DPDK  17.05.2
rte_bus.h
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33 
34 #ifndef _RTE_BUS_H_
35 #define _RTE_BUS_H_
36 
46 #ifdef __cplusplus
47 extern "C" {
48 #endif
49 
50 #include <stdio.h>
51 #include <sys/queue.h>
52 
53 #include <rte_log.h>
54 #include <rte_dev.h>
55 
57 TAILQ_HEAD(rte_bus_list, rte_bus);
58 
70 typedef int (*rte_bus_scan_t)(void);
71 
82 typedef int (*rte_bus_probe_t)(void);
83 
87 struct rte_bus {
88  TAILQ_ENTRY(rte_bus) next;
89  const char *name;
92 };
93 
101 void rte_bus_register(struct rte_bus *bus);
102 
110 void rte_bus_unregister(struct rte_bus *bus);
111 
119 int rte_bus_scan(void);
120 
129 int rte_bus_probe(void);
130 
141 void rte_bus_dump(FILE *f);
142 
147 #define RTE_REGISTER_BUS(nm, bus) \
148 static void __attribute__((constructor(101), used)) businitfn_ ##nm(void) \
149 {\
150  (bus).name = RTE_STR(nm);\
151  rte_bus_register(&bus); \
152 }
153 
154 #ifdef __cplusplus
155 }
156 #endif
157 
158 #endif /* _RTE_BUS_H */