• trustzone memory configuration for cortex-A57
    Hello, I am using jetson tx2 development board which has arm cortex a57 processor which uses arm trusted firmware(atf) to boot. Trusty is the secure world operating system provided by atf. Following...
  • Can we reset L2 subsystem for cortex-A57?
    My system hosts 4x clusters, each with 4x cpus A57 connected through interconnect CCN504. I have a special case in which I need to reset L2 sybsystem (L2 is 2MB in my case) from inside SPL Uboot running...
  • SIGILL in 32bit chroot on Cortex-A57
    I'm getting a SIGILL when running a ARMv6 program in a chroot environment. The instruction that triggers it is Program received signal SIGILL, Illegal instruction. 0x000104f0 in f () (gdb) disassemble...
  • where can I find the detailed explanation of ARM PMU events?
    Two questions: 1. Where can I find the detailed explanation of ARM PMU events? 2. How to know the stall cycles for e.g. icache miss etc.? Thanks.
  • Processor Modes in cortex-A57
    Hi, I have done some basic assembly in Armv7-A processors (cortex A9). The version of ARM supports modes like User, sys, SVC etc. Does the ARMv8 also has the similar modes? Where can i find the details...