https://dailydevsblog.com/troubleshoot/resolved-arm-cortex-m33-trustzone-silabs-efm32pg22-assembler-hardfaults-accessing-gpio-or-almost-any-peripherals-areas-any-hint-273200/
Resolved: arm cortex-m33 (trustzone, silabs efm32pg22) – assembler hardfaults accessing GPIO or almost any peripherals areas, any hint?