diff options
Diffstat (limited to 'include/usb_hid.h')
| -rw-r--r-- | include/usb_hid.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/include/usb_hid.h b/include/usb_hid.h new file mode 100644 index 0000000000..89ec887342 --- /dev/null +++ b/include/usb_hid.h @@ -0,0 +1,45 @@ +/* Copyright (c) 2014 The Chromium OS Authors. All rights reserved. + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + * + * USB HID definitions. + */ + +#ifndef USB_HID_H +#define USB_HID_H + +#define USB_HID_SUBCLASS_BOOT 1 +#define USB_HID_PROTOCOL_KEYBOARD 1 +#define USB_HID_PROTOCOL_MOUSE 2 + +/* USB HID Class requests */ +#define USB_HID_REQ_GET_REPORT 0x01 +#define USB_HID_REQ_GET_IDLE 0x02 +#define USB_HID_REQ_GET_PROTOCOL 0x03 +#define USB_HID_REQ_SET_REPORT 0x09 +#define USB_HID_REQ_SET_IDLE 0x0A +#define USB_HID_REQ_SET_PROTOCOL 0x0B + +/* USB HID class descriptor types */ +#define USB_HID_DT_HID (USB_TYPE_CLASS | 0x01) +#define USB_HID_DT_REPORT (USB_TYPE_CLASS | 0x02) +#define USB_HID_DT_PHYSICAL (USB_TYPE_CLASS | 0x03) + +struct usb_hid_class_descriptor { + uint8_t bDescriptorType; + uint16_t wDescriptorLength; +} __packed; + +struct usb_hid_descriptor { + uint8_t bLength; + uint8_t bDescriptorType; + uint16_t bcdHID; + uint8_t bCountryCode; + uint8_t bNumDescriptors; + struct usb_hid_class_descriptor desc[1]; +} __packed; + +/* class implementation interfaces */ +void set_keyboard_report(uint64_t rpt); + +#endif /* USB_H */ |