testing.h

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#ifndef _RTDM_UAPI_TESTING_H
#define _RTDM_UAPI_TESTING_H

#include <linux/types.h>

#define RTTST_PROFILE_VER               2

typedef struct rttst_bench_res {
        __s32 avg;
        __s32 min;
        __s32 max;
        __s32 overruns;
        __s32 test_loops;
} rttst_bench_res_t;

typedef struct rttst_interm_bench_res {
        struct rttst_bench_res last;
        struct rttst_bench_res overall;
} rttst_interm_bench_res_t;

typedef struct rttst_overall_bench_res {
        struct rttst_bench_res result;
        __s32 *histogram_avg;
        __s32 *histogram_min;
        __s32 *histogram_max;
} rttst_overall_bench_res_t;

#define RTTST_TMBENCH_INVALID           -1 /* internal use only */
#define RTTST_TMBENCH_TASK              0
#define RTTST_TMBENCH_HANDLER           1

typedef struct rttst_tmbench_config {
        int mode;
        int priority;
        __u64 period;
        int warmup_loops;
        int histogram_size;
        int histogram_bucketsize;
        int freeze_max;
} rttst_tmbench_config_t;

struct rttst_swtest_task {
        unsigned int index;
        unsigned int flags;
};

/* Possible values for struct rttst_swtest_task::flags. */
#define RTTST_SWTEST_FPU                0x1
#define RTTST_SWTEST_USE_FPU            0x2 /* Only for kernel-space tasks. */
#define RTTST_SWTEST_FREEZE             0x4 /* Only for kernel-space tasks. */

struct rttst_swtest_dir {
        unsigned int from;
        unsigned int to;
};

struct rttst_swtest_error {
        struct rttst_swtest_dir last_switch;
        unsigned int fp_val;
};

#define RTTST_RTDM_NORMAL_CLOSE         0
#define RTTST_RTDM_DEFER_CLOSE_CONTEXT  1

#define RTTST_RTDM_MAGIC_PRIMARY        0xfefbfefb
#define RTTST_RTDM_MAGIC_SECONDARY      0xa5b9a5b9

#define RTTST_HEAPCHECK_ZEROOVRD   1
#define RTTST_HEAPCHECK_SHUFFLE    2
#define RTTST_HEAPCHECK_PATTERN    4
#define RTTST_HEAPCHECK_HOT        8

struct rttst_heap_parms {
        __u64 heap_size;
        __u64 block_size;
        int flags;
        int nrstats;
};

struct rttst_heap_stats {
        __u64 heap_size;
        __u64 user_size;
        __u64 block_size;
        __s64 alloc_avg_ns;
        __s64 alloc_max_ns;
        __s64 free_avg_ns;
        __s64 free_max_ns;
        __u64 maximum_free;
        __u64 largest_free;
        int nrblocks;
        int flags;
};

struct rttst_heap_stathdr {
        int nrstats;
        struct rttst_heap_stats *buf;
};

#define RTIOC_TYPE_TESTING              RTDM_CLASS_TESTING

#define RTDM_SUBCLASS_TIMERBENCH        0

#define RTDM_SUBCLASS_IRQBENCH          1

#define RTDM_SUBCLASS_SWITCHTEST        2

#define RTDM_SUBCLASS_RTDMTEST          3

#define RTDM_SUBCLASS_HEAPCHECK         4

#define RTTST_RTIOC_INTERM_BENCH_RES \
        _IOWR(RTIOC_TYPE_TESTING, 0x00, struct rttst_interm_bench_res)

#define RTTST_RTIOC_TMBENCH_START \
        _IOW(RTIOC_TYPE_TESTING, 0x10, struct rttst_tmbench_config)

#define RTTST_RTIOC_TMBENCH_STOP \
        _IOWR(RTIOC_TYPE_TESTING, 0x11, struct rttst_overall_bench_res)

#define RTTST_RTIOC_SWTEST_SET_TASKS_COUNT \
        _IOW(RTIOC_TYPE_TESTING, 0x30, __u32)

#define RTTST_RTIOC_SWTEST_SET_CPU \
        _IOW(RTIOC_TYPE_TESTING, 0x31, __u32)

#define RTTST_RTIOC_SWTEST_REGISTER_UTASK \
        _IOW(RTIOC_TYPE_TESTING, 0x32, struct rttst_swtest_task)

#define RTTST_RTIOC_SWTEST_CREATE_KTASK \
        _IOWR(RTIOC_TYPE_TESTING, 0x33, struct rttst_swtest_task)

#define RTTST_RTIOC_SWTEST_PEND \
        _IOR(RTIOC_TYPE_TESTING, 0x34, struct rttst_swtest_task)

#define RTTST_RTIOC_SWTEST_SWITCH_TO \
        _IOR(RTIOC_TYPE_TESTING, 0x35, struct rttst_swtest_dir)

#define RTTST_RTIOC_SWTEST_GET_SWITCHES_COUNT \
        _IOR(RTIOC_TYPE_TESTING, 0x36, __u32)

#define RTTST_RTIOC_SWTEST_GET_LAST_ERROR \
        _IOR(RTIOC_TYPE_TESTING, 0x37, struct rttst_swtest_error)

#define RTTST_RTIOC_SWTEST_SET_PAUSE \
        _IOW(RTIOC_TYPE_TESTING, 0x38, __u32)

#define RTTST_RTIOC_RTDM_DEFER_CLOSE \
        _IOW(RTIOC_TYPE_TESTING, 0x40, __u32)

#define RTTST_RTIOC_RTDM_ACTOR_GET_CPU \
        _IOR(RTIOC_TYPE_TESTING, 0x41, __u32)
  
#define RTTST_RTIOC_RTDM_PING_PRIMARY \
        _IOR(RTIOC_TYPE_TESTING, 0x42, __u32)
  
#define RTTST_RTIOC_RTDM_PING_SECONDARY \
        _IOR(RTIOC_TYPE_TESTING, 0x43, __u32)

#define RTTST_RTIOC_HEAP_CHECK \
        _IOR(RTIOC_TYPE_TESTING, 0x44, struct rttst_heap_parms)

#define RTTST_RTIOC_HEAP_STAT_COLLECT \
        _IOR(RTIOC_TYPE_TESTING, 0x45, int)

#endif /* !_RTDM_UAPI_TESTING_H */