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git subrepo clone git@git.pcmuhely.hu:compi/f4ll_c.git components/f4ll_c

Browse source 
subrepo:
  subdir:   "components/f4ll_c"
  merged:   "7570c78"
upstream:
  origin:   "git@git.pcmuhely.hu:compi/f4ll_c.git"
  branch:   "master"
  commit:   "7570c78"
git-subrepo:
  version:  "0.4.0"
  origin:   "https://github.com/ingydotnet/git-subrepo"
  commit:   "5d6aba9"
This commit is contained in:
Attila Body 2019-11-20 21:24:52 +01:00
parent 9f225a2c9d
commit 5e44fa81ac
15 changed files with 1079 additions and 0 deletions
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78
components/f4ll_c/dmahelper.c Normal file
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/*
* dma_helper.c
*
* Created on: Sep 18, 2019
* Author: abody
*/
#include <f4ll_c/dmahelper.h>
volatile uint32_t* Dma_GetIsReg(DMA_TypeDef *dma, uint32_t stream)
{
if(dma == DMA1)
return (stream < LL_DMA_STREAM_4) ? &DMA1->LISR : &DMA1->HISR;
else
return (stream < LL_DMA_STREAM_4) ? &DMA2->LISR : &DMA2->HISR;
}
volatile uint32_t* Dma_GetIfcReg(DMA_TypeDef *dma, uint32_t stream)
{
if(dma == DMA1)
return (stream < LL_DMA_STREAM_4) ? &DMA1->LIFCR : &DMA1->HIFCR;
else
return (stream < LL_DMA_STREAM_4) ? &DMA2->LIFCR : &DMA2->HIFCR;
}
uint32_t Dma_GetFeMask(uint32_t stream)
{
static const uint32_t feMasks[8] = {
DMA_LISR_FEIF0, DMA_LISR_FEIF1, DMA_LISR_FEIF2, DMA_LISR_FEIF3, DMA_HISR_FEIF4, DMA_HISR_FEIF5, DMA_HISR_FEIF6, DMA_HISR_FEIF7
};
return feMasks[stream];
}
uint32_t Dma_GetDmeMask(uint32_t stream)
{
static const uint32_t dmeMasks[8] = {
DMA_LISR_DMEIF0, DMA_LISR_DMEIF1, DMA_LISR_DMEIF2, DMA_LISR_DMEIF3, DMA_HISR_DMEIF4, DMA_HISR_DMEIF5, DMA_HISR_DMEIF6, DMA_HISR_DMEIF7
};
return dmeMasks[stream];
}
uint32_t Dma_GetTeMask(uint32_t stream)
{
static const uint32_t teMasks[8] = {
DMA_LISR_TEIF0, DMA_LISR_TEIF1, DMA_LISR_TEIF2, DMA_LISR_TEIF3, DMA_HISR_TEIF4, DMA_HISR_TEIF5, DMA_HISR_TEIF6, DMA_HISR_TEIF7
};
return teMasks[stream];
}
uint32_t Dma_GetHtMask(uint32_t stream)
{
static const uint32_t htMasks[8] = {
DMA_LISR_HTIF0, DMA_LISR_HTIF1, DMA_LISR_HTIF2, DMA_LISR_HTIF3, DMA_HISR_HTIF4, DMA_HISR_HTIF5, DMA_HISR_HTIF6, DMA_HISR_HTIF7
};
return htMasks[stream];
}
uint32_t Dma_GetTcMask(uint32_t stream)
{
static const uint32_t tcMasks[8] = {
DMA_LISR_TCIF0, DMA_LISR_TCIF1, DMA_LISR_TCIF2, DMA_LISR_TCIF3, DMA_HISR_TCIF4, DMA_HISR_TCIF5, DMA_HISR_TCIF6, DMA_HISR_TCIF7
};
return tcMasks[stream];
}
void Dma_Init(DMAINFO *info, DMA_TypeDef *dma, uint32_t stream)
{
info->dma = dma;
info->stream = stream;
info->isReg = Dma_GetIsReg(dma, stream);
info->ifcReg = Dma_GetIfcReg(dma, stream);
info->feMask = Dma_GetFeMask(stream);
info->dmeMask = Dma_GetDmeMask(stream);
info->teMask = Dma_GetTeMask(stream);
info->htMask = Dma_GetHtMask(stream);
info->tcMask = Dma_GetTcMask(stream);
}