• Cygwin compile of bare metal ARMv8 cross-compiler
    I am trying to get a cross-compiler built to run on my Windows box. One route I'm trying is to use Cygwin to build the compiler. I've tried several attempts with the latest sources but hit upon some compile...
  • Rowhammer bug on ARMv8
    Hi Everyone, I have been trying exploiting Rowhammer bug on ARMv8 running linux for a university project. The device is a Quad core Cortex-A72 (ARM v8) 64-bit SoC @ 1.5GHz. First i checked the UCI...
  • Issue with eret
    Hi, I am doing "eret" from EL2h mode and expecting that I should jump to EL1h mode but rather it is taking me to EL0t mode. I am trying to root cause the issue but not able to figure out. Any pointers...
  • armv8 cache issue with virtualization
    I am now writing a hyper-visor based on arm-v8 aarch64. and now Linux kernel can boot successfully on this hyper-visor. and I test the code on DS5. But there is a cache issue. The issue is: after...
  • Issue with stxr in ARMv8
    Hi, I am writing a simple spinlock taking Juno arm trusted firmware spinlock code. But for me stxr instruction is always failing giving w1 value as "1" always. When I read ARMv8 spec it says (under section...