Manual overlay support
To manually allocate code sections to overlay regions, you must set up a scatter file to locate the overlays.
The manual overlay mechanism consists of:
OVERLAYattribute for load regions and execution regions. Use this in a scatter file to indicate regions of memory where the linker assigns the overlay sections for loading into at runtime.
The following armlink command-line options to add extra debug information to the image:
These permit an overlay-aware debugger to track which overlay is currently active.
This section contains the following subsections: