4 /* A small part of this API is split into its own header */
5 #include "qemu/log-for-trace.h"
7 /* Private global variable, don't use */
8 extern FILE *qemu_logfile
;
15 /* Log settings checking macros: */
17 /* Returns true if qemu_log() will really write somewhere
19 static inline bool qemu_log_enabled(void)
21 return qemu_logfile
!= NULL
;
24 /* Returns true if qemu_log() will write somewhere else than stderr
26 static inline bool qemu_log_separate(void)
28 return qemu_logfile
!= NULL
&& qemu_logfile
!= stderr
;
31 #define CPU_LOG_TB_OUT_ASM (1 << 0)
32 #define CPU_LOG_TB_IN_ASM (1 << 1)
33 #define CPU_LOG_TB_OP (1 << 2)
34 #define CPU_LOG_TB_OP_OPT (1 << 3)
35 #define CPU_LOG_INT (1 << 4)
36 #define CPU_LOG_EXEC (1 << 5)
37 #define CPU_LOG_PCALL (1 << 6)
38 #define CPU_LOG_TB_CPU (1 << 8)
39 #define CPU_LOG_RESET (1 << 9)
40 #define LOG_UNIMP (1 << 10)
41 #define LOG_GUEST_ERROR (1 << 11)
42 #define CPU_LOG_MMU (1 << 12)
43 #define CPU_LOG_TB_NOCHAIN (1 << 13)
44 #define CPU_LOG_PAGE (1 << 14)
45 /* LOG_TRACE (1 << 15) is defined in log-for-trace.h */
46 #define CPU_LOG_TB_OP_IND (1 << 16)
48 /* Lock output for a series of related logs. Since this is not needed
49 * for a single qemu_log / qemu_log_mask / qemu_log_mask_and_addr, we
50 * assume that qemu_loglevel_mask has already been tested, and that
51 * qemu_loglevel is never set when qemu_logfile is unset.
54 static inline void qemu_log_lock(void)
56 qemu_flockfile(qemu_logfile
);
59 static inline void qemu_log_unlock(void)
61 qemu_funlockfile(qemu_logfile
);
64 /* Logging functions: */
66 /* vfprintf-like logging function
68 static inline void GCC_FMT_ATTR(1, 0)
69 qemu_log_vprintf(const char *fmt
, va_list va
)
72 vfprintf(qemu_logfile
, fmt
, va
);
76 /* log only if a bit is set on the current loglevel mask:
77 * @mask: bit to check in the mask
78 * @fmt: printf-style format string
79 * @args: optional arguments for format string
81 #define qemu_log_mask(MASK, FMT, ...) \
83 if (unlikely(qemu_loglevel_mask(MASK))) { \
84 qemu_log(FMT, ## __VA_ARGS__); \
88 /* log only if a bit is set on the current loglevel mask
89 * and we are in the address range we care about:
90 * @mask: bit to check in the mask
91 * @addr: address to check in dfilter
92 * @fmt: printf-style format string
93 * @args: optional arguments for format string
95 #define qemu_log_mask_and_addr(MASK, ADDR, FMT, ...) \
97 if (unlikely(qemu_loglevel_mask(MASK)) && \
98 qemu_log_in_addr_range(ADDR)) { \
99 qemu_log(FMT, ## __VA_ARGS__); \
105 /* define log items */
106 typedef struct QEMULogItem
{
112 extern const QEMULogItem qemu_log_items
[];
114 void qemu_set_log(int log_flags
);
115 void qemu_log_needs_buffers(void);
116 void qemu_set_log_filename(const char *filename
, Error
**errp
);
117 void qemu_set_dfilter_ranges(const char *ranges
, Error
**errp
);
118 bool qemu_log_in_addr_range(uint64_t addr
);
119 int qemu_str_to_log_mask(const char *str
);
121 /* Print a usage message listing all the valid logging categories
122 * to the specified FILE*.
124 void qemu_print_log_usage(FILE *f
);
126 /* fflush() the log file */
127 void qemu_log_flush(void);
128 /* Close the log file */
129 void qemu_log_close(void);