From 4cb3dceb0ae315dfdda4294c6e944db4e281b93e Mon Sep 17 00:00:00 2001
From: Janne Grunau <j@jannau.net>
Date: Sat, 2 Sep 2023 15:05:52 +0200
Subject: [PATCH] dart: limit vm-base to 36-bit io address space

Required for t602x dcp*.

Signed-off-by: Janne Grunau <j@jannau.net>
---
 src/dart.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/dart.c b/src/dart.c
index ff4819ea..907cc15b 100644
--- a/src/dart.c
+++ b/src/dart.c
@@ -324,6 +324,8 @@ dart_dev_t *dart_init_adt(const char *path, int instance, int device, bool keep_
     }
     if (ADT_GETPROP(adt, node, "vm-base", &dart->vm_base) < 0)
         dart->vm_base = 0;
+    else
+        dart->vm_base &= (1LLU << 36) - 1;
 
     return dart;
 }