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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 | #ifndef __LIBC__mips32PSTHREAD_H__ |
29 | #ifndef __LIBC__mips32PSTHREAD_H__ |
| 30 | #define __LIBC__mips32PSTHREAD_H__ |
30 | #define __LIBC__mips32PSTHREAD_H__ |
| 31 | 31 | ||
| 32 | #include <types.h> |
32 | #include <types.h> |
| 33 | 33 | ||
| - | 34 | /* We define our own context_set, because we need to set |
|
| - | 35 | * the TLS pointer to the tcb+0x7000 |
|
| - | 36 | * |
|
| - | 37 | * See tls_set in thread.h |
|
| - | 38 | */ |
|
| - | 39 | #define context_set(c, _pc, stack, size, ptls) \ |
|
| - | 40 | (c)->pc = (sysarg_t) (_pc); \ |
|
| - | 41 | (c)->sp = ((sysarg_t) (stack)) + (size) - SP_DELTA; \ |
|
| - | 42 | (c)->tls = ((sysarg_t)(ptls)) + 0x7000 + sizeof(tcb_t); |
|
| - | 43 | ||
| - | 44 | ||
| 34 | /* +16 is just for sure that the called function |
45 | /* +16 is just for sure that the called function |
| 35 | * have space to store it's arguments |
46 | * have space to store it's arguments |
| 36 | */ |
47 | */ |
| 37 | #define SP_DELTA (8+16) |
48 | #define SP_DELTA (8+16) |
| 38 | 49 | ||
| 39 | typedef struct { |
50 | typedef struct { |
| 40 | uint32_t sp; |
51 | uint32_t sp; |
| 41 | uint32_t pc; |
52 | uint32_t pc; |
| 42 | 53 | ||
| 43 | uint32_t s0; |
54 | uint32_t s0; |
| 44 | uint32_t s1; |
55 | uint32_t s1; |
| 45 | uint32_t s2; |
56 | uint32_t s2; |
| 46 | uint32_t s3; |
57 | uint32_t s3; |
| 47 | uint32_t s4; |
58 | uint32_t s4; |
| 48 | uint32_t s5; |
59 | uint32_t s5; |
| 49 | uint32_t s6; |
60 | uint32_t s6; |
| 50 | uint32_t s7; |
61 | uint32_t s7; |
| 51 | uint32_t s8; |
62 | uint32_t s8; |
| 52 | uint32_t gp; |
63 | uint32_t gp; |
| 53 | uint32_t tls; /* Thread local storage(=k1) */ |
64 | uint32_t tls; /* Thread local storage(=k1) */ |
| 54 | } context_t; |
65 | } context_t; |
| 55 | 66 | ||
| 56 | #endif |
67 | #endif |
| 57 | 68 | ||