/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

#ifndef OS_TRACE_API_H
#define OS_TRACE_API_H

#ifdef __ASSEMBLER__

#define os_trace_isr_enter              SEGGER_SYSVIEW_RecordEnterISR
#define os_trace_isr_exit               SEGGER_SYSVIEW_RecordExitISR
#define os_trace_task_start_exec        SEGGER_SYSVIEW_OnTaskStartExec

#else

#include <stdio.h>
#include <string.h>
#include "syscfg/syscfg.h"
#if MYNEWT_VAL(OS_SYSVIEW)
#include "sysview/vendor/SEGGER_SYSVIEW.h"
#endif
#include "os/os.h"

#define OS_TRACE_ID_EVENTQ_PUT                  (40)
#define OS_TRACE_ID_EVENTQ_GET_NO_WAIT          (41)
#define OS_TRACE_ID_EVENTQ_GET                  (42)
#define OS_TRACE_ID_EVENTQ_REMOVE               (43)
#define OS_TRACE_ID_EVENTQ_POLL_0TIMO           (44)
#define OS_TRACE_ID_EVENTQ_POLL                 (45)
#define OS_TRACE_ID_MUTEX_INIT                  (50)
#define OS_TRACE_ID_MUTEX_RELEASE               (51)
#define OS_TRACE_ID_MUTEX_PEND                  (52)
#define OS_TRACE_ID_SEM_INIT                    (60)
#define OS_TRACE_ID_SEM_RELEASE                 (61)
#define OS_TRACE_ID_SEM_PEND                    (62)
#define OS_TRACE_ID_CALLOUT_INIT                (70)
#define OS_TRACE_ID_CALLOUT_STOP                (71)
#define OS_TRACE_ID_CALLOUT_RESET               (72)
#define OS_TRACE_ID_CALLOUT_TICK                (73)
#define OS_TRACE_ID_MEMBLOCK_GET                (80)
#define OS_TRACE_ID_MEMBLOCK_PUT_FROM_CB        (81)
#define OS_TRACE_ID_MEMBLOCK_PUT                (82)
#define OS_TRACE_ID_MBUF_GET                    (90)
#define OS_TRACE_ID_MBUF_GET_PKTHDR             (91)
#define OS_TRACE_ID_MBUF_FREE                   (92)
#define OS_TRACE_ID_MBUF_FREE_CHAIN             (93)

#if MYNEWT_VAL(OS_SYSVIEW)

typedef struct SEGGER_SYSVIEW_MODULE_STRUCT os_trace_module_t;

static inline uint32_t
os_trace_module_register(os_trace_module_t *m, const char *name,
                         uint32_t num_events, void (* send_desc_func)(void))
{
    char *desc = "M=???";

    asprintf(&desc, "M=%s", name);

    memset(m, 0, sizeof(*m));
    m->sModule = desc;
    m->NumEvents = num_events;
    m->pfSendModuleDesc = send_desc_func;

    SEGGER_SYSVIEW_RegisterModule(m);

    return m->EventOffset;
}

static inline void
os_trace_module_desc(const os_trace_module_t *m, const char *desc)
{
    SEGGER_SYSVIEW_RecordModuleDescription(m, desc);
}

static inline void
os_trace_isr_enter(void)
{
    SEGGER_SYSVIEW_RecordEnterISR();
}

static inline void
os_trace_isr_exit(void)
{
    SEGGER_SYSVIEW_RecordExitISR();
}

static inline void
os_trace_task_info(const struct os_task *t)
{
    SEGGER_SYSVIEW_TASKINFO ti;

    ti.TaskID = (uint32_t)t;
    ti.sName = t->t_name;
    ti.Prio = t->t_prio;
    ti.StackBase = (uint32_t)&t->t_stacktop;
    ti.StackSize = t->t_stacksize * sizeof(os_stack_t);

    SEGGER_SYSVIEW_SendTaskInfo(&ti);
}

static inline void
os_trace_task_create(const struct os_task *t)
{
    SEGGER_SYSVIEW_OnTaskCreate((uint32_t)t);
}

static inline void
os_trace_task_start_exec(const struct os_task *t)
{
    SEGGER_SYSVIEW_OnTaskStartExec((uint32_t)t);
}

static inline void
os_trace_task_stop_exec(void)
{
    SEGGER_SYSVIEW_OnTaskStopExec();
}

static inline void
os_trace_task_start_ready(const struct os_task *t)
{
    SEGGER_SYSVIEW_OnTaskStartReady((uint32_t)t);
}

static inline void
os_trace_task_stop_ready(const struct os_task *t, unsigned reason)
{
    SEGGER_SYSVIEW_OnTaskStopReady((uint32_t)t, reason);
}

static inline void
os_trace_idle(void)
{
    SEGGER_SYSVIEW_OnIdle();
}

static inline void
os_trace_user_start(unsigned id)
{
    SEGGER_SYSVIEW_OnUserStart(id);
}

static inline void
os_trace_user_stop(unsigned id)
{
    SEGGER_SYSVIEW_OnUserStop(id);
}

#endif /* MYNEWT_VAL(OS_SYSVIEW) */

#if MYNEWT_VAL(OS_SYSVIEW) && !defined(OS_TRACE_DISABLE_FILE_API)

static inline void
os_trace_api_void(unsigned id)
{
    SEGGER_SYSVIEW_RecordVoid(id);
}

static inline void
os_trace_api_u32(unsigned id, uint32_t p0)
{
    SEGGER_SYSVIEW_RecordU32(id, p0);
}

static inline void
os_trace_api_u32x2(unsigned id, uint32_t p0, uint32_t p1)
{
    SEGGER_SYSVIEW_RecordU32x2(id, p0, p1);
}

static inline void
os_trace_api_u32x3(unsigned id, uint32_t p0, uint32_t p1, uint32_t p2)
{
    SEGGER_SYSVIEW_RecordU32x3(id, p0, p1, p2);
}

static inline void
os_trace_api_ret(unsigned id)
{
    SEGGER_SYSVIEW_RecordEndCall(id);
}

static inline void
os_trace_api_ret_u32(unsigned id, uint32_t ret)
{
    SEGGER_SYSVIEW_RecordEndCallU32(id, ret);
}

#endif /* MYNEWT_VAL(OS_SYSVIEW) && !defined(OS_TRACE_DISABLE_FILE_API) */

#if !MYNEWT_VAL(OS_SYSVIEW)

static inline void
os_trace_isr_enter(void)
{
}

static inline void
os_trace_isr_exit(void)
{
}

static inline void
os_trace_task_info(const struct os_task *t)
{
}

static inline void
os_trace_task_create(const struct os_task *t)
{
}

static inline void
os_trace_task_start_exec(const struct os_task *t)
{
}

static inline void
os_trace_task_stop_exec(void)
{
}

static inline void
os_trace_task_start_ready(const struct os_task *t)
{
}

static inline void
os_trace_task_stop_ready(const struct os_task *t, unsigned reason)
{
}

static inline void
os_trace_idle(void)
{
}

static inline void
os_trace_user_start(unsigned id)
{
}

static inline void
os_trace_user_stop(unsigned id)
{
}

#endif /* !MYNEWT_VAL(OS_SYSVIEW) */

#if !MYNEWT_VAL(OS_SYSVIEW) || defined(OS_TRACE_DISABLE_FILE_API)

static inline void
os_trace_api_void(unsigned id)
{
}

static inline void
os_trace_api_u32(unsigned id, uint32_t p0)
{
}

static inline void
os_trace_api_u32x2(unsigned id, uint32_t p0, uint32_t p1)
{
}

static inline void
os_trace_api_u32x3(unsigned id, uint32_t p0, uint32_t p1, uint32_t p2)
{
}

static inline void
os_trace_api_ret(unsigned id)
{
}

static inline void
os_trace_api_ret_u32(unsigned id, uint32_t return_value)
{
}

#endif /* !MYNEWT_VAL(OS_SYSVIEW) || defined(OS_TRACE_DISABLE_FILE_API) */

#endif /* __ASSEMBLER__ */

#endif /* OS_TRACE_API_H */