Dependencies: MSCUsbHost NetServices RPCInterface TextLCD mbed
NetServices/drv/umtsstick/UMTSStick.cpp@1:f2088fbce73f, 2012-08-22 (annotated)
- Committer:
- yueee_yt
- Date:
- Wed Aug 22 05:10:09 2012 +0000
- Revision:
- 1:f2088fbce73f
- Parent:
- 0:fd83f3540b1a
???????LM35??????WebServer
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
yueee_yt | 0:fd83f3540b1a | 1 | |
yueee_yt | 0:fd83f3540b1a | 2 | /* |
yueee_yt | 0:fd83f3540b1a | 3 | Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com) |
yueee_yt | 0:fd83f3540b1a | 4 | |
yueee_yt | 0:fd83f3540b1a | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy |
yueee_yt | 0:fd83f3540b1a | 6 | of this software and associated documentation files (the "Software"), to deal |
yueee_yt | 0:fd83f3540b1a | 7 | in the Software without restriction, including without limitation the rights |
yueee_yt | 0:fd83f3540b1a | 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
yueee_yt | 0:fd83f3540b1a | 9 | copies of the Software, and to permit persons to whom the Software is |
yueee_yt | 0:fd83f3540b1a | 10 | furnished to do so, subject to the following conditions: |
yueee_yt | 0:fd83f3540b1a | 11 | |
yueee_yt | 0:fd83f3540b1a | 12 | The above copyright notice and this permission notice shall be included in |
yueee_yt | 0:fd83f3540b1a | 13 | all copies or substantial portions of the Software. |
yueee_yt | 0:fd83f3540b1a | 14 | |
yueee_yt | 0:fd83f3540b1a | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
yueee_yt | 0:fd83f3540b1a | 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
yueee_yt | 0:fd83f3540b1a | 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
yueee_yt | 0:fd83f3540b1a | 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
yueee_yt | 0:fd83f3540b1a | 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
yueee_yt | 0:fd83f3540b1a | 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
yueee_yt | 0:fd83f3540b1a | 21 | THE SOFTWARE. |
yueee_yt | 0:fd83f3540b1a | 22 | */ |
yueee_yt | 0:fd83f3540b1a | 23 | |
yueee_yt | 0:fd83f3540b1a | 24 | #include "netCfg.h" |
yueee_yt | 0:fd83f3540b1a | 25 | #if NET_UMTS |
yueee_yt | 0:fd83f3540b1a | 26 | |
yueee_yt | 0:fd83f3540b1a | 27 | #include "UMTSStick.h" |
yueee_yt | 0:fd83f3540b1a | 28 | |
yueee_yt | 0:fd83f3540b1a | 29 | #define __DEBUG |
yueee_yt | 0:fd83f3540b1a | 30 | #include "dbg/dbg.h" |
yueee_yt | 0:fd83f3540b1a | 31 | |
yueee_yt | 0:fd83f3540b1a | 32 | UMTSStick::UMTSStick() : m_host(), m_pDev(NULL) |
yueee_yt | 0:fd83f3540b1a | 33 | { |
yueee_yt | 0:fd83f3540b1a | 34 | |
yueee_yt | 0:fd83f3540b1a | 35 | } |
yueee_yt | 0:fd83f3540b1a | 36 | |
yueee_yt | 0:fd83f3540b1a | 37 | UMTSStick::~UMTSStick() |
yueee_yt | 0:fd83f3540b1a | 38 | { |
yueee_yt | 0:fd83f3540b1a | 39 | |
yueee_yt | 0:fd83f3540b1a | 40 | } |
yueee_yt | 0:fd83f3540b1a | 41 | |
yueee_yt | 0:fd83f3540b1a | 42 | |
yueee_yt | 0:fd83f3540b1a | 43 | UMTSStickErr UMTSStick::getSerial(UsbSerial** ppUsbSerial) |
yueee_yt | 0:fd83f3540b1a | 44 | { |
yueee_yt | 0:fd83f3540b1a | 45 | m_host.init(); |
yueee_yt | 0:fd83f3540b1a | 46 | |
yueee_yt | 0:fd83f3540b1a | 47 | UMTSStickErr rc; |
yueee_yt | 0:fd83f3540b1a | 48 | |
yueee_yt | 0:fd83f3540b1a | 49 | rc = waitForDevice(); |
yueee_yt | 0:fd83f3540b1a | 50 | if(rc) |
yueee_yt | 0:fd83f3540b1a | 51 | return rc; |
yueee_yt | 0:fd83f3540b1a | 52 | |
yueee_yt | 0:fd83f3540b1a | 53 | //Device is now enumerated, read table |
yueee_yt | 0:fd83f3540b1a | 54 | |
yueee_yt | 0:fd83f3540b1a | 55 | uint16_t vid = m_pDev->getVid(); |
yueee_yt | 0:fd83f3540b1a | 56 | uint16_t pid = m_pDev->getPid(); |
yueee_yt | 0:fd83f3540b1a | 57 | |
yueee_yt | 0:fd83f3540b1a | 58 | DBG("Configuration set: vid:%04x pid:%04x\n", vid, pid); |
yueee_yt | 0:fd83f3540b1a | 59 | |
yueee_yt | 0:fd83f3540b1a | 60 | bool handled = false; |
yueee_yt | 0:fd83f3540b1a | 61 | bool cdfs = false; |
yueee_yt | 0:fd83f3540b1a | 62 | const UMTSSwitchingInfo* pInfo; |
yueee_yt | 0:fd83f3540b1a | 63 | for(int i = 0; i < UMTS_SWITCHING_COUNT; i++) |
yueee_yt | 0:fd83f3540b1a | 64 | { |
yueee_yt | 0:fd83f3540b1a | 65 | pInfo = &UMTSwitchingTable[i]; |
yueee_yt | 0:fd83f3540b1a | 66 | if( !checkDeviceState(pInfo, &cdfs) ) |
yueee_yt | 0:fd83f3540b1a | 67 | { |
yueee_yt | 0:fd83f3540b1a | 68 | handled = true; |
yueee_yt | 0:fd83f3540b1a | 69 | break; |
yueee_yt | 0:fd83f3540b1a | 70 | } |
yueee_yt | 0:fd83f3540b1a | 71 | |
yueee_yt | 0:fd83f3540b1a | 72 | } //for(int i = 0; i < UMTS_SWITCHING_COUNT; i++) |
yueee_yt | 0:fd83f3540b1a | 73 | |
yueee_yt | 0:fd83f3540b1a | 74 | if(!handled) |
yueee_yt | 0:fd83f3540b1a | 75 | { |
yueee_yt | 0:fd83f3540b1a | 76 | DBG("Don't know this device!\n"); |
yueee_yt | 0:fd83f3540b1a | 77 | return UMTSERR_NOTIMPLEMENTED; |
yueee_yt | 0:fd83f3540b1a | 78 | } |
yueee_yt | 0:fd83f3540b1a | 79 | |
yueee_yt | 0:fd83f3540b1a | 80 | //Check if the device is in CDFS mode, in this case switch |
yueee_yt | 0:fd83f3540b1a | 81 | if(cdfs) |
yueee_yt | 0:fd83f3540b1a | 82 | { |
yueee_yt | 0:fd83f3540b1a | 83 | DBG("Switching the device by sending a magic packet\n"); |
yueee_yt | 0:fd83f3540b1a | 84 | |
yueee_yt | 0:fd83f3540b1a | 85 | rc = switchMode(pInfo); |
yueee_yt | 0:fd83f3540b1a | 86 | if(rc) |
yueee_yt | 0:fd83f3540b1a | 87 | return rc; |
yueee_yt | 0:fd83f3540b1a | 88 | |
yueee_yt | 0:fd83f3540b1a | 89 | DBG("Now wait for device to reconnect\n"); |
yueee_yt | 0:fd83f3540b1a | 90 | |
yueee_yt | 0:fd83f3540b1a | 91 | m_host.releaseDevice(m_pDev); |
yueee_yt | 0:fd83f3540b1a | 92 | |
yueee_yt | 0:fd83f3540b1a | 93 | //Wait for device to reconnect |
yueee_yt | 0:fd83f3540b1a | 94 | wait(3); |
yueee_yt | 0:fd83f3540b1a | 95 | rc = waitForDevice(); |
yueee_yt | 0:fd83f3540b1a | 96 | if(rc) |
yueee_yt | 0:fd83f3540b1a | 97 | return rc; |
yueee_yt | 0:fd83f3540b1a | 98 | } |
yueee_yt | 0:fd83f3540b1a | 99 | |
yueee_yt | 0:fd83f3540b1a | 100 | rc = findSerial(ppUsbSerial); |
yueee_yt | 0:fd83f3540b1a | 101 | if(rc) |
yueee_yt | 0:fd83f3540b1a | 102 | return rc; |
yueee_yt | 0:fd83f3540b1a | 103 | |
yueee_yt | 0:fd83f3540b1a | 104 | return UMTSERR_OK; |
yueee_yt | 0:fd83f3540b1a | 105 | } |
yueee_yt | 0:fd83f3540b1a | 106 | |
yueee_yt | 0:fd83f3540b1a | 107 | UMTSStickErr UMTSStick::waitForDevice() |
yueee_yt | 0:fd83f3540b1a | 108 | { |
yueee_yt | 0:fd83f3540b1a | 109 | bool ready = false; |
yueee_yt | 0:fd83f3540b1a | 110 | while(!ready) |
yueee_yt | 0:fd83f3540b1a | 111 | { |
yueee_yt | 0:fd83f3540b1a | 112 | while(!m_host.devicesCount()) |
yueee_yt | 0:fd83f3540b1a | 113 | {} |
yueee_yt | 0:fd83f3540b1a | 114 | wait(1); |
yueee_yt | 0:fd83f3540b1a | 115 | if(m_host.devicesCount()) |
yueee_yt | 0:fd83f3540b1a | 116 | ready = true; |
yueee_yt | 0:fd83f3540b1a | 117 | } |
yueee_yt | 0:fd83f3540b1a | 118 | |
yueee_yt | 0:fd83f3540b1a | 119 | wait(2); //Wait for device to be initialized |
yueee_yt | 0:fd83f3540b1a | 120 | |
yueee_yt | 0:fd83f3540b1a | 121 | if(!m_host.devicesCount()) |
yueee_yt | 0:fd83f3540b1a | 122 | return UMTSERR_DISCONNECTED; |
yueee_yt | 0:fd83f3540b1a | 123 | |
yueee_yt | 0:fd83f3540b1a | 124 | m_pDev = m_host.getDevice(0); |
yueee_yt | 0:fd83f3540b1a | 125 | |
yueee_yt | 0:fd83f3540b1a | 126 | while(!m_pDev->enumerated()) |
yueee_yt | 0:fd83f3540b1a | 127 | { |
yueee_yt | 0:fd83f3540b1a | 128 | m_host.poll(); |
yueee_yt | 0:fd83f3540b1a | 129 | if(!m_host.devicesCount()) |
yueee_yt | 0:fd83f3540b1a | 130 | return UMTSERR_DISCONNECTED; |
yueee_yt | 0:fd83f3540b1a | 131 | } |
yueee_yt | 0:fd83f3540b1a | 132 | |
yueee_yt | 0:fd83f3540b1a | 133 | return UMTSERR_OK; |
yueee_yt | 0:fd83f3540b1a | 134 | } |
yueee_yt | 0:fd83f3540b1a | 135 | |
yueee_yt | 0:fd83f3540b1a | 136 | UMTSStickErr UMTSStick::checkDeviceState(const UMTSSwitchingInfo* pInfo, bool* pCdfs) |
yueee_yt | 0:fd83f3540b1a | 137 | { |
yueee_yt | 0:fd83f3540b1a | 138 | uint16_t vid = m_pDev->getVid(); |
yueee_yt | 0:fd83f3540b1a | 139 | uint16_t pid = m_pDev->getPid(); |
yueee_yt | 0:fd83f3540b1a | 140 | bool handled = false; |
yueee_yt | 0:fd83f3540b1a | 141 | if( (vid == pInfo->cdfsVid) && (pid == pInfo->cdfsPid) ) |
yueee_yt | 0:fd83f3540b1a | 142 | { |
yueee_yt | 0:fd83f3540b1a | 143 | DBG("Match on dongles list\n"); |
yueee_yt | 0:fd83f3540b1a | 144 | if( !pInfo->targetClass ) //No specific interface to check, vid/pid couple is specific to CDFS mode |
yueee_yt | 0:fd83f3540b1a | 145 | { |
yueee_yt | 0:fd83f3540b1a | 146 | DBG("Found device in CDFS mode\n"); |
yueee_yt | 0:fd83f3540b1a | 147 | handled = true; |
yueee_yt | 0:fd83f3540b1a | 148 | *pCdfs = true; |
yueee_yt | 0:fd83f3540b1a | 149 | } |
yueee_yt | 0:fd83f3540b1a | 150 | else //if( !pInfo->targetClass ) |
yueee_yt | 0:fd83f3540b1a | 151 | { |
yueee_yt | 0:fd83f3540b1a | 152 | //Has to check if there is an interface of class targetClass |
yueee_yt | 0:fd83f3540b1a | 153 | byte* desc = NULL; |
yueee_yt | 0:fd83f3540b1a | 154 | int c = 0; |
yueee_yt | 0:fd83f3540b1a | 155 | |
yueee_yt | 0:fd83f3540b1a | 156 | while( !m_pDev->getInterfaceDescriptor(1, c++, &desc) ) |
yueee_yt | 0:fd83f3540b1a | 157 | { |
yueee_yt | 0:fd83f3540b1a | 158 | if( desc[5] == pInfo->targetClass ) |
yueee_yt | 0:fd83f3540b1a | 159 | { |
yueee_yt | 0:fd83f3540b1a | 160 | DBG("Found device in Serial mode\n"); |
yueee_yt | 0:fd83f3540b1a | 161 | handled = true; |
yueee_yt | 0:fd83f3540b1a | 162 | *pCdfs = false; |
yueee_yt | 0:fd83f3540b1a | 163 | break; |
yueee_yt | 0:fd83f3540b1a | 164 | } |
yueee_yt | 0:fd83f3540b1a | 165 | } |
yueee_yt | 0:fd83f3540b1a | 166 | |
yueee_yt | 0:fd83f3540b1a | 167 | if(!handled) |
yueee_yt | 0:fd83f3540b1a | 168 | { |
yueee_yt | 0:fd83f3540b1a | 169 | //All interfaces were tried, so we are in CDFS mode |
yueee_yt | 0:fd83f3540b1a | 170 | DBG("Found device in CDFS mode\n"); |
yueee_yt | 0:fd83f3540b1a | 171 | handled = true; |
yueee_yt | 0:fd83f3540b1a | 172 | *pCdfs = true; |
yueee_yt | 0:fd83f3540b1a | 173 | } |
yueee_yt | 0:fd83f3540b1a | 174 | } //if( !pInfo->targetClass ) |
yueee_yt | 0:fd83f3540b1a | 175 | } //if( (vid == pInfo->cdfsVid) && (pid == pInfo->cdfsPid) ) |
yueee_yt | 0:fd83f3540b1a | 176 | else |
yueee_yt | 0:fd83f3540b1a | 177 | { |
yueee_yt | 0:fd83f3540b1a | 178 | //Try every vid/pid couple of the serial list |
yueee_yt | 0:fd83f3540b1a | 179 | for( int i = 0; i < 16 ; i++) |
yueee_yt | 0:fd83f3540b1a | 180 | { |
yueee_yt | 0:fd83f3540b1a | 181 | if(!pInfo->serialPidList[i]) |
yueee_yt | 0:fd83f3540b1a | 182 | break; |
yueee_yt | 0:fd83f3540b1a | 183 | if( (pInfo->serialVid == vid) && (pInfo->serialPidList[i] == pid) ) |
yueee_yt | 0:fd83f3540b1a | 184 | { |
yueee_yt | 0:fd83f3540b1a | 185 | DBG("Found device in Serial mode\n"); |
yueee_yt | 0:fd83f3540b1a | 186 | handled = true; |
yueee_yt | 0:fd83f3540b1a | 187 | *pCdfs = false; |
yueee_yt | 0:fd83f3540b1a | 188 | break; |
yueee_yt | 0:fd83f3540b1a | 189 | } |
yueee_yt | 0:fd83f3540b1a | 190 | } |
yueee_yt | 0:fd83f3540b1a | 191 | } //if( (vid == pInfo->cdfsVid) && (pid == pInfo->cdfsPid) ) |
yueee_yt | 0:fd83f3540b1a | 192 | |
yueee_yt | 0:fd83f3540b1a | 193 | if(!handled) |
yueee_yt | 0:fd83f3540b1a | 194 | return UMTSERR_NOTFOUND; |
yueee_yt | 0:fd83f3540b1a | 195 | |
yueee_yt | 0:fd83f3540b1a | 196 | return UMTSERR_OK; |
yueee_yt | 0:fd83f3540b1a | 197 | } |
yueee_yt | 0:fd83f3540b1a | 198 | |
yueee_yt | 0:fd83f3540b1a | 199 | UMTSStickErr UMTSStick::switchMode(const UMTSSwitchingInfo* pInfo) |
yueee_yt | 0:fd83f3540b1a | 200 | { |
yueee_yt | 0:fd83f3540b1a | 201 | if(!pInfo->huaweiPacket) //Send SCSI packet on first bulk ep |
yueee_yt | 0:fd83f3540b1a | 202 | { |
yueee_yt | 0:fd83f3540b1a | 203 | //Find first bulk ep |
yueee_yt | 0:fd83f3540b1a | 204 | byte* desc = NULL; |
yueee_yt | 0:fd83f3540b1a | 205 | int c = 0; |
yueee_yt | 0:fd83f3540b1a | 206 | |
yueee_yt | 0:fd83f3540b1a | 207 | UsbEndpoint *pEpOut = NULL; |
yueee_yt | 0:fd83f3540b1a | 208 | |
yueee_yt | 0:fd83f3540b1a | 209 | while( !m_pDev->getInterfaceDescriptor(1, c++, &desc) ) |
yueee_yt | 0:fd83f3540b1a | 210 | { |
yueee_yt | 0:fd83f3540b1a | 211 | byte* p = desc; |
yueee_yt | 0:fd83f3540b1a | 212 | int epNum = 0; |
yueee_yt | 0:fd83f3540b1a | 213 | p = p + p[0]; //Move to next descriptor (which should be an ep descriptor) |
yueee_yt | 0:fd83f3540b1a | 214 | while (epNum < desc[4]) //Eps count in this if |
yueee_yt | 0:fd83f3540b1a | 215 | { |
yueee_yt | 0:fd83f3540b1a | 216 | if (p[1] != USB_DESCRIPTOR_TYPE_ENDPOINT) |
yueee_yt | 0:fd83f3540b1a | 217 | break; |
yueee_yt | 0:fd83f3540b1a | 218 | |
yueee_yt | 0:fd83f3540b1a | 219 | if( (p[3] == 0x02) && !(p[2] & 0x80) ) //Bulk endpoint, out |
yueee_yt | 0:fd83f3540b1a | 220 | { |
yueee_yt | 0:fd83f3540b1a | 221 | DBG("Found bulk ep %02x\n", p[2]); |
yueee_yt | 0:fd83f3540b1a | 222 | pEpOut = new UsbEndpoint( m_pDev, p[2], false, USB_BULK, *((uint16_t*)&p[4]) ); |
yueee_yt | 0:fd83f3540b1a | 223 | break; |
yueee_yt | 0:fd83f3540b1a | 224 | } |
yueee_yt | 0:fd83f3540b1a | 225 | |
yueee_yt | 0:fd83f3540b1a | 226 | p = p + p[0]; //Move to next ep desc |
yueee_yt | 0:fd83f3540b1a | 227 | epNum++; |
yueee_yt | 0:fd83f3540b1a | 228 | } |
yueee_yt | 0:fd83f3540b1a | 229 | if(pEpOut) |
yueee_yt | 0:fd83f3540b1a | 230 | break; |
yueee_yt | 0:fd83f3540b1a | 231 | } |
yueee_yt | 0:fd83f3540b1a | 232 | |
yueee_yt | 0:fd83f3540b1a | 233 | if(!pEpOut) |
yueee_yt | 0:fd83f3540b1a | 234 | return UMTSERR_NOTFOUND; |
yueee_yt | 0:fd83f3540b1a | 235 | |
yueee_yt | 0:fd83f3540b1a | 236 | //Send SCSI packet |
yueee_yt | 0:fd83f3540b1a | 237 | |
yueee_yt | 0:fd83f3540b1a | 238 | DBG("Sending SCSI Packet to switch\n"); |
yueee_yt | 0:fd83f3540b1a | 239 | byte ramCdfsBuf[31]; |
yueee_yt | 0:fd83f3540b1a | 240 | memcpy(ramCdfsBuf, pInfo->cdfsPacket, 31); |
yueee_yt | 0:fd83f3540b1a | 241 | pEpOut->transfer((volatile byte*)ramCdfsBuf, 31); |
yueee_yt | 0:fd83f3540b1a | 242 | while(pEpOut->status() == USBERR_PROCESSING); |
yueee_yt | 0:fd83f3540b1a | 243 | int ret = pEpOut->status(); |
yueee_yt | 0:fd83f3540b1a | 244 | if((ret < 0) && (ret !=USBERR_DISCONNECTED)) //Packet was not transfered |
yueee_yt | 0:fd83f3540b1a | 245 | { |
yueee_yt | 0:fd83f3540b1a | 246 | DBG("Usb error %d\n", ret); |
yueee_yt | 0:fd83f3540b1a | 247 | delete pEpOut; |
yueee_yt | 0:fd83f3540b1a | 248 | return UMTSERR_USBERR; |
yueee_yt | 0:fd83f3540b1a | 249 | } |
yueee_yt | 0:fd83f3540b1a | 250 | |
yueee_yt | 0:fd83f3540b1a | 251 | delete pEpOut; |
yueee_yt | 0:fd83f3540b1a | 252 | } |
yueee_yt | 0:fd83f3540b1a | 253 | else |
yueee_yt | 0:fd83f3540b1a | 254 | { |
yueee_yt | 0:fd83f3540b1a | 255 | UsbErr usbErr; |
yueee_yt | 0:fd83f3540b1a | 256 | //Send the Huawei-specific control packet |
yueee_yt | 0:fd83f3540b1a | 257 | usbErr = m_pDev->controlSend(0, 0x03, 1, 0, NULL, 0); |
yueee_yt | 0:fd83f3540b1a | 258 | if(usbErr && (usbErr != USBERR_DISCONNECTED)) |
yueee_yt | 0:fd83f3540b1a | 259 | return UMTSERR_USBERR; |
yueee_yt | 0:fd83f3540b1a | 260 | } |
yueee_yt | 0:fd83f3540b1a | 261 | |
yueee_yt | 0:fd83f3540b1a | 262 | DBG("The stick should be switching in serial mode now\n"); |
yueee_yt | 0:fd83f3540b1a | 263 | |
yueee_yt | 0:fd83f3540b1a | 264 | return UMTSERR_OK; |
yueee_yt | 0:fd83f3540b1a | 265 | } |
yueee_yt | 0:fd83f3540b1a | 266 | |
yueee_yt | 0:fd83f3540b1a | 267 | UMTSStickErr UMTSStick::findSerial(UsbSerial** ppUsbSerial) |
yueee_yt | 0:fd83f3540b1a | 268 | { |
yueee_yt | 0:fd83f3540b1a | 269 | byte* desc = NULL; |
yueee_yt | 0:fd83f3540b1a | 270 | int c = 0; |
yueee_yt | 0:fd83f3540b1a | 271 | |
yueee_yt | 0:fd83f3540b1a | 272 | int epOut = 0; |
yueee_yt | 0:fd83f3540b1a | 273 | int epIn = 0; |
yueee_yt | 0:fd83f3540b1a | 274 | |
yueee_yt | 0:fd83f3540b1a | 275 | while( !m_pDev->getInterfaceDescriptor(1, c++, &desc) ) |
yueee_yt | 0:fd83f3540b1a | 276 | { |
yueee_yt | 0:fd83f3540b1a | 277 | byte* p = desc; |
yueee_yt | 0:fd83f3540b1a | 278 | int epNum = 0; |
yueee_yt | 0:fd83f3540b1a | 279 | |
yueee_yt | 0:fd83f3540b1a | 280 | DBG("Interface of type %02x\n", desc[5]); |
yueee_yt | 0:fd83f3540b1a | 281 | |
yueee_yt | 0:fd83f3540b1a | 282 | if(desc[5] != 0xFF) //Not a serial-like if |
yueee_yt | 0:fd83f3540b1a | 283 | continue; |
yueee_yt | 0:fd83f3540b1a | 284 | |
yueee_yt | 0:fd83f3540b1a | 285 | p = p + p[0]; //Move to next descriptor (which should be an ep descriptor) |
yueee_yt | 0:fd83f3540b1a | 286 | while (epNum < desc[4]) //Eps count in this if |
yueee_yt | 0:fd83f3540b1a | 287 | { |
yueee_yt | 0:fd83f3540b1a | 288 | if (p[1] == USB_DESCRIPTOR_TYPE_ENDPOINT) |
yueee_yt | 0:fd83f3540b1a | 289 | { |
yueee_yt | 0:fd83f3540b1a | 290 | if( (p[3] == 0x02) && !(p[2] & 0x80) && !epOut ) //Bulk endpoint, out |
yueee_yt | 0:fd83f3540b1a | 291 | { |
yueee_yt | 0:fd83f3540b1a | 292 | DBG("Found bulk out ep %02x of payload size %04x\n", p[2], *((uint16_t*)&p[4])); |
yueee_yt | 0:fd83f3540b1a | 293 | epOut = p[2] & 0x7F; |
yueee_yt | 0:fd83f3540b1a | 294 | } |
yueee_yt | 0:fd83f3540b1a | 295 | |
yueee_yt | 0:fd83f3540b1a | 296 | if( (p[3] == 0x02) && (p[2] & 0x80) && !epIn ) //Bulk endpoint, in |
yueee_yt | 0:fd83f3540b1a | 297 | { |
yueee_yt | 0:fd83f3540b1a | 298 | DBG("Found bulk in ep %02x of payload size %04x\n", p[2], *((uint16_t*)&p[4])); |
yueee_yt | 0:fd83f3540b1a | 299 | epIn = p[2] & 0x7F; |
yueee_yt | 0:fd83f3540b1a | 300 | } |
yueee_yt | 0:fd83f3540b1a | 301 | |
yueee_yt | 0:fd83f3540b1a | 302 | if(epOut && epIn) |
yueee_yt | 0:fd83f3540b1a | 303 | break; |
yueee_yt | 0:fd83f3540b1a | 304 | } |
yueee_yt | 0:fd83f3540b1a | 305 | |
yueee_yt | 0:fd83f3540b1a | 306 | p = p + p[0]; //Move to next ep desc |
yueee_yt | 0:fd83f3540b1a | 307 | epNum++; |
yueee_yt | 0:fd83f3540b1a | 308 | } |
yueee_yt | 0:fd83f3540b1a | 309 | |
yueee_yt | 0:fd83f3540b1a | 310 | if(epOut && epIn) |
yueee_yt | 0:fd83f3540b1a | 311 | break; |
yueee_yt | 0:fd83f3540b1a | 312 | } |
yueee_yt | 0:fd83f3540b1a | 313 | |
yueee_yt | 0:fd83f3540b1a | 314 | if(!epOut || !epIn) |
yueee_yt | 0:fd83f3540b1a | 315 | return UMTSERR_NOTFOUND; |
yueee_yt | 0:fd83f3540b1a | 316 | |
yueee_yt | 0:fd83f3540b1a | 317 | DBG("Endpoints found, create serial object\n"); |
yueee_yt | 0:fd83f3540b1a | 318 | |
yueee_yt | 0:fd83f3540b1a | 319 | *ppUsbSerial = new UsbSerial(m_pDev, epIn, epOut); |
yueee_yt | 0:fd83f3540b1a | 320 | |
yueee_yt | 0:fd83f3540b1a | 321 | DBG("UsbSerial object created\n"); |
yueee_yt | 0:fd83f3540b1a | 322 | |
yueee_yt | 0:fd83f3540b1a | 323 | return UMTSERR_OK; |
yueee_yt | 0:fd83f3540b1a | 324 | } |
yueee_yt | 0:fd83f3540b1a | 325 | |
yueee_yt | 0:fd83f3540b1a | 326 | #endif |