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openocd.gdb
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openocd.gdb
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# connect to openocd
target extended-remote :3333
# load program into flash
load
# print demangled symbols
set print asm-demangle on
# set backtrace limit to not have infinite backtrace loops
set backtrace limit 32
# detect unhandled exceptions, hard faults and panics
break DefaultHandler
break HardFault
break rust_begin_unwind
# run the next few lines so the panic message is printed immediately
# the number needs to be adjusted for your panic handler
#commands $bpnum
#next 4
#end
# *try* to stop at the user entry point (it might be gone due to inlining)
break main
monitor arm semihosting enable
# TODO: adjust this for rp2040
# send captured ITM to the file itm.fifo
# (the microcontroller SWO pin must be connected to the programmer SWO pin)
# 8000000 must match the core clock frequency
#monitor tpiu config internal itm.txt uart off 8000000
# # OR: make the microcontroller SWO pin output compatible with UART (8N1)
# # 8000000 must match the core clock frequency
# # 2000000 is the frequency of the SWO pin
# monitor tpiu config external uart off 8000000 2000000
# # enable ITM port 0
#monitor itm port 0 on
continue