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
89.30	93.62	90.32		87.50	84.15	90.91

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
91.62	93.89	84.31	96.94		87.50	95.45	dut

Subtrees :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
u_addr_latch_pulse	100.00	100.00	100.00			100.00
u_readbuffer	68.17	83.51	82.93			72.92	33.33
u_readsram	95.10	97.79	86.54		100.00	91.18	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	184	1	1	100.00
CONT_ASSIGN	187	1	1	100.00
CONT_ASSIGN	190	1	1	100.00
CONT_ASSIGN	193	1	1	100.00
CONT_ASSIGN	334	1	1	100.00
CONT_ASSIGN	341	1	1	100.00
ALWAYS	354	4	4	100.00
ALWAYS	370	4	4	100.00
CONT_ASSIGN	379	1	1	100.00
ALWAYS	382	12	12	100.00
CONT_ASSIGN	405	1	1	100.00
CONT_ASSIGN	406	1	1	100.00
CONT_ASSIGN	409	1	1	100.00
CONT_ASSIGN	425	1	1	100.00
ALWAYS	428	3	3	100.00
ALWAYS	436	7	7	100.00
ALWAYS	457	6	6	100.00
CONT_ASSIGN	466	1	1	100.00
ALWAYS	470	12	12	100.00
CONT_ASSIGN	497	1	1	100.00
CONT_ASSIGN	498	1	1	100.00
CONT_ASSIGN	501	1	1	100.00
CONT_ASSIGN	502	1	1	100.00
ALWAYS	514	8	8	100.00
CONT_ASSIGN	530	1	1	100.00
ALWAYS	535	5	5	100.00
ALWAYS	553	4	4	100.00
CONT_ASSIGN	566	1	1	100.00
ALWAYS	576	3	3	100.00
ALWAYS	584	48	43	89.58
CONT_ASSIGN	721	1	1	100.00
CONT_ASSIGN	722	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
184	1	1
187	1	1
190	1	1
193	1	1
334	1	1
341	1	1
354	1	1
355	1	1
356	1	1
357	1	1
			MISSING_ELSE
370	1	1
371	1	1
372	1	1
375	1	1
			MISSING_ELSE
379	1	1
382	1	1
383	1	1
385	1	1
387	1	1
388	1	1
391	1	1
392	1	1
394	1	1
395	1	1
396	1	1
398	1	1
399	1	1
			MISSING_ELSE
405	1	1
406	1	1
409	1	1
425	1	1
428	1	1
429	1	1
431	1	1
436	1	1
437	1	1
444	1	1
446	1	1
447	1	1
448	1	1
450	1	1
			==> MISSING_ELSE
457	1	1
458	1	1
459	1	1
461	1	1
462	1	1
463	1	1
			MISSING_ELSE
466	1	1
470	1	1
471	1	1
472	1	1
473	1	1
474	1	1
475	1	1
476	1	1
479	1	1
480	1	1
481	1	1
482	1	1
483	1	1
			MISSING_ELSE
497	1	1
498	1	1
501	1	1
502	1	1
514	2	2
515	1	1
517	1	1
518	1	1
521	1	1
522	1	1
524	1	1
			MISSING_ELSE
530	1	1
535	1	1
536	1	1
537	1	1
539	1	1
540	1	1
553	1	1
554	1	1
555	1	1
561	1	1
			MISSING_ELSE
566	1	1
576	1	1
577	1	1
579	1	1
584	1	1
586	1	1
589	1	1
590	1	1
591	1	1
592	1	1
594	1	1
595	1	1
597	1	1
598	1	1
600	1	1
602	1	1
603	1	1
605	1	1
607	1	1
610	1	1
612	1	1
			MISSING_ELSE
617	1	1
619	1	1
620	1	1
			MISSING_ELSE
623	1	1
626	1	1
632	1	1
635	1	1
636	1	1
637	1	1
642	1	1
644	1	1
649	0	1
			MISSING_ELSE
660	0	1
661	0	1
663	0	1
			==> MISSING_ELSE
668	1	1
669	1	1
670	1	1
671	1	1
			MISSING_ELSE
676	1	1
680	1	1
685	1	1
686	1	1
687	1	1
688	1	1
692	1	1
694	1	1
697	1	1
700	1	1
701	1	1
			MISSING_ELSE
706	0	1
721	1	1
722	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       334
 EXPRESSION (sel_dp_i == DpReadSFDP)
            ------------1-----------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T7,T13,T15

 LINE       341
 EXPRESSION (spi_mode_i == FlashMode)
            ------------1------------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T1,T2,T3

 LINE       372
 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,T5,T7
1	0	1	1	1	Covered	T7,T13,T42
1	1	0	1	1	Covered	T3,T5,T14
1	1	1	0	1	Covered	T7,T13,T41
1	1	1	1	0	Covered	T8,T12,T15
1	1	1	1	1	Covered	T3,T5,T14

 LINE       372
 SUB-EXPRESSION (main_st == MainOutput)
                -----------1-----------

-1-	Status	Tests
0	Covered	T2,T3,T4
1	Covered	T3,T5,T7

 LINE       372
 SUB-EXPRESSION (sel_dp_i == DpReadCmd)
                -----------1-----------

-1-	Status	Tests
0	Covered	T2,T3,T4
1	Covered	T3,T5,T7

 LINE       372
 SUB-EXPRESSION ( ! (mailbox_en_i && addr_q_in_mailbox) )
                    -----------------1-----------------

-1-	Status	Tests
0	Covered	T2,T3,T4
1	Covered	T7,T9,T12

 LINE       372
 SUB-EXPRESSION (mailbox_en_i && addr_q_in_mailbox)
                 ------1-----    --------2--------

-1-	-2-	Status	Tests
0	1	Covered	T2,T4,T8
1	0	Covered	T3,T7,T9
1	1	Covered	T7,T9,T12

 LINE       392
 EXPRESSION (addr_shift_en && s2p_valid_i)
             ------1------    -----2-----

-1-	-2-	Status	Tests
0	1	Covered	T3,T5,T6
1	0	Covered	T3,T5,T7
1	1	Covered	T3,T5,T7

 LINE       405
 EXPRESSION (addr_cnt_d == 5'd2)
            ----------1---------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T3,T5,T7

 LINE       406
 EXPRESSION (addr_cnt_d == 5'b1)
            ----------1---------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T3,T5,T7

 LINE       409
 EXPRESSION (addr_cnt_d == 5'b0)
            ----------1---------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T1,T2,T3

 LINE       444
 EXPRESSION ((cmdinfo_addr_mode == Addr4B) ? 5'd31 : 5'd23)
             --------------1--------------

-1-	Status	Tests
0	Covered	T3,T5,T7
1	Covered	T3,T5,T7

 LINE       444
 SUB-EXPRESSION (cmdinfo_addr_mode == Addr4B)
                --------------1--------------

-1-	Status	Tests
0	Covered	T3,T5,T7
1	Covered	T3,T5,T7

 LINE       446
 EXPRESSION (addr_cnt_q == '0)
            ---------1--------

-1-	Status	Tests
0	Covered	T3,T5,T7
1	Covered	T1,T2,T3

 LINE       501
 EXPRESSION (mailbox_masked_addr_d == mailbox_addr_i)
            --------------------1--------------------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T1,T2,T3

 LINE       502
 EXPRESSION (mailbox_masked_addr_q == mailbox_addr_i)
            --------------------1--------------------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T1,T2,T3

 LINE       515
 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	T7,T9,T12
1	0	1	1	Covered	T12,T15,T31
1	1	0	1	Covered	T7,T12,T13
1	1	1	0	Covered	T3,T7,T12
1	1	1	1	Covered	T7,T9,T12

 LINE       518
 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	T8,T12,T15
1	0	1	1	Covered	T7,T12,T13
1	1	0	1	Covered	T3,T7,T9
1	1	1	0	Covered	T7,T9,T12
1	1	1	1	Covered	T7,T9,T12

 LINE       518
 SUB-EXPRESSION (bitcnt == 3'b0)
                --------1-------

-1-	Status	Tests
0	Covered	T3,T5,T7
1	Covered	T3,T5,T6

 LINE       522
 EXPRESSION (((!addr_d_in_mailbox)) && (bitcnt == 3'b0))
             -----------1----------    --------2-------

-1-	-2-	Status	Tests
0	1	Covered	T7,T8,T12
1	0	Covered	T3,T5,T7
1	1	Covered	T3,T5,T6

 LINE       522
 SUB-EXPRESSION (bitcnt == 3'b0)
                --------1-------

-1-	Status	Tests
0	Covered	T3,T5,T7
1	Covered	T3,T5,T6

 LINE       566
 EXPRESSION ((main_st == MainOutput) && (addr_q[9:0] == '1))
             -----------1-----------    ---------2---------

-1-	-2-	Status	Tests
0	1	Covered	T3,T5,T12
1	0	Covered	T3,T5,T7
1	1	Covered	T3,T5,T7

 LINE       566
 SUB-EXPRESSION (main_st == MainOutput)
                -----------1-----------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T3,T5,T7

 LINE       566
 SUB-EXPRESSION (addr_q[9:0] == '1)
                ---------1---------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T3,T5,T7

 LINE       692
 EXPRESSION (bitcnt == 3'b0)
            --------1-------

-1-	Status	Tests
0	Covered	T3,T5,T7
1	Covered	T3,T5,T7

 LINE       735
 EXPRESSION (sel_dp_i == DpReadSFDP)
            ------------1-----------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T7,T13,T15

---

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	610	Covered	T3,T5,T7
MainDummy	642	Covered	T3,T5,T7
MainError	653	Not Covered
MainMByte	649	Excluded
MainOutput	635	Covered	T3,T5,T7
MainReset	606	Covered	T1,T2,T3

transitions	Line No.	Covered	Tests
MainAddress->MainDummy	642	Covered	T3,T5,T7
MainAddress->MainError	653	Not Covered
MainAddress->MainMByte	649	Excluded
MainAddress->MainOutput	635	Covered	T3,T5,T7
MainDummy->MainOutput	669	Covered	T3,T5,T7
MainMByte->MainDummy	661	Excluded
MainReset->MainAddress	610	Covered	T3,T5,T7

---

Branch Coverage for Module : spi_readcmd

	Line No.	Total	Covered	Percent
Branches		65	55	84.62
IF	354	3	3	100.00
IF	370	3	3	100.00
IF	385	5	5	100.00
IF	428	2	2	100.00
IF	437	5	4	80.00
IF	457	4	4	100.00
IF	470	10	8	80.00
IF	514	5	5	100.00
IF	535	2	2	100.00
IF	553	3	3	100.00
IF	576	2	2	100.00
CASE	605	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-:	354	if ((!rst_ni))
-2-:	356	if (addr_latch_en)

Branches:

-1-	-2-	Status	Tests
1	-	Covered	T1,T2,T3
0	1	Covered	T3,T5,T7
0	0	Covered	T3,T5,T6

	LineNo.	Expression
-1-:	370	if ((!sys_rst_ni))
-2-:	372	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,T2,T3
0	1	Covered	T3,T5,T14
0	0	Covered	T2,T3,T4

	LineNo.	Expression
-1-:	385	if (addr_ready_in_word)
-2-:	388	if (addr_ready_in_halfword)
-3-:	392	if ((addr_shift_en && s2p_valid_i))
-4-:	396	if (addr_inc)

Branches:

-1-	-2-	-3-	-4-	Status	Tests
1	-	-	-	Covered	T3,T5,T7
0	1	-	-	Covered	T3,T5,T7
0	0	1	-	Covered	T3,T5,T7
0	0	0	1	Covered	T3,T5,T7
0	0	0	0	Covered	T1,T2,T3

	LineNo.	Expression
-1-:	428	if ((!rst_ni))

Branches:

-1-	Status	Tests
1	Covered	T1,T2,T3
0	Covered	T3,T5,T6

	LineNo.	Expression
-1-:	437	if (addr_cnt_set)
-2-:	444	((cmdinfo_addr_mode == Addr4B)) ? 
-3-:	446	if ((addr_cnt_q == '0))
-4-:	448	if (addr_shift_en)

Branches:

-1-	-2-	-3-	-4-	Status	Tests
1	1	-	-	Covered	T3,T5,T7
1	0	-	-	Covered	T3,T5,T7
0	-	1	-	Covered	T1,T2,T3
0	-	0	1	Covered	T3,T5,T7
0	-	0	0	Not Covered

	LineNo.	Expression
-1-:	457	if ((!rst_ni))
-2-:	459	if (load_dummycnt)
-3-:	462	if ((!dummycnt_eq_zero))

Branches:

-1-	-2-	-3-	Status	Tests
1	-	-	Covered	T1,T2,T3
0	1	-	Covered	T3,T5,T7
0	0	1	Covered	T3,T5,T7
0	0	0	Covered	T3,T5,T6

	LineNo.	Expression
-1-:	470	if ((!rst_ni))
-2-:	472	if (bitcnt_update)
-3-:	473	case (cmd_info_i.payload_en)
-4-:	479	if (bitcnt_dec)
-5-:	480	case (cmd_info_i.payload_en)

Branches:

-1-	-2-	-3-	-4-	-5-	Status	Tests
1	-	-	-	-	Covered	T1,T2,T3
0	1	4'b0010	-	-	Covered	T3,T5,T7
0	1	4'b0011	-	-	Covered	T3,T5,T7
0	1	4'b1111	-	-	Covered	T5,T7,T12
0	1	default	-	-	Not Covered
0	0	-	1	4'b0010	Covered	T3,T5,T7
0	0	-	1	4'b0011	Covered	T3,T5,T7
0	0	-	1	4'b1111	Covered	T5,T7,T12
0	0	-	1	default	Not Covered
0	0	-	0	-	Covered	T3,T5,T6

	LineNo.	Expression
-1-:	514	if ((!rst_ni))
-2-:	515	if ((((sram_req && mailbox_en_i) && cfg_intercept_en_mbx_i) && addr_d_in_mailbox))
-3-:	518	if ((((mailbox_en_i && cfg_intercept_en_mbx_i) && addr_d_in_mailbox) && (bitcnt == 3'b0)))
-4-:	522	if (((!addr_d_in_mailbox) && (bitcnt == 3'b0)))

Branches:

-1-	-2-	-3-	-4-	Status	Tests
1	-	-	-	Covered	T1,T2,T3
0	1	-	-	Covered	T7,T9,T12
0	0	1	-	Covered	T7,T9,T12
0	0	0	1	Covered	T3,T5,T6
0	0	0	0	Covered	T3,T5,T7

	LineNo.	Expression
-1-:	535	if ((!rst_out_ni))

Branches:

-1-	Status	Tests
1	Covered	T1,T2,T3
0	Covered	T3,T5,T6

	LineNo.	Expression
-1-:	553	if ((!sys_rst_ni))
-2-:	555	if (readbuf_flip)

Branches:

-1-	-2-	Status	Tests
1	-	Covered	T1,T2,T3
0	1	Covered	T3,T5,T7
0	0	Covered	T2,T3,T4

	LineNo.	Expression
-1-:	576	if ((!rst_ni))

Branches:

-1-	Status	Tests
1	Covered	T1,T2,T3
0	Covered	T3,T5,T6

	LineNo.	Expression
-1-:	605	case (main_st)
-2-:	607	if ((sel_dp_i inside {DpReadCmd, DpReadSFDP}))
-3-:	619	if (addr_ready_in_word)
-4-:	623	if (addr_latched)
-5-:	632	case ({cmd_info_i.mbyte_en, cmd_info_i.dummy_en})
-6-:	660	if (s2p_valid_i)
-7-:	668	if (dummycnt_eq_zero)
-8-:	685	case (cmd_info_i.payload_en)
-9-:	692	if ((bitcnt == 3'b0))

Branches:

-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	Status	Tests
MainReset	1	-	-	-	-	-	-	-	Covered	T3,T5,T7
MainReset	0	-	-	-	-	-	-	-	Covered	T1,T2,T3
MainAddress	-	1	-	-	-	-	-	-	Covered	T3,T5,T7
MainAddress	-	0	-	-	-	-	-	-	Covered	T3,T5,T7
MainAddress	-	-	1	2'b00	-	-	-	-	Covered	T3,T5,T7
MainAddress	-	-	1	2'b01	-	-	-	-	Covered	T3,T5,T7
MainAddress	-	-	1	2'b1z	-	-	-	-	Not Covered
MainAddress	-	-	1	default	-	-	-	-	Not Covered
MainAddress	-	-	0	-	-	-	-	-	Covered	T3,T5,T7
MainMByte	-	-	-	-	1	-	-	-	Not Covered
MainMByte	-	-	-	-	0	-	-	-	Not Covered
MainDummy	-	-	-	-	-	1	-	-	Covered	T3,T5,T7
MainDummy	-	-	-	-	-	0	-	-	Covered	T3,T5,T7
MainOutput	-	-	-	-	-	-	4'b0010	-	Covered	T3,T5,T7
MainOutput	-	-	-	-	-	-	4'b0011	-	Covered	T3,T5,T7
MainOutput	-	-	-	-	-	-	4'b1111	-	Covered	T5,T7,T12
MainOutput	-	-	-	-	-	-	default	-	Not Covered
MainOutput	-	-	-	-	-	-	-	1	Covered	T3,T5,T7
MainOutput	-	-	-	-	-	-	-	0	Covered	T3,T5,T7
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	127510485	3624420	0	0
MailboxSizeMatch_M	127510485	96767759	0	0
ValidCmdConfig_A	127510485	172693	0	0

AddrIncNotAssertInAddressState_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	127510485	3624420	0	0
T3	23510	3924	0	0
T4	4611	0	0	0
T5	14462	3815	0	0
T6	17201	0	0	0
T7	773457	10467	0	0
T8	92446	2919	0	0
T9	29132	420	0	0
T10	1712	0	0	0
T11	120759	0	0	0
T12	761717	29413	0	0
T13	0	3368	0	0
T14	0	4070	0	0
T15	0	21673	0	0
T26	0	522	0	0

MailboxSizeMatch_M

Name	Attempts	Real Successes	Failures	Incomplete
Total	127510485	96767759	0	0
T3	23510	23510	0	0
T4	4611	0	0	0
T5	14462	14462	0	0
T6	17201	16704	0	0
T7	773457	536208	0	0
T8	92446	71341	0	0
T9	29132	28350	0	0
T10	1712	0	0	0
T11	120759	0	0	0
T12	761717	434871	0	0
T13	0	226818	0	0
T14	0	22716	0	0
T15	0	876282	0	0

ValidCmdConfig_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	127510485	172693	0	0
T3	23510	200	0	0
T4	4611	0	0	0
T5	14462	224	0	0
T6	17201	0	0	0
T7	773457	833	0	0
T8	92446	54	0	0
T9	29132	62	0	0
T10	1712	0	0	0
T11	120759	0	0	0
T12	761717	1175	0	0
T13	0	393	0	0
T14	0	184	0	0
T15	0	1019	0	0
T26	0	124	0	0