1 | /* |
2 | * Semihosting support |
3 | * |
4 | * Copyright (c) 2015 Imagination Technologies |
5 | * |
6 | * This library is free software; you can redistribute it and/or |
7 | * modify it under the terms of the GNU Lesser General Public |
8 | * License as published by the Free Software Foundation; either |
9 | * version 2 of the License, or (at your option) any later version. |
10 | * |
11 | * This library is distributed in the hope that it will be useful, |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 | * Lesser General Public License for more details. |
15 | * |
16 | * You should have received a copy of the GNU Lesser General Public |
17 | * License along with this library; if not, see <http://www.gnu.org/licenses/>. |
18 | */ |
19 | |
20 | #ifndef SEMIHOST_H |
21 | #define SEMIHOST_H |
22 | |
23 | typedef enum SemihostingTarget { |
24 | SEMIHOSTING_TARGET_AUTO = 0, |
25 | SEMIHOSTING_TARGET_NATIVE, |
26 | SEMIHOSTING_TARGET_GDB |
27 | } SemihostingTarget; |
28 | |
29 | #ifdef CONFIG_USER_ONLY |
30 | static inline bool semihosting_enabled(void) |
31 | { |
32 | return true; |
33 | } |
34 | |
35 | static inline SemihostingTarget semihosting_get_target(void) |
36 | { |
37 | return SEMIHOSTING_TARGET_AUTO; |
38 | } |
39 | |
40 | static inline const char *semihosting_get_arg(int i) |
41 | { |
42 | return NULL; |
43 | } |
44 | |
45 | static inline int semihosting_get_argc(void) |
46 | { |
47 | return 0; |
48 | } |
49 | |
50 | static inline const char *semihosting_get_cmdline(void) |
51 | { |
52 | return NULL; |
53 | } |
54 | |
55 | static inline Chardev *semihosting_get_chardev(void) |
56 | { |
57 | return NULL; |
58 | } |
59 | #else /* !CONFIG_USER_ONLY */ |
60 | bool semihosting_enabled(void); |
61 | SemihostingTarget semihosting_get_target(void); |
62 | const char *semihosting_get_arg(int i); |
63 | int semihosting_get_argc(void); |
64 | const char *semihosting_get_cmdline(void); |
65 | void semihosting_arg_fallback(const char *file, const char *cmd); |
66 | Chardev *semihosting_get_chardev(void); |
67 | /* for vl.c hooks */ |
68 | void qemu_semihosting_enable(void); |
69 | int qemu_semihosting_config_options(const char *opt); |
70 | void qemu_semihosting_connect_chardevs(void); |
71 | #endif /* CONFIG_USER_ONLY */ |
72 | |
73 | #endif /* SEMIHOST_H */ |
74 | |