Module Definition
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Module : i2c_bus_monitor
SCORELINECONDTOGGLEFSMBRANCHASSERT
89.23 96.26 89.25 81.82 89.58

Source File(s) :
/workspace/default/sim-vcs/../src/lowrisc_ip_i2c_0.1/rtl/i2c_bus_monitor.sv

Module self-instances :
NAMESCORELINECONDTOGGLEFSMBRANCHASSERT
tb.dut.i2c_core.u_i2c_bus_monitor 89.23 96.26 89.25 81.82 89.58



Module Instance : tb.dut.i2c_core.u_i2c_bus_monitor

Instance :
SCORELINECONDTOGGLEFSMBRANCHASSERT
89.23 96.26 89.25 81.82 89.58


Instance's subtree :
SCORELINECONDTOGGLEFSMBRANCHASSERT
89.23 96.26 89.25 81.82 89.58


Parent :
SCORELINECONDTOGGLEFSMBRANCHASSERTNAME
92.58 97.74 79.23 93.33 100.00 i2c_core


Subtrees :
NAMESCORELINECONDTOGGLEFSMBRANCHASSERT
no children


Since this is the module's only instance, the coverage report is the same as for the module.
Line Coverage for Module : i2c_bus_monitor
Line No.TotalCoveredPercent
TOTAL10710396.26
CONT_ASSIGN3711100.00
ALWAYS4033100.00
ALWAYS5055100.00
ALWAYS8266100.00
ALWAYS9266100.00
ALWAYS10266100.00
CONT_ASSIGN11211100.00
CONT_ASSIGN11311100.00
CONT_ASSIGN11411100.00
CONT_ASSIGN11711100.00
CONT_ASSIGN11811100.00
CONT_ASSIGN11911100.00
CONT_ASSIGN12711100.00
CONT_ASSIGN13711100.00
ALWAYS14733100.00
ALWAYS1589888.89
ALWAYS189464597.83
ALWAYS2759888.89
ALWAYS2933266.67
CONT_ASSIGN30311100.00
CONT_ASSIGN30411100.00
WARNING: The source file '/workspace/default/sim-vcs/../src/lowrisc_ip_i2c_0.1/rtl/i2c_bus_monitor.sv' or '../src/lowrisc_ip_i2c_0.1/rtl/i2c_bus_monitor.sv' was not found, so annotated line coverage report could not be generated.
Line No.CoveredStatements
37 1 1
40 1 1
41 1 1
43 1 1
50 1 1
51 1 1
52 1 1
54 1 1
55 1 1
82 1 1
83 1 1
84 1 1
85 1 1
86 1 1
87 1 1
MISSING_ELSE
92 1 1
93 1 1
94 1 1
95 1 1
96 1 1
97 1 1
MISSING_ELSE
102 1 1
103 1 1
104 1 1
105 1 1
106 1 1
107 1 1
MISSING_ELSE
112 1 1
113 1 1
114 1 1
117 1 1
118 1 1
119 1 1
127 1 1
137 1 1
147 1 1
148 1 1
150 1 1
158 1 1
159 1 1
160 1 1
163 1 1
166 0 1
MISSING_ELSE
168 1 1
169 1 1
170 1 1
171 1 1
MISSING_ELSE
189 1 1
190 1 1
191 1 1
192 1 1
193 1 1
194 1 1
196 1 1
198 1 1
200 1 1
201 1 1
202 1 1
203 1 1
MISSING_ELSE
208 1 1
210 1 1
211 1 1
212 1 1
213 1 1
214 1 1
215 1 1
216 1 1
217 1 1
218 1 1
219 1 1
220 1 1
221 1 1
223 0 1
MISSING_ELSE
225 1 1
230 1 1
MISSING_ELSE
235 1 1
237 1 1
238 1 1
239 1 1
240 1 1
241 1 1
242 1 1
243 1 1
244 1 1
245 1 1
251 1 1
252 1 1
253 1 1
MISSING_ELSE
MISSING_ELSE
259 1 1
261 1 1
262 1 1
263 1 1
264 1 1
MISSING_ELSE
275 1 1
276 1 1
277 1 1
278 1 1
279 1 1
280 1 1
283 0 1
285 1 1
288 1 1
293 1 1
294 0 1
299 1 1
303 1 1
304 1 1


Cond Coverage for Module : i2c_bus_monitor
TotalCoveredPercent
Conditions938389.25
Logical938389.25
Non-Logical00
Event00

 LINE       37
 EXPRESSION (controller_enable_i | target_enable_i | multi_controller_enable_i)
             ---------1---------   -------2-------   ------------3------------
-1--2--3-StatusTests
000CoveredT1,T2,T3
001Not Covered
010CoveredT1,T3,T4
100CoveredT2,T6,T9

 LINE       84
 EXPRESSION (start_det_trigger || stop_det_trigger)
             --------1--------    --------2-------
-1--2-StatusTests
00CoveredT1,T2,T3
01CoveredT1,T3,T4
10CoveredT1,T2,T3

 LINE       86
 EXPRESSION (start_det_pending || stop_det_pending)
             --------1--------    --------2-------
-1--2-StatusTests
00CoveredT1,T2,T3
01CoveredT1,T3,T4
10CoveredT1,T2,T3

 LINE       96
 EXPRESSION (((!monitor_enable)) || ((!scl_i)) || start_det || stop_det_trigger)
             ---------1---------    -----2----    ----3----    --------4-------
-1--2--3--4-StatusTests
0000CoveredT1,T2,T3
0001CoveredT1,T3,T4
0010CoveredT1,T2,T3
0100CoveredT1,T2,T3
1000CoveredT1,T2,T3

 LINE       106
 EXPRESSION (((!monitor_enable)) || ((!scl_i)) || stop_det || start_det_trigger)
             ---------1---------    -----2----    ----3---    --------4--------
-1--2--3--4-StatusTests
0000CoveredT1,T2,T3
0001CoveredT1,T2,T3
0010CoveredT1,T3,T4
0100CoveredT1,T2,T3
1000CoveredT1,T2,T3

 LINE       112
 EXPRESSION (monitor_enable && ((scl_i_q && scl_i) & (sda_i_q && ((!sda_i)))))
             -------1------    -----------------------2----------------------
-1--2-StatusTests
01CoveredT72,T73,T74
10CoveredT1,T2,T3
11CoveredT1,T2,T3

 LINE       112
 SUB-EXPRESSION ((scl_i_q && scl_i) & (sda_i_q && ((!sda_i))))
                 ---------1--------   -----------2-----------
-1--2-StatusTests
01CoveredT1,T2,T3
10CoveredT1,T2,T3
11CoveredT1,T2,T3

 LINE       112
 SUB-EXPRESSION (scl_i_q && scl_i)
                 ---1---    --2--
-1--2-StatusTests
01CoveredT1,T2,T3
10CoveredT1,T2,T3
11CoveredT1,T2,T3

 LINE       112
 SUB-EXPRESSION (sda_i_q && ((!sda_i)))
                 ---1---    -----2----
-1--2-StatusTests
01CoveredT1,T2,T3
10CoveredT1,T2,T3
11CoveredT1,T2,T3

 LINE       113
 EXPRESSION (monitor_enable && start_det_pending && (ctrl_det_count >= 14'(thd_dat_i)))
             -------1------    --------2--------    -----------------3----------------
-1--2--3-StatusTests
011Not Covered
101CoveredT1,T2,T3
110CoveredT6,T9,T13
111CoveredT1,T2,T3

 LINE       117
 EXPRESSION (monitor_enable && ((scl_i_q && scl_i) & (((!sda_i_q)) && sda_i)))
             -------1------    -----------------------2----------------------
-1--2-StatusTests
01Not Covered
10CoveredT1,T2,T3
11CoveredT1,T3,T4

 LINE       117
 SUB-EXPRESSION ((scl_i_q && scl_i) & (((!sda_i_q)) && sda_i))
                 ---------1--------   -----------2-----------
-1--2-StatusTests
01CoveredT1,T2,T3
10CoveredT1,T2,T3
11CoveredT1,T3,T4

 LINE       117
 SUB-EXPRESSION (scl_i_q && scl_i)
                 ---1---    --2--
-1--2-StatusTests
01CoveredT1,T2,T3
10CoveredT1,T2,T3
11CoveredT1,T2,T3

 LINE       117
 SUB-EXPRESSION (((!sda_i_q)) && sda_i)
                 ------1-----    --2--
-1--2-StatusTests
01CoveredT1,T2,T3
10CoveredT1,T2,T3
11CoveredT1,T2,T3

 LINE       118
 EXPRESSION (monitor_enable && stop_det_pending && (ctrl_det_count >= 14'(thd_dat_i)))
             -------1------    --------2-------    -----------------3----------------
-1--2--3-StatusTests
011Not Covered
101CoveredT1,T2,T3
110CoveredT6,T9,T13
111CoveredT1,T3,T4

 LINE       127
 EXPRESSION (scl_i && (sda_i == sda_i_q))
             --1--    ---------2--------
-1--2-StatusTests
01CoveredT1,T2,T3
10CoveredT1,T2,T3
11CoveredT1,T2,T3

 LINE       127
 SUB-EXPRESSION (sda_i == sda_i_q)
                ---------1--------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       160
 EXPRESSION (monitor_enable && ((!monitor_enable_q)))
             -------1------    ----------2----------
-1--2-StatusTests
01CoveredT1,T2,T3
10CoveredT1,T2,T3
11CoveredT1,T2,T3

 LINE       170
 EXPRESSION (bus_release_cnt_dec && (bus_release_cnt != '0))
             ---------1---------    -----------2-----------
-1--2-StatusTests
01CoveredT9,T11,T12
10CoveredT1,T2,T3
11CoveredT1,T3,T4

 LINE       170
 SUB-EXPRESSION (bus_release_cnt != '0)
                -----------1-----------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T3,T4

 LINE       200
 EXPRESSION (((!scl_i)) || ((!sda_i)))
             -----1----    -----2----
-1--2-StatusTests
00CoveredT1,T2,T3
01CoveredT1,T3,T4
10CoveredT9,T67,T48

 LINE       214
 EXPRESSION (bus_idling && bus_inactive_timeout_en)
             -----1----    -----------2-----------
-1--2-StatusTests
01CoveredT1,T3,T4
10CoveredT2,T6,T9
11CoveredT1,T3,T4

 LINE       225
 EXPRESSION (bus_release_cnt == 30'b1)
            -------------1------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T3,T4

 LINE       245
 EXPRESSION (bus_release_cnt == 30'b1)
            -------------1------------
-1-StatusTests
0CoveredT1,T3,T4
1CoveredT67,T48,T75

 LINE       261
 EXPRESSION (((!scl_i)) || ((!sda_i)))
             -----1----    -----2----
-1--2-StatusTests
00CoveredT1,T3,T4
01CoveredT1,T52,T67
10CoveredT19,T28,T76

 LINE       263
 EXPRESSION (bus_release_cnt == 30'b1)
            -------------1------------
-1-StatusTests
0CoveredT1,T3,T4
1CoveredT1,T3,T4

 LINE       279
 EXPRESSION (monitor_enable && ((!monitor_enable_q)))
             -------1------    ----------2----------
-1--2-StatusTests
01Not Covered
10CoveredT1,T2,T3
11CoveredT1,T2,T3

 LINE       294
 EXPRESSION (state_q == StBusFree)
            -----------1----------
-1-StatusTests
0Not Covered
1Not Covered

 LINE       299
 EXPRESSION (state_q != StBusBusyStop)
            -------------1------------
-1-StatusTests
0CoveredT1,T3,T4
1CoveredT1,T2,T3

 LINE       303
 EXPRESSION (bus_active_timeout_det_d && ((!bus_active_timeout_det_q)))
             ------------1-----------    --------------2--------------
-1--2-StatusTests
01CoveredT1,T2,T3
10Not Covered
11Not Covered

 LINE       304
 EXPRESSION (((!target_idle_i)) && bus_inactive_timeout_det)
             ---------1--------    ------------2-----------
-1--2-StatusTests
01Not Covered
10CoveredT1,T3,T4
11CoveredT67,T48,T75

FSM Coverage for Module : i2c_bus_monitor
Summary for FSM :: state_q
TotalCoveredPercent
States 4 4 100.00 (Not included in score)
Transitions 11 9 81.82
Sequences 0 0

State, Transition and Sequence Details for FSM :: state_q
statesLine No.CoveredTests
StBusBusyHigh 283 Covered T1,T3,T4
StBusBusyLow 201 Covered T1,T2,T3
StBusBusyStop 211 Covered T1,T3,T4
StBusFree 278 Covered T1,T2,T3


transitionsLine No.CoveredTests
StBusBusyHigh->StBusBusyLow 242 Covered T1,T3,T4
StBusBusyHigh->StBusBusyStop 238 Covered T49,T50
StBusBusyHigh->StBusFree 278 Covered T67,T48,T75
StBusBusyLow->StBusBusyHigh 283 Covered T1,T3,T4
StBusBusyLow->StBusBusyStop 211 Covered T1,T3,T4
StBusBusyLow->StBusFree 278 Covered T9,T11,T12
StBusBusyStop->StBusBusyHigh 283 Not Covered
StBusBusyStop->StBusBusyLow 262 Covered T1,T52,T67
StBusBusyStop->StBusFree 278 Covered T1,T3,T4
StBusFree->StBusBusyHigh 283 Not Covered
StBusFree->StBusBusyLow 201 Covered T1,T2,T3



Branch Coverage for Module : i2c_bus_monitor
Line No.TotalCoveredPercent
Branches 48 43 89.58
IF 40 2 2 100.00
IF 50 2 2 100.00
IF 82 4 4 100.00
IF 92 4 4 100.00
IF 102 4 4 100.00
IF 147 2 2 100.00
IF 158 6 5 83.33
CASE 196 17 15 88.24
IF 275 5 4 80.00
IF 293 2 1 50.00

WARNING: The source file /workspace/default/sim-vcs/../src/lowrisc_ip_i2c_0.1/rtl/i2c_bus_monitor.sv' or '../src/lowrisc_ip_i2c_0.1/rtl/i2c_bus_monitor.sv was not found/opened, so annotated branch coverage report could not be generated.

LineNo. Expression -1-: 40 if ((!rst_ni))

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


LineNo. Expression -1-: 50 if ((!rst_ni))

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


LineNo. Expression -1-: 82 if ((!rst_ni)) -2-: 84 if ((start_det_trigger || stop_det_trigger)) -3-: 86 if ((start_det_pending || stop_det_pending))

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


LineNo. Expression -1-: 92 if ((!rst_ni)) -2-: 94 if (start_det_trigger) -3-: 96 if (((((!monitor_enable) || (!scl_i)) || start_det) || stop_det_trigger))

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


LineNo. Expression -1-: 102 if ((!rst_ni)) -2-: 104 if (stop_det_trigger) -3-: 106 if (((((!monitor_enable) || (!scl_i)) || stop_det) || start_det_trigger))

Branches:
-1--2--3-StatusTests
1 - - Covered T1,T2,T3
0 1 - Covered T1,T3,T4
0 0 1 Covered T1,T2,T3
0 0 0 Covered T1,T2,T3


LineNo. Expression -1-: 147 if ((!rst_ni))

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


LineNo. Expression -1-: 158 if ((!rst_ni)) -2-: 160 if ((monitor_enable && (!monitor_enable_q))) -3-: 163 if (multi_controller_enable_i) -4-: 168 if (bus_release_cnt_load) -5-: 170 if ((bus_release_cnt_dec && (bus_release_cnt != '0)))

Branches:
-1--2--3--4--5-StatusTests
1 - - - - Covered T1,T2,T3
0 1 1 - - Not Covered
0 1 0 - - Covered T1,T2,T3
0 0 - 1 - Covered T1,T2,T3
0 0 - 0 1 Covered T1,T3,T4
0 0 - 0 0 Covered T1,T2,T3


LineNo. Expression -1-: 196 case (state_q) -2-: 200 if (((!scl_i) || (!sda_i))) -3-: 210 if (stop_det) -4-: 214 if ((bus_idling && bus_inactive_timeout_en)) -5-: 218 if (scl_i) -6-: 221 if (bus_active_timeout_det_q) -7-: 225 if ((bus_release_cnt == 30'b1)) -8-: 237 if (stop_det) -9-: 241 if ((!bus_idling)) -10-: 245 if ((bus_release_cnt == 30'b1)) -11-: 252 if (sda_i) -12-: 261 if (((!scl_i) || (!sda_i))) -13-: 263 if ((bus_release_cnt == 30'b1))

Branches:
-1--2--3--4--5--6--7--8--9--10--11--12--13-StatusTests
StBusFree 1 - - - - - - - - - - - Covered T1,T2,T3
StBusFree 0 - - - - - - - - - - - Covered T1,T2,T3
StBusBusyLow - 1 - - - - - - - - - - Covered T1,T3,T4
StBusBusyLow - 0 1 - - - - - - - - - Covered T1,T3,T4
StBusBusyLow - 0 0 1 1 - - - - - - - Not Covered
StBusBusyLow - 0 0 1 0 - - - - - - - Covered T2,T6,T9
StBusBusyLow - 0 0 0 - 1 - - - - - - Covered T1,T3,T4
StBusBusyLow - 0 0 0 - 0 - - - - - - Covered T1,T2,T3
StBusBusyHigh - - - - - - 1 - - - - - Covered T49,T50
StBusBusyHigh - - - - - - 0 1 - - - - Covered T1,T3,T4
StBusBusyHigh - - - - - - 0 0 1 1 - - Covered T67,T48,T75
StBusBusyHigh - - - - - - 0 0 1 0 - - Covered T67,T48,T75
StBusBusyHigh - - - - - - 0 0 0 - - - Covered T1,T3,T4
StBusBusyStop - - - - - - - - - - 1 - Covered T1,T52,T67
StBusBusyStop - - - - - - - - - - 0 1 Covered T1,T3,T4
StBusBusyStop - - - - - - - - - - 0 0 Covered T1,T3,T4
default - - - - - - - - - - - - Not Covered


LineNo. Expression -1-: 275 if ((!rst_ni)) -2-: 277 if ((!monitor_enable)) -3-: 279 if ((monitor_enable && (!monitor_enable_q))) -4-: 280 if (multi_controller_enable_i)

Branches:
-1--2--3--4-StatusTests
1 - - - Covered T1,T2,T3
0 1 - - Covered T1,T2,T3
0 0 1 1 Not Covered
0 0 1 0 Covered T1,T2,T3
0 0 0 - Covered T1,T2,T3


LineNo. Expression -1-: 293 if (multi_controller_enable_i)

Branches:
-1-StatusTests
1 Not Covered
0 Covered T1,T2,T3

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