mirror of
https://github.com/rtlduino/RTL8710AF_GCC.git
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90 lines
3.1 KiB
C
90 lines
3.1 KiB
C
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/* mbed Microcontroller Library
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*******************************************************************************
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* Copyright (c) 2014, Realtek
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* All rights reserved.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED 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
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*******************************************************************************
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*/
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#include "dma_api.h"
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#include "cmsis.h"
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extern BOOL HalGdmaMemCpyInit(PHAL_GDMA_OBJ pHalGdmaObj);
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extern VOID HalGdmaMemCpyDeInit(PHAL_GDMA_OBJ pHalGdmaObj);
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extern VOID* HalGdmaMemCpy(PHAL_GDMA_OBJ pHalGdmaObj, void* pDest, void* pSrc, u32 len);
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extern VOID HalGdmaMemAggr(PHAL_GDMA_OBJ pHalGdmaObj, PHAL_GDMA_BLOCK pHalGdmaBlock);
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extern BOOL HalGdmaMemCpyAggrInit(PHAL_GDMA_OBJ pHalGdmaObj);
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/**
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* @brief Initial the GDMA
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*
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* @param dma_obj: the GDMA object
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* handler: the callback function for a DMA transfer complete.
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* id: the argument of the callback function.
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* @return None
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*
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*/
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void dma_memcpy_aggr_init(gdma_t *dma_obj, dma_irq_handler handler, uint32_t id)
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{
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dma_obj->gdma_obj.GdmaIrqHandle.IrqFun = (IRQ_FUN)handler;
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dma_obj->gdma_obj.GdmaIrqHandle.Data = (u32)id;
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dma_obj->gdma_allocated = HalGdmaMemCpyAggrInit(&(dma_obj->gdma_obj));
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}
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void dma_memcpy_init(gdma_t *dma_obj, dma_irq_handler handler, uint32_t id)
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{
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dma_obj->gdma_obj.GdmaIrqHandle.IrqFun = (IRQ_FUN)handler;
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dma_obj->gdma_obj.GdmaIrqHandle.Data = (u32)id;
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dma_obj->gdma_allocated = HalGdmaMemCpyInit(&(dma_obj->gdma_obj));
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}
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/**
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* @brief De-Initial the GDMA
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*
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* @param dma_obj: the GDMA object
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* @return None
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*
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*/
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void dma_memcpy_deinit(gdma_t *dma_obj)
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{
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if (dma_obj->gdma_allocated) {
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HalGdmaMemCpyDeInit(&(dma_obj->gdma_obj));
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}
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}
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/**
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* @brief To do a memory copy by DMA
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*
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* @param None
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* @return None
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*
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*/
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void dma_memcpy(gdma_t *dma_obj, void *dst, void* src, uint32_t len)
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{
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#if 0
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if (!dma_obj->gdma_allocated) {
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dma_irq_handler handler;
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_memcpy(dst, src, len);
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handler = dma_obj->GdmaIrqHandle.IrqFun;
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handler(dma_obj->GdmaIrqHandle.Data);
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}
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#endif
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HalGdmaMemCpy(&(dma_obj->gdma_obj), dst, src, len);
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}
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void dma_memcpy_aggr(gdma_t *dma_obj, PHAL_GDMA_BLOCK block_info)
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{
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HalGdmaMemAggr(&(dma_obj->gdma_obj), block_info);
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}
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