From: Jean-Paul Chaput Date: Mon, 20 Apr 2020 12:58:02 +0000 (+0200) Subject: Forgot to witre about block rotation. X-Git-Tag: partial-core-ls180-gdsii~141 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9833bc9db1d4dbb72ea36728b3d589a0faf6972a;p=soclayout.git Forgot to witre about block rotation. --- diff --git a/experiments7/Status.rst b/experiments7/Status.rst index 1393928..e58f6d6 100644 --- a/experiments7/Status.rst +++ b/experiments7/Status.rst @@ -24,6 +24,12 @@ been created to make an area comparison if everything is left to the automaic P&R. For such a small example, they clearly win. Have to confirm that on bigger ones. +.. note:: **Never rotate a block**. The routing directions are defined + for all the chip area. And the connectors will be in the + wrong layers, generating impossible routing configurations. + This may be possible, but at the cost of *wrapping* the + block in a small corona (has yet to be devellopped). + Open/Remaining Questions ~~~~~~~~~~~~~~~~~~~~~~~~