From: Tobias Platen <tplaten@posteo.de>
Date: Tue, 9 Nov 2021 17:12:45 +0000 (+0100)
Subject: forward mmu sprs
X-Git-Tag: sv_maxu_works-initial~763
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=5dba93a1695cb5a5a55837f8576fcb96eee371b7;p=openpower-isa.git

forward mmu sprs
---

diff --git a/src/openpower/decoder/power_decoder2.py b/src/openpower/decoder/power_decoder2.py
index 6db5c615..edf2893b 100644
--- a/src/openpower/decoder/power_decoder2.py
+++ b/src/openpower/decoder/power_decoder2.py
@@ -942,8 +942,8 @@ class PowerDecodeSubset(Elaboratable):
                               (spr == SPR.PIDR.value))
         # MMU must receive MMU SPRs
         with m.If(is_spr_mv & (fn == Function.SPR) & is_mmu_spr):
-            comb += self.do_copy("fn_unit", Function.NONE)
-            comb += self.do_copy("insn_type", MicrOp.OP_ILLEGAL)
+            comb += self.do_copy("fn_unit", Function.MMU)
+            comb += self.do_copy("insn_type", internal_op)
         # SPR pipe must *not* receive MMU SPRs
         with m.Elif(is_spr_mv & (fn == Function.MMU) & ~is_mmu_spr):
             comb += self.do_copy("fn_unit", Function.NONE)