1 files changed, 80 insertions, 0 deletions
diff --git a/firmware/src/os/dfu.h b/firmware/src/os/dfu.h
new file mode 100644
index 0000000..8786044
--- /dev/null
+++ b/firmware/src/os/dfu.h
@@ -0,0 +1,80 @@
+#ifndef _DFU_H
+#define _DFU_H
+
+/* USB Device Firmware Update Implementation for OpenPCD
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ * This ought to be compliant to the USB DFU Spec 1.0 as available from
+ * http://www.usb.org/developers/devclass_docs/usbdfu10.pdf
+ *
+ */
+
+#include <sys/types.h>
+#include <usb_ch9.h>
+#include <usb_dfu.h>
+
+#include "dbgu.h"
+
+/* USB DFU functional descriptor */
+#define DFU_FUNC_DESC  {						\
+	.bLength		= USB_DT_DFU_SIZE,			\
+	.bDescriptorType	= USB_DT_DFU,				\
+	.bmAttributes		= USB_DFU_CAN_UPLOAD | USB_DFU_CAN_DOWNLOAD, \
+	.wDetachTimeOut		= 0xff00,				\
+	.wTransferSize		= AT91C_IFLASH_PAGE_SIZE,		\
+	.bcdDFUVersion		= 0x0100,				\
+}
+
+/* USB Interface descriptor in Runtime mode */
+#define DFU_RT_IF_DESC	{						\
+	.bLength		= USB_DT_INTERFACE_SIZE,		\
+	.bDescriptorType	= USB_DT_INTERFACE,			\
+	.bInterfaceNumber	= 0x01,					\
+	.bAlternateSetting	= 0x00,					\
+	.bNumEndpoints		= 0x00,					\
+	.bInterfaceClass	= 0xfe,					\
+	.bInterfaceSubClass	= 0x01,					\
+	.bInterfaceProtocol	= 0x01,					\
+	.iInterface		= 1,					\
+}
+
+#define __dfufunc __attribute__ ((long_call, section (".dfu.func")))
+#define __dfustruct __attribute__ ((section (".dfu.struct"))) const
+#define __dfufunctab  __attribute__ ((section (".dfu.functab")))
+	
+#if 0
+extern void __dfufunc udp_ep0_send_data(const char *data, u_int32_t length);
+extern void __dfufunc udp_ep0_send_zlp(void);
+extern void __dfufunc udp_ep0_send_stall(void);
+extern __dfustruct struct usb_device_descriptor dfu_dev_descriptor;
+extern __dfustruct struct _dfu_desc dfu_cfg_descriptor;
+extern void dfu_switch(void);
+extern int __dfufunc dfu_ep0_handler(u_int8_t req_type, u_int8_t req,
+				     u_int16_t val, u_int16_t len);
+extern static u_int8_t dfu_state;
+struct udp_pcd;
+#endif
+
+
+extern void __dfufunc udp_init(void);
+
+struct _dfu_desc {
+	struct usb_config_descriptor ucfg;
+	struct usb_interface_descriptor uif[2];
+	struct usb_dfu_func_descriptor func_dfu;
+};
+
+struct dfuapi {
+	void (*ep0_send_data)(const char *data, u_int32_t len);
+	void (*ep0_send_zlp)(void);
+	void (*ep0_send_stall)(void);
+	int  (*dfu_ep0_handler)(u_int8_t req_type, u_int8_t req,
+				     u_int16_t val, u_int16_t len);
+	void (*dfu_switch)(void);
+	u_int8_t *dfu_state;
+	const struct usb_device_descriptor *dfu_dev_descriptor;
+	const struct _dfu_desc *dfu_cfg_descriptor;
+};
+
+
+#endif /* _DFU_H */