add note about reproduceability

diff --git a/HDL_workflow/devscripts.mdwn b/HDL_workflow/devscripts.mdwn
index 0648ee1cbb007d2ab34e8db69a572b71890e6a21..3a56000d0d80b027e1deb6c38fa209f7f8c483dc 100644 (file)
--- a/HDL_workflow/devscripts.mdwn
+++ b/HDL_workflow/devscripts.mdwn
@@ -12,6 +12,13 @@ the dev-env-setup repository is cloned twice, once to get the chroot
 script and a second time to use scripts *inside* the chroot. Feel free
 to simply copy the repository into the chroot to save bandwidth.
 
+Note: these scripts assume that you are using debian/10 and that you
+understand and accept why we have standardised on that as an OS
+(reproduceability and minimising "support").  If you use anything
+different it risks creating non-reproducible HDL. It's not about
+"what's the favurite OS", it's about making sure that two developers
+can produce the **exact** same GDS-II files.
+
     $ git clone https://git.libre-soc.org/git/dev-env-setup.git
     $ cd dev-env-setup
     $ sudo bash