flash_v2: packages/kernel/current/include/thread.inl annotate

annotate packages/kernel/current/include/thread.inl @ 154:e2d866e32dac

Merge from eCos master repository on 2001-02-26-23:18:05-GMT

author	jlarmour
date	Tue, 27 Feb 2001 01:21:45 +0000
parents	d397fc472bcf
children	0d0f03f76f6a

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 //==========================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	11 //####COPYRIGHTBEGIN####
64 c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 2 diff changeset	12 //
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 2 diff changeset	13 // -------------------------------------------
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 2 diff changeset	14 // The contents of this file are subject to the Red Hat eCos Public License
66 bf00f99aec69 Merge from eCos master repository on 2000-02-02-19:16:44-GMT jlarmour parents: 64 diff changeset	15 // Version 1.1 (the "License"); you may not use this file except in
64 c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 2 diff changeset	16 // compliance with the License. You may obtain a copy of the License at
66 bf00f99aec69 Merge from eCos master repository on 2000-02-02-19:16:44-GMT jlarmour parents: 64 diff changeset	17 // http://www.redhat.com/
64 c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 2 diff changeset	18 //
66 bf00f99aec69 Merge from eCos master repository on 2000-02-02-19:16:44-GMT jlarmour parents: 64 diff changeset	19 // Software distributed under the License is distributed on an "AS IS"
64 c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 2 diff changeset	20 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 2 diff changeset	21 // License for the specific language governing rights and limitations under
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 2 diff changeset	22 // the License.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 2 diff changeset	23 //
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 2 diff changeset	24 // The Original Code is eCos - Embedded Configurable Operating System,
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 2 diff changeset	25 // released September 30, 1998.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 2 diff changeset	26 //
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 2 diff changeset	27 // The Initial Developer of the Original Code is Red Hat.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 2 diff changeset	28 // Portions created by Red Hat are
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 2 diff changeset	29 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 2 diff changeset	30 // All Rights Reserved.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 2 diff changeset	31 // -------------------------------------------
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 2 diff changeset	32 //
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	33 //####COPYRIGHTEND####
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	34 //==========================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	35 //#####DESCRIPTIONBEGIN####
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	36 //
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	37 // Author(s): nickg
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	38 // Contributors: nickg
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	39 // Date: 1997-09-09
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	40 // Purpose: Define inlines for thread classes
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	41 // Description: Inline implementations of various member functions defined
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	42 // in various Thread classes.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	43 // Usage:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	44 // #include <cyg/kernel/thread.hxx>
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 // #include <cyg/kernel/thread.inl>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	47 // ...
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	48
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	49 //
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	50 //####DESCRIPTIONEND####
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	51 //
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	52 //==========================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	53
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	54 #include <cyg/kernel/thread.hxx>
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	55 #include <cyg/hal/hal_arch.h>
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 #include <cyg/kernel/clock.inl>
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	58
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	59 #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	60 #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	61 #endif
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	62
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	63 //==========================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	64 // Inlines for Cyg_HardwareThread
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 // -------------------------------------------------------------------------
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	67 // 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	68
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	69 inline CYG_ADDRESS
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	70 Cyg_HardwareThread::get_stack_base()
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	71 {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	72 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	73 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	74
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	75 inline cyg_uint32
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	76 Cyg_HardwareThread::get_stack_size()
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 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	79 }
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 // -------------------------------------------------------------------------
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	82 // 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	83 #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	84 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	85 {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	86 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	87 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	88 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	89 cyg_ucount32 i;
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	90
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	91 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	92 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	93
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	94 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	95 "Stack_ptr below base" );
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	96 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	97 "Stack_ptr above top" );
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	98
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	99 for ( i = 0;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	100 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	101 i++ ) {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	102 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	103 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	104 }
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	105
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	106 #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	107 // 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	108 // been incremented
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	109 if (stack_limit != stack_base) {
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	110 CYG_ADDRESS limit = stack_limit;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	111 // 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	112 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	113
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	114 // 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	115 // address if not already aligned
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	116 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	117 // 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	118
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	119 for ( i = 0;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	120 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	121 i++ ) {
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	122 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	123 "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	124 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	125 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	126 #endif
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	127 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	128 #endif
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 // -------------------------------------------------------------------------
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	131 // 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	132 #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	133 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	134 {
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	135 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	136 cyg_uint32 size = stack_size/sizeof(CYG_WORD);
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	137 cyg_ucount32 i;
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 // 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	140 // 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	141 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	142 if (base[i] != 0xDEADBEEF)
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	143 break;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	144 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	145 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	146 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	147 #endif
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	148
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	149 // -------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	150 // 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	151 // do this, then we use that, otherwise assume a falling stack.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	152 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	153 {
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	154 #ifdef CYGNUM_HAL_STACK_SIZE_MINIMUM
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	155 CYG_ASSERT( s_size >= CYGNUM_HAL_STACK_SIZE_MINIMUM,
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	156 "Stack size too small");
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	157 #endif
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	158
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	159 #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	160 {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	161 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	162 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	163 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	164 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	165
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	166 unsigned int i;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	167
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 147 diff changeset	168 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	169 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	170 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	171
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	172 for ( i = 0;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	173 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	174 i++ ) {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	175 base[i] = (sig ^ (i * 0x01010101));
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	176 top[i] = (sig ^ (i * 0x10101010));
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	177 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	178 // 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	179 // 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	180 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	181 // 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	182 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	183 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	184 // 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	185 // 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	186 CYG_ASSERT( s_size >= 256,
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	187 "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	188 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	189 #endif
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	190 #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	191 {
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	192 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	193 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	194 cyg_ucount32 i;
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	195
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	196 // 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	197 // 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	198 // is faster
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	199 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	200 base[i] = 0xDEADBEEF;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	201 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	202 // 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	203 // 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	204 // 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	205 // anyway.
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	206 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	207 #endif
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	208 stack_base = s_base;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	209 stack_size = s_size;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	210 #ifdef CYGFUN_KERNEL_THREADS_STACK_LIMIT
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	211 stack_limit = s_base;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	212 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	213
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	214 #ifdef HAL_THREAD_ATTACH_STACK
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	215
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	216 HAL_THREAD_ATTACH_STACK(stack_ptr, stack_base, stack_size);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	217
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	218 #else
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	219
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	220 stack_ptr = stack_base + stack_size;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	221
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	222 #endif
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	223
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	224 #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	225 check_stack();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	226 #endif
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	227 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	228
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	229 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	230
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	231 inline Cyg_HardwareThread::Cyg_HardwareThread(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	232 cyg_thread_entry *e_point, // entry point function
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	233 CYG_ADDRWORD e_data, // entry data
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	234 cyg_ucount32 s_size, // stack size, 0 = use default
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	235 CYG_ADDRESS s_base // stack base, NULL = allocate
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	236 )
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 entry_point = e_point;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	239 entry_data = e_data;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	240 #ifdef CYGDBG_KERNEL_DEBUG_GDB_THREAD_SUPPORT
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	241 saved_context = 0;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	242 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	243
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	244 attach_stack( s_base, s_size );
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 #ifdef CYGDBG_KERNEL_DEBUG_GDB_THREAD_SUPPORT
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	250
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	251 // Return the current saved state for this thread.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	252 inline HAL_SavedRegisters *Cyg_HardwareThread::get_saved_context()
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 HAL_SavedRegisters *regs;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	255 if( saved_context != 0 ) regs = saved_context;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	256 else HAL_THREAD_GET_SAVED_REGISTERS( stack_ptr, regs );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	257 return regs;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	258 }
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 inline void Cyg_HardwareThread::set_saved_context(HAL_SavedRegisters *ctx)
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 saved_context = ctx;
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 #endif
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 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	268 // (declare this inline before its first use)
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 inline cyg_uint16 Cyg_Thread::get_unique_id()
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 return unique_id;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	273 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	274
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 // Initialize the context of this thread.
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::init_context(Cyg_Thread *thread)
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 #ifdef CYGPKG_INFRA_DEBUG
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	281 cyg_uint32 threadid = thread->get_unique_id()*0x01010000;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	282 #else
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	283 cyg_uint32 threadid = 0x11110000;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	284 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	285 HAL_THREAD_INIT_CONTEXT( stack_ptr, thread, thread_entry, threadid );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	286 }
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
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 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	291 // Load thread context without saving current context.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	292 // This function is only really here for completeness, the
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	293 // kernel generally calls the HAL macros directly.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	294
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	295 inline void Cyg_HardwareThread::load_context()
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 CYG_ADDRESS dummy_stack_ptr;
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 HAL_THREAD_SWITCH_CONTEXT( &dummy_stack_ptr, &stack_ptr );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	300 }
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 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	303 // 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	304 // This function is only really here for completeness, the
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	305 // kernel generally calls the HAL macros directly.
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 inline void Cyg_HardwareThread::switch_context(Cyg_HardwareThread *next)
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 HAL_THREAD_SWITCH_CONTEXT( &stack_ptr, &next->stack_ptr );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	310 }
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 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	313 // Get and set entry_data.
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 inline void Cyg_HardwareThread::set_entry_data( CYG_ADDRWORD data )
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 entry_data = data;
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 inline CYG_ADDRWORD Cyg_HardwareThread::get_entry_data()
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 return entry_data;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	323 }
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 // Allocate some memory at the lower end of the stack
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	327 // by moving the stack limit pointer.
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 #ifdef CYGFUN_KERNEL_THREADS_STACK_LIMIT
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	330
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	331 #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	332 // 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	333 inline void *Cyg_HardwareThread::increment_stack_limit( cyg_ucount32 size )
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	334 {
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	335 void ret = (void )stack_limit;
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	336 stack_limit += size;
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	337 return ret;
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	338 }
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	339 #endif
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	340
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	341 inline CYG_ADDRESS
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	342 Cyg_HardwareThread::get_stack_limit()
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 return stack_limit;
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	347 #endif
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 //==========================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	350 // Inlines for Cyg_Thread class
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 inline Cyg_Thread *Cyg_Thread::self()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	353 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	354 return Cyg_Scheduler::get_current_thread();
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
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	359 inline void Cyg_Thread::yield()
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 self()->Cyg_SchedThread::yield();
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	366 inline void
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	367 Cyg_Thread::rotate_queue( cyg_priority pri )
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 self()->Cyg_SchedThread::rotate_queue( pri );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	370 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	371
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	372 // -------------------------------------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	373
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	374 inline void
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	375 Cyg_Thread::to_queue_head( void )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	376 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	377 this->Cyg_SchedThread::to_queue_head();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	378 }
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	379
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	382 #ifdef CYGIMP_THREAD_PRIORITY
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 inline cyg_priority Cyg_Thread::get_priority()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	385 {
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 66 diff changeset	386 #ifdef CYGSEM_KERNEL_SYNCH_MUTEX_PRIORITY_INVERSION_PROTOCOL_SIMPLE
0 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 // If we have an inherited priority, return our original
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	389 // priority rather than the current one.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	390
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	391 if( priority_inherited ) return original_priority;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	392
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	393 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	394
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	395 return priority;
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	398 // Return the actual dispatching priority of the thread
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	399 // regardless of inheritance or scheduling concerns.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	400 inline cyg_priority Cyg_Thread::get_current_priority()
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 return 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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	405 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	406
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	409 inline void Cyg_Thread::set_sleep_reason( cyg_reason reason)
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 self()->sleep_reason = reason;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	412 self()->wake_reason = NONE;
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 // -------------------------------------------------------------------------
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 inline Cyg_Thread::cyg_reason Cyg_Thread::get_sleep_reason()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	418 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	419 return sleep_reason;
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	424 inline void Cyg_Thread::set_wake_reason( cyg_reason reason )
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	425 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	426 sleep_reason = NONE;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	427 wake_reason = reason;
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 // -------------------------------------------------------------------------
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 inline Cyg_Thread::cyg_reason Cyg_Thread::get_wake_reason()
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 return wake_reason;
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	439 inline void Cyg_Thread::set_timer(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	440 cyg_tick_count trigger,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	441 cyg_reason reason
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 #ifdef CYGFUN_KERNEL_THREADS_TIMER
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	445 self()->sleep_reason = reason;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	446 self()->wake_reason = NONE;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	447 self()->timer.initialize( trigger);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	448 #endif
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	453 inline void Cyg_Thread::clear_timer()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	454 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	455 #ifdef CYGFUN_KERNEL_THREADS_TIMER
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	456 self()->timer.disable();
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	457 #endif
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
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	462 #ifdef CYGVAR_KERNEL_THREADS_DATA
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 inline CYG_ADDRWORD Cyg_Thread::get_data( cyg_ucount32 index )
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 CYG_ASSERT( index < CYGNUM_KERNEL_THREADS_DATA_MAX,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	467 "Per thread data index out of bounds");
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	468 CYG_ASSERT( (thread_data_map & (1<<index)) == 0,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	469 "Unallocated index used");
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 return self()->thread_data[index];
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	474 inline CYG_ADDRWORD *Cyg_Thread::get_data_ptr( cyg_ucount32 index )
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	475 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	476 CYG_ASSERT( index < CYGNUM_KERNEL_THREADS_DATA_MAX,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	477 "Per thread data index out of bounds");
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	478 CYG_ASSERT( (thread_data_map & (1<<index)) == 0,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	479 "Unallocated index used");
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 return &(self()->thread_data[index]);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	482 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	483
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	484 inline void Cyg_Thread::set_data( cyg_ucount32 index, CYG_ADDRWORD data )
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 thread_data[index] = data;
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	494 #endif
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 // -------------------------------------------------------------------------
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 #ifdef CYGVAR_KERNEL_THREADS_NAME
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 inline char *Cyg_Thread::get_name()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	501 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	502 return name;
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	505 #endif
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 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	508
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	509 #ifdef CYGVAR_KERNEL_THREADS_LIST
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	510
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	511 inline Cyg_Thread *Cyg_Thread::get_list_head()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	512 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	513 return thread_list?thread_list->list_next:0;
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	516 inline Cyg_Thread *Cyg_Thread::get_list_next()
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 return (this==thread_list)?0:list_next;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	519 }
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 #endif
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
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 #ifdef CYGPKG_KERNEL_EXCEPTIONS
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 inline void Cyg_Thread::register_exception(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	529 cyg_code exception_number, // exception number
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	530 cyg_exception_handler handler, // handler function
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	531 CYG_ADDRWORD data, // data argument
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	532 cyg_exception_handler **old_handler, // handler function
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	533 CYG_ADDRWORD *old_data // data argument
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	534 )
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 self()->exception_control.register_exception(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	537 exception_number,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	538 handler,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	539 data,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	540 old_handler,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	541 old_data
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	542 );
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 inline void Cyg_Thread::deregister_exception(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	546 cyg_code exception_number // exception number
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	547 )
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 self()->exception_control.deregister_exception(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	550 exception_number
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 }
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 #endif
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 // Inlines for Cyg_ThreadTimer class
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	558
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 #if defined(CYGFUN_KERNEL_THREADS_TIMER) && defined(CYGVAR_KERNEL_COUNTERS_CLOCK)
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 inline Cyg_ThreadTimer::Cyg_ThreadTimer(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	563 Cyg_Thread *th
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 : Cyg_Alarm(Cyg_Clock::real_time_clock,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	566 &alarm,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	567 CYG_ADDRWORD(this)
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 thread = th;
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 #endif
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 //==========================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	576 // Inlines for Cyg_ThreadQueue class
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	579 inline void Cyg_ThreadQueue::enqueue(Cyg_Thread *thread)
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 Cyg_ThreadQueue_Implementation::enqueue(thread);
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	584 // -------------------------------------------------------------------------
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 inline Cyg_Thread *Cyg_ThreadQueue::highpri()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	587 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	588 return Cyg_ThreadQueue_Implementation::highpri();
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	593 inline Cyg_Thread *Cyg_ThreadQueue::dequeue()
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 return Cyg_ThreadQueue_Implementation::dequeue();
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
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::remove(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::remove(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_bool Cyg_ThreadQueue::empty()
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::empty();
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 #endif // ifndef CYGONCE_KERNEL_THREAD_INL
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	614 // EOF thread.inl

Mercurial > flash_v2

annotate packages/kernel/current/include/thread.inl @ 154:e2d866e32dac