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1 | /* |
1 | /* |
2 | * Copyright (C) 2006 Ondrej Palkovsky |
2 | * Copyright (C) 2006 Ondrej Palkovsky |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @addtogroup libcia64 ia64 |
29 | /** @addtogroup libcia64 ia64 |
30 | * @brief ia64 architecture dependent parts of libc |
30 | * @brief ia64 architecture dependent parts of libc |
31 | * @ingroup lc |
31 | * @ingroup lc |
32 | * @{ |
32 | * @{ |
33 | */ |
33 | */ |
34 | /** @file |
34 | /** @file |
35 | */ |
35 | */ |
36 | 36 | ||
37 | #include <thread.h> |
37 | #include <thread.h> |
38 | #include <malloc.h> |
38 | #include <malloc.h> |
39 | 39 | ||
40 | /** Allocate TLS & TCB for initial module threads |
40 | /** Allocate TLS & TCB for initial module threads |
41 | * |
41 | * |
42 | * @param data Start of data section |
42 | * @param data Start of data section |
43 | * @return pointer to tcb_t structure |
43 | * @return pointer to tcb_t structure |
44 | */ |
44 | */ |
45 | extern char _tdata_start; |
45 | extern char _tdata_start; |
46 | extern char _tbss_end; |
46 | extern char _tbss_end; |
47 | tcb_t * __alloc_tls(void **data, size_t size) |
47 | tcb_t * __alloc_tls(void **data, size_t size) |
48 | { |
48 | { |
49 | tcb_t *tcb; |
49 | tcb_t *tcb; |
50 | 50 | ||
51 | /* ASSERT(sizeof(tcb_t) == 16); */ |
51 | /* ASSERT(sizeof(tcb_t) == 16); */ |
52 | 52 | ||
53 | tcb = malloc(sizeof(tcb_t) + size); |
53 | tcb = malloc(sizeof(tcb_t) + size); |
54 | *data = ((void *) tcb) + 16; |
54 | *data = ((void *) tcb) + 16; |
55 | 55 | ||
56 | return tcb; |
56 | return tcb; |
57 | } |
57 | } |
58 | 58 | ||
59 | void __free_tls_arch(tcb_t *tcb, size_t size) |
59 | void __free_tls_arch(tcb_t *tcb, size_t size) |
60 | { |
60 | { |
61 | free(tcb); |
61 | free(tcb); |
62 | } |
62 | } |
63 | 63 | ||
64 | /** @} |
64 | /** @} |
65 | */ |
65 | */ |
66 | 66 | ||
67 | 67 |