#!/bin/sh a=${1:-0x10} d=${2:-0} jtag -q <<EOF cable milkymist detect instruction CFG_OUT 000100 BYPASS instruction CFG_IN 000101 BYPASS pld load fjmem.bit initbus fjmem opcode=000010 frequency 6000000 detectflash 0 peek $a poke $a 0x40 $a $d peek $a poke 0 0xff peek $a EOF cat 1>&2 <<EOF values read: - previous value - status (0x80 = okay, 0x92 = locked) - resulting value EOF