KDDI Fx0 hackathon / NySNICInterface

Customized SNICInterface

Fork of NySNICInterface by Ryo Iizuka

SNIC/SNIC_Core.cpp@36:f33fcf5975ab, 2014-06-19 (annotated)

Committer:
kishino
Date:
Thu Jun 19 10:15:47 2014 +0000
Revision:
36:f33fcf5975ab
Parent:
35:e4e7f86fd975
Child:
37:f3a2053627c2
Supported a new command format of SNIC UART.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kishino 20:dd736d328de6 1 /******************* Murata Manufacturing Co.,Ltd. 2014 *****************
kishino 20:dd736d328de6 2 *
kishino 20:dd736d328de6 3 * Filename: SNIC_Core.cpp
kishino 20:dd736d328de6 4 *
kishino 20:dd736d328de6 5 * Purpose: This module has implementation of internal common function for API.
kishino 20:dd736d328de6 6 *
kishino 20:dd736d328de6 7 * $Author: kishino $
kishino 20:dd736d328de6 8 *
kishino 20:dd736d328de6 9 * $Date: 2014/03/26 $
kishino 20:dd736d328de6 10 *
kishino 20:dd736d328de6 11 * $Revision: 0.0.0.1 $
kishino 20:dd736d328de6 12 * ***********************************************************************/
kishino 20:dd736d328de6 13 #include "mbed.h"
kishino 20:dd736d328de6 14 #include "SNIC_Core.h"
kishino 20:dd736d328de6 15 #include "SNIC_UartMsgUtil.h"
kishino 20:dd736d328de6 16 #include <string>
kishino 20:dd736d328de6 17
kishino 29:6a0ba999597d 18 /** Wait signal ID of UART recv */
kishino 35:e4e7f86fd975 19 #define UART_DISPATCH_SIGNAL 0x00000002
kishino 20:dd736d328de6 20
kishino 35:e4e7f86fd975 21 #define UART_RECVBUF_SIZE 2048
kishino 29:6a0ba999597d 22 #define UART_THREAD_STACK_SIZE 512
kishino 29:6a0ba999597d 23
kishino 20:dd736d328de6 24 typedef struct
kishino 20:dd736d328de6 25 {
kishino 35:e4e7f86fd975 26 tagMEMPOOL_BLOCK_T *mem_p;
kishino 20:dd736d328de6 27 unsigned int size;
kishino 20:dd736d328de6 28 }tagUART_RECVBUF_T;
kishino 20:dd736d328de6 29
kishino 29:6a0ba999597d 30 /*
kishino 29:6a0ba999597d 31 Define the global buffer using the area for Ethernet.
kishino 29:6a0ba999597d 32 */
kishino 29:6a0ba999597d 33 unsigned char gUART_TEMP_BUF[UART_RECVBUF_SIZE] __attribute__((section("AHBSRAM1")));
kishino 29:6a0ba999597d 34 unsigned char gUART_COMMAND_BUF[UART_REQUEST_PAYLOAD_MAX] __attribute__((section("AHBSRAM1")));
kishino 29:6a0ba999597d 35 /** MemoryPool for payload of UART response */
kishino 29:6a0ba999597d 36 MemoryPool<tagMEMPOOL_BLOCK_T, MEMPOOL_PAYLOAD_NUM> mMemPoolPayload __attribute__((section("AHBSRAM1")));
kishino 29:6a0ba999597d 37 /** MemoryPool for UART receive */
kishino 29:6a0ba999597d 38 MemoryPool<tagMEMPOOL_BLOCK_T, MEMPOOL_UART_RECV_NUM> mMemPoolUartRecv __attribute__((section("AHBSRAM1")));
kishino 35:e4e7f86fd975 39 Queue<tagMEMPOOL_BLOCK_T, MEMPOOL_UART_RECV_NUM> mUartRecvQueue;
kishino 29:6a0ba999597d 40
kishino 29:6a0ba999597d 41 tagMEMPOOL_BLOCK_T *gUART_RCVBUF_p;
kishino 20:dd736d328de6 42 C_SNIC_Core *C_SNIC_Core::mInstance_p = NULL;
kishino 20:dd736d328de6 43
kishino 20:dd736d328de6 44 C_SNIC_Core *C_SNIC_Core::getInstance()
kishino 20:dd736d328de6 45 {
kishino 20:dd736d328de6 46 if( mInstance_p == NULL )
kishino 20:dd736d328de6 47 {
kishino 20:dd736d328de6 48 mInstance_p = new C_SNIC_Core();
kishino 20:dd736d328de6 49 }
kishino 20:dd736d328de6 50 return mInstance_p;
kishino 20:dd736d328de6 51 }
kishino 20:dd736d328de6 52
kishino 20:dd736d328de6 53 C_SNIC_Core::C_SNIC_Core()
kishino 20:dd736d328de6 54 {
kishino 20:dd736d328de6 55 int i;
kishino 20:dd736d328de6 56
kishino 20:dd736d328de6 57 mUartCommand_p = new C_SNIC_UartCommandManager();
kishino 20:dd736d328de6 58 for( i = 0; i < MAX_SOCKET_ID+1; i++ )
kishino 20:dd736d328de6 59 {
kishino 20:dd736d328de6 60 mConnectInfo[i].recvbuf_p = NULL;
kishino 20:dd736d328de6 61 mConnectInfo[i].is_connected = false;
kishino 33:33f1bc919486 62
kishino 33:33f1bc919486 63 mUdpRecvInfo[i].recvbuf_p = NULL;
kishino 33:33f1bc919486 64 mUdpRecvInfo[i].is_received = false;
kishino 20:dd736d328de6 65 }
kishino 20:dd736d328de6 66
kishino 29:6a0ba999597d 67 mUartRecvThread_p = NULL;
kishino 29:6a0ba999597d 68 mUartRecvDispatchThread_p = NULL;
kishino 20:dd736d328de6 69 }
kishino 20:dd736d328de6 70
kishino 26:f2e1030964e4 71 C_SNIC_Core::~C_SNIC_Core()
kishino 26:f2e1030964e4 72 {
kishino 26:f2e1030964e4 73 }
kishino 26:f2e1030964e4 74
kishino 29:6a0ba999597d 75 int C_SNIC_Core::resetModule( PinName reset )
kishino 29:6a0ba999597d 76 {
kishino 29:6a0ba999597d 77 DigitalOut reset_pin( reset );
kishino 29:6a0ba999597d 78
kishino 29:6a0ba999597d 79 reset_pin = 0;
kishino 29:6a0ba999597d 80 wait(0.2);
kishino 29:6a0ba999597d 81 reset_pin = 1;
kishino 29:6a0ba999597d 82 wait(0.2);
kishino 29:6a0ba999597d 83
kishino 29:6a0ba999597d 84 return 0;
kishino 29:6a0ba999597d 85 }
kishino 29:6a0ba999597d 86
kishino 20:dd736d328de6 87 int C_SNIC_Core::initUart(PinName tx, PinName rx, int baud)
kishino 20:dd736d328de6 88 {
kishino 20:dd736d328de6 89 mUartRequestSeq = 0;
kishino 20:dd736d328de6 90
kishino 20:dd736d328de6 91 mUart_p = new RawSerial( tx, rx );
kishino 20:dd736d328de6 92 mUart_p->baud( baud );
kishino 20:dd736d328de6 93 mUart_p->format(8, SerialBase::None, 1);
kishino 29:6a0ba999597d 94
kishino 20:dd736d328de6 95 // Initialize uart
kishino 29:6a0ba999597d 96 gUART_RCVBUF_p = NULL;
kishino 20:dd736d328de6 97
kishino 35:e4e7f86fd975 98 mUart_p->attach( C_SNIC_Core::uartRecvCallback );
kishino 29:6a0ba999597d 99 // Create UART recv dispatch thread
kishino 29:6a0ba999597d 100 mUartRecvDispatchThread_p = new Thread( C_SNIC_Core::uartRecvDispatchThread, NULL, osPriorityNormal, UART_THREAD_STACK_SIZE);
kishino 29:6a0ba999597d 101 if( mUartRecvDispatchThread_p == NULL )
kishino 20:dd736d328de6 102 {
kishino 29:6a0ba999597d 103 printf("[C_SNIC_Core::initUart] thread create failed\r\n");
kishino 20:dd736d328de6 104 return -1;
kishino 20:dd736d328de6 105 }
kishino 20:dd736d328de6 106
kishino 20:dd736d328de6 107 return 0;
kishino 20:dd736d328de6 108 }
kishino 29:6a0ba999597d 109 unsigned int C_SNIC_Core::preparationSendCommand( unsigned char cmd_id, unsigned char cmd_sid
kishino 20:dd736d328de6 110 , unsigned char *req_buf_p, unsigned int req_buf_len
kishino 20:dd736d328de6 111 , unsigned char *response_buf_p, unsigned char *command_p )
kishino 20:dd736d328de6 112 {
kishino 20:dd736d328de6 113 unsigned short payload_len;
kishino 20:dd736d328de6 114 unsigned int command_len = 0;
kishino 20:dd736d328de6 115
kishino 20:dd736d328de6 116 // Make all command request
kishino 36:f33fcf5975ab 117 command_len = C_SNIC_UartMsgUtil::makeRequest( cmd_id, req_buf_p, req_buf_len, command_p );
kishino 20:dd736d328de6 118
kishino 20:dd736d328de6 119 // Set data for response
kishino 20:dd736d328de6 120 mUartCommand_p->setCommandID( cmd_id );
kishino 20:dd736d328de6 121 mUartCommand_p->setCommandSID( cmd_sid | 0x80 );
kishino 20:dd736d328de6 122 mUartCommand_p->setResponseBuf( response_buf_p );
kishino 20:dd736d328de6 123
kishino 20:dd736d328de6 124 return command_len;
kishino 20:dd736d328de6 125 }
kishino 20:dd736d328de6 126
kishino 20:dd736d328de6 127 int C_SNIC_Core::sendUart( unsigned int len, unsigned char *data )
kishino 20:dd736d328de6 128 {
kishino 20:dd736d328de6 129 int ret = 0;
kishino 20:dd736d328de6 130 mUartMutex.lock();
kishino 20:dd736d328de6 131 for( int i = 0; i < len; i++ )
kishino 20:dd736d328de6 132 {
kishino 20:dd736d328de6 133 // Write to UART
kishino 20:dd736d328de6 134 ret = mUart_p->putc( data[i] );
kishino 20:dd736d328de6 135 if( ret == -1 )
kishino 20:dd736d328de6 136 {
kishino 20:dd736d328de6 137 break;
kishino 20:dd736d328de6 138 }
kishino 20:dd736d328de6 139 }
kishino 20:dd736d328de6 140 mUartMutex.unlock();
kishino 36:f33fcf5975ab 141
kishino 20:dd736d328de6 142 return ret;
kishino 20:dd736d328de6 143 }
kishino 20:dd736d328de6 144
kishino 29:6a0ba999597d 145 tagMEMPOOL_BLOCK_T *C_SNIC_Core::allocCmdBuf()
kishino 20:dd736d328de6 146 {
kishino 20:dd736d328de6 147 // Get buffer from MemoryPool
kishino 20:dd736d328de6 148 return mMemPoolPayload.alloc();
kishino 20:dd736d328de6 149 }
kishino 20:dd736d328de6 150
kishino 20:dd736d328de6 151 void C_SNIC_Core::freeCmdBuf( tagMEMPOOL_BLOCK_T *buf_p )
kishino 20:dd736d328de6 152 {
kishino 20:dd736d328de6 153 mMemPoolPayload.free( buf_p );
kishino 20:dd736d328de6 154 }
kishino 20:dd736d328de6 155
kishino 29:6a0ba999597d 156 tagMEMPOOL_BLOCK_T *C_SNIC_Core::allocUartRcvBuf()
kishino 29:6a0ba999597d 157 {
kishino 29:6a0ba999597d 158 // Get buffer from MemoryPool
kishino 29:6a0ba999597d 159 return mMemPoolUartRecv.alloc();
kishino 29:6a0ba999597d 160 }
kishino 29:6a0ba999597d 161
kishino 29:6a0ba999597d 162 void C_SNIC_Core::freeUartRecvBuf( tagMEMPOOL_BLOCK_T *buf_p )
kishino 29:6a0ba999597d 163 {
kishino 29:6a0ba999597d 164 mMemPoolUartRecv.free( buf_p );
kishino 29:6a0ba999597d 165 }
kishino 29:6a0ba999597d 166
kishino 22:a9ec0cad4f84 167 C_SNIC_Core::tagCONNECT_INFO_T *C_SNIC_Core::getConnectInfo( int socket_id )
kishino 20:dd736d328de6 168 {
kishino 20:dd736d328de6 169 if( (socket_id < 0) || (socket_id > MAX_SOCKET_ID) )
kishino 20:dd736d328de6 170 {
kishino 20:dd736d328de6 171 return NULL;
kishino 20:dd736d328de6 172 }
kishino 20:dd736d328de6 173 return &mConnectInfo[socket_id];
kishino 20:dd736d328de6 174 }
kishino 20:dd736d328de6 175
kishino 33:33f1bc919486 176 C_SNIC_Core::tagUDP_RECVINFO_T *C_SNIC_Core::getUdpRecvInfo( int socket_id )
kishino 33:33f1bc919486 177 {
kishino 33:33f1bc919486 178 if( (socket_id < 0) || (socket_id > MAX_SOCKET_ID) )
kishino 33:33f1bc919486 179 {
kishino 33:33f1bc919486 180 return NULL;
kishino 33:33f1bc919486 181 }
kishino 33:33f1bc919486 182 return &mUdpRecvInfo[socket_id];
kishino 33:33f1bc919486 183 }
kishino 33:33f1bc919486 184
kishino 20:dd736d328de6 185 C_SNIC_UartCommandManager *C_SNIC_Core::getUartCommand()
kishino 20:dd736d328de6 186 {
kishino 20:dd736d328de6 187 return mUartCommand_p;
kishino 20:dd736d328de6 188 }
kishino 20:dd736d328de6 189
kishino 29:6a0ba999597d 190 unsigned char *C_SNIC_Core::getCommandBuf()
kishino 29:6a0ba999597d 191 {
kishino 29:6a0ba999597d 192 return gUART_COMMAND_BUF;
kishino 29:6a0ba999597d 193 }
kishino 20:dd736d328de6 194
kishino 29:6a0ba999597d 195 void C_SNIC_Core::uartRecvCallback( void )
kishino 29:6a0ba999597d 196 {
kishino 20:dd736d328de6 197 C_SNIC_Core *instance_p = C_SNIC_Core::getInstance();
kishino 29:6a0ba999597d 198 if( instance_p != NULL )
kishino 20:dd736d328de6 199 {
kishino 29:6a0ba999597d 200 int recvdata = 0;
kishino 20:dd736d328de6 201
kishino 29:6a0ba999597d 202 // set signal
kishino 29:6a0ba999597d 203 if( instance_p->mUart_p->readable() )
kishino 20:dd736d328de6 204 {
kishino 20:dd736d328de6 205 // Receive data from UART.
kishino 20:dd736d328de6 206 instance_p->mUartMutex.lock();
kishino 20:dd736d328de6 207 recvdata = instance_p->mUart_p->getc();
kishino 20:dd736d328de6 208 instance_p->mUartMutex.unlock();
kishino 20:dd736d328de6 209
kishino 29:6a0ba999597d 210 // Check UART receiving buffer
kishino 29:6a0ba999597d 211 if( gUART_RCVBUF_p != NULL )
kishino 20:dd736d328de6 212 {
kishino 29:6a0ba999597d 213 gUART_RCVBUF_p->buf[ gUART_RCVBUF_p->size ] = (unsigned char)recvdata;
kishino 29:6a0ba999597d 214 gUART_RCVBUF_p->size++;
kishino 29:6a0ba999597d 215
kishino 36:f33fcf5975ab 216 if( gUART_RCVBUF_p->size == 3 )
kishino 20:dd736d328de6 217 {
kishino 36:f33fcf5975ab 218 // get demand size
kishino 36:f33fcf5975ab 219 unsigned short payload_len = ( ( (gUART_RCVBUF_p->buf[1] & ~0x80) & 0xff) | ( ( (gUART_RCVBUF_p->buf[2] & ~0xC0) << 7) & 0xff80) );
kishino 36:f33fcf5975ab 220 gUART_RCVBUF_p->demand_size = payload_len + 6;
kishino 36:f33fcf5975ab 221
kishino 36:f33fcf5975ab 222 }
kishino 36:f33fcf5975ab 223
kishino 36:f33fcf5975ab 224 if( gUART_RCVBUF_p->demand_size > 0 )
kishino 36:f33fcf5975ab 225 {
kishino 36:f33fcf5975ab 226 // Check size of received data.
kishino 36:f33fcf5975ab 227 if( gUART_RCVBUF_p->size >= gUART_RCVBUF_p->demand_size )
kishino 36:f33fcf5975ab 228 {
kishino 36:f33fcf5975ab 229 // Add queue
kishino 36:f33fcf5975ab 230 mUartRecvQueue.put( gUART_RCVBUF_p );
kishino 36:f33fcf5975ab 231
kishino 36:f33fcf5975ab 232 gUART_RCVBUF_p = NULL;
kishino 20:dd736d328de6 233
kishino 36:f33fcf5975ab 234 // set signal for dispatch thread
kishino 36:f33fcf5975ab 235 instance_p->mUartRecvDispatchThread_p->signal_set( UART_DISPATCH_SIGNAL );
kishino 36:f33fcf5975ab 236 }
kishino 20:dd736d328de6 237 }
kishino 36:f33fcf5975ab 238
kishino 20:dd736d328de6 239 }
kishino 20:dd736d328de6 240 else
kishino 20:dd736d328de6 241 {
kishino 20:dd736d328de6 242 // Check received data is SOM.
kishino 20:dd736d328de6 243 if( recvdata == UART_CMD_SOM )
kishino 20:dd736d328de6 244 {
kishino 29:6a0ba999597d 245 gUART_RCVBUF_p = instance_p->allocUartRcvBuf();
kishino 29:6a0ba999597d 246 gUART_RCVBUF_p->size = 0;
kishino 36:f33fcf5975ab 247 gUART_RCVBUF_p->demand_size = 0;
kishino 29:6a0ba999597d 248 // get buffer for Uart receive
kishino 29:6a0ba999597d 249 gUART_RCVBUF_p->buf[ 0 ] = (unsigned char)recvdata;
kishino 29:6a0ba999597d 250
kishino 29:6a0ba999597d 251 gUART_RCVBUF_p->size++;
kishino 20:dd736d328de6 252 }
kishino 20:dd736d328de6 253 }
kishino 20:dd736d328de6 254 }
kishino 20:dd736d328de6 255 }
kishino 20:dd736d328de6 256 }
kishino 20:dd736d328de6 257
kishino 29:6a0ba999597d 258 void C_SNIC_Core::uartRecvDispatchThread (void const *args_p)
kishino 29:6a0ba999597d 259 {
kishino 29:6a0ba999597d 260 C_SNIC_Core *instance_p = C_SNIC_Core::getInstance();
kishino 29:6a0ba999597d 261 C_SNIC_UartCommandManager *uartCmdMgr_p = instance_p->getUartCommand();
kishino 29:6a0ba999597d 262
kishino 29:6a0ba999597d 263 tagMEMPOOL_BLOCK_T *uartRecvBuf_p;
kishino 29:6a0ba999597d 264 osEvent evt;
kishino 29:6a0ba999597d 265
kishino 29:6a0ba999597d 266 for(;;)
kishino 29:6a0ba999597d 267 {
kishino 29:6a0ba999597d 268 // wait
kishino 29:6a0ba999597d 269 Thread::signal_wait( UART_DISPATCH_SIGNAL );
kishino 29:6a0ba999597d 270
kishino 29:6a0ba999597d 271 // Get scanresults from queue
kishino 29:6a0ba999597d 272 evt = mUartRecvQueue.get(500);
kishino 29:6a0ba999597d 273 if (evt.status == osEventMessage)
kishino 29:6a0ba999597d 274 {
kishino 29:6a0ba999597d 275 do
kishino 29:6a0ba999597d 276 {
kishino 29:6a0ba999597d 277 uartRecvBuf_p = (tagMEMPOOL_BLOCK_T *)evt.value.p;
kishino 29:6a0ba999597d 278
kishino 32:ae95309643aa 279 #if 0
kishino 29:6a0ba999597d 280 {
kishino 29:6a0ba999597d 281 int i;
kishino 29:6a0ba999597d 282 for(i=0;i<uartRecvBuf_p->size;i++)
kishino 29:6a0ba999597d 283 {
kishino 29:6a0ba999597d 284 printf("%02x", uartRecvBuf_p->buf[i]);
kishino 29:6a0ba999597d 285 }
kishino 29:6a0ba999597d 286 printf("\r\n");
kishino 29:6a0ba999597d 287 }
kishino 32:ae95309643aa 288 #endif
kishino 29:6a0ba999597d 289 unsigned char command_id;
kishino 29:6a0ba999597d 290 // Get payload from received data from UART.
kishino 29:6a0ba999597d 291 int payload_len = C_SNIC_UartMsgUtil::getResponsePayload( uartRecvBuf_p->size, uartRecvBuf_p->buf
kishino 29:6a0ba999597d 292 , &command_id, gUART_TEMP_BUF );
kishino 33:33f1bc919486 293 // Check receive a TCP packet
kishino 29:6a0ba999597d 294 if( (command_id == UART_CMD_ID_SNIC) && (gUART_TEMP_BUF[0] == UART_CMD_SID_SNIC_CONNECTION_RECV_IND) )
kishino 29:6a0ba999597d 295 {
kishino 29:6a0ba999597d 296 // Packet buffering
kishino 29:6a0ba999597d 297 uartCmdMgr_p->bufferredPacket( gUART_TEMP_BUF, payload_len );
kishino 29:6a0ba999597d 298 }
kishino 32:ae95309643aa 299 // Check connected from TCP client
kishino 32:ae95309643aa 300 else if( (command_id == UART_CMD_ID_SNIC) && (gUART_TEMP_BUF[0] == UART_CMD_SID_SNIC_TCP_CLIENT_SOCKET_IND) )
kishino 32:ae95309643aa 301 {
kishino 32:ae95309643aa 302 // Connected from TCP client
kishino 32:ae95309643aa 303 uartCmdMgr_p->connectedTCPClient( gUART_TEMP_BUF, payload_len );
kishino 32:ae95309643aa 304 }
kishino 33:33f1bc919486 305 // Check receive UDP packet
kishino 33:33f1bc919486 306 else if( (command_id == UART_CMD_ID_SNIC) && (gUART_TEMP_BUF[0] == UART_CMD_SID_SNIC_UDP_RECV_IND) )
kishino 33:33f1bc919486 307 {
kishino 33:33f1bc919486 308 // UDP packet buffering
kishino 33:33f1bc919486 309 uartCmdMgr_p->bufferredUDPPacket( gUART_TEMP_BUF, payload_len );
kishino 33:33f1bc919486 310 }
kishino 29:6a0ba999597d 311 // Check scan results indication
kishino 29:6a0ba999597d 312 else if( (command_id == UART_CMD_ID_WIFI) && (gUART_TEMP_BUF[0] == UART_CMD_SID_WIFI_SCAN_RESULT_IND) )
kishino 29:6a0ba999597d 313 {
kishino 29:6a0ba999597d 314 // Scan result indicate
kishino 29:6a0ba999597d 315 uartCmdMgr_p->scanResultIndicate( gUART_TEMP_BUF, payload_len );
kishino 29:6a0ba999597d 316 }
kishino 29:6a0ba999597d 317 // Checks in the command which is waiting.
kishino 29:6a0ba999597d 318 else if( uartCmdMgr_p->isWaitingCommand(command_id, gUART_TEMP_BUF) )
kishino 29:6a0ba999597d 319 {
kishino 29:6a0ba999597d 320 // Get buffer for payload data
kishino 29:6a0ba999597d 321 unsigned char *payload_buf_p = uartCmdMgr_p->getResponseBuf();
kishino 29:6a0ba999597d 322 if( payload_buf_p != NULL )
kishino 29:6a0ba999597d 323 {
kishino 29:6a0ba999597d 324 memcpy( payload_buf_p, gUART_TEMP_BUF, payload_len );
kishino 29:6a0ba999597d 325 uartCmdMgr_p->setResponseBuf( NULL );
kishino 29:6a0ba999597d 326 }
kishino 29:6a0ba999597d 327 // Set status
kishino 29:6a0ba999597d 328 uartCmdMgr_p->setCommandStatus( gUART_TEMP_BUF[2] );
kishino 29:6a0ba999597d 329 // Set signal for command response wait.
kishino 29:6a0ba999597d 330 uartCmdMgr_p->signal();
kishino 29:6a0ba999597d 331 }
kishino 29:6a0ba999597d 332 //
kishino 29:6a0ba999597d 333 instance_p->freeUartRecvBuf( uartRecvBuf_p );
kishino 29:6a0ba999597d 334
kishino 29:6a0ba999597d 335 evt = mUartRecvQueue.get(500);
kishino 29:6a0ba999597d 336 Thread::yield();
kishino 29:6a0ba999597d 337 } while( evt.status == osEventMessage );
kishino 29:6a0ba999597d 338 }
kishino 29:6a0ba999597d 339 }
kishino 29:6a0ba999597d 340 }