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1 | /* |
1 | /* |
2 | * Copyright (C) 2005 Ondrej Palkovsky |
2 | * Copyright (C) 2005 Ondrej Palkovsky |
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 | #ifndef _mips32_DEBUGGER_H_ |
29 | #ifndef _mips32_DEBUGGER_H_ |
30 | #define _mips32_DEBUGGER_H_ |
30 | #define _mips32_DEBUGGER_H_ |
31 | 31 | ||
32 | #include <typedefs.h> |
32 | #include <typedefs.h> |
33 | #include <arch/exception.h> |
33 | #include <arch/exception.h> |
34 | #include <arch/types.h> |
34 | #include <arch/types.h> |
35 | 35 | ||
36 | #define BKPOINTS_MAX 10 |
36 | #define BKPOINTS_MAX 10 |
37 | 37 | ||
38 | #define BKPOINT_INPROG (1 << 0) /**< Breakpoint was shot */ |
38 | #define BKPOINT_INPROG (1 << 0) /**< Breakpoint was shot */ |
39 | #define BKPOINT_ONESHOT (1 << 1) /**< One-time breakpoint,mandatory for j/b |
39 | #define BKPOINT_ONESHOT (1 << 1) /**< One-time breakpoint,mandatory for j/b |
40 | instructions */ |
40 | instructions */ |
41 | #define BKPOINT_REINST (1 << 2) /**< Breakpoint is set on the next |
41 | #define BKPOINT_REINST (1 << 2) /**< Breakpoint is set on the next |
42 | instruction, so that it could be |
42 | instruction, so that it could be |
43 | reinstalled on the previous one */ |
43 | reinstalled on the previous one */ |
44 | #define BKPOINT_FUNCCALL (1 << 3) /**< Call a predefined function */ |
44 | #define BKPOINT_FUNCCALL (1 << 3) /**< Call a predefined function */ |
45 | 45 | ||
46 | typedef struct { |
46 | typedef struct { |
47 | __address address; /**< Breakpoint address */ |
47 | __address address; /**< Breakpoint address */ |
48 | __native instruction; /**< Original instruction */ |
48 | __native instruction; /**< Original instruction */ |
49 | __native nextinstruction; /**< Original instruction following break */ |
49 | __native nextinstruction; /**< Original instruction following break */ |
50 | int flags; /**< Flags regarding breakpoint */ |
50 | int flags; /**< Flags regarding breakpoint */ |
51 | count_t counter; |
51 | count_t counter; |
52 | void (*bkfunc)(void *b, istate_t *istate); |
52 | void (*bkfunc)(void *b, istate_t *istate); |
53 | } bpinfo_t; |
53 | } bpinfo_t; |
54 | 54 | ||
55 | extern void debugger_init(void); |
55 | extern void debugger_init(void); |
56 | void debugger_bpoint(istate_t *istate); |
56 | void debugger_bpoint(istate_t *istate); |
57 | 57 | ||
58 | extern bpinfo_t breakpoints[BKPOINTS_MAX]; |
58 | extern bpinfo_t breakpoints[BKPOINTS_MAX]; |
59 | 59 | ||
60 | #endif |
60 | #endif |
61 | 61 |