git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@706 35acf78f-673a-0410-8e92-d51de3d6d3f4
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gdisirio
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@ -86,9 +86,9 @@ Win32-MinGW - ChibiOS/RT simulator and demo into a WIN32 process,
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use less RAM in stack frames (note, this is an ARM7 thumb mode specific
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optimization).
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- CHANGE: Removed the field p_tid from the Thread structure and the related
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code, this improved the thread creation scores (~2%) and saves some RAM,
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the trace buffer field cse_tid is now populated with a simple hash of the
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thread pointer.
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code, this improved the thread creation scores (~2%) and saves some RAM.
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The trace buffer field cse_tid is now populated with a simple hash of the
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thread pointer as thread identifier.
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- CHANGE: Renamed the macros chSysIRQEnter() and chSysIRQExit() in
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CH_IRQ_PROLOGUE() and CH_IRQ_EPILOGUE() in order to make very clear that
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those are not functions but inlined code. Also introduced a new macro
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@ -34,23 +34,19 @@
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* shrinking the @p Thread structure.
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*/
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struct Thread {
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/** Next @p Thread in the threads list.*/
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Thread *p_next;
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Thread *p_next; /**< Next @p Thread in the threads
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list/queue.*/
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/* End of the fields shared with the ThreadsList structure. */
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/** Previous @p Thread in the threads list.*/
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Thread *p_prev;
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Thread *p_prev; /**< Previous @p Thread in the thread
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queue.*/
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/* End of the fields shared with the ThreadsQueue structure. */
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/** The thread priority.*/
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tprio_t p_prio;
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tprio_t p_prio; /**< Thread priority.*/
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/* End of the fields shared with the ReadyList structure. */
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/** Current thread state.*/
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tstate_t p_state;
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/** Mode flags. */
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tmode_t p_flags;
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/** Machine dependent processor context.*/
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struct context p_ctx;
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tstate_t p_state; /**< Current thread state.*/
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tmode_t p_flags; /**< Various flags.*/
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struct context p_ctx; /**< Processor context.*/
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#ifdef CH_USE_NESTED_LOCKS
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cnt_t p_locks;
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cnt_t p_locks; /**< Number of nested locks.*/
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#endif
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/*
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* The following fields are merged in unions because they are all
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@ -58,61 +54,56 @@ struct Thread {
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* thread in the system.
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*/
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union {
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/** Thread wakeup code (only valid when exiting the @p PRREADY state).*/
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msg_t p_rdymsg;
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/** The thread exit code (only while in @p PREXIT state).*/
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msg_t p_exitcode;
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msg_t p_rdymsg; /**< Thread wakeup code.*/
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msg_t p_exitcode; /**< The thread exit code
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(@p PREXIT state).*/
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#ifdef CH_USE_SEMAPHORES
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/** Semaphore where the thread is waiting on (only in @p PRWTSEM state).*/
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Semaphore *p_wtsemp;
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Semaphore *p_wtsemp; /**< Semaphore where the thread is
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waiting on (@p PRWTSEM state).*/
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#endif
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#ifdef CH_USE_MUTEXES
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/** Mutex where the thread is waiting on (only in @p PRWTMTX state).*/
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Mutex *p_wtmtxp;
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Mutex *p_wtmtxp; /**< Mutex where the thread is waiting
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on (@p PRWTMTX state).*/
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#endif
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#ifdef CH_USE_CONDVARS
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/** CondVar where the thread is waiting on (only in @p PRWTCOND state).*/
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CondVar *p_wtcondp;
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CondVar *p_wtcondp; /**< CondVar where the thread is
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waiting on (@p PRWTCOND state).*/
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#endif
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#ifdef CH_USE_MESSAGES
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/** Destination thread for message send (only in @p PRSNDMSG state).*/
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Thread *p_wtthdp;
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Thread *p_wtthdp; /**< Destination thread for message
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send @p PRSNDMSG state).*/
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#endif
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#ifdef CH_USE_EVENTS
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/** Enabled events mask (only while in @p PRWTOREVT or @p PRWTANDEVT
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states). */
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eventmask_t p_ewmask;
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eventmask_t p_ewmask; /**< Enabled events mask (@p PRWTOREVT
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or @p PRWTANDEVT states).*/
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#endif
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#ifdef CH_USE_TRACE
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/** Kernel object where the thread is waiting on. It is only valid when
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the thread is some sleeping states.*/
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void *p_wtobjp;
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void *p_wtobjp; /**< Generic kernel object pointer used
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for opaque access.*/
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#endif
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};
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/*
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* Start of the optional fields.
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*/
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#ifdef CH_USE_WAITEXIT
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/** The list of the threads waiting for this thread termination. */
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Thread *p_waiting;
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Thread *p_waiting; /**< Thread waiting for termination.*/
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#endif
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#ifdef CH_USE_MESSAGES
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ThreadsQueue p_msgqueue;
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msg_t p_msg;
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ThreadsQueue p_msgqueue; /**< Message queue.*/
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msg_t p_msg; /**< The message.*/
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#endif
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#ifdef CH_USE_EVENTS
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/** Pending events mask. */
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eventmask_t p_epending;
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eventmask_t p_epending; /**< Pending events mask.*/
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#endif
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#ifdef CH_USE_MUTEXES
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/** List of mutexes owned by this thread, @p NULL terminated. */
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Mutex *p_mtxlist;
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/** Thread's own, non-inherited, priority. */
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tprio_t p_realprio;
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Mutex *p_mtxlist; /**< List of the mutexes owned by this
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thread, @p NULL terminated.*/
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tprio_t p_realprio; /**< Thread's own, non-inherited,
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priority.*/
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#endif
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#if defined(CH_USE_DYNAMIC) && defined(CH_USE_MEMPOOLS)
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/** Memory Pool where the thread workspace is returned. */
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void *p_mpool;
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void *p_mpool; /**< Memory Pool where the thread
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workspace is returned.*/
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#endif
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/* Extra fields defined in chconf.h */
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THREAD_EXT_FIELDS
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