Added USB register definitions.

2 files changed, 46 insertions, 0 deletions

diff --git a/hal/usb.h b/hal/usb.h
new file mode 100644
index 0000000..6fbd24f
--- /dev/null
+++ b/hal/usb.h
@@ -0,0 +1,42 @@
+#ifndef USB_H
+#define USB_H
+
+#include <stdint.h>
+
+struct USB_reg_t {
+	volatile uint32_t GOTGCTL;
+	volatile uint32_t GOTGINT;
+	volatile uint32_t GAHBCFG;
+	volatile uint32_t GUSBCFG;
+	volatile uint32_t GRSTCTL;
+	volatile uint32_t GINTSTS;
+	volatile uint32_t GINTMSK;
+	volatile uint32_t GRXSTSR;
+	volatile uint32_t GRXSTSP;
+	volatile uint32_t GRXFSIZ;
+	volatile uint32_t DIEPTXF0;
+	volatile uint32_t HNPTXSTS;
+	volatile uint32_t GCCFG;
+	volatile uint32_t CID;
+	uint32_t _reserved[49];
+	volatile uint32_t HPTXFSIZ;
+	volatile uint32_t DIEPTXF1;
+	volatile uint32_t DIEPTXF2;
+	volatile uint32_t DIEPTXF3;
+};
+
+class USB_t {
+	public:
+		USB_reg_t& reg;
+		
+		USB_t(uint32_t reg_addr) : reg(*(USB_reg_t*)reg_addr) {}
+		
+};
+
+#if defined(STM32F1)
+
+#elif defined(STM32F4)
+static USB_t OTG_FS(0x50000000);
+#endif
+
+#endif
diff --git a/main.cpp b/main.cpp
index 3b43d9d..807c0b0 100644
--- a/main.cpp
+++ b/main.cpp
@@ -6,6 +6,8 @@
 
 #include "pin.h"
 
+#include "usb.h"
+
 static Pin& led_green = PD12;
 static Pin& led_yellow = PD13;
 static Pin& led_red = PD14;
@@ -25,6 +27,8 @@ int main() {
 	led_red.set_mode(Pin::Output);
 	led_blue.set_mode(Pin::Output);
 	
+	RCC.enable(RCC.OTGFS);
+	
 	while(1) {
 		led_green.on();
 		Time::sleep(100);