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#
# Show the exception stack frame.
#
define show-exception-sframe
set $frsr = *(unsigned short *)((unsigned long)$sp + 2)
set $frpc = *(unsigned long *)((unsigned long)$sp + 4)
set $frfvo = *(unsigned short *)((unsigned long)$sp + 0)
set $frcode = $frfvo >> 12
set $frvect = ($frfvo & 0xFFF) >> 2
set $frstatus = ((($frfvo >> 10) & 3) << 2) | ($frfvo & 3)
printf "EXCEPTION -- SR:0x%X PC:0x%X FRAME:0x%x VECTOR:%d STATUS:%d\n", $frsr, $frpc, $frcode, $frvect, $frstatus
if $frstatus == 4
printf " Fault Type: Error on instruction fetch"
end
if $frstatus == 8
printf " Fault Type: Error on operand write"
end
if $frstatus == 12
printf " Fault Type: Error on operand read"
end
if $frstatus == 9
printf " Fault Type: Attempted write to write-protected space"
end
end
# Add -v and -d flags for bdm info
# Add -B flags to utilize hardware breakpoints when they are availiable
#target remote | m68k-bdm-gdbserver pipe /dev/bdmcf0
target remote | m68k-bdm-gdbserver pipe /dev/tblcf2 -B
#monitor set remote-debug 1
monitor bdm-reset
# Set VBR to the beginning of what will be SRAM
monitor bdm-ctl-set 0x0801 0x20000000
# Set RAMBAR1
monitor bdm-ctl-set 0x0C05 0x20000021
# Set FLASHBAR
monitor bdm-ctl-set 0x0C04 0x00000061
# Enable PST[3:0] signals
set *((char*) 0x40100074) = 0x0F
# Add the load when debugging from ram which won't happen with rtems!
#load
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