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楼主 |
发表于 2013-9-27 18:16:21
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我在布线前用check_routeability命令,在RAM的pin上报出一下Warning:
Warning: Port at [671.040000,1839.455000...671.660000,1839.745000], layer(M1,M2,M3) is completely blocked by fixed obstructions (net i_ba22_cpu_top/u_dqmemory/u_d_mem/m0_D[9]) (RT-062)
Warning: Port at [636.800000,1839.455000...637.420000,1839.745000], layer(M1,M2,M3) is completely blocked by fixed obstructions (net i_ba22_cpu_top/u_dqmemory/u_d_mem/m0_D[8]) (RT-062)
Warning: Port at [602.560000,1839.455000...603.180000,1839.745000], layer(M1,M2,M3) is completely blocked by fixed obstructions (net i_ba22_cpu_top/u_dqmemory/u_d_mem/m0_D[7]) (RT-062)
Warning: Port at [568.320000,1839.455000...568.940000,1839.745000], layer(M1,M2,M3) is completely blocked by fixed obstructions (net i_ba22_cpu_top/u_dqmemory/u_d_mem/m0_D[6]) (RT-062)
Warning: Port at [534.080000,1839.455000...534.700000,1839.745000], layer(M1,M2,M3) is completely blocked by fixed obstructions (net i_ba22_cpu_top/u_dqmemory/u_d_mem/m0_D[5]) (RT-062)
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