Subversion Repositories HelenOS-historic

Rev

Rev 1716 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 1716 Rev 1726
Line 119... Line 119...
119 
.org 0x100
 119 
.org 0x100
120 
.global exc_system_reset
 120 
.global exc_system_reset
121 
exc_system_reset:
 121 
exc_system_reset:
122 
	CONTEXT_STORE
 122 
	CONTEXT_STORE
123
123
124 
	lis r12, exc_dispatch@ha
 - 
 
125 
	addi r12, r12, exc_dispatch@l
 - 
 
126 
	mtsrr0 r12
 - 
 
127
- 
 
128 
	li r3, 0
 124 
	li r3, 0
129 
	b jump_to_kernel
 125 
	b jump_to_kernel
130 
 
 126 
 
131 
.org 0x200
 127 
.org 0x200
132 
.global exc_machine_check
 128 
.global exc_machine_check
133 
exc_machine_check:
 129 
exc_machine_check:
134 
	CONTEXT_STORE
 130 
	CONTEXT_STORE
135
131
136 
	lis r12, exc_dispatch@ha
 - 
 
137 
	addi r12, r12, exc_dispatch@l
 - 
 
138 
	mtsrr0 r12
 - 
 
139
- 
 
140 
	li r3, 1
 132 
	li r3, 1
141 
	b jump_to_kernel
 133 
	b jump_to_kernel
142 
 
 134 
 
143 
.org 0x300
 135 
.org 0x300
144 
.global exc_data_storage
 136 
.global exc_data_storage
145 
exc_data_storage:
 137 
exc_data_storage:
146 
	CONTEXT_STORE
 138 
	CONTEXT_STORE
147
139
- 
 
 140 
#	li r3, 2
148 
	lis r12, exc_dispatch@ha
 141 
#	mr r4, sp
149 
	addi r12, r12, exc_dispatch@l
 142 
#	addi r4, r4, 8
- 
 
 143 
#	bl pht_real_refill
- 
 
 144
150 
	mtsrr0 r12
 145 
#	cmpwi r3, 0
- 
 
 146 
#	bne iret_real
151
147
152 
	li r3, 2
 148 
	li r3, 2
153 
	b jump_to_kernel
 149 
	b jump_to_kernel
154 
 
 150 
 
155 
.org 0x400
 151 
.org 0x400
156 
.global exc_instruction_storage
 152 
.global exc_instruction_storage
157 
exc_instruction_storage:
 153 
exc_instruction_storage:
158 
	CONTEXT_STORE
 154 
	CONTEXT_STORE
159
155
- 
 
 156 
#	li r3, 3
160 
	lis r12, exc_dispatch@ha
 157 
#	mr r4, sp
161 
	addi r12, r12, exc_dispatch@l
 158 
#	addi r4, r4, 8
162 
	mtsrr0 r12
 159 
#	bl pht_real_refill
163
160
- 
 
 161 
#	cmpwi r3, 0
- 
 
 162 
#	bne iret_real
- 
 
 163 
 
164 
	li r3, 3
 164 
	li r3, 3
165 
	b jump_to_kernel
 165 
	b jump_to_kernel
166 
 
 166 
 
167 
.org 0x500
 167 
.org 0x500
168 
.global exc_external
 168 
.global exc_external
169 
exc_external:
 169 
exc_external:
170 
	CONTEXT_STORE
 170 
	CONTEXT_STORE
171
171
172 
	lis r12, exc_dispatch@ha
 - 
 
173 
	addi r12, r12, exc_dispatch@l
 - 
 
174 
	mtsrr0 r12
 - 
 
175
- 
 
176 
	li r3, 4
 172 
	li r3, 4
177 
	b jump_to_kernel
 173 
	b jump_to_kernel
178 
 
 174 
 
179 
.org 0x600
 175 
.org 0x600
180 
.global exc_alignment
 176 
.global exc_alignment
181 
exc_alignment:
 177 
exc_alignment:
182 
	CONTEXT_STORE
 178 
	CONTEXT_STORE
183
179
184 
	lis r12, exc_dispatch@ha
 - 
 
185 
	addi r12, r12, exc_dispatch@l
 - 
 
186 
	mtsrr0 r12
 - 
 
187
- 
 
188 
	li r3, 5
 180 
	li r3, 5
189 
	b jump_to_kernel
 181 
	b jump_to_kernel
190 
 
 182 
 
191 
.org 0x700
 183 
.org 0x700
192 
.global exc_program
 184 
.global exc_program
193 
exc_program:
 185 
exc_program:
194 
	CONTEXT_STORE
 186 
	CONTEXT_STORE
195
187
196 
	lis r12, exc_dispatch@ha
 - 
 
197 
	addi r12, r12, exc_dispatch@l
 - 
 
198 
	mtsrr0 r12
 - 
 
199
- 
 
200 
	li r3, 6
 188 
	li r3, 6
201 
	b jump_to_kernel
 189 
	b jump_to_kernel
202 
 
 190 
 
203 
.org 0x800
 191 
.org 0x800
204 
.global exc_fp_unavailable
 192 
.global exc_fp_unavailable
205 
exc_fp_unavailable:
 193 
exc_fp_unavailable:
206 
	CONTEXT_STORE
 194 
	CONTEXT_STORE
207
195
208 
	lis r12, exc_dispatch@ha
 - 
 
209 
	addi r12, r12, exc_dispatch@l
 - 
 
210 
	mtsrr0 r12
 - 
 
211
- 
 
212 
	li r3, 7
 196 
	li r3, 7
213 
	b jump_to_kernel
 197 
	b jump_to_kernel
214 
 
 198 
 
215 
.org 0x900
 199 
.org 0x900
216 
.global exc_decrementer
 200 
.global exc_decrementer
217 
exc_decrementer:
 201 
exc_decrementer:
218 
	CONTEXT_STORE
 202 
	CONTEXT_STORE
219 
 
 - 
 
220 
	lis r12, exc_dispatch@ha
 - 
 
221 
	addi r12, r12, exc_dispatch@l
 - 
 
222 
	mtsrr0 r12
 - 
 
223
203
224 
	li r3, 8
 204 
	li r3, 8
225 
	b jump_to_kernel
 205 
	b jump_to_kernel
226 
 
 206 
 
227 
.org 0xa00
 207 
.org 0xa00
228 
.global exc_reserved0
 208 
.global exc_reserved0
229 
exc_reserved0:
 209 
exc_reserved0:
230 
	CONTEXT_STORE
 210 
	CONTEXT_STORE
231
211
232 
	lis r12, exc_dispatch@ha
 - 
 
233 
	addi r12, r12, exc_dispatch@l
 - 
 
234 
	mtsrr0 r12
 - 
 
235
- 
 
236 
	li r3, 9
 212 
	li r3, 9
237 
	b jump_to_kernel
 213 
	b jump_to_kernel
238 
 
 214 
 
239 
.org 0xb00
 215 
.org 0xb00
240 
.global exc_reserved1
 216 
.global exc_reserved1
241 
exc_reserved1:
 217 
exc_reserved1:
242 
	CONTEXT_STORE
 218 
	CONTEXT_STORE
243
219
244 
	lis r12, exc_dispatch@ha
 - 
 
245 
	addi r12, r12, exc_dispatch@l
 - 
 
246 
	mtsrr0 r12
 - 
 
247
- 
 
248 
	li r3, 10
 220 
	li r3, 10
249 
	b jump_to_kernel
 221 
	b jump_to_kernel
250 
 
 222 
 
251 
.org 0xc00
 223 
.org 0xc00
252 
.global exc_syscall
 224 
.global exc_syscall
Line 258... Line 230...
258 
.org 0xd00
 230 
.org 0xd00
259 
.global exc_trace
 231 
.global exc_trace
260 
exc_trace:
 232 
exc_trace:
261 
	CONTEXT_STORE
 233 
	CONTEXT_STORE
262
234
263 
	lis r12, exc_dispatch@ha
 - 
 
264 
	addi r12, r12, exc_dispatch@l
 - 
 
265 
	mtsrr0 r12
 - 
 
266
- 
 
267 
	li r3, 12
 235 
	li r3, 12
268 
	b jump_to_kernel
 236 
	b jump_to_kernel
269 
 
 237 
 
270 
.org 0x4000
 238 
.org 0x4000
271 
jump_to_kernel:
 239 
jump_to_kernel:
272 
	lis r12, iret@ha
 240 
	lis r12, iret@ha
273 
	addi r12, r12, iret@l
 241 
	addi r12, r12, iret@l
274 
	mtlr r12
 242 
	mtlr r12
- 
 
 243
- 
 
 244 
	lis r12, exc_dispatch@ha
- 
 
 245 
	addi r12, r12, exc_dispatch@l
- 
 
 246 
	mtsrr0 r12
275 
 
 247
276 
	mfmsr r12
 248 
	mfmsr r12
277 
	ori r12, r12, (msr_ir | msr_dr)@l
 249 
	ori r12, r12, (msr_ir | msr_dr)@l
278 
	mtsrr1 r12
 250 
	mtsrr1 r12
279
251
280 
	addis sp, sp, 0x8000
 252 
	addis sp, sp, 0x8000
Line 289... Line 261...
289 
	mtsrr0 r12
 261 
	mtsrr0 r12
290
262
291 
	lis r12, iret_syscall@ha
 263 
	lis r12, iret_syscall@ha
292 
	addi r12, r12, iret_syscall@l
 264 
	addi r12, r12, iret_syscall@l
293 
	mtlr r12
 265 
	mtlr r12
294 
 
 266
295 
	mfmsr r12
 267 
	mfmsr r12
296 
	ori r12, r12, (msr_ir | msr_dr)@l
 268 
	ori r12, r12, (msr_ir | msr_dr)@l
297 
	mtsrr1 r12
 269 
	mtsrr1 r12
298
270
299 
	addis sp, sp, 0x8000
 271 
	addis sp, sp, 0x8000
300 
	rfi
 272 
	rfi
- 
 
 273 
 
- 
 
 274 
iret_real:
- 
 
 275
- 
 
 276 
	lwz r0, 8(sp)
- 
 
 277 
	lwz r2, 12(sp)
- 
 
 278 
	lwz r3, 16(sp)
- 
 
 279 
	lwz r4, 20(sp)
- 
 
 280 
	lwz r5, 24(sp)
- 
 
 281 
	lwz r6, 28(sp)
- 
 
 282 
	lwz r7, 32(sp)
- 
 
 283 
	lwz r8, 36(sp)
- 
 
 284 
	lwz r9, 40(sp)
- 
 
 285 
	lwz r10, 44(sp)
- 
 
 286 
	lwz r11, 48(sp)
- 
 
 287 
	lwz r13, 52(sp)
- 
 
 288 
	lwz r14, 56(sp)
- 
 
 289 
	lwz r15, 60(sp)
- 
 
 290 
	lwz r16, 64(sp)
- 
 
 291 
	lwz r17, 68(sp)
- 
 
 292 
	lwz r18, 72(sp)
- 
 
 293 
	lwz r19, 76(sp)
- 
 
 294 
	lwz r20, 80(sp)
- 
 
 295 
	lwz r21, 84(sp)
- 
 
 296 
	lwz r22, 88(sp)
- 
 
 297 
	lwz r23, 92(sp)
- 
 
 298 
	lwz r24, 96(sp)
- 
 
 299 
	lwz r25, 100(sp)
- 
 
 300 
	lwz r26, 104(sp)
- 
 
 301 
	lwz r27, 108(sp)
- 
 
 302 
	lwz r28, 112(sp)
- 
 
 303 
	lwz r29, 116(sp)
- 
 
 304 
	lwz r30, 120(sp)
- 
 
 305 
	lwz r31, 124(sp)
- 
 
 306
- 
 
 307 
	lwz r12, 128(sp)
- 
 
 308 
	mtcr r12
- 
 
 309
- 
 
 310 
	lwz r12, 132(sp)
- 
 
 311 
	mtsrr0 r12
- 
 
 312
- 
 
 313 
	lwz r12, 136(sp)
- 
 
 314 
	mtsrr1 r12
- 
 
 315
- 
 
 316 
	lwz r12, 140(sp)
- 
 
 317 
	mtlr r12
- 
 
 318
- 
 
 319 
	lwz r12, 144(sp)
- 
 
 320 
	mtctr r12
- 
 
 321
- 
 
 322 
	lwz r12, 148(sp)
- 
 
 323 
	mtxer r12
- 
 
 324
- 
 
 325 
	lwz r12, 152(sp)
- 
 
 326 
	lwz sp, 156(sp)
- 
 
 327
- 
 
 328 
	rfi