[conf] add ms-sidewinder joystick

conf/joystick/ms_sidewinder.xml

@@ -0,0 +1,59 @@
+<!-- Microsoft Microsoft SideWinder Precision Pro (USB)
+  Joystick has four axes:
+  axis 0: roll
+  axis 1: pitch
+  axis 2: yaw
+  axis 3: throttle (reversed)
+  axis 4: hat switch left/right (right is positive)
+  axis 5: hat switch up/down (down is positive)
+
+It has 9 buttons.
+ b0  - fire
+ b1  - secondary fire
+ b2  - upper right thumb button
+ b3  - lower right thumb button
+ b4  - button A
+ b5  - button B
+ b6  - button C
+ b7  - button D
+ b8  - shift button
+
+-->
+
+<joystick>
+  <input>
+    <axis index="0" name="roll" limit="1.00" exponent="0.7" trim="0"/>
+    <axis index="1" name="pitch" limit="1.00" exponent="0.7" trim="0"/>
+    <axis index="2" name="yaw" limit="1.00" exponent="0.7" trim="0"/>
+    <axis index="3" name="throttle"/>
+    <axis index="4" name="hat_lr"/>
+    <axis index="5" name="hat_ud"/>
+    <button index="0" name="fire"/>
+    <button index="1" name="fire2"/>
+    <button index="2" name="up"/>
+    <button index="3" name="down"/>
+    <button index="4" name="A"/>
+    <button index="5" name="B"/>
+    <button index="6" name="C"/>
+    <button index="7" name="D"/>
+    <button index="8" name="shift"/>
+  </input>
+
+  <messages period="0.1">
+
+    <!--message class="datalink" name="RC_4CH" send_always="true">
+      <field name="mode" value="1-fire+A"/>
+      <field name="throttle" value="Fit(-throttle,-127,127,0,127)"/>
+      <field name="roll" value="roll"/>
+      <field name="pitch" value="pitch"/>
+      <field name="yaw" value="yaw"/>
+    </message-->
+
+    <message class="datalink" name="RC_3CH" send_always="true">
+      <field name="throttle_mode" value="0"/>
+      <field name="roll" value="roll"/>
+      <field name="pitch" value="pitch"/>
+    </message>
+
+  </messages>
+</joystick>