Generate hspice models

.github/Dockerfile

@@ -15,6 +15,9 @@
 # syntax = docker/dockerfile:1.0-experimental
 FROM centos:centos8 as build
 
+RUN sed -i 's/mirrorlist/#mirrorlist/g' /etc/yum.repos.d/CentOS-*
+RUN sed -i 's|#baseurl=http://mirror.centos.org|baseurl=http://vault.centos.org|g' /etc/yum.repos.d/CentOS-*
+
 # Common development tools and libraries (kitchen sink approach)
 RUN yum groupinstall -y "Development Tools"
 # "Development Libraries"

.github/Makefile

@@ -16,7 +16,6 @@
 
 OPEN_PDKS_ROOT ?= $(shell pwd)/..
 THREADS ?= $(shell nproc)
-STD_CELL_LIBRARY ?= sky130_fd_sc_hd
 SKYWATER_COMMIT ?= b5ff6174d9aa921f670f12a2893969fe4a516f6c
 
 .DEFAULT_GOAL := all
@@ -38,19 +37,7 @@ skywater-pdk: $(PDK_ROOT)/skywater-pdk
 .PHONY: skywater-library
 skywater-library: $(PDK_ROOT)/skywater-pdk
 	cd $(PDK_ROOT)/skywater-pdk && \
-		git submodule update --init libraries/$(STD_CELL_LIBRARY)/latest && \
-		$(MAKE) -j$(THREADS) $(STD_CELL_LIBRARY)
-
-.PHONY: all-skywater-libraries
-all-skywater-libraries: skywater-pdk
-	cd $(PDK_ROOT)/skywater-pdk && \
-		git submodule update --init libraries/sky130_fd_sc_hd/latest && \
-		git submodule update --init libraries/sky130_fd_sc_hs/latest && \
-		git submodule update --init libraries/sky130_fd_sc_hdll/latest && \
-		git submodule update --init libraries/sky130_fd_sc_ms/latest && \
-		git submodule update --init libraries/sky130_fd_sc_ls/latest && \
-		git submodule update --init libraries/sky130_fd_sc_hvl/latest && \
-		$(MAKE) -j$(THREADS) timing
+		git submodule update --init libraries/sky130_fd_pr/latest
 
 .PHONY: build-pdk
 build-pdk: $(PDK_ROOT)/skywater-pdk
@@ -67,5 +54,4 @@ build-pdk: $(PDK_ROOT)/skywater-pdk
 			&& \
 		cd sky130 && \
 		$(MAKE) veryclean && \
-		$(MAKE) && \
-		$(MAKE) install-local
+		$(MAKE) primitive-A

.github/build.sh

@@ -27,30 +27,9 @@ echo ::endgroup::
 
 echo ::group::make skywater-pdk
 make skywater-pdk
+make skywater-library
 echo ::endgroup::
 
-if [ x"$STD_CELL_LIBRARY" = xall ]; then
-    cnt=0
-    until make all-skywater-libraries; do
-        cnt=$((cnt+1))
-        if [ $cnt -eq 5 ]; then
-            exit 2
-        fi
-        rm -rf $PDK_ROOT/skywater-pdk
-        make skywater-pdk
-    done
-else
-    cnt=0
-    until make skywater-library; do
-        cnt=$((cnt+1))
-        if [ $cnt -eq 5 ]; then
-            exit 2
-        fi
-        rm -rf $PDK_ROOT/skywater-pdk
-        make skywater-pdk
-    done
-fi
-
 cd ..
 
 docker run \

.github/capture.sh

@@ -15,9 +15,6 @@
 
 mkdir -p ${GITHUB_WORKSPACE}/output/
 
-# Copy build log.
-cp ./sky130/sky130A_install.log ${GITHUB_WORKSPACE}/output/
-
 # Copy any core dupmps into the output directory.
 find . -name core -not \( -path '*/skywater-pdk/*' -prune \) | \
 	awk -v ln=1 '{print "cp " $0 " ${GITHUB_WORKSPACE}/output/core." ln++ }' | \
@@ -29,15 +26,15 @@ cp .github/magic.tar.gz ${GITHUB_WORKSPACE}/output/
 # Try to create a deterministic tar file
 # https://reproducible-builds.org/docs/archives/
 (
-	SKY130_DIR="$(pwd)/pdks/pdk/sky130A"
-	if ! [[ -d $SKY130_DIR ]]; then
-	    echo "Missing $SKY130_DIR"
+	HSPICE_DIR="$(pwd)/sky130/sky130A/libs.tech/hspice"
+	if ! [[ -d $HSPICE_DIR ]]; then
+	    echo "Missing $HSPICE_DIR"
 	    exit -1
 	fi
 
 	echo ::group::PDK tarball
 
-	cd ${SKY130_DIR}
+	cd ${HSPICE_DIR}
 	tar \
 		--create \
 		--bzip2 \
@@ -50,30 +47,11 @@ cp .github/magic.tar.gz ${GITHUB_WORKSPACE}/output/
 		--numeric-owner \
 		--pax-option=exthdr.name=%d/PaxHeaders/%f,delete=atime,delete=ctime \
 		\
-		--file ${GITHUB_WORKSPACE}/output/pdk-SKY130A-${STD_CELL_LIBRARY}.tar.bz2 .
+		--file ${GITHUB_WORKSPACE}/output/hspice-model.tar.bz2 .
 
 	echo ::endgroup::
 )
 
-# Free up disk space so the GitHub Action runner doesn't die when collecting
-# the artifacts.
-echo ::group::Freeup space
-
-df -h
-
-for DIR in ${GITHUB_WORKSPACE}/*; do
-	if [ x$DIR = x"${GITHUB_WORKSPACE}/output" ]; then
-		continue
-	fi
-	echo
-	echo "Removing $DIR"
-	rm -rvf $DIR
-done
-
-df -h
-
-echo ::endgroup::
-
 # Output which files are being saved.
 echo ::group::Output files
 du -h  ${GITHUB_WORKSPACE}/output/*

.github/workflows/ci.yml

@@ -2,7 +2,13 @@ name: CI
 
 on:
   push:
+    branches:
+      - hspice
+    tags:
+      - 1.*
   pull_request:
+    branches:
+      - hspice
   workflow_dispatch:
 
 
@@ -13,12 +19,6 @@ jobs:
       fail-fast: false
       matrix:
         library:
-          - sky130_fd_sc_hd
-          - sky130_fd_sc_hdll
-          - sky130_fd_sc_hs
-          - sky130_fd_sc_ms
-          - sky130_fd_sc_ls
-          - sky130_fd_sc_hvl
           - all
     env:
       STD_CELL_LIBRARY: ${{ matrix.library }}
@@ -35,10 +35,6 @@ jobs:
       run: |
         bash .github/build.sh
 
-    - name: Test
-      run: |
-        bash .github/test.sh
-
     - name: Capture
       if: ${{ always() }}
       run: |
@@ -50,3 +46,11 @@ jobs:
       with:
         name: ${{ matrix.library }}
         path: ${{ github.workspace }}/output/**
+    - name: Release
+      uses: softprops/action-gh-release@v1
+      id: create_release
+      if: startsWith(github.ref, 'refs/tags/')
+      with:
+        files: ${{ github.workspace }}/output/hspice-model.tar.bz2
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

scripts/configure

@@ -598,6 +598,7 @@ XSCHEM_SKY130_PATH
 SKY130_ML_XX_HD_PATH
 PATCH
 MAGIC
+HSPICE_DISABLED
 XSCHEM_DISABLED
 QFLOW_DISABLED
 OPENLANE_DISABLED
@@ -670,6 +671,7 @@ enable_irsim
 enable_openlane
 enable_qflow
 enable_xschem
+enable_hspice
 enable_alpha_sky130
 enable_xschem_sky130
 enable_sram_sky130
@@ -1323,6 +1325,10 @@ Optional Features:
                 Enable or disable xschem setup [default=enabled]
 
 
+  --enable-hspice
+                Enable or disable hspice setup [default=enabled]
+
+
   --enable-alpha-sky130[=path]
                           Install sky130_ml_xx_hd. If path is omitted, the repository
                           will be downloaded. [default=enabled]
@@ -1834,7 +1840,7 @@ if ${am_cv_pathless_PYTHON+:} false; then :
   $as_echo_n "(cached) " >&6
 else
 
-	for am_cv_pathless_PYTHON in python python2 python3 python3.3 python3.2 python3.1 python3.0 python2.7  python2.6 python2.5 python2.4 python2.3 python2.2 python2.1 python2.0 none; do
+	for am_cv_pathless_PYTHON in python python2 python3  python3.9 python3.8 python3.7 python3.6 python3.5 python3.4 python3.3  python3.2 python3.1 python3.0  python2.7 python2.6 python2.5 python2.4 python2.3 python2.2 python2.1  python2.0 none; do
 	  test "$am_cv_pathless_PYTHON" = none && break
 	  prog="import sys
 # split strings by '.' and convert to numeric.  Append some zeros
@@ -2295,8 +2301,8 @@ ALL_TECHS="sky130"
 # Set variables for tool setups
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: Found tools: klayout magic netgen irsim openlane qflow xschem" >&5
-$as_echo "$as_me: Found tools: klayout magic netgen irsim openlane qflow xschem" >&6;}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: Found tools: klayout magic netgen irsim openlane qflow xschem hspice" >&5
+$as_echo "$as_me: Found tools: klayout magic netgen irsim openlane qflow xschem hspice" >&6;}
 
 
 
@@ -2407,6 +2413,21 @@ fi
 
 
 
+        HSPICE_DISABLED=0
+        # Check whether --enable-hspice was given.
+if test "${enable_hspice+set}" = set; then :
+  enableval=$enable_hspice;
+                if test "$enableval" == "no" -o "$enableval" == "NO"; then
+                    HSPICE_DISABLED=1
+                fi
+
+
+fi
+
+
+
+
+
 # Magic
 # Extract the first word of "magic", so it can be a program name with args.
 set dummy magic; ac_word=$2
@@ -2753,8 +2774,8 @@ fi
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: Tools enabled for PDK setup installation: klayout magic netgen irsim openlane qflow xschem" >&5
-$as_echo "$as_me: Tools enabled for PDK setup installation: klayout magic netgen irsim openlane qflow xschem" >&6;}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: Tools enabled for PDK setup installation: klayout magic netgen irsim openlane qflow xschem hspice" >&5
+$as_echo "$as_me: Tools enabled for PDK setup installation: klayout magic netgen irsim openlane qflow xschem hspice" >&6;}
 
 # Check for "--with-ef-style"
 EF_STYLE=0

scripts/tools.txt

@@ -5,3 +5,4 @@ irsim
 openlane
 qflow
 xschem
+hspice

sky130/Makefile.in

@@ -521,6 +521,9 @@ ifneq (${XCIRCUIT_DISABLED}, 1)
         TOOLS += xcircuit
 endif
 
+
+HSPICE_DISABLED=@HSPICE_DISABLED@
+
 # These definitions depend on the setting of EF_STYLE
 ifeq (${EF_STYLE}, 1)
 	IO_VERILOG = verilog/sky130_fd_io
@@ -1169,6 +1172,22 @@ primitive-%:
 	# Custom:  Add "spinit" file
 	cat ./custom/models/spinit >> \
 		${STAGING_PATH}/${SKY130$*}/libs.tech/ngspice/spinit
+
+ifneq (${HSPICE_DISABLED}, 1)
+	make hspice-build-$*;
+endif
+
+hspice-build-%:
+	# Convert sky130$* ngspice models files to hspice format
+	${STAGE} -source ${STAGING_PATH}/${SKY130$*} -target ${STAGING_PATH}/${SKY130$*} \
+		-hspice libs.tech/ngspice/* \
+		filter=custom/scripts/convert_hspice.py \
+		2>&1 | tee -a ${SKY130$*}_make.log
+	# Copy libs.ref spice to hspice
+	${STAGE} -source ${STAGING_PATH}/${SKY130$*}/libs.ref -target ${STAGING_PATH}/${SKY130$*} \
+		-hspice/spi ${PR_SPICE}/* \
+		filter=custom/scripts/convert_hspice.py \
+		2>&1 | tee -a ${SKY130$*}_make.log
 
 io-%:
 	# Install custom additions to I/O pad library