Module Definition
dashboard | hierarchy | modlist | groups | tests | asserts

Module : usbdev_linkstate
SCORELINECONDTOGGLEFSMBRANCHASSERT
93.25 97.12 92.75 88.89 87.50 100.00

Source File(s) :
/workspace/default/sim-vcs/../src/lowrisc_ip_usbdev_0.1/rtl/usbdev_linkstate.sv

Module self-instances :
NAMESCORELINECONDTOGGLEFSMBRANCHASSERT
tb.dut.usbdev_impl.u_usbdev_linkstate 97.33 97.12 95.52 96.00 98.00 100.00



Module Instance : tb.dut.usbdev_impl.u_usbdev_linkstate

Instance :
SCORELINECONDTOGGLEFSMBRANCHASSERT
97.33 97.12 95.52 96.00 98.00 100.00


Instance's subtree :
SCORELINECONDTOGGLEFSMBRANCHASSERT
97.69 97.66 96.39 96.00 98.39 100.00


Parent :
SCORELINECONDTOGGLEFSMBRANCHASSERTNAME
99.40 100.00 97.59 100.00 100.00 usbdev_impl


Subtrees :
NAMESCORELINECONDTOGGLEFSMBRANCHASSERT
filter_pwr_sense 100.00 100.00 100.00 100.00
filter_se0 100.00 100.00 100.00 100.00

Line Coverage for Module : usbdev_linkstate
Line No.TotalCoveredPercent
TOTAL10410197.12
CONT_ASSIGN9211100.00
CONT_ASSIGN9311100.00
CONT_ASSIGN9411100.00
CONT_ASSIGN9611100.00
CONT_ASSIGN9911100.00
CONT_ASSIGN10511100.00
CONT_ASSIGN13311100.00
CONT_ASSIGN13511100.00
ALWAYS139343191.18
ALWAYS23133100.00
ALWAYS2451818100.00
CONT_ASSIGN28911100.00
ALWAYS29255100.00
ALWAYS3071616100.00
ALWAYS34855100.00
CONT_ASSIGN36511100.00
ALWAYS36766100.00
CONT_ASSIGN37811100.00
ALWAYS38066100.00
WARNING: The source file '/workspace/default/sim-vcs/../src/lowrisc_ip_usbdev_0.1/rtl/usbdev_linkstate.sv' or '../src/lowrisc_ip_usbdev_0.1/rtl/usbdev_linkstate.sv' was not found, so annotated line coverage report could not be generated.
Line No.CoveredStatements
92 1 1
93 1 1
94 1 1
96 1 1
99 1 1
105 1 1
133 1 1
135 1 1
139 1 1
140 1 1
144 1 1
145 1 1
147 1 1
150 1 1
151 1 1
==> MISSING_ELSE
156 1 1
157 1 1
158 1 1
161 1 1
162 1 1
163 1 1
MISSING_ELSE
168 1 1
169 0 1
170 1 1
171 1 1
172 1 1
MISSING_ELSE
184 1 1
185 1 1
186 1 1
MISSING_ELSE
195 1 1
196 1 1
197 1 1
198 1 1
MISSING_ELSE
204 1 1
205 1 1
206 1 1
207 1 1
MISSING_ELSE
212 1 1
213 0 1
214 0 1
215 1 1
216 1 1
MISSING_ELSE
231 1 1
232 1 1
234 1 1
245 1 1
246 1 1
247 1 1
248 1 1
250 1 1
253 1 1
254 1 1
255 1 1
MISSING_ELSE
261 1 1
262 1 1
264 1 1
265 1 1
266 1 1
268 1 1
MISSING_ELSE
276 1 1
277 1 1
278 1 1
MISSING_ELSE
280 1 1
289 1 1
292 1 1
293 1 1
294 1 1
296 1 1
297 1 1
307 1 1
308 1 1
309 1 1
311 1 1
314 1 1
315 1 1
316 1 1
MISSING_ELSE
322 1 1
323 1 1
324 1 1
325 1 1
326 1 1
327 1 1
329 1 1
MISSING_ELSE
336 1 1
337 1 1
==> MISSING_ELSE
348 1 1
349 1 1
350 1 1
352 1 1
353 1 1
365 1 1
367 1 1
368 1 1
370 1 1
371 1 1
372 1 1
373 1 1
MISSING_ELSE
378 1 1
380 1 1
381 1 1
383 1 1
384 1 1
385 1 1
386 1 1
MISSING_ELSE


Cond Coverage for Module : usbdev_linkstate
TotalCoveredPercent
Conditions696492.75
Logical696492.75
Non-Logical00
Event00

 LINE       92
 EXPRESSION (link_state_q == LinkDisconnected)
            -----------------1----------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       94
 EXPRESSION ((link_state_q == LinkSuspended) || (link_state_q == LinkPoweredSuspended))
             ---------------1---------------    -------------------2------------------
-1--2-StatusTests
00CoveredT1,T2,T3
01CoveredT7,T10,T92
10CoveredT28,T8,T20

 LINE       94
 SUB-EXPRESSION (link_state_q == LinkSuspended)
                ---------------1---------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT28,T8,T20

 LINE       94
 SUB-EXPRESSION (link_state_q == LinkPoweredSuspended)
                -------------------1------------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT7,T10,T92

 LINE       96
 EXPRESSION ((link_state_q == LinkActive) || (link_state_q == LinkActiveNoSOF))
             --------------1-------------    ----------------2----------------
-1--2-StatusTests
00CoveredT1,T2,T3
01CoveredT1,T2,T3
10CoveredT28,T20,T9

 LINE       96
 SUB-EXPRESSION (link_state_q == LinkActive)
                --------------1-------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT28,T20,T9

 LINE       96
 SUB-EXPRESSION (link_state_q == LinkActiveNoSOF)
                ----------------1----------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       105
 EXPRESSION ((usb_dn_i == 1'b0) & (usb_dp_i == 1'b0) & (usb_oe_i == 1'b0))
             ---------1--------   ---------2--------   ---------3--------
-1--2--3-StatusTests
011CoveredT1,T2,T3
101CoveredT1,T2,T3
110CoveredT1,T2,T27
111CoveredT1,T2,T3

 LINE       105
 SUB-EXPRESSION (usb_dn_i == 1'b0)
                ---------1--------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       105
 SUB-EXPRESSION (usb_dp_i == 1'b0)
                ---------1--------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       105
 SUB-EXPRESSION (usb_oe_i == 1'b0)
                ---------1--------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       135
 EXPRESSION (see_pwr_sense ? ((link_state_q == LinkPowered) | link_active_o) : 1'b0)
             ------1------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       135
 SUB-EXPRESSION ((link_state_q == LinkPowered) | link_active_o)
                 --------------1--------------   ------2------
-1--2-StatusTests
00CoveredT1,T2,T3
01CoveredT1,T2,T3
10CoveredT1,T2,T3

 LINE       135
 SUB-EXPRESSION (link_state_q == LinkPowered)
                --------------1--------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       144
 EXPRESSION (((!see_pwr_sense)) || ((!usb_pullup_en_i)))
             ---------1--------    ----------2---------
-1--2-StatusTests
00CoveredT1,T2,T3
01CoveredT28,T4,T7
10CoveredT1,T2,T3

 LINE       150
 EXPRESSION (see_pwr_sense & usb_pullup_en_i)
             ------1------   -------2-------
-1--2-StatusTests
01Not Covered
10Not Covered
11CoveredT1,T2,T3

 LINE       184
 EXPRESSION (rx_j_det_i | ev_reset)
             -----1----   ----2---
-1--2-StatusTests
00CoveredT28,T8,T20
01Not Covered
10CoveredT28,T8,T20

 LINE       265
 EXPRESSION (link_rst_timer_q == RESET_TIMEOUT)
            -----------------1-----------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       315
 EXPRESSION (((!ev_bus_active)) && monitor_inac)
             ---------1--------    ------2-----
-1--2-StatusTests
01CoveredT1,T2,T3
10CoveredT28,T7,T8
11CoveredT1,T2,T3

 LINE       322
 EXPRESSION (ev_bus_active || ((!monitor_inac)))
             ------1------    --------2--------
-1--2-StatusTests
00CoveredT1,T2,T3
01CoveredT28,T7,T8
10CoveredT1,T2,T3

 LINE       325
 EXPRESSION (link_inac_timer_q == SUSPEND_TIMEOUT)
            -------------------1------------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT28,T7,T8

 LINE       336
 EXPRESSION (ev_bus_active || ((!monitor_inac)))
             ------1------    --------2--------
-1--2-StatusTests
00Not Covered
01CoveredT28,T7,T8
10Not Covered

 LINE       370
 EXPRESSION (sof_detected_i || ((!link_active_o)) || link_reset)
             -------1------    ---------2--------    -----3----
-1--2--3-StatusTests
000CoveredT1,T2,T3
001CoveredT1,T2,T3
010CoveredT1,T2,T3
100CoveredT28,T20,T9

 LINE       372
 EXPRESSION (sof_missed_o && ((!host_lost_o)))
             ------1-----    --------2-------
-1--2-StatusTests
01CoveredT1,T2,T3
10CoveredT27,T60,T93
11CoveredT1,T27,T28

 LINE       378
 EXPRESSION (missing_sof_timer == SOF_TIMEOUT)
            -----------------1----------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T27,T28

 LINE       383
 EXPRESSION (sof_missed_o || sof_detected_i || ((!link_active_o)) || link_reset)
             ------1-----    -------2------    ---------3--------    -----4----
-1--2--3--4-StatusTests
0000CoveredT1,T2,T3
0001CoveredT1,T2,T3
0010CoveredT1,T2,T3
0100CoveredT28,T20,T9
1000CoveredT1,T27,T28

FSM Coverage for Module : usbdev_linkstate
Summary for FSM :: link_state_q
TotalCoveredPercent
States 7 7 100.00 (Not included in score)
Transitions 19 16 84.21
Sequences 0 0

State, Transition and Sequence Details for FSM :: link_state_q
statesLine No.CoveredTests
LinkActive 198 Covered T28,T20,T9
LinkActiveNoSOF 157 Covered T1,T2,T3
LinkDisconnected 145 Covered T1,T2,T3
LinkPowered 151 Covered T1,T2,T3
LinkPoweredSuspended 163 Covered T7,T10,T92
LinkResuming 161 Covered T28,T8,T20
LinkSuspended 196 Covered T28,T8,T20


transitionsLine No.CoveredTests
LinkActive->LinkActiveNoSOF 207 Covered T20,T64,T12
LinkActive->LinkDisconnected 145 Covered T28,T38,T58
LinkActive->LinkSuspended 205 Covered T9,T94,T95
LinkActiveNoSOF->LinkActive 198 Covered T28,T20,T9
LinkActiveNoSOF->LinkDisconnected 145 Covered T28,T7,T8
LinkActiveNoSOF->LinkSuspended 196 Covered T28,T8,T20
LinkDisconnected->LinkPowered 151 Covered T1,T2,T3
LinkPowered->LinkActiveNoSOF 157 Covered T1,T2,T3
LinkPowered->LinkDisconnected 145 Covered T7,T8,T10
LinkPowered->LinkPoweredSuspended 163 Covered T7,T10,T92
LinkPowered->LinkResuming 161 Covered T92,T96,T97
LinkPoweredSuspended->LinkActiveNoSOF 169 Not Covered
LinkPoweredSuspended->LinkDisconnected 145 Covered T7,T98,T99
LinkPoweredSuspended->LinkPowered 172 Covered T10,T92,T16
LinkResuming->LinkActiveNoSOF 186 Covered T28,T8,T20
LinkResuming->LinkDisconnected 145 Not Covered
LinkSuspended->LinkActiveNoSOF 214 Not Covered
LinkSuspended->LinkDisconnected 145 Covered T12,T15,T100
LinkSuspended->LinkResuming 216 Covered T28,T8,T20


Summary for FSM :: link_rst_state_q
TotalCoveredPercent
States 3 3 100.00 (Not included in score)
Transitions 4 4 100.00
Sequences 0 0

State, Transition and Sequence Details for FSM :: link_rst_state_q
statesLine No.CoveredTests
NoRst 262 Covered T1,T2,T3
RstCnt 254 Covered T1,T2,T3
RstPend 266 Covered T1,T2,T3


transitionsLine No.CoveredTests
NoRst->RstCnt 254 Covered T1,T2,T3
RstCnt->NoRst 262 Covered T1,T2,T3
RstCnt->RstPend 266 Covered T1,T2,T3
RstPend->NoRst 277 Covered T1,T2,T3


Summary for FSM :: link_inac_state_q
TotalCoveredPercent
States 3 3 100.00 (Not included in score)
Transitions 4 4 100.00
Sequences 0 0

State, Transition and Sequence Details for FSM :: link_inac_state_q
statesLine No.CoveredTests
Active 323 Covered T1,T2,T3
InactCnt 316 Covered T1,T2,T3
InactPend 326 Covered T28,T7,T8


transitionsLine No.CoveredTests
Active->InactCnt 316 Covered T1,T2,T3
InactCnt->Active 323 Covered T1,T2,T3
InactCnt->InactPend 326 Covered T28,T7,T8
InactPend->Active 337 Covered T28,T7,T8



Branch Coverage for Module : usbdev_linkstate
Line No.TotalCoveredPercent
Branches 56 49 87.50
TERNARY 135 2 2 100.00
IF 144 22 18 81.82
IF 231 2 2 100.00
CASE 250 9 8 88.89
IF 292 2 2 100.00
CASE 311 9 7 77.78
IF 348 2 2 100.00
IF 367 4 4 100.00
IF 380 4 4 100.00

WARNING: The source file /workspace/default/sim-vcs/../src/lowrisc_ip_usbdev_0.1/rtl/usbdev_linkstate.sv' or '../src/lowrisc_ip_usbdev_0.1/rtl/usbdev_linkstate.sv was not found/opened, so annotated branch coverage report could not be generated.

LineNo. Expression -1-: 135 (see_pwr_sense) ?

Branches:
-1-StatusTests
1 Covered T1,T2,T3
0 Covered T1,T2,T3


LineNo. Expression -1-: 144 if (((!see_pwr_sense) || (!usb_pullup_en_i))) -2-: 147 case (link_state_q) -3-: 150 if ((see_pwr_sense & usb_pullup_en_i)) -4-: 156 if (ev_reset) -5-: 158 if (resume_link_active_i) -6-: 162 if (ev_bus_inactive) -7-: 168 if (ev_reset) -8-: 170 if (ev_bus_active) -9-: 184 if ((rx_j_det_i | ev_reset)) -10-: 195 if (ev_bus_inactive) -11-: 197 if (sof_detected_i) -12-: 204 if (ev_bus_inactive) -13-: 206 if (ev_reset) -14-: 212 if (ev_reset) -15-: 215 if (ev_bus_active)

Branches:
-1--2--3--4--5--6--7--8--9--10--11--12--13--14--15-StatusTests
1 - - - - - - - - - - - - - - Covered T1,T2,T3
0 LinkDisconnected 1 - - - - - - - - - - - - Covered T1,T2,T3
0 LinkDisconnected 0 - - - - - - - - - - - - Not Covered
0 LinkPowered - 1 - - - - - - - - - - - Covered T1,T2,T3
0 LinkPowered - 0 1 - - - - - - - - - - Covered T92,T96,T97
0 LinkPowered - 0 0 1 - - - - - - - - - Covered T7,T10,T92
0 LinkPowered - 0 0 0 - - - - - - - - - Covered T1,T2,T3
0 LinkPoweredSuspended - - - - 1 - - - - - - - - Not Covered
0 LinkPoweredSuspended - - - - 0 1 - - - - - - - Covered T10,T92,T16
0 LinkPoweredSuspended - - - - 0 0 - - - - - - - Covered T7,T10,T92
0 LinkResuming - - - - - - 1 - - - - - - Covered T28,T8,T20
0 LinkResuming - - - - - - 0 - - - - - - Covered T28,T8,T20
0 LinkActiveNoSOF - - - - - - - 1 - - - - - Covered T28,T8,T20
0 LinkActiveNoSOF - - - - - - - 0 1 - - - - Covered T28,T20,T9
0 LinkActiveNoSOF - - - - - - - 0 0 - - - - Covered T1,T2,T3
0 LinkActive - - - - - - - - - 1 - - - Covered T9,T94,T95
0 LinkActive - - - - - - - - - 0 1 - - Covered T20,T64,T12
0 LinkActive - - - - - - - - - 0 0 - - Covered T28,T20,T9
0 LinkSuspended - - - - - - - - - - - 1 - Not Covered
0 LinkSuspended - - - - - - - - - - - 0 1 Covered T28,T8,T20
0 LinkSuspended - - - - - - - - - - - 0 0 Covered T28,T8,T20
0 default - - - - - - - - - - - - - Not Covered


LineNo. Expression -1-: 231 if ((!rst_ni))

Branches:
-1-StatusTests
1 Covered T1,T2,T3
0 Covered T1,T2,T3


LineNo. Expression -1-: 250 case (link_rst_state_q) -2-: 253 if (see_se0) -3-: 261 if ((!see_se0)) -4-: 264 if (us_tick_i) -5-: 265 if ((link_rst_timer_q == RESET_TIMEOUT)) -6-: 276 if ((!see_se0))

Branches:
-1--2--3--4--5--6-StatusTests
NoRst 1 - - - - Covered T1,T2,T3
NoRst 0 - - - - Covered T1,T2,T3
RstCnt - 1 - - - Covered T1,T2,T3
RstCnt - 0 1 1 - Covered T1,T2,T3
RstCnt - 0 1 0 - Covered T1,T2,T3
RstCnt - 0 0 - - Covered T1,T2,T3
RstPend - - - - 1 Covered T1,T2,T3
RstPend - - - - 0 Covered T1,T2,T3
default - - - - - Not Covered


LineNo. Expression -1-: 292 if ((!rst_ni))

Branches:
-1-StatusTests
1 Covered T1,T2,T3
0 Covered T1,T2,T3


LineNo. Expression -1-: 311 case (link_inac_state_q) -2-: 315 if (((!ev_bus_active) && monitor_inac)) -3-: 322 if ((ev_bus_active || (!monitor_inac))) -4-: 324 if (us_tick_i) -5-: 325 if ((link_inac_timer_q == SUSPEND_TIMEOUT)) -6-: 336 if ((ev_bus_active || (!monitor_inac)))

Branches:
-1--2--3--4--5--6-StatusTests
Active 1 - - - - Covered T1,T2,T3
Active 0 - - - - Covered T1,T2,T3
InactCnt - 1 - - - Covered T1,T2,T3
InactCnt - 0 1 1 - Covered T28,T7,T8
InactCnt - 0 1 0 - Covered T1,T2,T3
InactCnt - 0 0 - - Covered T1,T2,T3
InactPend - - - - 1 Covered T28,T7,T8
InactPend - - - - 0 Not Covered
default - - - - - Not Covered


LineNo. Expression -1-: 348 if ((!rst_ni))

Branches:
-1-StatusTests
1 Covered T1,T2,T3
0 Covered T1,T2,T3


LineNo. Expression -1-: 367 if ((!rst_ni)) -2-: 370 if (((sof_detected_i || (!link_active_o)) || link_reset)) -3-: 372 if ((sof_missed_o && (!host_lost_o)))

Branches:
-1--2--3-StatusTests
1 - - Covered T1,T2,T3
0 1 - Covered T1,T2,T3
0 0 1 Covered T1,T27,T28
0 0 0 Covered T1,T2,T3


LineNo. Expression -1-: 380 if ((!rst_ni)) -2-: 383 if ((((sof_missed_o || sof_detected_i) || (!link_active_o)) || link_reset)) -3-: 385 if (us_tick_i)

Branches:
-1--2--3-StatusTests
1 - - Covered T1,T2,T3
0 1 - Covered T1,T2,T3
0 0 1 Covered T1,T2,T3
0 0 0 Covered T1,T2,T3


Assert Coverage for Module : usbdev_linkstate
TotalAttemptedPercentSucceeded/MatchedPercent
Assertions 3 3 100.00 3 100.00
Cover properties 0 0 0
Cover sequences 0 0 0
Total 3 3 100.00 3 100.00




Assertion Details

NameAttemptsReal SuccessesFailuresIncomplete
LincInacStateValid_A 579551765 579266161 0 0
LinkRstStateValid_A 579551765 579266161 0 0
LinkStateValid_A 579551765 579266161 0 0


LincInacStateValid_A
NameAttemptsReal SuccessesFailuresIncomplete
Total 579551765 579266161 0 0
T1 55430 55371 0 0
T2 10663 10595 0 0
T3 33356 33302 0 0
T4 124760 124660 0 0
T27 548958 548906 0 0
T28 144634 144626 0 0
T29 17819 17768 0 0
T30 27050 26970 0 0
T31 15434 15369 0 0
T32 12075 12003 0 0

LinkRstStateValid_A
NameAttemptsReal SuccessesFailuresIncomplete
Total 579551765 579266161 0 0
T1 55430 55371 0 0
T2 10663 10595 0 0
T3 33356 33302 0 0
T4 124760 124660 0 0
T27 548958 548906 0 0
T28 144634 144626 0 0
T29 17819 17768 0 0
T30 27050 26970 0 0
T31 15434 15369 0 0
T32 12075 12003 0 0

LinkStateValid_A
NameAttemptsReal SuccessesFailuresIncomplete
Total 579551765 579266161 0 0
T1 55430 55371 0 0
T2 10663 10595 0 0
T3 33356 33302 0 0
T4 124760 124660 0 0
T27 548958 548906 0 0
T28 144634 144626 0 0
T29 17819 17768 0 0
T30 27050 26970 0 0
T31 15434 15369 0 0
T32 12075 12003 0 0

Line Coverage for Instance : tb.dut.usbdev_impl.u_usbdev_linkstate
Line No.TotalCoveredPercent
TOTAL10410197.12
CONT_ASSIGN9211100.00
CONT_ASSIGN9311100.00
CONT_ASSIGN9411100.00
CONT_ASSIGN9611100.00
CONT_ASSIGN9911100.00
CONT_ASSIGN10511100.00
CONT_ASSIGN13311100.00
CONT_ASSIGN13511100.00
ALWAYS139343191.18
ALWAYS23133100.00
ALWAYS2451818100.00
CONT_ASSIGN28911100.00
ALWAYS29255100.00
ALWAYS3071616100.00
ALWAYS34855100.00
CONT_ASSIGN36511100.00
ALWAYS36766100.00
CONT_ASSIGN37811100.00
ALWAYS38066100.00
WARNING: The source file '/workspace/default/sim-vcs/../src/lowrisc_ip_usbdev_0.1/rtl/usbdev_linkstate.sv' or '../src/lowrisc_ip_usbdev_0.1/rtl/usbdev_linkstate.sv' was not found, so annotated line coverage report could not be generated.
Line No.CoveredStatements
92 1 1
93 1 1
94 1 1
96 1 1
99 1 1
105 1 1
133 1 1
135 1 1
139 1 1
140 1 1
144 1 1
145 1 1
147 1 1
150 1 1
151 1 1
==> MISSING_ELSE
156 1 1
157 1 1
158 1 1
161 1 1
162 1 1
163 1 1
MISSING_ELSE
168 1 1
169 0 1
170 1 1
171 1 1
172 1 1
MISSING_ELSE
184 1 1
185 1 1
186 1 1
MISSING_ELSE
195 1 1
196 1 1
197 1 1
198 1 1
MISSING_ELSE
204 1 1
205 1 1
206 1 1
207 1 1
MISSING_ELSE
212 1 1
213 0 1
214 0 1
215 1 1
216 1 1
MISSING_ELSE
Exclude Annotation: VC_COV_UNR
231 1 1
232 1 1
234 1 1
245 1 1
246 1 1
247 1 1
248 1 1
250 1 1
253 1 1
254 1 1
255 1 1
MISSING_ELSE
261 1 1
262 1 1
264 1 1
265 1 1
266 1 1
268 1 1
MISSING_ELSE
276 1 1
277 1 1
278 1 1
MISSING_ELSE
280 1 1
Exclude Annotation: VC_COV_UNR
289 1 1
292 1 1
293 1 1
294 1 1
296 1 1
297 1 1
307 1 1
308 1 1
309 1 1
311 1 1
314 1 1
315 1 1
316 1 1
MISSING_ELSE
322 1 1
323 1 1
324 1 1
325 1 1
326 1 1
327 1 1
329 1 1
MISSING_ELSE
336 1 1
337 1 1
==> MISSING_ELSE
Exclude Annotation: VC_COV_UNR
348 1 1
349 1 1
350 1 1
352 1 1
353 1 1
365 1 1
367 1 1
368 1 1
370 1 1
371 1 1
372 1 1
373 1 1
MISSING_ELSE
378 1 1
380 1 1
381 1 1
383 1 1
384 1 1
385 1 1
386 1 1
MISSING_ELSE


Cond Coverage for Instance : tb.dut.usbdev_impl.u_usbdev_linkstate
TotalCoveredPercent
Conditions676495.52
Logical676495.52
Non-Logical00
Event00

 LINE       92
 EXPRESSION (link_state_q == LinkDisconnected)
            -----------------1----------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       94
 EXPRESSION ((link_state_q == LinkSuspended) || (link_state_q == LinkPoweredSuspended))
             ---------------1---------------    -------------------2------------------
-1--2-StatusTests
00CoveredT1,T2,T3
01CoveredT7,T10,T92
10CoveredT28,T8,T20

 LINE       94
 SUB-EXPRESSION (link_state_q == LinkSuspended)
                ---------------1---------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT28,T8,T20

 LINE       94
 SUB-EXPRESSION (link_state_q == LinkPoweredSuspended)
                -------------------1------------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT7,T10,T92

 LINE       96
 EXPRESSION ((link_state_q == LinkActive) || (link_state_q == LinkActiveNoSOF))
             --------------1-------------    ----------------2----------------
-1--2-StatusTests
00CoveredT1,T2,T3
01CoveredT1,T2,T3
10CoveredT28,T20,T9

 LINE       96
 SUB-EXPRESSION (link_state_q == LinkActive)
                --------------1-------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT28,T20,T9

 LINE       96
 SUB-EXPRESSION (link_state_q == LinkActiveNoSOF)
                ----------------1----------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       105
 EXPRESSION ((usb_dn_i == 1'b0) & (usb_dp_i == 1'b0) & (usb_oe_i == 1'b0))
             ---------1--------   ---------2--------   ---------3--------
-1--2--3-StatusTests
011CoveredT1,T2,T3
101CoveredT1,T2,T3
110CoveredT1,T2,T27
111CoveredT1,T2,T3

 LINE       105
 SUB-EXPRESSION (usb_dn_i == 1'b0)
                ---------1--------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       105
 SUB-EXPRESSION (usb_dp_i == 1'b0)
                ---------1--------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       105
 SUB-EXPRESSION (usb_oe_i == 1'b0)
                ---------1--------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       135
 EXPRESSION (see_pwr_sense ? ((link_state_q == LinkPowered) | link_active_o) : 1'b0)
             ------1------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       135
 SUB-EXPRESSION ((link_state_q == LinkPowered) | link_active_o)
                 --------------1--------------   ------2------
-1--2-StatusTests
00CoveredT1,T2,T3
01CoveredT1,T2,T3
10CoveredT1,T2,T3

 LINE       135
 SUB-EXPRESSION (link_state_q == LinkPowered)
                --------------1--------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       144
 EXPRESSION (((!see_pwr_sense)) || ((!usb_pullup_en_i)))
             ---------1--------    ----------2---------
-1--2-StatusTests
00CoveredT1,T2,T3
01CoveredT28,T4,T7
10CoveredT1,T2,T3

 LINE       150
 EXPRESSION (see_pwr_sense & usb_pullup_en_i)
             ------1------   -------2-------
-1--2-StatusTestsExclude Annotation
01Excluded VC_COV_UNR
10Excluded VC_COV_UNR
11CoveredT1,T2,T3

 LINE       184
 EXPRESSION (rx_j_det_i | ev_reset)
             -----1----   ----2---
-1--2-StatusTests
00CoveredT28,T8,T20
01Not Covered
10CoveredT28,T8,T20

 LINE       265
 EXPRESSION (link_rst_timer_q == RESET_TIMEOUT)
            -----------------1-----------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       315
 EXPRESSION (((!ev_bus_active)) && monitor_inac)
             ---------1--------    ------2-----
-1--2-StatusTests
01CoveredT1,T2,T3
10CoveredT28,T7,T8
11CoveredT1,T2,T3

 LINE       322
 EXPRESSION (ev_bus_active || ((!monitor_inac)))
             ------1------    --------2--------
-1--2-StatusTests
00CoveredT1,T2,T3
01CoveredT28,T7,T8
10CoveredT1,T2,T3

 LINE       325
 EXPRESSION (link_inac_timer_q == SUSPEND_TIMEOUT)
            -------------------1------------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT28,T7,T8

 LINE       336
 EXPRESSION (ev_bus_active || ((!monitor_inac)))
             ------1------    --------2--------
-1--2-StatusTests
00Not Covered
01CoveredT28,T7,T8
10Not Covered

 LINE       370
 EXPRESSION (sof_detected_i || ((!link_active_o)) || link_reset)
             -------1------    ---------2--------    -----3----
-1--2--3-StatusTests
000CoveredT1,T2,T3
001CoveredT1,T2,T3
010CoveredT1,T2,T3
100CoveredT28,T20,T9

 LINE       372
 EXPRESSION (sof_missed_o && ((!host_lost_o)))
             ------1-----    --------2-------
-1--2-StatusTests
01CoveredT1,T2,T3
10CoveredT27,T60,T93
11CoveredT1,T27,T28

 LINE       378
 EXPRESSION (missing_sof_timer == SOF_TIMEOUT)
            -----------------1----------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T27,T28

 LINE       383
 EXPRESSION (sof_missed_o || sof_detected_i || ((!link_active_o)) || link_reset)
             ------1-----    -------2------    ---------3--------    -----4----
-1--2--3--4-StatusTests
0000CoveredT1,T2,T3
0001CoveredT1,T2,T3
0010CoveredT1,T2,T3
0100CoveredT28,T20,T9
1000CoveredT1,T27,T28

FSM Coverage for Instance : tb.dut.usbdev_impl.u_usbdev_linkstate
Summary for FSM :: link_state_q
TotalCoveredPercent
States 7 7 100.00 (Not included in score)
Transitions 17 16 94.12
Sequences 0 0

State, Transition and Sequence Details for FSM :: link_state_q
statesLine No.CoveredTests
LinkActive 198 Covered T28,T20,T9
LinkActiveNoSOF 157 Covered T1,T2,T3
LinkDisconnected 145 Covered T1,T2,T3
LinkPowered 151 Covered T1,T2,T3
LinkPoweredSuspended 163 Covered T7,T10,T92
LinkResuming 161 Covered T28,T8,T20
LinkSuspended 196 Covered T28,T8,T20


transitionsLine No.CoveredTestsExclude Annotation
LinkActive->LinkActiveNoSOF 207 Covered T20,T64,T12
LinkActive->LinkDisconnected 145 Covered T28,T38,T58
LinkActive->LinkSuspended 205 Covered T9,T94,T95
LinkActiveNoSOF->LinkActive 198 Covered T28,T20,T9
LinkActiveNoSOF->LinkDisconnected 145 Covered T28,T7,T8
LinkActiveNoSOF->LinkSuspended 196 Covered T28,T8,T20
LinkDisconnected->LinkPowered 151 Covered T1,T2,T3
LinkPowered->LinkActiveNoSOF 157 Covered T1,T2,T3
LinkPowered->LinkDisconnected 145 Covered T7,T8,T10
LinkPowered->LinkPoweredSuspended 163 Covered T7,T10,T92
LinkPowered->LinkResuming 161 Covered T92,T96,T97
LinkPoweredSuspended->LinkActiveNoSOF 169 Excluded Signal `ev_reset` is delayed relative to the signal `ev_bus_active` which also triggers.
LinkPoweredSuspended->LinkDisconnected 145 Covered T7,T98,T99
LinkPoweredSuspended->LinkPowered 172 Covered T10,T92,T16
LinkResuming->LinkActiveNoSOF 186 Covered T28,T8,T20
LinkResuming->LinkDisconnected 145 Not Covered
LinkSuspended->LinkActiveNoSOF 214 Excluded Signal `ev_reset` is delayed relative to the signal `ev_bus_active` which also triggers.
LinkSuspended->LinkDisconnected 145 Covered T12,T15,T100
LinkSuspended->LinkResuming 216 Covered T28,T8,T20


Summary for FSM :: link_rst_state_q
TotalCoveredPercent
States 3 3 100.00 (Not included in score)
Transitions 4 4 100.00
Sequences 0 0

State, Transition and Sequence Details for FSM :: link_rst_state_q
statesLine No.CoveredTests
NoRst 262 Covered T1,T2,T3
RstCnt 254 Covered T1,T2,T3
RstPend 266 Covered T1,T2,T3


transitionsLine No.CoveredTests
NoRst->RstCnt 254 Covered T1,T2,T3
RstCnt->NoRst 262 Covered T1,T2,T3
RstCnt->RstPend 266 Covered T1,T2,T3
RstPend->NoRst 277 Covered T1,T2,T3


Summary for FSM :: link_inac_state_q
TotalCoveredPercent
States 3 3 100.00 (Not included in score)
Transitions 4 4 100.00
Sequences 0 0

State, Transition and Sequence Details for FSM :: link_inac_state_q
statesLine No.CoveredTests
Active 323 Covered T1,T2,T3
InactCnt 316 Covered T1,T2,T3
InactPend 326 Covered T28,T7,T8


transitionsLine No.CoveredTests
Active->InactCnt 316 Covered T1,T2,T3
InactCnt->Active 323 Covered T1,T2,T3
InactCnt->InactPend 326 Covered T28,T7,T8
InactPend->Active 337 Covered T28,T7,T8



Branch Coverage for Instance : tb.dut.usbdev_impl.u_usbdev_linkstate
Line No.TotalCoveredPercent
Branches 50 49 98.00
TERNARY 135 2 2 100.00
IF 144 18 18 100.00
IF 231 2 2 100.00
CASE 250 8 8 100.00
IF 292 2 2 100.00
CASE 311 8 7 87.50
IF 348 2 2 100.00
IF 367 4 4 100.00
IF 380 4 4 100.00

WARNING: The source file /workspace/default/sim-vcs/../src/lowrisc_ip_usbdev_0.1/rtl/usbdev_linkstate.sv' or '../src/lowrisc_ip_usbdev_0.1/rtl/usbdev_linkstate.sv was not found/opened, so annotated branch coverage report could not be generated.

LineNo. Expression -1-: 135 (see_pwr_sense) ?

Branches:
-1-StatusTests
1 Covered T1,T2,T3
0 Covered T1,T2,T3


LineNo. Expression -1-: 144 if (((!see_pwr_sense) || (!usb_pullup_en_i))) -2-: 147 case (link_state_q) -3-: 150 if ((see_pwr_sense & usb_pullup_en_i)) -4-: 156 if (ev_reset) -5-: 158 if (resume_link_active_i) -6-: 162 if (ev_bus_inactive) -7-: 168 if (ev_reset) -8-: 170 if (ev_bus_active) -9-: 184 if ((rx_j_det_i | ev_reset)) -10-: 195 if (ev_bus_inactive) -11-: 197 if (sof_detected_i) -12-: 204 if (ev_bus_inactive) -13-: 206 if (ev_reset) -14-: 212 if (ev_reset) -15-: 215 if (ev_bus_active)

Branches:
-1--2--3--4--5--6--7--8--9--10--11--12--13--14--15-StatusTestsExclude Annotation
1 - - - - - - - - - - - - - - Covered T1,T2,T3
0 LinkDisconnected 1 - - - - - - - - - - - - Covered T1,T2,T3
0 LinkDisconnected 0 - - - - - - - - - - - - Excluded VC_COV_UNR
0 LinkPowered - 1 - - - - - - - - - - - Covered T1,T2,T3
0 LinkPowered - 0 1 - - - - - - - - - - Covered T92,T96,T97
0 LinkPowered - 0 0 1 - - - - - - - - - Covered T7,T10,T92
0 LinkPowered - 0 0 0 - - - - - - - - - Covered T1,T2,T3
0 LinkPoweredSuspended - - - - 1 - - - - - - - - Excluded Signal `ev_reset` is delayed relative to the signal `ev_bus_active` which also triggers.
0 LinkPoweredSuspended - - - - 0 1 - - - - - - - Covered T10,T92,T16
0 LinkPoweredSuspended - - - - 0 0 - - - - - - - Covered T7,T10,T92
0 LinkResuming - - - - - - 1 - - - - - - Covered T28,T8,T20
0 LinkResuming - - - - - - 0 - - - - - - Covered T28,T8,T20
0 LinkActiveNoSOF - - - - - - - 1 - - - - - Covered T28,T8,T20
0 LinkActiveNoSOF - - - - - - - 0 1 - - - - Covered T28,T20,T9
0 LinkActiveNoSOF - - - - - - - 0 0 - - - - Covered T1,T2,T3
0 LinkActive - - - - - - - - - 1 - - - Covered T9,T94,T95
0 LinkActive - - - - - - - - - 0 1 - - Covered T20,T64,T12
0 LinkActive - - - - - - - - - 0 0 - - Covered T28,T20,T9
0 LinkSuspended - - - - - - - - - - - 1 - Excluded Signal `ev_reset` is delayed relative to the signal `ev_bus_active` which also triggers.
0 LinkSuspended - - - - - - - - - - - 0 1 Covered T28,T8,T20
0 LinkSuspended - - - - - - - - - - - 0 0 Covered T28,T8,T20
0 default - - - - - - - - - - - - - Excluded VC_COV_UNR


LineNo. Expression -1-: 231 if ((!rst_ni))

Branches:
-1-StatusTests
1 Covered T1,T2,T3
0 Covered T1,T2,T3


LineNo. Expression -1-: 250 case (link_rst_state_q) -2-: 253 if (see_se0) -3-: 261 if ((!see_se0)) -4-: 264 if (us_tick_i) -5-: 265 if ((link_rst_timer_q == RESET_TIMEOUT)) -6-: 276 if ((!see_se0))

Branches:
-1--2--3--4--5--6-StatusTestsExclude Annotation
NoRst 1 - - - - Covered T1,T2,T3
NoRst 0 - - - - Covered T1,T2,T3
RstCnt - 1 - - - Covered T1,T2,T3
RstCnt - 0 1 1 - Covered T1,T2,T3
RstCnt - 0 1 0 - Covered T1,T2,T3
RstCnt - 0 0 - - Covered T1,T2,T3
RstPend - - - - 1 Covered T1,T2,T3
RstPend - - - - 0 Covered T1,T2,T3
default - - - - - Excluded VC_COV_UNR


LineNo. Expression -1-: 292 if ((!rst_ni))

Branches:
-1-StatusTests
1 Covered T1,T2,T3
0 Covered T1,T2,T3


LineNo. Expression -1-: 311 case (link_inac_state_q) -2-: 315 if (((!ev_bus_active) && monitor_inac)) -3-: 322 if ((ev_bus_active || (!monitor_inac))) -4-: 324 if (us_tick_i) -5-: 325 if ((link_inac_timer_q == SUSPEND_TIMEOUT)) -6-: 336 if ((ev_bus_active || (!monitor_inac)))

Branches:
-1--2--3--4--5--6-StatusTestsExclude Annotation
Active 1 - - - - Covered T1,T2,T3
Active 0 - - - - Covered T1,T2,T3
InactCnt - 1 - - - Covered T1,T2,T3
InactCnt - 0 1 1 - Covered T28,T7,T8
InactCnt - 0 1 0 - Covered T1,T2,T3
InactCnt - 0 0 - - Covered T1,T2,T3
InactPend - - - - 1 Covered T28,T7,T8
InactPend - - - - 0 Not Covered
default - - - - - Excluded VC_COV_UNR


LineNo. Expression -1-: 348 if ((!rst_ni))

Branches:
-1-StatusTests
1 Covered T1,T2,T3
0 Covered T1,T2,T3


LineNo. Expression -1-: 367 if ((!rst_ni)) -2-: 370 if (((sof_detected_i || (!link_active_o)) || link_reset)) -3-: 372 if ((sof_missed_o && (!host_lost_o)))

Branches:
-1--2--3-StatusTests
1 - - Covered T1,T2,T3
0 1 - Covered T1,T2,T3
0 0 1 Covered T1,T27,T28
0 0 0 Covered T1,T2,T3


LineNo. Expression -1-: 380 if ((!rst_ni)) -2-: 383 if ((((sof_missed_o || sof_detected_i) || (!link_active_o)) || link_reset)) -3-: 385 if (us_tick_i)

Branches:
-1--2--3-StatusTests
1 - - Covered T1,T2,T3
0 1 - Covered T1,T2,T3
0 0 1 Covered T1,T2,T3
0 0 0 Covered T1,T2,T3


Assert Coverage for Instance : tb.dut.usbdev_impl.u_usbdev_linkstate
TotalAttemptedPercentSucceeded/MatchedPercent
Assertions 3 3 100.00 3 100.00
Cover properties 0 0 0
Cover sequences 0 0 0
Total 3 3 100.00 3 100.00




Assertion Details

NameAttemptsReal SuccessesFailuresIncomplete
LincInacStateValid_A 579551765 579266161 0 0
LinkRstStateValid_A 579551765 579266161 0 0
LinkStateValid_A 579551765 579266161 0 0


LincInacStateValid_A
NameAttemptsReal SuccessesFailuresIncomplete
Total 579551765 579266161 0 0
T1 55430 55371 0 0
T2 10663 10595 0 0
T3 33356 33302 0 0
T4 124760 124660 0 0
T27 548958 548906 0 0
T28 144634 144626 0 0
T29 17819 17768 0 0
T30 27050 26970 0 0
T31 15434 15369 0 0
T32 12075 12003 0 0

LinkRstStateValid_A
NameAttemptsReal SuccessesFailuresIncomplete
Total 579551765 579266161 0 0
T1 55430 55371 0 0
T2 10663 10595 0 0
T3 33356 33302 0 0
T4 124760 124660 0 0
T27 548958 548906 0 0
T28 144634 144626 0 0
T29 17819 17768 0 0
T30 27050 26970 0 0
T31 15434 15369 0 0
T32 12075 12003 0 0

LinkStateValid_A
NameAttemptsReal SuccessesFailuresIncomplete
Total 579551765 579266161 0 0
T1 55430 55371 0 0
T2 10663 10595 0 0
T3 33356 33302 0 0
T4 124760 124660 0 0
T27 548958 548906 0 0
T28 144634 144626 0 0
T29 17819 17768 0 0
T30 27050 26970 0 0
T31 15434 15369 0 0
T32 12075 12003 0 0

0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100%