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/*
* Copyright 2019-2021 NXP
* All rights reserved.
*
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef _FSL_FLEXRAM_ALLOCATE_H_
#define _FSL_FLEXRAM_ALLOCATE_H_
#include "fsl_common.h"
/*!
* @addtogroup flexram
* @{
*/
/******************************************************************************
* Definitions.
*****************************************************************************/
/*! @name Driver version */
/*@{*/
/*! @brief SOC_FLEXRAM_ALLOCATE driver version 2.0.2. */
#define FSL_SOC_FLEXRAM_ALLOCATE_DRIVER_VERSION (MAKE_VERSION(2, 0, 2))
/*@}*/
/*! @brief FLEXRAM bank type */
enum
{
kFLEXRAM_BankNotUsed = 0U, /*!< bank is not used */
kFLEXRAM_BankOCRAM = 1U, /*!< bank is OCRAM */
kFLEXRAM_BankDTCM = 2U, /*!< bank is DTCM */
kFLEXRAM_BankITCM = 3U, /*!< bank is ITCM */
};
/*! @brief FLEXRAM bank allocate source */
typedef enum _flexram_bank_allocate_src
{
kFLEXRAM_BankAllocateThroughHardwareFuse = 0U, /*!< allocate ram through hardware fuse value */
kFLEXRAM_BankAllocateThroughBankCfg = 1U, /*!< allocate ram through FLEXRAM_BANK_CFG */
} flexram_bank_allocate_src_t;
/*! @brief FLEXRAM allocates OCRAM, ITCM, DTCM size. */
typedef struct _flexram_allocate_ram
{
const uint8_t ocramBankNum; /*!< OCRAM banknumber which the SOC support. */
const uint8_t dtcmBankNum; /*!< DTCM bank number to allocate, the number should be power of 2. */
const uint8_t itcmBankNum; /*!< ITCM bank number to allocate, the number should be power of 2. */
} flexram_allocate_ram_t;
/*******************************************************************************
* APIs
******************************************************************************/
#if defined(__cplusplus)
extern "C" {
#endif
/*!
* @brief FLEXRAM allocates an on-chip ram for OCRAM, ITCM and DTCM.
* This function is independent from FLEXRAM_Init, and can be called directly if ram re-allocate
* is needed.
* @param config Allocate configuration.
* @retval #kStatus_InvalidArgument When the argument is invalid.
* @retval #kStatus_Success Upon allocate success.
*/
status_t FLEXRAM_AllocateRam(flexram_allocate_ram_t *config);
/*!
* @brief FLEXRAM set allocate on-chip ram source.
* @param src Bank config source select value.
*/
static inline void FLEXRAM_SetAllocateRamSrc(flexram_bank_allocate_src_t src)
{
IOMUXC_GPR->GPR16 &= ~IOMUXC_GPR_GPR16_FLEXRAM_BANK_CFG_SEL_MASK;
IOMUXC_GPR->GPR16 |= IOMUXC_GPR_GPR16_FLEXRAM_BANK_CFG_SEL(src);
}
#if defined(__cplusplus)
}
#endif
/*! @}*/
#endif
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