Add simple USB CDC task.

Demo/CORTEX_LPC1768_GCC_Rowley/LPCUSB/usbstruct.h

@@ -0,0 +1,119 @@
+/*
+	LPCUSB, an USB device driver for LPC microcontrollers	
+	Copyright (C) 2006 Bertrik Sikken (bertrik@sikken.nl)
+
+	Redistribution and use in source and binary forms, with or without
+	modification, are permitted provided that the following conditions are met:
+
+	1. Redistributions of source code must retain the above copyright
+	   notice, this list of conditions and the following disclaimer.
+	2. Redistributions in binary form must reproduce the above copyright
+	   notice, this list of conditions and the following disclaimer in the
+	   documentation and/or other materials provided with the distribution.
+	3. The name of the author may not be used to endorse or promote products
+	   derived from this software without specific prior written permission.
+
+	THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+	IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+	OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+	IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 
+	INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+	NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+	DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+	THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+	(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+	THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+/**
+	Definitions of structures of standard USB packets
+*/
+
+#ifndef _USBSTRUCT_H_
+#define _USBSTRUCT_H_
+
+// CodeRed - include the LPCUSB type.h file rather than NXP one directly
+#include "type.h"
+
+/** setup packet definitions */
+typedef struct {
+	unsigned char	bmRequestType;			/**< characteristics of the specific request */
+	unsigned char	bRequest;				/**< specific request */
+	unsigned short	wValue;					/**< request specific parameter */
+	unsigned short	wIndex;					/**< request specific parameter */
+	unsigned short	wLength;				/**< length of data transfered in data phase */
+} TSetupPacket;
+
+
+#define REQTYPE_GET_DIR(x)		(((x)>>7)&0x01)
+#define REQTYPE_GET_TYPE(x)		(((x)>>5)&0x03)
+#define REQTYPE_GET_RECIP(x)	((x)&0x1F)
+
+#define REQTYPE_DIR_TO_DEVICE	0
+#define REQTYPE_DIR_TO_HOST		1
+
+#define REQTYPE_TYPE_STANDARD	0
+#define REQTYPE_TYPE_CLASS		1
+#define REQTYPE_TYPE_VENDOR		2
+#define REQTYPE_TYPE_RESERVED	3
+
+#define REQTYPE_RECIP_DEVICE	0
+#define REQTYPE_RECIP_INTERFACE	1
+#define REQTYPE_RECIP_ENDPOINT	2
+#define REQTYPE_RECIP_OTHER		3
+
+/* standard requests */
+#define	REQ_GET_STATUS			0x00
+#define REQ_CLEAR_FEATURE		0x01
+#define REQ_SET_FEATURE			0x03
+#define REQ_SET_ADDRESS			0x05
+#define REQ_GET_DESCRIPTOR		0x06
+#define REQ_SET_DESCRIPTOR		0x07
+#define REQ_GET_CONFIGURATION	0x08
+#define REQ_SET_CONFIGURATION	0x09
+#define REQ_GET_INTERFACE		0x0A
+#define REQ_SET_INTERFACE		0x0B
+#define REQ_SYNCH_FRAME			0x0C
+
+/* class requests HID */
+#define HID_GET_REPORT			0x01
+#define HID_GET_IDLE			0x02
+#define HID_GET_PROTOCOL	 	0x03
+#define HID_SET_REPORT			0x09
+#define HID_SET_IDLE			0x0A
+#define HID_SET_PROTOCOL		0x0B
+
+/* feature selectors */
+#define FEA_ENDPOINT_HALT		0x00
+#define FEA_REMOTE_WAKEUP		0x01
+#define FEA_TEST_MODE			0x02
+
+/*
+	USB descriptors
+*/
+
+/** USB descriptor header */
+typedef struct {
+	unsigned char	bLength;			/**< descriptor length */
+	unsigned char	bDescriptorType;	/**< descriptor type */
+} TUSBDescHeader;
+
+#define DESC_DEVICE				1
+#define DESC_CONFIGURATION		2
+#define DESC_STRING				3
+#define DESC_INTERFACE			4
+#define DESC_ENDPOINT			5
+#define DESC_DEVICE_QUALIFIER	6
+#define DESC_OTHER_SPEED		7
+#define DESC_INTERFACE_POWER	8
+
+#define DESC_HID_HID			0x21
+#define DESC_HID_REPORT			0x22
+#define DESC_HID_PHYSICAL		0x23
+
+#define GET_DESC_TYPE(x)		(((x)>>8)&0xFF)
+#define GET_DESC_INDEX(x)		((x)&0xFF)
+
+#endif /* _USBSTRUCT_H_ */
+