Extend the ESF structure and dump the most important registers in the error exception handler. Signed-off-by: Carlo Caione <ccaione@baylibre.com>
Introduce the basic ARM64 architecture support. A new CONFIG_ARM64 symbol is introduced for the new architecture and new cmake / Kconfig files are added to switch between ARM and ARM64. Signed-off-by: Carlo Caione <ccaione@baylibre.com>