Initial repository layout
Imported from CVS
fixed the scheduler
removed old filesystem notes
cleaned up hardware initialization and added LCD contrast routines
added "volatile" qualifier to memory-addressable audio and lcd hardware ports
added simulation code to help with developing Punix
added a few process-related system calls
tweaked the scheduler a bit more after more testing with the simulator
changed interface to device drivers to allow device driver to change file structure directly
implemented /dev/fd/* device driver
removed duplicate sys_inode.c and unnecessary closei()
changed openi() to openf()
changed device driver interface
changed device driver interface back to taking a dev_t argument
handle file descriptor pseudo-devices in openf()
renamed src/sys/sys to src/sys/h
changed p_xstat to p_waitstat
added notes about wait*() syscalls
renamed src/sys/kern to src/sys/sys