PRIVATE VOID lcdd_TransferData(CONST UINT16* pPixelData,UINT16 nPixelWrite, BOOL lastLine)
{
#if 1
UINT32 i;
UINT16 g_dmaBusy = 0;
for(i = 0;i<nPixelWrite;i++)
{
g_buffer_data[i]=(pPixelData[i]>>8)|(pPixelData[i]<<8);
}
g_dmaBusy = hal_SpiSendData(HAL_SPI,HAL_SPI_CS0,(UINT8*)(g_buffer_data),nPixelWrite*2);
if(g_dmaBusy == 0)
{
hal_DbgAssert("dma busy");
}
while (!hal_SpiTxDmaDone(HAL_SPI, HAL_SPI_CS0));
if (lastLine)
{
lcdd_MutexFree();
}
#if 0
HAL_DMA_CFG_T dmaCfg;
dmaCfg.srcAddr = (UINT8*)(pPixelData);
dmaCfg.dstAddr = (UINT8*) &LCM_DAT;
dmaCfg.alterDstAddr = 0;
dmaCfg.pattern = 0;
// Number of bytes to transfer. One pixel being 16 bits,
// transfer size is number of pixel * 2 !
dmaCfg.transferSize = nPixelWrite*2;
// Write the color in the data register of the screen
dmaCfg.mode = HAL_DMA_MODE_CONST_ADDR;
if (lastLine)
{
dmaCfg.userHandler = lcdd_FreeLock;
}
#endif
#else
UINT32 x;
for (x = 0; x < nPixelWrite; x++)
{
g_image[0]=(UINT8)((pPixelData[x]&0xff00)>>8);g_image[1]=(UINT8)(pPixelData[x]&0x00ff);
Write_Data_Image;
// hal_SpiSendData(HAL_SPI,HAL_SPI_CS0,pPixelData[x],2);
// while(!hal_SpiTxFinished(HAL_SPI,HAL_SPI_CS0));
// while (!hal_SpiTxDmaDone(HAL_SPI, HAL_SPI_CS0);
}
if (lastLine)
{
lcdd_MutexFree();
}
#endif
}
UINT16 put_data_to_CircularBuffer(struct CircularBuf *pCirBuff, UINT8 *pBuff,UINT16 uDataSize)
{
UINT16 Block_Len, Remain_Len, real_Len, First_half, Second_half;
UINT32 status = hal_SysEnterCriticalSection();
// do thing with uart breakint not happen
Block_Len = GET_DATA_BLOCK_LEN(pCirBuff->Get, pCirBuff->Put, pCirBuff->Buf_len);
if ((Block_Len == 0) && (pCirBuff->NotEmpty))
{
Block_Len = pCirBuff->Buf_len;
}
Remain_Len = pCirBuff->Buf_len - Block_Len;
/*hal_HstSendEvent(SYS_EVENT, 0x07280100);
hal_HstSendEvent(SYS_EVENT, Remain_Len);
hal_HstSendEvent(SYS_EVENT, uDataSize);*/
if(Remain_Len==0)
{
hal_HstSendEvent(SYS_EVENT, 0x01010000);
hal_DbgAssert("%s buffer overflow, Remain_Len=0!!",pCirBuff->Name);
return 0;
}
if (uDataSize > Remain_Len)
{
hal_DbgAssert("%s buffer overflow!! uDataSize=%d, Remain_Len=%d",pCirBuff->Name,uDataSize,Remain_Len);
return 0;
}
real_Len = uDataSize;// (uDataSize < Remain_Len) ? uDataSize : Remain_Len;
if (real_Len > 0)/*circular buffer not full*/
{
if (pCirBuff->Put < pCirBuff->Get)
{
memcpy(&pCirBuff->Buf[pCirBuff->Put], pBuff, real_Len);
pCirBuff->Put = MOD_BUFF_LEN(pCirBuff->Put + real_Len,pCirBuff->Buf_len);
}
else
{
First_half = pCirBuff->Buf_len - pCirBuff->Put;
if (real_Len < First_half)
{
memcpy(&pCirBuff->Buf[pCirBuff->Put], pBuff, real_Len);
pCirBuff->Put = MOD_BUFF_LEN(pCirBuff->Put + real_Len, pCirBuff->Buf_len);
}
else
{
memcpy(&pCirBuff->Buf[pCirBuff->Put], pBuff , First_half);
Second_half = real_Len - First_half;
pCirBuff->Put = MOD_BUFF_LEN((pCirBuff->Put + First_half),pCirBuff->Buf_len);
memcpy(&pCirBuff->Buf[pCirBuff->Put], &pBuff[First_half], Second_half);
pCirBuff->Put = MOD_BUFF_LEN((pCirBuff->Put + Second_half),pCirBuff->Buf_len);
}
}
pCirBuff->NotEmpty = 1;
}
else
{
SXS_TRACE(TSTDOUT,"warning put len %x",real_Len);
}
hal_SysExitCriticalSection(status);
return Remain_Len -real_Len;
}