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1129 | palkovsky | 1 | /* |
2071 | jermar | 2 | * Copyright (c) 2006 Ondrej Palkovsky |
1129 | palkovsky | 3 | * All rights reserved. |
4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions |
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7 | * are met: |
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8 | * |
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9 | * - Redistributions of source code must retain the above copyright |
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10 | * notice, this list of conditions and the following disclaimer. |
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11 | * - Redistributions in binary form must reproduce the above copyright |
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12 | * notice, this list of conditions and the following disclaimer in the |
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13 | * documentation and/or other materials provided with the distribution. |
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14 | * - The name of the author may not be used to endorse or promote products |
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15 | * derived from this software without specific prior written permission. |
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16 | * |
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17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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27 | */ |
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28 | |||
1866 | jermar | 29 | /** @addtogroup libcmips32 |
1656 | cejka | 30 | * @{ |
31 | */ |
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32 | /** @file |
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1657 | cejka | 33 | * @ingroup libcmips32eb |
1656 | cejka | 34 | */ |
35 | |||
2586 | jermar | 36 | #include <tls.h> |
37 | #include <sys/types.h> |
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1129 | palkovsky | 38 | |
39 | tcb_t * __alloc_tls(void **data, size_t size) |
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40 | { |
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2586 | jermar | 41 | return tls_alloc_variant_1(data, size); |
1129 | palkovsky | 42 | } |
43 | |||
44 | void __free_tls_arch(tcb_t *tcb, size_t size) |
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45 | { |
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2586 | jermar | 46 | tls_free_variant_1(tcb, size); |
1129 | palkovsky | 47 | } |
1656 | cejka | 48 | |
3772 | svoboda | 49 | typedef struct { |
50 | unsigned long ti_module; |
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51 | unsigned long ti_offset; |
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52 | } tls_index; |
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53 | |||
54 | void *__tls_get_addr(tls_index *ti); |
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55 | |||
56 | /* mips32 uses TLS variant 1 */ |
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57 | void *__tls_get_addr(tls_index *ti) |
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58 | { |
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59 | uint8_t *tls; |
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60 | uint32_t v; |
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61 | |||
62 | tls = (uint8_t *)__tcb_get() + sizeof(tcb_t); |
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63 | |||
64 | /* Hopefully this is right. No docs found. */ |
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65 | v = (uint32_t) (tls + ti->ti_offset + 0x8000); |
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66 | return (void *) v; |
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67 | } |
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68 | |||
1866 | jermar | 69 | /** @} |
1656 | cejka | 70 | */ |