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00084 #include "board.h"
00085
00086 #include "USBD.h"
00087 #include "CDCDEEMDriver.h"
00088
00089 #include <stdbool.h>
00090 #include <stdint.h>
00091 #include <string.h>
00092
00093
00094
00095
00096
00097
00098 #define MAXPACKETSIZE 1536
00099 #if defined (__CC_ARM) && defined (sram)
00100 #define ETH_TX_BUFFERS 32
00101 #define ETH_RX_BUFFERS 32
00102 #else
00103 #define ETH_TX_BUFFERS 64
00104 #define ETH_RX_BUFFERS 64
00105 #endif
00106
00107 #define ETH_BUFF_SIZE 1536
00108
00109 #define DUMMY_BUFFERS 2
00110 #define DUMMY_BUFF_SIZE 128
00111
00112
00113
00114
00115
00116 extern const USBDDriverDescriptors cdcdEEMDriverDescriptors;
00117
00118
00119
00120
00121
00122 static uint8_t gUsbConnected = 0;
00123
00124
00125 static uint8_t gUsbRxBuffer[MAXPACKETSIZE];
00126
00127
00128 static const Pin gmacPins[] = { BOARD_GMAC_RUN_PINS };
00129 static const Pin gmacResetPins[] = { BOARD_GMAC_RESET_PIN };
00130
00131
00132 static uint8_t gMacAddress[6] = { 0x3a, 0x1f, 0x34, 0x08, 0x54, 0x54 };
00133
00134
00135 static sGmacd gGmacd;
00136
00137
00138 static GMacb gGmacb;
00139
00140
00141 COMPILER_SECTION(".ram_nocache")
00142 COMPILER_ALIGNED(8)
00143 static sGmacTxDescriptor gTxDs[ETH_TX_BUFFERS], gDummyTxDs[DUMMY_BUFFERS];
00144
00145
00146 COMPILER_ALIGNED(8) static fGmacdTransferCallback gTxCbs[ETH_TX_BUFFERS],
00147 gDummyTxCbs[DUMMY_BUFFERS];
00148
00149
00150 COMPILER_SECTION(".ram_nocache")
00151 COMPILER_ALIGNED(8)
00152 static sGmacRxDescriptor gRxDs[ETH_RX_BUFFERS], gDummyRxDs[DUMMY_BUFFERS];
00153
00154
00155
00156
00157
00158 COMPILER_ALIGNED(8)
00159 static uint8_t gTxBuffer[ETH_TX_BUFFERS * ETH_BUFF_SIZE],
00160 gTxDummyBuffer[DUMMY_BUFFERS * DUMMY_BUFF_SIZE];
00161
00162
00163 COMPILER_ALIGNED(8)
00164 static uint8_t gRxBuffer[ETH_RX_BUFFERS * ETH_BUFF_SIZE],
00165 gRxDummyBuffer[DUMMY_BUFFERS * DUMMY_BUFF_SIZE];
00166
00167
00168
00169
00170
00171
00172
00173
00174
00175
00176
00177
00178
00179 void GMAC_Handler(void)
00180 {
00181 GMACD_Handler(&gGmacd, GMAC_QUE_0);
00182 }
00183
00184
00185
00186
00187
00188
00189
00190
00191
00192 void USBDDriverCallbacks_ConfigurationChanged(unsigned char cfgnum)
00193 {
00194 CDCDEEMDriver_ConfigurationChangedHandler(cfgnum);
00195 }
00196
00197
00198
00199
00200
00201
00202 void USBDCallbacks_RequestReceived(const USBGenericRequest *request)
00203 {
00204 CDCDEEMDriver_RequestHandler(request);
00205 }
00206
00207
00208
00209
00210
00211
00212
00213
00214 static void _ConfigureUotghs(void)
00215 {
00216
00217
00218 PMC->PMC_SCDR = PMC_SCDR_USBCLK;
00219
00220 PMC->PMC_USB = PMC_USB_USBS;
00221
00222 PMC_EnablePeripheral(ID_USBHS);
00223 USBHS->USBHS_CTRL = USBHS_CTRL_UIMOD_DEVICE;
00224
00225 PMC->CKGR_UCKR = CKGR_UCKR_UPLLEN | CKGR_UCKR_UPLLCOUNT(0xF);
00226
00227
00228 while (!(PMC->PMC_SR & PMC_SR_LOCKU));
00229 }
00230
00231
00232
00233
00234 static void _UsbDataReceived(void *unused,
00235 uint8_t status,
00236 uint32_t received,
00237 uint32_t remaining)
00238 {
00239
00240 (void)unused;
00241 (void)remaining;
00242
00243
00244 if (status == USBD_STATUS_SUCCESS) {
00245 TRACE_INFO("%u USB_RECV(%u)\n\r",
00246 (unsigned int)GetTicks(), (unsigned int)received);
00247
00248
00249 if (GMACD_Send(&gGmacd, gUsbRxBuffer, received, NULL, GMAC_QUE_0)
00250 != GMACD_OK)
00251 TRACE_WARNING("_UsbDataReceived: GMAC send overflow\n\r");
00252 } else {
00253 TRACE_WARNING("_UsbDataReceived: Transfer error\n\r");
00254 }
00255
00256
00257 CDCDEEMDriver_Read(gUsbRxBuffer, MAXPACKETSIZE, _UsbDataReceived, 0);
00258 }
00259
00260
00261
00262
00263 static void _EthDataReceived(uint32_t status)
00264 {
00265 uint8_t buffer[MAXPACKETSIZE];
00266 uint32_t frmSize;
00267
00268
00269 (void)status;
00270
00271 TRACE_INFO("%u ETH_RXCB(%u)\n\r", (unsigned int)GetTicks(),
00272 (unsigned int)status);
00273
00274
00275 while (
00276 GMACD_OK == GMACD_Poll(&gGmacd, buffer, sizeof(buffer), &frmSize, GMAC_QUE_0)) {
00277 TRACE_INFO("%u ETH_RECV(%u)\n\r", (unsigned int)GetTicks(),
00278 (unsigned int)frmSize);
00279
00280
00281 if (CDCDEEMDriver_Write(buffer, frmSize, NULL, 0) != USBD_STATUS_SUCCESS) {
00282 TRACE_WARNING("_EthDataReceived: USB send overflow\n\r");
00283 }
00284 }
00285
00286
00287 GMACD_SetRxCallback(&gGmacd, _EthDataReceived, GMAC_QUE_0);
00288 }
00289
00290
00291
00292
00293
00294 int main(void)
00295 {
00296 sGmacInit Queue0, Queue12;
00297
00298
00299 WDT_Disable(WDT);
00300
00301 SCB_EnableICache();
00302 SCB_EnableDCache();
00303
00304
00305 printf("-- USB Device CDC EEM Project %s --\n\r", SOFTPACK_VERSION);
00306 printf("-- %s\n\r", BOARD_NAME);
00307 printf("-- Compiled: %s %s With %s--\n\r", __DATE__, __TIME__ ,
00308 COMPILER_NAME);
00309
00310
00311 _ConfigureUotghs();
00312
00313
00314 TimeTick_Configure();
00315
00316
00317 memset(&Queue0, 0, sizeof(Queue0));
00318 Queue0.bIsGem = 1;
00319 Queue0.bDmaBurstLength = 4;
00320 Queue0.pRxBuffer = gRxBuffer;
00321 Queue0.pRxD = gRxDs;
00322 Queue0.wRxBufferSize = ETH_BUFF_SIZE;
00323 Queue0.wRxSize = ETH_RX_BUFFERS;
00324 Queue0.pTxBuffer = gTxBuffer;
00325 Queue0.pTxD = gTxDs;
00326 Queue0.wTxBufferSize = ETH_BUFF_SIZE;
00327 Queue0.wTxSize = ETH_TX_BUFFERS;
00328 Queue0.pTxCb = gTxCbs;
00329
00330
00331 memset(&Queue12, 0, sizeof(Queue12));
00332 Queue12.bIsGem = 1;
00333 Queue12.bDmaBurstLength = 4;
00334 Queue12.pRxBuffer = gRxDummyBuffer;
00335 Queue12.pRxD = gDummyRxDs;
00336 Queue12.wRxBufferSize = DUMMY_BUFF_SIZE;
00337 Queue12.wRxSize = DUMMY_BUFFERS;
00338 Queue12.pTxBuffer = gTxDummyBuffer;
00339 Queue12.pTxD = gDummyTxDs;
00340 Queue12.wTxBufferSize = DUMMY_BUFF_SIZE;
00341 Queue12.wTxSize = DUMMY_BUFFERS;
00342 Queue12.pTxCb = gDummyTxCbs;
00343
00344
00345 GMACD_Init(&gGmacd, GMAC, ID_GMAC, 1, 0);
00346 GMACD_InitTransfer(&gGmacd, &Queue12, GMAC_QUE_2);
00347 GMACD_InitTransfer(&gGmacd, &Queue12, GMAC_QUE_1);
00348 GMACD_InitTransfer(&gGmacd, &Queue0, GMAC_QUE_0);
00349 GMAC_SetAddress(gGmacd.pHw, 0, gMacAddress);
00350
00351
00352 NVIC_ClearPendingIRQ(GMAC_IRQn);
00353 NVIC_EnableIRQ(GMAC_IRQn);
00354 NVIC_ClearPendingIRQ(USBHS_IRQn);
00355 NVIC_EnableIRQ(USBHS_IRQn);
00356
00357
00358 GMACB_Init(&gGmacb, &gGmacd, BOARD_GMAC_PHY_ADDR);
00359 GMACB_ResetPhy(&gGmacb);
00360
00361 if (!GMACB_InitPhy(
00362 &gGmacb, BOARD_MCK, gmacResetPins, 1, gmacPins, PIO_LISTSIZE(gmacPins))) {
00363 TRACE_ERROR("PHY Initialize ERROR!\n\r");
00364 return 0;
00365 }
00366
00367 if (!GMACB_AutoNegotiate(&gGmacb)) {
00368 TRACE_ERROR("Auto Negotiate ERROR!\n\r");
00369 return 0;
00370 }
00371
00372
00373 CDCDEEMDriver_Initialize(&cdcdEEMDriverDescriptors);
00374
00375
00376 USBD_Connect();
00377
00378
00379 while (1) {
00380
00381 if (USBD_GetState() < USBD_STATE_CONFIGURED)
00382 gUsbConnected = 0;
00383 else if (!gUsbConnected) {
00384 gUsbConnected = 1;
00385
00386
00387 CDCDEEMDriver_Read(gUsbRxBuffer, MAXPACKETSIZE, _UsbDataReceived, 0);
00388
00389
00390 GMACD_SetRxCallback(&gGmacd, _EthDataReceived, GMAC_QUE_0);
00391 }
00392 }
00393 }