move marina/testCode/com to src/com

[fleet.git] / src / com / sun / vlsi / chips / marina / test / ChainControls.java

diff --git a/src/com/sun/vlsi/chips/marina/test/ChainControls.java b/src/com/sun/vlsi/chips/marina/test/ChainControls.java
new file mode 100644 (file)
index 0000000..5e93a1c
--- /dev/null
+++ b/src/com/sun/vlsi/chips/marina/test/ChainControls.java
@@ -0,0 +1,59 @@
+package com.sun.vlsi.chips.marina.test;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import com.sun.async.test.BitVector;
+import com.sun.async.test.ChainControl;
+
+/** One or more ChainControl. If we have a JTAG controller then one
+ * ChainControl. If we don't have a JTAG controller then we need
+ * one ChainControl per scan chain.
+ * 
+ * ChainControls duplicates much of the ChainControl interface. It
+ * allows the testing code to remain oblivious of whether or not the
+ * JTAG controller exists. 
+ */
+public class ChainControls {
+    private Map<String,ChainControl> chainToControl = 
+        new HashMap<String,ChainControl>();
+        
+    /** The path has the form:
+     *  chipName.chainName.instanceName1.instanceName2 ...
+     */
+    private ChainControl getChainControlFromPath(String path) {
+        for (String chainName : chainToControl.keySet()) {
+            if (path.startsWith(chainName)) return chainToControl.get(chainName);
+        }
+        MarinaTest.fatal(true, "Can't find chain for path: "+path);
+        return null;
+    }
+    public void addChain(String chain, ChainControl control) {
+        chainToControl.put(chain, control);
+    }
+        
+    //--------------------------------------------------------------------------------
+    // Replicate interface of ChainControl
+    public BitVector getInBits(String path) {
+        ChainControl cc = getChainControlFromPath(path);
+        return cc.getInBits(path);
+    }
+    public BitVector getOutBits(String path) {
+        ChainControl cc = getChainControlFromPath(path);
+        return cc.getOutBits(path);
+    }
+    public void setInBits(String path, BitVector bits) {
+        ChainControl cc = getChainControlFromPath(path);
+        cc.setInBits(path, bits);
+    }
+    public void shift(String chainName, boolean readEnable, boolean writeEnable) {
+        ChainControl cc = getChainControlFromPath(chainName);
+        cc.shift(chainName, readEnable, writeEnable);
+    }
+    public void resetInBits() {
+        for (String chainName : chainToControl.keySet()) {
+            ChainControl cc = chainToControl.get(chainName);
+            cc.resetInBits();
+        }
+    }
+}