1 // SPDX-License-Identifier: GPL-2.0
2 static struct fsr_info fsr_info[] = {
3 /*
4 * The following are the standard ARMv3 and ARMv4 aborts. ARMv5
5 * defines these to be "precise" aborts.
6 */
7 { do_bad, SIGSEGV, 0, "vector exception" },
8 { do_bad, SIGBUS, BUS_ADRALN, "alignment exception" },
9 { do_bad, SIGKILL, 0, "terminal exception" },
10 { do_bad, SIGBUS, BUS_ADRALN, "alignment exception" },
11 { do_bad, SIGBUS, 0, "external abort on linefetch" },
12 { do_translation_fault, SIGSEGV, SEGV_MAPERR, "section translation fault" },
13 { do_bad, SIGBUS, 0, "external abort on linefetch" },
14 { do_page_fault, SIGSEGV, SEGV_MAPERR, "page translation fault" },
15 { do_bad, SIGBUS, 0, "external abort on non-linefetch" },
16 { do_bad, SIGSEGV, SEGV_ACCERR, "section domain fault" },
17 { do_bad, SIGBUS, 0, "external abort on non-linefetch" },
18 { do_bad, SIGSEGV, SEGV_ACCERR, "page domain fault" },
19 { do_bad, SIGBUS, 0, "external abort on translation" },
20 { do_sect_fault, SIGSEGV, SEGV_ACCERR, "section permission fault" },
21 { do_bad, SIGBUS, 0, "external abort on translation" },
22 { do_page_fault, SIGSEGV, SEGV_ACCERR, "page permission fault" },
23 /*
24 * The following are "imprecise" aborts, which are signalled by bit
25 * 10 of the FSR, and may not be recoverable. These are only
26 * supported if the CPU abort handler supports bit 10.
27 */
28 { do_bad, SIGBUS, 0, "unknown 16" },
29 { do_bad, SIGBUS, 0, "unknown 17" },
30 { do_bad, SIGBUS, 0, "unknown 18" },
31 { do_bad, SIGBUS, 0, "unknown 19" },
32 { do_bad, SIGBUS, 0, "lock abort" }, /* xscale */
33 { do_bad, SIGBUS, 0, "unknown 21" },
34 { do_bad, SIGBUS, BUS_OBJERR, "imprecise external abort" }, /* xscale */
35 { do_bad, SIGBUS, 0, "unknown 23" },
36 { do_bad, SIGBUS, 0, "dcache parity error" }, /* xscale */
37 { do_bad, SIGBUS, 0, "unknown 25" },
38 { do_bad, SIGBUS, 0, "unknown 26" },
39 { do_bad, SIGBUS, 0, "unknown 27" },
40 { do_bad, SIGBUS, 0, "unknown 28" },
41 { do_bad, SIGBUS, 0, "unknown 29" },
42 { do_bad, SIGBUS, 0, "unknown 30" },
43 { do_bad, SIGBUS, 0, "unknown 31" },
44 };
45
46 static struct fsr_info ifsr_info[] = {
47 { do_bad, SIGBUS, 0, "unknown 0" },
48 { do_bad, SIGBUS, 0, "unknown 1" },
49 { do_bad, SIGBUS, 0, "debug event" },
50 { do_bad, SIGSEGV, SEGV_ACCERR, "section access flag fault" },
51 { do_bad, SIGBUS, 0, "unknown 4" },
52 { do_translation_fault, SIGSEGV, SEGV_MAPERR, "section translation fault" },
53 { do_bad, SIGSEGV, SEGV_ACCERR, "page access flag fault" },
54 { do_page_fault, SIGSEGV, SEGV_MAPERR, "page translation fault" },
55 { do_bad, SIGBUS, 0, "external abort on non-linefetch" },
56 { do_bad, SIGSEGV, SEGV_ACCERR, "section domain fault" },
57 { do_bad, SIGBUS, 0, "unknown 10" },
58 { do_bad, SIGSEGV, SEGV_ACCERR, "page domain fault" },
59 { do_bad, SIGBUS, 0, "external abort on translation" },
60 { do_sect_fault, SIGSEGV, SEGV_ACCERR, "section permission fault" },
61 { do_bad, SIGBUS, 0, "external abort on translation" },
62 { do_page_fault, SIGSEGV, SEGV_ACCERR, "page permission fault" },
63 { do_bad, SIGBUS, 0, "unknown 16" },
64 { do_bad, SIGBUS, 0, "unknown 17" },
65 { do_bad, SIGBUS, 0, "unknown 18" },
66 { do_bad, SIGBUS, 0, "unknown 19" },
67 { do_bad, SIGBUS, 0, "unknown 20" },
68 { do_bad, SIGBUS, 0, "unknown 21" },
69 { do_bad, SIGBUS, 0, "unknown 22" },
70 { do_bad, SIGBUS, 0, "unknown 23" },
71 { do_bad, SIGBUS, 0, "unknown 24" },
72 { do_bad, SIGBUS, 0, "unknown 25" },
73 { do_bad, SIGBUS, 0, "unknown 26" },
74 { do_bad, SIGBUS, 0, "unknown 27" },
75 { do_bad, SIGBUS, 0, "unknown 28" },
76 { do_bad, SIGBUS, 0, "unknown 29" },
77 { do_bad, SIGBUS, 0, "unknown 30" },
78 { do_bad, SIGBUS, 0, "unknown 31" },
79 };
80
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