88 lines
2.5 KiB
C
88 lines
2.5 KiB
C
/*
|
|
* 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
|