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183 
.size reset, .-reset
 183 
.size reset, .-reset
184 
.size hang, .-hang
 184 
.size hang, .-hang
185 
 
 185 
 
186 
.type reset_handler, %function
 186 
.type reset_handler, %function
187 
reset_handler:
 187 
reset_handler:
- 
 
 188 
	stmfd	sp, {r10-r12}
- 
 
 189 
	mov	r10, sp
- 
 
 190 
	mov	r11, lr
- 
 
 191 
	mrs	r12, cpsr
- 
 
 192 
	msr	cpsr_c, #0xd7
- 
 
 193 
	sub	sp, sp, #0x44
- 
 
 194 
	stmia	sp!, {r0-r9}
- 
 
 195 
	sub	r0, r10, #0xc
- 
 
 196 
	ldmia	r0, {r0-r2}
- 
 
 197 
	mov	r3, r10
- 
 
 198 
	mov	r4, r11
- 
 
 199 
	mov	r5, r11
- 
 
 200 
	mov	r6, r12
- 
 
 201 
	stmia	sp!, {r0-r6}
- 
 
 202 
	sub	sp, sp, #0x44
188 
	mov	r0, #0
 203 
	mov	r0, #0
189 
	adr	r1, reset_text
 204 
	adr	r1, reset_text
- 
 
 205 
	mov	r2, r11
190 
	b	panic
 206 
	b	panic
191 
reset_text:
 - 
 
192 
	.ascii	"Hit reset vector!\0"
 - 
 
193 
.size reset_handler, .-reset_handler
 207 
.size reset_handler, .-reset_handler
194 
 
 208 
 
195 
.type undef_instr_handler, %function
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.type undef_instr_handler, %function
196 
undef_instr_handler:
 210 
undef_instr_handler:
- 
 
 211 
	sub	sp, sp, #0x44
- 
 
 212 
	stmia	sp!, {r0-r12}
- 
 
 213 
	sub	r2, lr, #4
- 
 
 214 
	mrs	r3, spsr
- 
 
 215 
	mrs	r4, cpsr
- 
 
 216 
	orr	r0, r3, #0xc0
- 
 
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	msr	cpsr_c, r0
- 
 
 218 
	mov	r0, sp
- 
 
 219 
	mov	r1, lr
- 
 
 220 
	msr	cpsr_c, r4
- 
 
 221 
	stmia	sp!, {r0-r3}
- 
 
 222 
	sub	sp, sp, #0x44
197 
	mov	r0, #0
 223 
	mov	r0, #0
198 
	adr	r1, undef_instr_text
 224 
	adr	r1, undef_instr_text
199 
	sub	r2, lr, #4
 225 
	ldr	r3, [r2]
200 
	b	panicf
 226 
	b	panicf
201 
.size undef_instr_handler, .-undef_instr_handler
 227 
.size undef_instr_handler, .-undef_instr_handler
202 
 
 228 
 
203 
.type prefetch_abort_handler, %function
 229 
.type prefetch_abort_handler, %function
204 
prefetch_abort_handler:
 230 
prefetch_abort_handler:
- 
 
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	sub	sp, sp, #0x44
- 
 
 232 
	stmia	sp!, {r0-r12}
- 
 
 233 
	sub	r2, lr, #4
- 
 
 234 
	mrs	r3, spsr
- 
 
 235 
	mrs	r4, cpsr
- 
 
 236 
	orr	r0, r3, #0xc0
- 
 
 237 
	msr	cpsr_c, r0
- 
 
 238 
	mov	r0, sp
- 
 
 239 
	mov	r1, lr
- 
 
 240 
	msr	cpsr_c, r4
- 
 
 241 
	stmia	sp!, {r0-r3}
- 
 
 242 
	sub	sp, sp, #0x44
205 
	mov	r0, #0
 243 
	mov	r0, #0
206 
	adr	r1, prefetch_abort_text
 244 
	adr	r1, prefetch_abort_text
- 
 
 245 
	mrc	p15, 0, r3,c5,c0
- 
 
 246 
	mov	r4, r3,lsr#4
- 
 
 247 
	and	r4, r4, #0xf
207 
	sub	r2, lr, #4
 248 
	and	r5, r3, #0xf
- 
 
 249 
	stmfd	sp!, {r4-r5}
208 
	b	panicf
 250 
	b	panicf
209 
.size prefetch_abort_handler, .-prefetch_abort_handler
 251 
.size prefetch_abort_handler, .-prefetch_abort_handler
210 
 
 252 
 
211 
.type data_abort_handler, %function
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.type data_abort_handler, %function
212 
data_abort_handler:
 254 
data_abort_handler:
- 
 
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	sub	sp, sp, #0x44
- 
 
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	stmia	sp!, {r0-r12}
- 
 
 257 
	sub	r2, lr, #8
- 
 
 258 
	mrs	r3, spsr
- 
 
 259 
	mrs	r4, cpsr
- 
 
 260 
	orr	r0, r3, #0xc0
- 
 
 261 
	msr	cpsr_c, r0
- 
 
 262 
	mov	r0, sp
- 
 
 263 
	mov	r1, lr
- 
 
 264 
	msr	cpsr_c, r4
- 
 
 265 
	stmia	sp!, {r0-r3}
- 
 
 266 
	sub	sp, sp, #0x44
213 
	mov	r0, #0
 267 
	mov	r0, #0
214 
	adr	r1, data_abort_text
 268 
	adr	r1, data_abort_text
- 
 
 269 
	mrc	p15, 0, r3,c5,c0
- 
 
 270 
	mov	r4, r3,lsr#4
- 
 
 271 
	and	r4, r4, #0xf
215 
	sub	r2, lr, #4
 272 
	and	r5, r3, #0xf
- 
 
 273 
	mrc	p15, 0, r6,c6,c0
- 
 
 274 
	stmfd	sp!, {r4-r6}
216 
	b	panicf
 275 
	b	panicf
217 
.size data_abort_handler, .-data_abort_handler
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.size data_abort_handler, .-data_abort_handler
218 
 
 277 
 
219 
.type reserved_handler, %function
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.type reserved_handler, %function
220 
reserved_handler:
 279 
reserved_handler:
- 
 
 280 
	stmfd	sp, {r10-r12}
- 
 
 281 
	mov	r10, sp
- 
 
 282 
	mov	r11, lr
- 
 
 283 
	mrs	r12, cpsr
- 
 
 284 
	msr	cpsr_c, #0xd7
- 
 
 285 
	sub	sp, sp, #0x44
- 
 
 286 
	stmia	sp!, {r0-r9}
- 
 
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	sub	r0, r10, #0xc
- 
 
 288 
	ldmia	r0, {r0-r2}
- 
 
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	mov	r3, r10
- 
 
 290 
	mov	r4, r11
- 
 
 291 
	mov	r5, r11
- 
 
 292 
	mov	r6, r12
- 
 
 293 
	stmia	sp!, {r0-r6}
- 
 
 294 
	sub	sp, sp, #0x44
221 
	mov	r0, #0
 295 
	mov	r0, #0
222 
	adr	r1, reserved_text
 296 
	adr	r1, reserved_text
- 
 
 297 
	mov	r2, r11
223 
	b	panic
 298 
	b	panic
224 
.size reserved_handler, .-reserved_handler
 299 
.size reserved_handler, .-reserved_handler
225 
 
 300 
 
226 
.type fiq_handler, %function
 301 
.type fiq_handler, %function
227 
fiq_handler:
 302 
fiq_handler:
228 
	mov	r0, #2
 303 
	mov	r0, #2
229 
	adr	r1, fiq_text
 304 
	adr	r1, fiq_text
230 
	b	panic
 305 
	b	panic
231 
.size fiq_handler, .-fiq_handler
 306 
.size fiq_handler, .-fiq_handler
232 
 
 307 
 
233 
undef_instr_text:
 - 
 
234 
	.ascii	"Undefined instruction at %08X!\0"
 - 
 
235 
 
 - 
 
236 
prefetch_abort_text:
 308 
prefetch_abort_text:
237 
	.ascii	"Prefetch abort at %08X!\0"
 309 
	.ascii	"Prefetch abort at %08X!\nFSR: %08X (domain %d, fault %d)\0"
238 
 
 310 
 
239 
data_abort_text:
 311 
reset_text:
240 
	.ascii	"Data abort at %08X!\0"
 312 
	.ascii	"Hit reset vector!\n(Last known PC: %08X)\0"
241 
 
 313 
 
242 
reserved_text:
 314 
undef_instr_text:
243 
	.ascii	"Hit reserved exception handler!\0"
 315 
	.ascii	"Undefined instruction at %08X!\n(Opcode: %08X)\0"
- 
 
 316 
 
- 
 
 317 
data_abort_text:
- 
 
 318 
	.ascii	"Data abort at %08X!\nFSR: %08X (domain %d, fault %d)\nAddress: %08X\0"
244 
 
 319 
 
245 
fiq_text:
 320 
fiq_text:
246 
	.ascii	"Unhandled FIQ!\0"
 321 
	.ascii	"Unhandled FIQ!\0"
247 
 
 322 
 
- 
 
 323 
reserved_text:
- 
 
 324 
	.ascii	"Hit reserved exception handler!\n(Last known PC: %08X)\0"
- 
 
 325 
 
248 
syscall_text:
 326 
syscall_text:
249 
	.ascii	"Unhandled syscall!\0"
 327 
	.ascii	"Unhandled syscall!\0"
250 
 
 328 
 
251 
 
 329 
 
252 
.section .icode.usec_timer, "ax", %progbits
 330 
.section .icode.usec_timer, "ax", %progbits