source: rtems/cpukit/sapi/include/confdefs.h @ 3feb372

4.115
Last change on this file since 3feb372 was 3feb372, checked in by Sebastian Huber <sebastian.huber@…>, on 12/12/14 at 07:07:49

confdefs.h: Fix workspace size if idle task is FP

  • Property mode set to 100644
File size: 97.5 KB
Line 
1/**
2 * @file
3 *
4 * @brief Configuration Table Template that will be Instantiated
5 * by an Application
6 *
7 * This include file contains the configuration table template that will
8 * be instantiated by an application based on the setting of a number
9 * of macros.  The macros are documented in the Configuring a System
10 * chapter of the Classic API User's Guide
11 *
12 * The model is to estimate the memory required for each configured item
13 * and sum those estimates.  The estimate can be too high or too low for
14 * a variety of reasons:
15 *
16 * Reasons estimate is too high:
17 *   + FP contexts (not all tasks are FP)
18 *
19 * Reasons estimate is too low:
20 *   + stacks greater than minimum size
21 *   + messages
22 *   + application must account for device driver resources
23 *   + application must account for add-on library resource requirements
24 *
25 * NOTE:  Eventually this may be able to take into account some of
26 *        the above.  This procedure has evolved from just enough to
27 *        support the RTEMS Test Suites into something that can be
28 *        used remarkably reliably by most applications.
29 */
30
31/*
32 *  COPYRIGHT (c) 1989-2014.
33 *  On-Line Applications Research Corporation (OAR).
34 *
35 *  The license and distribution terms for this file may be
36 *  found in the file LICENSE in this distribution or at
37 *  http://www.rtems.org/license/LICENSE.
38 */
39
40#ifndef __CONFIGURATION_TEMPLATE_h
41#define __CONFIGURATION_TEMPLATE_h
42
43/*
44 * Include the executive's configuration
45 */
46#include <rtems.h>
47#include <rtems/score/apimutex.h>
48#include <rtems/score/wkspace.h>
49
50#ifdef CONFIGURE_DISABLE_BSP_SETTINGS
51  #undef BSP_DEFAULT_UNIFIED_WORK_AREAS
52  #undef BSP_IDLE_TASK_BODY
53  #undef BSP_IDLE_TASK_STACK_SIZE
54  #undef BSP_INITIAL_EXTENSION
55  #undef BSP_INTERRUPT_STACK_SIZE
56  #undef BSP_MAXIMUM_DEVICES
57  #undef BSP_ZERO_WORKSPACE_AUTOMATICALLY
58  #undef CONFIGURE_BSP_PREREQUISITE_DRIVERS
59  #undef CONFIGURE_MALLOC_BSP_SUPPORTS_SBRK
60#else
61  #include <bsp.h>
62#endif
63
64#ifdef RTEMS_NEWLIB
65  #include <sys/reent.h>
66#endif
67
68#ifdef __cplusplus
69extern "C" {
70#endif
71
72extern rtems_initialization_tasks_table Initialization_tasks[];
73#if defined(RTEMS_MULTIPROCESSING)
74  extern rtems_multiprocessing_table      Multiprocessing_configuration;
75#endif
76#ifdef RTEMS_POSIX_API
77  extern posix_api_configuration_table    Configuration_POSIX_API;
78#endif
79
80/**
81 * This macro determines whether the RTEMS reentrancy support for
82 * the Newlib C Library is enabled.
83 */
84#ifdef RTEMS_SCHEDSIM
85  #undef RTEMS_NEWLIB
86#endif
87
88#if (defined(RTEMS_NEWLIB) && !defined(CONFIGURE_DISABLE_NEWLIB_REENTRANCY))
89  #define CONFIGURE_NEWLIB_EXTENSION 1
90#else
91  #define CONFIGURE_NEWLIB_EXTENSION 0
92#endif
93
94#ifndef RTEMS_SCHEDSIM
95#include <rtems/libio.h>
96
97#ifdef CONFIGURE_INIT
98const rtems_libio_helper rtems_libio_init_helper =
99  #ifdef CONFIGURE_APPLICATION_DISABLE_FILESYSTEM
100    rtems_libio_helper_null;
101  #else
102    rtems_libio_init;
103  #endif
104
105const rtems_libio_helper rtems_libio_post_driver_helper =
106  #ifdef CONFIGURE_APPLICATION_DISABLE_FILESYSTEM
107    rtems_libio_helper_null;
108  #else
109    rtems_libio_post_driver;
110  #endif
111
112const rtems_libio_helper rtems_libio_exit_helper =
113  #ifdef CONFIGURE_APPLICATION_DISABLE_FILESYSTEM
114    rtems_libio_helper_null;
115  #else
116    rtems_libio_exit;
117  #endif
118
119const rtems_libio_helper rtems_fs_init_helper =
120  #ifdef CONFIGURE_APPLICATION_DISABLE_FILESYSTEM
121    rtems_libio_helper_null;
122  #else
123    rtems_filesystem_initialize;
124  #endif
125#endif
126#endif
127
128/*
129 *  If the application disables the filesystem, they will not need
130 *  a mount table, so do not produce one.
131 */
132#ifdef CONFIGURE_APPLICATION_DISABLE_FILESYSTEM
133  #define CONFIGURE_HAS_OWN_MOUNT_TABLE
134#endif
135
136/**
137 * This macro defines the number of POSIX file descriptors allocated
138 * and managed by libio.  These are the "integer" file descriptors that
139 * are used by calls like open(2) and read(2).
140 */
141#ifndef CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS
142  #define CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS 3
143#endif
144
145/**
146 * Semaphore count used by the IO library.
147 */
148#define CONFIGURE_LIBIO_SEMAPHORES 1
149
150/**
151 * POSIX key count used by the IO library.
152 */
153#define CONFIGURE_LIBIO_POSIX_KEYS 1
154
155#ifdef CONFIGURE_INIT
156  /**
157   * When instantiating the configuration tables, this variable is
158   * initialized to specify the maximum number of file descriptors.
159   */
160  uint32_t rtems_libio_number_iops = CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS;
161#endif
162
163/**
164 * This macro determines if termios is disabled by this application.
165 * This only means that resources will not be reserved.  If you end
166 * up using termios, it will fail.
167 */
168#ifdef CONFIGURE_TERMIOS_DISABLED
169  #define CONFIGURE_TERMIOS_SEMAPHORES 0
170#else
171  /**
172   * This macro specifies the number of serial or PTY ports that will
173   * use termios.
174   */
175  #ifndef CONFIGURE_NUMBER_OF_TERMIOS_PORTS
176  #define CONFIGURE_NUMBER_OF_TERMIOS_PORTS 1
177  #endif
178
179  /**
180   * This macro reserves the number of semaphores required by termios
181   * based upon the number of communication ports that will use it.
182   */
183  #define CONFIGURE_TERMIOS_SEMAPHORES \
184    ((CONFIGURE_NUMBER_OF_TERMIOS_PORTS * 4) + 1)
185#endif
186
187/**
188 * This macro specifies the number of PTYs that can be concurrently
189 * active.
190 */
191#ifndef CONFIGURE_MAXIMUM_PTYS
192  #define CONFIGURE_MAXIMUM_PTYS 0
193#endif
194
195/**
196 * This variable contains the maximum number of PTYs that can be
197 * concurrently active.
198 */
199#ifdef CONFIGURE_INIT
200  int rtems_telnetd_maximum_ptys = CONFIGURE_MAXIMUM_PTYS;
201#else
202  extern int rtems_telnetd_maximum_ptys;
203#endif
204
205#if defined(RTEMS_SMP)
206  /*
207   *  If configured for SMP, then we need to know the maximum CPU cores.
208   */
209  #if !defined(CONFIGURE_SMP_APPLICATION)
210    #if !defined(CONFIGURE_SMP_MAXIMUM_PROCESSORS)
211      #define CONFIGURE_SMP_MAXIMUM_PROCESSORS 1
212    #endif
213  #else
214    #if !defined(CONFIGURE_SMP_MAXIMUM_PROCESSORS)
215      #error "CONFIGURE_SMP_MAXIMUM_PROCESSORS not specified for SMP Application"
216    #endif
217  #endif
218#endif
219
220/*
221 *  Filesystems and Mount Table Configuration.
222 *
223 *  Defines to control the file system:
224 *
225 *   CONFIGURE_APPLICATION_DISABLE_FILESYSTEM:
226 *     Disable the RTEMS filesystems. You get an empty DEVFS.
227 *
228 *   CONFIGURE_USE_DEVFS_AS_BASE_FILESYSTEM:
229 *     Use the DEVFS as the root file system. Limited functions are
230 *     provided when this is used.
231 *
232 *   CONFIGURE_FILESYSTEM_ALL:
233 *     Add file filesystems to the default filesystem table.
234 *
235 *   List of available file systems. You can define as many as you like:
236 *     CONFIGURE_FILESYSTEM_MINIIMFS - MiniIMFS, use DEVFS now
237 *     CONFIGURE_FILESYSTEM_IMFS     - In Memory File System (IMFS)
238 *     CONFIGURE_FILESYSTEM_DEVFS    - Device File System (DSVFS)
239 *     CONFIGURE_FILESYSTEM_TFTPFS   - TFTP File System, networking enabled
240 *     CONFIGURE_FILESYSTEM_FTPFS    - FTP File System, networking enabled
241 *     CONFIGURE_FILESYSTEM_NFS      - Network File System, networking enabled
242 *     CONFIGURE_FILESYSTEM_DOSFS    - DOS File System, uses libblock
243 *     CONFIGURE_FILESYSTEM_RFS      - RTEMS File System (RFS), uses libblock
244 *     CONFIGURE_FILESYSTEM_JFFS2    - Journalling Flash File System, Version 2
245 *
246 *   Combinations:
247 *
248 *    - If nothing is defined the base file system is the IMFS.
249 *
250 *    - If CONFIGURE_APPLICATION_DISABLE_FILESYSTEM is defined all filesystem
251 *      are disabled by force and an empty DEVFS is created.
252 *
253 *    - If CONFIGURE_USE_DEV_AS_BASE_FILESYSTEM is defined all filesystem
254 *      are disabled by force and DEVFS is defined.
255 */
256
257#ifdef CONFIGURE_INIT
258
259  /*
260   * Include all file systems. Do this before checking if the filesystem has
261   * been disabled.
262   */
263  #ifdef CONFIGURE_FILESYSTEM_ALL
264    #define CONFIGURE_FILESYSTEM_MINIIMFS
265    #define CONFIGURE_FILESYSTEM_IMFS
266    #define CONFIGURE_FILESYSTEM_DEVFS
267    #define CONFIGURE_FILESYSTEM_TFTPFS
268    #define CONFIGURE_FILESYSTEM_FTPFS
269    #define CONFIGURE_FILESYSTEM_NFS
270    #define CONFIGURE_FILESYSTEM_DOSFS
271    #define CONFIGURE_FILESYSTEM_RFS
272    #define CONFIGURE_FILESYSTEM_JFFS2
273  #endif
274
275  /*
276   * If disabling the file system, give a compile error if the user has
277   * configured other filesystem parameters.
278   */
279  #if defined(CONFIGURE_APPLICATION_DISABLE_FILESYSTEM)
280     #if defined(CONFIGURE_USE_DEVFS_AS_BASE_FILESYSTEM) || \
281         defined(CONFIGURE_USE_MINIIMFS_AS_BASE_FILESYSTEM)
282       #error "Filesystem disabled but a base filesystem configured."
283     #endif
284
285    #if defined(CONFIGURE_FILESYSTEM_MINIIMFS) || \
286        defined(CONFIGURE_FILESYSTEM_IMFS) || \
287        defined(CONFIGURE_FILESYSTEM_DEVFS) || \
288        defined(CONFIGURE_FILESYSTEM_TFTPFS) || \
289        defined(CONFIGURE_FILESYSTEM_FTPFS) || \
290        defined(CONFIGURE_FILESYSTEM_NFS) || \
291        defined(CONFIGURE_FILESYSTEM_DOSFS) || \
292        defined(CONFIGURE_FILESYSTEM_RFS) || \
293        defined(CONFIGURE_FILESYSTEM_JFFS2)
294        #error "Configured filesystems but root filesystem was not IMFS!"
295        #error "Filesystems could be disabled, DEVFS is root, or"
296        #error "  miniIMFS is root!"
297     #endif
298  #endif
299
300  /*
301   * If the base filesystem is DEVFS define it else define IMFS.
302   * We will have either DEVFS or IMFS defined after this.
303   */
304  #if !defined(CONFIGURE_APPLICATION_DISABLE_FILESYSTEM)
305    #if defined(CONFIGURE_USE_DEVFS_AS_BASE_FILESYSTEM)
306      #define CONFIGURE_FILESYSTEM_DEVFS
307    #elif defined(CONFIGURE_USE_MINIIMFS_AS_BASE_FILESYSTEM)
308      #define CONFIGURE_FILESYSTEM_MINIIMFS
309    #elif !defined(CONFIGURE_FILESYSTEM_IMFS)
310      #define CONFIGURE_FILESYSTEM_IMFS
311    #endif
312  #endif
313
314#endif
315
316#ifndef RTEMS_SCHEDSIM
317/**
318 * IMFS
319 */
320#include <rtems/imfs.h>
321
322/**
323 * This specifies the number of bytes per block for files within the IMFS.
324 * There are a maximum number of blocks per file so this dictates the maximum
325 * size of a file.  This has to be balanced with the unused portion of each
326 * block that might be wasted.
327 */
328#ifndef CONFIGURE_IMFS_MEMFILE_BYTES_PER_BLOCK
329  #define CONFIGURE_IMFS_MEMFILE_BYTES_PER_BLOCK \
330                    IMFS_MEMFILE_DEFAULT_BYTES_PER_BLOCK
331#endif
332
333/**
334 * This defines the miniIMFS file system table entry.
335 */
336#if !defined(CONFIGURE_FILESYSTEM_ENTRY_miniIMFS) && \
337    defined(CONFIGURE_FILESYSTEM_MINIIMFS)
338  #define CONFIGURE_FILESYSTEM_ENTRY_miniIMFS \
339    { RTEMS_FILESYSTEM_TYPE_MINIIMFS, miniIMFS_initialize }
340#endif
341#endif
342
343/**
344 * Internall it is called FIFOs not pipes
345 */
346#if defined(CONFIGURE_PIPES_ENABLED)
347  #define CONFIGURE_FIFOS_ENABLED
348#endif
349
350#ifndef RTEMS_SCHEDSIM
351/**
352 * This defines the IMFS file system table entry.
353 */
354#if !defined(CONFIGURE_FILESYSTEM_ENTRY_IMFS) && \
355    defined(CONFIGURE_FILESYSTEM_IMFS)
356  #if defined(CONFIGURE_FIFOS_ENABLED)
357    #define CONFIGURE_FILESYSTEM_ENTRY_IMFS \
358      { RTEMS_FILESYSTEM_TYPE_IMFS, fifoIMFS_initialize }
359  #else
360    #define CONFIGURE_FILESYSTEM_ENTRY_IMFS \
361      { RTEMS_FILESYSTEM_TYPE_IMFS, IMFS_initialize }
362  #endif
363#endif
364#endif
365
366/**
367 * This sets up the resources for the PIPES/FIFOs
368 */
369#if defined(CONFIGURE_FIFOS_ENABLED)
370  #if !defined(CONFIGURE_MAXIMUM_FIFOS) && !defined(CONFIGURE_MAXIMUM_PIPES)
371     #error "No FIFOs or PIPES configured"
372  #endif
373  #if !defined(CONFIGURE_MAXIMUM_FIFOS)
374    #define CONFIGURE_MAXIMUM_FIFOS 0
375  #endif
376  #if !defined(CONFIGURE_MAXIMUM_PIPES)
377    #define CONFIGURE_MAXIMUM_PIPES 0
378  #endif
379  #define CONFIGURE_BARRIERS_FOR_FIFOS \
380    (2 * (CONFIGURE_MAXIMUM_FIFOS + CONFIGURE_MAXIMUM_PIPES))
381  #define CONFIGURE_SEMAPHORES_FOR_FIFOS \
382    (1 + (CONFIGURE_MAXIMUM_FIFOS + CONFIGURE_MAXIMUM_PIPES))
383#else
384  #define CONFIGURE_BARRIERS_FOR_FIFOS   0
385  #define CONFIGURE_SEMAPHORES_FOR_FIFOS 0
386#endif
387
388/**
389 * DEVFS
390 */
391#if !defined(CONFIGURE_FILESYSTEM_ENTRY_DEVFS) && \
392    defined(CONFIGURE_FILESYSTEM_DEVFS)
393#include <rtems/devfs.h>
394  #define CONFIGURE_FILESYSTEM_ENTRY_DEVFS \
395    { RTEMS_FILESYSTEM_TYPE_DEVFS, devFS_initialize }
396#endif
397
398#ifdef RTEMS_NETWORKING
399  /**
400   * FTPFS
401   */
402  #if !defined(CONFIGURE_FILESYSTEM_ENTRY_FTPFS) && \
403      defined(CONFIGURE_FILESYSTEM_FTPFS)
404    #include <rtems/ftpfs.h>
405    #define CONFIGURE_FILESYSTEM_ENTRY_FTPFS \
406      { RTEMS_FILESYSTEM_TYPE_FTPFS, rtems_ftpfs_initialize }
407  #endif
408
409  /**
410   * TFTPFS
411   */
412  #if !defined(CONFIGURE_FILESYSTEM_ENTRY_TFTPFS) && \
413      defined(CONFIGURE_FILESYSTEM_TFTPFS)
414    #include <rtems/tftp.h>
415    #define CONFIGURE_FILESYSTEM_ENTRY_TFTPFS \
416      { RTEMS_FILESYSTEM_TYPE_TFTPFS, rtems_tftpfs_initialize }
417  #endif
418
419  /**
420   * NFS
421   */
422  #if !defined(CONFIGURE_FILESYSTEM_ENTRY_NFS) && \
423      defined(CONFIGURE_FILESYSTEM_NFS)
424    #include <librtemsNfs.h>
425    #if !defined(CONFIGURE_MAXIMUM_NFS_MOUNTS)
426      #define CONFIGURE_MAXIMUM_NFS_MOUNTS 1
427    #endif
428    #define CONFIGURE_FILESYSTEM_ENTRY_NFS \
429      { RTEMS_FILESYSTEM_TYPE_NFS, rtems_nfs_initialize }
430    #define CONFIGURE_SEMAPHORES_FOR_NFS ((CONFIGURE_MAXIMUM_NFS_MOUNTS * 2) + 1)
431  #else
432    #define CONFIGURE_SEMAPHORES_FOR_NFS 0
433  #endif
434#else
435    #define CONFIGURE_SEMAPHORES_FOR_NFS 0
436#endif
437
438/**
439 * DOSFS
440 */
441#if !defined(CONFIGURE_FILESYSTEM_ENTRY_DOSFS) && \
442    defined(CONFIGURE_FILESYSTEM_DOSFS)
443  #include <rtems/dosfs.h>
444  #if !defined(CONFIGURE_MAXIMUM_DOSFS_MOUNTS)
445    #define CONFIGURE_MAXIMUM_DOSFS_MOUNTS 1
446  #endif
447  #define CONFIGURE_FILESYSTEM_ENTRY_DOSFS \
448    { RTEMS_FILESYSTEM_TYPE_DOSFS, rtems_dosfs_initialize }
449  #define CONFIGURE_SEMAPHORES_FOR_DOSFS CONFIGURE_MAXIMUM_DOSFS_MOUNTS
450#else
451  #define CONFIGURE_SEMAPHORES_FOR_DOSFS 0
452#endif
453
454/**
455 * RFS
456 */
457#if !defined(CONFIGURE_FILESYSTEM_ENTRY_RFS) && \
458    defined(CONFIGURE_FILESYSTEM_RFS)
459  #include <rtems/rtems-rfs.h>
460  #if !defined(CONFIGURE_MAXIMUM_RFS_MOUNTS)
461    #define CONFIGURE_MAXIMUM_RFS_MOUNTS 1
462  #endif
463  #define CONFIGURE_FILESYSTEM_ENTRY_RFS \
464    { RTEMS_FILESYSTEM_TYPE_RFS, rtems_rfs_rtems_initialise }
465  #define CONFIGURE_SEMAPHORES_FOR_RFS CONFIGURE_MAXIMUM_RFS_MOUNTS
466#else
467  #define CONFIGURE_SEMAPHORES_FOR_RFS 0
468#endif
469
470/**
471 * JFFS2
472 */
473#if !defined(CONFIGURE_FILESYSTEM_ENTRY_JFFS2) && \
474    defined(CONFIGURE_FILESYSTEM_JFFS2)
475  #include <rtems/jffs2.h>
476  #if !defined(CONFIGURE_MAXIMUM_JFFS2_MOUNTS)
477    #define CONFIGURE_MAXIMUM_JFFS2_MOUNTS 1
478  #endif
479  #define CONFIGURE_FILESYSTEM_ENTRY_JFFS2 \
480    { RTEMS_FILESYSTEM_TYPE_JFFS2, rtems_jffs2_initialize }
481  #define CONFIGURE_SEMAPHORES_FOR_JFFS2 CONFIGURE_MAXIMUM_JFFS2_MOUNTS
482#else
483  #define CONFIGURE_SEMAPHORES_FOR_JFFS2 0
484#endif
485
486#define CONFIGURE_SEMAPHORES_FOR_FILE_SYSTEMS (CONFIGURE_SEMAPHORES_FOR_FIFOS + \
487                                               CONFIGURE_SEMAPHORES_FOR_NFS + \
488                                               CONFIGURE_SEMAPHORES_FOR_DOSFS + \
489                                               CONFIGURE_SEMAPHORES_FOR_RFS + \
490                                               CONFIGURE_SEMAPHORES_FOR_JFFS2)
491
492#ifdef CONFIGURE_INIT
493
494  /**
495   * DEVFS variables.
496   *
497   * The number of individual devices that may be registered
498   * in the system or the CONFIGURE_MAXIMUM_DEVICES variable
499   * is defaulted to 4 when a filesystem is enabled, unless
500   * the bsp overwrides this.  In which case the value is set
501   * to BSP_MAXIMUM_DEVICES.
502   */
503  #ifdef CONFIGURE_FILESYSTEM_DEVFS
504    #ifndef CONFIGURE_MAXIMUM_DEVICES
505      #if defined(BSP_MAXIMUM_DEVICES)
506        #define CONFIGURE_MAXIMUM_DEVICES BSP_MAXIMUM_DEVICES
507      #else
508        #define CONFIGURE_MAXIMUM_DEVICES 4
509      #endif
510    #endif
511    #include <rtems/devfs.h>
512  #endif
513
514#ifndef RTEMS_SCHEDSIM
515  #if defined(CONFIGURE_FILESYSTEM_IMFS) || \
516      defined(CONFIGURE_FILESYSTEM_MINIIMFS)
517    int imfs_rq_memfile_bytes_per_block = CONFIGURE_IMFS_MEMFILE_BYTES_PER_BLOCK;
518  #endif
519#endif
520
521  /**
522   * Table termination record.
523   */
524  #define CONFIGURE_FILESYSTEM_NULL { NULL, NULL }
525
526#ifndef RTEMS_SCHEDSIM
527  /**
528   * The default file system table. Must be terminated with the NULL entry if
529   * you provide your own.
530   */
531  #ifndef CONFIGURE_HAS_OWN_FILESYSTEM_TABLE
532    const rtems_filesystem_table_t rtems_filesystem_table[] = {
533      #if defined(CONFIGURE_FILESYSTEM_MINIIMFS) && \
534          defined(CONFIGURE_FILESYSTEM_ENTRY_miniIMFS)
535        CONFIGURE_FILESYSTEM_ENTRY_miniIMFS,
536      #endif
537      #if defined(CONFIGURE_FILESYSTEM_IMFS) && \
538          defined(CONFIGURE_FILESYSTEM_ENTRY_IMFS)
539        CONFIGURE_FILESYSTEM_ENTRY_IMFS,
540      #endif
541      #if defined(CONFIGURE_FILESYSTEM_DEVFS) && \
542          defined(CONFIGURE_FILESYSTEM_ENTRY_DEVFS)
543        CONFIGURE_FILESYSTEM_ENTRY_DEVFS,
544      #endif
545      #if defined(CONFIGURE_FILESYSTEM_TFTPFS) && \
546          defined(CONFIGURE_FILESYSTEM_ENTRY_TFTPFS)
547        CONFIGURE_FILESYSTEM_ENTRY_TFTPFS,
548      #endif
549      #if defined(CONFIGURE_FILESYSTEM_FTPFS) && \
550          defined(CONFIGURE_FILESYSTEM_ENTRY_FTPFS)
551        CONFIGURE_FILESYSTEM_ENTRY_FTPFS,
552      #endif
553      #if defined(CONFIGURE_FILESYSTEM_NFS) && \
554          defined(CONFIGURE_FILESYSTEM_ENTRY_NFS)
555        CONFIGURE_FILESYSTEM_ENTRY_NFS,
556      #endif
557      #if defined(CONFIGURE_FILESYSTEM_DOSFS) && \
558          defined(CONFIGURE_FILESYSTEM_ENTRY_DOSFS)
559        CONFIGURE_FILESYSTEM_ENTRY_DOSFS,
560      #endif
561      #if defined(CONFIGURE_FILESYSTEM_RFS) && \
562          defined(CONFIGURE_FILESYSTEM_ENTRY_RFS)
563        CONFIGURE_FILESYSTEM_ENTRY_RFS,
564      #endif
565      #if defined(CONFIGURE_FILESYSTEM_JFFS2) && \
566          defined(CONFIGURE_FILESYSTEM_ENTRY_JFFS2)
567        CONFIGURE_FILESYSTEM_ENTRY_JFFS2,
568      #endif
569      CONFIGURE_FILESYSTEM_NULL
570    };
571  #endif
572
573  #ifndef CONFIGURE_HAS_OWN_MOUNT_TABLE
574    #if defined(CONFIGURE_USE_DEVFS_AS_BASE_FILESYSTEM)
575      static devFS_node devFS_root_filesystem_nodes [CONFIGURE_MAXIMUM_DEVICES];
576      static const devFS_data devFS_root_filesystem_data = {
577        devFS_root_filesystem_nodes,
578        CONFIGURE_MAXIMUM_DEVICES
579      };
580    #endif
581    const rtems_filesystem_mount_configuration
582      rtems_filesystem_root_configuration = {
583      NULL,
584      NULL,
585      #if defined(CONFIGURE_USE_DEVFS_AS_BASE_FILESYSTEM)
586        RTEMS_FILESYSTEM_TYPE_DEVFS,
587      #elif defined(CONFIGURE_USE_MINIIMFS_AS_BASE_FILESYSTEM)
588        RTEMS_FILESYSTEM_TYPE_MINIIMFS,
589      #else
590        RTEMS_FILESYSTEM_TYPE_IMFS,
591      #endif
592      RTEMS_FILESYSTEM_READ_WRITE,
593      #if defined(CONFIGURE_USE_DEVFS_AS_BASE_FILESYSTEM)
594        &devFS_root_filesystem_data
595      #else
596        NULL
597      #endif
598    };
599  #endif
600
601#endif
602#endif
603
604/*
605 *  STACK_CHECKER_ON was still available in 4.9 so give a warning for now.
606 */
607#if defined(STACK_CHECKER_ON)
608  #define CONFIGURE_STACK_CHECKER_ENABLED
609  #warning "STACK_CHECKER_ON deprecated -- use CONFIGURE_STACK_CHECKER_ENABLED"
610#endif
611
612/**
613 * This configures the stack checker user extension.
614 */
615#ifdef CONFIGURE_STACK_CHECKER_ENABLED
616  #define CONFIGURE_STACK_CHECKER_EXTENSION 1
617#else
618  #define CONFIGURE_STACK_CHECKER_EXTENSION 0
619#endif
620
621/**
622 * @brief Maximum priority configuration.
623 *
624 * This configures the maximum priority value that
625 * a task may have.
626 *
627 * The following applies to the data space requirements
628 * of the Priority Scheduler.
629 *
630 * By reducing the number of priorities in a system,
631 * the amount of RAM required by RTEMS can be significantly
632 * reduced.  RTEMS allocates a Chain_Control structure per
633 * priority and this structure contains 3 pointers.  So
634 * the default is (256 * 12) = 3K on 32-bit architectures.
635 *
636 * This must be one less than a power of 2 between
637 * 4 and 256.  Valid values along with the application
638 * priority levels and memory saved when pointers are
639 * 32-bits in size are:
640 *
641 *   + 3,  2 application priorities, 3024 bytes saved
642 *   + 7, 5 application priorities, 2976 bytes saved
643 *   + 15, 13 application priorities, 2880 bytes saved
644 *   + 31, 29 application priorities, 2688 bytes saved
645 *   + 63, 61 application priorities, 2304 bytes saved
646 *   + 127, 125 application priorities, 1536 bytes saved
647 *   + 255, 253 application priorities, 0 bytes saved
648 *
649 * It is specified in terms of Classic API priority values.
650 */
651#ifndef CONFIGURE_MAXIMUM_PRIORITY
652  #define CONFIGURE_MAXIMUM_PRIORITY PRIORITY_DEFAULT_MAXIMUM
653#endif
654
655/*
656 * Scheduler configuration.
657 *
658 * The scheduler configuration allows an application to select the
659 * scheduling policy to use.  The supported configurations are:
660 *  CONFIGURE_SCHEDULER_USER       - user provided scheduler
661 *  CONFIGURE_SCHEDULER_PRIORITY   - Deterministic Priority Scheduler
662 *  CONFIGURE_SCHEDULER_PRIORITY_SMP - Deterministic Priority SMP Scheduler
663 *  CONFIGURE_SCHEDULER_PRIORITY_AFFINITY_SMP - Deterministic Priority SMP Affinity Scheduler
664 *  CONFIGURE_SCHEDULER_SIMPLE     - Light-weight Priority Scheduler
665 *  CONFIGURE_SCHEDULER_SIMPLE_SMP - Simple SMP Priority Scheduler
666 *  CONFIGURE_SCHEDULER_EDF        - EDF Scheduler
667 *  CONFIGURE_SCHEDULER_CBS        - CBS Scheduler
668 *
669 * If no configuration is specified by the application, then
670 * CONFIGURE_SCHEDULER_PRIORITY is assumed to be the default.
671 *
672 * An application can define its own scheduling policy by defining
673 * CONFIGURE_SCHEDULER_USER and the following:
674 *    - CONFIGURE_SCHEDULER_CONTEXT
675 *    - CONFIGURE_SCHEDULER_CONTROLS
676 *    - CONFIGURE_SCHEDULER_USER_PER_THREAD
677 */
678
679/* If no scheduler is specified, the priority scheduler is default. */
680#if !defined(CONFIGURE_SCHEDULER_USER) && \
681    !defined(CONFIGURE_SCHEDULER_PRIORITY) && \
682    !defined(CONFIGURE_SCHEDULER_PRIORITY_SMP) && \
683    !defined(CONFIGURE_SCHEDULER_PRIORITY_AFFINITY_SMP) && \
684    !defined(CONFIGURE_SCHEDULER_SIMPLE) && \
685    !defined(CONFIGURE_SCHEDULER_SIMPLE_SMP) && \
686    !defined(CONFIGURE_SCHEDULER_EDF) && \
687    !defined(CONFIGURE_SCHEDULER_CBS)
688  #if defined(RTEMS_SMP) && defined(CONFIGURE_SMP_APPLICATION)
689    #define CONFIGURE_SCHEDULER_PRIORITY_SMP
690  #else
691    #define CONFIGURE_SCHEDULER_PRIORITY
692  #endif
693#endif
694
695#include <rtems/scheduler.h>
696
697/*
698 * If the Priority Scheduler is selected, then configure for it.
699 */
700#if defined(CONFIGURE_SCHEDULER_PRIORITY)
701  #if !defined(CONFIGURE_SCHEDULER_NAME)
702    #define CONFIGURE_SCHEDULER_NAME rtems_build_name('U', 'P', 'D', ' ')
703  #endif
704
705  #if !defined(CONFIGURE_SCHEDULER_CONTROLS)
706    #define CONFIGURE_SCHEDULER_CONTEXT \
707      RTEMS_SCHEDULER_CONTEXT_PRIORITY( \
708        dflt, \
709        CONFIGURE_MAXIMUM_PRIORITY + 1 \
710      )
711
712    #define CONFIGURE_SCHEDULER_CONTROLS \
713      RTEMS_SCHEDULER_CONTROL_PRIORITY(dflt, CONFIGURE_SCHEDULER_NAME)
714  #endif
715#endif
716
717/*
718 * If the Deterministic Priority SMP Scheduler is selected, then configure for
719 * it.
720 */
721#if defined(CONFIGURE_SCHEDULER_PRIORITY_SMP)
722  #if !defined(CONFIGURE_SCHEDULER_NAME)
723    #define CONFIGURE_SCHEDULER_NAME rtems_build_name('M', 'P', 'D', ' ')
724  #endif
725
726  #if !defined(CONFIGURE_SCHEDULER_CONTROLS)
727    #define CONFIGURE_SCHEDULER_CONTEXT \
728      RTEMS_SCHEDULER_CONTEXT_PRIORITY_SMP( \
729        dflt, \
730        CONFIGURE_MAXIMUM_PRIORITY + 1 \
731      )
732
733    #define CONFIGURE_SCHEDULER_CONTROLS \
734      RTEMS_SCHEDULER_CONTROL_PRIORITY_SMP(dflt, CONFIGURE_SCHEDULER_NAME)
735  #endif
736#endif
737
738/*
739 * If the Deterministic Priority Affinity SMP Scheduler is selected, then configure for
740 * it.
741 */
742#if defined(CONFIGURE_SCHEDULER_PRIORITY_AFFINITY_SMP)
743  #if !defined(CONFIGURE_SCHEDULER_NAME)
744    #define CONFIGURE_SCHEDULER_NAME rtems_build_name('M', 'P', 'A', ' ')
745  #endif
746
747  #if !defined(CONFIGURE_SCHEDULER_CONTROLS)
748    #define CONFIGURE_SCHEDULER_CONTEXT \
749      RTEMS_SCHEDULER_CONTEXT_PRIORITY_AFFINITY_SMP( \
750        dflt, \
751        CONFIGURE_MAXIMUM_PRIORITY + 1 \
752      )
753
754    #define CONFIGURE_SCHEDULER_CONTROLS \
755      RTEMS_SCHEDULER_CONTROL_PRIORITY_AFFINITY_SMP( \
756        dflt, \
757        CONFIGURE_SCHEDULER_NAME \
758      )
759  #endif
760#endif
761
762/*
763 * If the Simple Priority Scheduler is selected, then configure for it.
764 */
765#if defined(CONFIGURE_SCHEDULER_SIMPLE)
766  #if !defined(CONFIGURE_SCHEDULER_NAME)
767    #define CONFIGURE_SCHEDULER_NAME rtems_build_name('U', 'P', 'S', ' ')
768  #endif
769
770  #if !defined(CONFIGURE_SCHEDULER_CONTROLS)
771    #define CONFIGURE_SCHEDULER_CONTEXT RTEMS_SCHEDULER_CONTEXT_SIMPLE(dflt)
772
773    #define CONFIGURE_SCHEDULER_CONTROLS \
774      RTEMS_SCHEDULER_CONTROL_SIMPLE(dflt, CONFIGURE_SCHEDULER_NAME)
775  #endif
776#endif
777
778/*
779 * If the Simple SMP Priority Scheduler is selected, then configure for it.
780 */
781#if defined(CONFIGURE_SCHEDULER_SIMPLE_SMP)
782  #if !defined(CONFIGURE_SCHEDULER_NAME)
783    #define CONFIGURE_SCHEDULER_NAME rtems_build_name('M', 'P', 'S', ' ')
784  #endif
785
786  #if !defined(CONFIGURE_SCHEDULER_CONTROLS)
787    #define CONFIGURE_SCHEDULER_CONTEXT \
788      RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(dflt)
789
790    #define CONFIGURE_SCHEDULER_CONTROLS \
791      RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(dflt, CONFIGURE_SCHEDULER_NAME)
792  #endif
793#endif
794
795/*
796 * If the EDF Scheduler is selected, then configure for it.
797 */
798#if defined(CONFIGURE_SCHEDULER_EDF)
799  #if !defined(CONFIGURE_SCHEDULER_NAME)
800    #define CONFIGURE_SCHEDULER_NAME rtems_build_name('U', 'E', 'D', 'F')
801  #endif
802
803  #if !defined(CONFIGURE_SCHEDULER_CONTROLS)
804    #define CONFIGURE_SCHEDULER_CONTEXT RTEMS_SCHEDULER_CONTEXT_EDF(dflt)
805
806    #define CONFIGURE_SCHEDULER_CONTROLS \
807      RTEMS_SCHEDULER_CONTROL_EDF(dflt, CONFIGURE_SCHEDULER_NAME)
808  #endif
809#endif
810
811/*
812 * If the CBS Scheduler is selected, then configure for it.
813 */
814#if defined(CONFIGURE_SCHEDULER_CBS)
815  #if !defined(CONFIGURE_SCHEDULER_NAME)
816    #define CONFIGURE_SCHEDULER_NAME rtems_build_name('U', 'C', 'B', 'S')
817  #endif
818
819  #if !defined(CONFIGURE_SCHEDULER_CONTROLS)
820    #define CONFIGURE_SCHEDULER_CONTEXT RTEMS_SCHEDULER_CONTEXT_CBS(dflt)
821
822    #define CONFIGURE_SCHEDULER_CONTROLS \
823      RTEMS_SCHEDULER_CONTROL_CBS(dflt, CONFIGURE_SCHEDULER_NAME)
824  #endif
825
826  #ifndef CONFIGURE_CBS_MAXIMUM_SERVERS
827    #define CONFIGURE_CBS_MAXIMUM_SERVERS CONFIGURE_MAXIMUM_TASKS
828  #endif
829
830  #ifdef CONFIGURE_INIT
831    const uint32_t _Scheduler_CBS_Maximum_servers =
832      CONFIGURE_CBS_MAXIMUM_SERVERS;
833
834    Scheduler_CBS_Server
835      _Scheduler_CBS_Server_list[ CONFIGURE_CBS_MAXIMUM_SERVERS ];
836  #endif
837#endif
838
839/*
840 * Set up the scheduler entry points table.  The scheduling code uses
841 * this code to know which scheduler is configured by the user.
842 */
843#ifdef CONFIGURE_INIT
844  #if defined(CONFIGURE_SCHEDULER_CONTEXT)
845    CONFIGURE_SCHEDULER_CONTEXT;
846  #endif
847
848  const Scheduler_Control _Scheduler_Table[] = {
849    CONFIGURE_SCHEDULER_CONTROLS
850  };
851
852  #if defined(RTEMS_SMP)
853    const size_t _Scheduler_Count =
854      RTEMS_ARRAY_SIZE( _Scheduler_Table );
855
856    const Scheduler_Assignment _Scheduler_Assignments[] = {
857      #if defined(CONFIGURE_SMP_SCHEDULER_ASSIGNMENTS)
858        CONFIGURE_SMP_SCHEDULER_ASSIGNMENTS
859      #else
860        #define CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT \
861          RTEMS_SCHEDULER_ASSIGN( \
862            0, \
863            RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL \
864          )
865        CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
866        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 2
867          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
868        #endif
869        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 3
870          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
871        #endif
872        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 4
873          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
874        #endif
875        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 5
876          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
877        #endif
878        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 6
879          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
880        #endif
881        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 7
882          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
883        #endif
884        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 8
885          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
886        #endif
887        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 9
888          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
889        #endif
890        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 10
891          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
892        #endif
893        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 11
894          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
895        #endif
896        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 12
897          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
898        #endif
899        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 13
900          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
901        #endif
902        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 14
903          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
904        #endif
905        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 15
906          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
907        #endif
908        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 16
909          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
910        #endif
911        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 17
912          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
913        #endif
914        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 18
915          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
916        #endif
917        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 19
918          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
919        #endif
920        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 20
921          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
922        #endif
923        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 21
924          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
925        #endif
926        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 22
927          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
928        #endif
929        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 23
930          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
931        #endif
932        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 24
933          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
934        #endif
935        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 25
936          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
937        #endif
938        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 26
939          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
940        #endif
941        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 27
942          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
943        #endif
944        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 28
945          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
946        #endif
947        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 29
948          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
949        #endif
950        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 30
951          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
952        #endif
953        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 31
954          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
955        #endif
956        #if CONFIGURE_SMP_MAXIMUM_PROCESSORS >= 32
957          , CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
958        #endif
959        #undef CONFIGURE_SMP_SCHEDULER_ASSIGN_OPT
960      #endif
961    };
962
963    RTEMS_STATIC_ASSERT(
964      CONFIGURE_SMP_MAXIMUM_PROCESSORS
965        == RTEMS_ARRAY_SIZE( _Scheduler_Assignments ),
966      _Scheduler_Assignments
967    );
968  #endif
969#endif
970
971/*
972 *  If you said the IDLE task was going to do application initialization
973 *  and didn't override the IDLE body, then something is amiss.
974 */
975#if (defined(CONFIGURE_IDLE_TASK_INITIALIZES_APPLICATION) && \
976     !defined(CONFIGURE_IDLE_TASK_BODY))
977  #error "CONFIGURE_ERROR: You did not override the IDLE task body."
978#endif
979
980/**
981 * @brief Idle task body configuration.
982 *
983 * There is a default IDLE thread body provided by RTEMS which
984 * has the possibility of being CPU specific.  There may be a
985 * BSP specific override of the RTEMS default body and in turn,
986 * the application may override and provide its own.
987 */
988#ifndef CONFIGURE_IDLE_TASK_BODY
989  #if defined(BSP_IDLE_TASK_BODY)
990    #define CONFIGURE_IDLE_TASK_BODY BSP_IDLE_TASK_BODY
991  #elif (CPU_PROVIDES_IDLE_THREAD_BODY == TRUE)
992    #define CONFIGURE_IDLE_TASK_BODY _CPU_Thread_Idle_body
993  #else
994    /* only instantiate and compile if used */
995    #ifdef CONFIGURE_INIT
996      void *_Thread_Idle_body(uintptr_t ignored)
997      {
998        for( ; ; ) ;
999        return 0;   /* to avoid warning */
1000      }
1001    #endif
1002    #define CONFIGURE_IDLE_TASK_BODY _Thread_Idle_body
1003  #endif
1004#endif
1005
1006/**
1007 * By default, use the minimum stack size requested by this port.
1008 */
1009#ifndef CONFIGURE_MINIMUM_TASK_STACK_SIZE
1010  #define CONFIGURE_MINIMUM_TASK_STACK_SIZE CPU_STACK_MINIMUM_SIZE
1011#endif
1012
1013#define CONFIGURE_MINIMUM_POSIX_THREAD_STACK_SIZE \
1014  (2 * CONFIGURE_MINIMUM_TASK_STACK_SIZE)
1015
1016/**
1017 * @brief Idle task stack size configuration.
1018 *
1019 * By default, the IDLE task will have a stack of minimum size.
1020 * The BSP or application may override this value.
1021 */
1022#ifndef CONFIGURE_IDLE_TASK_STACK_SIZE
1023  #ifdef BSP_IDLE_TASK_STACK_SIZE
1024    #define CONFIGURE_IDLE_TASK_STACK_SIZE BSP_IDLE_TASK_STACK_SIZE
1025  #else
1026    #define CONFIGURE_IDLE_TASK_STACK_SIZE CONFIGURE_MINIMUM_TASK_STACK_SIZE
1027  #endif
1028#endif
1029#if CONFIGURE_IDLE_TASK_STACK_SIZE < CONFIGURE_MINIMUM_TASK_STACK_SIZE
1030  #error "CONFIGURE_IDLE_TASK_STACK_SIZE less than CONFIGURE_MINIMUM_TASK_STACK_SIZE"
1031#endif
1032
1033/**
1034 * @brief Interrupt stack size configuration.
1035 *
1036 * By default, the interrupt stack will be of minimum size.
1037 * The BSP or application may override this value.
1038 */
1039#ifndef CONFIGURE_INTERRUPT_STACK_SIZE
1040  #ifdef BSP_INTERRUPT_STACK_SIZE
1041    #define CONFIGURE_INTERRUPT_STACK_SIZE BSP_INTERRUPT_STACK_SIZE
1042  #else
1043    #define CONFIGURE_INTERRUPT_STACK_SIZE CONFIGURE_MINIMUM_TASK_STACK_SIZE
1044  #endif
1045#endif
1046
1047/**
1048 * This reserves memory for the interrupt stack if it is to be allocated
1049 * by RTEMS rather than the BSP.
1050 *
1051 * @todo Try to get to the point where all BSPs support allocating the
1052 *       memory from the Workspace.
1053 */
1054#if (CPU_ALLOCATE_INTERRUPT_STACK == 0)
1055  #define CONFIGURE_INTERRUPT_STACK_MEMORY 0
1056#else
1057  #define CONFIGURE_INTERRUPT_STACK_MEMORY \
1058     _Configure_From_workspace( CONFIGURE_INTERRUPT_STACK_SIZE )
1059#endif
1060
1061/**
1062 * Configure the very much optional task stack allocator initialization
1063 */
1064#ifndef CONFIGURE_TASK_STACK_ALLOCATOR_INIT
1065  #define CONFIGURE_TASK_STACK_ALLOCATOR_INIT NULL
1066#endif
1067
1068/*
1069 *  Configure the very much optional task stack allocator and deallocator.
1070 */
1071#if !defined(CONFIGURE_TASK_STACK_ALLOCATOR) \
1072  && !defined(CONFIGURE_TASK_STACK_DEALLOCATOR)
1073  #define CONFIGURE_TASK_STACK_ALLOCATOR _Workspace_Allocate
1074  #define CONFIGURE_TASK_STACK_DEALLOCATOR _Workspace_Free
1075#elif (defined(CONFIGURE_TASK_STACK_ALLOCATOR) \
1076  && !defined(CONFIGURE_TASK_STACK_DEALLOCATOR)) \
1077    || (!defined(CONFIGURE_TASK_STACK_ALLOCATOR) \
1078      && defined(CONFIGURE_TASK_STACK_DEALLOCATOR))
1079  #error "CONFIGURE_TASK_STACK_ALLOCATOR and CONFIGURE_TASK_STACK_DEALLOCATOR must be both defined or both undefined"
1080#endif
1081
1082/**
1083 * Should the RTEMS Workspace and C Program Heap be cleared automatically
1084 * at system start up?
1085 */
1086#ifndef CONFIGURE_ZERO_WORKSPACE_AUTOMATICALLY
1087  #ifdef BSP_ZERO_WORKSPACE_AUTOMATICALLY
1088    #define CONFIGURE_ZERO_WORKSPACE_AUTOMATICALLY \
1089            BSP_ZERO_WORKSPACE_AUTOMATICALLY
1090  #else
1091    #define CONFIGURE_ZERO_WORKSPACE_AUTOMATICALLY FALSE
1092  #endif
1093#endif
1094
1095/*
1096 *  RTEMS Malloc configuration
1097 */
1098
1099#include <rtems/malloc.h>
1100
1101#ifdef CONFIGURE_INIT
1102  /**
1103   * By default, RTEMS uses separate heaps for the RTEMS Workspace and
1104   * the C Program Heap.  The application can choose optionally to combine
1105   * these to provide one larger memory pool. This is particularly
1106   * useful in combination with the unlimited objects configuration.
1107   */
1108  #ifdef CONFIGURE_UNIFIED_WORK_AREAS
1109    Heap_Control  *RTEMS_Malloc_Heap = &_Workspace_Area;
1110  #else
1111    Heap_Control   RTEMS_Malloc_Area;
1112    Heap_Control  *RTEMS_Malloc_Heap = &RTEMS_Malloc_Area;
1113  #endif
1114#endif
1115
1116#ifdef CONFIGURE_INIT
1117  /**
1118   * This configures the sbrk() support for the malloc family.
1119   * By default it is assumed that the BSP provides all available
1120   * RAM to the malloc family implementation so sbrk()'ing to get
1121   * more memory would always fail anyway.
1122   */
1123  const rtems_heap_extend_handler rtems_malloc_extend_handler =
1124    #ifdef CONFIGURE_MALLOC_BSP_SUPPORTS_SBRK
1125      rtems_heap_extend_via_sbrk;
1126    #else
1127      rtems_heap_null_extend;
1128    #endif
1129#endif
1130
1131#ifdef CONFIGURE_INIT
1132  /**
1133   * This configures the malloc family plugin which dirties memory
1134   * allocated.  This is helpful for finding unitialized data structure
1135   * problems.
1136   */
1137  rtems_malloc_dirtier_t rtems_malloc_dirty_helper =
1138    #if defined(CONFIGURE_MALLOC_DIRTY)
1139      rtems_malloc_dirty_memory;
1140    #else
1141      NULL;
1142    #endif
1143#endif
1144
1145/**
1146 * Zero of one returns 0 if the parameter is 0 else 1 is returned.
1147 */
1148#define _Configure_Zero_or_One(_number) ((_number) ? 1 : 0)
1149
1150#define _Configure_Align_up(_val, _align) \
1151  (((_val) + (_align) - 1) & ~((_align) - 1))
1152
1153/**
1154 * This is a helper macro used in calculations in this file.  It is used
1155 * to noted when an element is allocated from the RTEMS Workspace and adds
1156 * a factor to account for heap overhead plus an alignment factor that
1157 * may be applied.
1158 */
1159#define _Configure_From_workspace(_size) \
1160   (ssize_t) (_Configure_Zero_or_One(_size) * \
1161     _Configure_Align_up((_size) + HEAP_BLOCK_HEADER_SIZE, CPU_HEAP_ALIGNMENT))
1162
1163/**
1164 * This is a helper macro used in stack space calculations in this file.  It
1165 * may be provided by the application in case a special task stack allocator
1166 * is used.  The default is allocation from the RTEMS Workspace.
1167 */
1168#ifdef CONFIGURE_TASK_STACK_FROM_ALLOCATOR
1169  #define _Configure_From_stackspace(_stack_size) \
1170    CONFIGURE_TASK_STACK_FROM_ALLOCATOR(_stack_size)
1171#else
1172  #define _Configure_From_stackspace(_stack_size) \
1173    _Configure_From_workspace(_stack_size)
1174#endif
1175
1176/**
1177 * Do not use the unlimited bit as part of the multiplication
1178 * for memory usage.
1179 */
1180#define _Configure_Max_Objects(_max) \
1181  (_Configure_Zero_or_One(_max) * rtems_resource_maximum_per_allocation(_max))
1182
1183/**
1184 * This macro accounts for how memory for a set of configured objects is
1185 * allocated from the Executive Workspace.
1186 *
1187 * NOTE: It does NOT attempt to address the more complex case of unlimited
1188 *       objects.
1189 */
1190#define _Configure_Object_RAM(_number, _size) ( \
1191    _Configure_From_workspace(_Configure_Max_Objects(_number) * (_size)) + \
1192    _Configure_From_workspace( \
1193      _Configure_Zero_or_One(_number) * ( \
1194        (_Configure_Max_Objects(_number) + 1) * sizeof(Objects_Control *) + \
1195        _Configure_Align_up(sizeof(void *), CPU_ALIGNMENT) + \
1196        _Configure_Align_up(sizeof(uint32_t), CPU_ALIGNMENT) \
1197      ) \
1198    ) \
1199  )
1200
1201/*
1202 *  Default User Initialization Task Table.  This table guarantees that
1203 *  one user initialization table is defined.
1204 */
1205
1206#ifdef CONFIGURE_RTEMS_INIT_TASKS_TABLE
1207
1208#ifdef CONFIGURE_HAS_OWN_INIT_TASK_TABLE
1209
1210/*
1211 *  The user is defining their own table information and setting the
1212 *  appropriate variables.
1213 */
1214
1215#else
1216
1217#ifndef CONFIGURE_INIT_TASK_NAME
1218  #define CONFIGURE_INIT_TASK_NAME          rtems_build_name('U', 'I', '1', ' ')
1219#endif
1220
1221#ifndef CONFIGURE_INIT_TASK_STACK_SIZE
1222  #define CONFIGURE_INIT_TASK_STACK_SIZE    CONFIGURE_MINIMUM_TASK_STACK_SIZE
1223#endif
1224
1225#ifndef CONFIGURE_INIT_TASK_PRIORITY
1226  #define CONFIGURE_INIT_TASK_PRIORITY      1
1227#endif
1228
1229#ifndef CONFIGURE_INIT_TASK_ATTRIBUTES
1230  #define CONFIGURE_INIT_TASK_ATTRIBUTES    RTEMS_DEFAULT_ATTRIBUTES
1231#endif
1232
1233#ifndef CONFIGURE_INIT_TASK_ENTRY_POINT
1234  #ifdef __cplusplus
1235  extern "C" {
1236  #endif
1237    rtems_task Init (rtems_task_argument );
1238  #ifdef __cplusplus
1239  }
1240  #endif
1241  #define CONFIGURE_INIT_TASK_ENTRY_POINT   Init
1242  extern const char* bsp_boot_cmdline;
1243  #define CONFIGURE_INIT_TASK_ARGUMENTS     ((rtems_task_argument) &bsp_boot_cmdline)
1244#endif
1245
1246#ifndef CONFIGURE_INIT_TASK_INITIAL_MODES
1247  #if defined(RTEMS_SMP) && defined(CONFIGURE_SMP_APPLICATION)
1248    #define CONFIGURE_INIT_TASK_INITIAL_MODES RTEMS_DEFAULT_MODES
1249  #else
1250    #define CONFIGURE_INIT_TASK_INITIAL_MODES RTEMS_NO_PREEMPT
1251  #endif
1252#endif
1253
1254#ifndef CONFIGURE_INIT_TASK_ARGUMENTS
1255  #define CONFIGURE_INIT_TASK_ARGUMENTS     0
1256#endif
1257
1258#ifdef CONFIGURE_INIT
1259  rtems_initialization_tasks_table Initialization_tasks[] = {
1260    { CONFIGURE_INIT_TASK_NAME,
1261      CONFIGURE_INIT_TASK_STACK_SIZE,
1262      CONFIGURE_INIT_TASK_PRIORITY,
1263      CONFIGURE_INIT_TASK_ATTRIBUTES,
1264      CONFIGURE_INIT_TASK_ENTRY_POINT,
1265      CONFIGURE_INIT_TASK_INITIAL_MODES,
1266      CONFIGURE_INIT_TASK_ARGUMENTS
1267    }
1268  };
1269#endif
1270
1271#define CONFIGURE_INIT_TASK_TABLE Initialization_tasks
1272
1273#define CONFIGURE_INIT_TASK_TABLE_SIZE \
1274  RTEMS_ARRAY_SIZE(CONFIGURE_INIT_TASK_TABLE)
1275
1276#endif    /* CONFIGURE_HAS_OWN_INIT_TASK_TABLE */
1277
1278#else     /* CONFIGURE_RTEMS_INIT_TASKS_TABLE */
1279
1280#define CONFIGURE_INIT_TASK_TABLE      NULL
1281#define CONFIGURE_INIT_TASK_TABLE_SIZE 0
1282#define CONFIGURE_INIT_TASK_STACK_SIZE 0
1283
1284#endif
1285
1286/*
1287 *  Default Device Driver Table.  Each driver needed by the test is explicitly
1288 *  choosen by that test.  There is always a null driver entry.
1289 */
1290
1291#define NULL_DRIVER_TABLE_ENTRY \
1292 { NULL, NULL, NULL, NULL, NULL, NULL }
1293
1294#ifdef CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
1295  #include <rtems/console.h>
1296#endif
1297
1298#ifdef CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
1299  #include <rtems/clockdrv.h>
1300#endif
1301
1302#ifdef CONFIGURE_APPLICATION_NEEDS_TIMER_DRIVER
1303  #include <rtems/btimer.h>
1304#endif
1305
1306#ifdef CONFIGURE_APPLICATION_NEEDS_RTC_DRIVER
1307  #include <rtems/rtc.h>
1308#endif
1309
1310#ifdef CONFIGURE_APPLICATION_NEEDS_WATCHDOG_DRIVER
1311  #include <rtems/watchdogdrv.h>
1312#endif
1313
1314#ifdef CONFIGURE_APPLICATION_NEEDS_FRAME_BUFFER_DRIVER
1315  #include <rtems/framebuffer.h>
1316#endif
1317
1318#ifdef CONFIGURE_APPLICATION_NEEDS_STUB_DRIVER
1319  #include <rtems/devnull.h>
1320#endif
1321
1322#ifdef CONFIGURE_APPLICATION_NEEDS_ZERO_DRIVER
1323  #include <rtems/devzero.h>
1324#endif
1325
1326#ifdef CONFIGURE_APPLICATION_NEEDS_IDE_DRIVER
1327  /* the ide driver needs the ATA driver */
1328  #ifndef CONFIGURE_APPLICATION_NEEDS_ATA_DRIVER
1329    #define CONFIGURE_APPLICATION_NEEDS_ATA_DRIVER
1330  #endif
1331  #include <libchip/ide_ctrl.h>
1332#endif
1333
1334#ifdef CONFIGURE_APPLICATION_NEEDS_ATA_DRIVER
1335  #include <libchip/ata.h>
1336#endif
1337
1338#ifndef CONFIGURE_HAS_OWN_DEVICE_DRIVER_TABLE
1339
1340/**
1341 * This specifies the maximum number of device drivers that
1342 * can be installed in the system at one time.  It must account
1343 * for both the statically and dynamically installed drivers.
1344 */
1345#ifndef CONFIGURE_MAXIMUM_DRIVERS
1346  #define CONFIGURE_MAXIMUM_DRIVERS
1347#endif
1348
1349#ifdef CONFIGURE_INIT
1350  rtems_driver_address_table
1351    _IO_Driver_address_table[ CONFIGURE_MAXIMUM_DRIVERS ] = {
1352    #ifdef CONFIGURE_BSP_PREREQUISITE_DRIVERS
1353      CONFIGURE_BSP_PREREQUISITE_DRIVERS,
1354    #endif
1355    #ifdef CONFIGURE_APPLICATION_PREREQUISITE_DRIVERS
1356      CONFIGURE_APPLICATION_PREREQUISITE_DRIVERS,
1357    #endif
1358    #ifdef CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
1359      CONSOLE_DRIVER_TABLE_ENTRY,
1360    #endif
1361    #ifdef CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
1362      CLOCK_DRIVER_TABLE_ENTRY,
1363    #endif
1364    #ifdef CONFIGURE_APPLICATION_NEEDS_RTC_DRIVER
1365      RTC_DRIVER_TABLE_ENTRY,
1366    #endif
1367    #ifdef CONFIGURE_APPLICATION_NEEDS_WATCHDOG_DRIVER
1368      WATCHDOG_DRIVER_TABLE_ENTRY,
1369    #endif
1370    #ifdef CONFIGURE_APPLICATION_NEEDS_STUB_DRIVER
1371      DEVNULL_DRIVER_TABLE_ENTRY,
1372    #endif
1373    #ifdef CONFIGURE_APPLICATION_NEEDS_ZERO_DRIVER
1374      DEVZERO_DRIVER_TABLE_ENTRY,
1375    #endif
1376    #ifdef CONFIGURE_APPLICATION_NEEDS_IDE_DRIVER
1377      IDE_CONTROLLER_DRIVER_TABLE_ENTRY,
1378    #endif
1379    #ifdef CONFIGURE_APPLICATION_NEEDS_ATA_DRIVER
1380      ATA_DRIVER_TABLE_ENTRY,
1381    #endif
1382    #ifdef CONFIGURE_APPLICATION_NEEDS_FRAME_BUFFER_DRIVER
1383      FRAME_BUFFER_DRIVER_TABLE_ENTRY,
1384    #endif
1385    #ifdef CONFIGURE_APPLICATION_EXTRA_DRIVERS
1386      CONFIGURE_APPLICATION_EXTRA_DRIVERS,
1387    #endif
1388    #ifdef CONFIGURE_APPLICATION_NEEDS_NULL_DRIVER
1389      NULL_DRIVER_TABLE_ENTRY
1390    #elif !defined(CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER) && \
1391        !defined(CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER) && \
1392        !defined(CONFIGURE_APPLICATION_NEEDS_RTC_DRIVER) && \
1393        !defined(CONFIGURE_APPLICATION_NEEDS_STUB_DRIVER) && \
1394        !defined(CONFIGURE_APPLICATION_NEEDS_ZERO_DRIVER) && \
1395        !defined(CONFIGURE_APPLICATION_NEEDS_IDE_DRIVER) && \
1396        !defined(CONFIGURE_APPLICATION_NEEDS_ATA_DRIVER) && \
1397        !defined(CONFIGURE_APPLICATION_NEEDS_FRAME_BUFFER_DRIVER) && \
1398        !defined(CONFIGURE_APPLICATION_EXTRA_DRIVERS)
1399      NULL_DRIVER_TABLE_ENTRY
1400    #endif
1401  };
1402
1403  const size_t _IO_Number_of_drivers =
1404    RTEMS_ARRAY_SIZE( _IO_Driver_address_table );
1405#endif
1406
1407#endif  /* CONFIGURE_HAS_OWN_DEVICE_DRIVER_TABLE */
1408
1409#ifdef CONFIGURE_APPLICATION_NEEDS_ATA_DRIVER
1410  /*
1411   * configure the priority of the ATA driver task
1412   */
1413  #ifndef CONFIGURE_ATA_DRIVER_TASK_PRIORITY
1414    #define CONFIGURE_ATA_DRIVER_TASK_PRIORITY ATA_DRIVER_TASK_DEFAULT_PRIORITY
1415  #endif
1416  #ifdef CONFIGURE_INIT
1417    rtems_task_priority rtems_ata_driver_task_priority
1418      = CONFIGURE_ATA_DRIVER_TASK_PRIORITY;
1419  #endif /* CONFIGURE_INIT */
1420#endif
1421
1422/*
1423 * add bdbuf configuration and values for swapout task priority
1424 */
1425#ifdef CONFIGURE_APPLICATION_NEEDS_LIBBLOCK
1426  #include <rtems/bdbuf.h>
1427  /*
1428   * configure the bdbuf cache parameters
1429   */
1430  #ifndef CONFIGURE_BDBUF_MAX_READ_AHEAD_BLOCKS
1431    #define CONFIGURE_BDBUF_MAX_READ_AHEAD_BLOCKS \
1432                              RTEMS_BDBUF_MAX_READ_AHEAD_BLOCKS_DEFAULT
1433  #endif
1434  #ifndef CONFIGURE_BDBUF_MAX_WRITE_BLOCKS
1435    #define CONFIGURE_BDBUF_MAX_WRITE_BLOCKS \
1436                              RTEMS_BDBUF_MAX_WRITE_BLOCKS_DEFAULT
1437  #endif
1438  #ifndef CONFIGURE_SWAPOUT_TASK_PRIORITY
1439    #define CONFIGURE_SWAPOUT_TASK_PRIORITY \
1440                              RTEMS_BDBUF_SWAPOUT_TASK_PRIORITY_DEFAULT
1441  #endif
1442  #ifndef CONFIGURE_SWAPOUT_SWAP_PERIOD
1443    #define CONFIGURE_SWAPOUT_SWAP_PERIOD \
1444                              RTEMS_BDBUF_SWAPOUT_TASK_SWAP_PERIOD_DEFAULT
1445  #endif
1446  #ifndef CONFIGURE_SWAPOUT_BLOCK_HOLD
1447    #define CONFIGURE_SWAPOUT_BLOCK_HOLD \
1448                              RTEMS_BDBUF_SWAPOUT_TASK_BLOCK_HOLD_DEFAULT
1449  #endif
1450  #ifndef CONFIGURE_SWAPOUT_WORKER_TASKS
1451    #define CONFIGURE_SWAPOUT_WORKER_TASKS \
1452                              RTEMS_BDBUF_SWAPOUT_WORKER_TASKS_DEFAULT
1453  #endif
1454  #ifndef CONFIGURE_SWAPOUT_WORKER_TASK_PRIORITY
1455    #define CONFIGURE_SWAPOUT_WORKER_TASK_PRIORITY \
1456                              RTEMS_BDBUF_SWAPOUT_WORKER_TASK_PRIORITY_DEFAULT
1457  #endif
1458  #ifndef CONFIGURE_BDBUF_TASK_STACK_SIZE
1459    #define CONFIGURE_BDBUF_TASK_STACK_SIZE \
1460                              RTEMS_BDBUF_TASK_STACK_SIZE_DEFAULT
1461  #endif
1462  #ifndef CONFIGURE_BDBUF_CACHE_MEMORY_SIZE
1463    #define CONFIGURE_BDBUF_CACHE_MEMORY_SIZE \
1464                              RTEMS_BDBUF_CACHE_MEMORY_SIZE_DEFAULT
1465  #endif
1466  #ifndef CONFIGURE_BDBUF_BUFFER_MIN_SIZE
1467    #define CONFIGURE_BDBUF_BUFFER_MIN_SIZE \
1468                              RTEMS_BDBUF_BUFFER_MIN_SIZE_DEFAULT
1469  #endif
1470  #ifndef CONFIGURE_BDBUF_BUFFER_MAX_SIZE
1471    #define CONFIGURE_BDBUF_BUFFER_MAX_SIZE \
1472                              RTEMS_BDBUF_BUFFER_MAX_SIZE_DEFAULT
1473  #endif
1474  #ifndef CONFIGURE_BDBUF_READ_AHEAD_TASK_PRIORITY
1475    #define CONFIGURE_BDBUF_READ_AHEAD_TASK_PRIORITY \
1476                              RTEMS_BDBUF_READ_AHEAD_TASK_PRIORITY_DEFAULT
1477  #endif
1478  #ifdef CONFIGURE_INIT
1479    const rtems_bdbuf_config rtems_bdbuf_configuration = {
1480      CONFIGURE_BDBUF_MAX_READ_AHEAD_BLOCKS,
1481      CONFIGURE_BDBUF_MAX_WRITE_BLOCKS,
1482      CONFIGURE_SWAPOUT_TASK_PRIORITY,
1483      CONFIGURE_SWAPOUT_SWAP_PERIOD,
1484      CONFIGURE_SWAPOUT_BLOCK_HOLD,
1485      CONFIGURE_SWAPOUT_WORKER_TASKS,
1486      CONFIGURE_SWAPOUT_WORKER_TASK_PRIORITY,
1487      CONFIGURE_BDBUF_TASK_STACK_SIZE,
1488      CONFIGURE_BDBUF_CACHE_MEMORY_SIZE,
1489      CONFIGURE_BDBUF_BUFFER_MIN_SIZE,
1490      CONFIGURE_BDBUF_BUFFER_MAX_SIZE,
1491      CONFIGURE_BDBUF_READ_AHEAD_TASK_PRIORITY
1492    };
1493  #endif
1494
1495  #define CONFIGURE_LIBBLOCK_TASKS \
1496    (1 + CONFIGURE_SWAPOUT_WORKER_TASKS + \
1497    (CONFIGURE_BDBUF_MAX_READ_AHEAD_BLOCKS != 0))
1498
1499  #define CONFIGURE_LIBBLOCK_TASK_EXTRA_STACKS \
1500    (CONFIGURE_LIBBLOCK_TASKS * \
1501    (CONFIGURE_BDBUF_TASK_STACK_SIZE <= CONFIGURE_MINIMUM_TASK_STACK_SIZE ? \
1502    0 : CONFIGURE_BDBUF_TASK_STACK_SIZE - CONFIGURE_MINIMUM_TASK_STACK_SIZE))
1503
1504  #ifdef RTEMS_BDBUF_USE_PTHREAD
1505    /*
1506     * Semaphores:
1507     *   o disk lock
1508     */
1509    #define CONFIGURE_LIBBLOCK_SEMAPHORES 1
1510
1511    /*
1512     * POSIX Mutexes:
1513     *  o bdbuf lock
1514     *  o bdbuf sync lock
1515     */
1516    #define CONFIGURE_LIBBLOCK_POSIX_MUTEXES 2
1517
1518    /*
1519     * POSIX Condition Variables:
1520     *  o bdbuf access condition
1521     *  o bdbuf transfer condition
1522     *  o bdbuf buffer condition
1523     */
1524    #define CONFIGURE_LIBBLOCK_POSIX_CONDITION_VARIABLES 3
1525  #else
1526    /*
1527     * Semaphores:
1528     *   o disk lock
1529     *   o bdbuf lock
1530     *   o bdbuf sync lock
1531     *   o bdbuf access condition
1532     *   o bdbuf transfer condition
1533     *   o bdbuf buffer condition
1534     */
1535    #define CONFIGURE_LIBBLOCK_SEMAPHORES 6
1536
1537    #define CONFIGURE_LIBBLOCK_POSIX_MUTEXES 0
1538    #define CONFIGURE_LIBBLOCK_POSIX_CONDITION_VARIABLES 0
1539  #endif
1540
1541  #if defined(CONFIGURE_HAS_OWN_BDBUF_TABLE) || \
1542      defined(CONFIGURE_BDBUF_BUFFER_SIZE) || \
1543      defined(CONFIGURE_BDBUF_BUFFER_COUNT)
1544    #error BDBUF Cache does not use a buffer configuration table. Please remove.
1545  #endif
1546#else
1547  #define CONFIGURE_LIBBLOCK_TASKS 0
1548  #define CONFIGURE_LIBBLOCK_TASK_EXTRA_STACKS 0
1549  #define CONFIGURE_LIBBLOCK_SEMAPHORES 0
1550  #define CONFIGURE_LIBBLOCK_POSIX_MUTEXES 0
1551  #define CONFIGURE_LIBBLOCK_POSIX_CONDITION_VARIABLES 0
1552#endif /* CONFIGURE_APPLICATION_NEEDS_LIBBLOCK */
1553
1554#ifndef CONFIGURE_EXTRA_MPCI_RECEIVE_SERVER_STACK
1555  #define CONFIGURE_EXTRA_MPCI_RECEIVE_SERVER_STACK 0
1556#endif
1557
1558#if defined(RTEMS_MULTIPROCESSING)
1559  /*
1560   *  Default Multiprocessing Configuration Table.  The defaults are
1561   *  appropriate for most of the RTEMS Multiprocessor Test Suite.  Each
1562   *  value may be overridden within each test to customize the environment.
1563   */
1564
1565  #ifdef CONFIGURE_MP_APPLICATION
1566    #define CONFIGURE_TIMER_FOR_SHARED_MEMORY_DRIVER 1
1567
1568    #ifndef CONFIGURE_HAS_OWN_MULTIPROCESSING_TABLE
1569
1570      #ifndef CONFIGURE_MP_NODE_NUMBER
1571        #define CONFIGURE_MP_NODE_NUMBER                NODE_NUMBER
1572      #endif
1573
1574      #ifndef CONFIGURE_MP_MAXIMUM_NODES
1575        #define CONFIGURE_MP_MAXIMUM_NODES              2
1576      #endif
1577
1578      #ifndef CONFIGURE_MP_MAXIMUM_GLOBAL_OBJECTS
1579        #define CONFIGURE_MP_MAXIMUM_GLOBAL_OBJECTS     32
1580      #endif
1581      #define CONFIGURE_MEMORY_FOR_GLOBAL_OBJECTS(_global_objects) \
1582        _Configure_Object_RAM((_global_objects), sizeof(Objects_MP_Control))
1583
1584      #ifndef CONFIGURE_MP_MAXIMUM_PROXIES
1585        #define CONFIGURE_MP_MAXIMUM_PROXIES            32
1586      #endif
1587      #define CONFIGURE_MEMORY_FOR_PROXIES(_proxies) \
1588        _Configure_Object_RAM((_proxies) + 1, sizeof(Thread_Proxy_control) )
1589
1590      #ifndef CONFIGURE_MP_MPCI_TABLE_POINTER
1591        #include <mpci.h>
1592        #define CONFIGURE_MP_MPCI_TABLE_POINTER         &MPCI_table
1593      #endif
1594
1595      #ifdef CONFIGURE_INIT
1596        rtems_multiprocessing_table Multiprocessing_configuration = {
1597          CONFIGURE_MP_NODE_NUMBER,               /* local node number */
1598          CONFIGURE_MP_MAXIMUM_NODES,             /* maximum # nodes */
1599          CONFIGURE_MP_MAXIMUM_GLOBAL_OBJECTS,    /* maximum # global objects */
1600          CONFIGURE_MP_MAXIMUM_PROXIES,           /* maximum # proxies */
1601          CONFIGURE_EXTRA_MPCI_RECEIVE_SERVER_STACK, /* MPCI stack > minimum */
1602          CONFIGURE_MP_MPCI_TABLE_POINTER         /* ptr to MPCI config table */
1603        };
1604      #endif
1605
1606      #define CONFIGURE_MULTIPROCESSING_TABLE    &Multiprocessing_configuration
1607
1608    #endif /* CONFIGURE_HAS_OWN_MULTIPROCESSING_TABLE */
1609
1610  #else
1611
1612    #define CONFIGURE_MULTIPROCESSING_TABLE    NULL
1613
1614  #endif /* CONFIGURE_MP_APPLICATION */
1615#endif /* RTEMS_MULTIPROCESSING */
1616
1617#ifndef CONFIGURE_TIMER_FOR_SHARED_MEMORY_DRIVER
1618  #define CONFIGURE_TIMER_FOR_SHARED_MEMORY_DRIVER 0
1619#endif
1620
1621
1622/**
1623 * This macro specifies that the user wants to use unlimited objects for any
1624 * classic or posix objects that have not already been given resource limits.
1625 */
1626#if defined(CONFIGURE_UNLIMITED_OBJECTS)
1627  #if !defined(CONFIGURE_UNIFIED_WORK_AREAS) && \
1628     !defined(CONFIGURE_EXECUTIVE_RAM_SIZE) && \
1629     !defined(CONFIGURE_MEMORY_OVERHEAD)
1630     #error "CONFIGURE_UNLIMITED_OBJECTS requires a unified work area, an executive RAM size, or a defined workspace memory overhead"
1631  #endif
1632
1633  #if !defined(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1634  /**
1635   * This macro specifies a default allocation size for when auto-extending
1636   * unlimited objects if none was given by the user.
1637   */
1638    #define CONFIGURE_UNLIMITED_ALLOCATION_SIZE 8
1639  #endif
1640  #if !defined(CONFIGURE_MAXIMUM_TASKS)
1641    #define CONFIGURE_MAXIMUM_TASKS \
1642      rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1643  #endif
1644  #if !defined(CONFIGURE_MAXIMUM_TIMERS)
1645    #define CONFIGURE_MAXIMUM_TIMERS \
1646      rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1647  #endif
1648  #if !defined(CONFIGURE_MAXIMUM_SEMAPHORES)
1649    #define CONFIGURE_MAXIMUM_SEMAPHORES \
1650      rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1651  #endif
1652  #if !defined(CONFIGURE_MAXIMUM_MESSAGE_QUEUES)
1653    #define CONFIGURE_MAXIMUM_MESSAGE_QUEUES \
1654      rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1655  #endif
1656  #if !defined(CONFIGURE_MAXIMUM_PARTITIONS)
1657    #define CONFIGURE_MAXIMUM_PARTITIONS \
1658      rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1659  #endif
1660  #if !defined(CONFIGURE_MAXIMUM_REGIONS)
1661    #define CONFIGURE_MAXIMUM_REGIONS \
1662      rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1663  #endif
1664  #if !defined(CONFIGURE_MAXIMUM_PORTS)
1665    #define CONFIGURE_MAXIMUM_PORTS \
1666      rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1667  #endif
1668  #if !defined(CONFIGURE_MAXIMUM_PERIODS)
1669    #define CONFIGURE_MAXIMUM_PERIODS \
1670      rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1671  #endif
1672  #if !defined(CONFIGURE_MAXIMUM_BARRIERS)
1673    #define CONFIGURE_MAXIMUM_BARRIERS \
1674      rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1675  #endif
1676  #if !defined(CONFIGURE_MAXIMUM_POSIX_KEYS)
1677    #define CONFIGURE_MAXIMUM_POSIX_KEYS \
1678      rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1679  #endif
1680  #if !defined(CONFIGURE_MAXIMUM_POSIX_KEY_VALUE_PAIRS)
1681    #define CONFIGURE_MAXIMUM_POSIX_KEY_VALUE_PAIRS \
1682      rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1683  #endif
1684
1685  #ifdef RTEMS_POSIX_API
1686    #if !defined(CONFIGURE_MAXIMUM_POSIX_THREADS)
1687      #define CONFIGURE_MAXIMUM_POSIX_THREADS \
1688        rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1689    #endif
1690    #if !defined(CONFIGURE_MAXIMUM_POSIX_MUTEXES)
1691      #define CONFIGURE_MAXIMUM_POSIX_MUTEXES \
1692        rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1693    #endif
1694    #if !defined(CONFIGURE_MAXIMUM_POSIX_CONDITION_VARIABLES)
1695      #define CONFIGURE_MAXIMUM_POSIX_CONDITION_VARIABLES \
1696        rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1697    #endif
1698    #if !defined(CONFIGURE_MAXIMUM_POSIX_TIMERS)
1699      #define CONFIGURE_MAXIMUM_POSIX_TIMERS \
1700        rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1701    #endif
1702/*
1703    #if !defined(CONFIGURE_MAXIMUM_POSIX_QUEUED_SIGNALS)
1704      #define CONFIGURE_MAXIMUM_POSIX_QUEUED_SIGNALS \
1705        rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1706    #endif
1707*/
1708    #if !defined(CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUES)
1709      #define CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUES \
1710        rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1711    #endif
1712    #if !defined(CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUE_DESCRIPTORS)
1713      #define CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUE_DESCRIPTORS \
1714        rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1715    #endif
1716    #if !defined(CONFIGURE_MAXIMUM_POSIX_SEMAPHORES)
1717      #define CONFIGURE_MAXIMUM_POSIX_SEMAPHORES \
1718        rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1719    #endif
1720    #if !defined(CONFIGURE_MAXIMUM_POSIX_BARRIERS)
1721      #define CONFIGURE_MAXIMUM_POSIX_BARRIERS \
1722        rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1723    #endif
1724    #if !defined(CONFIGURE_MAXIMUM_POSIX_RWLOCKS)
1725      #define CONFIGURE_MAXIMUM_POSIX_RWLOCKS \
1726        rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1727    #endif
1728    #if !defined(CONFIGURE_MAXIMUM_POSIX_SPINLOCKS)
1729      #define CONFIGURE_MAXIMUM_POSIX_SPINLOCKS \
1730        rtems_resource_unlimited(CONFIGURE_UNLIMITED_ALLOCATION_SIZE)
1731    #endif
1732  #endif /* RTEMS_POSIX_API */
1733#endif /* CONFIGURE_UNLIMITED_OBJECTS */
1734
1735
1736/*
1737 *  Default Configuration Table.
1738 */
1739
1740#ifndef CONFIGURE_HAS_OWN_CONFIGURATION_TABLE
1741
1742  #ifndef CONFIGURE_MAXIMUM_TASKS
1743    #define CONFIGURE_MAXIMUM_TASKS               0
1744  #endif
1745
1746  #define CONFIGURE_TASKS \
1747    (CONFIGURE_MAXIMUM_TASKS + CONFIGURE_LIBBLOCK_TASKS)
1748
1749  #ifndef CONFIGURE_DISABLE_CLASSIC_API_NOTEPADS
1750    #define CONFIGURE_NOTEPADS_ENABLED           TRUE
1751  #else
1752    #define CONFIGURE_NOTEPADS_ENABLED           FALSE
1753  #endif
1754
1755/**
1756 * This macro calculates the memory required for task variables.
1757 *
1758 * Each task variable is individually allocated from the Workspace.
1759 * Hence, we do the multiplication on the configured size.
1760 *
1761 * @note Per-task variables are disabled for SMP configurations.
1762 */
1763#if defined(RTEMS_SMP)
1764  #ifdef CONFIGURE_MAXIMUM_TASK_VARIABLES
1765    #error "Per-Task Variables are not safe for SMP systems and disabled"
1766  #endif
1767  #define CONFIGURE_MAXIMUM_TASK_VARIABLES                     0
1768  #define CONFIGURE_MEMORY_FOR_TASK_VARIABLES(_task_variables) 0
1769#else
1770  #ifndef CONFIGURE_MAXIMUM_TASK_VARIABLES
1771    #define CONFIGURE_MAXIMUM_TASK_VARIABLES                     0
1772    #define CONFIGURE_MEMORY_FOR_TASK_VARIABLES(_task_variables) 0
1773  #else
1774    #define CONFIGURE_MEMORY_FOR_TASK_VARIABLES(_task_variables) \
1775      (_task_variables) * \
1776         _Configure_From_workspace(sizeof(rtems_task_variable_t))
1777  #endif
1778#endif
1779
1780  #ifndef CONFIGURE_MAXIMUM_TIMERS
1781    #define CONFIGURE_MAXIMUM_TIMERS             0
1782    #define CONFIGURE_MEMORY_FOR_TIMERS(_timers) 0
1783  #else
1784    #define CONFIGURE_MEMORY_FOR_TIMERS(_timers) \
1785      _Configure_Object_RAM(_timers, sizeof(Timer_Control) )
1786  #endif
1787
1788  #ifndef CONFIGURE_MAXIMUM_SEMAPHORES
1789    #define CONFIGURE_MAXIMUM_SEMAPHORES                 0
1790  #endif
1791
1792  #ifdef RTEMS_NETWORKING
1793    #define CONFIGURE_NETWORKING_SEMAPHORES 1
1794  #else
1795    #define CONFIGURE_NETWORKING_SEMAPHORES 0
1796  #endif
1797
1798  #define CONFIGURE_SEMAPHORES \
1799    (CONFIGURE_MAXIMUM_SEMAPHORES + CONFIGURE_LIBIO_SEMAPHORES + \
1800      CONFIGURE_TERMIOS_SEMAPHORES + CONFIGURE_LIBBLOCK_SEMAPHORES + \
1801      CONFIGURE_SEMAPHORES_FOR_FILE_SYSTEMS + \
1802      CONFIGURE_NETWORKING_SEMAPHORES)
1803
1804  #if !defined(RTEMS_SMP) || \
1805    !defined(CONFIGURE_MAXIMUM_MRSP_SEMAPHORES)
1806    #define CONFIGURE_MEMORY_FOR_MRSP_SEMAPHORES 0
1807  #else
1808    #define CONFIGURE_MEMORY_FOR_MRSP_SEMAPHORES \
1809      CONFIGURE_MAXIMUM_MRSP_SEMAPHORES * \
1810        _Configure_From_workspace( \
1811          RTEMS_ARRAY_SIZE(_Scheduler_Table) * sizeof(Priority_Control) \
1812        )
1813  #endif
1814
1815  /*
1816   * If there are no user or support semaphores defined, then we can assume
1817   * that no memory need be allocated at all for semaphores.
1818   */
1819  #if CONFIGURE_SEMAPHORES == 0
1820    #define CONFIGURE_MEMORY_FOR_SEMAPHORES(_semaphores) 0
1821  #else
1822    #define CONFIGURE_MEMORY_FOR_SEMAPHORES(_semaphores) \
1823      _Configure_Object_RAM(_semaphores, sizeof(Semaphore_Control) ) + \
1824        CONFIGURE_MEMORY_FOR_MRSP_SEMAPHORES
1825  #endif
1826
1827  #ifndef CONFIGURE_MAXIMUM_MESSAGE_QUEUES
1828    #define CONFIGURE_MAXIMUM_MESSAGE_QUEUES             0
1829    #define CONFIGURE_MEMORY_FOR_MESSAGE_QUEUES(_queues) 0
1830  #else
1831    #define CONFIGURE_MEMORY_FOR_MESSAGE_QUEUES(_queues) \
1832      _Configure_Object_RAM(_queues, sizeof(Message_queue_Control) )
1833  #endif
1834
1835  #ifndef CONFIGURE_MAXIMUM_PARTITIONS
1836    #define CONFIGURE_MAXIMUM_PARTITIONS                 0
1837    #define CONFIGURE_MEMORY_FOR_PARTITIONS(_partitions) 0
1838  #else
1839    #define CONFIGURE_MEMORY_FOR_PARTITIONS(_partitions) \
1840      _Configure_Object_RAM(_partitions, sizeof(Partition_Control) )
1841  #endif
1842
1843  #ifndef CONFIGURE_MAXIMUM_REGIONS
1844    #define CONFIGURE_MAXIMUM_REGIONS              0
1845    #define CONFIGURE_MEMORY_FOR_REGIONS(_regions) 0
1846  #else
1847    #define CONFIGURE_MEMORY_FOR_REGIONS(_regions) \
1848      _Configure_Object_RAM(_regions, sizeof(Region_Control) )
1849  #endif
1850
1851  #ifndef CONFIGURE_MAXIMUM_PORTS
1852    #define CONFIGURE_MAXIMUM_PORTS            0
1853    #define CONFIGURE_MEMORY_FOR_PORTS(_ports) 0
1854  #else
1855    #define CONFIGURE_MEMORY_FOR_PORTS(_ports) \
1856      _Configure_Object_RAM(_ports, sizeof(Dual_ported_memory_Control) )
1857  #endif
1858
1859  #ifndef CONFIGURE_MAXIMUM_PERIODS
1860    #define CONFIGURE_MAXIMUM_PERIODS              0
1861    #define CONFIGURE_MEMORY_FOR_PERIODS(_periods) 0
1862  #else
1863    #define CONFIGURE_MEMORY_FOR_PERIODS(_periods) \
1864      _Configure_Object_RAM(_periods, sizeof(Rate_monotonic_Control) )
1865  #endif
1866
1867  #ifndef CONFIGURE_MAXIMUM_BARRIERS
1868    #define CONFIGURE_MAXIMUM_BARRIERS               0
1869  #endif
1870
1871  #define CONFIGURE_BARRIERS \
1872     (CONFIGURE_MAXIMUM_BARRIERS + CONFIGURE_BARRIERS_FOR_FIFOS)
1873
1874  #if CONFIGURE_BARRIERS == 0
1875    #define CONFIGURE_MEMORY_FOR_BARRIERS(_barriers) 0
1876  #else
1877    #define CONFIGURE_MEMORY_FOR_BARRIERS(_barriers) \
1878      _Configure_Object_RAM(_barriers, sizeof(Barrier_Control) )
1879  #endif
1880
1881  #ifndef CONFIGURE_MAXIMUM_USER_EXTENSIONS
1882    #define CONFIGURE_MAXIMUM_USER_EXTENSIONS                 0
1883    #define CONFIGURE_MEMORY_FOR_USER_EXTENSIONS(_extensions) 0
1884  #else
1885    #define CONFIGURE_MEMORY_FOR_USER_EXTENSIONS(_extensions) \
1886      _Configure_Object_RAM(_extensions, sizeof(Extension_Control) )
1887  #endif
1888
1889  #ifndef CONFIGURE_MICROSECONDS_PER_TICK
1890    #define CONFIGURE_MICROSECONDS_PER_TICK \
1891            RTEMS_MILLISECONDS_TO_MICROSECONDS(10)
1892  #endif
1893
1894  #ifndef CONFIGURE_TICKS_PER_TIMESLICE
1895    #define CONFIGURE_TICKS_PER_TIMESLICE        50
1896  #endif
1897
1898/*
1899 *  Initial Extension Set
1900 */
1901
1902#ifdef CONFIGURE_INIT
1903#ifdef CONFIGURE_STACK_CHECKER_ENABLED
1904#include <rtems/stackchk.h>
1905#endif
1906#include <rtems/libcsupport.h>
1907
1908#if defined(BSP_INITIAL_EXTENSION) || \
1909    defined(CONFIGURE_INITIAL_EXTENSIONS) || \
1910    defined(CONFIGURE_STACK_CHECKER_ENABLED) || \
1911    (defined(RTEMS_NEWLIB) && !defined(CONFIGURE_DISABLE_NEWLIB_REENTRANCY))
1912  static const rtems_extensions_table Configuration_Initial_Extensions[] = {
1913    #if !defined(CONFIGURE_DISABLE_NEWLIB_REENTRANCY)
1914      RTEMS_NEWLIB_EXTENSION,
1915    #endif
1916    #if defined(CONFIGURE_STACK_CHECKER_ENABLED)
1917      RTEMS_STACK_CHECKER_EXTENSION,
1918    #endif
1919    #if defined(CONFIGURE_INITIAL_EXTENSIONS)
1920      CONFIGURE_INITIAL_EXTENSIONS,
1921    #endif
1922    #if defined(BSP_INITIAL_EXTENSION)
1923      BSP_INITIAL_EXTENSION
1924    #endif
1925  };
1926
1927  #define CONFIGURE_INITIAL_EXTENSION_TABLE Configuration_Initial_Extensions
1928  #define CONFIGURE_NUMBER_OF_INITIAL_EXTENSIONS \
1929    RTEMS_ARRAY_SIZE(Configuration_Initial_Extensions)
1930#else
1931  #define CONFIGURE_INITIAL_EXTENSION_TABLE NULL
1932  #define CONFIGURE_NUMBER_OF_INITIAL_EXTENSIONS 0
1933#endif
1934
1935#if defined(RTEMS_NEWLIB) && defined(__DYNAMIC_REENT__)
1936  struct _reent *__getreent(void)
1937  {
1938    #ifdef CONFIGURE_DISABLE_NEWLIB_REENTRANCY
1939      return _GLOBAL_REENT;
1940    #else
1941      return _Thread_Get_executing()->libc_reent;
1942    #endif
1943  }
1944#endif
1945
1946#endif
1947
1948/*
1949 *  POSIX API Configuration Parameters
1950 */
1951
1952/*
1953 *  POSIX Keys are available whether or not the POSIX API is enabled.
1954 */
1955#include <rtems/posix/key.h>
1956
1957#ifndef CONFIGURE_MAXIMUM_POSIX_KEYS
1958  #define CONFIGURE_MAXIMUM_POSIX_KEYS 0
1959#endif
1960
1961#ifndef CONFIGURE_MAXIMUM_POSIX_KEY_VALUE_PAIRS
1962  #define CONFIGURE_MAXIMUM_POSIX_KEY_VALUE_PAIRS \
1963    (CONFIGURE_MAXIMUM_POSIX_KEYS * \
1964     (CONFIGURE_MAXIMUM_POSIX_THREADS + CONFIGURE_MAXIMUM_TASKS))
1965#endif
1966
1967#define CONFIGURE_POSIX_KEYS \
1968  (CONFIGURE_MAXIMUM_POSIX_KEYS + CONFIGURE_LIBIO_POSIX_KEYS)
1969
1970#define CONFIGURE_MEMORY_FOR_POSIX_KEYS(_keys, _key_value_pairs) \
1971   (_Configure_Object_RAM(_keys, sizeof(POSIX_Keys_Control) ) \
1972    + _Configure_From_workspace( \
1973        _key_value_pairs * sizeof(POSIX_Keys_Key_value_pair)))
1974
1975/*
1976 *  The rest of the POSIX threads API features are only available when
1977 *  POSIX is enabled.
1978 */
1979
1980#ifdef RTEMS_POSIX_API
1981  #include <sys/types.h>
1982  #include <signal.h>
1983  #include <limits.h>
1984  #include <mqueue.h>
1985  #include <rtems/posix/barrier.h>
1986  #include <rtems/posix/cond.h>
1987  #include <rtems/posix/mqueue.h>
1988  #include <rtems/posix/mutex.h>
1989  #include <rtems/posix/psignal.h>
1990  #include <rtems/posix/pthread.h>
1991  #include <rtems/posix/rwlock.h>
1992  #include <rtems/posix/semaphore.h>
1993  #include <rtems/posix/spinlock.h>
1994  #include <rtems/posix/threadsup.h>
1995  #include <rtems/posix/timer.h>
1996
1997  /**
1998   * Account for the object control structures plus the name
1999   * of the object to be duplicated.
2000   */
2001  #define _Configure_POSIX_Named_Object_RAM(_number, _size) \
2002    _Configure_Object_RAM( (_number), _size ) + \
2003    (_Configure_Max_Objects(_number) * _Configure_From_workspace(NAME_MAX) )
2004
2005  #ifndef CONFIGURE_MAXIMUM_POSIX_THREADS
2006    #define CONFIGURE_MAXIMUM_POSIX_THREADS 0
2007  #endif
2008
2009  #ifndef CONFIGURE_MAXIMUM_POSIX_MUTEXES
2010    #define CONFIGURE_MAXIMUM_POSIX_MUTEXES 0
2011  #endif
2012  #define CONFIGURE_MEMORY_FOR_POSIX_MUTEXES(_mutexes) \
2013    _Configure_Object_RAM(_mutexes, sizeof(POSIX_Mutex_Control) )
2014
2015  #ifndef CONFIGURE_MAXIMUM_POSIX_CONDITION_VARIABLES
2016    #define CONFIGURE_MAXIMUM_POSIX_CONDITION_VARIABLES 0
2017  #endif
2018  #define CONFIGURE_MEMORY_FOR_POSIX_CONDITION_VARIABLES(_condvars) \
2019      _Configure_Object_RAM(_condvars, \
2020                          sizeof(POSIX_Condition_variables_Control) )
2021
2022  #ifndef CONFIGURE_MAXIMUM_POSIX_TIMERS
2023    #define CONFIGURE_MAXIMUM_POSIX_TIMERS 0
2024  #endif
2025  #define CONFIGURE_MEMORY_FOR_POSIX_TIMERS(_timers) \
2026    _Configure_Object_RAM(_timers, sizeof(POSIX_Timer_Control) )
2027
2028  #ifndef CONFIGURE_MAXIMUM_POSIX_QUEUED_SIGNALS
2029    #define CONFIGURE_MAXIMUM_POSIX_QUEUED_SIGNALS 0
2030  #endif
2031  #define CONFIGURE_MEMORY_FOR_POSIX_QUEUED_SIGNALS(_queued_signals) \
2032    _Configure_From_workspace( \
2033      (_queued_signals) * (sizeof(POSIX_signals_Siginfo_node)) )
2034
2035  #ifndef CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUES
2036    #define CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUES                     0
2037    #define CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUE_DESCRIPTORS          0
2038  #else
2039    /* default to same number */
2040    #ifndef CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUE_DESCRIPTORS
2041       #define CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUE_DESCRIPTORS \
2042               CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUES
2043    #endif
2044  #endif
2045
2046  #define CONFIGURE_MEMORY_FOR_POSIX_MESSAGE_QUEUES(_message_queues) \
2047    _Configure_POSIX_Named_Object_RAM( \
2048       _message_queues, sizeof(POSIX_Message_queue_Control) )
2049
2050  #define CONFIGURE_MEMORY_FOR_POSIX_MESSAGE_QUEUE_DESCRIPTORS(_mqueue_fds) \
2051    _Configure_Object_RAM( \
2052       _mqueue_fds, sizeof(POSIX_Message_queue_Control_fd) )
2053
2054  #ifndef CONFIGURE_MAXIMUM_POSIX_SEMAPHORES
2055    #define CONFIGURE_MAXIMUM_POSIX_SEMAPHORES 0
2056  #endif
2057  #define CONFIGURE_MEMORY_FOR_POSIX_SEMAPHORES(_semaphores) \
2058    _Configure_POSIX_Named_Object_RAM( \
2059       _semaphores, sizeof(POSIX_Semaphore_Control) )
2060
2061  #ifndef CONFIGURE_MAXIMUM_POSIX_BARRIERS
2062    #define CONFIGURE_MAXIMUM_POSIX_BARRIERS 0
2063  #endif
2064  #define CONFIGURE_MEMORY_FOR_POSIX_BARRIERS(_barriers) \
2065    _Configure_Object_RAM(_barriers, sizeof(POSIX_Barrier_Control) )
2066
2067  #ifndef CONFIGURE_MAXIMUM_POSIX_SPINLOCKS
2068    #define CONFIGURE_MAXIMUM_POSIX_SPINLOCKS 0
2069  #endif
2070  #define CONFIGURE_MEMORY_FOR_POSIX_SPINLOCKS(_spinlocks) \
2071    _Configure_Object_RAM(_spinlocks, sizeof(POSIX_Spinlock_Control) )
2072
2073  #ifndef CONFIGURE_MAXIMUM_POSIX_RWLOCKS
2074    #define CONFIGURE_MAXIMUM_POSIX_RWLOCKS 0
2075  #endif
2076  #define CONFIGURE_MEMORY_FOR_POSIX_RWLOCKS(_rwlocks) \
2077    _Configure_Object_RAM(_rwlocks, sizeof(POSIX_RWLock_Control) )
2078
2079  #ifdef CONFIGURE_POSIX_INIT_THREAD_TABLE
2080
2081    #ifdef CONFIGURE_POSIX_HAS_OWN_INIT_THREAD_TABLE
2082
2083      /*
2084       *  The user is defining their own table information and setting the
2085       *  appropriate variables for the POSIX Initialization Thread Table.
2086       */
2087
2088    #else
2089
2090      #ifndef CONFIGURE_POSIX_INIT_THREAD_ENTRY_POINT
2091        #define CONFIGURE_POSIX_INIT_THREAD_ENTRY_POINT   POSIX_Init
2092      #endif
2093
2094      #ifndef CONFIGURE_POSIX_INIT_THREAD_STACK_SIZE
2095        #define CONFIGURE_POSIX_INIT_THREAD_STACK_SIZE \
2096          CONFIGURE_MINIMUM_POSIX_THREAD_STACK_SIZE
2097      #endif
2098
2099      #ifdef CONFIGURE_INIT
2100        posix_initialization_threads_table POSIX_Initialization_threads[] = {
2101          { CONFIGURE_POSIX_INIT_THREAD_ENTRY_POINT, \
2102              CONFIGURE_POSIX_INIT_THREAD_STACK_SIZE }
2103        };
2104      #endif
2105
2106      #define CONFIGURE_POSIX_INIT_THREAD_TABLE_NAME \
2107              POSIX_Initialization_threads
2108
2109      #define CONFIGURE_POSIX_INIT_THREAD_TABLE_SIZE \
2110              RTEMS_ARRAY_SIZE(CONFIGURE_POSIX_INIT_THREAD_TABLE_NAME)
2111
2112    #endif    /* CONFIGURE_POSIX_HAS_OWN_INIT_TASK_TABLE */
2113
2114  #else     /* CONFIGURE_POSIX_INIT_THREAD_TABLE */
2115
2116    #define CONFIGURE_POSIX_INIT_THREAD_TABLE_NAME NULL
2117    #define CONFIGURE_POSIX_INIT_THREAD_TABLE_SIZE 0
2118
2119  #endif
2120
2121#else
2122
2123  #define CONFIGURE_MAXIMUM_POSIX_THREADS         0
2124
2125#endif    /* RTEMS_POSIX_API */
2126
2127#ifndef CONFIGURE_POSIX_INIT_THREAD_STACK_SIZE
2128  #define CONFIGURE_POSIX_INIT_THREAD_STACK_SIZE    0
2129#endif
2130
2131/*
2132 *  This block of defines are for applications which use GNAT/RTEMS.
2133 *  GNAT implements each Ada task as a POSIX thread.
2134 */
2135#ifdef CONFIGURE_GNAT_RTEMS
2136
2137  /**
2138   * The GNAT run-time needs something less than (10) POSIX mutexes.
2139   * We may be able to get by with less but why bother.
2140   */
2141  #define CONFIGURE_GNAT_MUTEXES 10
2142
2143  /**
2144   * This is the maximum number of Ada tasks which can be concurrently
2145   * in existence.  Twenty (20) are required to run all tests in the
2146   * ACATS (formerly ACVC).
2147   */
2148  #ifndef CONFIGURE_MAXIMUM_ADA_TASKS
2149    #define CONFIGURE_MAXIMUM_ADA_TASKS  20
2150  #endif
2151
2152  /**
2153   * This is the number of non-Ada tasks which invoked Ada code.
2154   */
2155  #ifndef CONFIGURE_MAXIMUM_FAKE_ADA_TASKS
2156    #define CONFIGURE_MAXIMUM_FAKE_ADA_TASKS 0
2157  #endif
2158
2159#else
2160  #define CONFIGURE_GNAT_MUTEXES           0
2161  #define CONFIGURE_MAXIMUM_ADA_TASKS      0
2162  #define CONFIGURE_MAXIMUM_FAKE_ADA_TASKS 0
2163#endif
2164
2165#ifdef CONFIGURE_ENABLE_GO
2166
2167  #ifndef CONFIGURE_MAXIMUM_POSIX_THREADS
2168    #define CONFIGURE_MAXIMUM_POSIX_THREADS 1
2169  #endif
2170  #ifndef CONFIGURE_MAXIMUM_POSIX_MUTEXES
2171    #define CONFIGURE_MAXIMUM_POSIX_MUTEXES 1
2172  #endif
2173  #ifndef CONFIGURE_MAXIMUM_POSIX_CONDITION_VARIABLES
2174    #define CONFIGURE_MAXIMUM_CONDITION_VARIABLES 1
2175  #endif
2176
2177  #define CONFIGURE_GO_INIT_MUTEXES 77
2178  #define CONFIGURE_GO_INIT_CONDITION_VARIABLES 4
2179
2180  #ifndef CONFIGURE_MAXIMUM_GOROUTINES
2181    #define CONFIGURE_MAXIMUM_GOROUTINES 400
2182  #endif
2183
2184  #define CONFIGURE_GOROUTINES_TASK_VARIABLES \
2185    (2 * CONFIGURE_MAXIMUM_GOROUTINES)
2186
2187  #ifndef CONFIGURE_MAXIMUM_GO_CHANNELS
2188    #define CONFIGURE_MAXIMUM_GO_CHANNELS 500
2189  #endif
2190
2191#else
2192  #define CONFIGURE_GO_INIT_MUTEXES             0
2193  #define CONFIGURE_GO_INIT_CONDITION_VARIABLES 0
2194  #define CONFIGURE_MAXIMUM_GOROUTINES          0
2195  #define CONFIGURE_GOROUTINES_TASK_VARIABLES   0
2196  #define CONFIGURE_MAXIMUM_GO_CHANNELS         0
2197#endif
2198
2199/**
2200 * This is so we can account for tasks with stacks greater than minimum
2201 * size.  This is in bytes.
2202 */
2203#ifndef CONFIGURE_EXTRA_TASK_STACKS
2204  #define CONFIGURE_EXTRA_TASK_STACKS 0
2205#endif
2206
2207/**
2208 * This macro provides a summation of the various POSIX thread requirements.
2209 */
2210#define CONFIGURE_POSIX_THREADS \
2211   (CONFIGURE_MAXIMUM_POSIX_THREADS + \
2212     CONFIGURE_MAXIMUM_ADA_TASKS + \
2213     CONFIGURE_MAXIMUM_GOROUTINES)
2214
2215#ifdef RTEMS_POSIX_API
2216  /**
2217   * This macro provides summation of the POSIX Mutexes.
2218   */
2219  #define CONFIGURE_POSIX_MUTEXES \
2220    (CONFIGURE_MAXIMUM_POSIX_MUTEXES + \
2221      CONFIGURE_LIBBLOCK_POSIX_MUTEXES + \
2222      CONFIGURE_GNAT_MUTEXES + \
2223      CONFIGURE_MAXIMUM_ADA_TASKS + \
2224      CONFIGURE_MAXIMUM_FAKE_ADA_TASKS + \
2225      CONFIGURE_GO_INIT_MUTEXES + \
2226      CONFIGURE_MAXIMUM_GO_CHANNELS)
2227
2228  /**
2229   * This macro provides summation of the POSIX Condition Variables.
2230   */
2231  #define CONFIGURE_POSIX_CONDITION_VARIABLES \
2232    (CONFIGURE_MAXIMUM_POSIX_CONDITION_VARIABLES + \
2233      CONFIGURE_LIBBLOCK_POSIX_CONDITION_VARIABLES + \
2234      CONFIGURE_MAXIMUM_ADA_TASKS + \
2235      CONFIGURE_MAXIMUM_FAKE_ADA_TASKS + \
2236      CONFIGURE_GO_INIT_CONDITION_VARIABLES + \
2237      CONFIGURE_MAXIMUM_GO_CHANNELS)
2238
2239  #define CONFIGURE_MEMORY_FOR_POSIX \
2240    (CONFIGURE_MEMORY_FOR_POSIX_MUTEXES(CONFIGURE_POSIX_MUTEXES) + \
2241      CONFIGURE_MEMORY_FOR_POSIX_CONDITION_VARIABLES( \
2242        CONFIGURE_POSIX_CONDITION_VARIABLES) + \
2243      CONFIGURE_MEMORY_FOR_POSIX_QUEUED_SIGNALS( \
2244        CONFIGURE_MAXIMUM_POSIX_QUEUED_SIGNALS) + \
2245      CONFIGURE_MEMORY_FOR_POSIX_MESSAGE_QUEUES( \
2246        CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUES) + \
2247      CONFIGURE_MEMORY_FOR_POSIX_MESSAGE_QUEUE_DESCRIPTORS( \
2248        CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUE_DESCRIPTORS) + \
2249      CONFIGURE_MEMORY_FOR_POSIX_SEMAPHORES( \
2250        CONFIGURE_MAXIMUM_POSIX_SEMAPHORES) + \
2251      CONFIGURE_MEMORY_FOR_POSIX_BARRIERS(CONFIGURE_MAXIMUM_POSIX_BARRIERS) + \
2252      CONFIGURE_MEMORY_FOR_POSIX_SPINLOCKS( \
2253        CONFIGURE_MAXIMUM_POSIX_SPINLOCKS) + \
2254      CONFIGURE_MEMORY_FOR_POSIX_RWLOCKS( \
2255        CONFIGURE_MAXIMUM_POSIX_RWLOCKS) + \
2256      CONFIGURE_MEMORY_FOR_POSIX_TIMERS(CONFIGURE_MAXIMUM_POSIX_TIMERS))
2257#else
2258  #define CONFIGURE_MEMORY_FOR_POSIX 0
2259#endif
2260
2261/*
2262 *  Calculate the RAM size based on the maximum number of objects configured.
2263 */
2264
2265#ifndef CONFIGURE_EXECUTIVE_RAM_SIZE
2266
2267/**
2268 * Account for allocating the following per object
2269 *   + array of object control structures
2270 *   + local pointer table -- pointer per object plus a zero'th
2271 *     entry in the local pointer table.
2272 */
2273
2274#define CONFIGURE_MEMORY_FOR_TASKS(_tasks, _number_FP_tasks) \
2275  ( \
2276    _Configure_Object_RAM(_tasks, sizeof(Configuration_Thread_control)) \
2277      + _Configure_Max_Objects(_number_FP_tasks) \
2278        * _Configure_From_workspace(CONTEXT_FP_SIZE) \
2279        * (CONTEXT_FP_SIZE != 0) \
2280  )
2281
2282/**
2283 * This defines the amount of memory configured for the multiprocessing
2284 * support required by this application.
2285 */
2286#ifdef CONFIGURE_MP_APPLICATION
2287  #define CONFIGURE_MEMORY_FOR_MP \
2288    (CONFIGURE_MEMORY_FOR_PROXIES(CONFIGURE_MP_MAXIMUM_PROXIES) + \
2289     CONFIGURE_MEMORY_FOR_GLOBAL_OBJECTS( \
2290             CONFIGURE_MP_MAXIMUM_GLOBAL_OBJECTS) + \
2291     CONFIGURE_MEMORY_FOR_TASKS(1, 1) \
2292  )
2293#else
2294  #define CONFIGURE_MEMORY_FOR_MP  0
2295#endif
2296
2297/**
2298 * The following macro is used to calculate the memory allocated by RTEMS
2299 * for the message buffers associated with a particular message queue.
2300 * There is a fixed amount of overhead per message.
2301 */
2302#define CONFIGURE_MESSAGE_BUFFERS_FOR_QUEUE(_messages, _size) \
2303    _Configure_From_workspace( \
2304      (_messages) * ((_size) + sizeof(CORE_message_queue_Buffer_control)))
2305
2306/**
2307 * This macros is set to the amount of memory required for pending message
2308 * buffers in bytes.  It should be constructed by adding together a
2309 * set of values determined by CONFIGURE_MESSAGE_BUFFERS_FOR_QUEUE.
2310 */
2311#ifndef CONFIGURE_MESSAGE_BUFFER_MEMORY
2312  #define CONFIGURE_MESSAGE_BUFFER_MEMORY 0
2313#endif
2314
2315/**
2316 * This macro is available just in case the confdefs.h file underallocates
2317 * memory for a particular application.  This lets the user add some extra
2318 * memory in case something broken and underestimates.
2319 *
2320 * It is also possible for cases where confdefs.h overallocates memory,
2321 * you could substract memory from the allocated.  The estimate is just
2322 * that, an estimate, and assumes worst case alignment and padding on
2323 * each allocated element.  So in some cases it could be too conservative.
2324 *
2325 * NOTE: Historically this was used for message buffers.
2326 */
2327#ifndef CONFIGURE_MEMORY_OVERHEAD
2328  #define CONFIGURE_MEMORY_OVERHEAD 0
2329#endif
2330
2331/**
2332 * RTEMS uses two instance of an internal mutex class.  This accounts
2333 * for these mutexes.
2334 */
2335#define CONFIGURE_API_MUTEX_MEMORY \
2336  _Configure_Object_RAM(2, sizeof(API_Mutex_Control))
2337
2338/**
2339 * This calculates the amount of memory reserved for the IDLE tasks.
2340 * In an SMP system, each CPU core has its own idle task.
2341 */
2342#if defined(RTEMS_SMP)
2343  #define CONFIGURE_IDLE_TASKS_COUNT CONFIGURE_SMP_MAXIMUM_PROCESSORS
2344#else
2345  #define CONFIGURE_IDLE_TASKS_COUNT 1
2346#endif
2347
2348/**
2349 * This defines the formula used to compute the amount of memory
2350 * reserved for IDLE task control structures.
2351 */
2352#if CPU_IDLE_TASK_IS_FP == TRUE
2353  #define CONFIGURE_MEMORY_FOR_IDLE_TASK \
2354    CONFIGURE_MEMORY_FOR_TASKS( \
2355      CONFIGURE_IDLE_TASKS_COUNT, CONFIGURE_IDLE_TASKS_COUNT)
2356#else
2357  #define CONFIGURE_MEMORY_FOR_IDLE_TASK \
2358    CONFIGURE_MEMORY_FOR_TASKS(CONFIGURE_IDLE_TASKS_COUNT, 0)
2359#endif
2360
2361/**
2362 * This macro accounts for general RTEMS system overhead.
2363 */
2364#define CONFIGURE_MEMORY_FOR_SYSTEM_OVERHEAD \
2365  ( CONFIGURE_MEMORY_FOR_IDLE_TASK +                /* IDLE and stack */ \
2366    CONFIGURE_INTERRUPT_STACK_MEMORY +             /* interrupt stack */ \
2367    CONFIGURE_API_MUTEX_MEMORY                     /* allocation mutex */ \
2368  )
2369
2370/**
2371 * This macro reserves the memory required by the statically configured
2372 * user extensions.
2373 */
2374#define CONFIGURE_MEMORY_FOR_STATIC_EXTENSIONS \
2375  (CONFIGURE_NUMBER_OF_INITIAL_EXTENSIONS == 0 ? 0 : \
2376    _Configure_From_workspace( \
2377      CONFIGURE_NUMBER_OF_INITIAL_EXTENSIONS \
2378        * sizeof(User_extensions_Switch_control) \
2379    ))
2380
2381/**
2382 * This macro provides a summation of the memory required by the
2383 * Classic API as configured.
2384 */
2385#define CONFIGURE_MEMORY_FOR_CLASSIC \
2386  (CONFIGURE_MEMORY_FOR_TASK_VARIABLES(CONFIGURE_MAXIMUM_TASK_VARIABLES + \
2387    CONFIGURE_GOROUTINES_TASK_VARIABLES) + \
2388   CONFIGURE_MEMORY_FOR_TIMERS(CONFIGURE_MAXIMUM_TIMERS + \
2389    CONFIGURE_TIMER_FOR_SHARED_MEMORY_DRIVER ) + \
2390   CONFIGURE_MEMORY_FOR_SEMAPHORES(CONFIGURE_SEMAPHORES) + \
2391   CONFIGURE_MEMORY_FOR_MESSAGE_QUEUES(CONFIGURE_MAXIMUM_MESSAGE_QUEUES) + \
2392   CONFIGURE_MEMORY_FOR_PARTITIONS(CONFIGURE_MAXIMUM_PARTITIONS) + \
2393   CONFIGURE_MEMORY_FOR_REGIONS( CONFIGURE_MAXIMUM_REGIONS ) + \
2394   CONFIGURE_MEMORY_FOR_PORTS(CONFIGURE_MAXIMUM_PORTS) + \
2395   CONFIGURE_MEMORY_FOR_PERIODS(CONFIGURE_MAXIMUM_PERIODS) + \
2396   CONFIGURE_MEMORY_FOR_BARRIERS(CONFIGURE_BARRIERS) + \
2397   CONFIGURE_MEMORY_FOR_USER_EXTENSIONS(CONFIGURE_MAXIMUM_USER_EXTENSIONS) \
2398  )
2399
2400#if defined(RTEMS_SMP)
2401  #define CONFIGURE_MEMORY_FOR_SMP \
2402     (CONFIGURE_SMP_MAXIMUM_PROCESSORS * \
2403      _Configure_From_workspace( CONFIGURE_INTERRUPT_STACK_SIZE ) \
2404     )
2405#else
2406  #define CONFIGURE_MEMORY_FOR_SMP 0
2407#endif
2408
2409/**
2410 * This calculates the memory required for the executive workspace.
2411 */
2412#define CONFIGURE_EXECUTIVE_RAM_SIZE \
2413(( \
2414   CONFIGURE_MEMORY_FOR_SYSTEM_OVERHEAD + \
2415   CONFIGURE_MEMORY_FOR_TASKS( \
2416     CONFIGURE_TASKS, CONFIGURE_TASKS) + \
2417   CONFIGURE_MEMORY_FOR_TASKS( \
2418     CONFIGURE_POSIX_THREADS, CONFIGURE_POSIX_THREADS) + \
2419   CONFIGURE_MEMORY_FOR_CLASSIC + \
2420   CONFIGURE_MEMORY_FOR_POSIX_KEYS( \
2421      CONFIGURE_POSIX_KEYS, \
2422      CONFIGURE_MAXIMUM_POSIX_KEY_VALUE_PAIRS ) + \
2423   CONFIGURE_MEMORY_FOR_POSIX + \
2424   CONFIGURE_MEMORY_FOR_STATIC_EXTENSIONS + \
2425   CONFIGURE_MEMORY_FOR_MP + \
2426   CONFIGURE_MEMORY_FOR_SMP + \
2427   CONFIGURE_MESSAGE_BUFFER_MEMORY + \
2428   (CONFIGURE_MEMORY_OVERHEAD * 1024) \
2429) & ~0x7)
2430
2431/*
2432 *  Now account for any extra memory that initialization tasks or threads
2433 *  may have requested.
2434 */
2435
2436/**
2437 * This accounts for any extra memory required by the Classic API
2438 * Initialization Task.
2439 */
2440#if (CONFIGURE_INIT_TASK_STACK_SIZE > CONFIGURE_MINIMUM_TASK_STACK_SIZE)
2441  #define CONFIGURE_INITIALIZATION_THREADS_STACKS_CLASSIC_PART \
2442      (CONFIGURE_INIT_TASK_STACK_SIZE - CONFIGURE_MINIMUM_TASK_STACK_SIZE)
2443#else
2444  #define CONFIGURE_INITIALIZATION_THREADS_STACKS_CLASSIC_PART 0
2445#endif
2446
2447/**
2448 * This accounts for any extra memory required by the POSIX API
2449 * Initialization Thread.
2450 */
2451#if defined(RTEMS_POSIX_API) && \
2452    (CONFIGURE_POSIX_INIT_THREAD_STACK_SIZE > \
2453      CONFIGURE_MINIMUM_POSIX_THREAD_STACK_SIZE)
2454  #define CONFIGURE_INITIALIZATION_THREADS_STACKS_POSIX_PART \
2455    (CONFIGURE_POSIX_INIT_THREAD_STACK_SIZE - \
2456      CONFIGURE_MINIMUM_POSIX_THREAD_STACK_SIZE)
2457#else
2458  #define CONFIGURE_INITIALIZATION_THREADS_STACKS_POSIX_PART 0
2459#endif
2460
2461/**
2462 * This macro provides a summation of the various initialization task
2463 * and thread stack requirements.
2464 */
2465#define CONFIGURE_INITIALIZATION_THREADS_EXTRA_STACKS \
2466    (CONFIGURE_INITIALIZATION_THREADS_STACKS_CLASSIC_PART + \
2467    CONFIGURE_INITIALIZATION_THREADS_STACKS_POSIX_PART)
2468
2469#define CONFIGURE_IDLE_TASKS_STACK \
2470  (CONFIGURE_IDLE_TASKS_COUNT * \
2471    _Configure_From_stackspace( CONFIGURE_IDLE_TASK_STACK_SIZE ) )
2472
2473#define CONFIGURE_TASKS_STACK \
2474  (_Configure_Max_Objects( CONFIGURE_TASKS ) * \
2475    _Configure_From_stackspace( CONFIGURE_MINIMUM_TASK_STACK_SIZE ) )
2476
2477#define CONFIGURE_POSIX_THREADS_STACK \
2478  (_Configure_Max_Objects( CONFIGURE_MAXIMUM_POSIX_THREADS ) * \
2479    _Configure_From_stackspace( CONFIGURE_MINIMUM_POSIX_THREAD_STACK_SIZE ) )
2480
2481#define CONFIGURE_GOROUTINES_STACK \
2482  (_Configure_Max_Objects( CONFIGURE_MAXIMUM_GOROUTINES ) * \
2483    _Configure_From_stackspace( CONFIGURE_MINIMUM_POSIX_THREAD_STACK_SIZE ) )
2484
2485#define CONFIGURE_ADA_TASKS_STACK \
2486  (_Configure_Max_Objects( CONFIGURE_MAXIMUM_ADA_TASKS ) * \
2487    _Configure_From_stackspace( CONFIGURE_MINIMUM_POSIX_THREAD_STACK_SIZE ) )
2488
2489#else /* CONFIGURE_EXECUTIVE_RAM_SIZE */
2490
2491#define CONFIGURE_IDLE_TASKS_STACK 0
2492#define CONFIGURE_INITIALIZATION_THREADS_EXTRA_STACKS 0
2493#define CONFIGURE_TASKS_STACK 0
2494#define CONFIGURE_POSIX_THREADS_STACK 0
2495#define CONFIGURE_GOROUTINES_STACK 0
2496#define CONFIGURE_ADA_TASKS_STACK 0
2497
2498#if CONFIGURE_EXTRA_MPCI_RECEIVE_SERVER_STACK != 0
2499  #error "CONFIGURE_EXECUTIVE_RAM_SIZE defined with request for CONFIGURE_EXTRA_MPCI_RECEIVE_SERVER_STACK"
2500#endif
2501
2502#if CONFIGURE_EXTRA_TASK_STACKS != 0
2503  #error "CONFIGURE_EXECUTIVE_RAM_SIZE defined with request for CONFIGURE_EXTRA_TASK_STACKS"
2504#endif
2505
2506#endif /* CONFIGURE_EXECUTIVE_RAM_SIZE */
2507
2508#define CONFIGURE_STACK_SPACE_SIZE \
2509  ( \
2510    CONFIGURE_IDLE_TASKS_STACK + \
2511    CONFIGURE_INITIALIZATION_THREADS_EXTRA_STACKS + \
2512    CONFIGURE_TASKS_STACK + \
2513    CONFIGURE_POSIX_THREADS_STACK + \
2514    CONFIGURE_GOROUTINES_STACK + \
2515    CONFIGURE_ADA_TASKS_STACK + \
2516    CONFIGURE_EXTRA_MPCI_RECEIVE_SERVER_STACK + \
2517    CONFIGURE_LIBBLOCK_TASK_EXTRA_STACKS + \
2518    CONFIGURE_EXTRA_TASK_STACKS \
2519  )
2520
2521#ifdef CONFIGURE_INIT
2522  typedef struct {
2523    Thread_Control Control;
2524    #if CONFIGURE_MAXIMUM_USER_EXTENSIONS > 0
2525      void *extensions[ CONFIGURE_MAXIMUM_USER_EXTENSIONS + 1 ];
2526    #endif
2527    union {
2528      Scheduler_Node Base;
2529      #ifdef CONFIGURE_SCHEDULER_CBS
2530        Scheduler_CBS_Node CBS;
2531      #endif
2532      #ifdef CONFIGURE_SCHEDULER_EDF
2533        Scheduler_EDF_Node EDF;
2534      #endif
2535      #ifdef CONFIGURE_SCHEDULER_PRIORITY
2536        Scheduler_priority_Node Priority;
2537      #endif
2538      #ifdef CONFIGURE_SCHEDULER_SIMPLE_SMP
2539        Scheduler_SMP_Node Simple_SMP;
2540      #endif
2541      #ifdef CONFIGURE_SCHEDULER_PRIORITY_SMP
2542        Scheduler_priority_SMP_Node Priority_SMP;
2543      #endif
2544      #ifdef CONFIGURE_SCHEDULER_PRIORITY_AFFINITY_SMP
2545        Scheduler_priority_affinity_SMP_Node Priority_affinity_SMP;
2546      #endif
2547      #ifdef CONFIGURE_SCHEDULER_USER_PER_THREAD
2548        CONFIGURE_SCHEDULER_USER_PER_THREAD User;
2549      #endif
2550    } Scheduler;
2551    RTEMS_API_Control API_RTEMS;
2552    #ifndef CONFIGURE_DISABLE_CLASSIC_API_NOTEPADS
2553      uint32_t Notepads[ RTEMS_NUMBER_NOTEPADS ];
2554    #endif
2555    #ifdef RTEMS_POSIX_API
2556      POSIX_API_Control API_POSIX;
2557    #endif
2558    #if !defined(RTEMS_SCHEDSIM) \
2559      && defined(RTEMS_NEWLIB) \
2560      && !defined(CONFIGURE_DISABLE_NEWLIB_REENTRANCY)
2561      struct _reent Newlib;
2562    #else
2563      struct { /* Empty */ } Newlib;
2564    #endif
2565  } Configuration_Thread_control;
2566
2567  const size_t _Thread_Control_size = sizeof( Configuration_Thread_control );
2568
2569  const Thread_Control_add_on _Thread_Control_add_ons[] = {
2570    {
2571      offsetof( Configuration_Thread_control, Control.Scheduler.node ),
2572      offsetof( Configuration_Thread_control, Scheduler )
2573    }, {
2574      offsetof(
2575        Configuration_Thread_control,
2576        Control.API_Extensions[ THREAD_API_RTEMS ]
2577      ),
2578      offsetof( Configuration_Thread_control, API_RTEMS )
2579    }, {
2580      offsetof(
2581        Configuration_Thread_control,
2582        Control.libc_reent
2583      ),
2584      offsetof( Configuration_Thread_control, Newlib )
2585    }
2586    #ifdef RTEMS_POSIX_API
2587      , {
2588        offsetof(
2589          Configuration_Thread_control,
2590          Control.API_Extensions[ THREAD_API_POSIX ]
2591        ),
2592        offsetof( Configuration_Thread_control, API_POSIX )
2593      }
2594    #endif
2595  };
2596
2597  const size_t _Thread_Control_add_on_count =
2598    RTEMS_ARRAY_SIZE( _Thread_Control_add_ons );
2599
2600  /**
2601   * This is the Classic API Configuration Table.
2602   */
2603  rtems_api_configuration_table Configuration_RTEMS_API = {
2604    CONFIGURE_TASKS,
2605    CONFIGURE_NOTEPADS_ENABLED,
2606    CONFIGURE_MAXIMUM_TIMERS + CONFIGURE_TIMER_FOR_SHARED_MEMORY_DRIVER,
2607    CONFIGURE_SEMAPHORES,
2608    CONFIGURE_MAXIMUM_MESSAGE_QUEUES,
2609    CONFIGURE_MAXIMUM_PARTITIONS,
2610    CONFIGURE_MAXIMUM_REGIONS,
2611    CONFIGURE_MAXIMUM_PORTS,
2612    CONFIGURE_MAXIMUM_PERIODS,
2613    CONFIGURE_BARRIERS,
2614    CONFIGURE_INIT_TASK_TABLE_SIZE,
2615    CONFIGURE_INIT_TASK_TABLE
2616  };
2617
2618  #ifdef RTEMS_POSIX_API
2619    /**
2620     * This is the POSIX API Configuration Table.
2621     */
2622    posix_api_configuration_table Configuration_POSIX_API = {
2623      CONFIGURE_POSIX_THREADS,
2624      CONFIGURE_POSIX_MUTEXES,
2625      CONFIGURE_POSIX_CONDITION_VARIABLES,
2626      CONFIGURE_MAXIMUM_POSIX_TIMERS,
2627      CONFIGURE_MAXIMUM_POSIX_QUEUED_SIGNALS,
2628      CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUES,
2629      CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUE_DESCRIPTORS,
2630      CONFIGURE_MAXIMUM_POSIX_SEMAPHORES,
2631      CONFIGURE_MAXIMUM_POSIX_BARRIERS,
2632      CONFIGURE_MAXIMUM_POSIX_RWLOCKS,
2633      CONFIGURE_MAXIMUM_POSIX_SPINLOCKS,
2634      CONFIGURE_POSIX_INIT_THREAD_TABLE_SIZE,
2635      CONFIGURE_POSIX_INIT_THREAD_TABLE_NAME
2636    };
2637  #endif
2638
2639  /**
2640   * This variable specifies the minimum stack size for tasks in an RTEMS
2641   * application.
2642   *
2643   * NOTE: This is left as a simple uint32_t so it can be externed as
2644   *       needed without requring being high enough logical to
2645   *       include the full configuration table.
2646   */
2647  uint32_t rtems_minimum_stack_size =
2648    CONFIGURE_MINIMUM_TASK_STACK_SIZE;
2649
2650  /**
2651   * This variable specifies the maximum priority value that
2652   * a task may have.  This must be a power of 2 between 4
2653   * and 256 and is specified in terms of Classic API
2654   * priority values.
2655   *
2656   * NOTE: This is left as a simple uint8_t so it can be externed as
2657   *       needed without requring being high enough logical to
2658   *       include the full configuration table.
2659   */
2660  uint8_t rtems_maximum_priority = CONFIGURE_MAXIMUM_PRIORITY;
2661
2662  /**
2663   * This is the primary Configuration Table for this application.
2664   */
2665  const rtems_configuration_table Configuration = {
2666    CONFIGURE_EXECUTIVE_RAM_SIZE,             /* required RTEMS workspace */
2667    CONFIGURE_STACK_SPACE_SIZE,               /* required stack space */
2668    CONFIGURE_MAXIMUM_USER_EXTENSIONS,        /* maximum dynamic extensions */
2669    CONFIGURE_POSIX_KEYS,                     /* POSIX keys are always */
2670    CONFIGURE_MAXIMUM_POSIX_KEY_VALUE_PAIRS,  /*   enabled */
2671    CONFIGURE_MICROSECONDS_PER_TICK,          /* microseconds per clock tick */
2672    1000 * CONFIGURE_MICROSECONDS_PER_TICK,   /* nanoseconds per clock tick */
2673    CONFIGURE_TICKS_PER_TIMESLICE,            /* ticks per timeslice quantum */
2674    CONFIGURE_IDLE_TASK_BODY,                 /* user's IDLE task */
2675    CONFIGURE_IDLE_TASK_STACK_SIZE,           /* IDLE task stack size */
2676    CONFIGURE_INTERRUPT_STACK_SIZE,           /* interrupt stack size */
2677    CONFIGURE_TASK_STACK_ALLOCATOR_INIT,      /* stack allocator init */
2678    CONFIGURE_TASK_STACK_ALLOCATOR,           /* stack allocator */
2679    CONFIGURE_TASK_STACK_DEALLOCATOR,         /* stack deallocator */
2680    CONFIGURE_ZERO_WORKSPACE_AUTOMATICALLY,   /* true to clear memory */
2681    #ifdef CONFIGURE_UNIFIED_WORK_AREAS       /* true for unified work areas */
2682      true,
2683    #else
2684      false,
2685    #endif
2686    #ifdef CONFIGURE_TASK_STACK_ALLOCATOR_AVOIDS_WORK_SPACE /* true to avoid
2687                                                 work space for thread stack
2688                                                 allocation */
2689      true,
2690    #else
2691      false,
2692    #endif
2693    #ifdef RTEMS_SMP
2694      #ifdef CONFIGURE_SMP_APPLICATION
2695        true,
2696      #else
2697        false,
2698      #endif
2699    #endif
2700    CONFIGURE_NUMBER_OF_INITIAL_EXTENSIONS,   /* number of static extensions */
2701    CONFIGURE_INITIAL_EXTENSION_TABLE,        /* pointer to static extensions */
2702    #if defined(RTEMS_MULTIPROCESSING)
2703      CONFIGURE_MULTIPROCESSING_TABLE,        /* pointer to MP config table */
2704    #endif
2705    #ifdef RTEMS_SMP
2706      CONFIGURE_SMP_MAXIMUM_PROCESSORS,
2707    #endif
2708  };
2709#endif
2710
2711#endif /* CONFIGURE_HAS_OWN_CONFIGURATION_TABLE */
2712
2713#if defined(RTEMS_SMP)
2714 /*
2715  * Instantiate the Per CPU information based upon the user configuration.
2716  */
2717 #if defined(CONFIGURE_INIT)
2718   Per_CPU_Control_envelope _Per_CPU_Information[CONFIGURE_SMP_MAXIMUM_PROCESSORS];
2719 #endif
2720
2721#endif
2722
2723/*
2724 *  If the user has configured a set of Classic API Initialization Tasks,
2725 *  then we need to install the code that runs that loop.
2726 */
2727#ifdef CONFIGURE_INIT
2728  #if defined(CONFIGURE_RTEMS_INIT_TASKS_TABLE) || \
2729      defined(CONFIGURE_HAS_OWN_INIT_TASK_TABLE)
2730    void (*_RTEMS_tasks_Initialize_user_tasks_p)(void) =
2731              _RTEMS_tasks_Initialize_user_tasks_body;
2732  #else
2733    void (*_RTEMS_tasks_Initialize_user_tasks_p)(void) = NULL;
2734  #endif
2735#endif
2736
2737/*
2738 *  If the user has configured a set of POSIX Initialization Threads,
2739 *  then we need to install the code that runs that loop.
2740 */
2741#ifdef RTEMS_POSIX_API
2742  #ifdef CONFIGURE_INIT
2743    #if defined(CONFIGURE_POSIX_INIT_THREAD_TABLE) || \
2744        defined(CONFIGURE_POSIX_HAS_OWN_INIT_THREAD_TABLE)
2745      void (*_POSIX_Threads_Initialize_user_threads_p)(void) =
2746                _POSIX_Threads_Initialize_user_threads_body;
2747    #else
2748      void (*_POSIX_Threads_Initialize_user_threads_p)(void) = NULL;
2749    #endif
2750  #endif
2751#endif
2752
2753#ifdef __cplusplus
2754}
2755#endif
2756
2757/******************************************************************
2758 ******************************************************************
2759 ******************************************************************
2760 *         CONFIGURATION WARNINGS AND ERROR CHECKING              *
2761 ******************************************************************
2762 ******************************************************************
2763 ******************************************************************
2764 */
2765
2766#if defined(CONFIGURE_CONFDEFS_DEBUG) && defined(CONFIGURE_INIT)
2767  /**
2768   * This is a debug mechanism, so if you need to, the executable will
2769   * have a structure with various partial values.  Add to this as you
2770   * need to.  Viewing this structure in gdb combined with dumping
2771   * the Configuration structures generated should help a lot in tracing
2772   * down errors and analyzing where over and under allocations are.
2773   */
2774  typedef struct {
2775    uint32_t SYSTEM_OVERHEAD;
2776    uint32_t STATIC_EXTENSIONS;
2777    uint32_t INITIALIZATION_THREADS_STACKS;
2778
2779    uint32_t PER_INTEGER_TASK;
2780    uint32_t FP_OVERHEAD;
2781    uint32_t CLASSIC;
2782    uint32_t POSIX;
2783
2784    /* System overhead pieces */
2785    uint32_t INTERRUPT_STACK_MEMORY;
2786    uint32_t MEMORY_FOR_IDLE_TASK;
2787
2788    /* Classic API Pieces */
2789    uint32_t CLASSIC_TASKS;
2790    uint32_t TASK_VARIABLES;
2791    uint32_t TIMERS;
2792    uint32_t SEMAPHORES;
2793    uint32_t MESSAGE_QUEUES;
2794    uint32_t PARTITIONS;
2795    uint32_t REGIONS;
2796    uint32_t PORTS;
2797    uint32_t PERIODS;
2798    uint32_t BARRIERS;
2799    uint32_t USER_EXTENSIONS;
2800
2801    /* POSIX API managers that are always enabled */
2802    uint32_t POSIX_KEYS;
2803
2804#ifdef RTEMS_POSIX_API
2805    /* POSIX API Pieces */
2806    uint32_t POSIX_MUTEXES;
2807    uint32_t POSIX_CONDITION_VARIABLES;
2808    uint32_t POSIX_TIMERS;
2809    uint32_t POSIX_QUEUED_SIGNALS;
2810    uint32_t POSIX_MESSAGE_QUEUES;
2811    uint32_t POSIX_SEMAPHORES;
2812    uint32_t POSIX_BARRIERS;
2813    uint32_t POSIX_SPINLOCKS;
2814    uint32_t POSIX_RWLOCKS;
2815#endif
2816
2817    /* Stack space sizes */
2818    uint32_t IDLE_TASKS_STACK;
2819    uint32_t INITIALIZATION_THREADS_EXTRA_STACKS;
2820    uint32_t TASKS_STACK;
2821    uint32_t POSIX_THREADS_STACK;
2822    uint32_t GOROUTINES_STACK;
2823    uint32_t ADA_TASKS_STACK;
2824    uint32_t EXTRA_MPCI_RECEIVE_SERVER_STACK;
2825    uint32_t EXTRA_TASK_STACKS;
2826  } Configuration_Debug_t;
2827
2828  Configuration_Debug_t Configuration_Memory_Debug = {
2829    /* General Information */
2830    CONFIGURE_MEMORY_FOR_SYSTEM_OVERHEAD,
2831    CONFIGURE_MEMORY_FOR_STATIC_EXTENSIONS,
2832    CONFIGURE_INITIALIZATION_THREADS_EXTRA_STACKS,
2833    CONFIGURE_MEMORY_FOR_TASKS(1, 0),
2834    CONFIGURE_MEMORY_FOR_TASKS(0, 1),
2835    CONFIGURE_MEMORY_FOR_CLASSIC,
2836    CONFIGURE_MEMORY_FOR_POSIX,
2837
2838    /* System overhead pieces */
2839    CONFIGURE_INTERRUPT_STACK_MEMORY,
2840    CONFIGURE_MEMORY_FOR_IDLE_TASK,
2841
2842    /* Classic API Pieces */
2843    CONFIGURE_MEMORY_FOR_TASKS(CONFIGURE_MAXIMUM_TASKS, 0),
2844    CONFIGURE_MEMORY_FOR_TASK_VARIABLES(CONFIGURE_MAXIMUM_TASK_VARIABLES +
2845      CONFIGURE_GOROUTINES_TASK_VARIABLES),
2846    CONFIGURE_MEMORY_FOR_TIMERS(CONFIGURE_MAXIMUM_TIMERS),
2847    CONFIGURE_MEMORY_FOR_SEMAPHORES(CONFIGURE_SEMAPHORES),
2848    CONFIGURE_MEMORY_FOR_MESSAGE_QUEUES(CONFIGURE_MAXIMUM_MESSAGE_QUEUES),
2849    CONFIGURE_MEMORY_FOR_PARTITIONS(CONFIGURE_MAXIMUM_PARTITIONS),
2850    CONFIGURE_MEMORY_FOR_REGIONS( CONFIGURE_MAXIMUM_REGIONS ),
2851    CONFIGURE_MEMORY_FOR_PORTS(CONFIGURE_MAXIMUM_PORTS),
2852    CONFIGURE_MEMORY_FOR_PERIODS(CONFIGURE_MAXIMUM_PERIODS),
2853    CONFIGURE_MEMORY_FOR_BARRIERS(CONFIGURE_BARRIERS),
2854    CONFIGURE_MEMORY_FOR_USER_EXTENSIONS(CONFIGURE_MAXIMUM_USER_EXTENSIONS),
2855    CONFIGURE_MEMORY_FOR_POSIX_KEYS( CONFIGURE_POSIX_KEYS, \
2856                                     CONFIGURE_MAXIMUM_POSIX_KEY_VALUE_PAIRS ),
2857
2858#ifdef RTEMS_POSIX_API
2859    /* POSIX API Pieces */
2860    CONFIGURE_MEMORY_FOR_POSIX_MUTEXES( CONFIGURE_POSIX_MUTEXES ),
2861    CONFIGURE_MEMORY_FOR_POSIX_CONDITION_VARIABLES(
2862      CONFIGURE_POSIX_CONDITION_VARIABLES ),
2863    CONFIGURE_MEMORY_FOR_POSIX_QUEUED_SIGNALS(
2864      CONFIGURE_MAXIMUM_POSIX_QUEUED_SIGNALS ),
2865    CONFIGURE_MEMORY_FOR_POSIX_MESSAGE_QUEUES(
2866      CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUES ),
2867    CONFIGURE_MEMORY_FOR_POSIX_SEMAPHORES( CONFIGURE_MAXIMUM_POSIX_SEMAPHORES ),
2868    CONFIGURE_MEMORY_FOR_POSIX_BARRIERS( CONFIGURE_MAXIMUM_POSIX_BARRIERS ),
2869    CONFIGURE_MEMORY_FOR_POSIX_SPINLOCKS( CONFIGURE_MAXIMUM_POSIX_SPINLOCKS ),
2870    CONFIGURE_MEMORY_FOR_POSIX_RWLOCKS( CONFIGURE_MAXIMUM_POSIX_RWLOCKS ),
2871    CONFIGURE_MEMORY_FOR_POSIX_TIMERS( CONFIGURE_MAXIMUM_POSIX_TIMERS ),
2872#endif
2873
2874    /* Stack space sizes */
2875    CONFIGURE_IDLE_TASKS_STACK,
2876    CONFIGURE_INITIALIZATION_THREADS_EXTRA_STACKS,
2877    CONFIGURE_TASKS_STACK,
2878    CONFIGURE_POSIX_THREADS_STACK,
2879    CONFIGURE_GOROUTINES_STACK,
2880    CONFIGURE_ADA_TASKS_STACK,
2881    CONFIGURE_EXTRA_MPCI_RECEIVE_SERVER_STACK,
2882    CONFIGURE_EXTRA_TASK_STACKS
2883  };
2884#endif
2885
2886/*
2887 *  Make sure a task/thread of some sort is configured.
2888 *
2889 *  When analyzing RTEMS to find the smallest possible of memory
2890 *  that must be allocated, you probably do want to configure 0
2891 *  tasks/threads so there is a smaller set of calls to _Workspace_Allocate
2892 *  to analyze.
2893 */
2894#if !defined(CONFIGURE_IDLE_TASK_INITIALIZES_APPLICATION)
2895  #if (CONFIGURE_MAXIMUM_TASKS == 0) && \
2896      (CONFIGURE_MAXIMUM_POSIX_THREADS == 0) && \
2897      (CONFIGURE_MAXIMUM_ADA_TASKS == 0) && \
2898      (CONFIGURE_MAXIMUM_GOROUTINES == 0)
2899    #error "CONFIGURATION ERROR: No tasks or threads configured!!"
2900  #endif
2901#endif
2902
2903#ifndef RTEMS_SCHEDSIM
2904/*
2905 *  Make sure at least one of the initialization task/thread
2906 *  tables was defined.
2907 */
2908#if !defined(CONFIGURE_RTEMS_INIT_TASKS_TABLE) && \
2909    !defined(CONFIGURE_POSIX_INIT_THREAD_TABLE) && \
2910    !defined(CONFIGURE_IDLE_TASK_INITIALIZES_APPLICATION)
2911#error "CONFIGURATION ERROR: No initialization tasks or threads configured!!"
2912#endif
2913#endif
2914
2915/*
2916 *  If the user is trying to configure a multiprocessing application and
2917 *  RTEMS was not configured and built multiprocessing, then error out.
2918 */
2919#if defined(CONFIGURE_MP_APPLICATION) && \
2920    !defined(RTEMS_MULTIPROCESSING)
2921#error "CONFIGURATION ERROR: RTEMS not configured for multiprocessing!!"
2922#endif
2923
2924/*
2925 *  If an attempt was made to configure POSIX objects and
2926 *  the POSIX API was not configured into RTEMS, error out.
2927 *
2928 *  @note POSIX Keys are always available so the parameters
2929 *        CONFIGURE_MAXIMUM_POSIX_KEYS and
2930 *        CONFIGURE_MAXIMUM_POSIX_KEY_VALUE_PAIRS  are not in this list.
2931 */
2932#if !defined(RTEMS_POSIX_API)
2933  #if ((CONFIGURE_MAXIMUM_POSIX_THREADS != 0) || \
2934       (CONFIGURE_MAXIMUM_POSIX_MUTEXES != 0) || \
2935       (CONFIGURE_MAXIMUM_POSIX_CONDITION_VARIABLES != 0) || \
2936       (CONFIGURE_MAXIMUM_POSIX_TIMERS != 0) || \
2937       (CONFIGURE_MAXIMUM_POSIX_QUEUED_SIGNALS != 0) || \
2938       (CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUES != 0) || \
2939       (CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUE_DESCRIPTORS != 0) || \
2940       (CONFIGURE_MAXIMUM_POSIX_SEMAPHORES != 0) || \
2941       (CONFIGURE_MAXIMUM_POSIX_BARRIERS != 0) || \
2942       (CONFIGURE_MAXIMUM_POSIX_SPINLOCKS != 0) || \
2943       (CONFIGURE_MAXIMUM_POSIX_RWLOCKS != 0) || \
2944      defined(CONFIGURE_POSIX_INIT_THREAD_TABLE))
2945  #error "CONFIGURATION ERROR: POSIX API support not configured!!"
2946  #endif
2947#endif
2948
2949#if !defined(RTEMS_SCHEDSIM)
2950  #if !defined(CONFIGURE_HAS_OWN_DEVICE_DRIVER_TABLE)
2951    /*
2952     *  You must either explicity include or exclude the clock driver.
2953     *  It is such a common newbie error to leave it out.  Maybe this
2954     *  will put an end to it.
2955     *
2956     *  NOTE: If you are using the timer driver, it is considered
2957     *        mutually exclusive with the clock driver because the
2958     *        drivers are assumed to use the same "timer" hardware
2959     *        on many boards.
2960     */
2961    #if !defined(CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER) && \
2962        !defined(CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER) && \
2963        !defined(CONFIGURE_APPLICATION_NEEDS_TIMER_DRIVER)
2964      #error "CONFIGURATION ERROR: Do you want the clock driver or not?!?"
2965     #endif
2966
2967    /*
2968     * Only one of the following three configuration parameters should be
2969     * defined at a time.
2970     */
2971    #if ((defined(CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER) + \
2972          defined(CONFIGURE_APPLICATION_NEEDS_TIMER_DRIVER) + \
2973          defined(CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER)) > 1)
2974       #error "CONFIGURATION ERROR: More than one clock/timer driver configuration parameter specified?!?"
2975    #endif
2976  #endif /* !defined(CONFIGURE_HAS_OWN_DEVICE_DRIVER_TABLE) */
2977#endif   /* !defined(RTEMS_SCHEDSIM) */
2978
2979/*
2980 *  These names have been obsoleted so make the user application stop compiling
2981 */
2982#if defined(CONFIGURE_TEST_NEEDS_TIMER_DRIVER) || \
2983    defined(CONFIGURE_TEST_NEEDS_CONSOLE_DRIVER) || \
2984    defined(CONFIGURE_TEST_NEEDS_CLOCK_DRIVER) || \
2985    defined(CONFIGURE_TEST_NEEDS_RTC_DRIVER) || \
2986    defined(CONFIGURE_TEST_NEEDS_STUB_DRIVER)
2987#error "CONFIGURATION ERROR: CONFIGURE_TEST_XXX constants are obsolete"
2988#endif
2989
2990/*
2991 *  Validate the configured maximum priority
2992 */
2993#if ((CONFIGURE_MAXIMUM_PRIORITY != 3) && \
2994     (CONFIGURE_MAXIMUM_PRIORITY != 7) && \
2995     (CONFIGURE_MAXIMUM_PRIORITY != 15) && \
2996     (CONFIGURE_MAXIMUM_PRIORITY != 31) && \
2997     (CONFIGURE_MAXIMUM_PRIORITY != 63) && \
2998     (CONFIGURE_MAXIMUM_PRIORITY != 127) && \
2999     (CONFIGURE_MAXIMUM_PRIORITY != 255))
3000  #error "Maximum priority is not 1 less than a power of 2 between 4 and 256"
3001#endif
3002
3003#if (CONFIGURE_MAXIMUM_PRIORITY > PRIORITY_DEFAULT_MAXIMUM)
3004  #error "Maximum priority configured higher than supported by target."
3005#endif
3006
3007/*
3008 *  If you have fewer POSIX Message Queue Descriptors than actual
3009 *  POSIX Message Queues, then you will not be able to open all the
3010 *  queues.
3011 */
3012#if (CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUE_DESCRIPTORS < \
3013     CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUES)
3014  #error "Fewer POSIX Message Queue descriptors than Queues!"
3015#endif
3016
3017/*
3018 * POSIX Key pair shouldn't be less than POSIX Key, which is highly
3019 * likely to be error.
3020 */
3021#if (CONFIGURE_MAXIMUM_POSIX_KEYS != 0) && \
3022    (CONFIGURE_MAXIMUM_POSIX_KEY_VALUE_PAIRS != 0)
3023  #if (CONFIGURE_MAXIMUM_POSIX_KEY_VALUE_PAIRS < CONFIGURE_MAXIMUM_POSIX_KEYS)
3024    #error "Fewer POSIX Key pairs than POSIX Key!"
3025  #endif
3026#endif
3027
3028#endif
3029/* end of include file */
Note: See TracBrowser for help on using the repository browser.