SMW Memory Map
|$009079||88 bytes||Sprite tilemap related||Subroutine that draws the power up item to the item box on the status bar during levels.
$0090AE is the X position of the Item Box item.
$0090B3 is the Y position of the Item Box item.
Note: Those two positions are only graphical. It won't change where the item drops from when select is pressed. To change that, see $028052 and $028060