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79383c9c BS |
1 | #ifndef QEMU_LOG_H |
2 | #define QEMU_LOG_H | |
3 | ||
eeacee4d BS |
4 | |
5 | /* Private global variables, don't use */ | |
6 | extern FILE *qemu_logfile; | |
7 | extern int qemu_loglevel; | |
79383c9c | 8 | |
6d2c5146 AL |
9 | /* |
10 | * The new API: | |
11 | * | |
12 | */ | |
13 | ||
14 | /* Log settings checking macros: */ | |
15 | ||
16 | /* Returns true if qemu_log() will really write somewhere | |
17 | */ | |
eeacee4d BS |
18 | static inline bool qemu_log_enabled(void) |
19 | { | |
20 | return qemu_logfile != NULL; | |
21 | } | |
6d2c5146 | 22 | |
013a2942 PB |
23 | /* Returns true if qemu_log() will write somewhere else than stderr |
24 | */ | |
25 | static inline bool qemu_log_separate(void) | |
26 | { | |
27 | return qemu_logfile != NULL && qemu_logfile != stderr; | |
28 | } | |
29 | ||
5726c27f BS |
30 | #define CPU_LOG_TB_OUT_ASM (1 << 0) |
31 | #define CPU_LOG_TB_IN_ASM (1 << 1) | |
32 | #define CPU_LOG_TB_OP (1 << 2) | |
33 | #define CPU_LOG_TB_OP_OPT (1 << 3) | |
34 | #define CPU_LOG_INT (1 << 4) | |
35 | #define CPU_LOG_EXEC (1 << 5) | |
36 | #define CPU_LOG_PCALL (1 << 6) | |
5726c27f BS |
37 | #define CPU_LOG_TB_CPU (1 << 8) |
38 | #define CPU_LOG_RESET (1 << 9) | |
dafdf1ab | 39 | #define LOG_UNIMP (1 << 10) |
e54eba19 | 40 | #define LOG_GUEST_ERROR (1 << 11) |
339aaf5b | 41 | #define CPU_LOG_MMU (1 << 12) |
89a82cd4 | 42 | #define CPU_LOG_TB_NOCHAIN (1 << 13) |
13829020 | 43 | #define CPU_LOG_PAGE (1 << 14) |
ed7f5f1d | 44 | #define LOG_TRACE (1 << 15) |
5726c27f | 45 | |
6d2c5146 AL |
46 | /* Returns true if a bit is set in the current loglevel mask |
47 | */ | |
eeacee4d BS |
48 | static inline bool qemu_loglevel_mask(int mask) |
49 | { | |
50 | return (qemu_loglevel & mask) != 0; | |
51 | } | |
6d2c5146 | 52 | |
6d2c5146 AL |
53 | /* Logging functions: */ |
54 | ||
55 | /* main logging function | |
56 | */ | |
bdfb460e | 57 | int GCC_FMT_ATTR(1, 2) qemu_log(const char *fmt, ...); |
6d2c5146 AL |
58 | |
59 | /* vfprintf-like logging function | |
60 | */ | |
726f8cbf SW |
61 | static inline void GCC_FMT_ATTR(1, 0) |
62 | qemu_log_vprintf(const char *fmt, va_list va) | |
eeacee4d BS |
63 | { |
64 | if (qemu_logfile) { | |
65 | vfprintf(qemu_logfile, fmt, va); | |
66 | } | |
67 | } | |
6d2c5146 | 68 | |
7ee60623 PM |
69 | /* log only if a bit is set on the current loglevel mask: |
70 | * @mask: bit to check in the mask | |
71 | * @fmt: printf-style format string | |
72 | * @args: optional arguments for format string | |
6d2c5146 | 73 | */ |
7ee60623 PM |
74 | #define qemu_log_mask(MASK, FMT, ...) \ |
75 | do { \ | |
76 | if (unlikely(qemu_loglevel_mask(MASK))) { \ | |
77 | qemu_log(FMT, ## __VA_ARGS__); \ | |
78 | } \ | |
79 | } while (0) | |
6d2c5146 | 80 | |
d977e1c2 AB |
81 | /* log only if a bit is set on the current loglevel mask |
82 | * and we are in the address range we care about: | |
83 | * @mask: bit to check in the mask | |
84 | * @addr: address to check in dfilter | |
85 | * @fmt: printf-style format string | |
86 | * @args: optional arguments for format string | |
87 | */ | |
88 | #define qemu_log_mask_and_addr(MASK, ADDR, FMT, ...) \ | |
89 | do { \ | |
90 | if (unlikely(qemu_loglevel_mask(MASK)) && \ | |
91 | qemu_log_in_addr_range(ADDR)) { \ | |
92 | qemu_log(FMT, ## __VA_ARGS__); \ | |
93 | } \ | |
94 | } while (0) | |
95 | ||
6d2c5146 AL |
96 | /* Maintenance: */ |
97 | ||
5726c27f | 98 | /* define log items */ |
38dad9e5 | 99 | typedef struct QEMULogItem { |
5726c27f BS |
100 | int mask; |
101 | const char *name; | |
102 | const char *help; | |
38dad9e5 | 103 | } QEMULogItem; |
5726c27f | 104 | |
38dad9e5 | 105 | extern const QEMULogItem qemu_log_items[]; |
5726c27f | 106 | |
f2937a33 PB |
107 | void qemu_set_log(int log_flags); |
108 | void qemu_log_needs_buffers(void); | |
daa76aa4 | 109 | void qemu_set_log_filename(const char *filename, Error **errp); |
bd6fee9f | 110 | void qemu_set_dfilter_ranges(const char *ranges, Error **errp); |
3514552e | 111 | bool qemu_log_in_addr_range(uint64_t addr); |
4fde1eba | 112 | int qemu_str_to_log_mask(const char *str); |
6d2c5146 | 113 | |
59a6fa6e PM |
114 | /* Print a usage message listing all the valid logging categories |
115 | * to the specified FILE*. | |
116 | */ | |
117 | void qemu_print_log_usage(FILE *f); | |
118 | ||
99affd1d DL |
119 | /* fflush() the log file */ |
120 | void qemu_log_flush(void); | |
121 | /* Close the log file */ | |
122 | void qemu_log_close(void); | |
123 | ||
79383c9c | 124 | #endif |