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1 | /* |
1 | /* |
2 | * Copyright (C) 2005 Jakub Jermar |
2 | * Copyright (C) 2005 Jakub Jermar |
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 | /** @addtogroup sparc64interrupt |
29 | /** @addtogroup sparc64interrupt |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | * |
33 | * |
34 | */ |
34 | */ |
35 | 35 | ||
36 | #include <arch/trap/exception.h> |
36 | #include <arch/trap/exception.h> |
- | 37 | #include <arch/mm/tlb.h> |
|
37 | #include <arch/interrupt.h> |
38 | #include <arch/interrupt.h> |
38 | #include <interrupt.h> |
39 | #include <interrupt.h> |
39 | #include <arch/asm.h> |
40 | #include <arch/asm.h> |
40 | #include <arch/register.h> |
41 | #include <arch/register.h> |
41 | #include <debug.h> |
42 | #include <debug.h> |
42 | #include <typedefs.h> |
43 | #include <typedefs.h> |
43 | #include <symtab.h> |
44 | #include <symtab.h> |
44 | #include <print.h> |
45 | #include <print.h> |
45 | 46 | ||
46 | void dump_istate(istate_t *istate) |
47 | void dump_istate(istate_t *istate) |
47 | { |
48 | { |
48 | printf("TSTATE=%#llx\n", istate->tstate); |
49 | printf("TSTATE=%#llx\n", istate->tstate); |
49 | printf("TPC=%#llx (%s)\n", istate->tpc, get_symtab_entry(istate->tpc)); |
50 | printf("TPC=%#llx (%s)\n", istate->tpc, get_symtab_entry(istate->tpc)); |
50 | printf("TNPC=%#llx (%s)\n", istate->tnpc, get_symtab_entry(istate->tnpc)); |
51 | printf("TNPC=%#llx (%s)\n", istate->tnpc, get_symtab_entry(istate->tnpc)); |
51 | } |
52 | } |
52 | 53 | ||
53 | /** Handle instruction_access_exception. (0x8) */ |
54 | /** Handle instruction_access_exception. (0x8) */ |
54 | void instruction_access_exception(int n, istate_t *istate) |
55 | void instruction_access_exception(int n, istate_t *istate) |
55 | { |
56 | { |
56 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
57 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
57 | dump_istate(istate); |
58 | dump_istate(istate); |
58 | panic("%s\n", __FUNCTION__); |
59 | panic("%s\n", __FUNCTION__); |
59 | } |
60 | } |
60 | 61 | ||
61 | /** Handle instruction_access_error. (0xa) */ |
62 | /** Handle instruction_access_error. (0xa) */ |
62 | void instruction_access_error(int n, istate_t *istate) |
63 | void instruction_access_error(int n, istate_t *istate) |
63 | { |
64 | { |
64 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
65 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
65 | dump_istate(istate); |
66 | dump_istate(istate); |
66 | panic("%s\n", __FUNCTION__); |
67 | panic("%s\n", __FUNCTION__); |
67 | } |
68 | } |
68 | 69 | ||
69 | /** Handle illegal_instruction. (0x10) */ |
70 | /** Handle illegal_instruction. (0x10) */ |
70 | void illegal_instruction(int n, istate_t *istate) |
71 | void illegal_instruction(int n, istate_t *istate) |
71 | { |
72 | { |
72 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
73 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
73 | dump_istate(istate); |
74 | dump_istate(istate); |
74 | panic("%s\n", __FUNCTION__); |
75 | panic("%s\n", __FUNCTION__); |
75 | } |
76 | } |
76 | 77 | ||
77 | /** Handle privileged_opcode. (0x11) */ |
78 | /** Handle privileged_opcode. (0x11) */ |
78 | void privileged_opcode(int n, istate_t *istate) |
79 | void privileged_opcode(int n, istate_t *istate) |
79 | { |
80 | { |
80 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
81 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
81 | dump_istate(istate); |
82 | dump_istate(istate); |
82 | panic("%s\n", __FUNCTION__); |
83 | panic("%s\n", __FUNCTION__); |
83 | } |
84 | } |
84 | 85 | ||
85 | /** Handle unimplemented_LDD. (0x12) */ |
86 | /** Handle unimplemented_LDD. (0x12) */ |
86 | void unimplemented_LDD(int n, istate_t *istate) |
87 | void unimplemented_LDD(int n, istate_t *istate) |
87 | { |
88 | { |
88 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
89 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
89 | dump_istate(istate); |
90 | dump_istate(istate); |
90 | panic("%s\n", __FUNCTION__); |
91 | panic("%s\n", __FUNCTION__); |
91 | } |
92 | } |
92 | 93 | ||
93 | /** Handle unimplemented_STD. (0x13) */ |
94 | /** Handle unimplemented_STD. (0x13) */ |
94 | void unimplemented_STD(int n, istate_t *istate) |
95 | void unimplemented_STD(int n, istate_t *istate) |
95 | { |
96 | { |
96 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
97 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
97 | dump_istate(istate); |
98 | dump_istate(istate); |
98 | panic("%s\n", __FUNCTION__); |
99 | panic("%s\n", __FUNCTION__); |
99 | } |
100 | } |
100 | 101 | ||
101 | /** Handle fp_disabled. (0x20) */ |
102 | /** Handle fp_disabled. (0x20) */ |
102 | void fp_disabled(int n, istate_t *istate) |
103 | void fp_disabled(int n, istate_t *istate) |
103 | { |
104 | { |
104 | fprs_reg_t fprs; |
105 | fprs_reg_t fprs; |
105 | 106 | ||
106 | fprs.value = fprs_read(); |
107 | fprs.value = fprs_read(); |
107 | if (!fprs.fef) { |
108 | if (!fprs.fef) { |
108 | fprs.fef = true; |
109 | fprs.fef = true; |
109 | fprs_write(fprs.value); |
110 | fprs_write(fprs.value); |
110 | return; |
111 | return; |
111 | } |
112 | } |
112 | 113 | ||
113 | #ifdef CONFIG_FPU_LAZY |
114 | #ifdef CONFIG_FPU_LAZY |
114 | scheduler_fpu_lazy_request(); |
115 | scheduler_fpu_lazy_request(); |
115 | #else |
116 | #else |
116 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
117 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
117 | dump_istate(istate); |
118 | dump_istate(istate); |
118 | panic("%s\n", __FUNCTION__); |
119 | panic("%s\n", __FUNCTION__); |
119 | #endif |
120 | #endif |
120 | } |
121 | } |
121 | 122 | ||
122 | /** Handle fp_exception_ieee_754. (0x21) */ |
123 | /** Handle fp_exception_ieee_754. (0x21) */ |
123 | void fp_exception_ieee_754(int n, istate_t *istate) |
124 | void fp_exception_ieee_754(int n, istate_t *istate) |
124 | { |
125 | { |
125 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
126 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
126 | dump_istate(istate); |
127 | dump_istate(istate); |
127 | panic("%s\n", __FUNCTION__); |
128 | panic("%s\n", __FUNCTION__); |
128 | } |
129 | } |
129 | 130 | ||
130 | /** Handle fp_exception_other. (0x22) */ |
131 | /** Handle fp_exception_other. (0x22) */ |
131 | void fp_exception_other(int n, istate_t *istate) |
132 | void fp_exception_other(int n, istate_t *istate) |
132 | { |
133 | { |
133 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
134 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
134 | dump_istate(istate); |
135 | dump_istate(istate); |
135 | panic("%s\n", __FUNCTION__); |
136 | panic("%s\n", __FUNCTION__); |
136 | } |
137 | } |
137 | 138 | ||
138 | /** Handle tag_overflow. (0x23) */ |
139 | /** Handle tag_overflow. (0x23) */ |
139 | void tag_overflow(int n, istate_t *istate) |
140 | void tag_overflow(int n, istate_t *istate) |
140 | { |
141 | { |
141 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
142 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
142 | dump_istate(istate); |
143 | dump_istate(istate); |
143 | panic("%s\n", __FUNCTION__); |
144 | panic("%s\n", __FUNCTION__); |
144 | } |
145 | } |
145 | 146 | ||
146 | /** Handle division_by_zero. (0x28) */ |
147 | /** Handle division_by_zero. (0x28) */ |
147 | void division_by_zero(int n, istate_t *istate) |
148 | void division_by_zero(int n, istate_t *istate) |
148 | { |
149 | { |
149 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
150 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
150 | dump_istate(istate); |
151 | dump_istate(istate); |
151 | panic("%s\n", __FUNCTION__); |
152 | panic("%s\n", __FUNCTION__); |
152 | } |
153 | } |
153 | 154 | ||
154 | /** Handle data_access_exception. (0x30) */ |
155 | /** Handle data_access_exception. (0x30) */ |
155 | void data_access_exception(int n, istate_t *istate) |
156 | void data_access_exception(int n, istate_t *istate) |
156 | { |
157 | { |
157 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
158 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
158 | dump_istate(istate); |
159 | dump_istate(istate); |
- | 160 | dump_sfsr_and_sfar(); |
|
159 | panic("%s\n", __FUNCTION__); |
161 | panic("%s\n", __FUNCTION__); |
160 | } |
162 | } |
161 | 163 | ||
162 | /** Handle data_access_error. (0x32) */ |
164 | /** Handle data_access_error. (0x32) */ |
163 | void data_access_error(int n, istate_t *istate) |
165 | void data_access_error(int n, istate_t *istate) |
164 | { |
166 | { |
165 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
167 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
166 | dump_istate(istate); |
168 | dump_istate(istate); |
167 | panic("%s\n", __FUNCTION__); |
169 | panic("%s\n", __FUNCTION__); |
168 | } |
170 | } |
169 | 171 | ||
170 | /** Handle mem_address_not_aligned. (0x34) */ |
172 | /** Handle mem_address_not_aligned. (0x34) */ |
171 | void mem_address_not_aligned(int n, istate_t *istate) |
173 | void mem_address_not_aligned(int n, istate_t *istate) |
172 | { |
174 | { |
173 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
175 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
174 | dump_istate(istate); |
176 | dump_istate(istate); |
175 | panic("%s\n", __FUNCTION__); |
177 | panic("%s\n", __FUNCTION__); |
176 | } |
178 | } |
177 | 179 | ||
178 | /** Handle LDDF_mem_address_not_aligned. (0x35) */ |
180 | /** Handle LDDF_mem_address_not_aligned. (0x35) */ |
179 | void LDDF_mem_address_not_aligned(int n, istate_t *istate) |
181 | void LDDF_mem_address_not_aligned(int n, istate_t *istate) |
180 | { |
182 | { |
181 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
183 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
182 | dump_istate(istate); |
184 | dump_istate(istate); |
183 | panic("%s\n", __FUNCTION__); |
185 | panic("%s\n", __FUNCTION__); |
184 | } |
186 | } |
185 | 187 | ||
186 | /** Handle STDF_mem_address_not_aligned. (0x36) */ |
188 | /** Handle STDF_mem_address_not_aligned. (0x36) */ |
187 | void STDF_mem_address_not_aligned(int n, istate_t *istate) |
189 | void STDF_mem_address_not_aligned(int n, istate_t *istate) |
188 | { |
190 | { |
189 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
191 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
190 | dump_istate(istate); |
192 | dump_istate(istate); |
191 | panic("%s\n", __FUNCTION__); |
193 | panic("%s\n", __FUNCTION__); |
192 | } |
194 | } |
193 | 195 | ||
194 | /** Handle privileged_action. (0x37) */ |
196 | /** Handle privileged_action. (0x37) */ |
195 | void privileged_action(int n, istate_t *istate) |
197 | void privileged_action(int n, istate_t *istate) |
196 | { |
198 | { |
197 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
199 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
198 | dump_istate(istate); |
200 | dump_istate(istate); |
199 | panic("%s\n", __FUNCTION__); |
201 | panic("%s\n", __FUNCTION__); |
200 | } |
202 | } |
201 | 203 | ||
202 | /** Handle LDQF_mem_address_not_aligned. (0x38) */ |
204 | /** Handle LDQF_mem_address_not_aligned. (0x38) */ |
203 | void LDQF_mem_address_not_aligned(int n, istate_t *istate) |
205 | void LDQF_mem_address_not_aligned(int n, istate_t *istate) |
204 | { |
206 | { |
205 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
207 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
206 | dump_istate(istate); |
208 | dump_istate(istate); |
207 | panic("%s\n", __FUNCTION__); |
209 | panic("%s\n", __FUNCTION__); |
208 | } |
210 | } |
209 | 211 | ||
210 | /** Handle STQF_mem_address_not_aligned. (0x39) */ |
212 | /** Handle STQF_mem_address_not_aligned. (0x39) */ |
211 | void STQF_mem_address_not_aligned(int n, istate_t *istate) |
213 | void STQF_mem_address_not_aligned(int n, istate_t *istate) |
212 | { |
214 | { |
213 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
215 | fault_if_from_uspace(istate, "%s\n", __FUNCTION__); |
214 | dump_istate(istate); |
216 | dump_istate(istate); |
215 | panic("%s\n", __FUNCTION__); |
217 | panic("%s\n", __FUNCTION__); |
216 | } |
218 | } |
217 | 219 | ||
218 | /** @} |
220 | /** @} |
219 | */ |
221 | */ |
220 | 222 |