bootsd

bootblk

Now loads ufsboot from disk

boot program

ufsboot

Now loads unix from disk

/vmunix

/kernel/genunix

Bootable kernel image 

boot.sun4c.sunos.4.1

inetboot

Mounts and copies unix from network

rc.boot rc.single

/etc/rcS

Mounts /usr and checks file systems

rc.local

/etc/rc2 /etc/rc3

System config scripts 

/etc/config

modload /etc/system

Customizes system kernel, loads modules as needed 

PROM monitor, single user, multiuser 

Run states 0 - 6, and S 

System run levels 

/dev/sd1g

/dev/dsk/c0t1d0s6

More descriptive logical device names. See "Device Naming Conventions".

MAKEDEV

boot -r,

add_drv

Makes device nodes