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420 lines
14 KiB
C
420 lines
14 KiB
C
/******************** (C) COPYRIGHT 2010 STMicroelectronics ********************
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* File Name : usb_prop.c
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* Author : MCD Application Team
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* Version : V3.1.1
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* Date : 04/07/2010
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* Description : All processing related to Virtual Com Port Demo
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********************************************************************************
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* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
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* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
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* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
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* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
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* CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
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* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
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*******************************************************************************/
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/* Includes ------------------------------------------------------------------*/
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#include "usb_lib.h"
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#include "usb_conf.h"
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#include "usb_prop.h"
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#include "usb_desc.h"
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#include "usb_pwr.h"
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#include "hw_config.h"
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/* Private typedef -----------------------------------------------------------*/
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/* Private define ------------------------------------------------------------*/
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/* Private macro -------------------------------------------------------------*/
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/* Private variables ---------------------------------------------------------*/
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uint8_t Request = 0;
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LINE_CODING linecoding =
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{
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115200, /* baud rate*/
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0x00, /* stop bits-1*/
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0x00, /* parity - none*/
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0x08 /* no. of bits 8*/
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};
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/* -------------------------------------------------------------------------- */
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/* Structures initializations */
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/* -------------------------------------------------------------------------- */
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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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Virtual_Com_Port_init,
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Virtual_Com_Port_Reset,
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Virtual_Com_Port_Status_In,
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Virtual_Com_Port_Status_Out,
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Virtual_Com_Port_Data_Setup,
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Virtual_Com_Port_NoData_Setup,
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Virtual_Com_Port_Get_Interface_Setting,
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Virtual_Com_Port_GetDeviceDescriptor,
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Virtual_Com_Port_GetConfigDescriptor,
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Virtual_Com_Port_GetStringDescriptor,
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0,
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0x40 /*MAX PACKET SIZE*/
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};
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USER_STANDARD_REQUESTS User_Standard_Requests =
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{
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Virtual_Com_Port_GetConfiguration,
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Virtual_Com_Port_SetConfiguration,
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Virtual_Com_Port_GetInterface,
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Virtual_Com_Port_SetInterface,
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Virtual_Com_Port_GetStatus,
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Virtual_Com_Port_ClearFeature,
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Virtual_Com_Port_SetEndPointFeature,
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Virtual_Com_Port_SetDeviceFeature,
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Virtual_Com_Port_SetDeviceAddress
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};
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ONE_DESCRIPTOR Device_Descriptor =
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{
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(uint8_t*)Virtual_Com_Port_DeviceDescriptor,
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VIRTUAL_COM_PORT_SIZ_DEVICE_DESC
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};
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ONE_DESCRIPTOR Config_Descriptor =
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{
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(uint8_t*)Virtual_Com_Port_ConfigDescriptor,
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VIRTUAL_COM_PORT_SIZ_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*)Virtual_Com_Port_StringLangID, VIRTUAL_COM_PORT_SIZ_STRING_LANGID},
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{(uint8_t*)Virtual_Com_Port_StringVendor, VIRTUAL_COM_PORT_SIZ_STRING_VENDOR},
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{(uint8_t*)Virtual_Com_Port_StringProduct, VIRTUAL_COM_PORT_SIZ_STRING_PRODUCT},
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{(uint8_t*)Virtual_Com_Port_StringSerial, VIRTUAL_COM_PORT_SIZ_STRING_SERIAL}
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};
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/* Extern variables ----------------------------------------------------------*/
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/* Private function prototypes -----------------------------------------------*/
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/* Extern function prototypes ------------------------------------------------*/
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/* Private functions ---------------------------------------------------------*/
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/*******************************************************************************
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* Function Name : Virtual_Com_Port_init.
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* Description : Virtual COM Port Mouse init routine.
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* Input : None.
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* Output : None.
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* Return : None.
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*******************************************************************************/
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void Virtual_Com_Port_init(void)
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{
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/* Update the serial number string descriptor with the data from the unique
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ID*/
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Get_SerialNum();
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pInformation->Current_Configuration = 0;
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/* Connect the device */
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PowerOn();
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/* Perform basic device initialization operations */
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USB_SIL_Init();
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/* configure the USART to the default settings */
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//USART_Config_Default();
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bDeviceState = UNCONNECTED;
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}
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/*******************************************************************************
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* Function Name : Virtual_Com_Port_Reset
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* Description : Virtual_Com_Port Mouse reset routine
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* Input : None.
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* Output : None.
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* Return : None.
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*******************************************************************************/
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void Virtual_Com_Port_Reset(void)
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{
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/* Set Virtual_Com_Port DEVICE as not configured */
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pInformation->Current_Configuration = 0;
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/* Current Feature initialization */
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pInformation->Current_Feature = Virtual_Com_Port_ConfigDescriptor[7];
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/* Set Virtual_Com_Port DEVICE with the default Interface*/
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pInformation->Current_Interface = 0;
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#ifdef STM32F10X_CL
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/* EP0 is already configured by USB_SIL_Init() function */
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/* Init EP1 IN as Bulk endpoint */
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OTG_DEV_EP_Init(EP1_IN, OTG_DEV_EP_TYPE_BULK, VIRTUAL_COM_PORT_DATA_SIZE);
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/* Init EP2 IN as Interrupt endpoint */
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OTG_DEV_EP_Init(EP2_IN, OTG_DEV_EP_TYPE_INT, VIRTUAL_COM_PORT_INT_SIZE);
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/* Init EP3 OUT as Bulk endpoint */
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OTG_DEV_EP_Init(EP3_OUT, OTG_DEV_EP_TYPE_BULK, VIRTUAL_COM_PORT_DATA_SIZE);
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#else
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SetBTABLE(BTABLE_ADDRESS);
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/* Initialize Endpoint 0 */
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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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/* Initialize Endpoint 1 */
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SetEPType(ENDP1, EP_BULK);
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SetEPTxAddr(ENDP1, ENDP1_TXADDR);
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SetEPTxStatus(ENDP1, EP_TX_NAK);
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SetEPRxStatus(ENDP1, EP_RX_DIS);
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/* Initialize Endpoint 2 */
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SetEPType(ENDP2, EP_INTERRUPT);
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SetEPTxAddr(ENDP2, ENDP2_TXADDR);
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SetEPRxStatus(ENDP2, EP_RX_DIS);
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SetEPTxStatus(ENDP2, EP_TX_NAK);
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/* Initialize Endpoint 3 */
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SetEPType(ENDP3, EP_BULK);
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SetEPRxAddr(ENDP3, ENDP3_RXADDR);
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SetEPRxCount(ENDP3, VIRTUAL_COM_PORT_DATA_SIZE);
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SetEPRxStatus(ENDP3, EP_RX_VALID);
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SetEPTxStatus(ENDP3, EP_TX_DIS);
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/* Set this device to response on default address */
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SetDeviceAddress(0);
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#endif /* STM32F10X_CL */
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bDeviceState = ATTACHED;
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}
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/*******************************************************************************
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* Function Name : Virtual_Com_Port_SetConfiguration.
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* Description : Udpade the device state to configured.
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* Input : None.
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* Output : None.
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* Return : None.
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*******************************************************************************/
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void Virtual_Com_Port_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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/* Device configured */
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bDeviceState = CONFIGURED;
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}
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}
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/*******************************************************************************
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* Function Name : Virtual_Com_Port_SetConfiguration.
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* Description : Udpade the device state to addressed.
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* Input : None.
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* Output : None.
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* Return : None.
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*******************************************************************************/
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void Virtual_Com_Port_SetDeviceAddress (void)
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{
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bDeviceState = ADDRESSED;
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}
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/*******************************************************************************
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* Function Name : Virtual_Com_Port_Status_In.
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* Description : Virtual COM Port Status In Routine.
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* Input : None.
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* Output : None.
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* Return : None.
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*******************************************************************************/
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void Virtual_Com_Port_Status_In(void)
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{
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if (Request == SET_LINE_CODING)
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{
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//USART_Config();
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Request = 0;
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}
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}
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/*******************************************************************************
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* Function Name : Virtual_Com_Port_Status_Out
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* Description : Virtual COM Port Status OUT Routine.
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* Input : None.
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* Output : None.
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* Return : None.
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*******************************************************************************/
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void Virtual_Com_Port_Status_Out(void)
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{}
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/*******************************************************************************
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* Function Name : Virtual_Com_Port_Data_Setup
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* Description : handle the data class specific requests
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* Input : Request Nb.
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* Output : None.
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* Return : USB_UNSUPPORT or USB_SUCCESS.
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*******************************************************************************/
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RESULT Virtual_Com_Port_Data_Setup(uint8_t RequestNo)
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{
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uint8_t *(*CopyRoutine)(uint16_t);
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CopyRoutine = NULL;
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if (RequestNo == GET_LINE_CODING)
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{
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if (Type_Recipient == (CLASS_REQUEST | INTERFACE_RECIPIENT))
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{
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CopyRoutine = Virtual_Com_Port_GetLineCoding;
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}
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}
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else if (RequestNo == SET_LINE_CODING)
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{
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if (Type_Recipient == (CLASS_REQUEST | INTERFACE_RECIPIENT))
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{
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CopyRoutine = Virtual_Com_Port_SetLineCoding;
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}
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Request = SET_LINE_CODING;
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}
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if (CopyRoutine == NULL)
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{
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return USB_UNSUPPORT;
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}
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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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return USB_SUCCESS;
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}
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/*******************************************************************************
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* Function Name : Virtual_Com_Port_NoData_Setup.
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* Description : handle the no data class specific requests.
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* Input : Request Nb.
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* Output : None.
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* Return : USB_UNSUPPORT or USB_SUCCESS.
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*******************************************************************************/
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RESULT Virtual_Com_Port_NoData_Setup(uint8_t RequestNo)
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{
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if (Type_Recipient == (CLASS_REQUEST | INTERFACE_RECIPIENT))
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{
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if (RequestNo == SET_COMM_FEATURE)
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{
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return USB_SUCCESS;
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}
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else if (RequestNo == SET_CONTROL_LINE_STATE)
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{
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return USB_SUCCESS;
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}
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}
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return USB_UNSUPPORT;
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}
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/*******************************************************************************
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* Function Name : Virtual_Com_Port_GetDeviceDescriptor.
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* Description : Gets the device descriptor.
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* Input : Length.
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* Output : None.
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* Return : The address of the device descriptor.
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*******************************************************************************/
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uint8_t *Virtual_Com_Port_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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* Function Name : Virtual_Com_Port_GetConfigDescriptor.
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* Description : get the configuration descriptor.
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* Input : Length.
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* Output : None.
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* Return : The address of the configuration descriptor.
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*******************************************************************************/
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uint8_t *Virtual_Com_Port_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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* Function Name : Virtual_Com_Port_GetStringDescriptor
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* Description : Gets the string descriptors according to the needed index
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* Input : Length.
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* Output : None.
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* Return : The address of the string descriptors.
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*******************************************************************************/
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uint8_t *Virtual_Com_Port_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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* Function Name : Virtual_Com_Port_Get_Interface_Setting.
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* Description : test the interface and the alternate setting according to the
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* supported one.
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* Input1 : uint8_t: Interface : interface number.
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* Input2 : uint8_t: AlternateSetting : Alternate Setting number.
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* Output : None.
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* Return : The address of the string descriptors.
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*******************************************************************************/
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RESULT Virtual_Com_Port_Get_Interface_Setting(uint8_t Interface, uint8_t AlternateSetting)
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{
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if (AlternateSetting > 0)
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{
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return USB_UNSUPPORT;
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}
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else if (Interface > 1)
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{
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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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* Function Name : Virtual_Com_Port_GetLineCoding.
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* Description : send the linecoding structure to the PC host.
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* Input : Length.
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* Output : None.
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* Return : Inecoding structure base address.
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*******************************************************************************/
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uint8_t *Virtual_Com_Port_GetLineCoding(uint16_t Length)
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{
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if (Length == 0)
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{
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pInformation->Ctrl_Info.Usb_wLength = sizeof(linecoding);
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return NULL;
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}
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return(uint8_t *)&linecoding;
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}
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/*******************************************************************************
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* Function Name : Virtual_Com_Port_SetLineCoding.
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* Description : Set the linecoding structure fields.
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* Input : Length.
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* Output : None.
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* Return : Linecoding structure base address.
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*******************************************************************************/
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uint8_t *Virtual_Com_Port_SetLineCoding(uint16_t Length)
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{
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if (Length == 0)
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{
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pInformation->Ctrl_Info.Usb_wLength = sizeof(linecoding);
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return NULL;
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}
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return(uint8_t *)&linecoding;
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}
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/******************* (C) COPYRIGHT 2010 STMicroelectronics *****END OF FILE****/
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