* move usb descriptors into separate file (src/os/usb_descriptors_openpcd.h)

* add USB HID skeleton


git-svn-id: https://svn.openpcd.org:2342/trunk@426 6dc7ffe9-61d6-0310-9af1-9938baff3ed1

1 files changed, 112 insertions, 0 deletions

diff --git a/firmware/src/os/usb_descriptors_hid.h b/firmware/src/os/usb_descriptors_hid.h
new file mode 100644
index 0000000..9399692
--- /dev/null
+++ b/firmware/src/os/usb_descriptors_hid.h
@@ -0,0 +1,112 @@
+#ifndef _USB_DESCRIPTORS_H
+#define _USB_DESCRIPTORS_H
+
+#include <usb_ch9.h>
+#include <usb_hid.h>
+#include <sys/types.h>
+#include <openpcd.h>
+#include <dfu/dfu.h>
+
+#include "../config.h"
+
+/* The USB descriptor set for emulating a HID device */
+
+const struct usb_device_descriptor dev_descriptor = {
+	.bLength = USB_DT_DEVICE_SIZE,
+	.bDescriptorType = USB_DT_DEVICE,
+	.bcdUSB = 0x0100,
+	.bDeviceClass = 0x00,
+	.bDeviceSubClass = 0x00,
+	.bDeviceProtocol = 0x00,
+	.bMaxPacketSize0 = 0x08,
+	.idVendor = USB_VENDOR_ID,
+	.idProduct = USB_PRODUCT_ID,
+	.bcdDevice = 0x0030,	/* Version 0.3 */
+#ifdef CONFIG_USB_STRING
+	.iManufacturer = 3,
+	.iProduct = 4,
+	.iSerialNumber = 0,
+#else
+	.iManufacturer = 0,
+	.iProduct = 0,
+	.iSerialNumber = 0,
+#endif
+	.bNumConfigurations = 0x01,
+};
+
+struct _desc {
+	struct usb_config_descriptor ucfg;
+	struct usb_interface_descriptor uif;
+	struct usb_hid_descriptor hid;
+	struct usb_endpoint_descriptor ep[1];
+#ifdef CONFIG_DFU
+	struct usb_interface_descriptor uif_dfu[2];
+#endif
+};
+
+const struct _desc cfg_descriptor = {
+	.ucfg = {
+		 .bLength = USB_DT_CONFIG_SIZE,
+		 .bDescriptorType = USB_DT_CONFIG,
+		 .wTotalLength = USB_DT_CONFIG_SIZE +
+#ifdef CONFIG_DFU
+		 		 3 * USB_DT_INTERFACE_SIZE + 
+				 1 * USB_DT_ENDPOINT_SIZE,
+		 .bNumInterfaces = 3,
+#else
+		 		 1 * USB_DT_INTERFACE_SIZE + 
+				 1 * USB_DT_ENDPOINT_SIZE,
+		 .bNumInterfaces = 1,
+#endif
+		 .bConfigurationValue = 1,
+#ifdef CONFIG_USB_STRING
+		 .iConfiguration = 5,
+#else
+		 .iConfiguration = 0,
+#endif
+		 .bmAttributes = USB_CONFIG_ATT_ONE,
+		 .bMaxPower = 250,	/* 500mA */
+		 },
+	.uif = {
+		.bLength = USB_DT_INTERFACE_SIZE,
+		.bDescriptorType = USB_DT_INTERFACE,
+		.bInterfaceNumber = 0,
+		.bAlternateSetting = 0,
+		.bNumEndpoints = 1,
+		.bInterfaceClass = USB_CLASS_HID,
+		.bInterfaceSubClass = 0,
+		.bInterfaceProtocol = 0x01,
+#ifdef CONFIG_USB_STRING
+		.iInterface = 6,
+#else
+		.iInterface = 0,
+#endif
+		},
+	.hid = {
+		.bLength = 0x09,
+		.bDescriptorType = HID_DT_HID,
+		.bcdHID = 0x0111,
+		.bCountryCode = 0,
+		.bNumDescriptors = 1,
+		.desc[0] = {
+			.bDescriptorType = HID_DT_REPORT,
+			.bLength = FIXME,
+		},
+	},
+	.ep = {
+		{
+			  .bLength = USB_DT_ENDPOINT_SIZE,
+			  .bDescriptorType = USB_DT_ENDPOINT,
+			  .bEndpointAddress = OPENPCD_IRQ_EP,
+			  .bmAttributes = USB_ENDPOINT_XFER_INT,
+			  .wMaxPacketSize = AT91C_EP_IN_SIZE,
+			  .bInterval = 0x0a,	/* FIXME */
+		},
+	},
+
+#ifdef CONFIG_DFU
+	.uif_dfu = DFU_RT_IF_DESC,
+#endif
+};
+
+#endif /* _USB_DESCRIPTORS_H */