175 lines
5.1 KiB
C
175 lines
5.1 KiB
C
/*
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* Copyright (c) 2015, Freescale Semiconductor, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* o Redistributions of source code must retain the above copyright notice, this list
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* of conditions and the following disclaimer.
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*
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* o Redistributions in binary form must reproduce the above copyright notice, this
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* list of conditions and the following disclaimer in the documentation and/or
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* other materials provided with the distribution.
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*
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* o Neither the name of Freescale Semiconductor, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __LMEM_H__
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#define __LMEM_H__
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#include <stdint.h>
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#include <assert.h>
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#include "device_imx.h"
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/*!
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* @addtogroup lmem_driver
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* @{
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*/
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/*******************************************************************************
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* API
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******************************************************************************/
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#if defined(__cplusplus)
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extern "C" {
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#endif
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/*!
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* @name Processor System Cache control functions
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* @{
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*/
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/*!
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* @brief This function enable the System Cache.
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*
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* @param base LMEM base pointer.
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*/
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void LMEM_EnableSystemCache(LMEM_Type *base);
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/*!
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* @brief This function disable the System Cache.
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*
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* @param base LMEM base pointer.
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*/
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void LMEM_DisableSystemCache(LMEM_Type *base);
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/*!
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* @brief This function flush the System Cache.
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*
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* @param base LMEM base pointer.
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*/
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void LMEM_FlushSystemCache(LMEM_Type *base);
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/*!
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* @brief This function is called to flush the System Cache by performing cache copy-backs.
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* It must determine how many cache lines need to be copied back and then
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* perform the copy-backs.
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*
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* @param base LMEM base pointer.
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* @param address The start address of cache line.
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* @param length The length of flush address space.
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*/
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void LMEM_FlushSystemCacheLines(LMEM_Type *base, void *address, uint32_t length);
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/*!
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* @brief This function invalidate the System Cache.
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*
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* @param base LMEM base pointer.
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*/
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void LMEM_InvalidateSystemCache(LMEM_Type *base);
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/*!
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* @brief This function is responsible for performing an System Cache invalidate.
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* It must determine how many cache lines need to be invalidated and then
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* perform the invalidation.
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*
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* @param base LMEM base pointer.
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* @param address The start address of cache line.
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* @param length The length of invalidate address space.
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*/
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void LMEM_InvalidateSystemCacheLines(LMEM_Type *base, void *address, uint32_t length);
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/*@}*/
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/*!
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* @name Processor Code Cache control functions
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* @{
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*/
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/*!
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* @brief This function enable the Code Cache.
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*
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* @param base LMEM base pointer.
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*/
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void LMEM_EnableCodeCache(LMEM_Type *base);
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/*!
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* @brief This function disable the Code Cache.
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*
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* @param base LMEM base pointer.
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*/
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void LMEM_DisableCodeCache(LMEM_Type *base);
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/*!
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* @brief This function flush the Code Cache.
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*
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* @param base LMEM base pointer.
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*/
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void LMEM_FlushCodeCache(LMEM_Type *base);
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/*!
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* @brief This function is called to flush the Code Cache by performing cache copy-backs.
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* It must determine how many cache lines need to be copied back and then
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* perform the copy-backs.
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*
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* @param base LMEM base pointer.
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* @param address The start address of cache line.
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* @param length The length of flush address space.
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*/
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void LMEM_FlushCodeCacheLines(LMEM_Type *base, void *address, uint32_t length);
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/*!
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* @brief This function invalidate the Code Cache.
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*
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* @param base LMEM base pointer.
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*/
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void LMEM_InvalidateCodeCache(LMEM_Type *base);
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/*!
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* @brief This function is responsible for performing an Code Cache invalidate.
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* It must determine how many cache lines need to be invalidated and then
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* perform the invalidation.
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*
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* @param base LMEM base pointer.
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* @param address The start address of cache line.
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* @param length The length of invalidate address space.
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*/
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void LMEM_InvalidateCodeCacheLines(LMEM_Type *base, void *address, uint32_t length);
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/*@}*/
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#if defined(__cplusplus)
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}
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#endif
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/*! @}*/
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#endif /* __LMEM_H__ */
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/*******************************************************************************
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* EOF
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******************************************************************************/
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