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[Mograsim.git] / plugins / net.mograsim.plugin.core / src / net / mograsim / plugin / launch / MainMemoryBlockExtension.java

diff --git a/plugins/net.mograsim.plugin.core/src/net/mograsim/plugin/launch/MainMemoryBlockExtension.java b/plugins/net.mograsim.plugin.core/src/net/mograsim/plugin/launch/MainMemoryBlockExtension.java
index 7e517ca..5d4cf5d 100644 (file)
--- a/plugins/net.mograsim.plugin.core/src/net/mograsim/plugin/launch/MainMemoryBlockExtension.java
+++ b/plugins/net.mograsim.plugin.core/src/net/mograsim/plugin/launch/MainMemoryBlockExtension.java
@@ -72,7 +72,7 @@ public class MainMemoryBlockExtension extends PlatformObject implements IMemoryB
 
                if (baseAddrWords.compareTo(minAddrWords) < 0 || baseAddrWords.compareTo(maxAddrWords) > 0)
                        throwDebugException("Base address out of range");
-               if (baseAddrWords.add(lengthWords).compareTo(maxAddrWords) > 0)
+               if (baseAddrWords.add(lengthWords).subtract(BigInteger.ONE).compareTo(maxAddrWords) > 0)
                        throwDebugException("End address out of range");
 
                this.clients = new HashSet<>();
@@ -195,7 +195,7 @@ public class MainMemoryBlockExtension extends PlatformObject implements IMemoryB
        @Override
        public int getAddressSize() throws DebugException
        {
-               return Long.BYTES;
+               return (getBigLength().bitLength() + 7) / 8;
        }
 
        @Override