LD_RETIRED , ST_RETIRED Events not working

Hi, I am tyring to get load count , store count and instrucion count in AArch64 DS-5 by using ARM64 PMU Events LD_RETIRED , ST_RETIRED and INST_RETIRED. I am able to get instruction count , but not...
How interrupts are routed in EL3/EL2/EL1 mode

Sorry for basic question, For ARM64, we have different interrupt vector table for each mode EL3/EL2/EL1 I am wondering, how a specific IRQ is routed to given mode. in GIC, I am not able to find...
Embedded ARMv8 dev board

I'm an arduino guy looking for more power and I'd like to start using the high performance ARM chips such as the A57 and soon the A75, but I'm having an impossible time finding dev boards for anything...
two microcontrollers on same board

I recently bought TM4C123GXL evaluation kit ( Texas Instruments ). I found 2 microcontrollers on that board. I heard that it is something related to JTAG. But I didn't understand what it is even after...
Board Breakdown Review Compilation

Partner Board Image Type Processor Review mbed Compatible Where to Buy Price Solid-Run.com Hummingboard Single Board Computer ARM Cortex-A9, Solid-Run uSom, based...