Rev 2089 | Rev 2787 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
1949 | jermar | 1 | /* |
2071 | jermar | 2 | * Copyright (c) 2005 Martin Decky |
1949 | jermar | 3 | * All rights reserved. |
4 | * |
||
5 | * Redistribution and use in source and binary forms, with or without |
||
6 | * modification, are permitted provided that the following conditions |
||
7 | * are met: |
||
8 | * |
||
9 | * - Redistributions of source code must retain the above copyright |
||
10 | * notice, this list of conditions and the following disclaimer. |
||
11 | * - Redistributions in binary form must reproduce the above copyright |
||
12 | * notice, this list of conditions and the following disclaimer in the |
||
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 |
||
15 | * derived from this software without specific prior written permission. |
||
16 | * |
||
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 |
||
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
||
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
||
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
||
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 |
||
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 |
||
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
||
27 | */ |
||
28 | |||
29 | #ifndef KERN_mips32_CONTEXT_OFFSET_H_ |
||
30 | #define KERN_mips32_CONTEXT_OFFSET_H_ |
||
31 | |||
860 | decky | 32 | #define OFFSET_SP 0x0 |
33 | #define OFFSET_PC 0x4 |
||
34 | #define OFFSET_S0 0x8 |
||
35 | #define OFFSET_S1 0xc |
||
36 | #define OFFSET_S2 0x10 |
||
37 | #define OFFSET_S3 0x14 |
||
38 | #define OFFSET_S4 0x18 |
||
39 | #define OFFSET_S5 0x1c |
||
40 | #define OFFSET_S6 0x20 |
||
41 | #define OFFSET_S7 0x24 |
||
42 | #define OFFSET_S8 0x28 |
||
43 | #define OFFSET_GP 0x2c |
||
457 | decky | 44 | |
2779 | cejka | 45 | #ifdef KERNEL |
46 | # define OFFSET_IPL 0x30 |
||
47 | #else |
||
48 | # define OFFSET_TLS 0x30 |
||
49 | |||
50 | # define OFFSET_F20 0x34 |
||
51 | # define OFFSET_F21 0x38 |
||
52 | # define OFFSET_F22 0x3c |
||
53 | # define OFFSET_F23 0x40 |
||
54 | # define OFFSET_F24 0x44 |
||
55 | # define OFFSET_F25 0x48 |
||
56 | # define OFFSET_F26 0x4c |
||
57 | # define OFFSET_F27 0x50 |
||
58 | # define OFFSET_F28 0x54 |
||
59 | # define OFFSET_F29 0x58 |
||
60 | # define OFFSET_F30 0x5c |
||
61 | #endif /* KERNEL */ |
||
62 | |||
2089 | decky | 63 | /* istate_t */ |
860 | decky | 64 | #define EOFFSET_AT 0x0 |
65 | #define EOFFSET_V0 0x4 |
||
66 | #define EOFFSET_V1 0x8 |
||
67 | #define EOFFSET_A0 0xc |
||
68 | #define EOFFSET_A1 0x10 |
||
69 | #define EOFFSET_A2 0x14 |
||
70 | #define EOFFSET_A3 0x18 |
||
71 | #define EOFFSET_T0 0x1c |
||
72 | #define EOFFSET_T1 0x20 |
||
73 | #define EOFFSET_T2 0x24 |
||
74 | #define EOFFSET_T3 0x28 |
||
75 | #define EOFFSET_T4 0x2c |
||
76 | #define EOFFSET_T5 0x30 |
||
77 | #define EOFFSET_T6 0x34 |
||
78 | #define EOFFSET_T7 0x38 |
||
79 | #define EOFFSET_S0 0x3c |
||
80 | #define EOFFSET_S1 0x40 |
||
81 | #define EOFFSET_S2 0x44 |
||
82 | #define EOFFSET_S3 0x48 |
||
83 | #define EOFFSET_S4 0x4c |
||
84 | #define EOFFSET_S5 0x50 |
||
85 | #define EOFFSET_S6 0x54 |
||
86 | #define EOFFSET_S7 0x58 |
||
87 | #define EOFFSET_T8 0x5c |
||
88 | #define EOFFSET_T9 0x60 |
||
89 | #define EOFFSET_GP 0x64 |
||
90 | #define EOFFSET_SP 0x68 |
||
91 | #define EOFFSET_S8 0x6c |
||
92 | #define EOFFSET_RA 0x70 |
||
93 | #define EOFFSET_LO 0x74 |
||
94 | #define EOFFSET_HI 0x78 |
||
95 | #define EOFFSET_STATUS 0x7c |
||
96 | #define EOFFSET_EPC 0x80 |
||
1102 | palkovsky | 97 | #define EOFFSET_K1 0x84 |
1054 | cejka | 98 | #define REGISTER_SPACE 136 |
1949 | jermar | 99 | |
2779 | cejka | 100 | #ifdef __ASM__ |
101 | |||
102 | #include <arch/asm/regname.h> |
||
103 | |||
104 | # ctx: address of the structure with saved context |
||
105 | .macro CONTEXT_SAVE_ARCH_CORE ctx:req |
||
106 | sw $s0,OFFSET_S0(\ctx) |
||
107 | sw $s1,OFFSET_S1(\ctx) |
||
108 | sw $s2,OFFSET_S2(\ctx) |
||
109 | sw $s3,OFFSET_S3(\ctx) |
||
110 | sw $s4,OFFSET_S4(\ctx) |
||
111 | sw $s5,OFFSET_S5(\ctx) |
||
112 | sw $s6,OFFSET_S6(\ctx) |
||
113 | sw $s7,OFFSET_S7(\ctx) |
||
114 | sw $s8,OFFSET_S8(\ctx) |
||
115 | sw $gp,OFFSET_GP(\ctx) |
||
116 | |||
117 | #ifndef KERNEL |
||
118 | sw $k1,OFFSET_TLS(\ctx) |
||
119 | |||
120 | # ifdef CONFIG_MIPS_FPU |
||
121 | mfc1 $t0,$20 |
||
122 | sw $t0, OFFSET_F20(\ctx) |
||
123 | |||
124 | mfc1 $t0,$21 |
||
125 | sw $t0, OFFSET_F21(\ctx) |
||
126 | |||
127 | mfc1 $t0,$22 |
||
128 | sw $t0, OFFSET_F22(\ctx) |
||
129 | |||
130 | mfc1 $t0,$23 |
||
131 | sw $t0, OFFSET_F23(\ctx) |
||
132 | |||
133 | mfc1 $t0,$24 |
||
134 | sw $t0, OFFSET_F24(\ctx) |
||
135 | |||
136 | mfc1 $t0,$25 |
||
137 | sw $t0, OFFSET_F25(\ctx) |
||
138 | |||
139 | mfc1 $t0,$26 |
||
140 | sw $t0, OFFSET_F26(\ctx) |
||
141 | |||
142 | mfc1 $t0,$27 |
||
143 | sw $t0, OFFSET_F27(\ctx) |
||
144 | |||
145 | mfc1 $t0,$28 |
||
146 | sw $t0, OFFSET_F28(\ctx) |
||
147 | |||
148 | mfc1 $t0,$29 |
||
149 | sw $t0, OFFSET_F29(\ctx) |
||
150 | |||
151 | mfc1 $t0,$30 |
||
152 | sw $t0, OFFSET_F30(\ctx) |
||
153 | # endif /* CONFIG_MIPS_FPU */ |
||
154 | #endif /* KERNEL */ |
||
155 | |||
156 | sw $ra,OFFSET_PC(\ctx) |
||
157 | sw $sp,OFFSET_SP(\ctx) |
||
158 | .endm |
||
159 | |||
160 | # ctx: address of the structure with saved context |
||
161 | .macro CONTEXT_RESTORE_ARCH_CORE ctx:req |
||
162 | lw $s0,OFFSET_S0(\ctx) |
||
163 | lw $s1,OFFSET_S1(\ctx) |
||
164 | lw $s2,OFFSET_S2(\ctx) |
||
165 | lw $s3,OFFSET_S3(\ctx) |
||
166 | lw $s4,OFFSET_S4(\ctx) |
||
167 | lw $s5,OFFSET_S5(\ctx) |
||
168 | lw $s6,OFFSET_S6(\ctx) |
||
169 | lw $s7,OFFSET_S7(\ctx) |
||
170 | lw $s8,OFFSET_S8(\ctx) |
||
171 | lw $gp,OFFSET_GP(\ctx) |
||
172 | #ifndef KERNEL |
||
173 | lw $k1,OFFSET_TLS(\ctx) |
||
174 | |||
175 | # ifdef CONFIG_MIPS_FPU |
||
176 | lw $t0, OFFSET_F20(\ctx) |
||
177 | mtc1 $t0,$20 |
||
178 | |||
179 | lw $t0, OFFSET_F21(\ctx) |
||
180 | mtc1 $t0,$21 |
||
181 | |||
182 | lw $t0, OFFSET_F22(\ctx) |
||
183 | mtc1 $t0,$22 |
||
184 | |||
185 | lw $t0, OFFSET_F23(\ctx) |
||
186 | mtc1 $t0,$23 |
||
187 | |||
188 | lw $t0, OFFSET_F24(\ctx) |
||
189 | mtc1 $t0,$24 |
||
190 | |||
191 | lw $t0, OFFSET_F25(\ctx) |
||
192 | mtc1 $t0,$25 |
||
193 | |||
194 | lw $t0, OFFSET_F26(\ctx) |
||
195 | mtc1 $t0,$26 |
||
196 | |||
197 | lw $t0, OFFSET_F27(\ctx) |
||
198 | mtc1 $t0,$27 |
||
199 | |||
200 | lw $t0, OFFSET_F28(\ctx) |
||
201 | mtc1 $t0,$28 |
||
202 | |||
203 | lw $t0, OFFSET_F29(\ctx) |
||
204 | mtc1 $t0,$29 |
||
205 | |||
206 | lw $t0, OFFSET_F30(\ctx) |
||
207 | mtc1 $t0,$30 |
||
208 | # endif /* CONFIG_MIPS_FPU */ |
||
209 | |||
210 | #endif /* KERNEL */ |
||
211 | lw $ra,OFFSET_PC(\ctx) |
||
212 | lw $sp,OFFSET_SP(\ctx) |
||
213 | .endm |
||
214 | |||
1949 | jermar | 215 | #endif |
2779 | cejka | 216 | |
217 | |||
218 | #endif |