diff options
Diffstat (limited to 'libmaple/stm32f1')
| -rw-r--r-- | libmaple/stm32f1/bkp.c | 4 | ||||
| -rw-r--r-- | libmaple/stm32f1/dma.c | 1 | ||||
| -rw-r--r-- | libmaple/stm32f1/include/series/dma.h | 10 |
3 files changed, 13 insertions, 2 deletions
diff --git a/libmaple/stm32f1/bkp.c b/libmaple/stm32f1/bkp.c index f435ff1..01ad419 100644 --- a/libmaple/stm32f1/bkp.c +++ b/libmaple/stm32f1/bkp.c @@ -62,14 +62,14 @@ void bkp_init(void) { * @see bkp_init() */ void bkp_enable_writes(void) { - *bb_perip(&PWR_BASE->CR, PWR_CR_DBP) = 1; + *bb_perip(&PWR_BASE->CR, PWR_CR_DBP_BIT) = 1; } /** * Disable write access to the backup registers. */ void bkp_disable_writes(void) { - *bb_perip(&PWR_BASE->CR, PWR_CR_DBP) = 0; + *bb_perip(&PWR_BASE->CR, PWR_CR_DBP_BIT) = 0; } /** diff --git a/libmaple/stm32f1/dma.c b/libmaple/stm32f1/dma.c index 5364a04..6400d15 100644 --- a/libmaple/stm32f1/dma.c +++ b/libmaple/stm32f1/dma.c @@ -145,6 +145,7 @@ static int config_to_per(dma_tube_reg_map *chregs, dma_tube_config *cfg) { cfg->tube_src_size, cfg->tube_flags & DMA_CFG_SRC_INC, cfg->tube_dst_size, cfg->tube_flags & DMA_CFG_DST_INC, (cfg_ccr_flags(cfg->tube_flags) | DMA_CCR_DIR_FROM_MEM)); + chregs->CNDTR = cfg->tube_nr_xfers; chregs->CMAR = (uint32)cfg->tube_src; chregs->CPAR = (uint32)cfg->tube_dst; return DMA_TUBE_CFG_SUCCESS; diff --git a/libmaple/stm32f1/include/series/dma.h b/libmaple/stm32f1/include/series/dma.h index 3b19e2b..bedb602 100644 --- a/libmaple/stm32f1/include/series/dma.h +++ b/libmaple/stm32f1/include/series/dma.h @@ -145,6 +145,16 @@ typedef struct dma_tube_reg_map { /* Interrupt status register */ +#define DMA_ISR_TEIF_BIT 3 +#define DMA_ISR_HTIF_BIT 2 +#define DMA_ISR_TCIF_BIT 1 +#define DMA_ISR_GIF_BIT 0 + +#define DMA_ISR_TEIF (1 << DMA_ISR_TEIF_BIT) +#define DMA_ISR_HTIF (1 << DMA_ISR_HTIF_BIT) +#define DMA_ISR_TCID (1 << DMA_ISR_TCIF_BIT) +#define DMA_ISR_GIF (1 << DMA_ISR_GIF_BIT) + #define DMA_ISR_TEIF7_BIT 27 #define DMA_ISR_HTIF7_BIT 26 #define DMA_ISR_TCIF7_BIT 25 |