From: Florent Kermarrec <florent@enjoy-digital.fr>
Date: Wed, 3 Jul 2019 11:43:34 +0000 (+0200)
Subject: csr: add assert to ensure CSR size < busword (thanks tweakoz)
X-Git-Tag: 24jan2021_ls180~1131
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4ee9c53f185ac6dd9c4aa69a7547e9bc037acc25;p=litex.git

csr: add assert to ensure CSR size < busword (thanks tweakoz)
---

diff --git a/litex/soc/interconnect/csr.py b/litex/soc/interconnect/csr.py
index 4ee7a41c..4165dbd2 100644
--- a/litex/soc/interconnect/csr.py
+++ b/litex/soc/interconnect/csr.py
@@ -340,6 +340,7 @@ class GenericBank(Module):
         self.simple_csrs = []
         for c in description:
             if isinstance(c, CSR):
+                assert c.size <= busword
                 self.simple_csrs.append(c)
             else:
                 c.finalize(busword)