$ pdp7 unixv0.simh # Run the PDP-7 Unix kernel on SimH
PDP-7 simulator V4.0-0 Beta
sim> c # Start execution
login: ken
password: ken
@ date
Thu Jan 01 1970 00:00:05
@ ls -l
00004 drw-- 01 777 00050 dd
00035 drwr- 01 012 00060 .
00003 drw-- 01 777 00270 system
00036 lrwr- 01 777 00305 date
00037 lrwr- 01 777 00441 ls
@
inum perms lnks uid size file
Root was user-id -1, but the octal print routine sees as an unsigned
int and prints it truncated to three octal digits, 777.
So, the kernel boots and runs.
Cheers, Warren