From: Tobias Platen <tplaten@posteo.de>
Date: Wed, 6 Jan 2021 18:26:52 +0000 (+0100)
Subject: fu/mmu/fsm.py: mfspr!=mtspr
X-Git-Tag: 24jan2021_ls180~37
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=d7f14911dad1b430d39bfaa448596b94e44dd282;p=soc.git

fu/mmu/fsm.py: mfspr!=mtspr
---

diff --git a/src/soc/fu/mmu/fsm.py b/src/soc/fu/mmu/fsm.py
index 690a1c04..5cce2dde 100644
--- a/src/soc/fu/mmu/fsm.py
+++ b/src/soc/fu/mmu/fsm.py
@@ -185,7 +185,7 @@ class FSMMMUStage(ControlBase):
                         # blip the MMU and wait for it to complete
                         comb += valid.eq(1)   # start "pulse"
                         comb += l_in.valid.eq(blip)   # start
-                        comb += l_in.mtspr.eq(1)   # mtspr mode
+                        comb += l_in.mtspr.eq(0)   # mfspr!=mtspr
                         comb += l_in.sprn.eq(spr)  # which SPR
                         comb += l_in.rs.eq(a_i)    # incoming operand (RS)
                         comb += o.data.eq(l_out.sprval) # SPR from MMU