make keyboard device work with lpc1347
This commit is contained in:
hathach
@@ -0,0 +1,337 @@
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/*
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* hid.c
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*
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* Created on: Nov 27, 2012
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* Author: hathach (thachha@live.com)
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*/
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/*
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* Software License Agreement (BSD License)
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* Copyright (c) 2012, hathach (thachha@live.com)
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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* This file is part of the tiny usb stack.
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*/
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#include "hid.h"
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//#include "../systick/systick.h"
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#ifdef CLASS_HID
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#ifdef CFG_CLASS_HID_KEYBOARD
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USB_HID_KeyboardReport_t hid_keyboard_report;
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volatile static bool bKeyChanged = false;
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#endif
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#ifdef CFG_USB_HID_MOUSE
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USB_HID_MouseReport_t hid_mouse_report;
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volatile static bool bMouseChanged = false;
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#endif
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/**************************************************************************/
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/*!
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@brief Handler for HID_GetReport in the USB ROM driver
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*/
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/**************************************************************************/
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ErrorCode_t HID_GetReport( USBD_HANDLE_T hHid, USB_SETUP_PACKET* pSetup, uint8_t** pBuffer, uint16_t* plength)
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{
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USB_HID_CTRL_T* pHidCtrl = (USB_HID_CTRL_T*) hHid;
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/* ReportID = SetupPacket.wValue.WB.L; */
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if (pSetup->wValue.WB.H == HID_REPORT_INPUT)
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return (ERR_USBD_STALL); /* Not Supported */
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switch (pHidCtrl->protocol)
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{
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#ifdef CFG_CLASS_HID_KEYBOARD
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case HID_PROTOCOL_KEYBOARD:
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*pBuffer = (uint8_t*) &hid_keyboard_report;
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*plength = sizeof(USB_HID_KeyboardReport_t);
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if (!bKeyChanged)
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{
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memset(pBuffer, 0, *plength);
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}
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bKeyChanged = false;
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break;
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#endif
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#ifdef CFG_USB_HID_MOUSE
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case HID_PROTOCOL_MOUSE:
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*pBuffer = (uint8_t*) &hid_mouse_report;
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*plength = sizeof(USB_HID_MouseReport_t);
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if (!bMouseChanged)
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{
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memset(pBuffer, 0, *plength);
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}
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bMouseChanged = false;
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break;
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#endif
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default:
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break;
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}
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return (LPC_OK);
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}
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/**************************************************************************/
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/*!
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@brief Handler for HIS_SetReport in the USB ROM driver
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*/
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/**************************************************************************/
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ErrorCode_t HID_SetReport( USBD_HANDLE_T hHid, USB_SETUP_PACKET* pSetup, uint8_t** pBuffer, uint16_t length)
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{
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/* we will reuse standard EP0Buf */
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if (length == 0)
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return LPC_OK;
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/* ReportID = SetupPacket.wValue.WB.L; */
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if (pSetup->wValue.WB.H != HID_REPORT_OUTPUT)
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return (ERR_USBD_STALL); /* Not Supported */
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return (LPC_OK);
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}
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/**************************************************************************/
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/*!
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@brief HID endpoint in handler for the USB ROM driver
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*/
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/**************************************************************************/
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ErrorCode_t HID_EpIn_Hdlr (USBD_HANDLE_T hUsb, void* data, uint32_t event)
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{
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if (USB_EVT_IN == event)
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{
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USB_HID_CTRL_T* pHidCtrl = (USB_HID_CTRL_T*)data;
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switch(pHidCtrl->protocol)
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{
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#ifdef CFG_CLASS_HID_KEYBOARD
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case HID_PROTOCOL_KEYBOARD:
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if (!bKeyChanged)
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{
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memset(&hid_keyboard_report, 0, sizeof(USB_HID_KeyboardReport_t));
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}
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USBD_API->hw->WriteEP(hUsb, pHidCtrl->epin_adr, (uint8_t*) &hid_keyboard_report, sizeof(USB_HID_KeyboardReport_t));
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bKeyChanged = false;
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break;
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#endif
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#ifdef CFG_USB_HID_MOUSE
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case HID_PROTOCOL_MOUSE:
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if (!bMouseChanged)
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{
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memset(&hid_mouse_report, 0, sizeof(USB_HID_MouseReport_t));
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}
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USBD_API->hw->WriteEP(hUsb, pHidCtrl->epin_adr, (uint8_t*) &hid_mouse_report, sizeof(USB_HID_MouseReport_t));
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bMouseChanged = false;
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break;
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#endif
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default:
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break;
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}
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}
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return LPC_OK;
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}
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/**************************************************************************/
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/*!
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@brief HID endpoint out handler for the USB ROM driver
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*/
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/**************************************************************************/
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ErrorCode_t HID_EpOut_Hdlr (USBD_HANDLE_T hUsb, void* data, uint32_t event)
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{
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if (USB_EVT_OUT == event)
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{
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// not used yet
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// uint8_t outreport[8];
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// USB_HID_CTRL_T* pHidCtrl = (USB_HID_CTRL_T*)data;
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// USBD_API->hw->ReadEP(hUsb, pHidCtrl->epout_adr, outreport);
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}
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return LPC_OK;
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}
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/**************************************************************************/
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/*!
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@brief Initialises USB HID using the ROM based drivers
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*/
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/**************************************************************************/
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ErrorCode_t usb_hid_init(USBD_HANDLE_T hUsb, USB_INTERFACE_DESCRIPTOR const *const pIntfDesc, uint8_t const * const pHIDReportDesc, uint32_t ReportDescLength, uint32_t* mem_base, uint32_t* mem_size)
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{
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USB_HID_REPORT_T reports_data =
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{
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.desc = (uint8_t*) pHIDReportDesc,
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.len = ReportDescLength,
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.idle_time = 0,
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};
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USBD_HID_INIT_PARAM_T hid_param =
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{
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.mem_base = *mem_base,
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.mem_size = *mem_size,
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.intf_desc = (uint8_t*)pIntfDesc,
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.report_data = &reports_data,
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.max_reports = 1,
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/* user defined functions */
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.HID_GetReport = HID_GetReport,
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.HID_SetReport = HID_SetReport,
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.HID_EpIn_Hdlr = HID_EpIn_Hdlr,
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.HID_EpOut_Hdlr = HID_EpOut_Hdlr
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};
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ASSERT( (pIntfDesc != NULL) && (pIntfDesc->bInterfaceClass == USB_DEVICE_CLASS_HUMAN_INTERFACE), ERR_FAILED);
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ASSERT_STATUS( USBD_API->hid->init(hUsb, &hid_param) );
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/* update memory variables */
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*mem_base = hid_param.mem_base;
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*mem_size = hid_param.mem_size;
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return LPC_OK;
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}
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/**************************************************************************/
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/*!
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*/
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/**************************************************************************/
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ErrorCode_t usb_hid_configured(USBD_HANDLE_T hUsb)
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{
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#ifdef CFG_CLASS_HID_KEYBOARD
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USBD_API->hw->WriteEP(hUsb , HID_KEYBOARD_EP_IN , (uint8_t* ) &hid_keyboard_report , sizeof(USB_HID_KeyboardReport_t) ); // initial packet for IN endpoint , will not work if omitted
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#endif
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#ifdef CFG_USB_HID_MOUSE
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USBD_API->hw->WriteEP(hUsb , HID_MOUSE_EP_IN , (uint8_t* ) &hid_mouse_report , sizeof(USB_HID_MouseReport_t) ); // initial packet for IN endpoint, will not work if omitted
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#endif
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return LPC_OK;
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}
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#ifdef CFG_CLASS_HID_KEYBOARD
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/**************************************************************************/
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/*!
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@brief Send the supplied key codes out via HID USB keyboard emulation
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@param[in] modifier
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KB modifier code bits (see USB_HID_KB_KEYMODIFIER_CODE)
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@param[in] keycodes
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A buffer containing up to six keycodes
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@param[in] numkey
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The number of keys to send (max 6)
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@note Note that for HID KBs, letter codes are not case sensitive. To
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create an upper-case letter, you need to include the correct
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KB modifier code(s), for ex: (1 << HID_KEYMODIFIER_LEFTSHIFT)
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@section EXAMPLE
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@code
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// Send an unmodified 'a' character
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if (usb_isConfigured())
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{
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uint8_t keys[6] = {HID_USAGE_KEYBOARD_aA};
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usb_hid_keyboard_sendKeys(0x00, keys, 1);
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}
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// Send Windows + 'e' (shortcut for 'explorer.exe')
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if (usb_isConfigured())
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{
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uint8_t keys[6] = {HID_USAGE_KEYBOARD_aA + 'e' - 'a'};
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usb_hid_keyboard_sendKeys((1<<HID_KEYMODIFIER_LEFTGUI), keys, 1);
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}
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@endcode
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*/
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/**************************************************************************/
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ErrorCode_t usb_hid_keyboard_sendKeys(uint8_t modifier, uint8_t keycodes[], uint8_t numkey)
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{
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uint32_t start_time = systickGetSecondsActive();
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while (bKeyChanged) // TODO blocking while previous key has yet sent - can use fifo to improve this
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{
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ASSERT_MESSAGE(systickGetSecondsActive() - start_time < 5, ERR_FAILED, "HID Keyboard Timeout");
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}
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ASSERT(keycodes && numkey && numkey <=6, ERR_FAILED);
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hid_keyboard_report.Modifier = modifier;
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memset(hid_keyboard_report.KeyCode, 0, 6);
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memcpy(hid_keyboard_report.KeyCode, keycodes, numkey);
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bKeyChanged = true;
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return LPC_OK;
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}
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#endif
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#ifdef CFG_USB_HID_MOUSE
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/**************************************************************************/
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/*!
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@brief Send the supplied mouse event out via HID USB mouse emulation
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@param[in] buttons
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Indicate which button(s) are being pressed (see
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USB_HID_MOUSE_BUTTON_CODE)
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@param[in] x
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Position adjustment on the X scale
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@param[in] y
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Position adjustment on the Y scale
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@section EXAMPLE
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@code
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if (usb_isConfigured())
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{
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// Move the mouse +10 in the X direction and + 10 in the Y direction
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usb_hid_mouse_send(0x00, 10, 10);
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}
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@endcode
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*/
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/**************************************************************************/
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ErrorCode_t usb_hid_mouse_send(uint8_t buttons, int8_t x, int8_t y)
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{
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uint32_t start_time = systickGetSecondsActive();
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while (bMouseChanged) // TODO Block while previous key hasn't been sent - can use fifo to improve this
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{
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ASSERT_MESSAGE(systickGetSecondsActive() - start_time < 5, ERR_FAILED, "HID Mouse Timeout");
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}
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hid_mouse_report.Button = buttons;
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hid_mouse_report.X = x;
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hid_mouse_report.Y = y;
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bMouseChanged = true;
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return LPC_OK;
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}
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#endif
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#endif
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@@ -0,0 +1,142 @@
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/*
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* hid.h
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*
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* Created on: Nov 27, 2012
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* Author: hathach (thachha@live.com)
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*/
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/*
|
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* Software License Agreement (BSD License)
|
||||
* Copyright (c) 2012, hathach (thachha@live.com)
|
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* All rights reserved.
|
||||
*
|
||||
* 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.
|
||||
*
|
||||
* This file is part of the tiny usb stack.
|
||||
*/
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#ifndef _TUSB_HID_H_
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#define _TUSB_HID_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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// TODO refractor
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#include "common/common.h"
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#include "device/dcd.h"
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ErrorCode_t usb_hid_init(USBD_HANDLE_T hUsb, USB_INTERFACE_DESCRIPTOR const *const pIntfDesc, uint8_t const * const pHIDReportDesc, uint32_t ReportDescLength, uint32_t* mem_base, uint32_t* mem_size);
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ErrorCode_t usb_hid_configured(USBD_HANDLE_T hUsb);
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ErrorCode_t usb_hid_keyboard_sendKeys(uint8_t modifier, uint8_t keycodes[], uint8_t numkey);
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ErrorCode_t usb_hid_mouse_send(uint8_t buttons, int8_t x, int8_t y);
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/** \brief Standard HID Boot Protocol Mouse Report.
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*
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* Type define for a standard Boot Protocol Mouse report
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*/
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typedef PRE_PACK struct
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{
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uint8_t Button; /**< Button mask for currently pressed buttons in the mouse. */
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int8_t X; /**< Current delta X movement of the mouse. */
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int8_t Y; /**< Current delta Y movement on the mouse. */
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} POST_PACK USB_HID_MouseReport_t;
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/** \brief Standard HID Boot Protocol Keyboard Report.
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*
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* Type define for a standard Boot Protocol Keyboard report
|
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*/
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typedef PRE_PACK struct
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{
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uint8_t Modifier; /**< Keyboard modifier byte, indicating pressed modifier keys (a combination of HID_KEYBOARD_MODIFER_* masks). */
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uint8_t Reserved; /**< Reserved for OEM use, always set to 0. */
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uint8_t KeyCode[6]; /**< Key codes of the currently pressed keys. */
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} POST_PACK USB_HID_KeyboardReport_t;
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/* Button codes for HID mouse */
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enum USB_HID_MOUSE_BUTTON_CODE
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{
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HID_MOUSEBUTTON_RIGHT = 0,
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HID_MOUSEBUTTON_LEFT = 1,
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HID_MOUSEBUTTON_MIDDLE = 2
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};
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/* KB modifier codes for HID KB */
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enum USB_HID_KB_KEYMODIFIER_CODE
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{
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HID_KEYMODIFIER_LEFTCTRL = 0,
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HID_KEYMODIFIER_LEFTSHIFT,
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HID_KEYMODIFIER_LEFTALT,
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HID_KEYMODIFIER_LEFTGUI,
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HID_KEYMODIFIER_RIGHTCTRL,
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HID_KEYMODIFIER_RIGHTSHIFT,
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HID_KEYMODIFIER_RIGHTALT,
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HID_KEYMODIFIER_RIGHTGUI
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};
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|
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enum USB_HID_LOCAL_CODE
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{
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HID_Local_NotSupported = 0,
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HID_Local_Arabic,
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HID_Local_Belgian,
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HID_Local_Canadian_Bilingual,
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HID_Local_Canadian_French,
|
||||
HID_Local_Czech_Republic,
|
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HID_Local_Danish,
|
||||
HID_Local_Finnish,
|
||||
HID_Local_French,
|
||||
HID_Local_German,
|
||||
HID_Local_Greek,
|
||||
HID_Local_Hebrew,
|
||||
HID_Local_Hungary,
|
||||
HID_Local_International,
|
||||
HID_Local_Italian,
|
||||
HID_Local_Japan_Katakana,
|
||||
HID_Local_Korean,
|
||||
HID_Local_Latin_American,
|
||||
HID_Local_Netherlands_Dutch,
|
||||
HID_Local_Norwegian,
|
||||
HID_Local_Persian_Farsi,
|
||||
HID_Local_Poland,
|
||||
HID_Local_Portuguese,
|
||||
HID_Local_Russia,
|
||||
HID_Local_Slovakia,
|
||||
HID_Local_Spanish,
|
||||
HID_Local_Swedish,
|
||||
HID_Local_Swiss_French,
|
||||
HID_Local_Swiss_German,
|
||||
HID_Local_Switzerland,
|
||||
HID_Local_Taiwan,
|
||||
HID_Local_Turkish_Q,
|
||||
HID_Local_UK,
|
||||
HID_Local_US,
|
||||
HID_Local_Yugoslavia,
|
||||
HID_Local_Turkish_F
|
||||
};
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* _TUSB_HID_H__ */
|
||||
Reference in New Issue
Block a user