initial commit

source/firmware/arch/stm32f4xx/driver/usb_vport/usb_vport.c

@@ -0,0 +1,93 @@
+/*
+ * drv_usb_vport.c
+ *
+ *  Created on: Feb 2, 2012
+ *      Author: tkl
+ */
+
+#include <stdint.h>
+#include <string.h>
+
+#include "usb_vport.h"
+
+//-----------------------------------------------------------------------------
+struct {
+	const void	*callback;
+	const void	*parameter;
+	char *buffer;
+	unsigned int size;
+}usb_vport_obj;
+
+//------------------------------------------------------------------------------
+typedef void* (*stm32_usb_vport_cb_t)(const void*);
+
+//------------------------------------------------------------------------------
+int stm32_usb_vport_init(const stm32_usb_vport_t *this) {
+	usb_vport_obj.callback = NULL;
+	usb_vport_obj.parameter = NULL;
+	usb_vport_obj.buffer = NULL;
+	usb_vport_obj.size = 0;
+	return 0;
+}
+
+//-----------------------------------------------------------------------------
+int stm32_usb_vport_open(const void *this) {
+//    USBD_Init(&USB_OTG_dev, USB_OTG_FS_CORE_ID, &USR_desc, &USBD_CDC_cb, &USR_cb);
+
+    return 1;
+}
+
+//-----------------------------------------------------------------------------
+int stm32_usb_vport_close(const void *this) {
+    return 0;
+}
+
+//-----------------------------------------------------------------------------
+int stm32_usb_vport_read(const void *this, char *buffer, int size) {
+	int ret = -1;
+	if(size >= usb_vport_obj.size) {
+		// no rest
+		memcpy(buffer, usb_vport_obj.buffer, usb_vport_obj.size);
+		usb_vport_obj.buffer = NULL;
+		ret = usb_vport_obj.size;
+		usb_vport_obj.size = 0;
+	}
+	else if(size < usb_vport_obj.size) {
+		memcpy(buffer, usb_vport_obj.buffer, size);
+		usb_vport_obj.buffer += size;
+		usb_vport_obj.size -= size;
+		ret = size;
+		/*
+		if(NULL != usb_vport_obj.callback) {
+			stm32_usb_vport_cb_t cb = usb_vport_obj.callback;
+			cb(usb_vport_obj.parameter);
+		}
+		*/
+	}
+	return ret;
+}
+
+//-----------------------------------------------------------------------------
+int stm32_usb_vport_write(const void *this, const char *buffer, int size) {
+	return USB_VCOM_Send((char *)buffer, size);
+}
+
+//-----------------------------------------------------------------------------
+int stm32_usb_vport_set_cb(const void *this, const void *callback, const void *param) {
+	if(NULL == callback) {
+		return -1;
+	}
+	usb_vport_obj.callback = callback;
+	usb_vport_obj.parameter = param;
+	return 0;
+}
+
+//-----------------------------------------------------------------------------
+extern void data_in(unsigned char *buffer, unsigned int size) {
+	if(NULL != usb_vport_obj.callback) {
+		stm32_usb_vport_cb_t cb = usb_vport_obj.callback;
+		usb_vport_obj.buffer = (char *)buffer;
+		usb_vport_obj.size = size;
+		cb(usb_vport_obj.parameter);
+	}
+}

source/firmware/arch/stm32f4xx/driver/usb_vport/usb_vport.h

@@ -0,0 +1,54 @@
+/*
+ * drv_usb_vport_interface.h
+ *
+ *  Created on: Feb 2, 2012
+ *      Author: tkl
+ */
+
+#ifndef DRV_USB_VPORT_INTERFACE_H_
+#define DRV_USB_VPORT_INTERFACE_H_
+
+#include "uart.h"
+
+#include  "usbd_cdc_core.h"
+#include  "usbd_usr.h"
+#include "usbd_desc.h"
+#include "usbd_cdc_vcp.h"
+
+//! \brief Usb Device for stdout, stdin & stderr.
+__ALIGN_BEGIN USB_OTG_CORE_HANDLE    USB_OTG_dev __ALIGN_END ;
+
+//-----------------------------------------------------------------------------
+typedef struct {
+}stm32_usb_vport_t;
+
+//-----------------------------------------------------------------------------
+int stm32_usb_vport_init(const stm32_usb_vport_t *this);
+
+//-----------------------------------------------------------------------------
+//! \brief open the virual com port device
+int stm32_usb_vport_open(const void *this);
+
+//-----------------------------------------------------------------------------
+//! \brief close the virual com port device
+int stm32_usb_vport_close(const void *this);
+
+//-----------------------------------------------------------------------------
+int stm32_usb_vport_read(const void *this, char *buffer, int size);
+
+//-----------------------------------------------------------------------------
+int stm32_usb_vport_write(const void *this, const char *buffer, int size);
+
+//-----------------------------------------------------------------------------
+int stm32_usb_vport_set_cb(const void *this, const void *callback, const void *param);
+
+//------------------------------------------------------------------------------
+static const struct uart_fp usb_vport_fp = {
+		stm32_usb_vport_open,
+		stm32_usb_vport_close,
+		stm32_usb_vport_read,
+		stm32_usb_vport_write,
+		stm32_usb_vport_set_cb
+};
+
+#endif /* DRV_USB_VPORT_INTERFACE_H_ */

source/firmware/arch/stm32f4xx/driver/usb_vport/usb_vport.mk

@@ -0,0 +1,3 @@
+SUB_FOLDER += firmware/arch/stm32f4xx/driver/usb_vport
+INCLUDES += firmware/arch/stm32f4xx/driver/usb_vport
+DOC_SRC += firmware/arch/stm32f4xx/driver/usb_vport