shithub: riscv

ref: d1cebf608b05e45b148108ac6c16ae94f6862097
dir: /sys/src/9/boot/reboot.rc/

#!/bin/rc

fn configreboot {
	if(~ $"* *!*){
		*=`{echo $* | sed 's,!, ,'}
		shift
		*=`{echo $* | sed 's,!, ,'}
		x=m$1
		x=$$x
		shift

		# config method
		$x(1) $*
	}
}

fn connectreboot {
	if(~ $"* *!*){
		*=`{echo $* | sed 's,!, ,'}
		bootfile=$1
		shift
		bootargs=$*
		*=`{echo $* | sed 's,!, ,'}
		x=m$1
		x=$$x
		shift

		# connect method
		$x(2) $*

		rfork ne

		# set new kernel parameters
		echo -n $bootargs > '#ec/bootargs'
		rm -f '#ec/bootloop'

		# remove part of our temporary root
		/mnt/broot/$cputype/bin/unmount /$cputype/bin /bin
		/mnt/broot/$cputype/bin/unmount /rc/bin /bin
		/mnt/broot/$cputype/bin/unmount /

		# create the name space, mount the root fs
		/mnt/broot/$cputype/bin/bind / /
		/mnt/broot/$cputype/bin/mount -ac '#s/boot' /
	}
	if not {
		bootfile=$1
	}

	# load the new kernel
	/mnt/broot/$cputype/bin/echo reboot $bootfile > /dev/reboot
	exit 'reboot failed'
}

mreboot=(configreboot connectreboot)

mt=(mreboot $mt)