6663b6c9
 adorian
projet complet av...
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# Add a routine to debug ARM exceptions
define armex
printf "SCB_CFSR 0x%x\n", *0xE000ED28
printf "SCB_HFSR 0x%x\n", *0xE000ED2C
printf "SCB_HFSR 0x%x\n", *0xE000ED2C
printf "SCB_MMAR 0x%x\n", *0xE000ED34
printf "SCB_BFAR 0x%x\n", *0xE000ED38
printf "xPSR 0x%x\n", *(int *)($msp+28)
printf "ReturnAddress 0x%x\n", *(int *)($msp+24)
printf "LR (R14) 0x%x\n", *(int *)($msp+20)
printf "R12 0x%x\n", *(int *)($msp+16)
printf "R3 0x%x\n", *(int *)($msp+12)
printf "R2 0x%x\n", *(int *)($msp+8)
printf "R1 0x%x\n", *(int *)($msp+4)
printf "R0 0x%x\n", *(int *)($msp)
printf "Return instruction:\n"
x/i *(int *)($msp+24)
end
document armex
ARMv7 Exception entry behavior.
xPSR, ReturnAddress, LR (R14), R12, R3, R2, R1, and R0
end
# Let's connect to OpenOCD
target remote localhost:3333
# GDB pagniation is annoying
set pagination off
# Load our executable
load
# Tell OpenOCD to reset and halt
monitor itm ports on
monitor tpiu config internal swo.log.bin uart off 16000000
monitor reset halt
break init
break abort
break __assert
continue
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