@W: CL169 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd53_if.v":175:0:175:5|Pruning unused register sdio_cmd53_wr_en_d1. Make sure that there are no unused intermediate registers.
@W: CL169 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd53_if.v":175:0:175:5|Pruning unused register sdio_cmd53_rd_en_d1. Make sure that there are no unused intermediate registers.
@W: CL169 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd53_if.v":175:0:175:5|Pruning unused register sdio_cmd53_fn_num_d1. Make sure that there are no unused intermediate registers.
@W: CL169 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd53_if.v":175:0:175:5|Pruning unused register sdio_cmd53_addr_d1[16:0]. Make sure that there are no unused intermediate registers.
@W: CL169 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd53_if.v":175:0:175:5|Pruning unused register sdio_cmd53_op_code_d1. Make sure that there are no unused intermediate registers.
@W: CL169 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd53_if.v":175:0:175:5|Pruning unused register sdio_cmd53_wr_end_d1. Make sure that there are no unused intermediate registers.
@W: CL169 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd53_if.v":175:0:175:5|Pruning unused register sdio_cmd53_wr_ok_d1. Make sure that there are no unused intermediate registers.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd53_if.v":209:0:209:5|Optimizing register bit user_cmd53_rd_data_reg[1] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd53_if.v":209:0:209:5|Optimizing register bit user_cmd53_rd_data_reg[4] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd53_if.v":209:0:209:5|Optimizing register bit user_cmd53_rd_data_reg[7] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL260 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd53_if.v":209:0:209:5|Pruning register bit 7 of user_cmd53_rd_data_reg[7:0]. If this is not the intended behavior, drive the input with valid values, or an input from the top level.
@W: CL260 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd53_if.v":209:0:209:5|Pruning register bit 4 of user_cmd53_rd_data_reg[7:0]. If this is not the intended behavior, drive the input with valid values, or an input from the top level.
@W: CL260 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd53_if.v":209:0:209:5|Pruning register bit 1 of user_cmd53_rd_data_reg[7:0]. If this is not the intended behavior, drive the input with valid values, or an input from the top level.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd52_if.v":86:0:86:5|Optimizing register bit user_cmd52_read_reg[0] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd52_if.v":86:0:86:5|Optimizing register bit user_cmd52_read_reg[1] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd52_if.v":86:0:86:5|Optimizing register bit user_cmd52_read_reg[5] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd52_if.v":86:0:86:5|Optimizing register bit user_cmd52_read_reg[7] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd52_if.v":99:0:99:5|Optimizing register bit user_cmd52_write_return_reg[2] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd52_if.v":99:0:99:5|Optimizing register bit user_cmd52_write_return_reg[5] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd52_if.v":99:0:99:5|Optimizing register bit user_cmd52_write_return_reg[6] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL260 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd52_if.v":86:0:86:5|Pruning register bit 7 of user_cmd52_read_reg[7:0]. If this is not the intended behavior, drive the input with valid values, or an input from the top level.
@W: CL260 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd52_if.v":86:0:86:5|Pruning register bit 5 of user_cmd52_read_reg[7:0]. If this is not the intended behavior, drive the input with valid values, or an input from the top level.
@W: CL279 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd52_if.v":86:0:86:5|Pruning register bits 1 to 0 of user_cmd52_read_reg[7:0]. If this is not the intended behavior, drive the inputs with valid values, or inputs from the top level.
@W: CL279 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd52_if.v":99:0:99:5|Pruning register bits 6 to 5 of user_cmd52_write_return_reg[7:0]. If this is not the intended behavior, drive the inputs with valid values, or inputs from the top level.
@W: CL260 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd52_if.v":99:0:99:5|Pruning register bit 2 of user_cmd52_write_return_reg[7:0]. If this is not the intended behavior, drive the input with valid values, or an input from the top level.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_addr[0] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_addr[1] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_addr[6] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_addr[7] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[1] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[2] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[3] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[4] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[5] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[6] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[7] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[8] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[9] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[10] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[15] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[16] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[17] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[18] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[19] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[20] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[21] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[22] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[23] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[25] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[26] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[28] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[29] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[30] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL190 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Optimizing register bit slv_cpu_wr_data[31] to a constant 0. To keep the instance, apply constraint syn_preserve=1 on the instance.
@W: CL279 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Pruning register bits 31 to 28 of slv_cpu_wr_data[31:0]. If this is not the intended behavior, drive the inputs with valid values, or inputs from the top level.
@W: CL279 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Pruning register bits 26 to 25 of slv_cpu_wr_data[31:0]. If this is not the intended behavior, drive the inputs with valid values, or inputs from the top level.
@W: CL279 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Pruning register bits 23 to 15 of slv_cpu_wr_data[31:0]. If this is not the intended behavior, drive the inputs with valid values, or inputs from the top level.
@W: CL279 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Pruning register bits 10 to 1 of slv_cpu_wr_data[31:0]. If this is not the intended behavior, drive the inputs with valid values, or inputs from the top level.
@W: CL279 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Pruning register bits 7 to 6 of slv_cpu_addr[7:0]. If this is not the intended behavior, drive the inputs with valid values, or inputs from the top level.
@W: CL279 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_cpu_slave_reg_if.v":104:0:104:5|Pruning register bits 1 to 0 of slv_cpu_addr[7:0]. If this is not the intended behavior, drive the inputs with valid values, or inputs from the top level.
@W: CL279 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd52_if.v":86:0:86:5|Pruning register bits 4 to 3 of user_cmd52_read_reg[4:2]. If this is not the intended behavior, drive the inputs with valid values, or inputs from the top level.
@W: CL260 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd52_if.v":99:0:99:5|Pruning register bit 1 of user_cmd52_write_return_reg[1:0]. If this is not the intended behavior, drive the input with valid values, or an input from the top level.
@W: CL260 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd52_if.v":99:0:99:5|Pruning register bit 4 of user_cmd52_write_return_reg[4:3]. If this is not the intended behavior, drive the input with valid values, or an input from the top level.
@W: CL260 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd53_if.v":209:0:209:5|Pruning register bit 3 of user_cmd53_rd_data_reg[3:2]. If this is not the intended behavior, drive the input with valid values, or an input from the top level.
@W: CL260 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\user_sdio_cmd53_if.v":209:0:209:5|Pruning register bit 6 of user_cmd53_rd_data_reg[6:5]. If this is not the intended behavior, drive the input with valid values, or an input from the top level.
@W: CL246 :"C:\Users\guitong\Desktop\sdio_reference_design\Gowin_SDIO_Slave_Controller_RefDesign\project\src\sdio_slave_controller\sdio_slave_controller.v":51150:12:51150:23|Input port bits 1 to 0 of slv_cpu_addr[7:0] are unused. Assign logic for all port bits or change the input port size.

