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

annotate packages/kernel/current/include/thread.inl @ 208:e0c0827131d1 ecos

Merge from eCos master repository on 2002-05-20-20:11:54-BST

author	jlarmour
date	Mon, 20 May 2002 22:19:26 +0000
parents	9160a8005d76
children	d2c90368aeef

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 //==========================================================================
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	11 //####ECOSGPLCOPYRIGHTBEGIN####
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	12 // -------------------------------------------
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	13 // This file is part of eCos, the Embedded Configurable Operating System.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	14 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	15 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	16 // eCos is free software; you can redistribute it and/or modify it under
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	17 // the terms of the GNU General Public License as published by the Free
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	18 // Software Foundation; either version 2 or (at your option) any later version.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	19 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	20 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	21 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	22 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	23 // for more details.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	24 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	25 // You should have received a copy of the GNU General Public License along
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	26 // with eCos; if not, write to the Free Software Foundation, Inc.,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	27 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	28 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	29 // As a special exception, if other files instantiate templates or use macros
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	30 // or inline functions from this file, or you compile this file and link it
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	31 // with other works to produce a work based on this file, this file does not
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	32 // by itself cause the resulting work to be covered by the GNU General Public
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	33 // License. However the source code for this file must still be made available
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	34 // in accordance with section (3) of the GNU General Public License.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	35 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	36 // This exception does not invalidate any other reasons why a work based on
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	37 // this file might be covered by the GNU General Public License.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	38 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	39 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	40 // at http://sources.redhat.com/ecos/ecos-license
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	41 // -------------------------------------------
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	42 //####ECOSGPLCOPYRIGHTEND####
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	43 //==========================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	44 //#####DESCRIPTIONBEGIN####
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	45 //
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	46 // Author(s): nickg
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	47 // Contributors: nickg
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	48 // Date: 1997-09-09
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	49 // Purpose: Define inlines for thread classes
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	50 // Description: Inline implementations of various member functions defined
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	51 // in various Thread classes.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	52 // Usage:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	53 // #include <cyg/kernel/thread.hxx>
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	54 // ...
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	55 // #include <cyg/kernel/thread.inl>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	56 // ...
0 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 //
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	59 //####DESCRIPTIONEND####
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	63 #include <cyg/kernel/thread.hxx>
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	64 #include <cyg/hal/hal_arch.h>
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	65
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	66 #include <cyg/kernel/clock.inl>
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++ ) {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	113 CYG_ASSERT( (sig ^ (i * 0x01010101)) == base[i], "Stack base corrupt" );
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	114 CYG_ASSERT( (sig ^ (i * 0x10101010)) == top[i], "Stack top corrupt" );
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	115 }
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	116
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	117 #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	118 // 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	119 // been incremented
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	120 if (stack_limit != stack_base) {
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	121 CYG_ADDRESS limit = stack_limit;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	122 // 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	123 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	124
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	125 // 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	126 // address if not already aligned
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	127 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	128 // 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	129
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	130 for ( i = 0;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	131 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	132 i++ ) {
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	133 CYG_ASSERT( (sig ^ (i * 0x01010101)) == p[i],
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	134 "Gap between stack limit and base corrupt" );
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	135 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	136 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	137 #endif
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	138 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	139 #endif
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	140
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	141 // -------------------------------------------------------------------------
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	142 // 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	143 #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	144 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	145 {
183 9160a8005d76 Merge from eCos master repository on 2001-09-12-03:52:30-BST jlarmour parents: 182 diff changeset	146 #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	147 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	148 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	149 #else
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	150 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	151 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	152 #endif
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	153 cyg_ucount32 i;
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 // 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	156 // 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	157 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	158 if (base[i] != 0xDEADBEEF)
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	159 break;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	160 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	161 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	162 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	163 #endif
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	164
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	165 // -------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	166 // 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	167 // do this, then we use that, otherwise assume a falling stack.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	168 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	169 {
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	170 #ifdef CYGNUM_HAL_STACK_SIZE_MINIMUM
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	171 CYG_ASSERT( s_size >= CYGNUM_HAL_STACK_SIZE_MINIMUM,
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	172 "Stack size too small");
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	173 #endif
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	174
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	175 #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	176 {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	177 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	178 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	179 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	180 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	181
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	182 unsigned int i;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	183
177 4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 160 diff changeset	184 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	185
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 147 diff changeset	186 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	187 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	188 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	189
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	190 for ( i = 0;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	191 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	192 i++ ) {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	193 base[i] = (sig ^ (i * 0x01010101));
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	194 top[i] = (sig ^ (i * 0x10101010));
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 // 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	197 // 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	198 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	199 // 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	200 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	201 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	202 // 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	203 // 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	204 CYG_ASSERT( s_size >= 256,
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	205 "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	206 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	207 #endif
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	208 #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	209 {
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	210 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	211 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	212 cyg_ucount32 i;
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	213
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	214 // 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	215 // 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	216 // is faster
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	217 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	218 base[i] = 0xDEADBEEF;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	219 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	220 // 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	221 // 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	222 // 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	223 // anyway.
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	224 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	225 #endif
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	226 stack_base = s_base;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	227 stack_size = s_size;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	228 #ifdef CYGFUN_KERNEL_THREADS_STACK_LIMIT
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	229 stack_limit = s_base;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	230 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	231
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	232 #ifdef HAL_THREAD_ATTACH_STACK
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	233
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	234 HAL_THREAD_ATTACH_STACK(stack_ptr, stack_base, stack_size);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	235
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	236 #else
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	237
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	238 stack_ptr = stack_base + stack_size;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	239
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	240 #endif
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	241
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	242 #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	243 check_stack();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	244 #endif
0 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
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	249 inline Cyg_HardwareThread::Cyg_HardwareThread(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	250 cyg_thread_entry *e_point, // entry point function
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	251 CYG_ADDRWORD e_data, // entry data
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	252 cyg_ucount32 s_size, // stack size, 0 = use default
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	253 CYG_ADDRESS s_base // stack base, NULL = allocate
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	254 )
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	255 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	256 entry_point = e_point;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	257 entry_data = e_data;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	258 #ifdef CYGDBG_KERNEL_DEBUG_GDB_THREAD_SUPPORT
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	259 saved_context = 0;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	260 #endif
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 attach_stack( s_base, s_size );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	263 };
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	264
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	265 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	266
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	267 #ifdef CYGDBG_KERNEL_DEBUG_GDB_THREAD_SUPPORT
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 // Return the current saved state for this thread.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	270 inline HAL_SavedRegisters *Cyg_HardwareThread::get_saved_context()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	271 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	272 HAL_SavedRegisters *regs;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	273 if( saved_context != 0 ) regs = saved_context;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	274 else HAL_THREAD_GET_SAVED_REGISTERS( stack_ptr, regs );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	275 return regs;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	276 }
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 inline void Cyg_HardwareThread::set_saved_context(HAL_SavedRegisters *ctx)
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 saved_context = ctx;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	281 }
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 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	284
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 // (declare this inline before its first use)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	287
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	288 inline cyg_uint16 Cyg_Thread::get_unique_id()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	289 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	290 return unique_id;
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
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 // Initialize the context of this thread.
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 inline void Cyg_HardwareThread::init_context(Cyg_Thread *thread)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	297 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	298 #ifdef CYGPKG_INFRA_DEBUG
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	299 cyg_uint32 threadid = thread->get_unique_id()*0x01010000;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	300 #else
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	301 cyg_uint32 threadid = 0x11110000;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	302 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	303 HAL_THREAD_INIT_CONTEXT( stack_ptr, thread, thread_entry, threadid );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	304 }
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 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	309 // 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	310 // This function is only really here for completeness, the
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	311 // kernel generally calls the HAL macros directly.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	312
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	313 inline void Cyg_HardwareThread::switch_context(Cyg_HardwareThread *next)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	314 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	315 HAL_THREAD_SWITCH_CONTEXT( &stack_ptr, &next->stack_ptr );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	316 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	317
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 // Get and set entry_data.
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 inline void Cyg_HardwareThread::set_entry_data( CYG_ADDRWORD data )
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 entry_data = data;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	324 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	325
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	326 inline CYG_ADDRWORD Cyg_HardwareThread::get_entry_data()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	327 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	328 return entry_data;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	329 }
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 // Allocate some memory at the lower end of the stack
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	333 // by moving the stack limit pointer.
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 #ifdef CYGFUN_KERNEL_THREADS_STACK_LIMIT
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	336
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	337 #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	338 // 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	339 inline void *Cyg_HardwareThread::increment_stack_limit( cyg_ucount32 size )
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	340 {
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	341 void ret = (void )stack_limit;
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	342 stack_limit += size;
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	343 return ret;
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	344 }
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	345 #endif
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	346
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	347 inline CYG_ADDRESS
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	348 Cyg_HardwareThread::get_stack_limit()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	349 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	350 return stack_limit;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	351 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	352
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	353 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	354
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	355 //==========================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	356 // Inlines for Cyg_Thread class
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	357
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	358 inline Cyg_Thread *Cyg_Thread::self()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	359 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	360 return Cyg_Scheduler::get_current_thread();
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	361 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	362
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	365 inline void Cyg_Thread::yield()
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 self()->Cyg_SchedThread::yield();
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 // -------------------------------------------------------------------------
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 void
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	373 Cyg_Thread::rotate_queue( cyg_priority pri )
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	374 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	375 self()->Cyg_SchedThread::rotate_queue( pri );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	376 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	377
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	378 // -------------------------------------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	379
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	380 inline void
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	381 Cyg_Thread::to_queue_head( void )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	382 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	383 this->Cyg_SchedThread::to_queue_head();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	384 }
0 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 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	387
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	388 #ifdef CYGIMP_THREAD_PRIORITY
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	389
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	390 inline cyg_priority Cyg_Thread::get_priority()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	391 {
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 66 diff changeset	392 #ifdef CYGSEM_KERNEL_SYNCH_MUTEX_PRIORITY_INVERSION_PROTOCOL_SIMPLE
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	393
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	394 // If we have an inherited priority, return our original
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	395 // priority rather than the current one.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	396
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	397 if( priority_inherited ) return original_priority;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	398
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	399 #endif
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 return priority;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	402 }
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 // Return the actual dispatching priority of the thread
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	405 // regardless of inheritance or scheduling concerns.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	406 inline cyg_priority Cyg_Thread::get_current_priority()
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 return priority;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	409 }
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 #endif
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 // -------------------------------------------------------------------------
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 inline void Cyg_Thread::set_sleep_reason( cyg_reason reason)
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 self()->sleep_reason = reason;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	418 self()->wake_reason = NONE;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	419 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	420
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	423 inline Cyg_Thread::cyg_reason Cyg_Thread::get_sleep_reason()
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 return sleep_reason;
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	430 inline void Cyg_Thread::set_wake_reason( cyg_reason reason )
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	431 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	432 sleep_reason = NONE;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	433 wake_reason = reason;
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	438 inline Cyg_Thread::cyg_reason Cyg_Thread::get_wake_reason()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	439 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	440 return wake_reason;
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	445 inline void Cyg_Thread::set_timer(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	446 cyg_tick_count trigger,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	447 cyg_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 #ifdef CYGFUN_KERNEL_THREADS_TIMER
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	451 self()->sleep_reason = reason;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	452 self()->wake_reason = NONE;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	453 self()->timer.initialize( trigger);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	454 #endif
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::clear_timer()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	460 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	461 #ifdef CYGFUN_KERNEL_THREADS_TIMER
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	462 self()->timer.disable();
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	463 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	464 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	465
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	466 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	467
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	468 #ifdef CYGVAR_KERNEL_THREADS_DATA
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	469
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	470 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	471 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	472 CYG_ASSERT( index < CYGNUM_KERNEL_THREADS_DATA_MAX,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	473 "Per thread data index out of bounds");
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	474 CYG_ASSERT( (thread_data_map & (1<<index)) == 0,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	475 "Unallocated index used");
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	476
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	477 return self()->thread_data[index];
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
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	480 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	481 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	482 CYG_ASSERT( index < CYGNUM_KERNEL_THREADS_DATA_MAX,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	483 "Per thread data index out of bounds");
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	484 CYG_ASSERT( (thread_data_map & (1<<index)) == 0,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	485 "Unallocated index used");
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	486
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	487 return &(self()->thread_data[index]);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	488 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	489
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	490 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	491 CYG_ADDRWORD data )
0 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 CYG_ASSERT( index < CYGNUM_KERNEL_THREADS_DATA_MAX,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	494 "Per thread data index out of bounds");
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	495 CYG_ASSERT( (thread_data_map & (1<<index)) == 0,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	496 "Unallocated index used");
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	497
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	498 thread_data[index] = data;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	499 }
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 #endif
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 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	504
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	505 #ifdef CYGPKG_KERNEL_THREADS_DESTRUCTORS
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	506
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	507 // Add and remove destructors. Returns true on success, false on failure.
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	508 inline cyg_bool
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	509 Cyg_Thread::add_destructor( destructor_fn fn, CYG_ADDRWORD data )
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	510 {
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	511 cyg_ucount16 i;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	512 Cyg_Scheduler::lock();
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	513 for (i=0; i<CYGNUM_KERNEL_THREADS_DESTRUCTORS; i++) {
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	514 if (NULL == destructors[i].fn) {
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	515 destructors[i].data = data;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	516 destructors[i].fn = fn;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	517 Cyg_Scheduler::unlock();
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	518 return true;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	519 }
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	520 }
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	521 Cyg_Scheduler::unlock();
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	522 return false;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	523 }
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	524
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	525 inline cyg_bool
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	526 Cyg_Thread::rem_destructor( destructor_fn fn, CYG_ADDRWORD data )
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	527 {
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	528 cyg_ucount16 i;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	529 Cyg_Scheduler::lock();
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	530 for (i=0; i<CYGNUM_KERNEL_THREADS_DESTRUCTORS; i++) {
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	531 if (destructors[i].fn == fn && destructors[i].data == data) {
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	532 destructors[i].fn = NULL;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	533 Cyg_Scheduler::unlock();
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	534 return true;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	535 }
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	536 }
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	537 Cyg_Scheduler::unlock();
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	538 return false;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	539 }
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	540
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	541 #endif
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	542
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	543 // -------------------------------------------------------------------------
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	544
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	545 #ifdef CYGVAR_KERNEL_THREADS_NAME
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 inline char *Cyg_Thread::get_name()
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 return name;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	550 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	551
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	552 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	553
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	554 // -------------------------------------------------------------------------
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 #ifdef CYGVAR_KERNEL_THREADS_LIST
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	557
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	558 inline Cyg_Thread *Cyg_Thread::get_list_head()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	559 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	560 return thread_list?thread_list->list_next:0;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	561 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	562
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	563 inline Cyg_Thread *Cyg_Thread::get_list_next()
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 return (this==thread_list)?0:list_next;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	566 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	567
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	568 #endif
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	571 // -------------------------------------------------------------------------
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 #ifdef CYGPKG_KERNEL_EXCEPTIONS
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 inline void Cyg_Thread::register_exception(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	576 cyg_code exception_number, // exception number
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	577 cyg_exception_handler handler, // handler function
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	578 CYG_ADDRWORD data, // data argument
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	579 cyg_exception_handler **old_handler, // handler function
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	580 CYG_ADDRWORD *old_data // data argument
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	581 )
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 self()->exception_control.register_exception(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	584 exception_number,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	585 handler,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	586 data,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	587 old_handler,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	588 old_data
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	592 inline void Cyg_Thread::deregister_exception(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	593 cyg_code exception_number // exception number
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	594 )
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 self()->exception_control.deregister_exception(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	597 exception_number
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	601 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	602
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 // Inlines for Cyg_ThreadTimer class
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 #if defined(CYGFUN_KERNEL_THREADS_TIMER) && defined(CYGVAR_KERNEL_COUNTERS_CLOCK)
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 inline Cyg_ThreadTimer::Cyg_ThreadTimer(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	610 Cyg_Thread *th
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 : Cyg_Alarm(Cyg_Clock::real_time_clock,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	613 &alarm,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	614 CYG_ADDRWORD(this)
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 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	617 thread = th;
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 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	621
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 // Inlines for Cyg_ThreadQueue class
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 inline void Cyg_ThreadQueue::enqueue(Cyg_Thread *thread)
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 Cyg_ThreadQueue_Implementation::enqueue(thread);
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
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 inline Cyg_Thread *Cyg_ThreadQueue::highpri()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	634 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	635 return Cyg_ThreadQueue_Implementation::highpri();
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	636 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	637
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	638 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	639
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	640 inline Cyg_Thread *Cyg_ThreadQueue::dequeue()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	641 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	642 return Cyg_ThreadQueue_Implementation::dequeue();
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	643 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	644
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	645 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	646
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	647 inline void Cyg_ThreadQueue::remove(Cyg_Thread *thread)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	648 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	649 Cyg_ThreadQueue_Implementation::remove(thread);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	650 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	651
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	652 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	653
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	654 inline cyg_bool Cyg_ThreadQueue::empty()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	655 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	656 return Cyg_ThreadQueue_Implementation::empty();
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	657 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	658
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	659 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	660 #endif // ifndef CYGONCE_KERNEL_THREAD_INL
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	661 // EOF thread.inl

Mercurial > ecos

annotate packages/kernel/current/include/thread.inl @ 208:e0c0827131d1 ecos