Mercurial > ecos

annotate packages/kernel/current/cdl/thread.cdl @ 3267:1053b0d2490c

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
* src/can_lpc2xxx.c: Add support for new config key CYG_IO_GET_CONFIG_CAN_ERR_COUNTERS.
author sergeig
date Wed, 28 Aug 2013 16:29:23 +0000
parents 74dbf4c3f2e1
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
76
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
1 # ====================================================================
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
2 #
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
3 # thread.cdl
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
4 #
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
5 # configuration data related to the kernel threads
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
6 #
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
7 # ====================================================================
2729
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
8 ## ####ECOSGPLCOPYRIGHTBEGIN####
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
9 ## -------------------------------------------
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
10 ## This file is part of eCos, the Embedded Configurable Operating System.
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
11 ## Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
210
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST
jlarmour
parents: 208
diff changeset
12 ##
2729
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
13 ## eCos is free software; you can redistribute it and/or modify it under
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
14 ## the terms of the GNU General Public License as published by the Free
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
15 ## Software Foundation; either version 2 or (at your option) any later
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
16 ## version.
210
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST
jlarmour
parents: 208
diff changeset
17 ##
2729
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
18 ## eCos is distributed in the hope that it will be useful, but WITHOUT
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
19 ## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
20 ## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
21 ## for more details.
210
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST
jlarmour
parents: 208
diff changeset
22 ##
2729
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
23 ## You should have received a copy of the GNU General Public License
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
24 ## along with eCos; if not, write to the Free Software Foundation, Inc.,
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
25 ## 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
210
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST
jlarmour
parents: 208
diff changeset
26 ##
2729
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
27 ## As a special exception, if other files instantiate templates or use
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
28 ## macros or inline functions from this file, or you compile this file
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
29 ## and link it with other works to produce a work based on this file,
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
30 ## this file does not by itself cause the resulting work to be covered by
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
31 ## the GNU General Public License. However the source code for this file
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
32 ## must still be made available in accordance with section (3) of the GNU
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
33 ## General Public License v2.
210
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST
jlarmour
parents: 208
diff changeset
34 ##
2729
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
35 ## This exception does not invalidate any other reasons why a work based
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
36 ## on this file might be covered by the GNU General Public License.
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
37 ## -------------------------------------------
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 661
diff changeset
38 ## ####ECOSGPLCOPYRIGHTEND####
76
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
39 # ====================================================================
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
40 ######DESCRIPTIONBEGIN####
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
41 #
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
42 # Author(s): jskov
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
43 # Original data: nickg
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
44 # Contributors:
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
45 # Date: 1999-07-05
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
46 #
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
47 #####DESCRIPTIONEND####
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
48 #
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
49 # ====================================================================
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
50
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
51 cdl_option CYGFUN_KERNEL_THREADS_TIMER {
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
52 display "Allow per-thread timers"
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
53 requires CYGVAR_KERNEL_COUNTERS_CLOCK
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
54 default_value 1
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
55 description "
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
56 This option controls whether or not the kernel should support
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
57 per-thread clock and alarm related functions. Also some of
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
58 the synchronization primitives such as semaphore and
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
59 condition variable timed wait operations require per-thread
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
60 timer support. If none of these facilities are required then
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
61 the option can be disabled."
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
62 }
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
63
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
64 cdl_option CYGVAR_KERNEL_THREADS_NAME {
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
65 display "Support optional name for each thread"
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
66 default_value 1
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
67 description "
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
68 Threads may optionally be supplied with a name string that is
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
69 used to identify them during debugging. This name is only
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
70 present if `this option is defined. Disabling it reduces both
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
71 code and data size."
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
72 }
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
73
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
74 cdl_option CYGVAR_KERNEL_THREADS_LIST {
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
75 display "Keep track of all threads using a linked list"
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
76 default_value 1
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
77 description "
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
78 Threads may optionally be placed on a housekeeping list so
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
79 that all threads may be located easily. This is useful mainly
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
80 in conjunction with source-level debugging."
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
81 }
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
82
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
83 cdl_option CYGFUN_KERNEL_THREADS_STACK_LIMIT {
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
84 display "Keep track of the base of each thread's stack"
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
85 default_value 1
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
86 description "
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
87 This option makes the kernel keep track of the lower limit on
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
88 each thread's stack. It allows the kernel to adjust the lower
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
89 limit, thus making space for per-thread data. Note that it
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
90 does not imply any form of run-time stack overflow checking."
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
91 }
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
92
143
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
93 cdl_component CYGFUN_KERNEL_THREADS_STACK_CHECKING {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
94 display "Check thread stacks for overflows"
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
95 active_if CYGPKG_INFRA_DEBUG
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
96 active_if CYGDBG_USE_ASSERTS
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
97 default_value 1
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
98 description "
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
99 This option enables a variety of checks for stack overflow
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
100 including signatures at the top and base of thread stacks,
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
101 which are asserted for correctness whenever a thread switches."
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
102
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
103 cdl_option CYGFUN_KERNEL_ALL_THREADS_STACK_CHECKING {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
104 display "Check all threads whenever possible"
145
2e9a636d9de9 Merge from eCos master repository on 2000-12-21-14:18:40-GMT
jlarmour
parents: 143
diff changeset
105 requires CYGVAR_KERNEL_THREADS_LIST
143
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
106 default_value 0
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
107 description "
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
108 This option enables more active checking of all threads for
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
109 wrongdoing. In theory, checking threads other than the old and new
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
110 executing threads in a thread-switch is pointless, because no other
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
111 thread has run, so no other stack can be exceeded. But errors such
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
112 as memory scribbling, dangling pointers, overlapping use of store
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
113 or errors accessing objects adjacent to a stack which can be very
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
114 hard to find can be detected this way, saving debug time."
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
115 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
116
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
117 cdl_option CYGNUM_KERNEL_THREADS_STACK_CHECK_DATA_SIZE {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
118 display "Signature size in bytes, at stack top and bottom"
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
119 flavor data
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
120 default_value 32
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
121 legal_values 8 to 512
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
122 description "
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
123 This is the size of the area reserved for a signature at the top
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
124 and bottom of all stacks. It also provides a buffer zone for
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
125 detecting overflow before external objects are corrupted, hence the
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
126 ability to vary it here. But if you are short of stack, increasing
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
127 this value will make the overflow more, not less likely, of course."
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
128 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
129 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
130
147
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
131 cdl_component CYGFUN_KERNEL_THREADS_STACK_MEASUREMENT {
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
132 display "Measure stack usage"
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
133 default_value { 0 != CYGPKG_INFRA_DEBUG }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
134 description "
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
135 This option allows measurement of each thread's stack by initializing
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
136 it to a predefined value at thread creation time. Later use of the
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
137 cyg_thread_measure_stack_usage() function allows the maximum stack
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
138 usage of the thread so far to be obtained. Note that this is not
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
139 necessarily the true maximum stack usage that the thread will ever
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
140 use since all that has been measured is the stack usage corresponding
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
141 to the code path followed this time, and not the code path that may
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
142 be followed in future."
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
143
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
144 cdl_option CYGDBG_KERNEL_THREADS_STACK_MEASUREMENT_VERBOSE_EXIT {
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
145 display "Output stack usage on thread exit"
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
146 default_value 0
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
147 description "
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
148 This will output the measured stack usage on the diagnostic
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
149 output when a thread exits."
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
150 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
151 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT
jlarmour
parents: 145
diff changeset
152
76
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
153 cdl_component CYGVAR_KERNEL_THREADS_DATA {
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
154 display "Support for per-thread data"
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
155 requires CYGFUN_KERNEL_THREADS_STACK_LIMIT
661
8db735631ddb * cdl/kernel.cdl: Update doc links.
jlarmour
parents: 549
diff changeset
156 doc ref/kernel-thread-data.html
76
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
157 default_value 1
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
158 description "
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
159 It is possible for the kernel to support per-thread data, in
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
160 other words an area of memory specific to each thread which
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
161 can be used to store data for that thread. This per-thread
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
162 data can be used by applications or by other packages such as
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
163 the ISO C library."
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
164
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
165 cdl_option CYGNUM_KERNEL_THREADS_DATA_MAX {
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
166 display "Number of words of per-thread data"
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
167 flavor data
549
7002f6e48db9 * src/common/thread.cxx: Fix potential warning and overflow with
jlarmour
parents: 545
diff changeset
168 legal_values 4 to 32
76
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
169 default_value 6
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
170 description "
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
171 It is possible for the kernel to support per-thread data, in
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
172 other words an area of memory specific to each thread which
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
173 can be used to store data for that thread. This per-thread
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
174 data can be used by applications or by other packages such as
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
175 the ISO C library. This configuration option controls the
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
176 number of words of per-thread data that the kernel will
545
70b861ba8f8c * cdl/thread.cdl: Correct max legal value for
jlarmour
parents: 210
diff changeset
177 allow. In the current implementation a bitmask is used to identify
70b861ba8f8c * cdl/thread.cdl: Correct max legal value for
jlarmour
parents: 210
diff changeset
178 used per-thread data slots and so the maximum legal value must
549
7002f6e48db9 * src/common/thread.cxx: Fix potential warning and overflow with
jlarmour
parents: 545
diff changeset
179 remain 32."
76
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
180 }
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
181
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
182 cdl_component CYGNUM_KERNEL_THREADS_DATA_ALL {
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
183 display "Bitmap of preallocated slots of thread data"
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
184 flavor data
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
185 calculated 15
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
186 description "
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
187 Per thread data options. Per thread data support is based loosely
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
188 on that defined by POSIX. Each thread has an array of slots, up to
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
189 CYGNUM_KERNEL_THREADS_DATA_MAX, that may contain data. Some of the
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
190 slots have been preallocated to specific packages. Others may be
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
191 allocated dynamically."
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
192
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
193 cdl_option CYGNUM_KERNEL_THREADS_DATA_KERNEL {
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
194 display "Slot 0 preallocated for the kernel"
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
195 flavor data
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
196 calculated 0
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
197 description "
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
198 This option defines the index of a per-thread data
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
199 slot which is reserved by
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
200 the eCos kernel
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
201 for private use."
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
202 }
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
203 cdl_option CYGNUM_KERNEL_THREADS_DATA_ITRON {
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
204 display "Slot 1 preallocated for uITRON"
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
205 flavor data
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
206 calculated 1
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
207 description "
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
208 This option defines the index of a per-thread data
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
209 slot which is reserved by
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
210 the uITRON compatibility layer
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
211 for private use."
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
212 }
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents: 76
diff changeset
213 cdl_option CYGNUM_KERNEL_THREADS_DATA_ERRNO {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents: 76
diff changeset
214 display "Slot 2 preallocated for errno"
76
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
215 flavor data
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
216 calculated 2
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
217 description "
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
218 This option defines the index of a per-thread data
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents: 76
diff changeset
219 slot which is reserved for use by an errno variable."
76
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
220 }
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
221 cdl_option CYGNUM_KERNEL_THREADS_DATA_POSIX {
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
222 display "Slot 3 preallocated for POSIX"
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
223 flavor data
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
224 calculated 3
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
225 description "
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
226 This option defines the index of a per-thread data
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
227 slot which is reserved by
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
228 POSIX
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
229 for private use."
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
230 }
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
231 }
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
232 }
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
233
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
234 cdl_component CYGPKG_KERNEL_THREADS_DESTRUCTORS {
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
235 display "Thread destructors"
661
8db735631ddb * cdl/kernel.cdl: Update doc links.
jlarmour
parents: 549
diff changeset
236 doc ref/kernel-thread-destructors.html
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
237 default_value 0
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
238 description "
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
239 This option enables support for registered destructor functions to
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
240 be called on thread exit."
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
241
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
242
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
243 cdl_option CYGNUM_KERNEL_THREADS_DESTRUCTORS {
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
244 display "Number of possible destructors"
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
245 flavor data
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
246 legal_values 1 to 65535
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
247 default_value 8
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
248 description "
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
249 This option gives the number of possible destructors allowed.
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
250 Increasing this will increase the size of every
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
251 thread control structure if per-thread destructors are
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
252 enabled."
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
253 }
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
254
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
255 cdl_option CYGSEM_KERNEL_THREADS_DESTRUCTORS_PER_THREAD {
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
256 display "Per-thread destructors"
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
257 default_value 1
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
258 description "
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
259 Enabling this option makes the thread destructors a per-thread
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
260 property, with each thread having its own list of destructors.
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
261 Disabling this option makes the thread destructor list
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
262 global so all threads have the same destructors."
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
263 }
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
264
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
265 }
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 147
diff changeset
266
76
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
267 cdl_option CYGNUM_KERNEL_THREADS_IDLE_STACK_SIZE {
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
268 display "Stack size for the idle thread"
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
269 flavor data
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
270 legal_values 512 to 65536
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
271 default_value 2048
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
272 description "
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
273 This configuration option specifies the stack size in bytes
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
274 for the idle thread. Unless the HAL is configured to use a
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
275 separate interrupt stack this size must be sufficient to meet
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
276 the requirements of all interrupt handlers - these
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
277 requirements are cumulative if nested interrupted are
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
278 enabled. Depending on the target architecture, the stack size
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
279 typically has to be a multiple of eight or sixteen bytes.
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
280 This will be overridden where it is used if the
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
281 architectural HAL requires a minimum stack size
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
282 to handle interrupts correctly."
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
283 }
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
284
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
285 # ---------------------------------------------------------------------
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
286 # Thread-related miscellania.
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents: 76
diff changeset
287
76
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
288 cdl_option CYGNUM_KERNEL_MAX_SUSPEND_COUNT_ASSERT {
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
289 display "Maximal suspend count"
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
290 flavor data
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
291 default_value 500
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
292 description "
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
293 This option provides for an assertion that the count value for
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
294 counted thread suspends do not exceed set limits. This is to help
661
8db735631ddb * cdl/kernel.cdl: Update doc links.
jlarmour
parents: 549
diff changeset
295 with debugging, to allow a runaway loop, for example, to be
76
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
296 detected more easily.
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
297
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
298 If the option is not defined, no assert is included. Whether asserts
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
299 are themselves included depends on infrastructure configury in
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
300 infra.h"
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
301 }
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
302
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
303 cdl_option CYGNUM_KERNEL_MAX_COUNTED_WAKE_COUNT_ASSERT {
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
304 display "Maximal wake count"
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
305 flavor data
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
306 default_value 500
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
307 description "
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
308 This option provides for an assertion that the count value for
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
309 counted thread wakeups do not exceed set limits. This is to
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
310 help with debugging, to allow a runaaway loop, for example, to
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
311 be detected more easily.
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
312
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
313 If the option is not defined, no assert is included. Whether asserts
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
314 are themselves included depends on infrastructure configury in
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
315 infra.h"
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
316 }
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
317
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
318
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
319 #if CYGNUM_KERNEL_SCHED_PRIORITIES == 1
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
320 # define CYGIMP_IDLE_THREAD_YIELD
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
321 #endif
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
322 cdl_option CYGIMP_IDLE_THREAD_YIELD {
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
323 display "Idle thread must always yield"
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
324 calculated 1
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
325 active_if (CYGNUM_KERNEL_SCHED_PRIORITIES == 1)
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
326 description "
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
327 If the scheduler configuration only has a single priority
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
328 level, then the idle thread must yield each time around its loop."
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff changeset
329 }
143
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 115
diff changeset
330
661
8db735631ddb * cdl/kernel.cdl: Update doc links.
jlarmour
parents: 549
diff changeset
331 # EOF thread.cdl