WebSVN – HelenOS-historic – Diff – /kernel/trunk/arch/ppc32/src/exception.S


#
# Copyright (C) 2006 Martin Decky
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# - Redistributions of source code must retain the above copyright
#   notice, this list of conditions and the following disclaimer.
# - Redistributions in binary form must reproduce the above copyright
#   notice, this list of conditions and the following disclaimer in the
#   documentation and/or other materials provided with the distribution.
# - The name of the author may not be used to endorse or promote products
#   derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
 
#include <arch/asm/regname.h>
#include <arch/mm/page.h>
 
.section K_UNMAPPED_TEXT_START, "ax"
 
.macro CONTEXT_STORE
	
	# save R12 in SPRG1, backup CR in R12
	# save SP in SPRG2
 
	mtsprg1 r12
	mfcr r12
	mtsprg2 sp
	
	# check whether SP is in kernel
	
	andis. sp, sp, 0x8000
	bne 1f
	
		# stack is in user-space
		
		mfsprg0 sp
	
	b 2f
	
	1:
	
		# stack is in kernel
		
		mfsprg2 sp
		subis sp, sp, 0x8000
	
	2:
	
	subi sp, sp, 160
	stw r0, 8(sp)
	stw r2, 12(sp)
	stw r3, 16(sp)
	stw r4, 20(sp)
	stw r5, 24(sp)
	stw r6, 28(sp)
	stw r7, 32(sp)
	stw r8, 36(sp)
	stw r9, 40(sp)
	stw r10, 44(sp)
	stw r11, 48(sp)
	stw r13, 52(sp)
	stw r14, 56(sp)
	stw r15, 60(sp)
	stw r16, 64(sp)
	stw r17, 68(sp)
	stw r18, 72(sp)
	stw r19, 76(sp)
	stw r20, 80(sp)
	stw r21, 84(sp)
	stw r22, 88(sp)
	stw r23, 92(sp)
	stw r24, 96(sp)
	stw r25, 100(sp)
	stw r26, 104(sp)
	stw r27, 108(sp)
	stw r28, 112(sp)
	stw r29, 116(sp)
	stw r30, 120(sp)
	stw r31, 124(sp)
	
	stw r12, 128(sp)
	
	mfsrr0 r12
	stw r12, 132(sp)
	
	mfsrr1 r12
	stw r12, 136(sp)
	
	mflr r12
	stw r12, 140(sp)
	
	mfctr r12
	stw r12, 144(sp)
	
	mfxer r12
	stw r12, 148(sp)
	
	mfsprg1 r12
	stw r12, 152(sp)
	
	mfsprg2 r12
	stw r12, 156(sp)
.endm
 
.org 0x100
.global exc_system_reset
exc_system_reset:
	CONTEXT_STORE
	
	li r3, 0
	b jump_to_kernel
 
.org 0x200
.global exc_machine_check
exc_machine_check:
	CONTEXT_STORE
	
	li r3, 1
	b jump_to_kernel
 
.org 0x300
.global exc_data_storage
exc_data_storage:
	CONTEXT_STORE
	
	li r3, 2
	mr r4, sp
	addi r4, r4, 8
	bl pht_real_refill
	
	cmpwi r3, 0
	bne iret_real
	
	li r3, 2
	b jump_to_kernel
 
.org 0x400
.global exc_instruction_storage
exc_instruction_storage:
	CONTEXT_STORE
	
	li r3, 3
	mr r4, sp
	addi r4, r4, 8
	bl pht_real_refill
	
	cmpwi r3, 0
	bne iret_real
 
	li r3, 3
	b jump_to_kernel
 
.org 0x500
.global exc_external
exc_external:
	CONTEXT_STORE
	
	li r3, 4
	b jump_to_kernel
 
.org 0x600
.global exc_alignment
exc_alignment:
	CONTEXT_STORE
	
	li r3, 5
	b jump_to_kernel
 
.org 0x700
.global exc_program
exc_program:
	CONTEXT_STORE
	
	li r3, 6
	b jump_to_kernel
 
.org 0x800
.global exc_fp_unavailable
exc_fp_unavailable:
	CONTEXT_STORE
	
	li r3, 7
	b jump_to_kernel
 
.org 0x900
.global exc_decrementer
exc_decrementer:
	CONTEXT_STORE
	
	li r3, 8
	b jump_to_kernel
 
.org 0xa00
.global exc_reserved0
exc_reserved0:
	CONTEXT_STORE
	
	li r3, 9
	b jump_to_kernel
 
.org 0xb00
.global exc_reserved1
exc_reserved1:
	CONTEXT_STORE
	
	li r3, 10
	b jump_to_kernel
 
.org 0xc00
.global exc_syscall
exc_syscall:
	CONTEXT_STORE	
	
	b jump_to_kernel_syscall
 
.org 0xd00
.global exc_trace
exc_trace:
	CONTEXT_STORE
	
	li r3, 12
	b jump_to_kernel
 
.org 0x4000
jump_to_kernel:
	lis r12, iret@ha
	addi r12, r12, iret@l
	mtlr r12
	
	lis r12, exc_dispatch@ha
	addi r12, r12, exc_dispatch@l
	mtsrr0 r12
	
	mfmsr r12
	ori r12, r12, (msr_ir | msr_dr)@l
	mtsrr1 r12
	
	addis sp, sp, 0x8000
	mr r4, sp
	addi r4, r4, 8
	
	rfi
 
jump_to_kernel_syscall:
	lis r12, syscall_handler@ha
	addi r12, r12, syscall_handler@l
	mtsrr0 r12
	
	lis r12, iret_syscall@ha
	addi r12, r12, iret_syscall@l
	mtlr r12
	
	mfmsr r12
	ori r12, r12, (msr_ir | msr_dr)@l
	mtsrr1 r12
	
	addis sp, sp, 0x8000
	rfi
 
iret_real:
	
	lwz r0, 8(sp)
	lwz r2, 12(sp)
	lwz r3, 16(sp)
	lwz r4, 20(sp)
	lwz r5, 24(sp)
	lwz r6, 28(sp)
	lwz r7, 32(sp)
	lwz r8, 36(sp)
	lwz r9, 40(sp)
	lwz r10, 44(sp)
	lwz r11, 48(sp)
	lwz r13, 52(sp)
	lwz r14, 56(sp)
	lwz r15, 60(sp)
	lwz r16, 64(sp)
	lwz r17, 68(sp)
	lwz r18, 72(sp)
	lwz r19, 76(sp)
	lwz r20, 80(sp)
	lwz r21, 84(sp)
	lwz r22, 88(sp)
	lwz r23, 92(sp)
	lwz r24, 96(sp)
	lwz r25, 100(sp)
	lwz r26, 104(sp)
	lwz r27, 108(sp)
	lwz r28, 112(sp)
	lwz r29, 116(sp)
	lwz r30, 120(sp)
	lwz r31, 124(sp)
	
	lwz r12, 128(sp)
	mtcr r12
	
	lwz r12, 132(sp)
	mtsrr0 r12
	
	lwz r12, 136(sp)
	mtsrr1 r12
	
	lwz r12, 140(sp)
	mtlr r12
	
	lwz r12, 144(sp)
	mtctr r12
	
	lwz r12, 148(sp)
	mtxer r12
	
	lwz r12, 152(sp)
	lwz sp, 156(sp)
	
	rfi
 

Rev 1726	Rev 1730
1	#	1	#
2	# Copyright (C) 2006 Martin Decky	2	# Copyright (C) 2006 Martin Decky
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	#include <arch/asm/regname.h>	29	#include <arch/asm/regname.h>
30	#include <arch/mm/page.h>	30	#include <arch/mm/page.h>
31		31
32	.section K_UNMAPPED_TEXT_START, "ax"	32	.section K_UNMAPPED_TEXT_START, "ax"
33		33
34	.macro CONTEXT_STORE	34	.macro CONTEXT_STORE
35		35
36	# save R12 in SPRG1, backup CR in R12	36	# save R12 in SPRG1, backup CR in R12
37	# save SP in SPRG2	37	# save SP in SPRG2
38		38
39	mtsprg1 r12	39	mtsprg1 r12
40	mfcr r12	40	mfcr r12
41	mtsprg2 sp	41	mtsprg2 sp
42		42
43	# check whether SP is in kernel	43	# check whether SP is in kernel
44		44
45	andis. sp, sp, 0x8000	45	andis. sp, sp, 0x8000
46	bne 1f	46	bne 1f
47		47
48	# stack is in user-space	48	# stack is in user-space
49		49
50	mfsprg0 sp	50	mfsprg0 sp
51		51
52	b 2f	52	b 2f
53		53
54	1:	54	1:
55		55
56	# stack is in kernel	56	# stack is in kernel
57		57
58	mfsprg2 sp	58	mfsprg2 sp
59	subis sp, sp, 0x8000	59	subis sp, sp, 0x8000
60		60
61	2:	61	2:
62		62
63	subi sp, sp, 160	63	subi sp, sp, 160
64	stw r0, 8(sp)	64	stw r0, 8(sp)
65	stw r2, 12(sp)	65	stw r2, 12(sp)
66	stw r3, 16(sp)	66	stw r3, 16(sp)
67	stw r4, 20(sp)	67	stw r4, 20(sp)
68	stw r5, 24(sp)	68	stw r5, 24(sp)
69	stw r6, 28(sp)	69	stw r6, 28(sp)
70	stw r7, 32(sp)	70	stw r7, 32(sp)
71	stw r8, 36(sp)	71	stw r8, 36(sp)
72	stw r9, 40(sp)	72	stw r9, 40(sp)
73	stw r10, 44(sp)	73	stw r10, 44(sp)
74	stw r11, 48(sp)	74	stw r11, 48(sp)
75	stw r13, 52(sp)	75	stw r13, 52(sp)
76	stw r14, 56(sp)	76	stw r14, 56(sp)
77	stw r15, 60(sp)	77	stw r15, 60(sp)
78	stw r16, 64(sp)	78	stw r16, 64(sp)
79	stw r17, 68(sp)	79	stw r17, 68(sp)
80	stw r18, 72(sp)	80	stw r18, 72(sp)
81	stw r19, 76(sp)	81	stw r19, 76(sp)
82	stw r20, 80(sp)	82	stw r20, 80(sp)
83	stw r21, 84(sp)	83	stw r21, 84(sp)
84	stw r22, 88(sp)	84	stw r22, 88(sp)
85	stw r23, 92(sp)	85	stw r23, 92(sp)
86	stw r24, 96(sp)	86	stw r24, 96(sp)
87	stw r25, 100(sp)	87	stw r25, 100(sp)
88	stw r26, 104(sp)	88	stw r26, 104(sp)
89	stw r27, 108(sp)	89	stw r27, 108(sp)
90	stw r28, 112(sp)	90	stw r28, 112(sp)
91	stw r29, 116(sp)	91	stw r29, 116(sp)
92	stw r30, 120(sp)	92	stw r30, 120(sp)
93	stw r31, 124(sp)	93	stw r31, 124(sp)
94		94
95	stw r12, 128(sp)	95	stw r12, 128(sp)
96		96
97	mfsrr0 r12	97	mfsrr0 r12
98	stw r12, 132(sp)	98	stw r12, 132(sp)
99		99
100	mfsrr1 r12	100	mfsrr1 r12
101	stw r12, 136(sp)	101	stw r12, 136(sp)
102		102
103	mflr r12	103	mflr r12
104	stw r12, 140(sp)	104	stw r12, 140(sp)
105		105
106	mfctr r12	106	mfctr r12
107	stw r12, 144(sp)	107	stw r12, 144(sp)
108		108
109	mfxer r12	109	mfxer r12
110	stw r12, 148(sp)	110	stw r12, 148(sp)
111		111
112	mfsprg1 r12	112	mfsprg1 r12
113	stw r12, 152(sp)	113	stw r12, 152(sp)
114		114
115	mfsprg2 r12	115	mfsprg2 r12
116	stw r12, 156(sp)	116	stw r12, 156(sp)
117	.endm	117	.endm
118		118
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	li r3, 0	124	li r3, 0
125	b jump_to_kernel	125	b jump_to_kernel
126		126
127	.org 0x200	127	.org 0x200
128	.global exc_machine_check	128	.global exc_machine_check
129	exc_machine_check:	129	exc_machine_check:
130	CONTEXT_STORE	130	CONTEXT_STORE
131		131
132	li r3, 1	132	li r3, 1
133	b jump_to_kernel	133	b jump_to_kernel
134		134
135	.org 0x300	135	.org 0x300
136	.global exc_data_storage	136	.global exc_data_storage
137	exc_data_storage:	137	exc_data_storage:
138	CONTEXT_STORE	138	CONTEXT_STORE
139		139
140	# li r3, 2	140	li r3, 2
141	# mr r4, sp	141	mr r4, sp
142	# addi r4, r4, 8	142	addi r4, r4, 8
143	# bl pht_real_refill	143	bl pht_real_refill
144		144
145	# cmpwi r3, 0	145	cmpwi r3, 0
146	# bne iret_real	146	bne iret_real
147		147
148	li r3, 2	148	li r3, 2
149	b jump_to_kernel	149	b jump_to_kernel
150		150
151	.org 0x400	151	.org 0x400
152	.global exc_instruction_storage	152	.global exc_instruction_storage
153	exc_instruction_storage:	153	exc_instruction_storage:
154	CONTEXT_STORE	154	CONTEXT_STORE
155		155
156	# li r3, 3	156	li r3, 3
157	# mr r4, sp	157	mr r4, sp
158	# addi r4, r4, 8	158	addi r4, r4, 8
159	# bl pht_real_refill	159	bl pht_real_refill
160		160
161	# cmpwi r3, 0	161	cmpwi r3, 0
162	# bne iret_real	162	bne iret_real
163		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	li r3, 4	172	li r3, 4
173	b jump_to_kernel	173	b jump_to_kernel
174		174
175	.org 0x600	175	.org 0x600
176	.global exc_alignment	176	.global exc_alignment
177	exc_alignment:	177	exc_alignment:
178	CONTEXT_STORE	178	CONTEXT_STORE
179		179
180	li r3, 5	180	li r3, 5
181	b jump_to_kernel	181	b jump_to_kernel
182		182
183	.org 0x700	183	.org 0x700
184	.global exc_program	184	.global exc_program
185	exc_program:	185	exc_program:
186	CONTEXT_STORE	186	CONTEXT_STORE
187		187
188	li r3, 6	188	li r3, 6
189	b jump_to_kernel	189	b jump_to_kernel
190		190
191	.org 0x800	191	.org 0x800
192	.global exc_fp_unavailable	192	.global exc_fp_unavailable
193	exc_fp_unavailable:	193	exc_fp_unavailable:
194	CONTEXT_STORE	194	CONTEXT_STORE
195		195
196	li r3, 7	196	li r3, 7
197	b jump_to_kernel	197	b jump_to_kernel
198		198
199	.org 0x900	199	.org 0x900
200	.global exc_decrementer	200	.global exc_decrementer
201	exc_decrementer:	201	exc_decrementer:
202	CONTEXT_STORE	202	CONTEXT_STORE
203		203
204	li r3, 8	204	li r3, 8
205	b jump_to_kernel	205	b jump_to_kernel
206		206
207	.org 0xa00	207	.org 0xa00
208	.global exc_reserved0	208	.global exc_reserved0
209	exc_reserved0:	209	exc_reserved0:
210	CONTEXT_STORE	210	CONTEXT_STORE
211		211
212	li r3, 9	212	li r3, 9
213	b jump_to_kernel	213	b jump_to_kernel
214		214
215	.org 0xb00	215	.org 0xb00
216	.global exc_reserved1	216	.global exc_reserved1
217	exc_reserved1:	217	exc_reserved1:
218	CONTEXT_STORE	218	CONTEXT_STORE
219		219
220	li r3, 10	220	li r3, 10
221	b jump_to_kernel	221	b jump_to_kernel
222		222
223	.org 0xc00	223	.org 0xc00
224	.global exc_syscall	224	.global exc_syscall
225	exc_syscall:	225	exc_syscall:
226	CONTEXT_STORE	226	CONTEXT_STORE
227		227
228	b jump_to_kernel_syscall	228	b jump_to_kernel_syscall
229		229
230	.org 0xd00	230	.org 0xd00
231	.global exc_trace	231	.global exc_trace
232	exc_trace:	232	exc_trace:
233	CONTEXT_STORE	233	CONTEXT_STORE
234		234
235	li r3, 12	235	li r3, 12
236	b jump_to_kernel	236	b jump_to_kernel
237		237
238	.org 0x4000	238	.org 0x4000
239	jump_to_kernel:	239	jump_to_kernel:
240	lis r12, iret@ha	240	lis r12, iret@ha
241	addi r12, r12, iret@l	241	addi r12, r12, iret@l
242	mtlr r12	242	mtlr r12
243		243
244	lis r12, exc_dispatch@ha	244	lis r12, exc_dispatch@ha
245	addi r12, r12, exc_dispatch@l	245	addi r12, r12, exc_dispatch@l
246	mtsrr0 r12	246	mtsrr0 r12
247		247
248	mfmsr r12	248	mfmsr r12
249	ori r12, r12, (msr_ir \| msr_dr)@l	249	ori r12, r12, (msr_ir \| msr_dr)@l
250	mtsrr1 r12	250	mtsrr1 r12
251		251
252	addis sp, sp, 0x8000	252	addis sp, sp, 0x8000
253	mr r4, sp	253	mr r4, sp
254	addi r4, r4, 8	254	addi r4, r4, 8
255		255
256	rfi	256	rfi
257		257
258	jump_to_kernel_syscall:	258	jump_to_kernel_syscall:
259	lis r12, syscall_handler@ha	259	lis r12, syscall_handler@ha
260	addi r12, r12, syscall_handler@l	260	addi r12, r12, syscall_handler@l
261	mtsrr0 r12	261	mtsrr0 r12
262		262
263	lis r12, iret_syscall@ha	263	lis r12, iret_syscall@ha
264	addi r12, r12, iret_syscall@l	264	addi r12, r12, iret_syscall@l
265	mtlr r12	265	mtlr r12
266		266
267	mfmsr r12	267	mfmsr r12
268	ori r12, r12, (msr_ir \| msr_dr)@l	268	ori r12, r12, (msr_ir \| msr_dr)@l
269	mtsrr1 r12	269	mtsrr1 r12
270		270
271	addis sp, sp, 0x8000	271	addis sp, sp, 0x8000
272	rfi	272	rfi
273		273
274	iret_real:	274	iret_real:
275		275
276	lwz r0, 8(sp)	276	lwz r0, 8(sp)
277	lwz r2, 12(sp)	277	lwz r2, 12(sp)
278	lwz r3, 16(sp)	278	lwz r3, 16(sp)
279	lwz r4, 20(sp)	279	lwz r4, 20(sp)
280	lwz r5, 24(sp)	280	lwz r5, 24(sp)
281	lwz r6, 28(sp)	281	lwz r6, 28(sp)
282	lwz r7, 32(sp)	282	lwz r7, 32(sp)
283	lwz r8, 36(sp)	283	lwz r8, 36(sp)
284	lwz r9, 40(sp)	284	lwz r9, 40(sp)
285	lwz r10, 44(sp)	285	lwz r10, 44(sp)
286	lwz r11, 48(sp)	286	lwz r11, 48(sp)
287	lwz r13, 52(sp)	287	lwz r13, 52(sp)
288	lwz r14, 56(sp)	288	lwz r14, 56(sp)
289	lwz r15, 60(sp)	289	lwz r15, 60(sp)
290	lwz r16, 64(sp)	290	lwz r16, 64(sp)
291	lwz r17, 68(sp)	291	lwz r17, 68(sp)
292	lwz r18, 72(sp)	292	lwz r18, 72(sp)
293	lwz r19, 76(sp)	293	lwz r19, 76(sp)
294	lwz r20, 80(sp)	294	lwz r20, 80(sp)
295	lwz r21, 84(sp)	295	lwz r21, 84(sp)
296	lwz r22, 88(sp)	296	lwz r22, 88(sp)
297	lwz r23, 92(sp)	297	lwz r23, 92(sp)
298	lwz r24, 96(sp)	298	lwz r24, 96(sp)
299	lwz r25, 100(sp)	299	lwz r25, 100(sp)
300	lwz r26, 104(sp)	300	lwz r26, 104(sp)
301	lwz r27, 108(sp)	301	lwz r27, 108(sp)
302	lwz r28, 112(sp)	302	lwz r28, 112(sp)
303	lwz r29, 116(sp)	303	lwz r29, 116(sp)
304	lwz r30, 120(sp)	304	lwz r30, 120(sp)
305	lwz r31, 124(sp)	305	lwz r31, 124(sp)
306		306
307	lwz r12, 128(sp)	307	lwz r12, 128(sp)
308	mtcr r12	308	mtcr r12
309		309
310	lwz r12, 132(sp)	310	lwz r12, 132(sp)
311	mtsrr0 r12	311	mtsrr0 r12
312		312
313	lwz r12, 136(sp)	313	lwz r12, 136(sp)
314	mtsrr1 r12	314	mtsrr1 r12
315		315
316	lwz r12, 140(sp)	316	lwz r12, 140(sp)
317	mtlr r12	317	mtlr r12
318		318
319	lwz r12, 144(sp)	319	lwz r12, 144(sp)
320	mtctr r12	320	mtctr r12
321		321
322	lwz r12, 148(sp)	322	lwz r12, 148(sp)
323	mtxer r12	323	mtxer r12
324		324
325	lwz r12, 152(sp)	325	lwz r12, 152(sp)
326	lwz sp, 156(sp)	326	lwz sp, 156(sp)
327		327
328	rfi	328	rfi
329		329

Subversion Repositories HelenOS-historic

(root)/kernel/trunk/arch/ppc32/src/exception.S @ 1716 – Rev 1726 → 1730