Multispindle: update xhc-hb04.tcl and sim configs

Author: dngarrett

configs/sim/axis/xhc-hb04/README

@@ -244,10 +244,16 @@ joint jogging will occur for that switch position when LinuxCNC is in joint
 motion mode.
 
 ----------------------------------
-Note: in earlier versions of xhc-hb04.tcl, mpg_accels used a helper
-      script (xhc-hb04-accels) to multiplex reduced accel values during
-      world mode jogging.
-      The current implementation uses pins now provided by the motion
-      module:
+Notes:
+
+ 1) In earlier versions of xhc-hb04.tcl, mpg_accels used a helper
+    script (xhc-hb04-accels) to multiplex reduced accel values during
+    world mode jogging.
+    The current implementation uses pins now provided by the motion
+    module:
          axis.L.jog-accel-fraction
          joint.N.jog-accel-fraction
+
+ 2) Support for spindle override is supported using the
+    halui pins: halui.spindle.0.override.* as applicable to
+    default single spindle usage.

configs/sim/axis/xhc-hb04/xhc-hb04-layout1.txt

@@ -34,6 +34,6 @@ The other buttons can be connected to hal pins -- typically halui provided pins.
 
 MDI commands can be executed using halui.mdi-command-nn pins defined in the ini file with entries like: [HALUI]MDI_COMMAND = mdi_command 
 
-The rotary switch selects the axis, spindle, or feedoverride for control by the jogwheel.
+The rotary switch selects the axis, spindle.0, or feedoverride for control by the jogwheel.
 
 The switch positions (xyza) can be defined to any available axis (xyzc for instance).

configs/sim/axis/xhc-hb04/xhc-hb04-layout2.txt

@@ -34,6 +34,6 @@ The other buttons can be connected to hal pins -- typically halui provided pins.
 
 MDI commands can be executed using halui.mdi-command-nn pins defined in the ini file with entries like: [HALUI]MDI_COMMAND = mdi_command 
 
-The rotary switch selects the axis, spindle, or feedoverride for control by the jogwheel.
+The rotary switch selects the axis, spindle.0, or feedoverride for control by the jogwheel.
 
 The switch positions (xyza) can be defined to any available axis (xyzc for instance).

lib/hallib/xhc-hb04.tcl

@@ -320,13 +320,13 @@ proc wheel_setup {jogmode} {
   setp halui.feed-override.scale 0.01
   makenet pendant:wheel-counts  => halui.feed-override.counts
 
-  setp halui.spindle-override.scale 0.01
-  makenet pendant:wheel-counts  => halui.spindle-override.counts
+  setp halui.spindle.0.override.scale 0.01
+  makenet pendant:wheel-counts  => halui.spindle.0.override.counts
 
   makenet pendant:feed-override-enable => halui.feed-override.count-enable \
                                        <= xhc-hb04.jog.enable-feed-override
 
-  makenet pendant:spindle-override-enable => halui.spindle-override.count-enable \
+  makenet pendant:spindle-override-enable => halui.spindle.0.override.count-enable \
                                           <= xhc-hb04.jog.enable-spindle-override
 
 
@@ -347,8 +347,8 @@ proc wheel_setup {jogmode} {
                                   <= halui.feed-override.value \
                                   => xhc-hb04.feed-override
 
-  makenet [existing_outpin_signame   halui.spindle-override.value pendant:spindle-override] \
-                                  <= halui.spindle-override.value \
+  makenet [existing_outpin_signame   halui.spindle.0.override.value pendant:spindle-override] \
+                                  <= halui.spindle.0.override.value \
                                   => xhc-hb04.spindle-override
 
 } ;# wheel_setup