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| 1 | ingob | 1 | /******************** (C) COPYRIGHT 2006 STMicroelectronics ******************** |
| 2 | * File Name : usb_prop.c |
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| 3 | * Author : MCD Application Team |
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| 4 | * Date First Issued : 10/01/2006 : V1.0 |
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| 5 | * Description : All processings related to Virtual Com Port Demo |
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| 6 | ******************************************************************************** |
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| 7 | * History: |
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| 8 | * 10/01/2006 : V1.0 |
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| 9 | ******************************************************************************** |
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| 10 | * THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS |
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| 11 | * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. |
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| 12 | * AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT, |
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| 13 | * INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE |
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| 14 | * CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING |
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| 15 | * INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. |
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| 16 | *******************************************************************************/ |
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| 17 | |||
| 18 | /* Includes ------------------------------------------------------------------*/ |
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| 19 | #include "main.h" |
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| 20 | /* Private typedef -----------------------------------------------------------*/ |
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| 21 | /* Private define ------------------------------------------------------------*/ |
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| 22 | /* Private macro -------------------------------------------------------------*/ |
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| 23 | /* Private variables ---------------------------------------------------------*/ |
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| 24 | u32 Request = 0; |
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| 25 | |||
| 26 | LINE_CODING linecoding = |
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| 27 | { |
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| 28 | 57600, /* baud rate*/ |
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| 29 | 0x00, /* stop bits-1*/ |
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| 30 | 0x00, /* parity - none*/ |
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| 31 | 0x08 /* no. of bits 8*/ |
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| 32 | }; |
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| 33 | /* -------------------------------------------------------------------------- */ |
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| 34 | /* Structures initializations */ |
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| 35 | /* -------------------------------------------------------------------------- */ |
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| 36 | |||
| 37 | DEVICE Device_Table = { |
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| 38 | EP_NUM, |
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| 39 | 1 |
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| 40 | }; |
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| 41 | |||
| 42 | DEVICE_PROP Device_Property = { |
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| 43 | Virtual_Com_Port_init, |
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| 44 | Virtual_Com_Port_Reset, |
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| 45 | Virtual_Com_Port_Status_In, |
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| 46 | Virtual_Com_Port_Status_Out, |
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| 47 | Virtual_Com_Port_Data_Setup, |
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| 48 | Virtual_Com_Port_NoData_Setup, |
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| 49 | Virtual_Com_Port_Get_Interface_Setting, |
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| 50 | Virtual_Com_Port_GetDeviceDescriptor, |
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| 51 | Virtual_Com_Port_GetConfigDescriptor, |
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| 52 | Virtual_Com_Port_GetStringDescriptor, |
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| 53 | 0, |
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| 54 | 0x40 /*MAX PACKET SIZE*/ |
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| 55 | }; |
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| 56 | USER_STANDARD_REQUESTS User_Standard_Requests = { |
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| 57 | Virtual_Com_Port_GetConfiguration, |
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| 58 | Virtual_Com_Port_SetConfiguration, |
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| 59 | Virtual_Com_Port_GetInterface, |
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| 60 | Virtual_Com_Port_SetInterface, |
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| 61 | Virtual_Com_Port_GetStatus, |
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| 62 | Virtual_Com_Port_ClearFeature, |
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| 63 | Virtual_Com_Port_SetEndPointFeature, |
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| 64 | Virtual_Com_Port_SetDeviceFeature, |
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| 65 | Virtual_Com_Port_SetDeviceAddress |
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| 66 | }; |
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| 67 | |||
| 68 | ONE_DESCRIPTOR Device_Descriptor = { |
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| 69 | (u8*)Virtual_Com_Port_DeviceDescriptor, |
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| 70 | VIRTUAL_COM_PORT_SIZ_DEVICE_DESC |
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| 71 | }; |
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| 72 | |||
| 73 | ONE_DESCRIPTOR Config_Descriptor = { |
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| 74 | (u8*)Virtual_Com_Port_ConfigDescriptor, |
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| 75 | VIRTUAL_COM_PORT_SIZ_CONFIG_DESC |
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| 76 | }; |
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| 77 | |||
| 78 | ONE_DESCRIPTOR String_Descriptor[5] = { |
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| 79 | {(u8*)Virtual_Com_Port_StringLangID, VIRTUAL_COM_PORT_SIZ_STRING_LANGID}, |
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| 80 | {(u8*)Virtual_Com_Port_StringVendor, VIRTUAL_COM_PORT_SIZ_STRING_VENDOR}, |
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| 81 | {(u8*)Virtual_Com_Port_StringProduct, VIRTUAL_COM_PORT_SIZ_STRING_PRODUCT}, |
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| 82 | {(u8*)Virtual_Com_Port_StringSerial, VIRTUAL_COM_PORT_SIZ_STRING_SERIAL} |
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| 83 | |||
| 84 | }; |
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| 85 | /* Extern variables ----------------------------------------------------------*/ |
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| 86 | /* Private function prototypes -----------------------------------------------*/ |
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| 87 | /* Extern function prototypes ------------------------------------------------*/ |
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| 88 | /* Private functions ---------------------------------------------------------*/ |
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| 89 | /******************************************************************************* |
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| 90 | * Function Name : Virtual_Com_Port_init |
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| 91 | * Description : Virtual_Com_Port Mouse init routine |
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| 92 | * Input : None. |
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| 93 | * Output : None. |
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| 94 | * Return : None. |
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| 95 | *******************************************************************************/ |
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| 96 | void Virtual_Com_Port_init(void) |
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| 97 | { |
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| 98 | u32 timeout = 0; |
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| 99 | //SerialPutString(".vcpi."); |
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| 100 | pInformation->Current_Configuration = 0; |
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| 101 | /* Connect the device */ |
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| 102 | PowerOn(); |
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| 103 | /* USB interrupts initialization */ |
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| 104 | _SetISTR(0); /* clear pending interrupts */ |
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| 105 | wInterrupt_Mask = IMR_MSK; |
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| 106 | _SetCNTR(wInterrupt_Mask); /* set interrupts mask */ |
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| 107 | pInformation->Current_Feature = Virtual_Com_Port_ConfigDescriptor[7]; |
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| 108 | /* Wait until device is configured */ |
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| 109 | // UART0_Config_Default(); |
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| 110 | //SerialPutString("..."); |
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| 111 | while (pInformation->Current_Configuration == 0 && (timeout++<600000)) NOP_Process(); |
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| 112 | if(pInformation->Current_Configuration !=0) bDeviceState = CONFIGURED; |
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| 113 | //SerialPutString(".done."); |
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| 114 | } |
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| 115 | /******************************************************************************* |
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| 116 | * Function Name : Virtual_Com_Port_Reset |
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| 117 | * Description : Virtual_Com_Port Mouse reset routine |
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| 118 | * Input : None. |
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| 119 | * Output : None. |
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| 120 | * Return : None. |
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| 121 | *******************************************************************************/ |
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| 122 | void Virtual_Com_Port_Reset(void) |
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| 123 | { |
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| 124 | /* Set Virtual_Com_Port_DEVICE as not configured */ |
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| 125 | pInformation->Current_Configuration = 0; |
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| 126 | pInformation->Current_Interface = 0;/*the default Interface*/ |
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| 127 | SetBTABLE(BTABLE_ADDRESS); |
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| 128 | |||
| 129 | /* Initialize Endpoint 0 */ |
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| 130 | SetEPType(ENDP0, EP_CONTROL); |
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| 131 | SetEPTxStatus(ENDP0, EP_TX_STALL); |
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| 132 | SetEPRxAddr(ENDP0, ENDP0_RXADDR); |
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| 133 | SetEPTxAddr(ENDP0, ENDP0_TXADDR); |
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| 134 | Clear_Status_Out(ENDP0); |
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| 135 | SetEPRxCount(ENDP0, Device_Property.MaxPacketSize); |
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| 136 | SetEPRxValid(ENDP0); |
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| 137 | |||
| 138 | /* Initialize Endpoint 1 */ |
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| 139 | SetEPType(ENDP1, EP_BULK); |
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| 140 | SetEPTxAddr(ENDP1, ENDP1_TXADDR); |
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| 141 | SetEPTxStatus(ENDP1, EP_TX_NAK); |
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| 142 | SetEPRxStatus(ENDP1, EP_RX_DIS); |
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| 143 | |||
| 144 | /* Initialize Endpoint 2 */ |
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| 145 | SetEPType(ENDP2, EP_INTERRUPT); |
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| 146 | SetEPTxAddr(ENDP2, ENDP2_TXADDR); |
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| 147 | SetEPRxStatus(ENDP2, EP_RX_DIS); |
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| 148 | SetEPTxStatus(ENDP2, EP_TX_NAK); |
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| 149 | |||
| 150 | /* Initialize Endpoint 3 */ |
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| 151 | SetEPType(ENDP3, EP_BULK); |
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| 152 | SetEPRxAddr(ENDP3, ENDP3_RXADDR); |
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| 153 | SetEPRxCount(ENDP3, VIRTUAL_COM_PORT_DATA_SIZE); |
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| 154 | SetEPRxStatus(ENDP3, EP_RX_VALID); |
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| 155 | SetEPTxStatus(ENDP3, EP_TX_DIS); |
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| 156 | |||
| 157 | /* Set this device to response on default address */ |
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| 158 | SetDeviceAddress(0); |
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| 159 | } |
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| 160 | /******************************************************************************* |
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| 161 | * Function Name : Virtual_Com_Port_Status_In |
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| 162 | * Description : |
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| 163 | * Input : None. |
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| 164 | * Output : None. |
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| 165 | * Return : None. |
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| 166 | *******************************************************************************/ |
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| 167 | void Virtual_Com_Port_Status_In(void) |
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| 168 | { |
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| 169 | if (Request == SET_LINE_CODING){ |
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| 170 | // UART0_Config(); |
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| 171 | Request = 0; |
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| 172 | } |
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| 173 | } |
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| 174 | /******************************************************************************* |
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| 175 | * Function Name : Virtual_Com_Port_Status_Out |
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| 176 | * Description : |
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| 177 | * Input : None. |
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| 178 | * Output : None. |
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| 179 | * Return : None. |
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| 180 | *******************************************************************************/ |
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| 181 | void Virtual_Com_Port_Status_Out (void) |
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| 182 | { |
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| 183 | } |
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| 184 | /******************************************************************************* |
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| 185 | * Function Name : Virtual_Com_Port_Data_Setup |
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| 186 | * Description : handle the data class specific requests |
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| 187 | * Input : Request Nb. |
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| 188 | * Output : None. |
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| 189 | * Return : USB_UNSUPPORT or USB_SUCCESS. |
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| 190 | *******************************************************************************/ |
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| 191 | RESULT Virtual_Com_Port_Data_Setup(u8 RequestNo) |
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| 192 | { |
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| 193 | u8 *(*CopyRoutine)(u16); |
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| 194 | |||
| 195 | CopyRoutine = NULL; |
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| 196 | |||
| 197 | if (RequestNo == GET_LINE_CODING) { |
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| 198 | if (Type_Recipient == (CLASS_REQUEST | INTERFACE_RECIPIENT)) |
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| 199 | CopyRoutine = Virtual_Com_Port_GetLineCoding; |
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| 200 | } |
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| 201 | else if (RequestNo == SET_LINE_CODING) { |
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| 202 | if (Type_Recipient == (CLASS_REQUEST | INTERFACE_RECIPIENT)) |
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| 203 | CopyRoutine = Virtual_Com_Port_SetLineCoding; |
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| 204 | Request = SET_LINE_CODING; |
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| 205 | } |
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| 206 | |||
| 207 | if (CopyRoutine == NULL) return USB_UNSUPPORT; |
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| 208 | |||
| 209 | pInformation->Ctrl_Info.CopyData = CopyRoutine; |
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| 210 | pInformation->Ctrl_Info.Usb_wOffset = 0; |
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| 211 | (*CopyRoutine)(0); |
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| 212 | return USB_SUCCESS; |
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| 213 | } |
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| 214 | /******************************************************************************* |
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| 215 | * Function Name : Virtual_Com_Port_NoData_Setup |
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| 216 | * Description : handle the no data class specific requests |
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| 217 | * Input : Request Nb. |
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| 218 | * Output : None. |
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| 219 | * Return : USB_UNSUPPORT or USB_SUCCESS. |
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| 220 | *******************************************************************************/ |
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| 221 | RESULT Virtual_Com_Port_NoData_Setup(u8 RequestNo) |
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| 222 | { |
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| 223 | |||
| 224 | if (Type_Recipient == (CLASS_REQUEST | INTERFACE_RECIPIENT)) |
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| 225 | { |
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| 226 | if (RequestNo == SET_COMM_FEATURE) return USB_SUCCESS; |
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| 227 | else if (RequestNo == SET_CONTROL_LINE_STATE) return USB_SUCCESS; |
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| 228 | } |
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| 229 | |||
| 230 | return USB_UNSUPPORT; |
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| 231 | } |
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| 232 | /******************************************************************************* |
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| 233 | * Function Name : Virtual_Com_Port_GetDeviceDescriptor. |
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| 234 | * Description : Gets the device descriptor. |
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| 235 | * Input : Length |
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| 236 | * Output : None. |
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| 237 | * Return : The address of the device descriptor. |
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| 238 | *******************************************************************************/ |
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| 239 | u8 *Virtual_Com_Port_GetDeviceDescriptor(u16 Length) |
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| 240 | { |
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| 241 | return Standard_GetDescriptorData( Length, &Device_Descriptor ); |
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| 242 | } |
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| 243 | /******************************************************************************* |
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| 244 | * Function Name : Virtual_Com_Port_GetConfigDescriptor. |
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| 245 | * Description : get the configuration descriptor. |
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| 246 | * Input : Length |
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| 247 | * Output : None. |
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| 248 | * Return : The address of the configuration descriptor. |
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| 249 | *******************************************************************************/ |
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| 250 | u8 *Virtual_Com_Port_GetConfigDescriptor(u16 Length) |
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| 251 | { |
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| 252 | return Standard_GetDescriptorData( Length, &Config_Descriptor ); |
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| 253 | } |
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| 254 | /******************************************************************************* |
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| 255 | * Function Name : Virtual_Com_Port_GetStringDescriptor |
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| 256 | * Description : Gets the string descriptors according to the needed index |
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| 257 | * Input : Length |
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| 258 | * Output : None. |
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| 259 | * Return : The address of the string descriptors. |
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| 260 | *******************************************************************************/ |
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| 261 | u8 *Virtual_Com_Port_GetStringDescriptor(u16 Length) |
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| 262 | { |
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| 263 | u8 wValue0 = pInformation->USBwValue0; |
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| 264 | return Standard_GetDescriptorData( Length, &String_Descriptor[wValue0] ); |
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| 265 | } |
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| 266 | /******************************************************************************* |
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| 267 | * Function Name : Virtual_Com_Port_Get_Interface_Setting. |
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| 268 | * Description : test the interface and the alternate setting according to the |
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| 269 | * supported one. |
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| 270 | * Input1 : u8: Interface : interface number. |
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| 271 | * Input2 : u8: AlternateSetting : Alternate Setting number. |
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| 272 | * Output : None. |
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| 273 | * Return : The address of the string descriptors. |
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| 274 | *******************************************************************************/ |
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| 275 | RESULT Virtual_Com_Port_Get_Interface_Setting(u8 Interface,u8 AlternateSetting) |
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| 276 | { |
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| 277 | if(AlternateSetting >0) return USB_UNSUPPORT; |
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| 278 | else if(Interface > 1) return USB_UNSUPPORT; |
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| 279 | return USB_SUCCESS; |
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| 280 | } |
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| 281 | /******************************************************************************* |
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| 282 | * Function Name : Virtual_Com_Port_GetLineCoding. |
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| 283 | * Description : send the linecoding structure to the PC host. |
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| 284 | * Input : Length |
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| 285 | * Output : None. |
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| 286 | * Return : Inecoding structure base address. |
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| 287 | *******************************************************************************/ |
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| 288 | u8 *Virtual_Com_Port_GetLineCoding(u16 Length) |
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| 289 | { |
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| 290 | if(Length==0) |
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| 291 | { |
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| 292 | pInformation->Ctrl_Info.Usb_wLength = sizeof(linecoding);; |
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| 293 | return NULL; |
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| 294 | } |
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| 295 | return(u8 *)&linecoding; |
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| 296 | } |
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| 297 | /******************************************************************************* |
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| 298 | * Function Name : Virtual_Com_Port_SetLineCoding. |
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| 299 | * Description : Set the linecoding structure fields. |
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| 300 | * Input : Length |
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| 301 | * Output : None |
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| 302 | * Return : Linecoding structure base address. |
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| 303 | *******************************************************************************/ |
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| 304 | u8 *Virtual_Com_Port_SetLineCoding(u16 Length) |
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| 305 | { |
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| 306 | if(Length==0) |
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| 307 | { |
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| 308 | pInformation->Ctrl_Info.Usb_wLength = sizeof(linecoding);; |
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| 309 | return NULL; |
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| 310 | } |
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| 311 | return(u8 *)&linecoding; |
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| 312 | } |
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| 313 | |||
| 314 | /******************* (C) COPYRIGHT 2006 STMicroelectronics *****END OF FILE****/ |
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| 315 | |||
| 316 |