From: Sebastien Bourdeauducq <sebastien@milkymist.org>
Date: Fri, 13 Jan 2012 16:29:05 +0000 (+0100)
Subject: Wishbone: omit fixed LSBs
X-Git-Tag: 24jan2021_ls180~2099^2~1081
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=20425703fa67239a8ed180baa6a5eb80ba42e4df;p=litex.git

Wishbone: omit fixed LSBs
---

diff --git a/migen/bus/wishbone.py b/migen/bus/wishbone.py
index f9e24a29..b1df3b72 100644
--- a/migen/bus/wishbone.py
+++ b/migen/bus/wishbone.py
@@ -4,7 +4,7 @@ from migen.corelogic.misc import multimux, optree
 from migen.bus.simple import Simple, get_sig_name
 
 _desc = [
-	(True,	"adr",	32),
+	(True,	"adr",	30),
 	(True,	"dat",	32),
 	(False,	"dat",	32),
 	(True,	"sel",	4),
diff --git a/migen/bus/wishbone2csr.py b/migen/bus/wishbone2csr.py
index 7cfc7a0a..497cac68 100644
--- a/migen/bus/wishbone2csr.py
+++ b/migen/bus/wishbone2csr.py
@@ -16,7 +16,7 @@ class Inst():
 		sync = [
 			self.csr.we_o.eq(0),
 			self.csr.d_o.eq(self.wishbone.dat_i),
-			self.csr.a_o.eq(self.wishbone.adr_i[2:16]),
+			self.csr.a_o.eq(self.wishbone.adr_i[:14]),
 			self.wishbone.dat_o.eq(self.csr.d_i)
 		]
 		return Fragment(sync=sync) + self.timeline.get_fragment()