Keywords - P

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parallel device drivers

Dev.par

· Starting device drivers ·

starting

· Starting device drivers · Starting device drivers ·

troubleshooting

· Testing parallel drivers ·

parallel devices

· Parallel devices ·

printer as target

· Multiple queues feeding a single target ·

parallel port

general configuration

· Parallel devices ·

LPT1 and LPT2

· Single parallel port ·

multiple parallel ports

· Multiple parallel ports ·

single parallel port

· Single parallel port ·

specifying output buffers

· Output buffers ·

parent directory

· Directories ·

parity bits, modem

· Parity ·

partitions

blocks

· Bitmap blocks · fdisk · Loader block · Root block ·

checking directory structure

· chkfsys ·

copying image of DOS

· DOS devices ·

DOS types

· DOS partition types ·

floppy

· A hard disk and a floppy ·

hard disk

· A hard disk and a floppy · Multiple QNX partitions ·

key components on disk

· Partition components ·

loading boot image from disk

· Introduction ·

mounting

· Partitioning the pathname space ·

multiple

· Multiple QNX partitions ·

root directory

· Root directory ·

scanning for consistency

· Using chkfsys ·

See also pathname space

passwd file

· The passwd utility · The password database ·

passwd utility

· Access control utilities · The passwd utility ·

modifying behavior

· The passwd utility ·

password database

· The password database ·

/etc/.pwlock file

· /etc/.pwlock ·

/etc/group file

· /etc/group ·

/etc/passwd file

· /etc/passwd · The passwd utility ·

/etc/shadow file

· /etc/shadow ·

access permissions

· The password database ·

default password files

· Default password files ·

removing user account

· Deleting a user account ·

passwords

changing

· The passwd utility ·

entering at login

· The login utility ·

protecting encrypted passwords

· /etc/.pwlock ·

setting stringency

· The passwd utility ·

specifying when account created

· Home directory, initial command, and initial password ·

user ID ranges

· The passwd utility ·

pathname space

floppy

· A hard disk and a floppy ·

hard disk

· A hard disk and a floppy · Local and remote hard disks · Two hard disks (same node) ·

partitions

· Multiple QNX partitions · Partitioning the pathname space ·

via symbolic links

· Linked independent ·

pax utility

· Archive backups ·

permissions

accessing DOS devices

· DOS devices ·

changing

· How mode bits are assigned ·

directory access

· File permissions ·

DOS-QNX filesystem

· DOS-QNX permission mapping ·

effective user and group IDs

· Effective user and group IDs ·

executables with owner & group privileges

· setuid and setgid ·

execute bit

· File permissions ·

file access

· Changing permissions · File permissions ·

file mode bits

· File permissions · How mode bits are assigned ·

creation mask

· How mode bits are assigned ·

mounting/unmounting a device

· Partitioning the pathname space ·

read bit

· File permissions ·

setgid

· setuid and setgid ·

setuid

· setuid and setgid ·

superuser

· Changing permissions · File permissions · setuid and setgid ·

umask (bit mask)

· How mode bits are assigned ·

viewing

· Viewing permissions ·

write bit

· File permissions ·

phoning

incoming/outgoing calls on same serial line

· Exclusive access to serial devices ·

user selecting terminal type

· A word about dial-up access ·

physical filesystem, defined

· Introduction ·

physical node IDs

address formats

· Ethernet & Token Ring ·

assigning

· Physical node IDs ·

determining

· Determining physical node IDs ·

displaying online

· Step 1 -- Install the network card(s) ·

locating

· Physical node IDs ·

on card

· Ethernet & Token Ring ·

printed out by boot ROM

· Step 2 -- Install the network card ·

specifying in decimal

· Assigning logical node and network IDs ·

unique within each network

· Physical node IDs ·

port

parallel

· Parallel devices ·

serial

· Serial devices ·

portability, QNX-DOS filesystems

· QNX-to-DOS character and name mapping ·

PostScript files, printing

· Multiple queues feeding a single target ·

power outage, recovering from

· When to run chkfsys ·

pr utility

· Using copy-in ·

prefix tree

· Introduction ·

DOS drive prefix name

· Dosfsys name adoption ·

mapping pathnames to I/O managers

· Introduction ·

partitioning the namespace

· Introduction ·

See also filesystems

prefix utility

· Primary/secondary ·

PRINTER environment variable

· LPDEST ·

printers

as target

· Spooler architecture ·

canceling print jobs

· Canceling spool jobs ·

configuring parallel driver

· Parallel devices ·

connecting serial

· Serial printers ·

examples

· Examples ·

improving turnaround time

· Output buffers ·

LPT1

· Single parallel port ·

LPT2

· Multiple parallel ports ·

output buffer for parallel port

· Output buffers ·

parallel driver

· Starting device drivers ·

querying

· Querying spool jobs ·

redirecting output to console

· Testing parallel drivers ·

reinitializing between spool jobs

· Spooler architecture ·

serial driver

· Starting device drivers ·

serial, flow control

· Serial printers ·

troubleshooting driver operation

· Testing parallel drivers ·

printing

generating correct output format

· Using copy-out ·

jobs selected on queue priority

· Multiple queues feeding a single target ·

lp command line

· Naming both the spooler and the queue ·

optimizing processing time

· Multiple queues feeding a single target ·

PRINTER environment variable

· LPDEST ·

queuing print jobs to TCP/IP network

· Spoolers ·

setting up pagination

· Using copy-in ·

setup files

· Queues and targets ·

starting spooling server

· Starting the spooler ·

submitting jobs

· Submitting spool jobs ·

utilities

· Spoolers ·

See also spooling

priority, of process in build file

· Setting priorities ·

privileges

assuming another user's

· The su utility ·

group

· Group ID membership ·

switching to group ID

· Group ID membership ·

user access by group ID

· Group ID membership ·

See also permissions

Proc32

· Mandatory processes · What happens when the system boots ·

starting in build file

· Build file format ·

Process Manager, starting

· What happens when the system boots ·

processes

boot

· What happens when the system boots ·

changing group ID

· The newgrp utility ·

closing files while running chkfsys

· Using chkfsys ·

counting access to a serial device

· Exclusive access to serial devices ·

Dev

· Starting device drivers · Starting device drivers ·

displaying running

· If from floppies... ·

Dosfsys

· Setting up a DOS filesystem ·

Fsys

· Starting a floppy driver ·

including in build file

· Introduction ·

initial priority

· Setting priorities ·

mandatory

· Mandatory processes ·

Mouse

· Starting a mouse driver (for console-based apps) ·

Net

· Loading node mappings ·

Proc32

· What happens when the system boots ·

real and effective user/group IDs

· Effective user and group IDs ·

role of umask on file creation

· How mode bits are assigned ·

running with superuser permissions

· setuid and setgid ·

selecting

by path

· A typical directory structure ·

for embedded image

· Selecting processes for an embedded image ·

for OS image

· Selecting executables for an image ·

starting

· Selecting executables for an image ·

startup order

· Setting priorities ·

user and group ID classes

· Effective user and group IDs ·

profile file

· Shell initialization ·

pseudo tty driver, starting (pty)

· Starting device drivers ·

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