Metal_spi_transfer() Crashes With A Few More PLIC Interrupts Coming In

[m3x1m0m]

Okay. It was a stack overflow and thank God I found it. I doubled the stack size. The thread below was really helpful. No bug in freedom-metal!

Additional advice to find the correct linker script:

find . -iname “metal.default.lds”

Increase Stack size

Dear Reader, I have been working on a few programs now for the hifive1. Due to certain constraints on the exercise I am not allowed to use the heap. So most of my data is on the stack. This leads to the issue that the stack overflows. I have checked in the elf file produced by the linker, and noticed that the stack only has a size of 0x400, and the heap has a much larger space. Is there a way I can increase this stack size, and reduce the heap size for it. Kind regards, mortalAmongstGods(mag) …