Lars Knudsen / USBDevice_WebUSB

This fork re-enables FRDM boards and adds WebUSB CDC functionality

Fork of USBDevice_STM32F103 by Devan Lai

USBDevice/USBHAL_STM32L1.cpp@57:b6b2296460db, 2015-06-12 (annotated)

Committer:
va009039
Date:
Fri Jun 12 09:17:50 2015 +0000
Revision:
57:b6b2296460db
Child:
58:68fad4f36f1c
for NUCLEO-L152RE

Who changed what in which revision?

UserRevisionLine numberNew contents of line
va009039 57:b6b2296460db 1 /* Copyright (c) 2010-2015 mbed.org, MIT License
va009039 57:b6b2296460db 2 *
va009039 57:b6b2296460db 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
va009039 57:b6b2296460db 4 * and associated documentation files (the "Software"), to deal in the Software without
va009039 57:b6b2296460db 5 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
va009039 57:b6b2296460db 6 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
va009039 57:b6b2296460db 7 * Software is furnished to do so, subject to the following conditions:
va009039 57:b6b2296460db 8 *
va009039 57:b6b2296460db 9 * The above copyright notice and this permission notice shall be included in all copies or
va009039 57:b6b2296460db 10 * substantial portions of the Software.
va009039 57:b6b2296460db 11 *
va009039 57:b6b2296460db 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
va009039 57:b6b2296460db 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
va009039 57:b6b2296460db 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
va009039 57:b6b2296460db 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
va009039 57:b6b2296460db 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
va009039 57:b6b2296460db 17 */
va009039 57:b6b2296460db 18
va009039 57:b6b2296460db 19 #if defined(TARGET_STM32L1)
va009039 57:b6b2296460db 20 #include "USBDevice.h"
va009039 57:b6b2296460db 21
va009039 57:b6b2296460db 22 static PCD_HandleTypeDef hpcd_USB_FS;
va009039 57:b6b2296460db 23 static volatile int epComplete = 0;
va009039 57:b6b2296460db 24
va009039 57:b6b2296460db 25 USBHAL * USBHAL::instance;
va009039 57:b6b2296460db 26 uint32_t USBHAL::endpointReadcore(uint8_t endpoint, uint8_t *buffer) {return 0;}
va009039 57:b6b2296460db 27
va009039 57:b6b2296460db 28 extern "C" void USB_LP_IRQHandler(void) {
va009039 57:b6b2296460db 29 HAL_PCD_IRQHandler(&hpcd_USB_FS);
va009039 57:b6b2296460db 30 }
va009039 57:b6b2296460db 31
va009039 57:b6b2296460db 32 USBHAL::USBHAL(void) {
va009039 57:b6b2296460db 33 hpcd_USB_FS.pData = this;
va009039 57:b6b2296460db 34 hpcd_USB_FS.Instance = USB;
va009039 57:b6b2296460db 35 hpcd_USB_FS.Init.dev_endpoints = 8;
va009039 57:b6b2296460db 36 hpcd_USB_FS.Init.speed = PCD_SPEED_FULL;
va009039 57:b6b2296460db 37 hpcd_USB_FS.Init.ep0_mps = DEP0CTL_MPS_8;
va009039 57:b6b2296460db 38 hpcd_USB_FS.Init.phy_itface = PCD_PHY_EMBEDDED;
va009039 57:b6b2296460db 39 hpcd_USB_FS.Init.Sof_enable = DISABLE;
va009039 57:b6b2296460db 40 hpcd_USB_FS.Init.low_power_enable = DISABLE;
va009039 57:b6b2296460db 41 hpcd_USB_FS.Init.battery_charging_enable = DISABLE;
va009039 57:b6b2296460db 42 HAL_PCD_Init(&hpcd_USB_FS);
va009039 57:b6b2296460db 43 HAL_PCD_Start(&hpcd_USB_FS);
va009039 57:b6b2296460db 44 }
va009039 57:b6b2296460db 45
va009039 57:b6b2296460db 46 void HAL_PCD_MspInit(PCD_HandleTypeDef* hpcd) {
va009039 57:b6b2296460db 47 __USB_CLK_ENABLE();
va009039 57:b6b2296460db 48 HAL_NVIC_SetPriority(USB_LP_IRQn, 0, 0);
va009039 57:b6b2296460db 49 HAL_NVIC_EnableIRQ(USB_LP_IRQn);
va009039 57:b6b2296460db 50 }
va009039 57:b6b2296460db 51
va009039 57:b6b2296460db 52 USBHAL::~USBHAL(void) {}
va009039 57:b6b2296460db 53
va009039 57:b6b2296460db 54 void USBHAL::connect(void) {
va009039 57:b6b2296460db 55 MBED_ASSERT(hpcd_USB_FS.Instance == USB);
va009039 57:b6b2296460db 56 }
va009039 57:b6b2296460db 57
va009039 57:b6b2296460db 58 void USBHAL::disconnect(void) {
va009039 57:b6b2296460db 59 }
va009039 57:b6b2296460db 60
va009039 57:b6b2296460db 61 void USBHAL::configureDevice(void) {
va009039 57:b6b2296460db 62 // Not needed
va009039 57:b6b2296460db 63 }
va009039 57:b6b2296460db 64 void USBHAL::unconfigureDevice(void) {
va009039 57:b6b2296460db 65 // Not needed
va009039 57:b6b2296460db 66 }
va009039 57:b6b2296460db 67
va009039 57:b6b2296460db 68 void USBHAL::setAddress(uint8_t address) {
va009039 57:b6b2296460db 69 HAL_PCD_SetAddress(&hpcd_USB_FS, address);
va009039 57:b6b2296460db 70 }
va009039 57:b6b2296460db 71
va009039 57:b6b2296460db 72 class PacketBufferAreaManager {
va009039 57:b6b2296460db 73 public:
va009039 57:b6b2296460db 74 PacketBufferAreaManager() {
va009039 57:b6b2296460db 75 reset();
va009039 57:b6b2296460db 76 }
va009039 57:b6b2296460db 77 void reset() {
va009039 57:b6b2296460db 78 head = 0;
va009039 57:b6b2296460db 79 tail = 512;
va009039 57:b6b2296460db 80 }
va009039 57:b6b2296460db 81 int allocBuf(int maxPacketSize) {
va009039 57:b6b2296460db 82 head += 4;
va009039 57:b6b2296460db 83 tail -= maxPacketSize;
va009039 57:b6b2296460db 84 if (tail < head) {
va009039 57:b6b2296460db 85 return 0;
va009039 57:b6b2296460db 86 }
va009039 57:b6b2296460db 87 return tail;
va009039 57:b6b2296460db 88 }
va009039 57:b6b2296460db 89 private:
va009039 57:b6b2296460db 90 int head,tail;
va009039 57:b6b2296460db 91 } PktBufArea;
va009039 57:b6b2296460db 92
va009039 57:b6b2296460db 93 bool USBHAL::realiseEndpoint(uint8_t endpoint, uint32_t maxPacket, uint32_t flags) {
va009039 57:b6b2296460db 94 int pmaadress = PktBufArea.allocBuf(maxPacket);
va009039 57:b6b2296460db 95 MBED_ASSERT(pmaadress != 0);
va009039 57:b6b2296460db 96 if (pmaadress == 0) {
va009039 57:b6b2296460db 97 return false;
va009039 57:b6b2296460db 98 }
va009039 57:b6b2296460db 99 PCD_HandleTypeDef *hpcd = &hpcd_USB_FS;
va009039 57:b6b2296460db 100 switch(endpoint) {
va009039 57:b6b2296460db 101 case EP0IN:
va009039 57:b6b2296460db 102 HAL_PCDEx_PMAConfig(hpcd, 0x80, PCD_SNG_BUF, pmaadress);
va009039 57:b6b2296460db 103 HAL_PCD_EP_Open(hpcd, 0x80, maxPacket, PCD_EP_TYPE_CTRL);
va009039 57:b6b2296460db 104 break;
va009039 57:b6b2296460db 105 case EP0OUT:
va009039 57:b6b2296460db 106 HAL_PCDEx_PMAConfig(hpcd, 0x00, PCD_SNG_BUF, pmaadress);
va009039 57:b6b2296460db 107 HAL_PCD_EP_Open(hpcd, 0x00, maxPacket, PCD_EP_TYPE_CTRL);
va009039 57:b6b2296460db 108 break;
va009039 57:b6b2296460db 109 case EPINT_IN:
va009039 57:b6b2296460db 110 HAL_PCDEx_PMAConfig(hpcd, 0x81, PCD_SNG_BUF, pmaadress);
va009039 57:b6b2296460db 111 HAL_PCD_EP_Open(hpcd, 0x81, maxPacket, PCD_EP_TYPE_INTR);
va009039 57:b6b2296460db 112 break;
va009039 57:b6b2296460db 113 case EPINT_OUT:
va009039 57:b6b2296460db 114 HAL_PCDEx_PMAConfig(hpcd, 0x01, PCD_SNG_BUF, pmaadress);
va009039 57:b6b2296460db 115 HAL_PCD_EP_Open(hpcd, 0x01, maxPacket, PCD_EP_TYPE_INTR);
va009039 57:b6b2296460db 116 break;
va009039 57:b6b2296460db 117 case EPBULK_IN:
va009039 57:b6b2296460db 118 HAL_PCDEx_PMAConfig(hpcd, 0x82, PCD_SNG_BUF, pmaadress);
va009039 57:b6b2296460db 119 HAL_PCD_EP_Open(hpcd, 0x82, maxPacket, PCD_EP_TYPE_BULK);
va009039 57:b6b2296460db 120 break;
va009039 57:b6b2296460db 121 case EPBULK_OUT:
va009039 57:b6b2296460db 122 HAL_PCDEx_PMAConfig(hpcd, 0x02, PCD_SNG_BUF, pmaadress);
va009039 57:b6b2296460db 123 HAL_PCD_EP_Open(hpcd, 0x02, maxPacket, PCD_EP_TYPE_BULK);
va009039 57:b6b2296460db 124 break;
va009039 57:b6b2296460db 125 case EPISO_IN:
va009039 57:b6b2296460db 126 MBED_ASSERT(flags == ISOCHRONOUS);
va009039 57:b6b2296460db 127 HAL_PCDEx_PMAConfig(hpcd, 0x83, PCD_SNG_BUF, pmaadress);
va009039 57:b6b2296460db 128 HAL_PCD_EP_Open(hpcd, 0x83, maxPacket, PCD_EP_TYPE_ISOC);
va009039 57:b6b2296460db 129 break;
va009039 57:b6b2296460db 130 case EPISO_OUT:
va009039 57:b6b2296460db 131 MBED_ASSERT(flags == ISOCHRONOUS);
va009039 57:b6b2296460db 132 HAL_PCDEx_PMAConfig(hpcd, 0x03, PCD_SNG_BUF, pmaadress);
va009039 57:b6b2296460db 133 HAL_PCD_EP_Open(hpcd, 0x03, maxPacket, PCD_EP_TYPE_ISOC);
va009039 57:b6b2296460db 134 break;
va009039 57:b6b2296460db 135 default:
va009039 57:b6b2296460db 136 MBED_ASSERT(0);
va009039 57:b6b2296460db 137 return false;
va009039 57:b6b2296460db 138 }
va009039 57:b6b2296460db 139 return true;
va009039 57:b6b2296460db 140 }
va009039 57:b6b2296460db 141
va009039 57:b6b2296460db 142 // read setup packet
va009039 57:b6b2296460db 143 void USBHAL::EP0setup(uint8_t *buffer) {
va009039 57:b6b2296460db 144 memcpy(buffer, hpcd_USB_FS.Setup, 8);
va009039 57:b6b2296460db 145 }
va009039 57:b6b2296460db 146
va009039 57:b6b2296460db 147 void USBHAL::EP0readStage(void) {
va009039 57:b6b2296460db 148 }
va009039 57:b6b2296460db 149
va009039 57:b6b2296460db 150 void USBHAL::EP0read(void) {
va009039 57:b6b2296460db 151 endpointRead(EP0OUT, MAX_PACKET_SIZE_EP0);
va009039 57:b6b2296460db 152 }
va009039 57:b6b2296460db 153
va009039 57:b6b2296460db 154 static uint8_t* rxTempBuffer(uint8_t endpoint) {
va009039 57:b6b2296460db 155 switch(endpoint) {
va009039 57:b6b2296460db 156 case EP0OUT:
va009039 57:b6b2296460db 157 static uint8_t buf0[MAX_PACKET_SIZE_EP0];
va009039 57:b6b2296460db 158 return buf0;
va009039 57:b6b2296460db 159 case EP1OUT:
va009039 57:b6b2296460db 160 static uint8_t buf1[MAX_PACKET_SIZE_EP1];
va009039 57:b6b2296460db 161 return buf1;
va009039 57:b6b2296460db 162 case EP2OUT:
va009039 57:b6b2296460db 163 static uint8_t buf2[MAX_PACKET_SIZE_EP2];
va009039 57:b6b2296460db 164 return buf2;
va009039 57:b6b2296460db 165 case EP3OUT:
va009039 57:b6b2296460db 166 static uint8_t buf3[MAX_PACKET_SIZE_EP3_ISO];
va009039 57:b6b2296460db 167 return buf3;
va009039 57:b6b2296460db 168 }
va009039 57:b6b2296460db 169 MBED_ASSERT(0);
va009039 57:b6b2296460db 170 return NULL;
va009039 57:b6b2296460db 171 }
va009039 57:b6b2296460db 172
va009039 57:b6b2296460db 173 uint32_t USBHAL::EP0getReadResult(uint8_t *buffer) {
va009039 57:b6b2296460db 174 const uint8_t endpoint = EP0OUT;
va009039 57:b6b2296460db 175 uint32_t length = HAL_PCD_EP_GetRxCount(&hpcd_USB_FS, endpoint>>1);
va009039 57:b6b2296460db 176 memcpy(buffer, rxTempBuffer(endpoint), length);
va009039 57:b6b2296460db 177 return length;
va009039 57:b6b2296460db 178 }
va009039 57:b6b2296460db 179
va009039 57:b6b2296460db 180 void USBHAL::EP0write(uint8_t *buffer, uint32_t size) {
va009039 57:b6b2296460db 181 endpointWrite(EP0IN, buffer, size);
va009039 57:b6b2296460db 182 }
va009039 57:b6b2296460db 183
va009039 57:b6b2296460db 184 void USBHAL::EP0getWriteResult(void) {
va009039 57:b6b2296460db 185 }
va009039 57:b6b2296460db 186
va009039 57:b6b2296460db 187 void USBHAL::EP0stall(void) {
va009039 57:b6b2296460db 188 // If we stall the out endpoint here then we have problems transferring
va009039 57:b6b2296460db 189 // and setup requests after the (stalled) get device qualifier requests.
va009039 57:b6b2296460db 190 // TODO: Find out if this is correct behavior, or whether we are doing
va009039 57:b6b2296460db 191 // something else wrong
va009039 57:b6b2296460db 192 stallEndpoint(EP0IN);
va009039 57:b6b2296460db 193 // stallEndpoint(EP0OUT);
va009039 57:b6b2296460db 194 }
va009039 57:b6b2296460db 195
va009039 57:b6b2296460db 196 EP_STATUS USBHAL::endpointRead(uint8_t endpoint, uint32_t maximumSize) {
va009039 57:b6b2296460db 197 HAL_PCD_EP_Receive(&hpcd_USB_FS, endpoint>>1, rxTempBuffer(endpoint), maximumSize);
va009039 57:b6b2296460db 198 epComplete &= ~(1 << endpoint);
va009039 57:b6b2296460db 199 return EP_PENDING;
va009039 57:b6b2296460db 200 }
va009039 57:b6b2296460db 201
va009039 57:b6b2296460db 202 EP_STATUS USBHAL::endpointReadResult(uint8_t endpoint, uint8_t * buffer, uint32_t *bytesRead) {
va009039 57:b6b2296460db 203 if (!(epComplete & (1 << endpoint))) {
va009039 57:b6b2296460db 204 return EP_PENDING;
va009039 57:b6b2296460db 205 }
va009039 57:b6b2296460db 206 int len = HAL_PCD_EP_GetRxCount(&hpcd_USB_FS, endpoint>>1);
va009039 57:b6b2296460db 207 MBED_ASSERT(len <= 64);
va009039 57:b6b2296460db 208 memcpy(buffer, rxTempBuffer(endpoint), len);
va009039 57:b6b2296460db 209 *bytesRead = len;
va009039 57:b6b2296460db 210 return EP_COMPLETED;
va009039 57:b6b2296460db 211 }
va009039 57:b6b2296460db 212
va009039 57:b6b2296460db 213 EP_STATUS USBHAL::endpointWrite(uint8_t endpoint, uint8_t *data, uint32_t size) {
va009039 57:b6b2296460db 214 HAL_PCD_EP_Transmit(&hpcd_USB_FS, endpoint>>1, data, size);
va009039 57:b6b2296460db 215 epComplete &= ~(1 << endpoint);
va009039 57:b6b2296460db 216 return EP_PENDING;
va009039 57:b6b2296460db 217 }
va009039 57:b6b2296460db 218
va009039 57:b6b2296460db 219 EP_STATUS USBHAL::endpointWriteResult(uint8_t endpoint) {
va009039 57:b6b2296460db 220 if (epComplete & (1 << endpoint)) {
va009039 57:b6b2296460db 221 epComplete &= ~(1 << endpoint);
va009039 57:b6b2296460db 222 return EP_COMPLETED;
va009039 57:b6b2296460db 223 }
va009039 57:b6b2296460db 224 return EP_PENDING;
va009039 57:b6b2296460db 225 }
va009039 57:b6b2296460db 226
va009039 57:b6b2296460db 227 void USBHAL::stallEndpoint(uint8_t endpoint) {
va009039 57:b6b2296460db 228 PCD_HandleTypeDef *hpcd = &hpcd_USB_FS;
va009039 57:b6b2296460db 229 switch(endpoint) {
va009039 57:b6b2296460db 230 case EP0IN:
va009039 57:b6b2296460db 231 HAL_PCD_EP_SetStall(hpcd, 0x80);
va009039 57:b6b2296460db 232 break;
va009039 57:b6b2296460db 233 case EP0OUT:
va009039 57:b6b2296460db 234 HAL_PCD_EP_SetStall(hpcd, 0x00);
va009039 57:b6b2296460db 235 break;
va009039 57:b6b2296460db 236 default:
va009039 57:b6b2296460db 237 break;
va009039 57:b6b2296460db 238 }
va009039 57:b6b2296460db 239 }
va009039 57:b6b2296460db 240
va009039 57:b6b2296460db 241 void USBHAL::unstallEndpoint(uint8_t endpoint) {
va009039 57:b6b2296460db 242 }
va009039 57:b6b2296460db 243
va009039 57:b6b2296460db 244 bool USBHAL::getEndpointStallState(uint8_t endpoint) {
va009039 57:b6b2296460db 245 return false;
va009039 57:b6b2296460db 246 }
va009039 57:b6b2296460db 247
va009039 57:b6b2296460db 248 void USBHAL::remoteWakeup(void) {}
va009039 57:b6b2296460db 249 void USBHAL::_usbisr(void) {}
va009039 57:b6b2296460db 250 void USBHAL::usbisr(void) {}
va009039 57:b6b2296460db 251
va009039 57:b6b2296460db 252 void USBHAL::SetupStageCallback() {
va009039 57:b6b2296460db 253 EP0setupCallback();
va009039 57:b6b2296460db 254 }
va009039 57:b6b2296460db 255
va009039 57:b6b2296460db 256 void USBHAL::DataInStageCallback(uint8_t epnum) {
va009039 57:b6b2296460db 257 switch(epnum) {
va009039 57:b6b2296460db 258 case 0: // EP0IN
va009039 57:b6b2296460db 259 EP0in();
va009039 57:b6b2296460db 260 break;
va009039 57:b6b2296460db 261 case 1:
va009039 57:b6b2296460db 262 epComplete |= (1<<EP1IN);
va009039 57:b6b2296460db 263 if (EP1_IN_callback()) {
va009039 57:b6b2296460db 264 epComplete &= ~(1<<EP1IN);
va009039 57:b6b2296460db 265 }
va009039 57:b6b2296460db 266 break;
va009039 57:b6b2296460db 267 case 2:
va009039 57:b6b2296460db 268 epComplete |= (1<<EP2IN);
va009039 57:b6b2296460db 269 if (EP2_IN_callback()) {
va009039 57:b6b2296460db 270 epComplete &= ~(1<<EP2IN);
va009039 57:b6b2296460db 271 }
va009039 57:b6b2296460db 272 break;
va009039 57:b6b2296460db 273 case 3:
va009039 57:b6b2296460db 274 epComplete |= (1<<EP3IN);
va009039 57:b6b2296460db 275 if (EP3_IN_callback()) {
va009039 57:b6b2296460db 276 epComplete &= ~(1<<EP3IN);
va009039 57:b6b2296460db 277 }
va009039 57:b6b2296460db 278 break;
va009039 57:b6b2296460db 279 default:
va009039 57:b6b2296460db 280 MBED_ASSERT(0);
va009039 57:b6b2296460db 281 break;
va009039 57:b6b2296460db 282 }
va009039 57:b6b2296460db 283 }
va009039 57:b6b2296460db 284
va009039 57:b6b2296460db 285 void USBHAL::DataOutStageCallback(uint8_t epnum) {
va009039 57:b6b2296460db 286 switch(epnum) {
va009039 57:b6b2296460db 287 case 0: // EP0OUT
va009039 57:b6b2296460db 288 EP0out();
va009039 57:b6b2296460db 289 break;
va009039 57:b6b2296460db 290 case 1:
va009039 57:b6b2296460db 291 epComplete |= (1<<EP1OUT);
va009039 57:b6b2296460db 292 if (EP1_OUT_callback()) {
va009039 57:b6b2296460db 293 epComplete &= ~(1<<EP1OUT);
va009039 57:b6b2296460db 294 }
va009039 57:b6b2296460db 295 break;
va009039 57:b6b2296460db 296 case 2:
va009039 57:b6b2296460db 297 epComplete |= (1<<EP2OUT);
va009039 57:b6b2296460db 298 if (EP2_OUT_callback()) {
va009039 57:b6b2296460db 299 epComplete &= ~(1<<EP2OUT);
va009039 57:b6b2296460db 300 }
va009039 57:b6b2296460db 301 break;
va009039 57:b6b2296460db 302 case 3:
va009039 57:b6b2296460db 303 epComplete |= (1<<EP3OUT);
va009039 57:b6b2296460db 304 if (EP3_OUT_callback()) {
va009039 57:b6b2296460db 305 epComplete &= ~(1<<EP3OUT);
va009039 57:b6b2296460db 306 }
va009039 57:b6b2296460db 307 break;
va009039 57:b6b2296460db 308 default:
va009039 57:b6b2296460db 309 MBED_ASSERT(0);
va009039 57:b6b2296460db 310 break;
va009039 57:b6b2296460db 311 }
va009039 57:b6b2296460db 312 }
va009039 57:b6b2296460db 313
va009039 57:b6b2296460db 314 void USBHAL::ResetCallback() {
va009039 57:b6b2296460db 315 PktBufArea.reset();
va009039 57:b6b2296460db 316 realiseEndpoint(EP0IN, MAX_PACKET_SIZE_EP0, 0);
va009039 57:b6b2296460db 317 realiseEndpoint(EP0OUT, MAX_PACKET_SIZE_EP0, 0);
va009039 57:b6b2296460db 318 }
va009039 57:b6b2296460db 319
va009039 57:b6b2296460db 320 void USBHAL::SOFCallback() {
va009039 57:b6b2296460db 321 SOF(hpcd_USB_FS.Instance->FNR & 0x7fff);
va009039 57:b6b2296460db 322 }
va009039 57:b6b2296460db 323
va009039 57:b6b2296460db 324 void HAL_PCD_SetupStageCallback(PCD_HandleTypeDef *hpcd) {
va009039 57:b6b2296460db 325 reinterpret_cast<USBHAL*>(hpcd->pData)->SetupStageCallback();
va009039 57:b6b2296460db 326 }
va009039 57:b6b2296460db 327
va009039 57:b6b2296460db 328 void HAL_PCD_DataInStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum) {
va009039 57:b6b2296460db 329 reinterpret_cast<USBHAL*>(hpcd->pData)->DataInStageCallback(epnum);
va009039 57:b6b2296460db 330 }
va009039 57:b6b2296460db 331
va009039 57:b6b2296460db 332 void HAL_PCD_DataOutStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum) {
va009039 57:b6b2296460db 333 reinterpret_cast<USBHAL*>(hpcd->pData)->DataOutStageCallback(epnum);
va009039 57:b6b2296460db 334 }
va009039 57:b6b2296460db 335
va009039 57:b6b2296460db 336 void HAL_PCD_ResetCallback(PCD_HandleTypeDef *hpcd) {
va009039 57:b6b2296460db 337 reinterpret_cast<USBHAL*>(hpcd->pData)->ResetCallback();
va009039 57:b6b2296460db 338 }
va009039 57:b6b2296460db 339
va009039 57:b6b2296460db 340 void HAL_PCD_SOFCallback(PCD_HandleTypeDef *hpcd) {
va009039 57:b6b2296460db 341 reinterpret_cast<USBHAL*>(hpcd->pData)->SOFCallback();
va009039 57:b6b2296460db 342 }
va009039 57:b6b2296460db 343
va009039 57:b6b2296460db 344 void HAL_PCD_SuspendCallback(PCD_HandleTypeDef *hpcd) {
va009039 57:b6b2296460db 345 if (hpcd->Init.low_power_enable) {
va009039 57:b6b2296460db 346 SCB->SCR |= (uint32_t)((uint32_t)(SCB_SCR_SLEEPDEEP_Msk | SCB_SCR_SLEEPONEXIT_Msk));
va009039 57:b6b2296460db 347 }
va009039 57:b6b2296460db 348 }
va009039 57:b6b2296460db 349
va009039 57:b6b2296460db 350 void HAL_PCDEx_SetConnectionState(PCD_HandleTypeDef *hpcd, uint8_t state) {
va009039 57:b6b2296460db 351 if (state == 1) {
va009039 57:b6b2296460db 352 __HAL_SYSCFG_USBPULLUP_ENABLE();
va009039 57:b6b2296460db 353 } else {
va009039 57:b6b2296460db 354 __HAL_SYSCFG_USBPULLUP_DISABLE();
va009039 57:b6b2296460db 355 }
va009039 57:b6b2296460db 356 }
va009039 57:b6b2296460db 357
va009039 57:b6b2296460db 358
va009039 57:b6b2296460db 359 void L152RE_SystemClock_Config(void) {
va009039 57:b6b2296460db 360 RCC_OscInitTypeDef RCC_OscInitStruct;
va009039 57:b6b2296460db 361 RCC_ClkInitTypeDef RCC_ClkInitStruct;
va009039 57:b6b2296460db 362
va009039 57:b6b2296460db 363 __PWR_CLK_ENABLE();
va009039 57:b6b2296460db 364
va009039 57:b6b2296460db 365 __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
va009039 57:b6b2296460db 366
va009039 57:b6b2296460db 367 RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
va009039 57:b6b2296460db 368 RCC_OscInitStruct.HSIState = RCC_HSI_ON;
va009039 57:b6b2296460db 369 RCC_OscInitStruct.HSICalibrationValue = 16;
va009039 57:b6b2296460db 370 RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
va009039 57:b6b2296460db 371 RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
va009039 57:b6b2296460db 372 RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL6;
va009039 57:b6b2296460db 373 RCC_OscInitStruct.PLL.PLLDIV = RCC_PLL_DIV3;
va009039 57:b6b2296460db 374 HAL_RCC_OscConfig(&RCC_OscInitStruct);
va009039 57:b6b2296460db 375
va009039 57:b6b2296460db 376 RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_SYSCLK;
va009039 57:b6b2296460db 377 RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
va009039 57:b6b2296460db 378 RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
va009039 57:b6b2296460db 379 RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
va009039 57:b6b2296460db 380 RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
va009039 57:b6b2296460db 381 HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1);
va009039 57:b6b2296460db 382
va009039 57:b6b2296460db 383 __SYSCFG_CLK_ENABLE();
va009039 57:b6b2296460db 384 }
va009039 57:b6b2296460db 385
va009039 57:b6b2296460db 386 uint32_t L152RE_getUSBclock() {
va009039 57:b6b2296460db 387 RCC_OscInitTypeDef cfg;
va009039 57:b6b2296460db 388 HAL_RCC_GetOscConfig(&cfg);
va009039 57:b6b2296460db 389 MBED_ASSERT(cfg.PLL.PLLState == RCC_PLL_ON);
va009039 57:b6b2296460db 390 uint32_t src = (cfg.PLL.PLLSource == RCC_PLLSOURCE_HSI) ? HSI_VALUE : HSE_VALUE;
va009039 57:b6b2296460db 391 MBED_ASSERT(src == 16000000 || src == 8000000);
va009039 57:b6b2296460db 392 switch(cfg.PLL.PLLMUL) {
va009039 57:b6b2296460db 393 case RCC_PLL_MUL3: src *= 3; break;
va009039 57:b6b2296460db 394 case RCC_PLL_MUL4: src *= 4; break;
va009039 57:b6b2296460db 395 case RCC_PLL_MUL6: src *= 6; break;
va009039 57:b6b2296460db 396 case RCC_PLL_MUL8: src *= 8; break;
va009039 57:b6b2296460db 397 case RCC_PLL_MUL12: src *= 12; break;
va009039 57:b6b2296460db 398 case RCC_PLL_MUL16: src *= 16; break;
va009039 57:b6b2296460db 399 case RCC_PLL_MUL24: src *= 24; break;
va009039 57:b6b2296460db 400 case RCC_PLL_MUL32: src *= 32; break;
va009039 57:b6b2296460db 401 case RCC_PLL_MUL48: src *= 48; break;
va009039 57:b6b2296460db 402 }
va009039 57:b6b2296460db 403 return src / 2;
va009039 57:b6b2296460db 404 }
va009039 57:b6b2296460db 405
va009039 57:b6b2296460db 406 void L152RE_USBclock_setup() {
va009039 57:b6b2296460db 407 if (L152RE_getUSBclock() != 48000000) {
va009039 57:b6b2296460db 408 HAL_RCC_DeInit();
va009039 57:b6b2296460db 409 L152RE_SystemClock_Config();
va009039 57:b6b2296460db 410 }
va009039 57:b6b2296460db 411 }
va009039 57:b6b2296460db 412
va009039 57:b6b2296460db 413 #endif
va009039 57:b6b2296460db 414