diff mbox series

[RFC,09/16] hw/arm/smmuv3: Don't touch CD if stage-1 is not supported.

Message ID 20230205094411.793816-10-smostafa@google.com
State New
Headers show
Series Add stage-2 translation for SMMUv3 | expand

Commit Message

Mostafa Saleh Feb. 5, 2023, 9:44 a.m. UTC 
If stage-1 is not supported, SW will not configure it, so don't try to
access it as it might have faulty addresses.

Signed-off-by: Mostafa Saleh <smostafa@google.com>
---
 hw/arm/smmuv3.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/hw/arm/smmuv3.c b/hw/arm/smmuv3.c
index 7884401475..c18460a4ff 100644
--- a/hw/arm/smmuv3.c
+++ b/hw/arm/smmuv3.c
@@ -653,7 +653,7 @@  static int smmuv3_decode_config(IOMMUMemoryRegion *mr, SMMUTransCfg *cfg,
         return ret;
     }
 
-    if (cfg->aborted || cfg->bypassed) {
+    if (cfg->aborted || cfg->bypassed || !STAGE1_SUPPORTED(s->features)) {
         return 0;
     }