Unified Coverage Report :: Module :: spi_readcmd

Module : spi_readcmd

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
92.19	96.32	100.00		80.00	84.62	100.00

Source File(s) :
/workspace/default/sim-vcs/../src/lowrisc_ip_spi_device_0.1/rtl/spi_readcmd.sv

Module self-instances :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
tb.dut.u_readcmd	92.19	96.32	100.00		80.00	84.62	100.00

---

Module Instance : tb.dut.u_readcmd

Instance :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
92.19	96.32	100.00		80.00	84.62	100.00

Instance's subtree :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
93.14	97.16	93.19		87.50	87.82	100.00

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
95.39	96.31	94.03	97.00		93.33	96.30	dut

Subtrees :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
u_addr_latch_pulse	100.00	100.00	100.00			100.00
u_readbuffer	96.23	97.30	97.14			90.48	100.00
u_readsram	94.65	97.81	85.71		100.00	89.71	100.00

---

Since this is the module's only instance, the coverage report is the same as for the module.

Line Coverage for Module : spi_readcmd

	Line No.	Total	Covered	Percent
TOTAL		136	131	96.32
CONT_ASSIGN	179	1	1	100.00
CONT_ASSIGN	182	1	1	100.00
CONT_ASSIGN	185	1	1	100.00
CONT_ASSIGN	188	1	1	100.00
CONT_ASSIGN	328	1	1	100.00
CONT_ASSIGN	335	1	1	100.00
ALWAYS	348	4	4	100.00
ALWAYS	364	4	4	100.00
CONT_ASSIGN	373	1	1	100.00
ALWAYS	376	12	12	100.00
CONT_ASSIGN	399	1	1	100.00
CONT_ASSIGN	400	1	1	100.00
CONT_ASSIGN	403	1	1	100.00
CONT_ASSIGN	419	1	1	100.00
ALWAYS	422	3	3	100.00
ALWAYS	430	7	7	100.00
ALWAYS	451	6	6	100.00
CONT_ASSIGN	460	1	1	100.00
ALWAYS	464	12	12	100.00
CONT_ASSIGN	491	1	1	100.00
CONT_ASSIGN	492	1	1	100.00
CONT_ASSIGN	495	1	1	100.00
CONT_ASSIGN	496	1	1	100.00
ALWAYS	508	8	8	100.00
CONT_ASSIGN	524	1	1	100.00
ALWAYS	529	5	5	100.00
ALWAYS	547	4	4	100.00
CONT_ASSIGN	560	1	1	100.00
ALWAYS	570	3	3	100.00
ALWAYS	578	48	43	89.58
CONT_ASSIGN	715	1	1	100.00
CONT_ASSIGN	716	1	1	100.00

WARNING: The source file '/workspace/default/sim-vcs/../src/lowrisc_ip_spi_device_0.1/rtl/spi_readcmd.sv' or '../src/lowrisc_ip_spi_device_0.1/rtl/spi_readcmd.sv' was not found, so annotated line coverage report could not be generated.

Line No.	Covered	Statements
179	1	1
182	1	1
185	1	1
188	1	1
328	1	1
335	1	1
348	1	1
349	1	1
350	1	1
351	1	1
			MISSING_ELSE
364	1	1
365	1	1
366	1	1
369	1	1
			MISSING_ELSE
373	1	1
376	1	1
377	1	1
379	1	1
381	1	1
382	1	1
385	1	1
386	1	1
388	1	1
389	1	1
390	1	1
392	1	1
393	1	1
			MISSING_ELSE
399	1	1
400	1	1
403	1	1
419	1	1
422	1	1
423	1	1
425	1	1
430	1	1
431	1	1
438	1	1
440	1	1
441	1	1
442	1	1
444	1	1
			==> MISSING_ELSE
451	1	1
452	1	1
453	1	1
455	1	1
456	1	1
457	1	1
			MISSING_ELSE
460	1	1
464	1	1
465	1	1
466	1	1
467	1	1
468	1	1
469	1	1
470	1	1
473	1	1
474	1	1
475	1	1
476	1	1
477	1	1
			MISSING_ELSE
491	1	1
492	1	1
495	1	1
496	1	1
508	2	2
509	1	1
511	1	1
512	1	1
515	1	1
516	1	1
518	1	1
			MISSING_ELSE
524	1	1
529	1	1
530	1	1
531	1	1
533	1	1
534	1	1
547	1	1
548	1	1
549	1	1
555	1	1
			MISSING_ELSE
560	1	1
570	1	1
571	1	1
573	1	1
578	1	1
580	1	1
583	1	1
584	1	1
585	1	1
586	1	1
588	1	1
589	1	1
591	1	1
592	1	1
594	1	1
596	1	1
597	1	1
599	1	1
601	1	1
604	1	1
606	1	1
			MISSING_ELSE
611	1	1
613	1	1
614	1	1
			MISSING_ELSE
617	1	1
620	1	1
626	1	1
629	1	1
630	1	1
631	1	1
636	1	1
638	1	1
643	0	1
			MISSING_ELSE
654	0	1
655	0	1
657	0	1
			==> MISSING_ELSE
662	1	1
663	1	1
664	1	1
665	1	1
			MISSING_ELSE
670	1	1
674	1	1
679	1	1
680	1	1
681	1	1
682	1	1
686	1	1
688	1	1
691	1	1
694	1	1
695	1	1
			MISSING_ELSE
700	0	1
715	1	1
716	1	1

---

Cond Coverage for Module : spi_readcmd

	Total	Covered	Percent
Conditions	66	66	100.00
Logical	66	66	100.00
Non-Logical	0	0
Event	0	0

 LINE       328
 EXPRESSION (sel_dp_i == DpReadSFDP)
            ------------1-----------

-1-	Status	Tests
0	Covered	T1,T4,T2
1	Covered	T3,T11,T5

 LINE       335
 EXPRESSION (spi_mode_i == FlashMode)
            ------------1------------

-1-	Status	Tests
0	Covered	T1,T4,T2
1	Covered	T1,T4,T2

 LINE       366
 EXPRESSION ((main_st == MainOutput) && (sel_dp_i == DpReadCmd) && addr_latch_en && ( ! (mailbox_en_i && addr_q_in_mailbox) ) && spid_in_flashmode)
             -----------1-----------    -----------2-----------    ------3------    --------------------4--------------------    --------5--------

-1-	-2-	-3-	-4-	-5-	Status	Tests
0	1	1	1	1	Covered	T3,T10,T5
1	0	1	1	1	Covered	T3,T5,T6
1	1	0	1	1	Covered	T10,T37,T38
1	1	1	0	1	Covered	T3,T10,T5
1	1	1	1	0	Covered	T9,T11,T14
1	1	1	1	1	Covered	T10,T37,T38

 LINE       366
 SUB-EXPRESSION (main_st == MainOutput)
                -----------1-----------

-1-	Status	Tests
0	Covered	T1,T4,T2
1	Covered	T3,T9,T10

 LINE       366
 SUB-EXPRESSION (sel_dp_i == DpReadCmd)
                -----------1-----------

-1-	Status	Tests
0	Covered	T1,T4,T2
1	Covered	T3,T9,T10

 LINE       366
 SUB-EXPRESSION ( ! (mailbox_en_i && addr_q_in_mailbox) )
                    -----------------1-----------------

-1-	Status	Tests
0	Covered	T1,T4,T2
1	Covered	T3,T9,T10

 LINE       366
 SUB-EXPRESSION (mailbox_en_i && addr_q_in_mailbox)
                 ------1-----    --------2--------

-1-	-2-	Status	Tests
0	1	Covered	T1,T2,T13
1	0	Covered	T4,T3,T9
1	1	Covered	T3,T9,T10

 LINE       386
 EXPRESSION (addr_shift_en && s2p_valid_i)
             ------1------    -----2-----

-1-	-2-	Status	Tests
0	1	Covered	T1,T4,T2
1	0	Covered	T3,T9,T10
1	1	Covered	T3,T9,T10

 LINE       399
 EXPRESSION (addr_cnt_d == 5'd2)
            ----------1---------

-1-	Status	Tests
0	Covered	T1,T4,T2
1	Covered	T3,T9,T10

 LINE       400
 EXPRESSION (addr_cnt_d == 5'b1)
            ----------1---------

-1-	Status	Tests
0	Covered	T1,T4,T2
1	Covered	T3,T9,T10

 LINE       403
 EXPRESSION (addr_cnt_d == 5'b0)
            ----------1---------

-1-	Status	Tests
0	Covered	T1,T4,T2
1	Covered	T1,T4,T2

 LINE       438
 EXPRESSION ((cmdinfo_addr_mode == Addr4B) ? 5'd31 : 5'd23)
             --------------1--------------

-1-	Status	Tests
0	Covered	T3,T10,T11
1	Covered	T3,T9,T10

 LINE       438
 SUB-EXPRESSION (cmdinfo_addr_mode == Addr4B)
                --------------1--------------

-1-	Status	Tests
0	Covered	T3,T10,T11
1	Covered	T3,T9,T10

 LINE       440
 EXPRESSION (addr_cnt_q == '0)
            ---------1--------

-1-	Status	Tests
0	Covered	T3,T9,T10
1	Covered	T1,T4,T2

 LINE       495
 EXPRESSION (mailbox_masked_addr_d == mailbox_addr_i)
            --------------------1--------------------

-1-	Status	Tests
0	Covered	T1,T4,T2
1	Covered	T1,T4,T2

 LINE       496
 EXPRESSION (mailbox_masked_addr_q == mailbox_addr_i)
            --------------------1--------------------

-1-	Status	Tests
0	Covered	T1,T4,T2
1	Covered	T1,T4,T2

 LINE       509
 EXPRESSION (sram_req && mailbox_en_i && cfg_intercept_en_mbx_i && addr_d_in_mailbox)
             ----1---    ------2-----    -----------3----------    --------4--------

-1-	-2-	-3-	-4-	Status	Tests
0	1	1	1	Covered	T3,T9,T10
1	0	1	1	Covered	T11,T18,T15
1	1	0	1	Covered	T3,T5,T6
1	1	1	0	Covered	T3,T9,T10
1	1	1	1	Covered	T3,T9,T10

 LINE       512
 EXPRESSION (mailbox_en_i && cfg_intercept_en_mbx_i && addr_d_in_mailbox && (bitcnt == 3'b0))
             ------1-----    -----------2----------    --------3--------    --------4-------

-1-	-2-	-3-	-4-	Status	Tests
0	1	1	1	Covered	T11,T18,T15
1	0	1	1	Covered	T3,T14,T5
1	1	0	1	Covered	T4,T3,T9
1	1	1	0	Covered	T3,T9,T10
1	1	1	1	Covered	T3,T9,T10

 LINE       512
 SUB-EXPRESSION (bitcnt == 3'b0)
                --------1-------

-1-	Status	Tests
0	Covered	T3,T9,T10
1	Covered	T1,T4,T2

 LINE       516
 EXPRESSION (((!addr_d_in_mailbox)) && (bitcnt == 3'b0))
             -----------1----------    --------2-------

-1-	-2-	Status	Tests
0	1	Covered	T1,T2,T3
1	0	Covered	T3,T9,T10
1	1	Covered	T4,T3,T9

 LINE       516
 SUB-EXPRESSION (bitcnt == 3'b0)
                --------1-------

-1-	Status	Tests
0	Covered	T3,T9,T10
1	Covered	T1,T4,T2

 LINE       560
 EXPRESSION ((main_st == MainOutput) && (addr_q[9:0] == '1))
             -----------1-----------    ---------2---------

-1-	-2-	Status	Tests
0	1	Covered	T37,T15,T17
1	0	Covered	T3,T9,T10
1	1	Covered	T3,T9,T10

 LINE       560
 SUB-EXPRESSION (main_st == MainOutput)
                -----------1-----------

-1-	Status	Tests
0	Covered	T1,T4,T2
1	Covered	T3,T9,T10

 LINE       560
 SUB-EXPRESSION (addr_q[9:0] == '1)
                ---------1---------

-1-	Status	Tests
0	Covered	T1,T4,T2
1	Covered	T3,T9,T10

 LINE       686
 EXPRESSION (bitcnt == 3'b0)
            --------1-------

-1-	Status	Tests
0	Covered	T3,T9,T10
1	Covered	T3,T9,T10

 LINE       729
 EXPRESSION (sel_dp_i == DpReadSFDP)
            ------------1-----------

-1-	Status	Tests
0	Covered	T1,T4,T2
1	Covered	T3,T11,T5

---

FSM Coverage for Module : spi_readcmd

Summary for FSM :: main_st

	Total	Covered	Percent
States	5	4	80.00	(Not included in score)
Transitions	5	4	80.00
Sequences	0	0

State, Transition and Sequence Details for FSM :: main_st

---

states	Line No.	Covered	Tests
MainAddress	604	Covered	T3,T9,T10
MainDummy	636	Covered	T3,T9,T10
MainError	647	Not Covered
MainMByte	643	Excluded
MainOutput	629	Covered	T3,T9,T10
MainReset	600	Covered	T1,T4,T2

transitions	Line No.	Covered	Tests
MainAddress->MainDummy	636	Covered	T3,T9,T10
MainAddress->MainError	647	Not Covered
MainAddress->MainMByte	643	Excluded
MainAddress->MainOutput	629	Covered	T3,T11,T14
MainDummy->MainOutput	663	Covered	T3,T9,T10
MainMByte->MainDummy	655	Excluded
MainReset->MainAddress	604	Covered	T3,T9,T10

---

Branch Coverage for Module : spi_readcmd

	Line No.	Total	Covered	Percent
Branches		65	55	84.62
IF	348	3	3	100.00
IF	364	3	3	100.00
IF	379	5	5	100.00
IF	422	2	2	100.00
IF	431	5	4	80.00
IF	451	4	4	100.00
IF	464	10	8	80.00
IF	508	5	5	100.00
IF	529	2	2	100.00
IF	547	3	3	100.00
IF	570	2	2	100.00
CASE	599	21	14	66.67

WARNING: The source file /workspace/default/sim-vcs/../src/lowrisc_ip_spi_device_0.1/rtl/spi_readcmd.sv' or '../src/lowrisc_ip_spi_device_0.1/rtl/spi_readcmd.sv was not found/opened, so annotated branch coverage report could not be generated.

	LineNo.	Expression
-1-:	348	if ((!rst_ni))
-2-:	350	if (addr_latch_en)

Branches:

-1-	-2-	Status	Tests
1	-	Covered	T1,T4,T2
0	1	Covered	T3,T9,T10
0	0	Covered	T1,T4,T2

	LineNo.	Expression
-1-:	364	if ((!sys_rst_ni))
-2-:	366	if ((((((main_st == MainOutput) && (sel_dp_i == DpReadCmd)) && addr_latch_en) && (!(mailbox_en_i && addr_q_in_mailbox))) && spid_in_flashmode))

Branches:

-1-	-2-	Status	Tests
1	-	Covered	T1,T4,T2
0	1	Covered	T10,T37,T38
0	0	Covered	T1,T4,T2

	LineNo.	Expression
-1-:	379	if (addr_ready_in_word)
-2-:	382	if (addr_ready_in_halfword)
-3-:	386	if ((addr_shift_en && s2p_valid_i))
-4-:	390	if (addr_inc)

Branches:

-1-	-2-	-3-	-4-	Status	Tests
1	-	-	-	Covered	T3,T9,T10
0	1	-	-	Covered	T3,T9,T10
0	0	1	-	Covered	T3,T9,T10
0	0	0	1	Covered	T3,T9,T10
0	0	0	0	Covered	T1,T4,T2

	LineNo.	Expression
-1-:	422	if ((!rst_ni))

Branches:

-1-	Status	Tests
1	Covered	T1,T4,T2
0	Covered	T1,T4,T2

	LineNo.	Expression
-1-:	431	if (addr_cnt_set)
-2-:	438	((cmdinfo_addr_mode == Addr4B)) ? 
-3-:	440	if ((addr_cnt_q == '0))
-4-:	442	if (addr_shift_en)

Branches:

-1-	-2-	-3-	-4-	Status	Tests
1	1	-	-	Covered	T3,T9,T10
1	0	-	-	Covered	T3,T10,T11
0	-	1	-	Covered	T1,T4,T2
0	-	0	1	Covered	T3,T9,T10
0	-	0	0	Not Covered

	LineNo.	Expression
-1-:	451	if ((!rst_ni))
-2-:	453	if (load_dummycnt)
-3-:	456	if ((!dummycnt_eq_zero))

Branches:

-1-	-2-	-3-	Status	Tests
1	-	-	Covered	T1,T4,T2
0	1	-	Covered	T3,T9,T10
0	0	1	Covered	T3,T9,T10
0	0	0	Covered	T1,T4,T2

	LineNo.	Expression
-1-:	464	if ((!rst_ni))
-2-:	466	if (bitcnt_update)
-3-:	467	case (cmd_info_i.payload_en)
-4-:	473	if (bitcnt_dec)
-5-:	474	case (cmd_info_i.payload_en)

Branches:

-1-	-2-	-3-	-4-	-5-	Status	Tests
1	-	-	-	-	Covered	T1,T4,T2
0	1	4'b0010	-	-	Covered	T3,T10,T11
0	1	4'b0011	-	-	Covered	T3,T9,T10
0	1	4'b1111	-	-	Covered	T3,T9,T10
0	1	default	-	-	Not Covered
0	0	-	1	4'b0010	Covered	T3,T10,T11
0	0	-	1	4'b0011	Covered	T3,T9,T10
0	0	-	1	4'b1111	Covered	T3,T9,T10
0	0	-	1	default	Not Covered
0	0	-	0	-	Covered	T1,T4,T2

	LineNo.	Expression
-1-:	508	if ((!rst_ni))
-2-:	509	if ((((sram_req && mailbox_en_i) && cfg_intercept_en_mbx_i) && addr_d_in_mailbox))
-3-:	512	if ((((mailbox_en_i && cfg_intercept_en_mbx_i) && addr_d_in_mailbox) && (bitcnt == 3'b0)))
-4-:	516	if (((!addr_d_in_mailbox) && (bitcnt == 3'b0)))

Branches:

-1-	-2-	-3-	-4-	Status	Tests
1	-	-	-	Covered	T1,T4,T2
0	1	-	-	Covered	T3,T9,T10
0	0	1	-	Covered	T3,T9,T10
0	0	0	1	Covered	T4,T3,T9
0	0	0	0	Covered	T1,T2,T3

	LineNo.	Expression
-1-:	529	if ((!rst_ni))

Branches:

-1-	Status	Tests
1	Covered	T1,T4,T2
0	Covered	T1,T4,T2

	LineNo.	Expression
-1-:	547	if ((!sys_rst_ni))
-2-:	549	if (readbuf_flip)

Branches:

-1-	-2-	Status	Tests
1	-	Covered	T1,T4,T2
0	1	Covered	T3,T9,T10
0	0	Covered	T1,T4,T2

	LineNo.	Expression
-1-:	570	if ((!rst_ni))

Branches:

-1-	Status	Tests
1	Covered	T1,T4,T2
0	Covered	T1,T4,T2

	LineNo.	Expression
-1-:	599	case (main_st)
-2-:	601	if ((sel_dp_i inside {DpReadCmd, DpReadSFDP}))
-3-:	613	if (addr_ready_in_word)
-4-:	617	if (addr_latched)
-5-:	626	case ({cmd_info_i.mbyte_en, cmd_info_i.dummy_en})
-6-:	654	if (s2p_valid_i)
-7-:	662	if (dummycnt_eq_zero)
-8-:	679	case (cmd_info_i.payload_en)
-9-:	686	if ((bitcnt == 3'b0))

Branches:

-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	Status	Tests
MainReset	1	-	-	-	-	-	-	-	Covered	T3,T9,T10
MainReset	0	-	-	-	-	-	-	-	Covered	T1,T4,T2
MainAddress	-	1	-	-	-	-	-	-	Covered	T3,T9,T10
MainAddress	-	0	-	-	-	-	-	-	Covered	T3,T9,T10
MainAddress	-	-	1	2'b00	-	-	-	-	Covered	T3,T11,T14
MainAddress	-	-	1	2'b01	-	-	-	-	Covered	T3,T9,T10
MainAddress	-	-	1	2'b1z	-	-	-	-	Not Covered
MainAddress	-	-	1	default	-	-	-	-	Not Covered
MainAddress	-	-	0	-	-	-	-	-	Covered	T3,T9,T10
MainMByte	-	-	-	-	1	-	-	-	Not Covered
MainMByte	-	-	-	-	0	-	-	-	Not Covered
MainDummy	-	-	-	-	-	1	-	-	Covered	T3,T9,T10
MainDummy	-	-	-	-	-	0	-	-	Covered	T3,T9,T10
MainOutput	-	-	-	-	-	-	4'b0010	-	Covered	T3,T10,T11
MainOutput	-	-	-	-	-	-	4'b0011	-	Covered	T3,T9,T10
MainOutput	-	-	-	-	-	-	4'b1111	-	Covered	T3,T9,T10
MainOutput	-	-	-	-	-	-	default	-	Not Covered
MainOutput	-	-	-	-	-	-	-	1	Covered	T3,T9,T10
MainOutput	-	-	-	-	-	-	-	0	Covered	T3,T9,T10
MainError	-	-	-	-	-	-	-	-	Not Covered
default	-	-	-	-	-	-	-	-	Not Covered

---

Assert Coverage for Module : spi_readcmd

	Total	Attempted	Percent	Succeeded/Matched	Percent
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

Name	Attempts	Real Successes	Failures	Incomplete
AddrIncNotAssertInAddressState_A	377358845	4634133	0	0
MailboxSizeMatch_M	377358845	320917221	0	0
ValidCmdConfig_A	377358845	222448	0	0

AddrIncNotAssertInAddressState_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	377358845	4634133	0	0
T3	152345	13672	0	0
T5	0	7012	0	0
T6	0	9215	0	0
T7	671220	0	0	0
T8	68994	0	0	0
T9	101788	15788	0	0
T10	78745	9820	0	0
T11	33589	1284	0	0
T13	62565	0	0	0
T14	96658	512	0	0
T15	0	56459	0	0
T18	0	4734	0	0
T19	622	0	0	0
T31	1296	0	0	0
T37	0	3812	0	0

MailboxSizeMatch_M

Name	Attempts	Real Successes	Failures	Incomplete
Total	377358845	320917221	0	0
T1	419394	419392	0	0
T2	1537	1536	0	0
T3	152345	104658	0	0
T4	10518	10368	0	0
T7	671220	333312	0	0
T8	0	68992	0	0
T9	101788	101288	0	0
T10	78745	77988	0	0
T11	33589	33328	0	0
T12	1537	1536	0	0
T13	62565	0	0	0

ValidCmdConfig_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	377358845	222448	0	0
T3	152345	1438	0	0
T5	0	645	0	0
T6	0	853	0	0
T7	671220	0	0	0
T8	68994	0	0	0
T9	101788	310	0	0
T10	78745	392	0	0
T11	33589	246	0	0
T13	62565	0	0	0
T14	96658	46	0	0
T15	0	1947	0	0
T18	0	540	0	0
T19	622	0	0	0
T31	1296	0	0	0
T37	0	232	0	0