shithub: riscv

ref: 03f68c49f66e2d33acd73a25eac8a1bc0acbf38d
dir: /rc/bin/hold/

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#!/bin/rc
{
	echo holdon >[1=3]
	cat $1 > /dev/cons
	cat /dev/cons > $1
} >[3]/dev/consctl