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1 | jermar | 1 | /* |
319 | jermar | 2 | * Copyright (C) 2003-2004 Jakub Jermar |
1 | jermar | 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 | |||
341 | jermar | 29 | #ifndef __mips32_CONTEXT_H__ |
30 | #define __mips32_CONTEXT_H__ |
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1 | jermar | 31 | |
1055 | cejka | 32 | #include <align.h> |
33 | #include <arch/stack.h> |
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45 | vana | 34 | |
180 | jermar | 35 | /* |
1055 | cejka | 36 | * Put one item onto the stack to support get_stack_base() and align it up. |
180 | jermar | 37 | */ |
1055 | cejka | 38 | #define SP_DELTA (0 + ALIGN_UP(STACK_ITEM_SIZE, STACK_ALIGNMENT)) |
45 | vana | 39 | |
180 | jermar | 40 | |
306 | palkovsky | 41 | #ifndef __ASM__ |
42 | |||
341 | jermar | 43 | #ifndef __mips32_TYPES_H__ |
306 | palkovsky | 44 | # include <arch/types.h> |
45 | #endif |
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46 | |||
47 | /* |
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48 | * Only save registers that must be preserved across |
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49 | * function calls. |
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50 | */ |
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1 | jermar | 51 | struct context { |
414 | jermar | 52 | __address sp; |
53 | __address pc; |
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306 | palkovsky | 54 | |
55 | __u32 s0; |
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56 | __u32 s1; |
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57 | __u32 s2; |
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58 | __u32 s3; |
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59 | __u32 s4; |
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60 | __u32 s5; |
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61 | __u32 s6; |
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62 | __u32 s7; |
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63 | __u32 s8; |
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64 | __u32 gp; |
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65 | |||
413 | jermar | 66 | ipl_t ipl; |
1 | jermar | 67 | }; |
68 | |||
306 | palkovsky | 69 | #endif /* __ASM__ */ |
70 | |||
1 | jermar | 71 | #endif |