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/*
* Copyright (C) ST-Ericsson SA 2010
* Author: Jean-Philippe FASSINO <jean-philippe.fassino@stericsson.com> for ST-Ericsson.
* License terms: GNU General Public License (GPL) version 2.
*/
/*!
* \brief Public Component Manager Memory User Engine API.
*
* This file contains the Component Manager Engine API for manipulating memory.
*
*/
#ifndef CM_MEMORY_ENGINE_H_
#define CM_MEMORY_ENGINE_H_
#include <cm/engine/memory/inc/domain_type.h>
#include <cm/engine/memory/inc/memory_type.h>
/*!
* \brief Allocate memory in a Media Processor Core memory
*
* \param[in] domainId
* \param[in] memType
* \param[in] size
* \param[in] memAlignment
* \param[out] pHandle
*
* \ingroup CM_ENGINE_API
*/
PUBLIC IMPORT_SHARED t_cm_error CM_ENGINE_AllocMpcMemory(
t_cm_domain_id domainId,
t_nmf_client_id clientId, //!< [in] Client ID (aka PID)
t_cm_mpc_memory_type memType,
t_cm_size size,
t_cm_mpc_memory_alignment memAlignment,
t_cm_memory_handle *pHandle
);
/*!
* \brief Free a MPC memory block.
*
* \param[in] handle
*
* \ingroup CM_ENGINE_API
*/
PUBLIC IMPORT_SHARED t_cm_error CM_ENGINE_FreeMpcMemory(t_cm_memory_handle handle);
/*!
* \brief Get the start address of the MPC memory block seen by the host CPU (physical and logical)
*
* The logical system address returned by this method is valid only in kernel space and the physical
* address is accessible only from kernel space too.
*
* \see OSMem "OS Memory management" for seeing an integration example.
*
* \param[in] handle
* \param[out] pSystemAddress
*
* \ingroup CM_ENGINE_API
*/
PUBLIC IMPORT_SHARED t_cm_error CM_ENGINE_GetMpcMemorySystemAddress(
t_cm_memory_handle handle,
t_cm_system_address *pSystemAddress);
/*!
* \brief Get the start address of the memory block seen by the Media Processor Core
*
* \param[in] handle
* \param[out] pMpcAddress
*
* \ingroup CM_ENGINE_API
*/
PUBLIC IMPORT_SHARED t_cm_error CM_ENGINE_GetMpcMemoryMpcAddress(
t_cm_memory_handle handle,
t_uint32 *pMpcAddress);
/*!
* \brief Get the memory status for given memory type of a given Media Processor Core
*
* \param[in] domainId
* \param[in] memType
* \param[out] pStatus
*
* \ingroup CM_ENGINE_API
*/
PUBLIC IMPORT_SHARED t_cm_error CM_ENGINE_GetMpcMemoryStatus(
t_cm_domain_id domainId,
t_cm_mpc_memory_type memType,
t_cm_allocator_status *pStatus);
#endif /* CM_MEMORY_ENGINE_H_ */
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