504 lines
12 KiB
C
504 lines
12 KiB
C
/********************************** (C) COPYRIGHT *******************************
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* File Name : usb_prop.c
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* Author : WCH
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* Version : V1.0.0
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* Date : 2021/08/08
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* Description : All processing related to Virtual Com Port Demo
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*********************************************************************************
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* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
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* Attention: This software (modified or not) and binary are used for
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* microcontroller manufactured by Nanjing Qinheng Microelectronics.
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*******************************************************************************/
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#include "usb_prop.h"
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#include "hw_config.h"
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#include "usb_conf.h"
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#include "usb_desc.h"
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#include "usb_pwr.h"
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#include "../../user/usb/cdc.h"
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uint8_t Request = 0;
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extern uint8_t USBD_Endp3_Busy;
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volatile uint8_t HID_Idle_Value[2] = {0};
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volatile uint8_t HID_Protocol_Value[2] = {0};
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DEVICE Device_Table =
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{
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EP_NUM,
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1
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};
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DEVICE_PROP Device_Property =
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{
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USBD_init,
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USBD_Reset,
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USBD_Status_In,
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USBD_Status_Out,
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USBD_Data_Setup,
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USBD_NoData_Setup,
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USBD_Get_Interface_Setting,
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USBD_GetDeviceDescriptor,
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USBD_GetConfigDescriptor,
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USBD_GetStringDescriptor,
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0,
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DEF_USBD_UEP0_SIZE
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};
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USER_STANDARD_REQUESTS User_Standard_Requests =
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{
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USBD_GetConfiguration,
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USBD_SetConfiguration,
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USBD_GetInterface,
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USBD_SetInterface,
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USBD_GetStatus,
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USBD_ClearFeature,
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USBD_SetEndPointFeature,
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USBD_SetDeviceFeature,
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USBD_SetDeviceAddress
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};
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ONE_DESCRIPTOR Device_Descriptor =
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{
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(uint8_t*)USBD_DeviceDescriptor,
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USBD_SIZE_DEVICE_DESC
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};
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ONE_DESCRIPTOR Config_Descriptor =
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{
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(uint8_t*)USBD_ConfigDescriptor,
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USBD_SIZE_CONFIG_DESC
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};
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ONE_DESCRIPTOR String_Descriptor[4] =
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{
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{(uint8_t*)USBD_StringLangID, USBD_SIZE_STRING_LANGID},
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{(uint8_t*)USBD_StringVendor, USBD_SIZE_STRING_VENDOR},
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{(uint8_t*)USBD_StringProduct,USBD_SIZE_STRING_PRODUCT},
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{(uint8_t*)USBD_StringSerial, USBD_SIZE_STRING_SERIAL}
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};
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ONE_DESCRIPTOR Report_Descriptor[1] =
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{
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{(uint8_t*)USBD_HidRepDesc, USBD_SIZE_REPORT_DESC},
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};
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ONE_DESCRIPTOR Hid_Descriptor[1] =
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{
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{(uint8_t*)&USBD_ConfigDescriptor[84], 0x09},
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};
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/*********************************************************************
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* @fn USBD_SetConfiguration.
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*
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* @brief Update the device state to configured.
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*
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* @return None.
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*/
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void USBD_SetConfiguration(void)
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{
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DEVICE_INFO *pInfo = &Device_Info;
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if (pInfo->Current_Configuration != 0)
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{
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bDeviceState = CONFIGURED;
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}
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}
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/*******************************************************************************
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* @fn USBD_SetDeviceAddress.
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*
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* @brief Update the device state to addressed.
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*
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* @return None.
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*/
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void USBD_SetDeviceAddress (void)
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{
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bDeviceState = ADDRESSED;
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}
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/*********************************************************************
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* @fn USBD_SetDeviceFeature.
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*
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* @brief SetDeviceFeature Routine.
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*
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* @return none
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*/
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void USBD_SetDeviceFeature (void)
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{
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}
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/*********************************************************************
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* @fn USBD_ClearFeature.
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*
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* @brief ClearFeature Routine.
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*
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* @return none
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*/
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void USBD_ClearFeature(void)
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{
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}
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/*********************************************************************
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* @fn USBD_Status_In.
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*
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* @brief USBD Status In Routine.
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*
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* @return None.
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*/
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void USBD_Status_In(void)
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{
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uint32_t Request_No = pInformation->USBbRequest;
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if (Type_Recipient == (CLASS_REQUEST | INTERFACE_RECIPIENT))
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{
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if (Request_No == CDC_SET_LINE_CODING)
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{
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CDC_USB_Init();
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}
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}
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}
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/*******************************************************************************
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* @fn USBD_Status_Out
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*
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* @brief USBD Status OUT Routine.
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*
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* @return None.
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*/
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void USBD_Status_Out(void)
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{
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}
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/*******************************************************************************
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* @fn USBD_init.
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*
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* @brief init routine.
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*
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* @return None.
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*/
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void USBD_init(void)
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{
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uint8_t i;
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uint32_t timeout;
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pInformation->Current_Configuration = 0;
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PowerOn();
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for (i = 0; i < 8; i++) {
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_SetENDPOINT(i,_GetENDPOINT(i) & 0x7F7F & EPREG_MASK);//all clear
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}
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_SetISTR((uint16_t)0x00FF);//all clear
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USB_SIL_Init();
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bDeviceState = UNCONNECTED;
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USB_Port_Set(DISABLE, DISABLE);
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for (timeout = SystemCoreClock >> 5; timeout; timeout--);
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USB_Port_Set(ENABLE, ENABLE);
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}
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/*******************************************************************************
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* @fn USBD_Reset
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*
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* @brief USBD reset routine
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*
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* @return none
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*/
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void USBD_Reset(void)
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{
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pInformation->Current_Configuration = 0;
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pInformation->Current_Feature = USBD_ConfigDescriptor[7];
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pInformation->Current_Interface = 0;
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SetBTABLE(BTABLE_ADDRESS);
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SetEPType(ENDP0, EP_CONTROL);
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SetEPTxStatus(ENDP0, EP_TX_STALL);
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SetEPRxAddr(ENDP0, ENDP0_RXADDR);
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SetEPTxAddr(ENDP0, ENDP0_TXADDR);
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Clear_Status_Out(ENDP0);
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SetEPRxCount(ENDP0, Device_Property.MaxPacketSize);
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SetEPRxValid(ENDP0);
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_ClearDTOG_RX(ENDP0);
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_ClearDTOG_TX(ENDP0);
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SetEPType(ENDP1, EP_INTERRUPT);
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SetEPTxStatus(ENDP1, EP_TX_NAK);
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SetEPTxAddr(ENDP1, ENDP1_TXADDR);
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SetEPRxStatus(ENDP1, EP_RX_DIS);
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_ClearDTOG_TX(ENDP1);
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_ClearDTOG_RX(ENDP1);
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SetEPType(ENDP2, EP_BULK);
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SetEPTxStatus(ENDP2, EP_TX_DIS);
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SetEPRxAddr(ENDP2, ENDP2_RXADDR);
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SetEPRxCount(ENDP2, DEF_USBD_MAX_PACK_SIZE);
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SetEPRxStatus(ENDP2,EP_RX_VALID);
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_ClearDTOG_RX(ENDP2);
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_ClearDTOG_TX(ENDP2);
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SetEPType(ENDP3, EP_BULK);
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SetEPTxStatus(ENDP3, EP_TX_NAK);
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SetEPTxAddr(ENDP3, ENDP3_TXADDR);
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SetEPRxStatus(ENDP3, EP_RX_DIS);
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_ClearDTOG_TX(ENDP3);
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_ClearDTOG_RX(ENDP3);
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USBD_Endp3_Busy = 0;
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SetEPType(ENDP4, EP_INTERRUPT);
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SetEPTxStatus(ENDP4, EP_TX_NAK);
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SetEPTxAddr(ENDP4, ENDP4_TXADDR);
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SetEPRxAddr(ENDP4, ENDP4_RXADDR);
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SetEPRxCount(ENDP4, DEF_USBD_MAX_PACK_SIZE);
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SetEPRxStatus(ENDP4, EP_RX_VALID );
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_ClearDTOG_TX(ENDP4);
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_ClearDTOG_RX(ENDP4);
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SetDeviceAddress(0);
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USBD_Endp3_Busy = 0;
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bDeviceState = ATTACHED;
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}
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/*********************************************************************
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* @fn USBD_GetDeviceDescriptor.
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*
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* @brief Gets the device descriptor.
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*
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* @param Length.
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*
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* @return The address of the device descriptor.
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*/
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uint8_t *USBD_GetDeviceDescriptor(uint16_t Length)
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{
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return Standard_GetDescriptorData(Length, &Device_Descriptor);
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}
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/*********************************************************************
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* @fn USBD_GetConfigDescriptor.
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*
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* @brief get the configuration descriptor.
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*
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* @param Length.
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*
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* @return The address of the configuration descriptor.
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*/
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uint8_t *USBD_GetConfigDescriptor(uint16_t Length)
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{
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return Standard_GetDescriptorData(Length, &Config_Descriptor);
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}
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/*********************************************************************
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* @fn USBD_GetStringDescriptor
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*
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* @brief Gets the string descriptors according to the needed index
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*
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* @param Length.
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*
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* @return The address of the string descriptors.
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*/
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uint8_t *USBD_GetStringDescriptor(uint16_t Length)
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{
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uint8_t wValue0 = pInformation->USBwValue0;
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if (wValue0 > 4)
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{
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return NULL;
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}
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else
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{
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return Standard_GetDescriptorData(Length, &String_Descriptor[wValue0]);
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}
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}
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/*********************************************************************
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* @fn USBD_GetReportDescriptor
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*
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* @brief Gets the report descriptors according to the needed index
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*
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* @param Length.
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*
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* @return The address of the device descriptor.
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*/
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uint8_t *USBD_GetReportDescriptor(uint16_t Length)
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{
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return Standard_GetDescriptorData(Length, &Report_Descriptor[0]);
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}
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/*********************************************************************
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* @fn USBD_GetHidDescriptor
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*
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* @brief Gets the report descriptors according to the needed index
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*
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* @param Length.
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*
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* @return The address of the device descriptor.
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*/
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uint8_t *USBD_GetHidDescriptor(uint16_t Length)
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{
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return Standard_GetDescriptorData(Length, &Hid_Descriptor[0]);
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}
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/*********************************************************************
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* @fn USBD_Get_Interface_Setting.
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*
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* @brief test the interface and the alternate setting according to the
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* supported one.
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*
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* @param Interface - interface number.
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* AlternateSetting - Alternate Setting number.
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*
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* @return USB_UNSUPPORT or USB_SUCCESS.
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*/
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RESULT USBD_Get_Interface_Setting(uint8_t Interface, uint8_t AlternateSetting)
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{
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if (AlternateSetting > 0) {
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return USB_UNSUPPORT;
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} else if (Interface > 1) {
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return USB_UNSUPPORT;
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}
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return USB_SUCCESS;
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}
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/*********************************************************************
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* @fn USB_CDC_GetLineCoding.
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*
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* @brief send the linecoding structure to the PC host.
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*
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* @param Length
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*
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* @return Inecoding structure base address.
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*/
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uint8_t *USB_CDC_GetLineCoding( uint16_t Length )
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{
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if( Length == 0 ) {
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pInformation->Ctrl_Info.Usb_wLength = 7;
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return( NULL );
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}
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return (uint8_t *)&Cdc.Com_Cfg[ 0 ];
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}
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/*********************************************************************
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* @fn USB_CDC_SetLineCoding.
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*
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* @brief Set the linecoding structure fields.
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*
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* @param Length
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*
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* @return Inecoding structure base address.
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*/
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uint8_t *USB_CDC_SetLineCoding( uint16_t Length )
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{
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if( Length == 0 ) {
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pInformation->Ctrl_Info.Usb_wLength = 7;
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return( NULL );
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}
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return(uint8_t *)&Cdc.Com_Cfg[ 0 ];
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}
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/*********************************************************************
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* @fn USBD_Data_Setup
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*
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* @brief handle the data class specific requests
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*
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* @param Request Nb.
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*
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* @return USB_UNSUPPORT or USB_SUCCESS.
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*/
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RESULT USBD_Data_Setup(uint8_t RequestNo)
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{
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uint32_t Request_No;
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uint8_t *(*CopyRoutine)(uint16_t);
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uint8_t wValue1;
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Request_No = pInformation->USBbRequest;
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CopyRoutine = NULL;
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wValue1 = pInformation->USBwValue1;
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if (Type_Recipient == (STANDARD_REQUEST | INTERFACE_RECIPIENT)) {
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if (wValue1 == HID_REPORT_DESCRIPTOR) {
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CopyRoutine = USBD_GetReportDescriptor;
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}
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else if (wValue1 == HID_DESCRIPTOR) {
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CopyRoutine = USBD_GetHidDescriptor;
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}
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if (CopyRoutine) {
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pInformation->Ctrl_Info.CopyData = CopyRoutine;
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(*CopyRoutine)(0);
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}
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else {
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return USB_UNSUPPORT;
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}
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}
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else if (Type_Recipient == (CLASS_REQUEST | INTERFACE_RECIPIENT)) {
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if (Request_No == CDC_GET_LINE_CODING) {
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CopyRoutine = &USB_CDC_GetLineCoding;
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}
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else if (Request_No == CDC_SET_LINE_CODING) {
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CopyRoutine = &USB_CDC_SetLineCoding;
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}
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else {
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return USB_UNSUPPORT;
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}
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}
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if (CopyRoutine) {
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pInformation->Ctrl_Info.CopyData = CopyRoutine;
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pInformation->Ctrl_Info.Usb_wOffset = 0;
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(*CopyRoutine)( 0 );
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}
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else {
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return( USB_UNSUPPORT );
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}
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return USB_SUCCESS;
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}
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/*********************************************************************
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* @fn USBD_NoData_Setup.
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*
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* @brief handle the no data class specific requests.
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*
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* @param Request Nb.
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*
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* @return USB_UNSUPPORT or USB_SUCCESS.
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*/
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RESULT USBD_NoData_Setup(uint8_t RequestNo)
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{
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uint32_t Request_No = pInformation->USBbRequest;
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if (Type_Recipient == (CLASS_REQUEST | INTERFACE_RECIPIENT)) {
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if (Request_No == CDC_SET_LINE_CTLSTE) {
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}
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else if (Request_No == CDC_SEND_BREAK) {
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}
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else {
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return USB_UNSUPPORT;
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}
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}
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return USB_SUCCESS;
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}
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