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| Rev | Author | Line No. | Line |
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| 1797 | decky | 1 | /* |
| 2 | * Copyright (C) 2006 Martin Decky |
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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 libcsparc64 |
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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__sparc64__PSTHREAD_H__ |
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| 36 | #define __LIBC__sparc64__PSTHREAD_H__ |
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| 37 | |||
| 38 | #include <types.h> |
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| 39 | |||
| 40 | /* We define our own context_set, because we need to set |
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| 41 | * the TLS pointer to the tcb+0x7000 |
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| 42 | * |
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| 43 | * See tls_set in thread.h |
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| 44 | */ |
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| 45 | #define context_set(c, _pc, stack, size, ptls) \ |
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| 46 | (c)->pc = (sysarg_t) (_pc); \ |
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| 47 | (c)->sp = ((sysarg_t) (stack)) + (size) - SP_DELTA; \ |
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| 48 | (c)->tls = ((sysarg_t) (ptls)) + 0x7000 + sizeof(tcb_t); |
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| 49 | |||
| 50 | #define SP_DELTA 16 |
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| 51 | |||
| 52 | typedef struct { |
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| 53 | uint64_t sp; |
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| 54 | uint64_t pc; |
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| 55 | |||
| 56 | uint64_t tls; |
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| 57 | } __attribute__ ((packed)) context_t; |
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| 58 | |||
| 59 | #endif |
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| 60 | |||
| 61 | /** @} |
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| 62 | */ |