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71 lines
2.2 KiB
71 lines
2.2 KiB
3 years ago
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/*
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* downstream_hid.h
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*
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* Created on: Apr 10, 2016
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* Author: Robert Fisk
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/.
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*/
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#ifndef INC_DOWNSTREAM_HID_H_
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#define INC_DOWNSTREAM_HID_H_
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#include "downstream_interface_def.h"
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#include "downstream_spi.h"
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#include "usbh_def.h"
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#define HID_MAX_REPORT_LEN 8
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//These defines are duplicated in upstream_hid.h. Keep them in sync!
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#define HID_MOUSE_INPUT_DATA_LEN 4
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#define HID_MOUSE_OUTPUT_DATA_LEN 0
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#define HID_MOUSE_MAX_BUTTONS 3
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#define HID_KEYBOARD_INPUT_DATA_LEN 8
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#define HID_KEYBOARD_OUTPUT_DATA_LEN 1
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#define HID_KEYBOARD_MAX_KEY 101 //Also set in Upstream's HID report descriptor
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#define HID_KEYBOARD_MAX_LED 3
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//Stuff for parsing HID descriptors:
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#define HID_ITEM_LONG 0xFC
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#define HID_ITEM_MASK 0xFC
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#define HID_ITEM_LENGTH_MASK 0x03
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#define HID_ITEM_USAGE_PAGE 0x04 //'global' usage page
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#define HID_ITEM_USAGE_PAGE_BUTTON 0x09
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#define HID_ITEM_USAGE_PAGE_DESKTOP 0x01
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#define HID_ITEM_COLLECTION 0xA0
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#define HID_ITEM_COLLECTION_PHYS 0x00
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#define HID_ITEM_END_COLLECTION 0xC0
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#define HID_ITEM_USAGE 0x08 //'local' usage
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#define HID_ITEM_USAGE_X 0x30
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#define HID_ITEM_USAGE_Y 0x31
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#define HID_ITEM_USAGE_WHEEL 0x38
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#define HID_ITEM_REPORT_SIZE 0x74 //'global' report size
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#define HID_ITEM_REPORT_COUNT 0x94 //'global' report count
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#define HID_ITEM_REPORT_ID 0x84
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#define HID_ITEM_INPUT 0x80 //'main' input
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#define HID_ITEM_INPUT_ABS 0x02
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#define HID_ITEM_INPUT_REL 0x06
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typedef void (*TransactionCompleteCallbackTypeDef)(USBH_StatusTypeDef result);
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InterfaceCommandClassTypeDef Downstream_HID_ApproveConnectedDevice(void);
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void Downstream_HID_PacketProcessor(DownstreamPacketTypeDef* receivedPacket);
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void Downstream_HID_InterruptReportCallback(USBH_StatusTypeDef result);
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void Downstream_HID_SendReportCallback(USBH_StatusTypeDef result);
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#endif /* INC_DOWNSTREAM_HID_H_ */
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