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| Rev | Author | Line No. | Line |
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| 2128 | jermar | 1 | /* |
| 2 | * Copyright (c) 2006 Jakub Jermar |
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| 3 | * All rights reserved. |
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| 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 | |||
| 29 | /** @addtogroup libcia64 |
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| 30 | * @{ |
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| 31 | */ |
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| 32 | /** @file |
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| 33 | */ |
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| 34 | |||
| 35 | #ifndef LIBC_arm32_THREAD_H_ |
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| 36 | #define LIBC_arm32_THREAD_H_ |
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| 37 | |||
| 38 | #include <unistd.h> |
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| 39 | |||
| 40 | #define THREAD_INITIAL_STACK_PAGES_NO 1 |
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| 41 | |||
| 42 | typedef struct { |
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| 43 | void *pst_data; |
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| 44 | } tcb_t; |
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| 45 | |||
| 46 | static inline void __tcb_set(tcb_t *tcb) |
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| 47 | { |
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| 2335 | kebrt | 48 | void *tls = (void *)tcb + sizeof(tcb_t); |
| 49 | asm volatile ( |
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| 2320 | jancik | 50 | "mov r9, %0" |
| 51 | : |
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| 2335 | kebrt | 52 | : "r"(tls) |
| 2320 | jancik | 53 | ); |
| 2128 | jermar | 54 | } |
| 55 | |||
| 56 | static inline tcb_t *__tcb_get(void) |
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| 57 | { |
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| 2335 | kebrt | 58 | void *ret; |
| 59 | asm volatile ( |
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| 2320 | jancik | 60 | "mov %0, r9" |
| 61 | : "=r"(ret) |
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| 62 | ); |
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| 2333 | jancik | 63 | ret -= sizeof(tcb_t); |
| 2335 | kebrt | 64 | return (tcb_t *)ret; |
| 2128 | jermar | 65 | } |
| 66 | |||
| 67 | #endif |
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| 68 | |||
| 69 | /** @} |
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| 70 | */ |