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Merge pull request #135 from riking/patch-1 

Add 'make submodules' to download standard cell libraries
This commit is contained in:
Tim Ansell 2020-08-06 15:47:28 -07:00 committed by GitHub
parent 3f310bcc26 b263195330
commit 183c8201eb
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3 changed files with 39 additions and 0 deletions
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10
README.rst
View File

@ -111,6 +111,16 @@ The SkyWater Open Source PDK aims to contain comprehensive documentation about u
We are excited to see additions to this documentation around using this design kit with new tools and design flows. Please see the `Contributing file <docs/contributing.rst>`_ for information on how to do this.
To download or update to the 'latest' version of all standard cell libraries, and to regenerate the liberty files, clone this repository and run the following commands.
```bash
# Expect a large download! ~7GB at time of writing.
SUBMODULE_VERSION=latest make submodules -j3 || make submodules -j1
# Regenerate liberty files
make timing
```
Support
=======

10
README.src.rst
View File

@ -93,6 +93,16 @@ The SkyWater Open Source PDK aims to contain comprehensive documentation about u
We are excited to see additions to this documentation around using this design kit with new tools and design flows. Please see the `Contributing file <docs/contributing.rst>`_ for information on how to do this.
To download or update to the 'latest' version of all standard cell libraries, and to regenerate the liberty files, clone this repository and run the following commands.
```bash
# Expect a large download! ~7GB at time of writing.
SUBMODULE_VERSION=latest make submodules -j3 || make submodules -j1
# Regenerate liberty files
make timing
```
Support
=======

19
scripts/make/git.mk
View File

@ -15,6 +15,25 @@
FULL_VERSION := $(shell git describe --long)
TAG_VERSION := $(firstword $(subst -, ,$(FULL_VERSION)))
SUBMODULE_VERSION ?= latest
ifeq (,$(FULL_VERSION))
$(error "Version value could not be determined. Make sure you fetch the tags.")
endif
submodules: libraries/sky130_fd_sc_hd/$(SUBMODULE_VERSION)/.git libraries/sky130_fd_sc_hdll/$(SUBMODULE_VERSION)/.git libraries/sky130_fd_sc_hs/$(SUBMODULE_VERSION)/.git libraries/sky130_fd_sc_ms/$(SUBMODULE_VERSION)/.git libraries/sky130_fd_sc_ls/$(SUBMODULE_VERSION)/.git
libraries/sky130_fd_sc_hd/%/.git: .gitmodules
git submodule update --init $(@D)
libraries/sky130_fd_sc_hdll/%/.git: .gitmodules
git submodule update --init $(@D)
libraries/sky130_fd_sc_hs/%/.git: .gitmodules
git submodule update --init $(@D)
libraries/sky130_fd_sc_ms/%/.git: .gitmodules
git submodule update --init $(@D)
libraries/sky130_fd_sc_ls/%/.git: .gitmodules
git submodule update --init $(@D)