nand-ecoscentric: packages/kernel/current/include/thread.inl annotate

annotate packages/kernel/current/include/thread.inl @ 585:52f0600c2119

Add debug prints to thread stack checking.

author	gthomas
date	Mon, 10 Feb 2003 22:02:15 +0000
parents	d2c90368aeef
children	57cebf53b527

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.
585 52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	15 // Copyright (C) 2003 Gary Thomas
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	16 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	17 // 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	18 // 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	19 // 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	20 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	21 // 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	22 // 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	23 // 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	24 // for more details.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	25 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	26 // 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	27 // 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	28 // 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	29 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	30 // 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	31 // 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	32 // 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	33 // 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	34 // 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	35 // 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	36 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	37 // 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	38 // 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	39 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	40 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
210 d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	41 // at http://sources.redhat.com/ecos/ecos-license/
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	42 // -------------------------------------------
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 183 diff changeset	43 //####ECOSGPLCOPYRIGHTEND####
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	44 //==========================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	45 //#####DESCRIPTIONBEGIN####
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	46 //
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	47 // Author(s): nickg
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	48 // Contributors: nickg
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	49 // Date: 1997-09-09
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	50 // Purpose: Define inlines for thread classes
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	51 // Description: Inline implementations of various member functions defined
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	52 // in various Thread classes.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	53 // Usage:
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 // ...
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	56 // #include <cyg/kernel/thread.inl>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	57 // ...
0 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 //
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	60 //####DESCRIPTIONEND####
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	64 #include <cyg/kernel/thread.hxx>
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	65 #include <cyg/hal/hal_arch.h>
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	66
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	67 #include <cyg/kernel/clock.inl>
585 52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	68 #include <cyg/infra/diag.h>
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	69
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	70 #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	71 #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	72 #endif
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	73
0 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 // Inlines for Cyg_HardwareThread
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	76
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	77 // -------------------------------------------------------------------------
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	78 // 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	79
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	80 inline CYG_ADDRESS
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	81 Cyg_HardwareThread::get_stack_base()
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 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	84 }
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 inline cyg_uint32
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	87 Cyg_HardwareThread::get_stack_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 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	90 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	91
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	92 // -------------------------------------------------------------------------
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	93 // 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	94 #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	95 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	96 {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	97 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	98 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	99 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	100 cyg_ucount32 i;
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	101
177 4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 160 diff changeset	102 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	103
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	104 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	105 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	106
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,
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	108 "Stack_ptr below base" );
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	109 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	110 "Stack_ptr above top" );
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	111
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	112 for ( i = 0;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	113 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	114 i++ ) {
585 52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	115 if ((sig ^ (i * 0x01010101)) != base[i]) {
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	116 char *reason = "Stack base corrupt";
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	117 diag_printf("%s - i: %d\n", reason, i);
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	118 diag_dump_buf(base, CYGNUM_KERNEL_THREADS_STACK_CHECK_DATA_SIZE);
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	119 CYG_FAIL(reason);
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	120 }
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	121 if ((sig ^ (i * 0x10101010)) != top[i]) {
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	122 char *reason = "Stack top corrupt";
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	123 diag_printf("%s - i: %d\n", reason, i);
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	124 diag_dump_buf(top, CYGNUM_KERNEL_THREADS_STACK_CHECK_DATA_SIZE);
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	125 CYG_FAIL(reason);
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	126 }
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	127 }
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	128
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	129 #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	130 // 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	131 // been incremented
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	132 if (stack_limit != stack_base) {
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	133 CYG_ADDRESS limit = stack_limit;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	134 // 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	135 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	136
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	137 // 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	138 // address if not already aligned
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	139 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	140 // 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	141
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	142 for ( i = 0;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	143 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	144 i++ ) {
585 52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	145 if ((sig ^ (i * 0x01010101)) != p[i]) {
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	146 char *reason = "Gap between stack limit and base corrupt";
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	147 diag_printf("%s - i: %d\n", reason, i);
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	148 diag_dump_buf(p, CYGNUM_KERNEL_THREADS_STACK_CHECK_DATA_SIZE);
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	149 CYG_FAIL(reason);
52f0600c2119 Add debug prints to thread stack checking. gthomas parents: 210 diff changeset	150 }
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	151 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	152 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	153 #endif
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	154 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	155 #endif
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	156
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	157 // -------------------------------------------------------------------------
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	158 // 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	159 #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	160 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	161 {
183 9160a8005d76 Merge from eCos master repository on 2001-09-12-03:52:30-BST jlarmour parents: 182 diff changeset	162 #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	163 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	164 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	165 #else
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	166 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	167 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	168 #endif
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	169 cyg_ucount32 i;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	170
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	171 // 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	172 // 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	173 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	174 if (base[i] != 0xDEADBEEF)
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	175 break;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	176 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	177 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	178 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	179 #endif
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	180
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	181 // -------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	182 // 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	183 // do this, then we use that, otherwise assume a falling stack.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	184 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	185 {
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	186 #ifdef CYGNUM_HAL_STACK_SIZE_MINIMUM
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	187 CYG_ASSERT( s_size >= CYGNUM_HAL_STACK_SIZE_MINIMUM,
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	188 "Stack size too small");
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	189 #endif
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	190
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	191 #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	192 {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	193 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	194 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	195 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	196 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	197
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	198 unsigned int i;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	199
177 4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 160 diff changeset	200 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	201
154 e2d866e32dac Merge from eCos master repository on 2001-02-26-23:18:05-GMT jlarmour parents: 147 diff changeset	202 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	203 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	204 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	205
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	206 for ( i = 0;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	207 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	208 i++ ) {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	209 base[i] = (sig ^ (i * 0x01010101));
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	210 top[i] = (sig ^ (i * 0x10101010));
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	211 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	212 // 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	213 // 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	214 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	215 // 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	216 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	217 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	218 // 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	219 // 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	220 CYG_ASSERT( s_size >= 256,
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	221 "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	222 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	223 #endif
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	224 #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	225 {
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	226 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	227 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	228 cyg_ucount32 i;
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	229
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	230 // 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	231 // 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	232 // is faster
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	233 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	234 base[i] = 0xDEADBEEF;
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	235 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	236 // 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	237 // 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	238 // 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	239 // anyway.
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	240 }
d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	241 #endif
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	242 stack_base = s_base;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	243 stack_size = s_size;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	244 #ifdef CYGFUN_KERNEL_THREADS_STACK_LIMIT
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	245 stack_limit = s_base;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	246 #endif
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 #ifdef HAL_THREAD_ATTACH_STACK
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	249
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	250 HAL_THREAD_ATTACH_STACK(stack_ptr, stack_base, stack_size);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	251
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	252 #else
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 stack_ptr = stack_base + stack_size;
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 #endif
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	257
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	258 #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	259 check_stack();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 115 diff changeset	260 #endif
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	261 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	262
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	263 // -------------------------------------------------------------------------
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 inline Cyg_HardwareThread::Cyg_HardwareThread(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	266 cyg_thread_entry *e_point, // entry point function
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	267 CYG_ADDRWORD e_data, // entry data
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	268 cyg_ucount32 s_size, // stack size, 0 = use default
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	269 CYG_ADDRESS s_base // stack base, NULL = allocate
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	270 )
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 entry_point = e_point;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	273 entry_data = e_data;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	274 #ifdef CYGDBG_KERNEL_DEBUG_GDB_THREAD_SUPPORT
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	275 saved_context = 0;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	276 #endif
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 attach_stack( s_base, s_size );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	279 };
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	280
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	281 // -------------------------------------------------------------------------
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 #ifdef CYGDBG_KERNEL_DEBUG_GDB_THREAD_SUPPORT
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 // Return the current saved state for this thread.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	286 inline HAL_SavedRegisters *Cyg_HardwareThread::get_saved_context()
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 HAL_SavedRegisters *regs;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	289 if( saved_context != 0 ) regs = saved_context;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	290 else HAL_THREAD_GET_SAVED_REGISTERS( stack_ptr, regs );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	291 return regs;
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 inline void Cyg_HardwareThread::set_saved_context(HAL_SavedRegisters *ctx)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	295 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	296 saved_context = ctx;
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	299 #endif
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 // (declare this inline before its first use)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	303
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	304 inline cyg_uint16 Cyg_Thread::get_unique_id()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	305 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	306 return unique_id;
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 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	310 // Initialize the context of this thread.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	311
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	312 inline void Cyg_HardwareThread::init_context(Cyg_Thread *thread)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	313 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	314 #ifdef CYGPKG_INFRA_DEBUG
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	315 cyg_uint32 threadid = thread->get_unique_id()*0x01010000;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	316 #else
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	317 cyg_uint32 threadid = 0x11110000;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	318 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	319 HAL_THREAD_INIT_CONTEXT( stack_ptr, thread, thread_entry, threadid );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	320 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	321
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	322
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	323
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 // 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	326 // This function is only really here for completeness, the
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	327 // kernel generally calls the HAL macros directly.
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 inline void Cyg_HardwareThread::switch_context(Cyg_HardwareThread *next)
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 HAL_THREAD_SWITCH_CONTEXT( &stack_ptr, &next->stack_ptr );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	332 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	333
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 // Get and set entry_data.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	336
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	337 inline void Cyg_HardwareThread::set_entry_data( CYG_ADDRWORD data )
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	338 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	339 entry_data = data;
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	342 inline CYG_ADDRWORD Cyg_HardwareThread::get_entry_data()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	343 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	344 return entry_data;
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 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	348 // Allocate some memory at the lower end of the stack
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	349 // by moving the stack limit pointer.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	350
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	351 #ifdef CYGFUN_KERNEL_THREADS_STACK_LIMIT
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	352
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	353 #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	354 // 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	355 inline void *Cyg_HardwareThread::increment_stack_limit( cyg_ucount32 size )
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	356 {
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	357 void ret = (void )stack_limit;
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	358 stack_limit += size;
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	359 return ret;
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	360 }
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 143 diff changeset	361 #endif
0 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 inline CYG_ADDRESS
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	364 Cyg_HardwareThread::get_stack_limit()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	365 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	366 return stack_limit;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	367 }
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 #endif
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 // Inlines for Cyg_Thread class
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	373
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	374 inline Cyg_Thread *Cyg_Thread::self()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	375 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	376 return Cyg_Scheduler::get_current_thread();
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	377 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	378
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	379 // -------------------------------------------------------------------------
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 inline void Cyg_Thread::yield()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	382 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	383 self()->Cyg_SchedThread::yield();
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	384 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	385
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	386 // -------------------------------------------------------------------------
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 inline void
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	389 Cyg_Thread::rotate_queue( cyg_priority pri )
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 self()->Cyg_SchedThread::rotate_queue( pri );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	392 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	393
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	394 // -------------------------------------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	395
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	396 inline void
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	397 Cyg_Thread::to_queue_head( void )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	398 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	399 this->Cyg_SchedThread::to_queue_head();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	400 }
0 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 // -------------------------------------------------------------------------
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 #ifdef CYGIMP_THREAD_PRIORITY
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	405
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	406 inline cyg_priority Cyg_Thread::get_priority()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	407 {
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 66 diff changeset	408 #ifdef CYGSEM_KERNEL_SYNCH_MUTEX_PRIORITY_INVERSION_PROTOCOL_SIMPLE
0 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 // If we have an inherited priority, return our original
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	411 // priority rather than the current one.
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 if( priority_inherited ) return original_priority;
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 #endif
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 return priority;
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	420 // Return the actual dispatching priority of the thread
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	421 // regardless of inheritance or scheduling concerns.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	422 inline cyg_priority Cyg_Thread::get_current_priority()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	423 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	424 return priority;
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	427 #endif
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 inline void Cyg_Thread::set_sleep_reason( cyg_reason reason)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	432 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	433 self()->sleep_reason = reason;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	434 self()->wake_reason = NONE;
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 Cyg_Thread::cyg_reason Cyg_Thread::get_sleep_reason()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	440 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	441 return sleep_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 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	445
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	446 inline void Cyg_Thread::set_wake_reason( cyg_reason reason )
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	447 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	448 sleep_reason = NONE;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	449 wake_reason = reason;
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	454 inline Cyg_Thread::cyg_reason Cyg_Thread::get_wake_reason()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	455 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	456 return wake_reason;
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 // -------------------------------------------------------------------------
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 inline void Cyg_Thread::set_timer(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	462 cyg_tick_count trigger,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	463 cyg_reason reason
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 #ifdef CYGFUN_KERNEL_THREADS_TIMER
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	467 self()->sleep_reason = reason;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	468 self()->wake_reason = NONE;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	469 self()->timer.initialize( trigger);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	470 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	471 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	472
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	473 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	474
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	475 inline void Cyg_Thread::clear_timer()
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 #ifdef CYGFUN_KERNEL_THREADS_TIMER
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	478 self()->timer.disable();
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	479 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	480 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	481
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	482 // -------------------------------------------------------------------------
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 #ifdef CYGVAR_KERNEL_THREADS_DATA
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	485
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	486 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	487 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	488 CYG_ASSERT( index < CYGNUM_KERNEL_THREADS_DATA_MAX,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	489 "Per thread data index out of bounds");
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	490 CYG_ASSERT( (thread_data_map & (1<<index)) == 0,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	491 "Unallocated index used");
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 return self()->thread_data[index];
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	494 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	495
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	496 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	497 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	498 CYG_ASSERT( index < CYGNUM_KERNEL_THREADS_DATA_MAX,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	499 "Per thread data index out of bounds");
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	500 CYG_ASSERT( (thread_data_map & (1<<index)) == 0,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	501 "Unallocated index used");
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 return &(self()->thread_data[index]);
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
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	506 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	507 CYG_ADDRWORD data )
0 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 CYG_ASSERT( index < CYGNUM_KERNEL_THREADS_DATA_MAX,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	510 "Per thread data index out of bounds");
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	511 CYG_ASSERT( (thread_data_map & (1<<index)) == 0,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	512 "Unallocated index used");
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	513
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	514 thread_data[index] = data;
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	517 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	518
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	519 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	520
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	521 #ifdef CYGPKG_KERNEL_THREADS_DESTRUCTORS
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	522
210 d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	523 // Add and remove destructors. Returns true on success, false on failure.
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	524 inline cyg_bool
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	525 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	526 {
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	527 cyg_ucount16 i;
210 d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	528 #ifndef CYGSEM_KERNEL_THREADS_DESTRUCTORS_PER_THREAD
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	529 Cyg_Scheduler::lock();
210 d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	530 #endif
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	531 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	532 if (NULL == destructors[i].fn) {
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	533 destructors[i].data = data;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	534 destructors[i].fn = fn;
210 d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	535 #ifndef CYGSEM_KERNEL_THREADS_DESTRUCTORS_PER_THREAD
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	536 Cyg_Scheduler::unlock();
210 d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	537 #endif
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	538 return true;
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 }
210 d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	541 #ifndef CYGSEM_KERNEL_THREADS_DESTRUCTORS_PER_THREAD
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	542 Cyg_Scheduler::unlock();
210 d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	543 #endif
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	544 return false;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	545 }
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	546
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	547 inline cyg_bool
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	548 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	549 {
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	550 cyg_ucount16 i;
210 d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	551 #ifndef CYGSEM_KERNEL_THREADS_DESTRUCTORS_PER_THREAD
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	552 Cyg_Scheduler::lock();
210 d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	553 #endif
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	554 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	555 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	556 destructors[i].fn = NULL;
210 d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	557 #ifndef CYGSEM_KERNEL_THREADS_DESTRUCTORS_PER_THREAD
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	558 Cyg_Scheduler::unlock();
210 d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	559 #endif
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	560 return true;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	561 }
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	562 }
210 d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	563 #ifndef CYGSEM_KERNEL_THREADS_DESTRUCTORS_PER_THREAD
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	564 Cyg_Scheduler::unlock();
210 d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	565 #endif
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	566 return false;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	567 }
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	568 #endif
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	569
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	570 // -------------------------------------------------------------------------
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 177 diff changeset	571
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	572 #ifdef CYGVAR_KERNEL_THREADS_NAME
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	573
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	574 inline char *Cyg_Thread::get_name()
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 return name;
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 #endif
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 // -------------------------------------------------------------------------
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 #ifdef CYGVAR_KERNEL_THREADS_LIST
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 inline Cyg_Thread *Cyg_Thread::get_list_head()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	586 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	587 return thread_list?thread_list->list_next:0;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	588 }
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 inline Cyg_Thread *Cyg_Thread::get_list_next()
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 return (this==thread_list)?0:list_next;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	593 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	594
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	595 #endif
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 #ifdef CYGPKG_KERNEL_EXCEPTIONS
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 inline void Cyg_Thread::register_exception(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	603 cyg_code exception_number, // exception number
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	604 cyg_exception_handler handler, // handler function
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	605 CYG_ADDRWORD data, // data argument
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	606 cyg_exception_handler **old_handler, // handler function
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	607 CYG_ADDRWORD *old_data // data argument
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 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	610 self()->exception_control.register_exception(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	611 exception_number,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	612 handler,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	613 data,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	614 old_handler,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	615 old_data
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 }
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 inline void Cyg_Thread::deregister_exception(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	620 cyg_code exception_number // exception number
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 self()->exception_control.deregister_exception(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	624 exception_number
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	625 );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	626 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	627
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	628 #endif
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 // Inlines for Cyg_ThreadTimer class
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 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	634 #if defined(CYGFUN_KERNEL_THREADS_TIMER) && defined(CYGVAR_KERNEL_COUNTERS_CLOCK)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	635
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	636 inline Cyg_ThreadTimer::Cyg_ThreadTimer(
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	637 Cyg_Thread *th
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 : Cyg_Alarm(Cyg_Clock::real_time_clock,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	640 &alarm,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	641 CYG_ADDRWORD(this)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	642 )
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 thread = th;
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 #endif
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 //==========================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	650 // Inlines for Cyg_ThreadQueue class
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 inline void Cyg_ThreadQueue::enqueue(Cyg_Thread *thread)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	654 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	655 Cyg_ThreadQueue_Implementation::enqueue(thread);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	656 }
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 inline Cyg_Thread *Cyg_ThreadQueue::highpri()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	661 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	662 return Cyg_ThreadQueue_Implementation::highpri();
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	663 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	664
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	665 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	666
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	667 inline Cyg_Thread *Cyg_ThreadQueue::dequeue()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	668 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	669 return Cyg_ThreadQueue_Implementation::dequeue();
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	670 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	671
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	672 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	673
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	674 inline void Cyg_ThreadQueue::remove(Cyg_Thread *thread)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	675 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	676 Cyg_ThreadQueue_Implementation::remove(thread);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	677 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	678
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	679 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	680
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	681 inline cyg_bool Cyg_ThreadQueue::empty()
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	682 {
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	683 return Cyg_ThreadQueue_Implementation::empty();
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	684 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	685
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	686 // -------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	687 #endif // ifndef CYGONCE_KERNEL_THREAD_INL
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	688 // EOF thread.inl

Mercurial > nand-ecoscentric

annotate packages/kernel/current/include/thread.inl @ 585:52f0600c2119