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comparison packages/kernel/current/include/thread.hxx @ 2:443894e2e912 ecos-v1_2_1-release

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Block commit of eCos version 1.2.1
author jlarmour
date Tue, 11 May 1999 12:24:34 +0000
parents 3111d98ba7b3
children c38311975d4f
comparison
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1:72f549f0d891 2:443894e2e912
1 #ifndef CYGONCE_KERNEL_THREAD_HXX 1 #ifndef CYGONCE_KERNEL_THREAD_HXX
2 #define CYGONCE_KERNEL_THREAD_HXX 2 #define CYGONCE_KERNEL_THREAD_HXX
3 3
4 //========================================================================== 4 //==========================================================================
5 // 5 //
6 // thread.hxx 6 // thread.hxx
7 // 7 //
8 // Thread class declarations 8 // Thread class declarations
9 // 9 //
10 //========================================================================== 10 //==========================================================================
11 //####COPYRIGHTBEGIN#### 11 //####COPYRIGHTBEGIN####
12 // 12 //
13 // ------------------------------------------- 13 // -------------------------------------------
23 // 23 //
24 // The Original Code is eCos - Embedded Cygnus Operating System, released 24 // The Original Code is eCos - Embedded Cygnus Operating System, released
25 // September 30, 1998. 25 // September 30, 1998.
26 // 26 //
27 // The Initial Developer of the Original Code is Cygnus. Portions created 27 // The Initial Developer of the Original Code is Cygnus. Portions created
28 // by Cygnus are Copyright (C) 1998 Cygnus Solutions. All Rights Reserved. 28 // by Cygnus are Copyright (C) 1998,1999 Cygnus Solutions. All Rights Reserved.
29 // ------------------------------------------- 29 // -------------------------------------------
30 // 30 //
31 //####COPYRIGHTEND#### 31 //####COPYRIGHTEND####
32 //========================================================================== 32 //==========================================================================
33 //#####DESCRIPTIONBEGIN#### 33 //#####DESCRIPTIONBEGIN####
34 // 34 //
35 // Author(s): nickg 35 // Author(s): nickg
36 // Contributors: nickg 36 // Contributors: nickg
37 // Date: 1997-09-09 37 // Date: 1997-09-09
38 // Purpose: Define Thread class interfaces 38 // Purpose: Define Thread class interfaces
39 // Description: The classes defined here collectively implement the 39 // Description: The classes defined here collectively implement the
40 // internal API used to create, configure and manage threads. 40 // internal API used to create, configure and manage threads.
41 // Usage: #include <cyg/kernel/thread.hxx> 41 // Usage: #include <cyg/kernel/thread.hxx>
42 // 42 //
43 //####DESCRIPTIONEND#### 43 //####DESCRIPTIONEND####
44 // 44 //
45 //========================================================================== 45 //==========================================================================
46 46
201 public: 201 public:
202 enum { // Thread state values 202 enum { // Thread state values
203 203
204 RUNNING = 0, // Thread is runnable or running 204 RUNNING = 0, // Thread is runnable or running
205 SLEEPING = 1, // Thread is waiting for something to happen 205 SLEEPING = 1, // Thread is waiting for something to happen
206 COUNTSLEEP = 2, // Sleep in counted manner 206 COUNTSLEEP = 2, // Sleep in counted manner
207 SUSPENDED = 4, // Suspend count is non-zero 207 SUSPENDED = 4, // Suspend count is non-zero
208 CREATING = 8, // Thread is being created 208 CREATING = 8, // Thread is being created
209 EXITED = 16, // Thread has exited 209 EXITED = 16, // Thread has exited
210 210
211 // This is the set of bits that must be cleared by a generic 211 // This is the set of bits that must be cleared by a generic
311 311
312 static void exit(); // Terminate thread 312 static void exit(); // Terminate thread
313 313
314 static void yield(); // Yield CPU to another thread 314 static void yield(); // Yield CPU to another thread
315 315
316 #ifdef CYGSEM_KERNEL_SCHED_MLQUEUE 316 static void rotate_queue( cyg_priority pri );
317 static void rotate_queue( cyg_priority pri );
318 // Rotate that run queue 317 // Rotate that run queue
319 #endif 318
319 void to_queue_head( void );
320 // Move to the head of its queue
321 // (not necessarily a scheduler q)
320 322
321 static Cyg_Thread *self(); // Return current thread 323 static Cyg_Thread *self(); // Return current thread
322 324
323 325
324 // The following are called on threads other than the current one. 326 // The following are called on threads other than the current one.
488 // ------------------------------------------------------------------------- 490 // -------------------------------------------------------------------------
489 // Thread Queue class. 491 // Thread Queue class.
490 // This defines the main API for manipulating queues of threads. 492 // This defines the main API for manipulating queues of threads.
491 493
492 class Cyg_ThreadQueue 494 class Cyg_ThreadQueue
493 : private Cyg_ThreadQueue_Implementation 495 : public Cyg_ThreadQueue_Implementation
494 { 496 {
495 497
496 public: 498 public:
497 499
498 CYGDBG_DEFINE_CHECK_THIS 500 CYGDBG_DEFINE_CHECK_THIS