Archos flash loader: compile with -Os and make all internal functions static to save space. main() and _main() must not be static or they wouldn't end up in IRAM for execution. * Also make some bootbox functions static, and drop the useless return value from charging_screen().

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18791 a1c6a512-1295-4272-9138-f99709370657
4 files changed