Enhanced E7 disassembling

src/debugger/CartDebug.cxx

@@ -328,6 +328,8 @@ bool CartDebug::disassemble(int bank, uInt16 PC, Disassembly& disassembly,
     // For example, if the list contains any $fxxx and the address space is now
     // $bxxx, it must be changed
     const uInt16 offset = (PC & 0x1000) ? myConsole.cartridge().bankOrigin(bank, PC) : 0;
+    if (offset && info.offset == 0)
+      info.offset = offset;
     AddressList& addresses = info.addressList;
     for(auto& i: addresses)
       i = (i & 0xFFF) + offset;

src/emucore/CartE7.cxx

@@ -285,6 +285,12 @@ uInt16 CartridgeE7::getBank(uInt16 address) const
   return myCurrentBank[(address & 0xFFF) >> 11]; // 2K segments
 }
 
+// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+uInt16 CartridgeE7::getSegmentBank(uInt16 segment) const
+{
+  return getBank(0x800 * segment);
+}
+
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 bool CartridgeE7::patch(uInt16 address, uInt8 value)
 {

src/emucore/CartE7.hxx

@@ -111,6 +111,13 @@ class CartridgeE7 : public Cartridge
     */
     uInt16 getBank(uInt16 address = 0) const override;
 
+    /**
+      Get the current bank for a bank segment.
+
+      @param segment  The segment to get the bank for
+    */
+    uInt16 getSegmentBank(uInt16 segment = 0) const override;
+
     /**
       Query the number of banks supported by the cartridge.
     */