>From f512606776e20dc603b8ea3faaeb103667de3178 Mon Sep 17 00:00:00 2001
From: Steven Seeger <steven.see...@flightsystems.net>
Date: Sun, 25 Mar 2018 17:58:21 -0400
Subject: [PATCH 1/6] leon3: change the handling for ASI_LEON_NOCACHE to be
aware of if the MMU is enabled or not
Signed-off-by: Steven Seeger <steven.see...@flightsystems.net>
---
target/sparc/translate.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/target/sparc/translate.c b/target/sparc/translate.c
index f55ec28665..ab8d0a0c72 100644
--- a/target/sparc/translate.c
+++ b/target/sparc/translate.c
@@ -2121,6 +2121,9 @@ static DisasASI get_asi(DisasContext *dc, int insn,
TCGMemOp memop)
|| (asi == ASI_USERDATA
&& (dc->def->features & CPU_FEATURE_CASA))) {
switch (asi) {
+ case ASI_LEON_NOCACHE: /* force cache miss */
+ type = GET_ASI_DIRECT;
+ break;
case ASI_USERDATA: /* User data access */
mem_idx = MMU_USER_IDX;
type = GET_ASI_DIRECT;
@@ -2131,7 +2134,6 @@ static DisasASI get_asi(DisasContext *dc, int insn,
TCGMemOp memop)
break;
case ASI_M_BYPASS: /* MMU passthrough */
case ASI_LEON_BYPASS: /* LEON MMU passthrough */
- case ASI_LEON_NOCACHE:
mem_idx = MMU_PHYS_IDX;
type = GET_ASI_DIRECT;
break;
--
2.16.1
