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

Module : usbdev_linkstate
SCORELINECONDTOGGLEFSMBRANCHASSERT
71.11 78.85 75.36 37.04 64.29 100.00

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 71.11 78.85 75.36 37.04 64.29 100.00



Module Instance : tb.dut.usbdev_impl.u_usbdev_linkstate

Instance :
SCORELINECONDTOGGLEFSMBRANCHASSERT
71.11 78.85 75.36 37.04 64.29 100.00


Instance's subtree :
SCORELINECONDTOGGLEFSMBRANCHASSERT
74.09 82.81 80.00 37.04 70.59 100.00


Parent :
SCORELINECONDTOGGLEFSMBRANCHASSERTNAME
94.76 96.55 91.57 90.91 100.00 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


Since this is the module's only instance, the coverage report is the same as for the module.
Line Coverage for Module : usbdev_linkstate
Line No.TotalCoveredPercent
TOTAL1048278.85
CONT_ASSIGN9211100.00
CONT_ASSIGN9311100.00
CONT_ASSIGN9411100.00
CONT_ASSIGN9611100.00
CONT_ASSIGN9911100.00
CONT_ASSIGN10511100.00
CONT_ASSIGN13311100.00
CONT_ASSIGN13511100.00
ALWAYS139341647.06
ALWAYS23133100.00
ALWAYS2451818100.00
CONT_ASSIGN28911100.00
ALWAYS29255100.00
ALWAYS307161275.00
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 0 1
162 1 1
163 0 1
MISSING_ELSE
168 0 1
169 0 1
170 0 1
171 0 1
172 0 1
==> MISSING_ELSE
184 0 1
185 0 1
186 0 1
==> MISSING_ELSE
195 1 1
196 0 1
197 1 1
198 1 1
MISSING_ELSE
204 1 1
205 0 1
206 1 1
207 0 1
MISSING_ELSE
212 0 1
213 0 1
214 0 1
215 0 1
216 0 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 0 1
327 0 1
329 1 1
MISSING_ELSE
336 0 1
337 0 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
Conditions695275.36
Logical695275.36
Non-Logical00
Event00

 LINE       92
 EXPRESSION (link_state_q == LinkDisconnected)
            -----------------1----------------
-1-StatusTests
0CoveredT2,T3,T4
1CoveredT2,T3,T4

 LINE       94
 EXPRESSION ((link_state_q == LinkSuspended) || (link_state_q == LinkPoweredSuspended))
             ---------------1---------------    -------------------2------------------
-1--2-StatusTests
00CoveredT2,T3,T4
01Not Covered
10Not Covered

 LINE       94
 SUB-EXPRESSION (link_state_q == LinkSuspended)
                ---------------1---------------
-1-StatusTests
0CoveredT2,T3,T4
1Not Covered

 LINE       94
 SUB-EXPRESSION (link_state_q == LinkPoweredSuspended)
                -------------------1------------------
-1-StatusTests
0CoveredT2,T3,T4
1Not Covered

 LINE       96
 EXPRESSION ((link_state_q == LinkActive) || (link_state_q == LinkActiveNoSOF))
             --------------1-------------    ----------------2----------------
-1--2-StatusTests
00CoveredT2,T3,T4
01CoveredT2,T3,T4
10CoveredT8,T9,T10

 LINE       96
 SUB-EXPRESSION (link_state_q == LinkActive)
                --------------1-------------
-1-StatusTests
0CoveredT2,T3,T4
1CoveredT8,T9,T10

 LINE       96
 SUB-EXPRESSION (link_state_q == LinkActiveNoSOF)
                ----------------1----------------
-1-StatusTests
0CoveredT2,T3,T4
1CoveredT2,T3,T4

 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
011CoveredT2,T3,T4
101CoveredT2,T3,T4
110CoveredT2,T3,T4
111CoveredT2,T3,T4

 LINE       105
 SUB-EXPRESSION (usb_dn_i == 1'b0)
                ---------1--------
-1-StatusTests
0CoveredT2,T3,T4
1CoveredT2,T3,T4

 LINE       105
 SUB-EXPRESSION (usb_dp_i == 1'b0)
                ---------1--------
-1-StatusTests
0CoveredT2,T3,T4
1CoveredT2,T3,T4

 LINE       105
 SUB-EXPRESSION (usb_oe_i == 1'b0)
                ---------1--------
-1-StatusTests
0CoveredT2,T3,T4
1CoveredT2,T3,T4

 LINE       135
 EXPRESSION (see_pwr_sense ? ((link_state_q == LinkPowered) | link_active_o) : 1'b0)
             ------1------
-1-StatusTests
0CoveredT2,T3,T4
1CoveredT2,T3,T4

 LINE       135
 SUB-EXPRESSION ((link_state_q == LinkPowered) | link_active_o)
                 --------------1--------------   ------2------
-1--2-StatusTests
00CoveredT2,T3,T4
01CoveredT2,T3,T4
10CoveredT2,T3,T4

 LINE       135
 SUB-EXPRESSION (link_state_q == LinkPowered)
                --------------1--------------
-1-StatusTests
0CoveredT2,T3,T4
1CoveredT2,T3,T4

 LINE       144
 EXPRESSION (((!see_pwr_sense)) || ((!usb_pullup_en_i)))
             ---------1--------    ----------2---------
-1--2-StatusTests
00CoveredT2,T3,T4
01CoveredT2,T3,T4
10Not Covered

 LINE       150
 EXPRESSION (see_pwr_sense & usb_pullup_en_i)
             ------1------   -------2-------
-1--2-StatusTests
01Not Covered
10Not Covered
11CoveredT2,T3,T4

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

 LINE       265
 EXPRESSION (link_rst_timer_q == RESET_TIMEOUT)
            -----------------1-----------------
-1-StatusTests
0CoveredT2,T3,T4
1CoveredT2,T3,T4

 LINE       315
 EXPRESSION (((!ev_bus_active)) && monitor_inac)
             ---------1--------    ------2-----
-1--2-StatusTests
01CoveredT2,T3,T4
10CoveredT2,T3,T4
11CoveredT2,T3,T4

 LINE       322
 EXPRESSION (ev_bus_active || ((!monitor_inac)))
             ------1------    --------2--------
-1--2-StatusTests
00CoveredT2,T3,T4
01Not Covered
10CoveredT2,T3,T4

 LINE       325
 EXPRESSION (link_inac_timer_q == SUSPEND_TIMEOUT)
            -------------------1------------------
-1-StatusTests
0CoveredT2,T3,T4
1Not Covered

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

 LINE       370
 EXPRESSION (sof_detected_i || ((!link_active_o)) || link_reset)
             -------1------    ---------2--------    -----3----
-1--2--3-StatusTests
000CoveredT2,T3,T4
001Not Covered
010CoveredT2,T3,T4
100CoveredT8,T9,T10

 LINE       372
 EXPRESSION (sof_missed_o && ((!host_lost_o)))
             ------1-----    --------2-------
-1--2-StatusTests
01CoveredT2,T3,T4
10CoveredT3,T11,T12
11CoveredT3,T9,T11

 LINE       378
 EXPRESSION (missing_sof_timer == SOF_TIMEOUT)
            -----------------1----------------
-1-StatusTests
0CoveredT2,T3,T4
1CoveredT3,T9,T11

 LINE       383
 EXPRESSION (sof_missed_o || sof_detected_i || ((!link_active_o)) || link_reset)
             ------1-----    -------2------    ---------3--------    -----4----
-1--2--3--4-StatusTests
0000CoveredT2,T3,T4
0001Not Covered
0010CoveredT2,T3,T4
0100CoveredT8,T9,T10
1000CoveredT3,T9,T11

FSM Coverage for Module : usbdev_linkstate
Summary for FSM :: link_state_q
TotalCoveredPercent
States 7 4 57.14 (Not included in score)
Transitions 19 4 21.05
Sequences 0 0

State, Transition and Sequence Details for FSM :: link_state_q
statesLine No.CoveredTests
LinkActive 198 Covered T8,T9,T10
LinkActiveNoSOF 157 Covered T2,T3,T4
LinkDisconnected 145 Covered T2,T3,T4
LinkPowered 151 Covered T2,T3,T4
LinkPoweredSuspended 163 Not Covered
LinkResuming 161 Not Covered
LinkSuspended 196 Not Covered


transitionsLine No.CoveredTests
LinkActive->LinkActiveNoSOF 207 Not Covered
LinkActive->LinkDisconnected 145 Not Covered
LinkActive->LinkSuspended 205 Not Covered
LinkActiveNoSOF->LinkActive 198 Covered T8,T9,T10
LinkActiveNoSOF->LinkDisconnected 145 Not Covered
LinkActiveNoSOF->LinkSuspended 196 Not Covered
LinkDisconnected->LinkPowered 151 Covered T2,T3,T4
LinkPowered->LinkActiveNoSOF 157 Covered T2,T3,T4
LinkPowered->LinkDisconnected 145 Covered T13,T14,T15
LinkPowered->LinkPoweredSuspended 163 Not Covered
LinkPowered->LinkResuming 161 Not Covered
LinkPoweredSuspended->LinkActiveNoSOF 169 Not Covered
LinkPoweredSuspended->LinkDisconnected 145 Not Covered
LinkPoweredSuspended->LinkPowered 172 Not Covered
LinkResuming->LinkActiveNoSOF 186 Not Covered
LinkResuming->LinkDisconnected 145 Not Covered
LinkSuspended->LinkActiveNoSOF 214 Not Covered
LinkSuspended->LinkDisconnected 145 Not Covered
LinkSuspended->LinkResuming 216 Not Covered


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 T2,T3,T4
RstCnt 254 Covered T2,T3,T4
RstPend 266 Covered T2,T3,T4


transitionsLine No.CoveredTests
NoRst->RstCnt 254 Covered T2,T3,T4
RstCnt->NoRst 262 Covered T2,T3,T4
RstCnt->RstPend 266 Covered T2,T3,T4
RstPend->NoRst 277 Covered T2,T3,T4


Summary for FSM :: link_inac_state_q
TotalCoveredPercent
States 3 2 66.67 (Not included in score)
Transitions 4 2 50.00
Sequences 0 0

State, Transition and Sequence Details for FSM :: link_inac_state_q
statesLine No.CoveredTests
Active 323 Covered T2,T3,T4
InactCnt 316 Covered T2,T3,T4
InactPend 326 Not Covered


transitionsLine No.CoveredTests
Active->InactCnt 316 Covered T2,T3,T4
InactCnt->Active 323 Covered T2,T3,T4
InactCnt->InactPend 326 Not Covered
InactPend->Active 337 Not Covered



Branch Coverage for Module : usbdev_linkstate
Line No.TotalCoveredPercent
Branches 56 36 64.29
TERNARY 135 2 2 100.00
IF 144 22 7 31.82
IF 231 2 2 100.00
CASE 250 9 8 88.89
IF 292 2 2 100.00
CASE 311 9 5 55.56
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 T2,T3,T4
0 Covered T2,T3,T4


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 T2,T3,T4
0 LinkDisconnected 1 - - - - - - - - - - - - Covered T2,T3,T4
0 LinkDisconnected 0 - - - - - - - - - - - - Not Covered
0 LinkPowered - 1 - - - - - - - - - - - Covered T2,T3,T4
0 LinkPowered - 0 1 - - - - - - - - - - Not Covered
0 LinkPowered - 0 0 1 - - - - - - - - - Not Covered
0 LinkPowered - 0 0 0 - - - - - - - - - Covered T2,T3,T4
0 LinkPoweredSuspended - - - - 1 - - - - - - - - Not Covered
0 LinkPoweredSuspended - - - - 0 1 - - - - - - - Not Covered
0 LinkPoweredSuspended - - - - 0 0 - - - - - - - Not Covered
0 LinkResuming - - - - - - 1 - - - - - - Not Covered
0 LinkResuming - - - - - - 0 - - - - - - Not Covered
0 LinkActiveNoSOF - - - - - - - 1 - - - - - Not Covered
0 LinkActiveNoSOF - - - - - - - 0 1 - - - - Covered T8,T9,T10
0 LinkActiveNoSOF - - - - - - - 0 0 - - - - Covered T2,T3,T4
0 LinkActive - - - - - - - - - 1 - - - Not Covered
0 LinkActive - - - - - - - - - 0 1 - - Not Covered
0 LinkActive - - - - - - - - - 0 0 - - Covered T8,T9,T10
0 LinkSuspended - - - - - - - - - - - 1 - Not Covered
0 LinkSuspended - - - - - - - - - - - 0 1 Not Covered
0 LinkSuspended - - - - - - - - - - - 0 0 Not Covered
0 default - - - - - - - - - - - - - Not Covered


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

Branches:
-1-StatusTests
1 Covered T2,T3,T4
0 Covered T2,T3,T4


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 T2,T3,T4
NoRst 0 - - - - Covered T2,T3,T4
RstCnt - 1 - - - Covered T2,T3,T4
RstCnt - 0 1 1 - Covered T2,T3,T4
RstCnt - 0 1 0 - Covered T2,T3,T4
RstCnt - 0 0 - - Covered T2,T3,T4
RstPend - - - - 1 Covered T2,T3,T4
RstPend - - - - 0 Covered T2,T3,T4
default - - - - - Not Covered


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

Branches:
-1-StatusTests
1 Covered T2,T3,T4
0 Covered T2,T3,T4


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 T2,T3,T4
Active 0 - - - - Covered T2,T3,T4
InactCnt - 1 - - - Covered T2,T3,T4
InactCnt - 0 1 1 - Not Covered
InactCnt - 0 1 0 - Covered T2,T3,T4
InactCnt - 0 0 - - Covered T2,T3,T4
InactPend - - - - 1 Not Covered
InactPend - - - - 0 Not Covered
default - - - - - Not Covered


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

Branches:
-1-StatusTests
1 Covered T2,T3,T4
0 Covered T2,T3,T4


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 T2,T3,T4
0 1 - Covered T2,T3,T4
0 0 1 Covered T3,T9,T11
0 0 0 Covered T2,T3,T4


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 T2,T3,T4
0 1 - Covered T2,T3,T4
0 0 1 Covered T2,T3,T4
0 0 0 Covered T2,T3,T4


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 521136041 521016730 0 0
LinkRstStateValid_A 521136041 521016730 0 0
LinkStateValid_A 521136041 521016730 0 0


LincInacStateValid_A
NameAttemptsReal SuccessesFailuresIncomplete
Total 521136041 521016730 0 0
T2 404108 404027 0 0
T3 100693 100686 0 0
T4 402380 402321 0 0
T5 403198 403136 0 0
T16 404660 404590 0 0
T17 403437 403385 0 0
T18 404421 404324 0 0
T19 406067 405981 0 0
T20 403970 403898 0 0
T21 5992 5909 0 0

LinkRstStateValid_A
NameAttemptsReal SuccessesFailuresIncomplete
Total 521136041 521016730 0 0
T2 404108 404027 0 0
T3 100693 100686 0 0
T4 402380 402321 0 0
T5 403198 403136 0 0
T16 404660 404590 0 0
T17 403437 403385 0 0
T18 404421 404324 0 0
T19 406067 405981 0 0
T20 403970 403898 0 0
T21 5992 5909 0 0

LinkStateValid_A
NameAttemptsReal SuccessesFailuresIncomplete
Total 521136041 521016730 0 0
T2 404108 404027 0 0
T3 100693 100686 0 0
T4 402380 402321 0 0
T5 403198 403136 0 0
T16 404660 404590 0 0
T17 403437 403385 0 0
T18 404421 404324 0 0
T19 406067 405981 0 0
T20 403970 403898 0 0
T21 5992 5909 0 0

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