Interrupt: migrate to use the new global variable mechanism
Interrupt: migrate to use the new global variable mechanism

UrsusPilot/firmware,fboris/firmware,ming6842/firmware,ming6842/firmware,ming6842/firmware-new,UrsusPilot/firmware,UrsusPilot/firmware,ming6842/firmware-new,ming6842/firmware-new,fboris/firmware,fboris/firmware,ming6842/firmware