spyglass cdc检查约束

spyglass cdc检查约束_第1张图片

1:set_asyncrst_ignore_path

eg:set_asyncrst_ignore_path -from [get_pins ${DSIR_HIRE}dsi_rx_ss_1/DWC_mipidsi2_device/u_regbank/phy_rstz_reg_0_/Q] -to_clock {hsrx_word_clk_d0_div2_dsi_rx_ss_1}

2:set_cdc_ignore_path -from -to

eg:set_cdc_ignore_path -from ${DSIR_HIRE}dsi_rx_ss_0/dwc_mipi_cdphy_rx_4l3t_ns -to ${DSIR_HIRE}dsi_rx_ss_0/dsi_rx_ss_register/dtb_out

3:configure_ip_block

eg:configure_ip_block -names  dsc_enc_DWC_dsc     -type {cdc asyncreset}

4:set_case_analysis 0  xxx/Q

eg:set_case_analysis 0 ${DSIR_HIRE}u_bd_dnt_data_sync/U_BD_DNT_SYNC_RSYNC/Q

5:create_static

create_static -name ${DSIR_HIRE}xxx_register/vr_mode_reg/Q

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