Made additional changes to the README file, especially to note
the use of DESTDIR and SHARED_PDKS_PATH passed to the Makefile, as
that is what replaces the deprecated "--with-local-path=" and
"--with-dist-path=" in the configuration.
diff --git a/VERSION b/VERSION
index a83f19b..084a34e 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.0.255
+1.0.256
diff --git a/sky130/README b/sky130/README
index 74b20be..0f192f8 100644
--- a/sky130/README
+++ b/sky130/README
@@ -135,15 +135,6 @@
directory. The mandatory configure options are as follows:
--enable-sky130-pdk[=/path/to/sky130/pdk/source]
-
- See below for details.
-
- NOTE: The intention of the configure file is to not have to hand-edit
- the Makefile. However, the development of the configure script is
- currently ongoing and unfinished, so for now the Makefile should be
- checked and edited after running configure.
-
- --enable-sky130-pdk[=/path/to/sky130/pdk/source]
This is mandatory for specifying that the installation
is for the SKY130 PDK. If the path is specified, then
the PDK is assumed to already be downloaded and installed.
@@ -205,6 +196,27 @@
This 3rd party library is a set of open-source digital
standard cells at 18 track pitch height.
+ --prefix=<path>
+ This redirects the installation destination. open_pdks
+ installs into ${prefix}/share/pdk/, and by default
+ ${prefix} is /usr/local. Be advised that Makefile
+ automatically adds the "share/" path regardless. To
+ install in a different location, pass these (optional)
+ environment variables to "make":
+
+ SHARED_PDKS_PATH = <path>
+ Overrides ${prefix}/share/pdk/ and installs
+ directly into the specified <path>
+
+ DESTDIR = <path>
+ When defined, then "make install" installs into
+ the specified <path>. However, all references
+ to files in the PDK will reference SHARED_PDKS_PATH.
+ Use DESTDIR if you want to install into a temporary
+ location such as a git repository or tarball that
+ will eventually be distributed and placed at
+ SHARED_PDKS_PATH on the target systems.
+
Step 2:
Run:
