Porting code from Cortex-A9 to Cortex-A57

Hi, I have been using I.MX6Q Sabre sd board (cortex-a9 ). I build image with my own start script and ld script. The image was loaded with u-boot. Now i would like to do the Same with Renesas R-Car M3...
Porting code From Cortex-A9 to Cortex-R7

Hi, I have some bare metal code written for Arm cortex A9. I would like to port this code to cortex R7. Since both of them belong to ARMv7, How much effort will this take? I have never worked on...
Port x86_64 Intrinsics to ARM64 equivalent

I am new to ARM64 assembly and intrinsics. I have a small routine that uses SSE4.1 x86_64 intrinsics for a vector dot product. I am trying to (as close as possible) replace the x86_64 intrinsics with...
Cortex-M0 or Cortex-M3?

Hello! I've worked before with Cortex-M3 on a STM32 Primer during college. Now I'm trying to develop a system and I can't decide what would be the best MCU for it... The tasks I would need for it to perform...
What is differene between cortex A, Cortex M and Cortex R series of ARM?

Hi everyone, I want to start learning microcontrollers and embedded linux? I want to ask what is differene between A, R and M series of ARM microcontroller? Kindly also suggest me a good book to start...