include/rtdm/rttesting.h

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#ifndef _RTTESTING_H
#define _RTTESTING_H

#include <rtdm/rtdm.h>

#define RTTST_PROFILE_VER               1

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_INVALID           -1 /* internal use only */
#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;

struct rttst_swtest_task {
        unsigned index;
        unsigned 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 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)

#define RTTST_RTIOC_SWTEST_SET_PAUSE \
        _IOW(RTIOC_TYPE_TESTING, 0x38, unsigned long)

#endif /* _RTTESTING_H */

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