openlane/user_project_wrapper/config.tcl

# SPDX-FileCopyrightText: 2020 Efabless Corporation
#
# 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

# Base Configurations. Don't Touch
# section begin

set ::env(PDK) "sky130A"
set ::env(STD_CELL_LIBRARY) "sky130_fd_sc_hd"

# YOU ARE NOT ALLOWED TO CHANGE ANY VARIABLES DEFINED IN THE FIXED WRAPPER CFGS 
source $::env(CARAVEL_ROOT)/openlane/user_project_wrapper/fixed_wrapper_cfgs.tcl

# YOU CAN CHANGE ANY VARIABLES DEFINED IN THE DEFAULT WRAPPER CFGS BY OVERRIDING THEM IN THIS CONFIG.TCL
source $::env(CARAVEL_ROOT)/openlane/user_project_wrapper/default_wrapper_cfgs.tcl

set script_dir [file dirname [file normalize [info script]]]

set ::env(DESIGN_NAME) user_project_wrapper
#section end

# User Configurations

## Source Verilog Files
set ::env(VERILOG_FILES) "\
	$::env(CARAVEL_ROOT)/verilog/rtl/defines.v \
	$script_dir/../../verilog/rtl/user_project_wrapper.v"

## Clock configurations
set ::env(CLOCK_PORT) "user_clock2"
set ::env(CLOCK_NET) "mprj.clk"

set ::env(CLOCK_PERIOD) "10"

## Internal Macros
### Macro PDN Connections
set ::env(FP_PDN_MACRO_HOOKS) "\
	mprj vccd1 vssd1"

### Macro Placement
set ::env(MACRO_PLACEMENT_CFG) $script_dir/macro.cfg

### Black-box verilog and views
set ::env(VERILOG_FILES_BLACKBOX) "\
	$::env(CARAVEL_ROOT)/verilog/rtl/defines.v \
	$script_dir/../../verilog/rtl/Core.v \
	$script_dir/../../verilog/rtl/WB_InterConnect.v \
	$script_dir/../../verilog/rtl/Motor_Top.v \
	$::env(PDK_ROOT)/sky130A/libs.ref/sky130_sram_macros/verilog/sky130_sram_1kbyte_1rw1r_32x256_8.v"

set ::env(EXTRA_LEFS) "\
	$script_dir/../../lef/Core.lef \
	$script_dir/../../lef/WB_InterConnect.lef \
	$script_dir/../../lef/Motor_Top.lef \
	$::env(PDK_ROOT)/sky130A/libs.ref/sky130_sram_macros/lef/sky130_sram_1kbyte_1rw1r_32x256_8.lef"

set ::env(EXTRA_GDS_FILES) "\
	$script_dir/../../gds/Core.gds \
	$script_dir/../../gds/WB_InterConnect.gds \
	$script_dir/../../gds/Motor_Top.gds \
	$::env(PDK_ROOT)/sky130A/libs.ref/sky130_sram_macros/gds/sky130_sram_1kbyte_1rw1r_32x256_8.gds"

set ::env(GLB_RT_OBS)  "li1  0    0   2920    3520,
       met1 250.0 1500 729.78 1897.5,
       met2 250.0 1500 729.78 1897.5,
       met3 250.0 1500 729.78 1897.5,
       met4 250.0 1500 729.78 1897.5,
	   met1 1050.0 1500 1529.78 1897.5,
       met2 1050.0 1500 1529.78 1897.5,
       met3 1050.0 1500 1529.78 1897.5,
       met4 1050.0 1500 1529.78 1897.5"

# save some time
set ::env(RUN_KLAYOUT_XOR) 0
set ::env(RUN_KLAYOUT_DRC) 0
# no point in running DRC with magic once openram is in because it will find 3M issues
# try to turn off all DRC checking so the flow completes and use precheck for DRC instead.
set ::env(MAGIC_DRC_USE_GDS) 0
set ::env(RUN_MAGIC_DRC) 0
set ::env(QUIT_ON_MAGIC_DRC) 0

# set ::env(GLB_RT_MAXLAYER) 5
set ::env(RT_MAX_LAYER) {met4}

# disable pdn check nodes becuase it hangs with multiple power domains.
# any issue with pdn connections will be flagged with LVS so it is not a critical check.
set ::env(FP_PDN_CHECK_NODES) 0

# The following is because there are no std cells in the example wrapper project.
set ::env(SYNTH_TOP_LEVEL) 1
set ::env(PL_RANDOM_GLB_PLACEMENT) 1

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

set ::env(FP_PDN_ENABLE_RAILS) 0

set ::env(DIODE_INSERTION_STRATEGY) 0
set ::env(FILL_INSERTION) 0
set ::env(TAP_DECAP_INSERTION) 0
set ::env(CLOCK_TREE_SYNTH) 0

# 16 GB of RAM aren't enough for magic DRC. KLayout DRC only works with some changes to scripts
set ::env(RUN_MAGIC_DRC) 0