osal.h

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/**************************************************************************/
/**************************************************************************/

#ifndef _TUSB_OSAL_H_
#define _TUSB_OSAL_H_

#ifdef __cplusplus
 extern "C" {
#endif

#define TUSB_OS_NONE       1 
#define TUSB_OS_FREERTOS   2 
#define TUSB_OS_CMSIS_RTX  3 
#define TUSB_OS_UCOS3      4 

#include "tusb_option.h"

#ifndef _TEST_

#if TUSB_CFG_OS == TUSB_OS_NONE
  #include "osal_none.h"

#else
   #if TUSB_CFG_OS == TUSB_OS_FREERTOS
    #include "osal_freeRTOS.h"
  #elif TUSB_CFG_OS == TUSB_OS_CMSIS_RTX
    #include "osal_cmsis_rtx.h"
  #else
    #error TUSB_CFG_OS is not defined or OS is not supported yet
  #endif

  #define OSAL_VAR
  #define OSAL_TASK_LOOP_BEGIN \
    while(1) {

  #define OSAL_TASK_LOOP_END \
    }

  //------------- Sub Task -------------//
  #define OSAL_SUBTASK_BEGIN // TODO refractor move
  #define OSAL_SUBTASK_END \
    return TUSB_ERROR_NONE;

  #define SUBTASK_EXIT(error)   return error;

  #define OSAL_SUBTASK_INVOKED_AND_WAIT(subtask, status) \
    status = subtask

  //------------- Sub Task Assert -------------//
  #define SUBTASK_ASSERT_STATUS(sts) ASSERT_STATUS(sts)
  #define SUBTASK_ASSERT(condition)  ASSERT(condition, TUSB_ERROR_OSAL_TASK_FAILED)

  #define _SUBTASK_ASSERT_ERROR_HANDLER(error, func_call)\
      func_call; return error

  #define SUBTASK_ASSERT_STATUS_WITH_HANDLER(sts, func_call) \
      ASSERT_DEFINE_WITH_HANDLER(_SUBTASK_ASSERT_ERROR_HANDLER, func_call, tusb_error_t status = (tusb_error_t)(sts),\
                                 TUSB_ERROR_NONE == status, status, "%s", TUSB_ErrorStr[status])

  #define SUBTASK_ASSERT_WITH_HANDLER(condition, func_call) \
      ASSERT_DEFINE_WITH_HANDLER(_SUBTASK_ASSERT_ERROR_HANDLER, func_call, ,\
                                 condition, TUSB_ERROR_OSAL_TASK_FAILED, "%s", "evaluated to false")
#endif

//------------- OSAL API for cmock -------------//
#else

#define OSAL_VAR
#include "osal_common.h"

//------------- Tick -------------//
uint32_t osal_tick_get(void);

//--------------------------------------------------------------------+
// TASK API
//--------------------------------------------------------------------+
typedef uint32_t osal_task_t;
tusb_error_t osal_task_create(osal_task_t *task);

#define OSAL_TASK_DEF(code, stack_depth, prio) \
    osal_task_t variable

#define OSAL_TASK_REF(name) (&name)

#define OSAL_TASK_FUNCTION(task_name) \
    void task_name

void osal_task_delay(uint32_t msec);

#define OSAL_TASK_LOOP_BEGIN
#define OSAL_TASK_LOOP_END

#define SUBTASK_EXIT(error)   return error;

//------------- Sub Task -------------//
#define OSAL_SUBTASK_INVOKED_AND_WAIT(subtask, status) \
  status = subtask

#define OSAL_SUBTASK_BEGIN
#define OSAL_SUBTASK_END \
  return TUSB_ERROR_NONE;

//------------- Sub Task Assert -------------//
#define _SUBTASK_ASSERT_ERROR_HANDLER(error, func_call)\
    func_call; return error

#define SUBTASK_ASSERT_STATUS(sts) ASSERT_STATUS(sts)

#define SUBTASK_ASSERT_STATUS_WITH_HANDLER(sts, func_call) \
    ASSERT_DEFINE_WITH_HANDLER(_SUBTASK_ASSERT_ERROR_HANDLER, func_call, tusb_error_t status = (tusb_error_t)(sts),\
                               TUSB_ERROR_NONE == status, status, "%s", TUSB_ErrorStr[status])

#define SUBTASK_ASSERT(condition)  ASSERT(condition, TUSB_ERROR_OSAL_TASK_FAILED)

#define SUBTASK_ASSERT_WITH_HANDLER(condition, func_call) \
    ASSERT_DEFINE_WITH_HANDLER(_SUBTASK_ASSERT_ERROR_HANDLER, func_call, ,\
                               condition, TUSB_ERROR_OSAL_TASK_FAILED, "%s", "evaluated to false")


//--------------------------------------------------------------------+
// Semaphore API
//--------------------------------------------------------------------+
typedef volatile uint8_t osal_semaphore_t;
typedef osal_semaphore_t * osal_semaphore_handle_t;

#define OSAL_SEM_DEF(name)\
  osal_semaphore_t name

#define OSAL_SEM_REF(name)\
  &name

osal_semaphore_handle_t osal_semaphore_create(osal_semaphore_t * p_sem);
void osal_semaphore_wait(osal_semaphore_handle_t sem_hdl, uint32_t msec, tusb_error_t *p_error);
tusb_error_t osal_semaphore_post(osal_semaphore_handle_t sem_hdl);
void osal_semaphore_reset(osal_semaphore_handle_t sem_hdl);

//--------------------------------------------------------------------+
// MUTEX API (priority inheritance)
//--------------------------------------------------------------------+
#define OSAL_MUTEX_DEF(name)\
  osal_mutex_t name

#define OSAL_MUTEX_REF(name)\
  &name

typedef osal_semaphore_t        osal_mutex_t;
typedef osal_semaphore_handle_t osal_mutex_handle_t;

osal_mutex_handle_t osal_mutex_create(osal_mutex_t * p_mutex);
void osal_mutex_wait(osal_mutex_handle_t mutex_hdl, uint32_t msec, tusb_error_t *p_error);
tusb_error_t osal_mutex_release(osal_mutex_handle_t mutex_hdl);
void osal_mutex_reset(osal_mutex_handle_t mutex_hdl);
//--------------------------------------------------------------------+
// QUEUE API
//--------------------------------------------------------------------+
typedef struct{
           uint32_t * const buffer ; 
           uint8_t const depth     ; 
  volatile uint8_t count           ; 
  volatile uint8_t wr_idx          ; 
  volatile uint8_t rd_idx          ; 
} osal_queue_t;

typedef osal_queue_t * osal_queue_handle_t;

#define OSAL_QUEUE_DEF(name, queue_depth, type) \
  osal_queue_t name

#define OSAL_QUEUE_REF(name)  (&name)

osal_queue_handle_t  osal_queue_create  (osal_queue_t *p_queue);
void                 osal_queue_receive (osal_queue_handle_t const queue_hdl, void *p_data, uint32_t msec, tusb_error_t *p_error);
tusb_error_t         osal_queue_send    (osal_queue_handle_t const queue_hdl, const void * data);
void osal_queue_flush(osal_queue_handle_t const queue_hdl);

//--------------------------------------------------------------------+
// TICK API
//--------------------------------------------------------------------+
uint32_t osal_tick_get(void);
#endif

#ifdef __cplusplus
 }
#endif

#endif /* _TUSB_OSAL_H_ */