Synthesis Messages

Report Title GowinSynthesis Report
Design File H:\0_gaoyun_p\1.9.9.01\Gowin\Gowin_V1.9.9.01_x64\IDE\ipcore\DDR3\data\ddr3_1_4code_hs\ddr3_1_4code_hs.v
H:\0_gaoyun_p\1.9.9.01\Gowin\Gowin_V1.9.9.01_x64\IDE\ipcore\DDR3\data\ddr3_1_4code_hs\DDR3_TOP.v
GowinSynthesis Constraints File ---
Tool Version V1.9.9.01 (64-bit)
Part Number GW5A-LV25UG324C2/I1
Device GW5A-25
Device Version A
Created Time Mon Nov 25 10:40:00 2024
Legal Announcement Copyright (C)2014-2024 Gowin Semiconductor Corporation. ALL rights reserved.

Synthesis Details

Top Level Module DDR3_Memory_Interface_Top
Synthesis Process Running parser:
    CPU time = 0h 0m 0.859s, Elapsed time = 0h 0m 0.878s, Peak memory usage = 152.312MB
Running netlist conversion:
    CPU time = 0h 0m 0.062s, Elapsed time = 0h 0m 0.058s, Peak memory usage = 152.312MB
Running device independent optimization:
    Optimizing Phase 0: CPU time = 0h 0m 0.187s, Elapsed time = 0h 0m 0.187s, Peak memory usage = 152.312MB
    Optimizing Phase 1: CPU time = 0h 0m 0.109s, Elapsed time = 0h 0m 0.114s, Peak memory usage = 152.312MB
    Optimizing Phase 2: CPU time = 0h 0m 0.406s, Elapsed time = 0h 0m 0.403s, Peak memory usage = 152.312MB
Running inference:
    Inferring Phase 0: CPU time = 0h 0m 0.25s, Elapsed time = 0h 0m 0.253s, Peak memory usage = 152.312MB
    Inferring Phase 1: CPU time = 0h 0m 0s, Elapsed time = 0h 0m 0.001s, Peak memory usage = 152.312MB
    Inferring Phase 2: CPU time = 0h 0m 0.031s, Elapsed time = 0h 0m 0.025s, Peak memory usage = 152.312MB
    Inferring Phase 3: CPU time = 0h 0m 0.015s, Elapsed time = 0h 0m 0.01s, Peak memory usage = 152.312MB
Running technical mapping:
    Tech-Mapping Phase 0: CPU time = 0h 0m 0.296s, Elapsed time = 0h 0m 0.3s, Peak memory usage = 152.312MB
    Tech-Mapping Phase 1: CPU time = 0h 0m 0.078s, Elapsed time = 0h 0m 0.078s, Peak memory usage = 152.312MB
    Tech-Mapping Phase 2: CPU time = 0h 0m 0.062s, Elapsed time = 0h 0m 0.061s, Peak memory usage = 152.312MB
    Tech-Mapping Phase 3: CPU time = 0h 0m 2s, Elapsed time = 0h 0m 2s, Peak memory usage = 166.527MB
    Tech-Mapping Phase 4: CPU time = 0h 0m 0.296s, Elapsed time = 0h 0m 0.321s, Peak memory usage = 166.527MB
Generate output files:
    CPU time = 0h 0m 0.375s, Elapsed time = 0h 0m 0.386s, Peak memory usage = 166.527MB
Total Time and Memory Usage CPU time = 0h 0m 5s, Elapsed time = 0h 0m 5s, Peak memory usage = 166.527MB

Resource

Resource Usage Summary

Resource Usage
I/O Port 371
I/O Buf 365
    IBUF 182
    OBUF 162
    TBUF 2
    IOBUF 16
    ELVDS_OBUF 1
    ELVDS_IOBUF 2
Register 3645
    DFFSE 1
    DFFRE 445
    DFFPE 66
    DFFCE 3133
LUT 2300
    LUT2 410
    LUT3 1068
    LUT4 822
ALU 166
    ALU 166
INV 27
    INV 27
IOLOGIC 76
    IDES8_MEM 16
    OSER8 24
    OSER8_MEM 20
    IODELAY 16
BSRAM 12
    SDPB 4
    SDPX9B 8
CLOCK 4
    CLKDIV 1
    DQS 2
    DDRDLL 1

Resource Utilization Summary

Resource Usage Utilization
Logic 2493(2327 LUT, 166 ALU) / 23040 11%
Register 3645 / 23685 16%
  --Register as Latch 0 / 23685 0%
  --Register as FF 3645 / 23685 16%
BSRAM 12 / 56 22%

Timing

Clock Summary:

Clock Name Type Period Frequency(MHz) Rise Fall Source Master Object
memory_clk Base 10.000 100.0 0.000 5.000 memory_clk_ibuf/I
clk Base 10.000 100.0 0.000 5.000 clk_ibuf/I
gw3_top/u_ddr_phy_top/u_ddr_init/n1981_6 Base 10.000 100.0 0.000 5.000 gw3_top/u_ddr_phy_top/u_ddr_init/n1981_s2/O
gw3_top/u_ddr_phy_top/fclkdiv/CLKOUT.default_gen_clk Generated 40.000 25.0 0.000 20.000 memory_clk_ibuf/I memory_clk gw3_top/u_ddr_phy_top/fclkdiv/CLKOUT

Max Frequency Summary:

No. Clock Name Constraint Actual Fmax Logic Level Entity
1 memory_clk 100.000(MHz) 1394.294(MHz) 1 TOP
2 clk 100.000(MHz) 260.960(MHz) 6 TOP
3 gw3_top/u_ddr_phy_top/fclkdiv/CLKOUT.default_gen_clk 25.000(MHz) 725.690(MHz) 2 TOP

Detail Timing Paths Information

Path 1

Path Summary:
Slack 3.538
Data Arrival Time 1.881
Data Required Time 5.419
From gw3_top/u_ddr_phy_top/u_ddr_init/read_rclksel_conf_1_s0
To gw3_top/u_ddr_phy_top/u_ddr_phy_wds/data_lane_gen[1].u_ddr_phy_data_lane/u_ddr_phy_data_io/u_dqs
Launch Clk gw3_top/u_ddr_phy_top/fclkdiv/CLKOUT.default_gen_clk[F]
Latch Clk memory_clk[R]
Data Arrival Path:
AT DELAY TYPE RF FANOUT NODE
0.000 0.000 gw3_top/u_ddr_phy_top/fclkdiv/CLKOUT.default_gen_clk
0.254 0.254 tCL RR 3692 gw3_top/u_ddr_phy_top/fclkdiv/CLKOUT
0.554 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/read_rclksel_conf_1_s0/CLK
0.860 0.306 tC2Q RR 12 gw3_top/u_ddr_phy_top/u_ddr_init/read_rclksel_conf_1_s0/Q
1.160 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/hold_Z_1_s/I0
1.581 0.421 tINS RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/hold_Z_1_s/F
1.881 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_phy_wds/data_lane_gen[1].u_ddr_phy_data_lane/u_ddr_phy_data_io/u_dqs/HOLD
Data Required Path:
AT DELAY TYPE RF FANOUT NODE
5.000 0.000 memory_clk
5.000 0.000 tCL FF 1 memory_clk_ibuf/I
5.591 0.591 tINS FF 64 memory_clk_ibuf/O
5.871 0.280 tNET FF 1 gw3_top/u_ddr_phy_top/u_ddr_phy_wds/data_lane_gen[1].u_ddr_phy_data_lane/u_ddr_phy_data_io/u_dqs/FCLK
5.836 -0.035 tUnc gw3_top/u_ddr_phy_top/u_ddr_phy_wds/data_lane_gen[1].u_ddr_phy_data_lane/u_ddr_phy_data_io/u_dqs
5.419 -0.417 tSu 1 gw3_top/u_ddr_phy_top/u_ddr_phy_wds/data_lane_gen[1].u_ddr_phy_data_lane/u_ddr_phy_data_io/u_dqs
Path Statistics:
Clock Skew: 0.317
Setup Relationship: 5.000
Logic Level: 2
Arrival Clock Path Delay: cell: 0.000, 0.000%; route: 0.300, 100.000%
Arrival Data Path Delay: cell: 0.421, 31.726%; route: 0.600, 45.214%; tC2Q: 0.306, 23.060%
Required Clock Path Delay: cell: 0.000, 0.000%; route: 0.300, 100.000%

Path 2

Path Summary:
Slack 3.538
Data Arrival Time 1.881
Data Required Time 5.419
From gw3_top/u_ddr_phy_top/u_ddr_init/read_rclksel_conf_0_s0
To gw3_top/u_ddr_phy_top/u_ddr_phy_wds/data_lane_gen[0].u_ddr_phy_data_lane/u_ddr_phy_data_io/u_dqs
Launch Clk gw3_top/u_ddr_phy_top/fclkdiv/CLKOUT.default_gen_clk[F]
Latch Clk memory_clk[R]
Data Arrival Path:
AT DELAY TYPE RF FANOUT NODE
0.000 0.000 gw3_top/u_ddr_phy_top/fclkdiv/CLKOUT.default_gen_clk
0.254 0.254 tCL RR 3692 gw3_top/u_ddr_phy_top/fclkdiv/CLKOUT
0.554 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/read_rclksel_conf_0_s0/CLK
0.860 0.306 tC2Q RR 12 gw3_top/u_ddr_phy_top/u_ddr_init/read_rclksel_conf_0_s0/Q
1.160 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/hold_Z_0_s/I0
1.581 0.421 tINS RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/hold_Z_0_s/F
1.881 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_phy_wds/data_lane_gen[0].u_ddr_phy_data_lane/u_ddr_phy_data_io/u_dqs/HOLD
Data Required Path:
AT DELAY TYPE RF FANOUT NODE
5.000 0.000 memory_clk
5.000 0.000 tCL FF 1 memory_clk_ibuf/I
5.591 0.591 tINS FF 64 memory_clk_ibuf/O
5.871 0.280 tNET FF 1 gw3_top/u_ddr_phy_top/u_ddr_phy_wds/data_lane_gen[0].u_ddr_phy_data_lane/u_ddr_phy_data_io/u_dqs/FCLK
5.836 -0.035 tUnc gw3_top/u_ddr_phy_top/u_ddr_phy_wds/data_lane_gen[0].u_ddr_phy_data_lane/u_ddr_phy_data_io/u_dqs
5.419 -0.417 tSu 1 gw3_top/u_ddr_phy_top/u_ddr_phy_wds/data_lane_gen[0].u_ddr_phy_data_lane/u_ddr_phy_data_io/u_dqs
Path Statistics:
Clock Skew: 0.317
Setup Relationship: 5.000
Logic Level: 2
Arrival Clock Path Delay: cell: 0.000, 0.000%; route: 0.300, 100.000%
Arrival Data Path Delay: cell: 0.421, 31.726%; route: 0.600, 45.214%; tC2Q: 0.306, 23.060%
Required Clock Path Delay: cell: 0.000, 0.000%; route: 0.300, 100.000%

Path 3

Path Summary:
Slack 6.151
Data Arrival Time 34.317
Data Required Time 40.468
From gw3_top/u_ddr_phy_top/ddr_sync/ddr_init_st_s0
To gw3_top/u_ddr_phy_top/u_ddr_init/init_state.READ_CALIBRATION_s0
Launch Clk clk[R]
Latch Clk gw3_top/u_ddr_phy_top/fclkdiv/CLKOUT.default_gen_clk[R]
Data Arrival Path:
AT DELAY TYPE RF FANOUT NODE
30.000 0.000 clk
30.000 0.000 tCL RR 1 clk_ibuf/I
30.587 0.587 tINS RR 39 clk_ibuf/O
30.887 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/ddr_sync/ddr_init_st_s0/CLK
31.193 0.306 tC2Q RR 3 gw3_top/u_ddr_phy_top/ddr_sync/ddr_init_st_s0/Q
31.493 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.EYE_SCAN_s24/I0
31.914 0.421 tINS RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.EYE_SCAN_s24/F
32.214 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.EYE_SCAN_s22/I1
32.627 0.413 tINS RR 2 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.EYE_SCAN_s22/F
32.927 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.LOAD_MR_s20/I2
33.296 0.369 tINS RR 18 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.LOAD_MR_s20/F
33.596 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.READ_CALIBRATION_s19/I0
34.017 0.421 tINS RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.READ_CALIBRATION_s19/F
34.317 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_state.READ_CALIBRATION_s0/D
Data Required Path:
AT DELAY TYPE RF FANOUT NODE
40.000 0.000 gw3_top/u_ddr_phy_top/fclkdiv/CLKOUT.default_gen_clk
40.254 0.254 tCL RR 3692 gw3_top/u_ddr_phy_top/fclkdiv/CLKOUT
40.554 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_state.READ_CALIBRATION_s0/CLK
40.519 -0.035 tUnc gw3_top/u_ddr_phy_top/u_ddr_init/init_state.READ_CALIBRATION_s0
40.468 -0.051 tSu 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_state.READ_CALIBRATION_s0
Path Statistics:
Clock Skew: -0.333
Setup Relationship: 10.000
Logic Level: 5
Arrival Clock Path Delay: cell: 0.587, 66.176%; route: 0.300, 33.824%
Arrival Data Path Delay: cell: 1.624, 47.347%; route: 1.500, 43.732%; tC2Q: 0.306, 8.921%
Required Clock Path Delay: cell: 0.587, 66.176%; route: 0.300, 33.824%

Path 4

Path Summary:
Slack 6.151
Data Arrival Time 34.317
Data Required Time 40.468
From gw3_top/u_ddr_phy_top/ddr_sync/ddr_init_st_s0
To gw3_top/u_ddr_phy_top/u_ddr_init/init_state.WRLVL_MODE_CLOSE1_WAIT_s0
Launch Clk clk[R]
Latch Clk gw3_top/u_ddr_phy_top/fclkdiv/CLKOUT.default_gen_clk[R]
Data Arrival Path:
AT DELAY TYPE RF FANOUT NODE
30.000 0.000 clk
30.000 0.000 tCL RR 1 clk_ibuf/I
30.587 0.587 tINS RR 39 clk_ibuf/O
30.887 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/ddr_sync/ddr_init_st_s0/CLK
31.193 0.306 tC2Q RR 3 gw3_top/u_ddr_phy_top/ddr_sync/ddr_init_st_s0/Q
31.493 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.EYE_SCAN_s24/I0
31.914 0.421 tINS RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.EYE_SCAN_s24/F
32.214 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.EYE_SCAN_s22/I1
32.627 0.413 tINS RR 2 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.EYE_SCAN_s22/F
32.927 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.LOAD_MR_s20/I2
33.296 0.369 tINS RR 18 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.LOAD_MR_s20/F
33.596 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.WRLVL_MODE_CLOSE1_WAIT_s19/I0
34.017 0.421 tINS RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.WRLVL_MODE_CLOSE1_WAIT_s19/F
34.317 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_state.WRLVL_MODE_CLOSE1_WAIT_s0/D
Data Required Path:
AT DELAY TYPE RF FANOUT NODE
40.000 0.000 gw3_top/u_ddr_phy_top/fclkdiv/CLKOUT.default_gen_clk
40.254 0.254 tCL RR 3692 gw3_top/u_ddr_phy_top/fclkdiv/CLKOUT
40.554 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_state.WRLVL_MODE_CLOSE1_WAIT_s0/CLK
40.519 -0.035 tUnc gw3_top/u_ddr_phy_top/u_ddr_init/init_state.WRLVL_MODE_CLOSE1_WAIT_s0
40.468 -0.051 tSu 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_state.WRLVL_MODE_CLOSE1_WAIT_s0
Path Statistics:
Clock Skew: -0.333
Setup Relationship: 10.000
Logic Level: 5
Arrival Clock Path Delay: cell: 0.587, 66.176%; route: 0.300, 33.824%
Arrival Data Path Delay: cell: 1.624, 47.347%; route: 1.500, 43.732%; tC2Q: 0.306, 8.921%
Required Clock Path Delay: cell: 0.587, 66.176%; route: 0.300, 33.824%

Path 5

Path Summary:
Slack 6.151
Data Arrival Time 34.317
Data Required Time 40.468
From gw3_top/u_ddr_phy_top/ddr_sync/ddr_init_st_s0
To gw3_top/u_ddr_phy_top/u_ddr_init/init_state.WRLVL_LOAD_MR1_WAIT_s0
Launch Clk clk[R]
Latch Clk gw3_top/u_ddr_phy_top/fclkdiv/CLKOUT.default_gen_clk[R]
Data Arrival Path:
AT DELAY TYPE RF FANOUT NODE
30.000 0.000 clk
30.000 0.000 tCL RR 1 clk_ibuf/I
30.587 0.587 tINS RR 39 clk_ibuf/O
30.887 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/ddr_sync/ddr_init_st_s0/CLK
31.193 0.306 tC2Q RR 3 gw3_top/u_ddr_phy_top/ddr_sync/ddr_init_st_s0/Q
31.493 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.EYE_SCAN_s24/I0
31.914 0.421 tINS RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.EYE_SCAN_s24/F
32.214 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.EYE_SCAN_s22/I1
32.627 0.413 tINS RR 2 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.EYE_SCAN_s22/F
32.927 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.LOAD_MR_s20/I2
33.296 0.369 tINS RR 18 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.LOAD_MR_s20/F
33.596 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.WRLVL_LOAD_MR1_WAIT_s19/I0
34.017 0.421 tINS RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_next_state.WRLVL_LOAD_MR1_WAIT_s19/F
34.317 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_state.WRLVL_LOAD_MR1_WAIT_s0/D
Data Required Path:
AT DELAY TYPE RF FANOUT NODE
40.000 0.000 gw3_top/u_ddr_phy_top/fclkdiv/CLKOUT.default_gen_clk
40.254 0.254 tCL RR 3692 gw3_top/u_ddr_phy_top/fclkdiv/CLKOUT
40.554 0.300 tNET RR 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_state.WRLVL_LOAD_MR1_WAIT_s0/CLK
40.519 -0.035 tUnc gw3_top/u_ddr_phy_top/u_ddr_init/init_state.WRLVL_LOAD_MR1_WAIT_s0
40.468 -0.051 tSu 1 gw3_top/u_ddr_phy_top/u_ddr_init/init_state.WRLVL_LOAD_MR1_WAIT_s0
Path Statistics:
Clock Skew: -0.333
Setup Relationship: 10.000
Logic Level: 5
Arrival Clock Path Delay: cell: 0.587, 66.176%; route: 0.300, 33.824%
Arrival Data Path Delay: cell: 1.624, 47.347%; route: 1.500, 43.732%; tC2Q: 0.306, 8.921%
Required Clock Path Delay: cell: 0.587, 66.176%; route: 0.300, 33.824%