| # SPDX-FileCopyrightText: 2021 , Dinesh Annayya |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # SPDX-License-Identifier: Apache-2.0 |
| # SPDX-FileContributor: Modified by Dinesh Annayya <dinesha@opencores.org> |
| |
| # Global |
| # ------ |
| |
| set script_dir [file dirname [file normalize [info script]]] |
| # Name |
| set ::env(DESIGN_NAME) bus_rep_north |
| |
| |
| set ::env(DESIGN_IS_CORE) "1" |
| set ::env(FP_PDN_CORE_RING) {1} |
| |
| # Timing configuration |
| set ::env(CLOCK_PERIOD) "10" |
| set ::env(CLOCK_PORT) "" |
| set ::env(CLOCK_NET) "" |
| |
| set ::env(SYNTH_MAX_FANOUT) 4 |
| set ::env(SYNTH_BUFFERING) {0} |
| |
| |
| ## CTS BUFFER |
| set ::env(CTS_CLK_BUFFER_LIST) "sky130_fd_sc_hd__clkbuf_4 sky130_fd_sc_hd__clkbuf_8" |
| set ::env(CTS_SINK_CLUSTERING_SIZE) "16" |
| set ::env(CLOCK_BUFFER_FANOUT) "8" |
| |
| # Sources |
| # ------- |
| |
| # Local sources + no2usb sources |
| set ::env(VERILOG_FILES) "\ |
| $::env(DESIGN_DIR)/../../verilog/rtl/bus_rep/bus_rep_north.sv \ |
| " |
| |
| set ::env(SYNTH_DEFINES) [list SYNTHESIS ] |
| |
| set ::env(SYNTH_PARAMETERS) "BUS_REP_WD=27 \ |
| BUS_BUF_WD=42 " |
| |
| set ::env(SYNTH_READ_BLACKBOX_LIB) 1 |
| #set ::env(SDC_FILE) $::env(DESIGN_DIR)/base.sdc |
| #set ::env(BASE_SDC_FILE) $::env(DESIGN_DIR)/base.sdc |
| |
| set ::env(LEC_ENABLE) 0 |
| |
| set ::env(VDD_PIN) [list {vccd1}] |
| set ::env(GND_PIN) [list {vssd1}] |
| |
| |
| # Floorplanning |
| # ------------- |
| |
| set ::env(FP_PIN_ORDER_CFG) $::env(DESIGN_DIR)/pin_order.cfg |
| set ::env(MACRO_PLACEMENT_CFG) $::env(DESIGN_DIR)/macro.cfg |
| |
| set ::env(FP_SIZING) absolute |
| set ::env(DIE_AREA) "0 0 2650 50" |
| |
| #set ::env(GRT_OBS) "met4 0 0 300 1725" |
| |
| # If you're going to use multiple power domains, then keep this disabled. |
| set ::env(RUN_CVC) 0 |
| |
| #set ::env(PDN_CFG) $::env(DESIGN_DIR)/pdn.tcl |
| |
| |
| |
| set ::env(PL_TIME_DRIVEN) 1 |
| set ::env(PL_TARGET_DENSITY) "0.20" |
| set ::env(CELL_PAD) "8" |
| set ::env(GRT_ADJUSTMENT) 0.2 |
| |
| # helps in anteena fix |
| set ::env(USE_ARC_ANTENNA_CHECK) "0" |
| |
| |
| #set ::env(GLB_RT_MAX_DIODE_INS_ITERS) 10 |
| set ::env(DIODE_INSERTION_STRATEGY) 4 |
| |
| ## CTS |
| set ::env(CLOCK_TREE_SYNTH) {0} |
| |
| ## Placement |
| set ::env(PL_RESIZER_DESIGN_OPTIMIZATIONS) 0 |
| set ::env(PL_RESIZER_TIMING_OPTIMIZATIONS) 0 |
| set ::env(PL_RESIZER_BUFFER_INPUT_PORTS) "0" |
| set ::env(PL_RESIZER_BUFFER_OUTPUT_PORTS) "0" |
| |
| ## Routing |
| set ::env(GLB_RESIZER_TIMING_OPTIMIZATIONS) "0" |
| |
| #LVS Issue - DEF Base looks to having issue |
| set ::env(MAGIC_EXT_USE_GDS) {1} |
| |
| #set ::env(GLB_RT_MAXLAYER) 3 |
| set ::env(RT_MAX_LAYER) {met3} |
| set ::env(FP_PDN_LOWER_LAYER) {met2} |
| set ::env(FP_PDN_UPPER_LAYER) {met3} |
| |
| set ::env(FP_IO_HLAYER) {met2} |
| set ::env(FP_IO_VLAYER) {met1} |
| |
| #Lef |
| set ::env(MAGIC_GENERATE_LEF) {1} |
| set ::env(MAGIC_WRITE_FULL_LEF) {0} |
| |
| ## Placement |
| set ::env(PL_RESIZER_DESIGN_OPTIMIZATIONS) 1 |
| set ::env(PL_RESIZER_MAX_CAP_MARGIN) 2 |
| set ::env(PL_RESIZER_MAX_WIRE_LENGTH) "500" |
| set ::env(PL_RESIZER_MAX_SLEW_MARGIN) "2.0" |
| |
| set ::env(ECO_ENABLE) {0} |
| #set ::env(CURRENT_STEP) "synthesis" |
| #set ::env(LAST_STEP) "parasitics_sta" |
| |
| set ::env(QUIT_ON_TIMING_VIOLATIONS) "0" |
| set ::env(QUIT_ON_MAGIC_DRC) "1" |
| set ::env(QUIT_ON_LVS_ERROR) "1" |
| set ::env(QUIT_ON_SLEW_VIOLATIONS) "0" |