Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_0_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T6 T27 T79
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_0_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T6,T27,T79 |
1 | 0 | Covered | T6,T27,T79 |
1 | 1 | Covered | T6,T27,T79 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T6,T27,T79 |
1 | 0 | Covered | T6,T27,T79 |
1 | 1 | Covered | T6,T27,T79 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_0_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_0_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
332 |
0 |
0 |
T6 |
456 |
4 |
0 |
0 |
T7 |
453 |
0 |
0 |
0 |
T8 |
505 |
0 |
0 |
0 |
T10 |
381 |
0 |
0 |
0 |
T14 |
454 |
0 |
0 |
0 |
T27 |
603 |
2 |
0 |
0 |
T39 |
352 |
0 |
0 |
0 |
T44 |
304 |
0 |
0 |
0 |
T67 |
0 |
4 |
0 |
0 |
T79 |
0 |
2 |
0 |
0 |
T86 |
0 |
2 |
0 |
0 |
T87 |
0 |
4 |
0 |
0 |
T121 |
487 |
0 |
0 |
0 |
T122 |
437 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
335 |
0 |
0 |
T6 |
30331 |
5 |
0 |
0 |
T7 |
27892 |
0 |
0 |
0 |
T8 |
36496 |
0 |
0 |
0 |
T10 |
23062 |
0 |
0 |
0 |
T14 |
33766 |
0 |
0 |
0 |
T27 |
33435 |
2 |
0 |
0 |
T39 |
17966 |
0 |
0 |
0 |
T44 |
15802 |
0 |
0 |
0 |
T67 |
0 |
5 |
0 |
0 |
T79 |
0 |
2 |
0 |
0 |
T86 |
0 |
2 |
0 |
0 |
T87 |
0 |
5 |
0 |
0 |
T121 |
24662 |
0 |
0 |
0 |
T122 |
23306 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_0_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T6 T27 T79
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_0_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T6,T27,T79 |
1 | 0 | Covered | T6,T27,T79 |
1 | 1 | Covered | T6,T27,T79 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T6,T27,T79 |
1 | 0 | Covered | T6,T27,T79 |
1 | 1 | Covered | T6,T27,T79 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_0_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_0_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
333 |
0 |
0 |
T6 |
30331 |
5 |
0 |
0 |
T7 |
27892 |
0 |
0 |
0 |
T8 |
36496 |
0 |
0 |
0 |
T10 |
23062 |
0 |
0 |
0 |
T14 |
33766 |
0 |
0 |
0 |
T27 |
33435 |
2 |
0 |
0 |
T39 |
17966 |
0 |
0 |
0 |
T44 |
15802 |
0 |
0 |
0 |
T67 |
0 |
4 |
0 |
0 |
T79 |
0 |
2 |
0 |
0 |
T86 |
0 |
2 |
0 |
0 |
T87 |
0 |
4 |
0 |
0 |
T121 |
24662 |
0 |
0 |
0 |
T122 |
23306 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
333 |
0 |
0 |
T6 |
456 |
5 |
0 |
0 |
T7 |
453 |
0 |
0 |
0 |
T8 |
505 |
0 |
0 |
0 |
T10 |
381 |
0 |
0 |
0 |
T14 |
454 |
0 |
0 |
0 |
T27 |
603 |
2 |
0 |
0 |
T39 |
352 |
0 |
0 |
0 |
T44 |
304 |
0 |
0 |
0 |
T67 |
0 |
4 |
0 |
0 |
T79 |
0 |
2 |
0 |
0 |
T86 |
0 |
2 |
0 |
0 |
T87 |
0 |
4 |
0 |
0 |
T121 |
487 |
0 |
0 |
0 |
T122 |
437 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_1_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_1_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_1_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_1_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
285 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
285 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_1_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_1_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_1_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_1_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
285 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
285 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_2_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_2_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_2_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_2_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
316 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
316 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_2_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_2_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_2_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_2_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
316 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
316 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_3_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_3_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_3_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_3_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
312 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
312 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_3_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_3_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_3_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_3_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
312 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
312 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_4_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T25 T169 T421
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_4_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T25,T169,T421 |
1 | 0 | Covered | T25,T169,T421 |
1 | 1 | Covered | T25,T422,T444 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T25,T169,T421 |
1 | 0 | Covered | T25,T422,T444 |
1 | 1 | Covered | T25,T169,T421 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_4_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_4_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
324 |
0 |
0 |
T21 |
436 |
0 |
0 |
0 |
T25 |
423 |
2 |
0 |
0 |
T79 |
697 |
0 |
0 |
0 |
T135 |
395 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
T446 |
0 |
2 |
0 |
0 |
T447 |
0 |
1 |
0 |
0 |
T449 |
2775 |
0 |
0 |
0 |
T450 |
793 |
0 |
0 |
0 |
T451 |
2964 |
0 |
0 |
0 |
T452 |
2843 |
0 |
0 |
0 |
T453 |
2797 |
0 |
0 |
0 |
T454 |
3734 |
0 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
325 |
0 |
0 |
T21 |
22017 |
0 |
0 |
0 |
T25 |
27582 |
3 |
0 |
0 |
T79 |
38306 |
0 |
0 |
0 |
T135 |
18482 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
T446 |
0 |
2 |
0 |
0 |
T447 |
0 |
1 |
0 |
0 |
T449 |
313032 |
0 |
0 |
0 |
T450 |
74573 |
0 |
0 |
0 |
T451 |
326869 |
0 |
0 |
0 |
T452 |
300900 |
0 |
0 |
0 |
T453 |
303762 |
0 |
0 |
0 |
T454 |
284759 |
0 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_4_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T25 T169 T421
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_4_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T25,T169,T421 |
1 | 0 | Covered | T25,T169,T421 |
1 | 1 | Covered | T25,T422,T444 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T25,T169,T421 |
1 | 0 | Covered | T25,T422,T444 |
1 | 1 | Covered | T25,T169,T421 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_4_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_4_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
324 |
0 |
0 |
T21 |
22017 |
0 |
0 |
0 |
T25 |
27582 |
2 |
0 |
0 |
T79 |
38306 |
0 |
0 |
0 |
T135 |
18482 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
T446 |
0 |
2 |
0 |
0 |
T447 |
0 |
1 |
0 |
0 |
T449 |
313032 |
0 |
0 |
0 |
T450 |
74573 |
0 |
0 |
0 |
T451 |
326869 |
0 |
0 |
0 |
T452 |
300900 |
0 |
0 |
0 |
T453 |
303762 |
0 |
0 |
0 |
T454 |
284759 |
0 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
324 |
0 |
0 |
T21 |
436 |
0 |
0 |
0 |
T25 |
423 |
2 |
0 |
0 |
T79 |
697 |
0 |
0 |
0 |
T135 |
395 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
T446 |
0 |
2 |
0 |
0 |
T447 |
0 |
1 |
0 |
0 |
T449 |
2775 |
0 |
0 |
0 |
T450 |
793 |
0 |
0 |
0 |
T451 |
2964 |
0 |
0 |
0 |
T452 |
2843 |
0 |
0 |
0 |
T453 |
2797 |
0 |
0 |
0 |
T454 |
3734 |
0 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_5_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T80 T81 T82
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_5_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T80,T81,T82 |
1 | 0 | Covered | T80,T81,T82 |
1 | 1 | Covered | T80,T81,T82 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T80,T81,T82 |
1 | 0 | Covered | T80,T81,T82 |
1 | 1 | Covered | T80,T81,T82 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_5_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_5_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
312 |
0 |
0 |
T20 |
2250 |
0 |
0 |
0 |
T80 |
1246 |
2 |
0 |
0 |
T81 |
0 |
4 |
0 |
0 |
T82 |
0 |
2 |
0 |
0 |
T92 |
1125 |
0 |
0 |
0 |
T93 |
560 |
0 |
0 |
0 |
T120 |
0 |
2 |
0 |
0 |
T125 |
0 |
4 |
0 |
0 |
T126 |
0 |
4 |
0 |
0 |
T198 |
870 |
0 |
0 |
0 |
T206 |
431 |
0 |
0 |
0 |
T276 |
381 |
0 |
0 |
0 |
T316 |
928 |
0 |
0 |
0 |
T317 |
646 |
0 |
0 |
0 |
T318 |
355 |
0 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T442 |
0 |
2 |
0 |
0 |
T455 |
0 |
2 |
0 |
0 |
T456 |
0 |
2 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
312 |
0 |
0 |
T20 |
243769 |
0 |
0 |
0 |
T80 |
49259 |
2 |
0 |
0 |
T81 |
0 |
4 |
0 |
0 |
T82 |
0 |
2 |
0 |
0 |
T92 |
38128 |
0 |
0 |
0 |
T93 |
39803 |
0 |
0 |
0 |
T120 |
0 |
2 |
0 |
0 |
T125 |
0 |
4 |
0 |
0 |
T126 |
0 |
4 |
0 |
0 |
T198 |
54556 |
0 |
0 |
0 |
T206 |
22850 |
0 |
0 |
0 |
T276 |
17089 |
0 |
0 |
0 |
T316 |
35969 |
0 |
0 |
0 |
T317 |
44210 |
0 |
0 |
0 |
T318 |
18816 |
0 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T442 |
0 |
2 |
0 |
0 |
T455 |
0 |
2 |
0 |
0 |
T456 |
0 |
2 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_5_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T80 T81 T82
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_5_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T80,T81,T82 |
1 | 0 | Covered | T80,T81,T82 |
1 | 1 | Covered | T80,T81,T82 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T80,T81,T82 |
1 | 0 | Covered | T80,T81,T82 |
1 | 1 | Covered | T80,T81,T82 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_5_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_5_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
312 |
0 |
0 |
T20 |
243769 |
0 |
0 |
0 |
T80 |
49259 |
2 |
0 |
0 |
T81 |
0 |
4 |
0 |
0 |
T82 |
0 |
2 |
0 |
0 |
T92 |
38128 |
0 |
0 |
0 |
T93 |
39803 |
0 |
0 |
0 |
T120 |
0 |
2 |
0 |
0 |
T125 |
0 |
4 |
0 |
0 |
T126 |
0 |
4 |
0 |
0 |
T198 |
54556 |
0 |
0 |
0 |
T206 |
22850 |
0 |
0 |
0 |
T276 |
17089 |
0 |
0 |
0 |
T316 |
35969 |
0 |
0 |
0 |
T317 |
44210 |
0 |
0 |
0 |
T318 |
18816 |
0 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T442 |
0 |
2 |
0 |
0 |
T455 |
0 |
2 |
0 |
0 |
T456 |
0 |
2 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
312 |
0 |
0 |
T20 |
2250 |
0 |
0 |
0 |
T80 |
1246 |
2 |
0 |
0 |
T81 |
0 |
4 |
0 |
0 |
T82 |
0 |
2 |
0 |
0 |
T92 |
1125 |
0 |
0 |
0 |
T93 |
560 |
0 |
0 |
0 |
T120 |
0 |
2 |
0 |
0 |
T125 |
0 |
4 |
0 |
0 |
T126 |
0 |
4 |
0 |
0 |
T198 |
870 |
0 |
0 |
0 |
T206 |
431 |
0 |
0 |
0 |
T276 |
381 |
0 |
0 |
0 |
T316 |
928 |
0 |
0 |
0 |
T317 |
646 |
0 |
0 |
0 |
T318 |
355 |
0 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T442 |
0 |
2 |
0 |
0 |
T455 |
0 |
2 |
0 |
0 |
T456 |
0 |
2 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_6_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_6_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_6_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_6_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
289 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
T482 |
731 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
290 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_6_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_6_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_6_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_6_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
290 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
290 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_7_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T5 T26 T169
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_7_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T5,T26,T169 |
1 | 0 | Covered | T5,T26,T169 |
1 | 1 | Covered | T5,T26,T422 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T5,T26,T169 |
1 | 0 | Covered | T5,T26,T422 |
1 | 1 | Covered | T5,T26,T169 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_7_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_7_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
335 |
0 |
0 |
T5 |
374 |
2 |
0 |
0 |
T6 |
456 |
0 |
0 |
0 |
T7 |
453 |
0 |
0 |
0 |
T8 |
505 |
0 |
0 |
0 |
T10 |
381 |
0 |
0 |
0 |
T14 |
454 |
0 |
0 |
0 |
T26 |
0 |
2 |
0 |
0 |
T39 |
352 |
0 |
0 |
0 |
T106 |
341 |
0 |
0 |
0 |
T121 |
487 |
0 |
0 |
0 |
T122 |
437 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
T446 |
0 |
2 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
337 |
0 |
0 |
T5 |
20713 |
3 |
0 |
0 |
T6 |
30331 |
0 |
0 |
0 |
T7 |
27892 |
0 |
0 |
0 |
T8 |
36496 |
0 |
0 |
0 |
T10 |
23062 |
0 |
0 |
0 |
T14 |
33766 |
0 |
0 |
0 |
T26 |
0 |
3 |
0 |
0 |
T39 |
17966 |
0 |
0 |
0 |
T106 |
18071 |
0 |
0 |
0 |
T121 |
24662 |
0 |
0 |
0 |
T122 |
23306 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
T446 |
0 |
2 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_7_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T5 T26 T169
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_7_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T5,T26,T169 |
1 | 0 | Covered | T5,T26,T169 |
1 | 1 | Covered | T5,T26,T422 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T5,T26,T169 |
1 | 0 | Covered | T5,T26,T422 |
1 | 1 | Covered | T5,T26,T169 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_7_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_en_7_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
335 |
0 |
0 |
T5 |
20713 |
2 |
0 |
0 |
T6 |
30331 |
0 |
0 |
0 |
T7 |
27892 |
0 |
0 |
0 |
T8 |
36496 |
0 |
0 |
0 |
T10 |
23062 |
0 |
0 |
0 |
T14 |
33766 |
0 |
0 |
0 |
T26 |
0 |
2 |
0 |
0 |
T39 |
17966 |
0 |
0 |
0 |
T106 |
18071 |
0 |
0 |
0 |
T121 |
24662 |
0 |
0 |
0 |
T122 |
23306 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
T446 |
0 |
2 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
335 |
0 |
0 |
T5 |
374 |
2 |
0 |
0 |
T6 |
456 |
0 |
0 |
0 |
T7 |
453 |
0 |
0 |
0 |
T8 |
505 |
0 |
0 |
0 |
T10 |
381 |
0 |
0 |
0 |
T14 |
454 |
0 |
0 |
0 |
T26 |
0 |
2 |
0 |
0 |
T39 |
352 |
0 |
0 |
0 |
T106 |
341 |
0 |
0 |
0 |
T121 |
487 |
0 |
0 |
0 |
T122 |
437 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
T446 |
0 |
2 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_0_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T6 T27 T79
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_0_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T6,T27,T79 |
1 | 0 | Covered | T6,T27,T79 |
1 | 1 | Covered | T6,T67,T87 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T6,T27,T79 |
1 | 0 | Covered | T6,T67,T87 |
1 | 1 | Covered | T6,T27,T79 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_0_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_0_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
337 |
0 |
0 |
T6 |
456 |
2 |
0 |
0 |
T7 |
453 |
0 |
0 |
0 |
T8 |
505 |
0 |
0 |
0 |
T10 |
381 |
0 |
0 |
0 |
T14 |
454 |
0 |
0 |
0 |
T27 |
603 |
1 |
0 |
0 |
T39 |
352 |
0 |
0 |
0 |
T44 |
304 |
0 |
0 |
0 |
T67 |
0 |
2 |
0 |
0 |
T79 |
0 |
1 |
0 |
0 |
T86 |
0 |
1 |
0 |
0 |
T87 |
0 |
2 |
0 |
0 |
T121 |
487 |
0 |
0 |
0 |
T122 |
437 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
337 |
0 |
0 |
T6 |
30331 |
2 |
0 |
0 |
T7 |
27892 |
0 |
0 |
0 |
T8 |
36496 |
0 |
0 |
0 |
T10 |
23062 |
0 |
0 |
0 |
T14 |
33766 |
0 |
0 |
0 |
T27 |
33435 |
1 |
0 |
0 |
T39 |
17966 |
0 |
0 |
0 |
T44 |
15802 |
0 |
0 |
0 |
T67 |
0 |
2 |
0 |
0 |
T79 |
0 |
1 |
0 |
0 |
T86 |
0 |
1 |
0 |
0 |
T87 |
0 |
2 |
0 |
0 |
T121 |
24662 |
0 |
0 |
0 |
T122 |
23306 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_0_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T6 T27 T79
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_0_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T6,T27,T79 |
1 | 0 | Covered | T6,T27,T79 |
1 | 1 | Covered | T6,T67,T87 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T6,T27,T79 |
1 | 0 | Covered | T6,T67,T87 |
1 | 1 | Covered | T6,T27,T79 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_0_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_0_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
337 |
0 |
0 |
T6 |
30331 |
2 |
0 |
0 |
T7 |
27892 |
0 |
0 |
0 |
T8 |
36496 |
0 |
0 |
0 |
T10 |
23062 |
0 |
0 |
0 |
T14 |
33766 |
0 |
0 |
0 |
T27 |
33435 |
1 |
0 |
0 |
T39 |
17966 |
0 |
0 |
0 |
T44 |
15802 |
0 |
0 |
0 |
T67 |
0 |
2 |
0 |
0 |
T79 |
0 |
1 |
0 |
0 |
T86 |
0 |
1 |
0 |
0 |
T87 |
0 |
2 |
0 |
0 |
T121 |
24662 |
0 |
0 |
0 |
T122 |
23306 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
337 |
0 |
0 |
T6 |
456 |
2 |
0 |
0 |
T7 |
453 |
0 |
0 |
0 |
T8 |
505 |
0 |
0 |
0 |
T10 |
381 |
0 |
0 |
0 |
T14 |
454 |
0 |
0 |
0 |
T27 |
603 |
1 |
0 |
0 |
T39 |
352 |
0 |
0 |
0 |
T44 |
304 |
0 |
0 |
0 |
T67 |
0 |
2 |
0 |
0 |
T79 |
0 |
1 |
0 |
0 |
T86 |
0 |
1 |
0 |
0 |
T87 |
0 |
2 |
0 |
0 |
T121 |
487 |
0 |
0 |
0 |
T122 |
437 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_1_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_1_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_1_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_1_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
315 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
315 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_1_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_1_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_1_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_1_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
315 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
315 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_2_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_2_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_2_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_2_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
323 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
323 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_2_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_2_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_2_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_2_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
323 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
323 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_3_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_3_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_3_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_3_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
330 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
331 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_3_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_3_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_3_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_3_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
330 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
330 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_4_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T25 T169 T421
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_4_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T25,T169,T421 |
1 | 0 | Covered | T25,T169,T421 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T25,T169,T421 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T25,T169,T421 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_4_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_4_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
297 |
0 |
0 |
T21 |
436 |
0 |
0 |
0 |
T25 |
423 |
1 |
0 |
0 |
T79 |
697 |
0 |
0 |
0 |
T135 |
395 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
T446 |
0 |
2 |
0 |
0 |
T447 |
0 |
1 |
0 |
0 |
T449 |
2775 |
0 |
0 |
0 |
T450 |
793 |
0 |
0 |
0 |
T451 |
2964 |
0 |
0 |
0 |
T452 |
2843 |
0 |
0 |
0 |
T453 |
2797 |
0 |
0 |
0 |
T454 |
3734 |
0 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
297 |
0 |
0 |
T21 |
22017 |
0 |
0 |
0 |
T25 |
27582 |
1 |
0 |
0 |
T79 |
38306 |
0 |
0 |
0 |
T135 |
18482 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
T446 |
0 |
2 |
0 |
0 |
T447 |
0 |
1 |
0 |
0 |
T449 |
313032 |
0 |
0 |
0 |
T450 |
74573 |
0 |
0 |
0 |
T451 |
326869 |
0 |
0 |
0 |
T452 |
300900 |
0 |
0 |
0 |
T453 |
303762 |
0 |
0 |
0 |
T454 |
284759 |
0 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_4_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T25 T169 T421
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_4_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T25,T169,T421 |
1 | 0 | Covered | T25,T169,T421 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T25,T169,T421 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T25,T169,T421 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_4_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_4_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
297 |
0 |
0 |
T21 |
22017 |
0 |
0 |
0 |
T25 |
27582 |
1 |
0 |
0 |
T79 |
38306 |
0 |
0 |
0 |
T135 |
18482 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
T446 |
0 |
2 |
0 |
0 |
T447 |
0 |
1 |
0 |
0 |
T449 |
313032 |
0 |
0 |
0 |
T450 |
74573 |
0 |
0 |
0 |
T451 |
326869 |
0 |
0 |
0 |
T452 |
300900 |
0 |
0 |
0 |
T453 |
303762 |
0 |
0 |
0 |
T454 |
284759 |
0 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
297 |
0 |
0 |
T21 |
436 |
0 |
0 |
0 |
T25 |
423 |
1 |
0 |
0 |
T79 |
697 |
0 |
0 |
0 |
T135 |
395 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
T446 |
0 |
2 |
0 |
0 |
T447 |
0 |
1 |
0 |
0 |
T449 |
2775 |
0 |
0 |
0 |
T450 |
793 |
0 |
0 |
0 |
T451 |
2964 |
0 |
0 |
0 |
T452 |
2843 |
0 |
0 |
0 |
T453 |
2797 |
0 |
0 |
0 |
T454 |
3734 |
0 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_5_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T80 T81 T82
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_5_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T80,T81,T82 |
1 | 0 | Covered | T80,T81,T82 |
1 | 1 | Covered | T81,T125,T126 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T80,T81,T82 |
1 | 0 | Covered | T81,T125,T126 |
1 | 1 | Covered | T80,T81,T82 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_5_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_5_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
330 |
0 |
0 |
T20 |
2250 |
0 |
0 |
0 |
T80 |
1246 |
1 |
0 |
0 |
T81 |
0 |
2 |
0 |
0 |
T82 |
0 |
1 |
0 |
0 |
T92 |
1125 |
0 |
0 |
0 |
T93 |
560 |
0 |
0 |
0 |
T120 |
0 |
1 |
0 |
0 |
T125 |
0 |
2 |
0 |
0 |
T126 |
0 |
2 |
0 |
0 |
T198 |
870 |
0 |
0 |
0 |
T206 |
431 |
0 |
0 |
0 |
T276 |
381 |
0 |
0 |
0 |
T316 |
928 |
0 |
0 |
0 |
T317 |
646 |
0 |
0 |
0 |
T318 |
355 |
0 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T442 |
0 |
1 |
0 |
0 |
T455 |
0 |
1 |
0 |
0 |
T456 |
0 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
331 |
0 |
0 |
T20 |
243769 |
0 |
0 |
0 |
T80 |
49259 |
1 |
0 |
0 |
T81 |
0 |
2 |
0 |
0 |
T82 |
0 |
1 |
0 |
0 |
T92 |
38128 |
0 |
0 |
0 |
T93 |
39803 |
0 |
0 |
0 |
T120 |
0 |
1 |
0 |
0 |
T125 |
0 |
2 |
0 |
0 |
T126 |
0 |
2 |
0 |
0 |
T198 |
54556 |
0 |
0 |
0 |
T206 |
22850 |
0 |
0 |
0 |
T276 |
17089 |
0 |
0 |
0 |
T316 |
35969 |
0 |
0 |
0 |
T317 |
44210 |
0 |
0 |
0 |
T318 |
18816 |
0 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T442 |
0 |
1 |
0 |
0 |
T455 |
0 |
1 |
0 |
0 |
T456 |
0 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_5_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T80 T81 T82
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_5_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T80,T81,T82 |
1 | 0 | Covered | T80,T81,T82 |
1 | 1 | Covered | T81,T125,T126 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T80,T81,T82 |
1 | 0 | Covered | T81,T125,T126 |
1 | 1 | Covered | T80,T81,T82 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_5_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_5_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
330 |
0 |
0 |
T20 |
243769 |
0 |
0 |
0 |
T80 |
49259 |
1 |
0 |
0 |
T81 |
0 |
2 |
0 |
0 |
T82 |
0 |
1 |
0 |
0 |
T92 |
38128 |
0 |
0 |
0 |
T93 |
39803 |
0 |
0 |
0 |
T120 |
0 |
1 |
0 |
0 |
T125 |
0 |
2 |
0 |
0 |
T126 |
0 |
2 |
0 |
0 |
T198 |
54556 |
0 |
0 |
0 |
T206 |
22850 |
0 |
0 |
0 |
T276 |
17089 |
0 |
0 |
0 |
T316 |
35969 |
0 |
0 |
0 |
T317 |
44210 |
0 |
0 |
0 |
T318 |
18816 |
0 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T442 |
0 |
1 |
0 |
0 |
T455 |
0 |
1 |
0 |
0 |
T456 |
0 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
330 |
0 |
0 |
T20 |
2250 |
0 |
0 |
0 |
T80 |
1246 |
1 |
0 |
0 |
T81 |
0 |
2 |
0 |
0 |
T82 |
0 |
1 |
0 |
0 |
T92 |
1125 |
0 |
0 |
0 |
T93 |
560 |
0 |
0 |
0 |
T120 |
0 |
1 |
0 |
0 |
T125 |
0 |
2 |
0 |
0 |
T126 |
0 |
2 |
0 |
0 |
T198 |
870 |
0 |
0 |
0 |
T206 |
431 |
0 |
0 |
0 |
T276 |
381 |
0 |
0 |
0 |
T316 |
928 |
0 |
0 |
0 |
T317 |
646 |
0 |
0 |
0 |
T318 |
355 |
0 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T442 |
0 |
1 |
0 |
0 |
T455 |
0 |
1 |
0 |
0 |
T456 |
0 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_6_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_6_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_6_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_6_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
293 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
293 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_6_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_6_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_6_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_6_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
293 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
293 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_7_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T5 T26 T169
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_7_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T5,T26,T169 |
1 | 0 | Covered | T5,T26,T169 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T5,T26,T169 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T5,T26,T169 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_7_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_7_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
281 |
0 |
0 |
T5 |
374 |
1 |
0 |
0 |
T6 |
456 |
0 |
0 |
0 |
T7 |
453 |
0 |
0 |
0 |
T8 |
505 |
0 |
0 |
0 |
T10 |
381 |
0 |
0 |
0 |
T14 |
454 |
0 |
0 |
0 |
T26 |
0 |
1 |
0 |
0 |
T39 |
352 |
0 |
0 |
0 |
T106 |
341 |
0 |
0 |
0 |
T121 |
487 |
0 |
0 |
0 |
T122 |
437 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
T446 |
0 |
2 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
281 |
0 |
0 |
T5 |
20713 |
1 |
0 |
0 |
T6 |
30331 |
0 |
0 |
0 |
T7 |
27892 |
0 |
0 |
0 |
T8 |
36496 |
0 |
0 |
0 |
T10 |
23062 |
0 |
0 |
0 |
T14 |
33766 |
0 |
0 |
0 |
T26 |
0 |
1 |
0 |
0 |
T39 |
17966 |
0 |
0 |
0 |
T106 |
18071 |
0 |
0 |
0 |
T121 |
24662 |
0 |
0 |
0 |
T122 |
23306 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
T446 |
0 |
2 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_7_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T5 T26 T169
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_7_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T5,T26,T169 |
1 | 0 | Covered | T5,T26,T169 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T5,T26,T169 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T5,T26,T169 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_7_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_7_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
281 |
0 |
0 |
T5 |
20713 |
1 |
0 |
0 |
T6 |
30331 |
0 |
0 |
0 |
T7 |
27892 |
0 |
0 |
0 |
T8 |
36496 |
0 |
0 |
0 |
T10 |
23062 |
0 |
0 |
0 |
T14 |
33766 |
0 |
0 |
0 |
T26 |
0 |
1 |
0 |
0 |
T39 |
17966 |
0 |
0 |
0 |
T106 |
18071 |
0 |
0 |
0 |
T121 |
24662 |
0 |
0 |
0 |
T122 |
23306 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
T446 |
0 |
2 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
281 |
0 |
0 |
T5 |
374 |
1 |
0 |
0 |
T6 |
456 |
0 |
0 |
0 |
T7 |
453 |
0 |
0 |
0 |
T8 |
505 |
0 |
0 |
0 |
T10 |
381 |
0 |
0 |
0 |
T14 |
454 |
0 |
0 |
0 |
T26 |
0 |
1 |
0 |
0 |
T39 |
352 |
0 |
0 |
0 |
T106 |
341 |
0 |
0 |
0 |
T121 |
487 |
0 |
0 |
0 |
T122 |
437 |
0 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
T446 |
0 |
2 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_0_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_0_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_0_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_0_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
309 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
309 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_0_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_0_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_0_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_0_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
309 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
309 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_1_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T93 T123 T124
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_1_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T93,T123,T124 |
1 | 0 | Covered | T93,T123,T124 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T93,T123,T124 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T93,T123,T124 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_1_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_1_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
326 |
0 |
0 |
T20 |
2250 |
0 |
0 |
0 |
T93 |
560 |
1 |
0 |
0 |
T123 |
0 |
1 |
0 |
0 |
T124 |
0 |
1 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T198 |
870 |
0 |
0 |
0 |
T206 |
431 |
0 |
0 |
0 |
T207 |
401 |
0 |
0 |
0 |
T266 |
1473 |
0 |
0 |
0 |
T317 |
646 |
0 |
0 |
0 |
T318 |
355 |
0 |
0 |
0 |
T319 |
857 |
0 |
0 |
0 |
T335 |
769 |
0 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
326 |
0 |
0 |
T20 |
243769 |
0 |
0 |
0 |
T93 |
39803 |
1 |
0 |
0 |
T123 |
0 |
1 |
0 |
0 |
T124 |
0 |
1 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T198 |
54556 |
0 |
0 |
0 |
T206 |
22850 |
0 |
0 |
0 |
T207 |
22959 |
0 |
0 |
0 |
T266 |
156935 |
0 |
0 |
0 |
T317 |
44210 |
0 |
0 |
0 |
T318 |
18816 |
0 |
0 |
0 |
T319 |
55931 |
0 |
0 |
0 |
T335 |
72417 |
0 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_1_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T93 T123 T124
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_1_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T93,T123,T124 |
1 | 0 | Covered | T93,T123,T124 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T93,T123,T124 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T93,T123,T124 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_1_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_1_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
326 |
0 |
0 |
T20 |
243769 |
0 |
0 |
0 |
T93 |
39803 |
1 |
0 |
0 |
T123 |
0 |
1 |
0 |
0 |
T124 |
0 |
1 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T198 |
54556 |
0 |
0 |
0 |
T206 |
22850 |
0 |
0 |
0 |
T207 |
22959 |
0 |
0 |
0 |
T266 |
156935 |
0 |
0 |
0 |
T317 |
44210 |
0 |
0 |
0 |
T318 |
18816 |
0 |
0 |
0 |
T319 |
55931 |
0 |
0 |
0 |
T335 |
72417 |
0 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
326 |
0 |
0 |
T20 |
2250 |
0 |
0 |
0 |
T93 |
560 |
1 |
0 |
0 |
T123 |
0 |
1 |
0 |
0 |
T124 |
0 |
1 |
0 |
0 |
T179 |
0 |
2 |
0 |
0 |
T198 |
870 |
0 |
0 |
0 |
T206 |
431 |
0 |
0 |
0 |
T207 |
401 |
0 |
0 |
0 |
T266 |
1473 |
0 |
0 |
0 |
T317 |
646 |
0 |
0 |
0 |
T318 |
355 |
0 |
0 |
0 |
T319 |
857 |
0 |
0 |
0 |
T335 |
769 |
0 |
0 |
0 |
T421 |
0 |
1 |
0 |
0 |
T422 |
0 |
2 |
0 |
0 |
T432 |
0 |
2 |
0 |
0 |
T443 |
0 |
1 |
0 |
0 |
T444 |
0 |
2 |
0 |
0 |
T445 |
0 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_2_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_2_cdc.u_src_to_dst_req
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_2_cdc.u_src_to_dst_req
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_2_cdc.u_src_to_dst_req
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
303 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
303 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
Line Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_2_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
TOTAL | | 7 | 7 | 100.00 |
ALWAYS | 31 | 3 | 3 | 100.00 |
CONT_ASSIGN | 49 | 0 | 0 | |
CONT_ASSIGN | 52 | 0 | 0 | |
ALWAYS | 55 | 0 | 0 | |
ALWAYS | 89 | 3 | 3 | 100.00 |
CONT_ASSIGN | 97 | 1 | 1 | 100.00 |
30 always_ff @(posedge clk_src_i or negedge rst_src_ni) begin
31 1/1 if (!rst_src_ni) begin
Tests: T1 T2 T3
32 1/1 src_level <= 1'b0;
Tests: T1 T2 T3
33 end else begin
34 1/1 src_level <= src_level ^ src_pulse_i;
Tests: T1 T2 T3
35 end
36 end
37
38
39 // source active must come far enough such that the destination domain has time
40 // to create a valid pulse.
41 `ifdef INC_ASSERT
42 //VCS coverage off
43 // pragma coverage off
44
45 // source active flag tracks whether there is an ongoing "toggle" event.
46 // Until this toggle event is accepted by the destination domain (negative edge of
47 // of the pulse output), the source side cannot toggle again.
48 logic effective_rst_n;
49 unreachable assign effective_rst_n = rst_src_ni && dst_pulse_o;
50
51 logic src_active_flag_d, src_active_flag_q;
52 unreachable assign src_active_flag_d = src_pulse_i || src_active_flag_q;
53
54 always_ff @(posedge clk_src_i or negedge effective_rst_n) begin
55 unreachable if (!effective_rst_n) begin
56 unreachable src_active_flag_q <= '0;
57 end else begin
58 unreachable src_active_flag_q <= src_active_flag_d;
59 end
60 end
61
62 //VCS coverage on
63 // pragma coverage on
64
65 `ASSERT(SrcPulseCheck_M, src_pulse_i |-> !src_active_flag_q, clk_src_i, !rst_src_ni)
66 `endif
67
68 //////////////////////////////////////////////////////////
69 // synchronize level signal to destination clock domain //
70 //////////////////////////////////////////////////////////
71 logic dst_level;
72
73 prim_flop_2sync #(.Width(1)) prim_flop_2sync (
74 // source clock domain
75 .d_i (src_level),
76 // destination clock domain
77 .clk_i (clk_dst_i),
78 .rst_ni (rst_dst_ni),
79 .q_o (dst_level)
80 );
81
82 ////////////////////////////////////////
83 // convert level signal back to pulse //
84 ////////////////////////////////////////
85 logic dst_level_q;
86
87 // delay dst_level by 1 cycle
88 always_ff @(posedge clk_dst_i or negedge rst_dst_ni) begin
89 1/1 if (!rst_dst_ni) begin
Tests: T1 T2 T3
90 1/1 dst_level_q <= 1'b0;
Tests: T1 T2 T3
91 end else begin
92 1/1 dst_level_q <= dst_level;
Tests: T1 T2 T3
93 end
94 end
95
96 // edge detection
97 1/1 assign dst_pulse_o = dst_level_q ^ dst_level;
Tests: T169 T421 T173
Cond Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_2_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Total | Covered | Percent |
Conditions | 8 | 8 | 100.00 |
Logical | 8 | 8 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 34
EXPRESSION (src_level ^ src_pulse_i)
----1---- -----2-----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T169,T421,T173 |
1 | 1 | Covered | T422,T444,T446 |
LINE 97
EXPRESSION (dst_level_q ^ dst_level)
-----1----- ----2----
-1- | -2- | Status | Tests |
0 | 0 | Covered | T1,T2,T3 |
0 | 1 | Covered | T169,T421,T173 |
1 | 0 | Covered | T422,T444,T446 |
1 | 1 | Covered | T169,T421,T173 |
Branch Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_2_cdc.u_arb.gen_passthru.u_dst_to_src_ack
| Line No. | Total | Covered | Percent |
Branches |
|
4 |
4 |
100.00 |
IF |
31 |
2 |
2 |
100.00 |
IF |
89 |
2 |
2 |
100.00 |
31 if (!rst_src_ni) begin
-1-
32 src_level <= 1'b0;
==>
33 end else begin
34 src_level <= src_level ^ src_pulse_i;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
89 if (!rst_dst_ni) begin
-1-
90 dst_level_q <= 1'b0;
==>
91 end else begin
92 dst_level_q <= dst_level;
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.top_earlgrey.u_pinmux_aon.u_reg.u_wkup_detector_cnt_th_2_cdc.u_arb.gen_passthru.u_dst_to_src_ack
Assertion Details
DstPulseCheck_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
149665596 |
303 |
0 |
0 |
T179 |
106308 |
2 |
0 |
0 |
T421 |
52941 |
1 |
0 |
0 |
T422 |
90113 |
2 |
0 |
0 |
T432 |
132456 |
2 |
0 |
0 |
T433 |
122017 |
2 |
0 |
0 |
T443 |
64950 |
1 |
0 |
0 |
T444 |
71006 |
2 |
0 |
0 |
T445 |
62427 |
1 |
0 |
0 |
T446 |
76115 |
2 |
0 |
0 |
T447 |
49172 |
1 |
0 |
0 |
SrcPulseCheck_M
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
1714815 |
303 |
0 |
0 |
T179 |
1466 |
2 |
0 |
0 |
T421 |
765 |
1 |
0 |
0 |
T422 |
1066 |
2 |
0 |
0 |
T432 |
2333 |
2 |
0 |
0 |
T433 |
2063 |
2 |
0 |
0 |
T443 |
1115 |
1 |
0 |
0 |
T444 |
860 |
2 |
0 |
0 |
T445 |
954 |
1 |
0 |
0 |
T446 |
897 |
2 |
0 |
0 |
T447 |
662 |
1 |
0 |
0 |