我就删了两个DCM1，2，然后好像没有改什么地方了，再生成网表的时候就出现这样的错误，

ERROR:MDT - INST:mb_opb PORT:OPB_Clk CONNECTOR:sys_clk_s - E:\FPGA\system.mhs
   line 69 - No driver found!
ERROR:MDT - INST:ilmb PORTMB_Clk CONNECTOR:sys_clk_s - E:\FPGA\system.mhs line
   94 - No driver found!
ERROR:MDT - INST:dlmb PORTMB_Clk CONNECTOR:sys_clk_s - E:\FPGA\system.mhs line
   102 - No driver found!
ERROR:MDT - INSTDR_SDRAM_32Mx16 PORTevice_Clk CONNECTOR:sys_clk_s -
   E:\FPGA\system.mhs line 169 - No driver found!
ERROR:MDT - INST:sysclk_inv PORT:Op1 CONNECTOR:sys_clk_s - E:\FPGA\system.mhs
   line 201 - No driver found!
ERROR:MDT - INSTDR_SDRAM_32Mx16 PORTevice_Clk90_in CONNECTOR:clk_90_s -
   E:\FPGA\system.mhs line 167 - No driver found!
ERROR:MDT - INST:clk90_inv PORT:Op1 CONNECTOR:clk_90_s - E:\FPGA\system.mhs line
   210 - No driver found!
ERROR:MDT - INSTDR_SDRAM_32Mx16 PORTDR_Clk90_in CONNECTOR:ddr_clk_90_s -
   E:\FPGA\system.mhs line 171 - No driver found!
ERROR:MDT - INST:ddr_clk90_inv PORT:Op1 CONNECTOR:ddr_clk_90_s -
   E:\FPGA\system.mhs line 219 - No driver found!

全是clk出问题了，怎么解决呀

[此贴子已经被作者于2007-9-21 20:47:29编辑过]