• SWI
    I am trying to execute the following SWI program. It doesnt execute the SWI function body. I have 0 errors and 0 warnings. Any help as to why? CODE: #include <LPC21xx.H> void __swi(8) Call1...
  • SWI in ARTX
    Hello, i' am working with ARTX Arm and have the following problem. When SWI Function calls another SWI Function, after return it remains in Supervisor Mode. Is it not allowed to call a SWI function from...
  • Problem regarding SWI subroutine
    Hello, I have keil ARM version 4.12. I develop program of generating software interrupt using “SWI 0x00” instruction in ARM. I observe deassembly widow, my program begins with memory address “0x00000000...
  • SWI Handler - Parameters
    If I use the swi_handler.s file that is included in NXP's example programs, does it automatically have the ability to handle passed 'C' parameters? Are the parameters passed on the stack? Note, I...
  • Triggering a SWI while in IRQ
    Hello, I need to force an OS context switch immediately after some IRQ is handled (power failure detection) - I cannot allow any other task to run after the IRQ except the highest priority task that...