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1d5d0ae9 | 1 | // |
2 | // Copyright (c) 2011, ARM Limited. All rights reserved. | |
3 | // | |
4 | # This program and the accompanying materials | |
5 | # are licensed and made available under the terms and conditions of the BSD License | |
6 | # which accompanies this distribution. The full text of the license may be found at | |
7 | # http://opensource.org/licenses/bsd-license.php | |
8 | # | |
9 | # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
10 | # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
11 | # | |
12 | # | |
13 | ||
14 | #include <AsmMacroIoLib.h> | |
1d5d0ae9 | 15 | #include <AutoGen.h> |
793275a8 | 16 | #include "SecInternal.h" |
1d5d0ae9 | 17 | |
1d5d0ae9 | 18 | .text |
6377d2f1 | 19 | .align 5 |
20 | ||
1d5d0ae9 | 21 | GCC_ASM_IMPORT(SecCommonExceptionEntry) |
1d5d0ae9 | 22 | GCC_ASM_EXPORT(SecVectorTable) |
6377d2f1 | 23 | |
1d5d0ae9 | 24 | //============================================================ |
009f583f | 25 | // Default Exception Handlers |
1d5d0ae9 | 26 | //============================================================ |
27 | ||
1d5d0ae9 | 28 | |
29 | ASM_PFX(SecVectorTable): | |
30 | b _DefaultResetHandler | |
31 | b _DefaultUndefined | |
32 | b _DefaultSWI | |
33 | b _DefaultPrefetchAbort | |
34 | b _DefaultDataAbort | |
35 | b _DefaultReserved | |
36 | b _DefaultIrq | |
37 | b _DefaultFiq | |
38 | ||
39 | // | |
40 | // Default Exception handlers: There is no plan to return from any of these exceptions. | |
41 | // No context saving at all. | |
42 | // | |
43 | _DefaultResetHandler: | |
44 | mov r1, lr | |
45 | # Switch to SVC for common stack | |
46 | cps #0x13 | |
47 | mov r0, #0 | |
48 | blx ASM_PFX(SecCommonExceptionEntry) | |
49 | ||
50 | _DefaultUndefined: | |
51 | sub r1, LR, #4 | |
52 | # Switch to SVC for common stack | |
53 | cps #0x13 | |
54 | mov r0, #1 | |
55 | blx ASM_PFX(SecCommonExceptionEntry) | |
56 | ||
57 | _DefaultSWI: | |
58 | sub r1, LR, #4 | |
59 | # Switch to SVC for common stack | |
60 | cps #0x13 | |
61 | mov r0, #2 | |
62 | blx ASM_PFX(SecCommonExceptionEntry) | |
63 | ||
64 | _DefaultPrefetchAbort: | |
65 | sub r1, LR, #4 | |
66 | # Switch to SVC for common stack | |
67 | cps #0x13 | |
68 | mov r0, #3 | |
69 | blx ASM_PFX(SecCommonExceptionEntry) | |
70 | ||
71 | _DefaultDataAbort: | |
72 | sub r1, LR, #8 | |
73 | # Switch to SVC for common stack | |
74 | cps #0x13 | |
75 | mov r0, #4 | |
76 | blx ASM_PFX(SecCommonExceptionEntry) | |
77 | ||
78 | _DefaultReserved: | |
79 | mov r1, lr | |
80 | # Switch to SVC for common stack | |
81 | cps #0x13 | |
82 | mov r0, #5 | |
e77406fa | 83 | blx ASM_PFX(SecCommonExceptionEntry) |
1d5d0ae9 | 84 | |
85 | _DefaultIrq: | |
86 | sub r1, LR, #4 | |
87 | # Switch to SVC for common stack | |
88 | cps #0x13 | |
89 | mov r0, #6 | |
e77406fa | 90 | blx ASM_PFX(SecCommonExceptionEntry) |
1d5d0ae9 | 91 | |
92 | _DefaultFiq: | |
93 | sub r1, LR, #4 | |
94 | # Switch to SVC for common stack | |
95 | cps #0x13 | |
96 | mov r0, #7 | |
e77406fa | 97 | blx ASM_PFX(SecCommonExceptionEntry) |
6377d2f1 | 98 |