Getting Started with QNX Neutrino - QNX Software Systems

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Index © 2009, QNX Software Systems GmbH & Co. KG. SIGEV_SIGNAL 143–145, 182 SIGEV_SIGNAL_CODE 143–145 SIGEV_SIGNAL_PULSE 145 SIGEV_SIGNAL_THREAD 143–145 SIGEV_SIGNAL family 143 SIGEV_THREAD 143, 144, 182 SIGEV_UNBLOCK 143, 145, 163, 164 SIGEV_UNBLOCK example 163 SIGSEGV 40 SIGUSR1 157 thread STATE_CONDVAR 24, 63 STATE_DEAD 24 STATE_INTR 24, 25 STATE_JOIN 24 STATE_MUTEX 24 STATE_NANOSLEEP 24, 25 STATE_NET_REPLY 24 STATE_NET_SEND 24 STATE_READY 24, 77, 82, 131, 132, 138, 140, 142, 169, 176, 183 STATE_RECEIVE 24, 25 STATE_RECV 82, 133, 145 STATE_REPLY 24, 25, 120, 155 STATE_RUNNING 24, 169 STATE_SEM 24 STATE_SEND 24, 25, 116, 120 STATE_SIGSUSPEND 24 STATE_SIGWAITINFO 24 STATE_STACK 24 STATE_STOPPED 24 STATE_WAITCTX 24 STATE_WAITPAGE 24 STATE_WAITTHREAD 24 timer TIMER_ABSTIME 147 consumer and producer 60 state analysis 61 and producer using condvars example 63 context_alloc() 71, 75, 76 context_free() 71, 75 context switch 19, 27 conventions typographical xiii cookbook 253 counter high accuracy 159 high frequency 159 CPU hog 138 Creceive() (QNX 4) 289, 300 ctime() 148 D data structure See structure data type See structure data types struct _clockadjust 158 struct _clockperiod members 159 struct itimerspec 147 struct sigevent 117, 163 andSIGEV_UNBLOCK 163 shortcut initialization 164 struct sigevent example 163 struct timespec 147 DCMD_AUDIO_GET_SAMPLE_RATE 266 DCMD_AUDIO_SET_SAMPLE_RATE 266 deadlock defined 329 with message passing 97 decoupling 56 via message passing 81, 85, 86 delay() 140 detaching interrupt handlers 177 devc-pty 82 devctl() 192, 294–296, 298, 332 diagram big picture of timer chain 139 clock jitter 140 InterruptAttach() and wakeups 184 InterruptAttachEvent() and wakeups 184 interrupts and waking up only when required 184 interrupts with unnecessary wakeups 184 server/subserver 89 using InterruptAttach() 183 disabling interrupts 169 discontinuities in time flow 158 340 Index April 30, 2009
© 2009, QNX Software Systems GmbH & Co. KG. Index dispatch_block() 202 dispatch_context_alloc() 202 dispatch_create() 202, 254 dispatch_handler() 203 Dodge, Dan 8 domain of authority 199 E edge-sensitive interrupt 172 diagram 172 EINTR 119 message passing 119 enabling interrupts 169 endian server flags 99 ENOSYS 35 environment variable 31 PATH 32 EOK 101, 194, 197 EROFS 101, 194, 210 errno MsgError() 102, 227 MsgReply() 102 esh 84 ETIMEDOUT 164, 165 event and interrupt handlers 180 and interrupts 172 and ISRs 180 example /dev/null resource manager 201 absolute timers 148 barriers 47 car using timers 137 ChannelCreate() 151 ConnectAttach() 92, 152 connecting to a server 92 creating a tar file 309 creating a thread 41, 43 demultiplexing pulse versus message 114 demultiplexing the pulse code 115 detaching interrupt handler 177 file time1.c 149 tt1.c 163 filling struct itimerspec 148, 149 interrupt handler 176, 178 InterruptAttach() 176, 178 InterruptAttachEvent() 180 InterruptWait() 180 IOV 108 ISR 176, 178 ISR pseudo-code 171 kernel timeout 163, 164 message passing 84, 93 fs-qnx4 105 multipart messages 108, 111 replying with no data 101 server 96 write() 108 messages 149, 151–154 MsgReadv() 111 MsgReceive() 96, 105, 111, 151 MsgReply() 96, 153, 154 MsgSend() 93, 108 MsgSendv() 108 netmgr_remote_nd() 129 netmgr_strtond() 129 networked message passing 85 node descriptors 129 non-blockingpthread_join() 164 one-shot timers 148 periodic timers 149 priority inversion 130 producer 61 producer and consumer 60, 63 pthread_attr_init() 41 pthread_attr_setdetachstate() 41 pthread_attr_setinheritsched() 41 pthread_attr_setschedpolicy() 41 pthread_attr_t 41 pthread_barrier_init() 47 pthread_barrier_wait() 47 pthread_cond_signal() 63 pthread_cond_wait() 63 pthread_create() 41, 43, 47, 63 pthread_join() 45, 163 pthread_mutex_lock() 63 pthread_mutex_unlock() 63 pthread_sleepon_lock() 60, 61 April 30, 2009 Index 341
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QNX Neutrino RTOS Getting Started w
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Contents About This Guide xi What y
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© 2009, QNX Software Systems GmbH
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List of Figures A process as a cont
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About This Guide April 30, 2009 Abo
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Typographical conventions © 2009,
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Foreword to the First Edition by Pe
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Message passing and client/server
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Message passing and client/server
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Multiple threads © 2009, QNX Softw
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Multiple threads © 2009, QNX Softw
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Using message passing © 2009, QNX
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Pulses © 2009, QNX Software System
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Message passing over a network © 2
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Priority inheritance © 2009, QNX S
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Chapter 3 Clocks, Timers, and Getti
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Clocks and timers © 2009, QNX Soft
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Using timers © 2009, QNX Software
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Chapter 4 Interrupts In this chapte
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Neutrino and interrupts © 2009, QN
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Writing interrupt handlers © 2009,
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TIME TIME Writing interrupt handler
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Summary © 2009, QNX Software Syste
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