Misc Power Loss cleanup

Marlin/src/feature/powerloss.cpp

@@ -66,9 +66,6 @@ PrintJobRecovery recovery;
 #ifndef POWER_LOSS_PURGE_LEN
   #define POWER_LOSS_PURGE_LEN 0
 #endif
-#ifndef POWER_LOSS_ZRAISE
-  #define POWER_LOSS_ZRAISE 2     // Move on loss with backup power, or on resume without it
-#endif
 
 #if DISABLED(BACKUP_POWER_SUPPLY)
   #undef POWER_LOSS_RETRACT_LEN   // No retract at outage without backup power
@@ -370,7 +367,7 @@ void PrintJobRecovery::resume() {
 
   //
   // Home the axes that can safely be homed, and
-  // establish the current position as best we can
+  // establish the current position as best we can.
   //
   #if Z_HOME_DIR > 0
 
@@ -380,7 +377,7 @@ void PrintJobRecovery::resume() {
       "G28R0"                               // Home all axes (no raise)
     ));
 
-  #else // "G92.9 E0 ..."
+  #else
 
     // If a Z raise occurred at outage restore Z, otherwise raise Z now
     sprintf_P(cmd, PSTR("G92.9 E0 " TERN(BACKUP_POWER_SUPPLY, "Z%s", "Z0\nG1Z%s")), dtostrf(info.zraise, 1, 3, str_1));
@@ -488,7 +485,7 @@ void PrintJobRecovery::resume() {
     gcode.process_subcommands_now_P(PSTR("G12"));
   #endif
 
-  // Move back to the saved XY
+  // Move back over to the saved XY
   sprintf_P(cmd, PSTR("G1X%sY%sF3000"),
     dtostrf(info.current_position.x, 1, 3, str_1),
     dtostrf(info.current_position.y, 1, 3, str_2)

Marlin/src/feature/powerloss.h

@@ -42,6 +42,10 @@
   #define POWER_LOSS_STATE HIGH
 #endif
 
+#ifndef POWER_LOSS_ZRAISE
+  #define POWER_LOSS_ZRAISE 2
+#endif
+
 //#define DEBUG_POWER_LOSS_RECOVERY
 //#define SAVE_EACH_CMD_MODE
 //#define SAVE_INFO_INTERVAL_MS 0
@@ -52,6 +56,7 @@ typedef struct {
   // Machine state
   xyze_pos_t current_position;
   uint16_t feedrate;
+
   float zraise;
 
   // Repeat information