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git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@5351 35acf78f-673a-0410-8e92-d51de3d6d3f4

This commit is contained in:
gdisirio 2013-03-04 08:17:33 +00:00
parent 8fa38496b7
commit e47644864d
2 changed files with 20 additions and 9 deletions
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10
os/hal/platforms/SPC5xx/EDMA_v1/spc5_edma.c
View File

@ -41,6 +41,8 @@
/* Driver local variables and types. */
/*===========================================================================*/
static edma_channel_config_t channels[SPC5_EDMA_NCHANNELS];
/*===========================================================================*/
/* Driver local functions. */
/*===========================================================================*/
@ -67,22 +69,22 @@ void edmaInit(void) {
*
* @param[in] ccfg channel configuration
* @return The channel TCD pointer.
* @retval NULL if the channel cannot be allocated.
* @retval EDMA_ERROR if the channel cannot be allocated.
*
* @special
*/
edma_tcd_t *edmaAllocChannel(const edma_channel_config_t *ccfg) {
edma_channel_t edmaAllocChannel(const edma_channel_config_t *ccfg) {
}
/**
* @brief EDMA channel allocation.
*
* @param[in] tcd channel TCD pointer
* @param[in] channel the channel number
*
* @special
*/
void edmaReleaseChannel(edma_tcd_t *tcd) {
void edmaReleaseChannel(edma_channel_t channel) {
}

19
os/hal/platforms/SPC5xx/EDMA_v1/spc5_edma.h
View File

@ -33,6 +33,11 @@
/* Driver constants. */
/*===========================================================================*/
/**
* @brief EDMA channel allocation error.
*/
#define EDMA_ERROR -1
/*===========================================================================*/
/* Driver pre-compile time settings. */
/*===========================================================================*/
@ -45,6 +50,11 @@
/* Driver data structures and types. */
/*===========================================================================*/
/**
* @brief Type of and EDMA channel number.
*/
typedef int32_t edma_channel_t;
/**
* @brief Type of an EDMA TCD.
*/
@ -64,11 +74,10 @@ typedef void (*edma_isr_t)(edma_tcd_t *tcd, void *p);
* @brief Type of an EDMA channel configuration structure.
*/
typedef struct {
uint32_t dma_periph; /**< @brief Peripheral associated to
the channel. */
uint32_t dma_periph; /**< @brief Peripheral to be
associated to the channel. */
edma_isr_t dma_func; /**< @brief Channel ISR callback. */
void *dma_param; /**< @brief Channel callback param. */
} edma_channel_config_t;
/*===========================================================================*/
@ -83,8 +92,8 @@ typedef struct {
extern "C" {
#endif
void edmaInit(void);
edma_tcd_t *edmaAllocChannel(const edma_channel_config_t *ccfg);
void edmaReleaseChannel(edma_tcd_t *tcd);
edma_channel_t edmaAllocChannel(const edma_channel_config_t *ccfg);
void edmaReleaseChannel(edma_channel_t *channel);
#ifdef __cplusplus
}
#endif