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Diffstat (limited to 'arch/mn10300/include/asm/kgdb.h')
-rw-r--r-- | arch/mn10300/include/asm/kgdb.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/arch/mn10300/include/asm/kgdb.h b/arch/mn10300/include/asm/kgdb.h new file mode 100644 index 000000000000..eb245f18a708 --- /dev/null +++ b/arch/mn10300/include/asm/kgdb.h | |||
@@ -0,0 +1,81 @@ | |||
1 | /* Kernel debugger for MN10300 | ||
2 | * | ||
3 | * Copyright (C) 2010 Red Hat, Inc. All Rights Reserved. | ||
4 | * Written by David Howells (dhowells@redhat.com) | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or | ||
7 | * modify it under the terms of the GNU General Public Licence | ||
8 | * as published by the Free Software Foundation; either version | ||
9 | * 2 of the Licence, or (at your option) any later version. | ||
10 | */ | ||
11 | |||
12 | #ifndef _ASM_KGDB_H | ||
13 | #define _ASM_KGDB_H | ||
14 | |||
15 | /* | ||
16 | * BUFMAX defines the maximum number of characters in inbound/outbound | ||
17 | * buffers at least NUMREGBYTES*2 are needed for register packets | ||
18 | * Longer buffer is needed to list all threads | ||
19 | */ | ||
20 | #define BUFMAX 1024 | ||
21 | |||
22 | /* | ||
23 | * Note that this register image is in a different order than the register | ||
24 | * image that Linux produces at interrupt time. | ||
25 | */ | ||
26 | enum regnames { | ||
27 | GDB_FR_D0 = 0, | ||
28 | GDB_FR_D1 = 1, | ||
29 | GDB_FR_D2 = 2, | ||
30 | GDB_FR_D3 = 3, | ||
31 | GDB_FR_A0 = 4, | ||
32 | GDB_FR_A1 = 5, | ||
33 | GDB_FR_A2 = 6, | ||
34 | GDB_FR_A3 = 7, | ||
35 | |||
36 | GDB_FR_SP = 8, | ||
37 | GDB_FR_PC = 9, | ||
38 | GDB_FR_MDR = 10, | ||
39 | GDB_FR_EPSW = 11, | ||
40 | GDB_FR_LIR = 12, | ||
41 | GDB_FR_LAR = 13, | ||
42 | GDB_FR_MDRQ = 14, | ||
43 | |||
44 | GDB_FR_E0 = 15, | ||
45 | GDB_FR_E1 = 16, | ||
46 | GDB_FR_E2 = 17, | ||
47 | GDB_FR_E3 = 18, | ||
48 | GDB_FR_E4 = 19, | ||
49 | GDB_FR_E5 = 20, | ||
50 | GDB_FR_E6 = 21, | ||
51 | GDB_FR_E7 = 22, | ||
52 | |||
53 | GDB_FR_SSP = 23, | ||
54 | GDB_FR_MSP = 24, | ||
55 | GDB_FR_USP = 25, | ||
56 | GDB_FR_MCRH = 26, | ||
57 | GDB_FR_MCRL = 27, | ||
58 | GDB_FR_MCVF = 28, | ||
59 | |||
60 | GDB_FR_FPCR = 29, | ||
61 | GDB_FR_DUMMY0 = 30, | ||
62 | GDB_FR_DUMMY1 = 31, | ||
63 | |||
64 | GDB_FR_FS0 = 32, | ||
65 | |||
66 | GDB_FR_SIZE = 64, | ||
67 | }; | ||
68 | |||
69 | #define GDB_ORIG_D0 41 | ||
70 | #define NUMREGBYTES (GDB_FR_SIZE*4) | ||
71 | |||
72 | static inline void arch_kgdb_breakpoint(void) | ||
73 | { | ||
74 | asm(".globl __arch_kgdb_breakpoint; __arch_kgdb_breakpoint: break"); | ||
75 | } | ||
76 | extern u8 __arch_kgdb_breakpoint; | ||
77 | |||
78 | #define BREAK_INSTR_SIZE 1 | ||
79 | #define CACHE_FLUSH_IS_SAFE 1 | ||
80 | |||
81 | #endif /* _ASM_KGDB_H */ | ||