Clean mouse init up

src/libsrc/apple/mouse.pla

@@ -19,6 +19,7 @@ const MOVE_INT_ENABLE  = $02
 //
 word rom
 byte slot, index, page
+byte params[]
 word setMouseFW, serveMouseFW, readMouseFW, clearMouseFW, posMouseFW, clampMouseFW, homeMouseFW, initMouseFW
 word minClamp, maxClamp, xMouse, yMouse, statMouse, modeMouse
 asm equates
@@ -104,11 +105,24 @@ export def mouseInit
         params:2 = @serviceMouse
         syscall($40, @params)
         call(initMouseFW, $00, slot, page, $04)
-        call(setMouseFW,  $09, slot, page, $04)
+        call(setMouseFW,  $07, slot, page, $04)
         return 0
     fin
     return -1
 end
+def printmouse#0
+    word x, y
+    byte stat
+    
+    while ^$C000 < 128
+        x, y, stat = readMouse
+        ^$24 = ^$20
+        puti(x); puts(", ")
+        puti(y); puts(", $")
+        putb(stat); puts("   ")
+    loop
+    ^$C010
+end
 //
 // Identify Mouse card/slot and initialize
 //
@@ -142,6 +156,7 @@ for rom = $C100 to $C700 step $0100
         readMouse.1    = index
         puts("Found Mouse in slot #"); putc('0' + ((rom >> 8) & $07)); putln
         mouseInit
+        printmouse
         return modkeep
     fin
 next