48 lines
866 B
Plaintext
48 lines
866 B
Plaintext
#!/bin/busybox sh
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# debugging
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set -x
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# install busybox
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/bin/busybox --install -s /bin
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panic() { echo "bruh moment :(" && sh; }
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# silence is golden
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#echo 0 > /proc/sys/kernel/printk
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# check config
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[ -f /config ] && . /config || panic
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# mount pseudofs's
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mount -t proc none /proc
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mount -t sysfs none /sys
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mount -t devtmpfs none /dev
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# setup mdev
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#echo "/bin/mdev" >/proc/sys/kernel/hotplug
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#mdev -s
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# TODO parse /proc/cmdline
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# load drivers
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modprobe -a $drivers
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# find rootfs
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# TODO busybox findfs doesn't support PART{UUID,LABEL}.
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root="$(findfs $root)" || panic
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[ -n "$rootflags" ] && mountargs="$rootflags"
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[ -n "$rootfstype" ] && mountargs="$mountargs -t $rootfstype"
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# mount rootfs
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mount $mountargs "$root" "/mnt/root" || panic
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# clean up
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umount "/dev"
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umount "/sys"
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umount "/proc"
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# boot system
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echo SUCCESS
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exec switch_root "/mnt/root" "/sbin/init"
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