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| Rev | Author | Line No. | Line |
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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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| 41 | ingob | 19 | #include "usb_lib.h" |
| 20 | #include "usb_desc.h" |
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| 21 | #include "usb_pwr.h" |
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| 22 | #include "usb_prop.h" |
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| 1 | ingob | 23 | /* Private typedef -----------------------------------------------------------*/ |
| 24 | /* Private define ------------------------------------------------------------*/ |
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| 25 | /* Private macro -------------------------------------------------------------*/ |
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| 26 | /* Private variables ---------------------------------------------------------*/ |
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| 27 | u32 Request = 0; |
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| 28 | |||
| 29 | LINE_CODING linecoding = |
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| 30 | { |
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| 31 | 57600, /* baud rate*/ |
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| 32 | 0x00, /* stop bits-1*/ |
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| 33 | 0x00, /* parity - none*/ |
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| 34 | 0x08 /* no. of bits 8*/ |
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| 35 | }; |
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| 36 | /* -------------------------------------------------------------------------- */ |
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| 37 | /* Structures initializations */ |
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| 38 | /* -------------------------------------------------------------------------- */ |
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| 39 | |||
| 40 | DEVICE Device_Table = { |
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| 41 | EP_NUM, |
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| 42 | 1 |
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| 43 | }; |
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| 44 | |||
| 45 | DEVICE_PROP Device_Property = { |
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| 46 | Virtual_Com_Port_init, |
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| 47 | Virtual_Com_Port_Reset, |
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| 48 | Virtual_Com_Port_Status_In, |
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| 49 | Virtual_Com_Port_Status_Out, |
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| 50 | Virtual_Com_Port_Data_Setup, |
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| 51 | Virtual_Com_Port_NoData_Setup, |
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| 52 | Virtual_Com_Port_Get_Interface_Setting, |
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| 53 | Virtual_Com_Port_GetDeviceDescriptor, |
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| 54 | Virtual_Com_Port_GetConfigDescriptor, |
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| 55 | Virtual_Com_Port_GetStringDescriptor, |
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| 56 | 0, |
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| 57 | 0x40 /*MAX PACKET SIZE*/ |
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| 58 | }; |
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| 59 | USER_STANDARD_REQUESTS User_Standard_Requests = { |
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| 60 | Virtual_Com_Port_GetConfiguration, |
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| 61 | Virtual_Com_Port_SetConfiguration, |
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| 62 | Virtual_Com_Port_GetInterface, |
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| 63 | Virtual_Com_Port_SetInterface, |
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| 64 | Virtual_Com_Port_GetStatus, |
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| 65 | Virtual_Com_Port_ClearFeature, |
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| 66 | Virtual_Com_Port_SetEndPointFeature, |
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| 67 | Virtual_Com_Port_SetDeviceFeature, |
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| 68 | Virtual_Com_Port_SetDeviceAddress |
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| 69 | }; |
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| 70 | |||
| 71 | ONE_DESCRIPTOR Device_Descriptor = { |
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| 72 | (u8*)Virtual_Com_Port_DeviceDescriptor, |
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| 73 | VIRTUAL_COM_PORT_SIZ_DEVICE_DESC |
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| 74 | }; |
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| 75 | |||
| 76 | ONE_DESCRIPTOR Config_Descriptor = { |
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| 77 | (u8*)Virtual_Com_Port_ConfigDescriptor, |
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| 78 | VIRTUAL_COM_PORT_SIZ_CONFIG_DESC |
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| 79 | }; |
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| 80 | |||
| 81 | ONE_DESCRIPTOR String_Descriptor[5] = { |
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| 82 | {(u8*)Virtual_Com_Port_StringLangID, VIRTUAL_COM_PORT_SIZ_STRING_LANGID}, |
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| 83 | {(u8*)Virtual_Com_Port_StringVendor, VIRTUAL_COM_PORT_SIZ_STRING_VENDOR}, |
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| 84 | {(u8*)Virtual_Com_Port_StringProduct, VIRTUAL_COM_PORT_SIZ_STRING_PRODUCT}, |
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| 85 | {(u8*)Virtual_Com_Port_StringSerial, VIRTUAL_COM_PORT_SIZ_STRING_SERIAL} |
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| 86 | |||
| 87 | }; |
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| 88 | /* Extern variables ----------------------------------------------------------*/ |
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| 89 | /* Private function prototypes -----------------------------------------------*/ |
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| 90 | /* Extern function prototypes ------------------------------------------------*/ |
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| 91 | /* Private functions ---------------------------------------------------------*/ |
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| 92 | /******************************************************************************* |
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| 93 | * Function Name : Virtual_Com_Port_init |
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| 94 | * Description : Virtual_Com_Port Mouse init routine |
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| 95 | * Input : None. |
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| 96 | * Output : None. |
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| 97 | * Return : None. |
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| 98 | *******************************************************************************/ |
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| 99 | void Virtual_Com_Port_init(void) |
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| 100 | { |
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| 111 | killagreg | 101 | u32 timeout = 0; |
| 102 | |||
| 103 | pInformation->Current_Configuration = 0; |
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| 104 | /* Connect the device */ |
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| 105 | PowerOn(); |
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| 106 | /* USB interrupts initialization */ |
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| 107 | _SetISTR(0); /* clear pending interrupts */ |
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| 108 | wInterrupt_Mask = IMR_MSK; |
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| 109 | _SetCNTR(wInterrupt_Mask); /* set interrupts mask */ |
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| 110 | pInformation->Current_Feature = Virtual_Com_Port_ConfigDescriptor[7]; |
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| 111 | /* Wait until device is configured */ |
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| 112 | while (pInformation->Current_Configuration == 0 && (timeout++<600000)) NOP_Process(); |
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| 113 | if(pInformation->Current_Configuration !=0) bDeviceState = CONFIGURED; |
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| 1 | ingob | 114 | } |
| 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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| 111 | killagreg | 124 | /* Set Virtual_Com_Port_DEVICE as not configured */ |
| 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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| 1 | ingob | 159 | } |
| 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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| 111 | killagreg | 169 | if (Request == SET_LINE_CODING) |
| 170 | { |
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| 171 | Request = 0; |
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| 172 | } |
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| 1 | ingob | 173 | } |
| 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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| 111 | killagreg | 193 | u8 *(*CopyRoutine)(u16); |
| 1 | ingob | 194 | |
| 111 | killagreg | 195 | CopyRoutine = NULL; |
| 196 | |||
| 197 | if (RequestNo == GET_LINE_CODING) |
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| 198 | { |
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| 199 | if (Type_Recipient == (CLASS_REQUEST | INTERFACE_RECIPIENT)) CopyRoutine = Virtual_Com_Port_GetLineCoding; |
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| 1 | ingob | 200 | } |
| 111 | killagreg | 201 | else if (RequestNo == SET_LINE_CODING) |
| 202 | { |
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| 203 | if (Type_Recipient == (CLASS_REQUEST | INTERFACE_RECIPIENT)) CopyRoutine = Virtual_Com_Port_SetLineCoding; |
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| 204 | Request = SET_LINE_CODING; |
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| 205 | } |
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| 206 | if (CopyRoutine == NULL) return USB_UNSUPPORT; |
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| 1 | ingob | 207 | |
| 111 | killagreg | 208 | pInformation->Ctrl_Info.CopyData = CopyRoutine; |
| 209 | pInformation->Ctrl_Info.Usb_wOffset = 0; |
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| 210 | (*CopyRoutine)(0); |
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| 211 | return USB_SUCCESS; |
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| 1 | ingob | 212 | } |
| 213 | /******************************************************************************* |
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| 214 | * Function Name : Virtual_Com_Port_NoData_Setup |
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| 215 | * Description : handle the no data class specific requests |
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| 216 | * Input : Request Nb. |
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| 217 | * Output : None. |
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| 218 | * Return : USB_UNSUPPORT or USB_SUCCESS. |
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| 219 | *******************************************************************************/ |
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| 220 | RESULT Virtual_Com_Port_NoData_Setup(u8 RequestNo) |
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| 221 | { |
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| 111 | killagreg | 222 | if (Type_Recipient == (CLASS_REQUEST | INTERFACE_RECIPIENT)) |
| 223 | { |
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| 224 | if (RequestNo == SET_COMM_FEATURE) return USB_SUCCESS; |
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| 225 | else if (RequestNo == SET_CONTROL_LINE_STATE) return USB_SUCCESS; |
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| 226 | } |
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| 227 | return USB_UNSUPPORT; |
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| 1 | ingob | 228 | } |
| 229 | /******************************************************************************* |
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| 230 | * Function Name : Virtual_Com_Port_GetDeviceDescriptor. |
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| 231 | * Description : Gets the device descriptor. |
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| 232 | * Input : Length |
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| 233 | * Output : None. |
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| 234 | * Return : The address of the device descriptor. |
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| 235 | *******************************************************************************/ |
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| 236 | u8 *Virtual_Com_Port_GetDeviceDescriptor(u16 Length) |
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| 237 | { |
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| 111 | killagreg | 238 | return Standard_GetDescriptorData( Length, &Device_Descriptor ); |
| 1 | ingob | 239 | } |
| 240 | /******************************************************************************* |
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| 241 | * Function Name : Virtual_Com_Port_GetConfigDescriptor. |
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| 242 | * Description : get the configuration descriptor. |
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| 243 | * Input : Length |
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| 244 | * Output : None. |
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| 245 | * Return : The address of the configuration descriptor. |
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| 246 | *******************************************************************************/ |
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| 247 | u8 *Virtual_Com_Port_GetConfigDescriptor(u16 Length) |
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| 248 | { |
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| 111 | killagreg | 249 | return Standard_GetDescriptorData( Length, &Config_Descriptor ); |
| 1 | ingob | 250 | } |
| 251 | /******************************************************************************* |
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| 252 | * Function Name : Virtual_Com_Port_GetStringDescriptor |
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| 253 | * Description : Gets the string descriptors according to the needed index |
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| 254 | * Input : Length |
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| 255 | * Output : None. |
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| 256 | * Return : The address of the string descriptors. |
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| 257 | *******************************************************************************/ |
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| 258 | u8 *Virtual_Com_Port_GetStringDescriptor(u16 Length) |
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| 259 | { |
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| 111 | killagreg | 260 | u8 wValue0 = pInformation->USBwValue0; |
| 261 | return Standard_GetDescriptorData( Length, &String_Descriptor[wValue0] ); |
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| 1 | ingob | 262 | } |
| 263 | /******************************************************************************* |
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| 264 | * Function Name : Virtual_Com_Port_Get_Interface_Setting. |
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| 265 | * Description : test the interface and the alternate setting according to the |
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| 266 | * supported one. |
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| 267 | * Input1 : u8: Interface : interface number. |
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| 268 | * Input2 : u8: AlternateSetting : Alternate Setting number. |
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| 269 | * Output : None. |
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| 270 | * Return : The address of the string descriptors. |
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| 271 | *******************************************************************************/ |
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| 272 | RESULT Virtual_Com_Port_Get_Interface_Setting(u8 Interface,u8 AlternateSetting) |
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| 273 | { |
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| 111 | killagreg | 274 | if(AlternateSetting >0) return USB_UNSUPPORT; |
| 275 | else if(Interface > 1) return USB_UNSUPPORT; |
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| 276 | return USB_SUCCESS; |
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| 1 | ingob | 277 | } |
| 278 | /******************************************************************************* |
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| 279 | * Function Name : Virtual_Com_Port_GetLineCoding. |
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| 280 | * Description : send the linecoding structure to the PC host. |
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| 281 | * Input : Length |
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| 282 | * Output : None. |
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| 283 | * Return : Inecoding structure base address. |
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| 284 | *******************************************************************************/ |
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| 285 | u8 *Virtual_Com_Port_GetLineCoding(u16 Length) |
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| 286 | { |
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| 111 | killagreg | 287 | if(Length==0) |
| 1 | ingob | 288 | { |
| 111 | killagreg | 289 | pInformation->Ctrl_Info.Usb_wLength = sizeof(linecoding);; |
| 290 | return NULL; |
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| 1 | ingob | 291 | } |
| 111 | killagreg | 292 | return(u8 *)&linecoding; |
| 1 | ingob | 293 | } |
| 294 | /******************************************************************************* |
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| 295 | * Function Name : Virtual_Com_Port_SetLineCoding. |
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| 296 | * Description : Set the linecoding structure fields. |
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| 297 | * Input : Length |
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| 298 | * Output : None |
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| 299 | * Return : Linecoding structure base address. |
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| 300 | *******************************************************************************/ |
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| 301 | u8 *Virtual_Com_Port_SetLineCoding(u16 Length) |
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| 302 | { |
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| 111 | killagreg | 303 | if(Length==0) |
| 1 | ingob | 304 | { |
| 111 | killagreg | 305 | pInformation->Ctrl_Info.Usb_wLength = sizeof(linecoding);; |
| 306 | return NULL; |
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| 1 | ingob | 307 | } |
| 111 | killagreg | 308 | return(u8 *)&linecoding; |
| 1 | ingob | 309 | } |
| 310 | |||
| 311 | /******************* (C) COPYRIGHT 2006 STMicroelectronics *****END OF FILE****/ |
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| 312 | |||
| 313 |