From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Tue, 22 Sep 2020 08:50:35 +0000 (+0100)
Subject: add MMU (commented out)
X-Git-Tag: 24jan2021_ls180~362
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f561242004f065fac56d1db5e712687694f6e53c;p=soc.git

add MMU (commented out)
---

diff --git a/src/soc/fu/compunits/compunits.py b/src/soc/fu/compunits/compunits.py
index 9d1c0b20..096cda34 100644
--- a/src/soc/fu/compunits/compunits.py
+++ b/src/soc/fu/compunits/compunits.py
@@ -247,7 +247,7 @@ class AllFunctionUnits(Elaboratable):
                      'spr': 1,
                      'logical': 1,
                      'mul': 1,
-                     'mmu': 1,
+                     #'mmu': 1,
                      'div': 1, 'shiftrot': 1}
         alus = {'alu': ALUFunctionUnit,
                 'cr': CRFunctionUnit,
diff --git a/src/soc/simple/core.py b/src/soc/simple/core.py
index 3a9b5a89..356e6198 100644
--- a/src/soc/simple/core.py
+++ b/src/soc/simple/core.py
@@ -74,6 +74,11 @@ class NonProductionCore(Elaboratable):
         self.l0 = TstL0CacheBuffer(pspec, n_units=1)
         pi = self.l0.l0.dports[0]
 
+        if False:
+            # MMU / DCache
+            self.mmu = MMU()
+            self.dcache = DCache()
+
         # function units (only one each)
         self.fus = AllFunctionUnits(pspec, pilist=[pi])