Added DMA register definition.

1 files changed, 37 insertions, 0 deletions

diff --git a/dma/dma.h b/dma/dma.h
new file mode 100644
index 0000000..30d1346
--- /dev/null
+++ b/dma/dma.h
@@ -0,0 +1,37 @@
+#ifndef DMA_H
+#define DMA_H
+
+#include <stdint.h>
+
+struct DMA_stream_reg_t {
+	volatile uint32_t CR;
+	volatile uint32_t NDTR;
+	volatile uint32_t PAR;
+	volatile uint32_t M0AR;
+	volatile uint32_t M1AR;
+	volatile uint32_t FCR;
+};
+
+struct DMA_reg_t {
+	volatile uint32_t LISR;
+	volatile uint32_t HISR;
+	volatile uint32_t LIFCR;
+	volatile uint32_t HIFCR;
+	DMA_stream_reg_t S[8];
+};
+
+class DMA_t {
+	public:
+		DMA_reg_t& reg;
+		
+		DMA_t(uint32_t reg_addr) : reg(*(DMA_reg_t*)reg_addr) {}
+};
+
+#if defined(STM32F1)
+
+#elif defined(STM32F4)
+static DMA_t DMA1(0x40026000);
+static DMA_t DMA2(0x40026400);
+#endif
+
+#endif