include/rtdm/rttesting.h

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#ifndef _RTTESTING_H
#define _RTTESTING_H

#include <rtdm/rtdm.h>

typedef struct rttst_bench_res {
    long long               avg;
    long                    min;
    long                    max;
    long                    overruns;
    long                    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;
    long                    *histogram_avg;
    long                    *histogram_min;
    long                    *histogram_max;
    void                    *__padding; /* align to dwords on 32-bit archs */
} rttst_overall_bench_res_t;


#define RTTST_TMBENCH_TASK       0
#define RTTST_TMBENCH_HANDLER    1

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


#define RTTST_IRQBENCH_USER_TASK    0
#define RTTST_IRQBENCH_KERNEL_TASK  1
#define RTTST_IRQBENCH_HANDLER      2
#define RTTST_IRQBENCH_HARD_IRQ     3

#define RTTST_IRQBENCH_SERPORT      0
#define RTTST_IRQBENCH_PARPORT      1

typedef struct rttst_irqbench_config {
    int                     mode;
    int                     priority;
    int                     calibration_loops;
    unsigned int            port_type;
    unsigned long           port_ioaddr;
    unsigned int            port_irq;
} rttst_irqbench_config_t;

typedef struct rttst_irqbench_stats {
    unsigned long long      irqs_received;
    unsigned long long      irqs_acknowledged;
} rttst_irqbench_stats_t;


#define RTTST_SWTEST_FPU            0x1
#define RTTST_SWTEST_USE_FPU        0x2 /* Only for kernel-space tasks. */

struct rttst_swtest_task {
    unsigned index;
    unsigned flags;
};

struct rttst_swtest_dir {
    unsigned from;
    unsigned to;
};

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


#define RTIOC_TYPE_TESTING          RTDM_CLASS_TESTING

#define RTDM_SUBCLASS_TIMERBENCH    0
#define RTDM_SUBCLASS_IRQBENCH      1
#define RTDM_SUBCLASS_SWITCHTEST    2

#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_IRQBENCH_START \
    _IOW(RTIOC_TYPE_TESTING, 0x20, struct rttst_irqbench_config)

#define RTTST_RTIOC_IRQBENCH_STOP \
    _IO(RTIOC_TYPE_TESTING, 0x21)

#define RTTST_RTIOC_IRQBENCH_GET_STATS \
    _IOR(RTIOC_TYPE_TESTING, 0x22, struct rttst_irqbench_stats)

#define RTTST_RTIOC_IRQBENCH_WAIT_IRQ \
    _IO(RTIOC_TYPE_TESTING, 0x23)

#define RTTST_RTIOC_IRQBENCH_REPLY_IRQ \
    _IO(RTIOC_TYPE_TESTING, 0x24)


#define RTTST_RTIOC_SWTEST_SET_TASKS_COUNT \
    _IOW(RTIOC_TYPE_TESTING, 0x30, unsigned long)

#define RTTST_RTIOC_SWTEST_SET_CPU \
    _IOW(RTIOC_TYPE_TESTING, 0x31, unsigned long)

#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, unsigned long)

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

#endif /* _RTTESTING_H */

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