
0 |
T59 |
0 |
507 |
0 |
0 |
T60 |
0 |
265 |
0 |
0 |
T62 |
0 |
304 |
0 |
0 |
T63 |
0 |
100 |
0 |
0 |
T108 |
0 |
54 |
0 |
0 |
T126 |
529 |
0 |
0 |
0 |
T127 |
755 |
0 |
0 |
0 |
T128 |
660 |
0 |
0 |
0 |
T129 |
522 |
0 |
0 |
0 |
T130 |
424 |
0 |
0 |
0 |
T131 |
672 |
0 |
0 |
0 |
T132 |
490 |
0 |
0 |
0 |
T133 |
790 |
0 |
0 |
0 |
T134 |
403 |
0 |
0 |
0 |
CntNoWrap_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
6337356 |
0 |
0 |
T1 |
486 |
85 |
0 |
0 |
T4 |
505 |
104 |
0 |
0 |
T5 |
421 |
20 |
0 |
0 |
T6 |
460 |
59 |
0 |
0 |
T14 |
493 |
92 |
0 |
0 |
T15 |
445 |
44 |
0 |
0 |
T16 |
891 |
490 |
0 |
0 |
T17 |
527 |
126 |
0 |
0 |
T18 |
423 |
22 |
0 |
0 |
T23 |
421 |
20 |
0 |
0 |
DetectStDropOut_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
62 |
0 |
0 |
T42 |
10852 |
2 |
0 |
0 |
T49 |
7896 |
0 |
0 |
0 |
T54 |
759 |
0 |
0 |
0 |
T59 |
10758 |
3 |
0 |
0 |
T108 |
9101 |
0 |
0 |
0 |
T124 |
0 |
3 |
0 |
0 |
T242 |
820 |
0 |
0 |
0 |
T243 |
779 |
0 |
0 |
0 |
T244 |
960 |
0 |
0 |
0 |
T248 |
0 |
4 |
0 |
0 |
T253 |
8404 |
0 |
0 |
0 |
T260 |
2544 |
0 |
0 |
0 |
T261 |
0 |
6 |
0 |
0 |
T264 |
0 |
2 |
0 |
0 |
T265 |
0 |
9 |
0 |
0 |
T277 |
0 |
6 |
0 |
0 |
T278 |
0 |
8 |
0 |
0 |
T279 |
0 |
7 |
0 |
0 |
DetectedOut_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
12425 |
0 |
0 |
T35 |
11234 |
148 |
0 |
0 |
T41 |
0 |
371 |
0 |
0 |
T43 |
0 |
361 |
0 |
0 |
T45 |
0 |
197 |
0 |
0 |
T46 |
0 |
6 |
0 |
0 |
T49 |
0 |
105 |
0 |
0 |
T60 |
0 |
185 |
0 |
0 |
T62 |
0 |
94 |
0 |
0 |
T63 |
0 |
151 |
0 |
0 |
T126 |
529 |
0 |
0 |
0 |
T127 |
755 |
0 |
0 |
0 |
T128 |
660 |
0 |
0 |
0 |
T129 |
522 |
0 |
0 |
0 |
T130 |
424 |
0 |
0 |
0 |
T131 |
672 |
0 |
0 |
0 |
T132 |
490 |
0 |
0 |
0 |
T133 |
790 |
0 |
0 |
0 |
T134 |
403 |
0 |
0 |
0 |
T245 |
0 |
140 |
0 |
0 |
DetectedPulseOut_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
276 |
0 |
0 |
T35 |
11234 |
2 |
0 |
0 |
T41 |
0 |
10 |
0 |
0 |
T43 |
0 |
7 |
0 |
0 |
T45 |
0 |
5 |
0 |
0 |
T46 |
0 |
1 |
0 |
0 |
T49 |
0 |
1 |
0 |
0 |
T60 |
0 |
2 |
0 |
0 |
T62 |
0 |
1 |
0 |
0 |
T63 |
0 |
2 |
0 |
0 |
T126 |
529 |
0 |
0 |
0 |
T127 |
755 |
0 |
0 |
0 |
T128 |
660 |
0 |
0 |
0 |
T129 |
522 |
0 |
0 |
0 |
T130 |
424 |
0 |
0 |
0 |
T131 |
672 |
0 |
0 |
0 |
T132 |
490 |
0 |
0 |
0 |
T133 |
790 |
0 |
0 |
0 |
T134 |
403 |
0 |
0 |
0 |
T245 |
0 |
3 |
0 |
0 |
DisabledIdleSt_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
5994782 |
0 |
0 |
T1 |
486 |
85 |
0 |
0 |
T4 |
505 |
104 |
0 |
0 |
T5 |
421 |
20 |
0 |
0 |
T6 |
460 |
59 |
0 |
0 |
T14 |
493 |
92 |
0 |
0 |
T15 |
445 |
44 |
0 |
0 |
T16 |
891 |
490 |
0 |
0 |
T17 |
527 |
126 |
0 |
0 |
T18 |
423 |
22 |
0 |
0 |
T23 |
421 |
20 |
0 |
0 |
DisabledNoDetection_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
5996048 |
0 |
0 |
T1 |
486 |
86 |
0 |
0 |
T4 |
505 |
105 |
0 |
0 |
T5 |
421 |
21 |
0 |
0 |
T6 |
460 |
60 |
0 |
0 |
T14 |
493 |
93 |
0 |
0 |
T15 |
445 |
45 |
0 |
0 |
T16 |
891 |
491 |
0 |
0 |
T17 |
527 |
127 |
0 |
0 |
T18 |
423 |
23 |
0 |
0 |
T23 |
421 |
21 |
0 |
0 |
EnterDebounceSt_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
388 |
0 |
0 |
T35 |
11234 |
2 |
0 |
0 |
T41 |
0 |
12 |
0 |
0 |
T42 |
0 |
2 |
0 |
0 |
T43 |
0 |
7 |
0 |
0 |
T49 |
0 |
5 |
0 |
0 |
T59 |
0 |
3 |
0 |
0 |
T60 |
0 |
3 |
0 |
0 |
T62 |
0 |
5 |
0 |
0 |
T63 |
0 |
2 |
0 |
0 |
T108 |
0 |
1 |
0 |
0 |
T126 |
529 |
0 |
0 |
0 |
T127 |
755 |
0 |
0 |
0 |
T128 |
660 |
0 |
0 |
0 |
T129 |
522 |
0 |
0 |
0 |
T130 |
424 |
0 |
0 |
0 |
T131 |
672 |
0 |
0 |
0 |
T132 |
490 |
0 |
0 |
0 |
T133 |
790 |
0 |
0 |
0 |
T134 |
403 |
0 |
0 |
0 |
EnterDetectSt_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
342 |
0 |
0 |
T35 |
11234 |
2 |
0 |
0 |
T41 |
0 |
10 |
0 |
0 |
T42 |
0 |
2 |
0 |
0 |
T43 |
0 |
7 |
0 |
0 |
T45 |
0 |
5 |
0 |
0 |
T49 |
0 |
3 |
0 |
0 |
T59 |
0 |
3 |
0 |
0 |
T60 |
0 |
2 |
0 |
0 |
T62 |
0 |
3 |
0 |
0 |
T63 |
0 |
2 |
0 |
0 |
T126 |
529 |
0 |
0 |
0 |
T127 |
755 |
0 |
0 |
0 |
T128 |
660 |
0 |
0 |
0 |
T129 |
522 |
0 |
0 |
0 |
T130 |
424 |
0 |
0 |
0 |
T131 |
672 |
0 |
0 |
0 |
T132 |
490 |
0 |
0 |
0 |
T133 |
790 |
0 |
0 |
0 |
T134 |
403 |
0 |
0 |
0 |
EnterStableSt_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
276 |
0 |
0 |
T35 |
11234 |
2 |
0 |
0 |
T41 |
0 |
10 |
0 |
0 |
T43 |
0 |
7 |
0 |
0 |
T45 |
0 |
5 |
0 |
0 |
T46 |
0 |
1 |
0 |
0 |
T49 |
0 |
1 |
0 |
0 |
T60 |
0 |
2 |
0 |
0 |
T62 |
0 |
1 |
0 |
0 |
T63 |
0 |
2 |
0 |
0 |
T126 |
529 |
0 |
0 |
0 |
T127 |
755 |
0 |
0 |
0 |
T128 |
660 |
0 |
0 |
0 |
T129 |
522 |
0 |
0 |
0 |
T130 |
424 |
0 |
0 |
0 |
T131 |
672 |
0 |
0 |
0 |
T132 |
490 |
0 |
0 |
0 |
T133 |
790 |
0 |
0 |
0 |
T134 |
403 |
0 |
0 |
0 |
T245 |
0 |
3 |
0 |
0 |
PulseIsPulse_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
276 |
0 |
0 |
T35 |
11234 |
2 |
0 |
0 |
T41 |
0 |
10 |
0 |
0 |
T43 |
0 |
7 |
0 |
0 |
T45 |
0 |
5 |
0 |
0 |
T46 |
0 |
1 |
0 |
0 |
T49 |
0 |
1 |
0 |
0 |
T60 |
0 |
2 |
0 |
0 |
T62 |
0 |
1 |
0 |
0 |
T63 |
0 |
2 |
0 |
0 |
T126 |
529 |
0 |
0 |
0 |
T127 |
755 |
0 |
0 |
0 |
T128 |
660 |
0 |
0 |
0 |
T129 |
522 |
0 |
0 |
0 |
T130 |
424 |
0 |
0 |
0 |
T131 |
672 |
0 |
0 |
0 |
T132 |
490 |
0 |
0 |
0 |
T133 |
790 |
0 |
0 |
0 |
T134 |
403 |
0 |
0 |
0 |
T245 |
0 |
3 |
0 |
0 |
StayInStableSt
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
12115 |
0 |
0 |
T35 |
11234 |
146 |
0 |
0 |
T41 |
0 |
361 |
0 |
0 |
T43 |
0 |
348 |
0 |
0 |
T45 |
0 |
192 |
0 |
0 |
T46 |
0 |
5 |
0 |
0 |
T49 |
0 |
104 |
0 |
0 |
T60 |
0 |
183 |
0 |
0 |
T62 |
0 |
93 |
0 |
0 |
T63 |
0 |
147 |
0 |
0 |
T126 |
529 |
0 |
0 |
0 |
T127 |
755 |
0 |
0 |
0 |
T128 |
660 |
0 |
0 |
0 |
T129 |
522 |
0 |
0 |
0 |
T130 |
424 |
0 |
0 |
0 |
T131 |
672 |
0 |
0 |
0 |
T132 |
490 |
0 |
0 |
0 |
T133 |
790 |
0 |
0 |
0 |
T134 |
403 |
0 |
0 |
0 |
T245 |
0 |
134 |
0 |
0 |
gen_high_level_sva.HighLevelEvent_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
6340037 |
0 |
0 |
T1 |
486 |
86 |
0 |
0 |
T4 |
505 |
105 |
0 |
0 |
T5 |
421 |
21 |
0 |
0 |
T6 |
460 |
60 |
0 |
0 |
T14 |
493 |
93 |
0 |
0 |
T15 |
445 |
45 |
0 |
0 |
T16 |
891 |
491 |
0 |
0 |
T17 |
527 |
127 |
0 |
0 |
T18 |
423 |
23 |
0 |
0 |
T23 |
421 |
21 |
0 |
0 |
gen_not_sticky_sva.StableStDropOut_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
6803201 |
238 |
0 |
0 |
T35 |
11234 |
2 |
0 |
0 |
T41 |
0 |
10 |
0 |
0 |
T43 |
0 |
1 |
0 |
0 |
T45 |
0 |
5 |
0 |
0 |
T46 |
0 |
1 |
0 |
0 |
T47 |
0 |
4 |
0 |
0 |
T49 |
0 |
1 |
0 |
0 |
T60 |
0 |
2 |
0 |
0 |
T126 |
529 |
0 |
0 |
0 |
T127 |
755 |
0 |
0 |
0 |
T128 |
660 |
0 |
0 |
0 |
T129 |
522 |
0 |
0 |
0 |
T130 |
424 |
0 |
0 |
0 |
T131 |
672 |
0 |
0 |
0 |
T132 |
490 |
0 |
0 |
0 |
T133 |
790 |
0 |
0 |
0 |
T134 |
403 |
0 |
0 |
0 |
T254 |
0 |
2 |
0 |
0 |
T280 |
0 |
6 |
0 |
0 |