ecos: packages/kernel/current/include/thread.inl annotate

annotate packages/kernel/current/include/thread.inl @ 2729:74dbf4c3f2e1 after-copyright-change-20090129

Update all copyright banners to reflect FSF ownership; fix and improve licence text.

author	jlarmour
date	Thu, 29 Jan 2009 17:47:46 +0000
parents	e19a7a6154d0
children

rev	line source
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	1 #ifndef CYGONCE_KERNEL_THREAD_INL
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	2 #define CYGONCE_KERNEL_THREAD_INL
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	3
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	4 //==========================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	5 //
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	6 // thread.inl
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	7 //
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	8 // Thread class inlines
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	9 //
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	10 //==========================================================================
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2613 diff changeset	11 // ####ECOSGPLCOPYRIGHTBEGIN####
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2613 diff changeset	12 // -------------------------------------------
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2613 diff changeset	13 // 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: 2613 diff changeset	14 // Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2008 Free Software Foundation, Inc.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	15 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2613 diff changeset	16 // 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: 2613 diff changeset	17 // 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: 2613 diff changeset	18 // 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: 2613 diff changeset	19 // version.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	20 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2613 diff changeset	21 // 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: 2613 diff changeset	22 // 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: 2613 diff changeset	23 // 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: 2613 diff changeset	24 // for more details.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	25 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2613 diff changeset	26 // 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: 2613 diff changeset	27 // 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: 2613 diff changeset	28 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	29 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2613 diff changeset	30 // 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: 2613 diff changeset	31 // 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: 2613 diff changeset	32 // 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: 2613 diff changeset	33 // 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: 2613 diff changeset	34 // 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: 2613 diff changeset	35 // 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: 2613 diff changeset	36 // General Public License v2.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	37 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2613 diff changeset	38 // 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: 2613 diff changeset	39 // 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: 2613 diff changeset	40 // -------------------------------------------
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2613 diff changeset	41 // ####ECOSGPLCOPYRIGHTEND####
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	42 //==========================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	43 //#####DESCRIPTIONBEGIN####
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	44 //
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	45 // Author(s): nickg
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	46 // Contributors: nickg
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	47 // Date: 1997-09-09
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	48 // Purpose: Define inlines for thread classes
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	49 // Description: Inline implementations of various member functions defined
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	50 // in various Thread classes.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	51 // Usage:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	52 // #include <cyg/kernel/thread.hxx>
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	53 // ...
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	54 // #include <cyg/kernel/thread.inl>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	55 // ...
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	56
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	57 //
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	58 //####DESCRIPTIONEND####
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	59 //
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	60 //==========================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	61
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	62 #include <cyg/kernel/thread.hxx>
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	63 #include <cyg/hal/hal_arch.h>
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	64
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	65 #include <cyg/kernel/clock.inl>
585 52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	66 #include <cyg/infra/diag.h>
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	67
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	68 #ifndef 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	69 #define CYGNUM_KERNEL_THREADS_STACK_CHECK_DATA_SIZE (0)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	70 #endif
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	71
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	72 //==========================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	73 // Inlines for Cyg_HardwareThread
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	74
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	75 // -------------------------------------------------------------------------
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	76 // get the size/base of this thread's stack
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	77
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	78 inline CYG_ADDRESS
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	79 Cyg_HardwareThread::get_stack_base()
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	80 {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	81 return stack_base - 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	82 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	83
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	84 inline cyg_uint32
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	85 Cyg_HardwareThread::get_stack_size()
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	86 {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	87 return stack_size + 2 * 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	88 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	89
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	90 // -------------------------------------------------------------------------
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	91 // Check the stack bounds of this thread:
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	92 #ifdef CYGFUN_KERNEL_THREADS_STACK_CHECKING
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	93 inline void Cyg_HardwareThread::check_stack(void)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	94 {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	95 cyg_uint32 sig = (cyg_uint32)this;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	96 cyg_uint32 base = (cyg_uint32 )get_stack_base();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	97 cyg_uint32 top = (cyg_uint32 )(stack_base + stack_size);
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	98 cyg_ucount32 i;
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	99
177 4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 160 diff changeset	100 CYG_INSTRUMENT_THREAD(CHECK_STACK, base, top );
4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 160 diff changeset	101
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	102 CYG_ASSERT( 0 == ((sizeof(CYG_WORD)-1) & (cyg_uint32)base), "stack base not word aligned" );
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	103 CYG_ASSERT( 0 == ((sizeof(CYG_WORD)-1) & (cyg_uint32)top), "stack top not word aligned" );
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	104
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	105 CYG_ASSERT( (cyg_uint32)stack_ptr > (cyg_uint32)stack_base,
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	106 "Stack_ptr below base" );
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	107 CYG_ASSERT( (cyg_uint32)stack_ptr <= ((cyg_uint32)stack_base + stack_size),
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	108 "Stack_ptr above top" );
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	109
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	110 for ( i = 0;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	111 i < CYGNUM_KERNEL_THREADS_STACK_CHECK_DATA_SIZE/sizeof(cyg_uint32);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	112 i++ ) {
585 52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	113 if ((sig ^ (i * 0x01010101)) != base[i]) {
2613 e19a7a6154d0 * include/thread.inl: Silence some warnings by assigning jlarmour parents: 1539 diff changeset	114 const char *reason = "Stack base corrupt";
585 52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	115 diag_printf("%s - i: %d\n", reason, i);
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	116 diag_dump_buf(base, CYGNUM_KERNEL_THREADS_STACK_CHECK_DATA_SIZE);
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	117 CYG_FAIL(reason);
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	118 }
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	119 if ((sig ^ (i * 0x10101010)) != top[i]) {
2613 e19a7a6154d0 * include/thread.inl: Silence some warnings by assigning jlarmour parents: 1539 diff changeset	120 const char *reason = "Stack top corrupt";
585 52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	121 diag_printf("%s - i: %d\n", reason, i);
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	122 diag_dump_buf(top, CYGNUM_KERNEL_THREADS_STACK_CHECK_DATA_SIZE);
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	123 CYG_FAIL(reason);
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	124 }
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	125 }
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	126
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	127 #ifdef CYGFUN_KERNEL_THREADS_STACK_LIMIT
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	128 // we won't have added check data above the stack limit if it hasn't
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	129 // been incremented
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	130 if (stack_limit != stack_base) {
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	131 CYG_ADDRESS limit = stack_limit;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	132 // the limit will be off by the check data size, so lets correct it
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	133 limit -= CYGNUM_KERNEL_THREADS_STACK_CHECK_DATA_SIZE;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	134
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	135 // determine base of check data by rounding up to nearest word aligned
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	136 // address if not already aligned
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	137 cyg_uint32 p = (cyg_uint32 )((limit + 3) & ~3);
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	138 // i.e. + sizeof(cyg_uint32)-1) & ~(sizeof(cyg_uint32)-1);
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	139
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	140 for ( i = 0;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	141 i < CYGNUM_KERNEL_THREADS_STACK_CHECK_DATA_SIZE/sizeof(cyg_uint32);
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	142 i++ ) {
585 52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	143 if ((sig ^ (i * 0x01010101)) != p[i]) {
2613 e19a7a6154d0 * include/thread.inl: Silence some warnings by assigning jlarmour parents: 1539 diff changeset	144 const char *reason = "Gap between stack limit and base corrupt";
585 52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	145 diag_printf("%s - i: %d\n", reason, i);
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	146 diag_dump_buf(p, CYGNUM_KERNEL_THREADS_STACK_CHECK_DATA_SIZE);
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	147 CYG_FAIL(reason);
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	148 }
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	149 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	150 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	151 #endif
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	152 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	153 #endif
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	154
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	155 // -------------------------------------------------------------------------
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	156 // Measure the stack usage of the thread
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	157 #ifdef CYGFUN_KERNEL_THREADS_STACK_MEASUREMENT
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	158 inline cyg_uint32 Cyg_HardwareThread::measure_stack_usage(void)
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	159 {
183 9160a8005d76 Merge from eCos master repository on 2001-09-12-03:52:30-BST jlarmour parents: 182 diff changeset	160 #ifdef CYGFUN_KERNEL_THREADS_STACK_LIMIT
9160a8005d76 Merge from eCos master repository on 2001-09-12-03:52:30-BST jlarmour parents: 182 diff changeset	161 CYG_WORD base = (CYG_WORD )stack_limit;
9160a8005d76 Merge from eCos master repository on 2001-09-12-03:52:30-BST jlarmour parents: 182 diff changeset	162 cyg_uint32 size = (stack_size - (stack_limit-stack_base))/sizeof(CYG_WORD);
9160a8005d76 Merge from eCos master repository on 2001-09-12-03:52:30-BST jlarmour parents: 182 diff changeset	163 #else
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	164 CYG_WORD base = (CYG_WORD )stack_base;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	165 cyg_uint32 size = stack_size/sizeof(CYG_WORD);
183 9160a8005d76 Merge from eCos master repository on 2001-09-12-03:52:30-BST jlarmour parents: 182 diff changeset	166 #endif
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	167 cyg_ucount32 i;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	168
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	169 // Work up the stack comparing with the preset value
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	170 // We assume the stack grows downwards, hmm...
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	171 for (i=0; i<size; i++) {
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	172 if (base[i] != 0xDEADBEEF)
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	173 break;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	174 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	175 return (size - i)*sizeof(CYG_WORD);
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	176 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	177 #endif
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	178
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	179 // -------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	180 // Attach a stack to this thread. If there is a HAL defined macro to
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	181 // do this, then we use that, otherwise assume a falling stack.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	182 inline void Cyg_HardwareThread::attach_stack(CYG_ADDRESS s_base, cyg_uint32 s_size)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	183 {
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	184 #ifdef CYGNUM_HAL_STACK_SIZE_MINIMUM
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	185 CYG_ASSERT( s_size >= CYGNUM_HAL_STACK_SIZE_MINIMUM,
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	186 "Stack size too small");
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	187 #endif
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	188
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	189 #ifdef CYGFUN_KERNEL_THREADS_STACK_CHECKING
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	190 {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	191 cyg_uint32 sig = (cyg_uint32)this;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	192 cyg_uint32 base = (cyg_uint32 )s_base;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	193 cyg_uint32 top = (cyg_uint32 )(s_base + s_size -
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	194 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	195
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	196 unsigned int i;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	197
177 4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 160 diff changeset	198 CYG_INSTRUMENT_THREAD(ATTACH_STACK, base, top );
4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 160 diff changeset	199
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 147 diff changeset	200 CYG_ASSERT( NULL != base, "stack base non-NULL" );
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	201 CYG_ASSERT( 0 == ((sizeof(CYG_WORD)-1) & (cyg_uint32)base), "stack base alignment" );
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	202 CYG_ASSERT( 0 == ((sizeof(CYG_WORD)-1) & (cyg_uint32)top), "stack top alignment" );
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	203
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	204 for ( i = 0;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	205 i < CYGNUM_KERNEL_THREADS_STACK_CHECK_DATA_SIZE/sizeof(cyg_uint32);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	206 i++ ) {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	207 base[i] = (sig ^ (i * 0x01010101));
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	208 top[i] = (sig ^ (i * 0x10101010));
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	209 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	210 // This check for overlap of the two signature areas also detects
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	211 // wrap round zero of the size in the unsigned subtraction below.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	212 CYG_ASSERT( &base[i] < &top[0], "Stack is so small size wrapped" );
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	213 // Use this 'i' expression to round correctly to whole words.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	214 s_base += i * sizeof(cyg_uint32);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	215 s_size -= i * sizeof(cyg_uint32) * 2;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	216 // This is a complete guess, the 256; the point is to assert early that
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	217 // this might go badly wrong. It would not detect wrap of unsigned size.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	218 CYG_ASSERT( s_size >= 256,
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	219 "Stack size too small after allocating checking buffer");
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	220 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	221 #endif
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	222 #ifdef CYGFUN_KERNEL_THREADS_STACK_MEASUREMENT
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	223 {
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	224 CYG_WORD base = (CYG_WORD )s_base;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	225 cyg_uint32 size = s_size/sizeof(CYG_WORD);
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	226 cyg_ucount32 i;
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	227
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	228 // initialize all of stack with known value - don't choose 0
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	229 // could do with pseudo value as above, but this way, checking
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	230 // is faster
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	231 for (i=0; i<size; i++) {
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	232 base[i] = 0xDEADBEEF;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	233 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	234 // Don't bother about the case when the stack isn't a multiple of
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	235 // CYG_WORD in size. Since it's at the top of the stack, it will
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	236 // almost certainly be overwritten the instant the thread starts
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	237 // anyway.
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	238 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	239 #endif
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	240 stack_base = s_base;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	241 stack_size = s_size;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	242 #ifdef CYGFUN_KERNEL_THREADS_STACK_LIMIT
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	243 stack_limit = s_base;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	244 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	245
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	246 #ifdef HAL_THREAD_ATTACH_STACK
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	247
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	248 HAL_THREAD_ATTACH_STACK(stack_ptr, stack_base, stack_size);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	249
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	250 #else
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	251
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	252 stack_ptr = stack_base + stack_size;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	253
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	254 #endif
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	255
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	256 #ifdef CYGFUN_KERNEL_THREADS_STACK_CHECKING
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	257 check_stack();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	258 #endif
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	259 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	260
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	261 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	262
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	263 inline Cyg_HardwareThread::Cyg_HardwareThread(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	264 cyg_thread_entry *e_point, // entry point function
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	265 CYG_ADDRWORD e_data, // entry data
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	266 cyg_ucount32 s_size, // stack size, 0 = use default
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	267 CYG_ADDRESS s_base // stack base, NULL = allocate
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	268 )
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	269 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	270 entry_point = e_point;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	271 entry_data = e_data;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	272 #ifdef CYGDBG_KERNEL_DEBUG_GDB_THREAD_SUPPORT
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	273 saved_context = 0;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	274 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	275
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	276 attach_stack( s_base, s_size );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	277 };
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	278
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	279 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	280
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	281 #ifdef CYGDBG_KERNEL_DEBUG_GDB_THREAD_SUPPORT
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	282
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	283 // Return the current saved state for this thread.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	284 inline HAL_SavedRegisters *Cyg_HardwareThread::get_saved_context()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	285 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	286 HAL_SavedRegisters *regs;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	287 if( saved_context != 0 ) regs = saved_context;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	288 else HAL_THREAD_GET_SAVED_REGISTERS( stack_ptr, regs );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	289 return regs;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	290 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	291
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	292 inline void Cyg_HardwareThread::set_saved_context(HAL_SavedRegisters *ctx)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	293 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	294 saved_context = ctx;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	295 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	296
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	297 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	298
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	299 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	300 // (declare this inline before its first use)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	301
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	302 inline cyg_uint16 Cyg_Thread::get_unique_id()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	303 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	304 return unique_id;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	305 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	306
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	307 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	308 // Initialize the context of this thread.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	309
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	310 inline void Cyg_HardwareThread::init_context(Cyg_Thread *thread)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	311 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	312 #ifdef CYGPKG_INFRA_DEBUG
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	313 cyg_uint32 threadid = thread->get_unique_id()*0x01010000;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	314 #else
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	315 cyg_uint32 threadid = 0x11110000;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	316 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	317 HAL_THREAD_INIT_CONTEXT( stack_ptr, thread, thread_entry, threadid );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	318 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	319
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	320
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	321
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	322 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	323 // Save current thread's context and load that of the given next thread.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	324 // This function is only really here for completeness, the
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	325 // kernel generally calls the HAL macros directly.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	326
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	327 inline void Cyg_HardwareThread::switch_context(Cyg_HardwareThread *next)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	328 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	329 HAL_THREAD_SWITCH_CONTEXT( &stack_ptr, &next->stack_ptr );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	330 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	331
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	332 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	333 // Get and set entry_data.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	334
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	335 inline void Cyg_HardwareThread::set_entry_data( CYG_ADDRWORD data )
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	336 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	337 entry_data = data;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	338 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	339
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	340 inline CYG_ADDRWORD Cyg_HardwareThread::get_entry_data()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	341 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	342 return entry_data;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	343 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	344
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	345 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	346 // Allocate some memory at the lower end of the stack
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	347 // by moving the stack limit pointer.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	348
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	349 #ifdef CYGFUN_KERNEL_THREADS_STACK_LIMIT
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	350
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	351 #ifndef CYGFUN_KERNEL_THREADS_STACK_CHECKING
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	352 // if stack checking, implementation is in thread.cxx
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	353 inline void *Cyg_HardwareThread::increment_stack_limit( cyg_ucount32 size )
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	354 {
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	355 void ret = (void )stack_limit;
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	356 stack_limit += size;
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	357 return ret;
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	358 }
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	359 #endif
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	360
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	361 inline CYG_ADDRESS
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	362 Cyg_HardwareThread::get_stack_limit()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	363 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	364 return stack_limit;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	365 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	366
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	367 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	368
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	369 //==========================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	370 // Inlines for Cyg_Thread class
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	371
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	372 inline Cyg_Thread *Cyg_Thread::self()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	373 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	374 return Cyg_Scheduler::get_current_thread();
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	375 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	376
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	377 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	378
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	379 inline void Cyg_Thread::yield()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	380 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	381 self()->Cyg_SchedThread::yield();
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	382 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	383
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	384 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	385
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	386 inline void
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	387 Cyg_Thread::rotate_queue( cyg_priority pri )
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	388 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	389 self()->Cyg_SchedThread::rotate_queue( pri );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	390 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	391
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	392 // -------------------------------------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	393
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	394 inline void
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	395 Cyg_Thread::to_queue_head( void )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	396 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	397 this->Cyg_SchedThread::to_queue_head();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	398 }
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	399
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	400 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	401
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	402 #ifdef CYGIMP_THREAD_PRIORITY
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	403
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	404 inline cyg_priority Cyg_Thread::get_priority()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	405 {
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 66 diff changeset	406 #ifdef CYGSEM_KERNEL_SYNCH_MUTEX_PRIORITY_INVERSION_PROTOCOL_SIMPLE
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	407
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	408 // If we have an inherited priority, return our original
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	409 // priority rather than the current one.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	410
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	411 if( priority_inherited ) return original_priority;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	412
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	413 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	414
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	415 return priority;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	416 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	417
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	418 // Return the actual dispatching priority of the thread
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	419 // regardless of inheritance or scheduling concerns.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	420 inline cyg_priority Cyg_Thread::get_current_priority()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	421 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	422 return priority;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	423 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	424
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	425 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	426
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	427 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	428
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	429 inline void Cyg_Thread::set_sleep_reason( cyg_reason reason)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	430 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	431 self()->sleep_reason = reason;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	432 self()->wake_reason = NONE;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	433 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	434
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	435 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	436
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	437 inline Cyg_Thread::cyg_reason Cyg_Thread::get_sleep_reason()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	438 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	439 return sleep_reason;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	440 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	441
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	442 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	443
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	444 inline void Cyg_Thread::set_wake_reason( cyg_reason reason )
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	445 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	446 sleep_reason = NONE;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	447 wake_reason = reason;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	448 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	449
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	450 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	451
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	452 inline Cyg_Thread::cyg_reason Cyg_Thread::get_wake_reason()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	453 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	454 return wake_reason;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	455 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	456
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	457 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	458
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	459 inline void Cyg_Thread::set_timer(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	460 cyg_tick_count trigger,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	461 cyg_reason reason
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	462 )
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	463 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	464 #ifdef CYGFUN_KERNEL_THREADS_TIMER
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	465 self()->sleep_reason = reason;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	466 self()->wake_reason = NONE;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	467 self()->timer.initialize( trigger);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	468 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	469 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	470
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	471 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	472
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	473 inline void Cyg_Thread::clear_timer()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	474 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	475 #ifdef CYGFUN_KERNEL_THREADS_TIMER
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	476 self()->timer.disable();
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	477 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	478 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	479
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	480 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	481
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	482 #ifdef CYGVAR_KERNEL_THREADS_DATA
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	483
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	484 inline CYG_ADDRWORD Cyg_Thread::get_data( Cyg_Thread::cyg_data_index index )
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	485 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	486 CYG_ASSERT( index < CYGNUM_KERNEL_THREADS_DATA_MAX,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	487 "Per thread data index out of bounds");
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	488 CYG_ASSERT( (thread_data_map & (1<<index)) == 0,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	489 "Unallocated index used");
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	490
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	491 return self()->thread_data[index];
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	492 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	493
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	494 inline CYG_ADDRWORD *Cyg_Thread::get_data_ptr( Cyg_Thread::cyg_data_index index )
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	495 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	496 CYG_ASSERT( index < CYGNUM_KERNEL_THREADS_DATA_MAX,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	497 "Per thread data index out of bounds");
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	498 CYG_ASSERT( (thread_data_map & (1<<index)) == 0,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	499 "Unallocated index used");
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	500
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	501 return &(self()->thread_data[index]);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	502 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	503
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	504 inline void Cyg_Thread::set_data( Cyg_Thread::cyg_data_index index,
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	505 CYG_ADDRWORD data )
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	506 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	507 CYG_ASSERT( index < CYGNUM_KERNEL_THREADS_DATA_MAX,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	508 "Per thread data index out of bounds");
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	509 CYG_ASSERT( (thread_data_map & (1<<index)) == 0,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	510 "Unallocated index used");
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	511
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	512 thread_data[index] = data;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	513 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	514
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	515 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	516
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	517 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	518
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	519 #ifdef CYGVAR_KERNEL_THREADS_NAME
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	520
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	521 inline char *Cyg_Thread::get_name()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	522 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	523 return name;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	524 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	525
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	526 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	527
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	528 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	529
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	530 #ifdef CYGVAR_KERNEL_THREADS_LIST
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	531
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	532 inline Cyg_Thread *Cyg_Thread::get_list_head()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	533 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	534 return thread_list?thread_list->list_next:0;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	535 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	536
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	537 inline Cyg_Thread *Cyg_Thread::get_list_next()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	538 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	539 return (this==thread_list)?0:list_next;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	540 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	541
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	542 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	543
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	544
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	545 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	546
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	547 #ifdef CYGPKG_KERNEL_EXCEPTIONS
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	548
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	549 inline void Cyg_Thread::register_exception(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	550 cyg_code exception_number, // exception number
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	551 cyg_exception_handler handler, // handler function
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	552 CYG_ADDRWORD data, // data argument
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	553 cyg_exception_handler **old_handler, // handler function
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	554 CYG_ADDRWORD *old_data // data argument
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	555 )
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	556 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	557 self()->exception_control.register_exception(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	558 exception_number,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	559 handler,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	560 data,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	561 old_handler,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	562 old_data
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	563 );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	564 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	565
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	566 inline void Cyg_Thread::deregister_exception(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	567 cyg_code exception_number // exception number
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	568 )
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	569 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	570 self()->exception_control.deregister_exception(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	571 exception_number
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	572 );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	573 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	574
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	575 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	576
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	577 //==========================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	578 // Inlines for Cyg_ThreadTimer class
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	579
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	580 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	581 #if defined(CYGFUN_KERNEL_THREADS_TIMER) && defined(CYGVAR_KERNEL_COUNTERS_CLOCK)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	582
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	583 inline Cyg_ThreadTimer::Cyg_ThreadTimer(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	584 Cyg_Thread *th
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	585 )
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	586 : Cyg_Alarm(Cyg_Clock::real_time_clock,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	587 &alarm,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	588 CYG_ADDRWORD(this)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	589 )
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	590 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	591 thread = th;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	592 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	593
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	594 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	595
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	596 //==========================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	597 // Inlines for Cyg_ThreadQueue class
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	598
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	599
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	600 inline void Cyg_ThreadQueue::enqueue(Cyg_Thread *thread)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	601 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	602 Cyg_ThreadQueue_Implementation::enqueue(thread);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	603 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	604
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	605 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	606
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	607 inline Cyg_Thread *Cyg_ThreadQueue::highpri()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	608 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	609 return Cyg_ThreadQueue_Implementation::highpri();
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	610 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	611
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	612 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	613
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	614 inline Cyg_Thread *Cyg_ThreadQueue::dequeue()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	615 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	616 return Cyg_ThreadQueue_Implementation::dequeue();
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	617 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	618
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	619 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	620
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	621 inline void Cyg_ThreadQueue::remove(Cyg_Thread *thread)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	622 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	623 Cyg_ThreadQueue_Implementation::remove(thread);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	624 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	625
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	626 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	627
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	628 inline cyg_bool Cyg_ThreadQueue::empty()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	629 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	630 return Cyg_ThreadQueue_Implementation::empty();
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	631 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	632
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	633 // -------------------------------------------------------------------------
1539 57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	634
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	635 #ifdef CYGPKG_KERNEL_THREADS_DESTRUCTORS
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	636
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	637 #ifndef CYGSEM_KERNEL_THREADS_DESTRUCTORS_PER_THREAD
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	638 # include <cyg/kernel/sched.inl>
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	639 #endif
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	640
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	641 // Add and remove destructors. Returns true on success, false on failure.
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	642 inline cyg_bool
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	643 Cyg_Thread::add_destructor( destructor_fn fn, CYG_ADDRWORD data )
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	644 {
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	645 cyg_ucount16 i;
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	646 #ifndef CYGSEM_KERNEL_THREADS_DESTRUCTORS_PER_THREAD
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	647 Cyg_Scheduler::lock();
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	648 #endif
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	649 for (i=0; i<CYGNUM_KERNEL_THREADS_DESTRUCTORS; i++) {
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	650 if (NULL == destructors[i].fn) {
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	651 destructors[i].data = data;
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	652 destructors[i].fn = fn;
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	653 #ifndef CYGSEM_KERNEL_THREADS_DESTRUCTORS_PER_THREAD
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	654 Cyg_Scheduler::unlock();
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	655 #endif
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	656 return true;
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	657 }
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	658 }
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	659 #ifndef CYGSEM_KERNEL_THREADS_DESTRUCTORS_PER_THREAD
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	660 Cyg_Scheduler::unlock();
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	661 #endif
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	662 return false;
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	663 }
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	664
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	665 inline cyg_bool
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	666 Cyg_Thread::rem_destructor( destructor_fn fn, CYG_ADDRWORD data )
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	667 {
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	668 cyg_ucount16 i;
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	669 #ifndef CYGSEM_KERNEL_THREADS_DESTRUCTORS_PER_THREAD
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	670 Cyg_Scheduler::lock();
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	671 #endif
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	672 for (i=0; i<CYGNUM_KERNEL_THREADS_DESTRUCTORS; i++) {
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	673 if (destructors[i].fn == fn && destructors[i].data == data) {
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	674 destructors[i].fn = NULL;
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	675 #ifndef CYGSEM_KERNEL_THREADS_DESTRUCTORS_PER_THREAD
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	676 Cyg_Scheduler::unlock();
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	677 #endif
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	678 return true;
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	679 }
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	680 }
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	681 #ifndef CYGSEM_KERNEL_THREADS_DESTRUCTORS_PER_THREAD
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	682 Cyg_Scheduler::unlock();
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	683 #endif
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	684 return false;
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	685 }
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	686 #endif
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	687
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	688 // -------------------------------------------------------------------------
57cebf53b527 * include/kapi.h: Add throw specifications throughout. jlarmour parents: 585 diff changeset	689
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	690 #endif // ifndef CYGONCE_KERNEL_THREAD_INL
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	691 // EOF thread.inl

Mercurial > ecos

annotate packages/kernel/current/include/thread.inl @ 2729:74dbf4c3f2e1 after-copyright-change-20090129