Start working at dfu by copying from main openpcd repository (with modifications), doesn't boot application yet

git-svn-id: https://svn.openpcd.org:2342/trunk@315 6dc7ffe9-61d6-0310-9af1-9938baff3ed1

1 files changed, 143 insertions, 0 deletions

diff --git a/openpicc/dfu/dfu.h b/openpicc/dfu/dfu.h
new file mode 100644
index 0000000..77f80a1
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+++ b/openpicc/dfu/dfu.h
@@ -0,0 +1,143 @@
+#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
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by 
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ 
+ */
+
+#include <sys/types.h>
+#include <usb_ch9.h>
+#include <usb_dfu.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 */
+#ifdef CONFIG_USB_STRING
+#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,					\
+	}, {								\
+	.bLength		= USB_DT_INTERFACE_SIZE,		\
+	.bDescriptorType	= USB_DT_INTERFACE,			\
+	.bInterfaceNumber	= 0x02,					\
+	.bAlternateSetting	= 0x00,					\
+	.bNumEndpoints		= 0x00,					\
+	.bInterfaceClass	= 0xfe,					\
+	.bInterfaceSubClass	= 0x01,					\
+	.bInterfaceProtocol	= 0x01,					\
+	.iInterface		= 2,					\
+	},								\
+}
+#else
+#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		= 0,					\
+	}, {								\
+	.bLength		= USB_DT_INTERFACE_SIZE,		\
+	.bDescriptorType	= USB_DT_INTERFACE,			\
+	.bInterfaceNumber	= 0x02,					\
+	.bAlternateSetting	= 0x00,					\
+	.bNumEndpoints		= 0x00,					\
+	.bInterfaceClass	= 0xfe,					\
+	.bInterfaceSubClass	= 0x01,					\
+	.bInterfaceProtocol	= 0x01,					\
+	.iInterface		= 0,					\
+	},								\
+}
+#endif
+
+#define __dfufunctab  __attribute__ ((section (".dfu.functab")))
+#define __dfudata __attribute__ ((section (".data.shared")))
+#define __dfufunc 
+#define __dfustruct const
+
+#define DFU_API_LOCATION	((const struct dfuapi *) 0x00103fd0)
+
+struct _dfu_desc {
+	struct usb_config_descriptor ucfg;
+	struct usb_interface_descriptor uif[2];
+	struct usb_dfu_func_descriptor func_dfu;
+};
+
+struct dfuapi {
+	void (*udp_init)(void);
+	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_int32_t *dfu_state;
+	const struct usb_device_descriptor *dfu_dev_descriptor;
+	const struct _dfu_desc *dfu_cfg_descriptor;
+};
+
+/* From openpcd/firmware/src/os/pcd_enumerate.h */
+/* USB standard request code */
+
+#define STD_GET_STATUS_ZERO           0x0080
+#define STD_GET_STATUS_INTERFACE      0x0081
+#define STD_GET_STATUS_ENDPOINT       0x0082
+
+#define STD_CLEAR_FEATURE_ZERO        0x0100
+#define STD_CLEAR_FEATURE_INTERFACE   0x0101
+#define STD_CLEAR_FEATURE_ENDPOINT    0x0102
+
+#define STD_SET_FEATURE_ZERO          0x0300
+#define STD_SET_FEATURE_INTERFACE     0x0301
+#define STD_SET_FEATURE_ENDPOINT      0x0302
+
+#define STD_SET_ADDRESS               0x0500
+#define STD_GET_DESCRIPTOR            0x0680
+#define STD_SET_DESCRIPTOR            0x0700
+#define STD_GET_CONFIGURATION         0x0880
+#define STD_SET_CONFIGURATION         0x0900
+#define STD_GET_INTERFACE             0x0A81
+#define STD_SET_INTERFACE             0x0B01
+#define STD_SYNCH_FRAME               0x0C82
+
+#define MIN(a, b) (((a) < (b)) ? (a) : (b))
+
+#endif /* _DFU_H */