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Add FuseSoC support and Github CI actions #25

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33 changes: 33 additions & 0 deletions .github/workflows/fusesoc.yml
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name: run-fusesoc-targets
on: [push]

jobs:
build-openlane-sky130:
runs-on: ubuntu-latest
env:
REPO : zipcpu
VLNV : zipcpu::zipcpu
steps:
- name: Checkout repo
uses: actions/checkout@v2
with:
path: zipcpu
- run: echo "EDALIZE_LAUNCHER=el_docker" >> $GITHUB_ENV
- run: pip3 install fusesoc
- run: fusesoc library add $REPO $GITHUB_WORKSPACE/$REPO
- run: fusesoc run --target=sky130_div $VLNV

lint-verilator:
runs-on: ubuntu-latest
env:
REPO : zipcpu
VLNV : zipcpu::zipcpu
steps:
- name: Checkout repo
uses: actions/checkout@v2
with:
path: zipcpu
- run: sudo apt install verilator
- run: pip3 install fusesoc
- run: fusesoc library add $REPO $GITHUB_WORKSPACE/$REPO
- run: fusesoc run --target=lint $VLNV
8 changes: 8 additions & 0 deletions data/sky130.tcl
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set ::env(CLOCK_PORT) "i_clk"
set ::env(CLOCK_NET) $::env(CLOCK_PORT)
set ::env(GLB_RT_ADJUSTMENT) 0.15

set ::env(CLOCK_PERIOD) "19.09"
set ::env(SYNTH_MAX_FANOUT) 6
set ::env(FP_CORE_UTIL) 40
set ::env(PL_TARGET_DENSITY) [ expr ($::env(FP_CORE_UTIL)+5) / 100.0 ]
51 changes: 51 additions & 0 deletions zipcpu.core
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CAPI=2:

name : zipcpu::zipcpu:0

filesets:
core:
files:
- rtl/cpudefs.v : {is_include_file : true}
- rtl/core/axiicache.v
- rtl/core/cpuops.v
- rtl/core/dblfetch.v
- rtl/core/dcache.v
- rtl/core/div.v
- rtl/core/idecode.v
- rtl/core/iscachable.v
- rtl/core/memops.v
- rtl/core/mpyop.v
- rtl/core/pfcache.v
- rtl/core/pipefetch.v
- rtl/core/pipemem.v
- rtl/core/prefetch.v
- rtl/core/slowmpy.v
- rtl/core/zipcpu.v
file_type : verilogSource

ex:
files:
- rtl/ex/busdelay.v
- rtl/ex/wbarbiter.v
- rtl/ex/wbdblpriarb.v
- rtl/ex/wbpriarbiter.v
file_type : verilogSource

sky130:
files: [data/sky130.tcl : {file_type : tclSource}]

targets:
default:
filesets: [core]

lint:
default_tool : verilator
filesets : [core, ex]
tools:
verilator: {mode: lint-only}
toplevel: zipcpu

sky130_div:
default_tool : openlane
filesets: [core, sky130]
toplevel : div