• Can wfe/sev instruction work between 64 & 32 bit cores?
    Hi Expert, In a multicore system, core1(64bit mode) is pending by wfe instruction. If core0(this is also a 64bit core but it switched from 64 to 32bit mode) run sev instruction, can core1 be waked up...
  • Synchronization in SMP-system WFE/SEV DMB/DSB
    Note: This was originally posted on 31st October 2011 at http://forums.arm.com Hi, I'm trying to synchronize a Cortex-A9 MPCore in SMP mode, but am failing this far. I tried to figure out how to use the...
  • Why cannot the cross-assembler work on this asm code?
    Hi, I am working on assembler code with arm-linux-gnueabihf-as with a third part code project. I find that the assembler has errors: > arm-linux-gnueabihf-as test_sp0.s test_sp0.s: Assembler messages...
  • How to avoid a library being optimized out?
    Hello All, Lets say I have a library foo.a which inside has many object files (bar1.o, bar2.o .. barN.o). How can I tell the linker to not remove the unused sections of the complete library? Not all...
  • ENTRY directive for assembly code
    Hi, I am trying to understand the startup code and assembly language (more for learning and not for a specific project) for ARM Cortex M4. I made a project in KEIL with just one assembly file and added...