shao ziyang / mbed-src-kl05

mbed library sources

Dependents:   frdm_kl05z_gpio_test

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targets/cmsis/TARGET_STM/TARGET_NUCLEO_F401RE/stm32f4xx_ll_usb.c@323:9e901b0a5aa1, 2014-09-13 (annotated)

Committer:
shaoziyang
Date:
Sat Sep 13 14:25:46 2014 +0000
Revision:
323:9e901b0a5aa1
Parent:
226:b062af740e40 
test with CLOCK_SETUP = 0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 87:085cde657901 1 /**
mbed_official 87:085cde657901 2 ******************************************************************************
mbed_official 87:085cde657901 3 * @file stm32f4xx_ll_usb.c
mbed_official 87:085cde657901 4 * @author MCD Application Team
mbed_official 226:b062af740e40 5 * @version V1.1.0RC2
mbed_official 226:b062af740e40 6 * @date 14-May-2014
mbed_official 87:085cde657901 7 * @brief USB Low Layer HAL module driver.
mbed_official 87:085cde657901 8 *
mbed_official 87:085cde657901 9 * This file provides firmware functions to manage the following
mbed_official 87:085cde657901 10 * functionalities of the USB Peripheral Controller:
mbed_official 87:085cde657901 11 * + Initialization/de-initialization functions
mbed_official 87:085cde657901 12 * + I/O operation functions
mbed_official 87:085cde657901 13 * + Peripheral Control functions
mbed_official 87:085cde657901 14 * + Peripheral State functions
mbed_official 87:085cde657901 15 *
mbed_official 87:085cde657901 16 @verbatim
mbed_official 87:085cde657901 17 ==============================================================================
mbed_official 87:085cde657901 18 ##### How to use this driver #####
mbed_official 87:085cde657901 19 ==============================================================================
mbed_official 87:085cde657901 20 [..]
mbed_official 87:085cde657901 21 (#) Fill parameters of Init structure in USB_OTG_CfgTypeDef structure.
mbed_official 87:085cde657901 22
mbed_official 87:085cde657901 23 (#) Call USB_CoreInit() API to initialize the USB Core peripheral.
mbed_official 87:085cde657901 24
mbed_official 87:085cde657901 25 (#) The upper HAL HCD/PCD driver will call the righ routines for its internal processes.
mbed_official 87:085cde657901 26
mbed_official 87:085cde657901 27 @endverbatim
mbed_official 87:085cde657901 28 ******************************************************************************
mbed_official 87:085cde657901 29 * @attention
mbed_official 87:085cde657901 30 *
mbed_official 87:085cde657901 31 * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
mbed_official 87:085cde657901 32 *
mbed_official 87:085cde657901 33 * Redistribution and use in source and binary forms, with or without modification,
mbed_official 87:085cde657901 34 * are permitted provided that the following conditions are met:
mbed_official 87:085cde657901 35 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 87:085cde657901 36 * this list of conditions and the following disclaimer.
mbed_official 87:085cde657901 37 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 87:085cde657901 38 * this list of conditions and the following disclaimer in the documentation
mbed_official 87:085cde657901 39 * and/or other materials provided with the distribution.
mbed_official 87:085cde657901 40 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 87:085cde657901 41 * may be used to endorse or promote products derived from this software
mbed_official 87:085cde657901 42 * without specific prior written permission.
mbed_official 87:085cde657901 43 *
mbed_official 87:085cde657901 44 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 87:085cde657901 45 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 87:085cde657901 46 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 87:085cde657901 47 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 87:085cde657901 48 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 87:085cde657901 49 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 87:085cde657901 50 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 87:085cde657901 51 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 87:085cde657901 52 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 87:085cde657901 53 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 87:085cde657901 54 *
mbed_official 87:085cde657901 55 ******************************************************************************
mbed_official 87:085cde657901 56 */
mbed_official 87:085cde657901 57
mbed_official 87:085cde657901 58 /* Includes ------------------------------------------------------------------*/
mbed_official 87:085cde657901 59 #include "stm32f4xx_hal.h"
mbed_official 87:085cde657901 60
mbed_official 87:085cde657901 61 /** @addtogroup STM32F4xx_LL_USB_DRIVER
mbed_official 87:085cde657901 62 * @{
mbed_official 87:085cde657901 63 */
mbed_official 87:085cde657901 64
mbed_official 87:085cde657901 65 #if defined (HAL_PCD_MODULE_ENABLED) || defined (HAL_HCD_MODULE_ENABLED)
mbed_official 87:085cde657901 66
mbed_official 87:085cde657901 67 /* Private typedef -----------------------------------------------------------*/
mbed_official 87:085cde657901 68 /* Private define ------------------------------------------------------------*/
mbed_official 87:085cde657901 69 /* Private macro -------------------------------------------------------------*/
mbed_official 87:085cde657901 70 /* Private variables ---------------------------------------------------------*/
mbed_official 87:085cde657901 71 /* Private function prototypes -----------------------------------------------*/
mbed_official 87:085cde657901 72 /* Private functions ---------------------------------------------------------*/
mbed_official 87:085cde657901 73 static HAL_StatusTypeDef USB_CoreReset(USB_OTG_GlobalTypeDef *USBx);
mbed_official 87:085cde657901 74
mbed_official 87:085cde657901 75 /** @defgroup PCD_Private_Functions
mbed_official 87:085cde657901 76 * @{
mbed_official 87:085cde657901 77 */
mbed_official 87:085cde657901 78
mbed_official 87:085cde657901 79 /** @defgroup LL_USB_Group1 Initialization/de-initialization functions
mbed_official 87:085cde657901 80 * @brief Initialization and Configuration functions
mbed_official 87:085cde657901 81 *
mbed_official 87:085cde657901 82 @verbatim
mbed_official 87:085cde657901 83 ===============================================================================
mbed_official 87:085cde657901 84 ##### Initialization/de-initialization functions #####
mbed_official 87:085cde657901 85 ===============================================================================
mbed_official 87:085cde657901 86 [..] This section provides functions allowing to:
mbed_official 87:085cde657901 87
mbed_official 87:085cde657901 88 @endverbatim
mbed_official 87:085cde657901 89 * @{
mbed_official 87:085cde657901 90 */
mbed_official 87:085cde657901 91
mbed_official 87:085cde657901 92 /**
mbed_official 87:085cde657901 93 * @brief Initializes the USB Core
mbed_official 87:085cde657901 94 * @param USBx: USB Instance
mbed_official 87:085cde657901 95 * @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official 87:085cde657901 96 * the configuration information for the specified USBx peripheral.
mbed_official 87:085cde657901 97 * @retval HAL status
mbed_official 87:085cde657901 98 */
mbed_official 87:085cde657901 99 HAL_StatusTypeDef USB_CoreInit(USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official 87:085cde657901 100 {
mbed_official 87:085cde657901 101 if (cfg.phy_itface == USB_OTG_ULPI_PHY)
mbed_official 87:085cde657901 102 {
mbed_official 87:085cde657901 103
mbed_official 87:085cde657901 104 USBx->GCCFG &= ~(USB_OTG_GCCFG_PWRDWN);
mbed_official 87:085cde657901 105
mbed_official 87:085cde657901 106 /* Init The ULPI Interface */
mbed_official 87:085cde657901 107 USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_TSDPS | USB_OTG_GUSBCFG_ULPIFSLS | USB_OTG_GUSBCFG_PHYSEL);
mbed_official 87:085cde657901 108
mbed_official 87:085cde657901 109 /* Select vbus source */
mbed_official 87:085cde657901 110 USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_ULPIEVBUSD | USB_OTG_GUSBCFG_ULPIEVBUSI);
mbed_official 87:085cde657901 111 if(cfg.use_external_vbus == 1)
mbed_official 87:085cde657901 112 {
mbed_official 87:085cde657901 113 USBx->GUSBCFG |= USB_OTG_GUSBCFG_ULPIEVBUSD;
mbed_official 87:085cde657901 114 }
mbed_official 87:085cde657901 115 /* Reset after a PHY select */
mbed_official 87:085cde657901 116 USB_CoreReset(USBx);
mbed_official 87:085cde657901 117 }
mbed_official 87:085cde657901 118 else /* FS interface (embedded Phy) */
mbed_official 87:085cde657901 119 {
mbed_official 87:085cde657901 120
mbed_official 87:085cde657901 121 /* Select FS Embedded PHY */
mbed_official 87:085cde657901 122 USBx->GUSBCFG |= USB_OTG_GUSBCFG_PHYSEL;
mbed_official 106:ced8cbb51063 123
mbed_official 87:085cde657901 124 /* Reset after a PHY select and set Host mode */
mbed_official 87:085cde657901 125 USB_CoreReset(USBx);
mbed_official 87:085cde657901 126
mbed_official 87:085cde657901 127 /* Deactivate the power down*/
mbed_official 87:085cde657901 128 USBx->GCCFG = USB_OTG_GCCFG_PWRDWN;
mbed_official 87:085cde657901 129 }
mbed_official 106:ced8cbb51063 130
mbed_official 87:085cde657901 131 if(cfg.dma_enable == ENABLE)
mbed_official 87:085cde657901 132 {
mbed_official 87:085cde657901 133 USBx->GAHBCFG |= (USB_OTG_GAHBCFG_HBSTLEN_1 | USB_OTG_GAHBCFG_HBSTLEN_2);
mbed_official 87:085cde657901 134 USBx->GAHBCFG |= USB_OTG_GAHBCFG_DMAEN;
mbed_official 87:085cde657901 135 }
mbed_official 87:085cde657901 136
mbed_official 87:085cde657901 137 return HAL_OK;
mbed_official 87:085cde657901 138 }
mbed_official 87:085cde657901 139
mbed_official 87:085cde657901 140 /**
mbed_official 87:085cde657901 141 * @brief USB_EnableGlobalInt
mbed_official 87:085cde657901 142 * Enables the controller's Global Int in the AHB Config reg
mbed_official 87:085cde657901 143 * @param USBx : Selected device
mbed_official 87:085cde657901 144 * @retval HAL status
mbed_official 87:085cde657901 145 */
mbed_official 87:085cde657901 146 HAL_StatusTypeDef USB_EnableGlobalInt(USB_OTG_GlobalTypeDef *USBx)
mbed_official 87:085cde657901 147 {
mbed_official 87:085cde657901 148 USBx->GAHBCFG |= USB_OTG_GAHBCFG_GINT;
mbed_official 87:085cde657901 149 return HAL_OK;
mbed_official 87:085cde657901 150 }
mbed_official 87:085cde657901 151
mbed_official 87:085cde657901 152
mbed_official 87:085cde657901 153 /**
mbed_official 87:085cde657901 154 * @brief USB_DisableGlobalInt
mbed_official 87:085cde657901 155 * Disable the controller's Global Int in the AHB Config reg
mbed_official 87:085cde657901 156 * @param USBx : Selected device
mbed_official 87:085cde657901 157 * @retval HAL status
mbed_official 87:085cde657901 158 */
mbed_official 87:085cde657901 159 HAL_StatusTypeDef USB_DisableGlobalInt(USB_OTG_GlobalTypeDef *USBx)
mbed_official 87:085cde657901 160 {
mbed_official 87:085cde657901 161 USBx->GAHBCFG &= ~USB_OTG_GAHBCFG_GINT;
mbed_official 87:085cde657901 162 return HAL_OK;
mbed_official 87:085cde657901 163 }
mbed_official 87:085cde657901 164
mbed_official 87:085cde657901 165 /**
mbed_official 87:085cde657901 166 * @brief USB_SetCurrentMode : Set functional mode
mbed_official 87:085cde657901 167 * @param USBx : Selected device
mbed_official 87:085cde657901 168 * @param mode : current core mode
mbed_official 87:085cde657901 169 * This parameter can be one of the these values:
mbed_official 87:085cde657901 170 * @arg USB_OTG_DEVICE_MODE: Peripheral mode mode
mbed_official 87:085cde657901 171 * @arg USB_OTG_HOST_MODE: Host mode
mbed_official 87:085cde657901 172 * @arg USB_OTG_DRD_MODE: Dual Role Device mode
mbed_official 87:085cde657901 173 * @retval HAL status
mbed_official 87:085cde657901 174 */
mbed_official 87:085cde657901 175 HAL_StatusTypeDef USB_SetCurrentMode(USB_OTG_GlobalTypeDef *USBx , USB_OTG_ModeTypeDef mode)
mbed_official 87:085cde657901 176 {
mbed_official 87:085cde657901 177 USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_FHMOD | USB_OTG_GUSBCFG_FDMOD);
mbed_official 87:085cde657901 178
mbed_official 87:085cde657901 179 if ( mode == USB_OTG_HOST_MODE)
mbed_official 87:085cde657901 180 {
mbed_official 87:085cde657901 181 USBx->GUSBCFG |= USB_OTG_GUSBCFG_FHMOD;
mbed_official 87:085cde657901 182 }
mbed_official 87:085cde657901 183 else if ( mode == USB_OTG_DEVICE_MODE)
mbed_official 87:085cde657901 184 {
mbed_official 87:085cde657901 185 USBx->GUSBCFG |= USB_OTG_GUSBCFG_FDMOD;
mbed_official 87:085cde657901 186 }
mbed_official 87:085cde657901 187 HAL_Delay(50);
mbed_official 87:085cde657901 188
mbed_official 87:085cde657901 189 return HAL_OK;
mbed_official 87:085cde657901 190 }
mbed_official 87:085cde657901 191
mbed_official 87:085cde657901 192 /**
mbed_official 87:085cde657901 193 * @brief USB_DevInit : Initializes the USB_OTG controller registers
mbed_official 87:085cde657901 194 * for device mode
mbed_official 87:085cde657901 195 * @param USBx : Selected device
mbed_official 87:085cde657901 196 * @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official 87:085cde657901 197 * the configuration information for the specified USBx peripheral.
mbed_official 87:085cde657901 198 * @retval HAL status
mbed_official 87:085cde657901 199 */
mbed_official 87:085cde657901 200 HAL_StatusTypeDef USB_DevInit (USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official 87:085cde657901 201 {
mbed_official 87:085cde657901 202 uint32_t i = 0;
mbed_official 106:ced8cbb51063 203
mbed_official 106:ced8cbb51063 204 /*Activate VBUS Sensing B */
mbed_official 106:ced8cbb51063 205 USBx->GCCFG |= USB_OTG_GCCFG_VBUSBSEN;
mbed_official 106:ced8cbb51063 206
mbed_official 106:ced8cbb51063 207 if (cfg.vbus_sensing_enable == 0)
mbed_official 106:ced8cbb51063 208 {
mbed_official 106:ced8cbb51063 209 USBx->GCCFG |= USB_OTG_GCCFG_NOVBUSSENS;
mbed_official 106:ced8cbb51063 210 }
mbed_official 106:ced8cbb51063 211
mbed_official 87:085cde657901 212 /* Restart the Phy Clock */
mbed_official 87:085cde657901 213 USBx_PCGCCTL = 0;
mbed_official 87:085cde657901 214
mbed_official 87:085cde657901 215 /* Device mode configuration */
mbed_official 87:085cde657901 216 USBx_DEVICE->DCFG |= DCFG_FRAME_INTERVAL_80;
mbed_official 87:085cde657901 217
mbed_official 87:085cde657901 218 if(cfg.phy_itface == USB_OTG_ULPI_PHY)
mbed_official 87:085cde657901 219 {
mbed_official 87:085cde657901 220 if(cfg.speed == USB_OTG_SPEED_HIGH)
mbed_official 87:085cde657901 221 {
mbed_official 87:085cde657901 222 /* Set High speed phy */
mbed_official 87:085cde657901 223 USB_SetDevSpeed (USBx , USB_OTG_SPEED_HIGH);
mbed_official 87:085cde657901 224 }
mbed_official 87:085cde657901 225 else
mbed_official 87:085cde657901 226 {
mbed_official 87:085cde657901 227 /* set High speed phy in Full speed mode */
mbed_official 87:085cde657901 228 USB_SetDevSpeed (USBx , USB_OTG_SPEED_HIGH_IN_FULL);
mbed_official 87:085cde657901 229 }
mbed_official 87:085cde657901 230 }
mbed_official 87:085cde657901 231 else
mbed_official 87:085cde657901 232 {
mbed_official 87:085cde657901 233 /* Set Full speed phy */
mbed_official 87:085cde657901 234 USB_SetDevSpeed (USBx , USB_OTG_SPEED_FULL);
mbed_official 87:085cde657901 235 }
mbed_official 87:085cde657901 236
mbed_official 87:085cde657901 237 /* Flush the FIFOs */
mbed_official 87:085cde657901 238 USB_FlushTxFifo(USBx , 0x10); /* all Tx FIFOs */
mbed_official 87:085cde657901 239 USB_FlushRxFifo(USBx);
mbed_official 87:085cde657901 240
mbed_official 87:085cde657901 241
mbed_official 87:085cde657901 242 /* Clear all pending Device Interrupts */
mbed_official 87:085cde657901 243 USBx_DEVICE->DIEPMSK = 0;
mbed_official 87:085cde657901 244 USBx_DEVICE->DOEPMSK = 0;
mbed_official 87:085cde657901 245 USBx_DEVICE->DAINT = 0xFFFFFFFF;
mbed_official 87:085cde657901 246 USBx_DEVICE->DAINTMSK = 0;
mbed_official 87:085cde657901 247
mbed_official 87:085cde657901 248 for (i = 0; i < cfg.dev_endpoints; i++)
mbed_official 87:085cde657901 249 {
mbed_official 87:085cde657901 250 if ((USBx_INEP(i)->DIEPCTL & USB_OTG_DIEPCTL_EPENA) == USB_OTG_DIEPCTL_EPENA)
mbed_official 87:085cde657901 251 {
mbed_official 87:085cde657901 252 USBx_INEP(i)->DIEPCTL = (USB_OTG_DIEPCTL_EPDIS | USB_OTG_DIEPCTL_SNAK);
mbed_official 87:085cde657901 253 }
mbed_official 87:085cde657901 254 else
mbed_official 87:085cde657901 255 {
mbed_official 87:085cde657901 256 USBx_INEP(i)->DIEPCTL = 0;
mbed_official 87:085cde657901 257 }
mbed_official 87:085cde657901 258
mbed_official 87:085cde657901 259 USBx_INEP(i)->DIEPTSIZ = 0;
mbed_official 87:085cde657901 260 USBx_INEP(i)->DIEPINT = 0xFF;
mbed_official 87:085cde657901 261 }
mbed_official 87:085cde657901 262
mbed_official 87:085cde657901 263 for (i = 0; i < cfg.dev_endpoints; i++)
mbed_official 87:085cde657901 264 {
mbed_official 87:085cde657901 265 if ((USBx_OUTEP(i)->DOEPCTL & USB_OTG_DOEPCTL_EPENA) == USB_OTG_DOEPCTL_EPENA)
mbed_official 87:085cde657901 266 {
mbed_official 87:085cde657901 267 USBx_OUTEP(i)->DOEPCTL = (USB_OTG_DOEPCTL_EPDIS | USB_OTG_DOEPCTL_SNAK);
mbed_official 87:085cde657901 268 }
mbed_official 87:085cde657901 269 else
mbed_official 87:085cde657901 270 {
mbed_official 87:085cde657901 271 USBx_OUTEP(i)->DOEPCTL = 0;
mbed_official 87:085cde657901 272 }
mbed_official 87:085cde657901 273
mbed_official 87:085cde657901 274 USBx_OUTEP(i)->DOEPTSIZ = 0;
mbed_official 87:085cde657901 275 USBx_OUTEP(i)->DOEPINT = 0xFF;
mbed_official 87:085cde657901 276 }
mbed_official 87:085cde657901 277
mbed_official 87:085cde657901 278 USBx_DEVICE->DIEPMSK &= ~(USB_OTG_DIEPMSK_TXFURM);
mbed_official 87:085cde657901 279
mbed_official 87:085cde657901 280 if (cfg.dma_enable == 1)
mbed_official 87:085cde657901 281 {
mbed_official 87:085cde657901 282 /*Set threshold parameters */
mbed_official 87:085cde657901 283 USBx_DEVICE->DTHRCTL = (USB_OTG_DTHRCTL_TXTHRLEN_6 | USB_OTG_DTHRCTL_RXTHRLEN_6);
mbed_official 87:085cde657901 284 USBx_DEVICE->DTHRCTL |= (USB_OTG_DTHRCTL_RXTHREN | USB_OTG_DTHRCTL_ISOTHREN | USB_OTG_DTHRCTL_NONISOTHREN);
mbed_official 87:085cde657901 285
mbed_official 87:085cde657901 286 i= USBx_DEVICE->DTHRCTL;
mbed_official 87:085cde657901 287 }
mbed_official 87:085cde657901 288
mbed_official 87:085cde657901 289 /* Disable all interrupts. */
mbed_official 87:085cde657901 290 USBx->GINTMSK = 0;
mbed_official 87:085cde657901 291
mbed_official 87:085cde657901 292 /* Clear any pending interrupts */
mbed_official 87:085cde657901 293 USBx->GINTSTS = 0xBFFFFFFF;
mbed_official 87:085cde657901 294
mbed_official 87:085cde657901 295 /* Enable the common interrupts */
mbed_official 87:085cde657901 296 if (cfg.dma_enable == DISABLE)
mbed_official 87:085cde657901 297 {
mbed_official 87:085cde657901 298 USBx->GINTMSK |= USB_OTG_GINTMSK_RXFLVLM;
mbed_official 87:085cde657901 299 }
mbed_official 87:085cde657901 300
mbed_official 87:085cde657901 301 /* Enable interrupts matching to the Device mode ONLY */
mbed_official 87:085cde657901 302 USBx->GINTMSK |= (USB_OTG_GINTMSK_USBSUSPM | USB_OTG_GINTMSK_USBRST |\
mbed_official 87:085cde657901 303 USB_OTG_GINTMSK_ENUMDNEM | USB_OTG_GINTMSK_IEPINT |\
mbed_official 106:ced8cbb51063 304 USB_OTG_GINTMSK_OEPINT | USB_OTG_GINTMSK_IISOIXFRM|\
mbed_official 106:ced8cbb51063 305 USB_OTG_GINTMSK_PXFRM_IISOOXFRM | USB_OTG_GINTMSK_WUIM);
mbed_official 87:085cde657901 306
mbed_official 106:ced8cbb51063 307 if(cfg.Sof_enable)
mbed_official 106:ced8cbb51063 308 {
mbed_official 106:ced8cbb51063 309 USBx->GINTMSK |= USB_OTG_GINTMSK_SOFM;
mbed_official 106:ced8cbb51063 310 }
mbed_official 106:ced8cbb51063 311
mbed_official 87:085cde657901 312 if (cfg.vbus_sensing_enable == ENABLE)
mbed_official 87:085cde657901 313 {
mbed_official 87:085cde657901 314 USBx->GINTMSK |= (USB_OTG_GINTMSK_SRQIM | USB_OTG_GINTMSK_OTGINT);
mbed_official 87:085cde657901 315 }
mbed_official 87:085cde657901 316
mbed_official 87:085cde657901 317 return HAL_OK;
mbed_official 87:085cde657901 318 }
mbed_official 87:085cde657901 319
mbed_official 87:085cde657901 320
mbed_official 87:085cde657901 321 /**
mbed_official 87:085cde657901 322 * @brief USB_OTG_FlushTxFifo : Flush a Tx FIFO
mbed_official 87:085cde657901 323 * @param USBx : Selected device
mbed_official 87:085cde657901 324 * @param num : FIFO number
mbed_official 87:085cde657901 325 * This parameter can be a value from 1 to 15
mbed_official 87:085cde657901 326 15 means Flush all Tx FIFOs
mbed_official 87:085cde657901 327 * @retval HAL status
mbed_official 87:085cde657901 328 */
mbed_official 87:085cde657901 329 HAL_StatusTypeDef USB_FlushTxFifo (USB_OTG_GlobalTypeDef *USBx, uint32_t num )
mbed_official 87:085cde657901 330 {
mbed_official 87:085cde657901 331 uint32_t count = 0;
mbed_official 87:085cde657901 332
mbed_official 87:085cde657901 333 USBx->GRSTCTL = ( USB_OTG_GRSTCTL_TXFFLSH |(uint32_t)( num << 5 ));
mbed_official 87:085cde657901 334
mbed_official 87:085cde657901 335 do
mbed_official 87:085cde657901 336 {
mbed_official 87:085cde657901 337 if (++count > 200000)
mbed_official 87:085cde657901 338 {
mbed_official 106:ced8cbb51063 339 return HAL_TIMEOUT;
mbed_official 87:085cde657901 340 }
mbed_official 87:085cde657901 341 }
mbed_official 87:085cde657901 342 while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_TXFFLSH) == USB_OTG_GRSTCTL_TXFFLSH);
mbed_official 106:ced8cbb51063 343
mbed_official 87:085cde657901 344 return HAL_OK;
mbed_official 87:085cde657901 345 }
mbed_official 87:085cde657901 346
mbed_official 87:085cde657901 347
mbed_official 87:085cde657901 348 /**
mbed_official 87:085cde657901 349 * @brief USB_FlushRxFifo : Flush Rx FIFO
mbed_official 87:085cde657901 350 * @param USBx : Selected device
mbed_official 87:085cde657901 351 * @retval HAL status
mbed_official 87:085cde657901 352 */
mbed_official 87:085cde657901 353 HAL_StatusTypeDef USB_FlushRxFifo(USB_OTG_GlobalTypeDef *USBx)
mbed_official 87:085cde657901 354 {
mbed_official 87:085cde657901 355 uint32_t count = 0;
mbed_official 87:085cde657901 356
mbed_official 87:085cde657901 357 USBx->GRSTCTL = USB_OTG_GRSTCTL_RXFFLSH;
mbed_official 87:085cde657901 358
mbed_official 87:085cde657901 359 do
mbed_official 87:085cde657901 360 {
mbed_official 87:085cde657901 361 if (++count > 200000)
mbed_official 87:085cde657901 362 {
mbed_official 106:ced8cbb51063 363 return HAL_TIMEOUT;
mbed_official 87:085cde657901 364 }
mbed_official 87:085cde657901 365 }
mbed_official 87:085cde657901 366 while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_RXFFLSH) == USB_OTG_GRSTCTL_RXFFLSH);
mbed_official 106:ced8cbb51063 367
mbed_official 87:085cde657901 368 return HAL_OK;
mbed_official 87:085cde657901 369 }
mbed_official 87:085cde657901 370
mbed_official 87:085cde657901 371 /**
mbed_official 87:085cde657901 372 * @brief USB_SetDevSpeed :Initializes the DevSpd field of DCFG register
mbed_official 87:085cde657901 373 * depending the PHY type and the enumeration speed of the device.
mbed_official 87:085cde657901 374 * @param USBx : Selected device
mbed_official 87:085cde657901 375 * @param speed : device speed
mbed_official 87:085cde657901 376 * This parameter can be one of the these values:
mbed_official 87:085cde657901 377 * @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official 87:085cde657901 378 * @arg USB_OTG_SPEED_HIGH_IN_FULL: High speed core in Full Speed mode
mbed_official 87:085cde657901 379 * @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official 87:085cde657901 380 * @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official 87:085cde657901 381 * @retval Hal status
mbed_official 87:085cde657901 382 */
mbed_official 87:085cde657901 383 HAL_StatusTypeDef USB_SetDevSpeed(USB_OTG_GlobalTypeDef *USBx , uint8_t speed)
mbed_official 87:085cde657901 384 {
mbed_official 87:085cde657901 385 USBx_DEVICE->DCFG |= speed;
mbed_official 87:085cde657901 386 return HAL_OK;
mbed_official 87:085cde657901 387 }
mbed_official 87:085cde657901 388
mbed_official 87:085cde657901 389 /**
mbed_official 87:085cde657901 390 * @brief USB_GetDevSpeed :Return the Dev Speed
mbed_official 87:085cde657901 391 * @param USBx : Selected device
mbed_official 87:085cde657901 392 * @retval speed : device speed
mbed_official 87:085cde657901 393 * This parameter can be one of the these values:
mbed_official 87:085cde657901 394 * @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official 87:085cde657901 395 * @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official 87:085cde657901 396 * @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official 87:085cde657901 397 */
mbed_official 87:085cde657901 398 uint8_t USB_GetDevSpeed(USB_OTG_GlobalTypeDef *USBx)
mbed_official 87:085cde657901 399 {
mbed_official 87:085cde657901 400 uint8_t speed = 0;
mbed_official 87:085cde657901 401
mbed_official 87:085cde657901 402 if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_HS_PHY_30MHZ_OR_60MHZ)
mbed_official 87:085cde657901 403 {
mbed_official 87:085cde657901 404 speed = USB_OTG_SPEED_HIGH;
mbed_official 87:085cde657901 405 }
mbed_official 87:085cde657901 406 else if (((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_FS_PHY_30MHZ_OR_60MHZ)||
mbed_official 87:085cde657901 407 ((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_FS_PHY_48MHZ))
mbed_official 87:085cde657901 408 {
mbed_official 87:085cde657901 409 speed = USB_OTG_SPEED_FULL;
mbed_official 87:085cde657901 410 }
mbed_official 87:085cde657901 411 else if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ)
mbed_official 87:085cde657901 412 {
mbed_official 87:085cde657901 413 speed = USB_OTG_SPEED_LOW;
mbed_official 87:085cde657901 414 }
mbed_official 87:085cde657901 415
mbed_official 87:085cde657901 416 return speed;
mbed_official 87:085cde657901 417 }
mbed_official 87:085cde657901 418
mbed_official 87:085cde657901 419 /**
mbed_official 87:085cde657901 420 * @brief Activate and configure an endpoint
mbed_official 87:085cde657901 421 * @param USBx : Selected device
mbed_official 87:085cde657901 422 * @param ep: pointer to endpoint structure
mbed_official 87:085cde657901 423 * @retval HAL status
mbed_official 87:085cde657901 424 */
mbed_official 87:085cde657901 425 HAL_StatusTypeDef USB_ActivateEndpoint(USB_OTG_GlobalTypeDef *USBx, USB_OTG_EPTypeDef *ep)
mbed_official 87:085cde657901 426 {
mbed_official 87:085cde657901 427 if (ep->is_in == 1)
mbed_official 87:085cde657901 428 {
mbed_official 106:ced8cbb51063 429 USBx_DEVICE->DAINTMSK |= USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num)));
mbed_official 106:ced8cbb51063 430
mbed_official 87:085cde657901 431 if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_USBAEP) == 0)
mbed_official 87:085cde657901 432 {
mbed_official 87:085cde657901 433 USBx_INEP(ep->num)->DIEPCTL |= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) | (ep->type << 18 ) |\
mbed_official 106:ced8cbb51063 434 ((ep->num) << 22 ) | (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) | (USB_OTG_DIEPCTL_USBAEP));
mbed_official 87:085cde657901 435 }
mbed_official 106:ced8cbb51063 436
mbed_official 87:085cde657901 437 }
mbed_official 87:085cde657901 438 else
mbed_official 87:085cde657901 439 {
mbed_official 106:ced8cbb51063 440 USBx_DEVICE->DAINTMSK |= USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16);
mbed_official 106:ced8cbb51063 441
mbed_official 87:085cde657901 442 if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_USBAEP) == 0)
mbed_official 87:085cde657901 443 {
mbed_official 87:085cde657901 444 USBx_OUTEP(ep->num)->DOEPCTL |= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) | (ep->type << 18 ) |\
mbed_official 106:ced8cbb51063 445 (USB_OTG_DIEPCTL_SD0PID_SEVNFRM)| (USB_OTG_DOEPCTL_USBAEP));
mbed_official 87:085cde657901 446 }
mbed_official 87:085cde657901 447 }
mbed_official 87:085cde657901 448 return HAL_OK;
mbed_official 87:085cde657901 449 }
mbed_official 87:085cde657901 450 /**
mbed_official 87:085cde657901 451 * @brief Activate and configure a dedicated endpoint
mbed_official 87:085cde657901 452 * @param USBx : Selected device
mbed_official 87:085cde657901 453 * @param ep: pointer to endpoint structure
mbed_official 87:085cde657901 454 * @retval HAL status
mbed_official 87:085cde657901 455 */
mbed_official 87:085cde657901 456 HAL_StatusTypeDef USB_ActivateDedicatedEndpoint(USB_OTG_GlobalTypeDef *USBx, USB_OTG_EPTypeDef *ep)
mbed_official 87:085cde657901 457 {
mbed_official 87:085cde657901 458 static __IO uint32_t debug = 0;
mbed_official 87:085cde657901 459
mbed_official 87:085cde657901 460 /* Read DEPCTLn register */
mbed_official 87:085cde657901 461 if (ep->is_in == 1)
mbed_official 87:085cde657901 462 {
mbed_official 87:085cde657901 463 if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_USBAEP) == 0)
mbed_official 87:085cde657901 464 {
mbed_official 87:085cde657901 465 USBx_INEP(ep->num)->DIEPCTL |= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) | (ep->type << 18 ) |\
mbed_official 87:085cde657901 466 ((ep->num) << 22 ) | (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) | (USB_OTG_DIEPCTL_USBAEP));
mbed_official 87:085cde657901 467 }
mbed_official 87:085cde657901 468
mbed_official 87:085cde657901 469
mbed_official 87:085cde657901 470 debug |= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) | (ep->type << 18 ) |\
mbed_official 87:085cde657901 471 ((ep->num) << 22 ) | (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) | (USB_OTG_DIEPCTL_USBAEP));
mbed_official 87:085cde657901 472
mbed_official 87:085cde657901 473 USBx_DEVICE->DEACHMSK |= USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num)));
mbed_official 87:085cde657901 474 }
mbed_official 87:085cde657901 475 else
mbed_official 87:085cde657901 476 {
mbed_official 87:085cde657901 477 if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_USBAEP) == 0)
mbed_official 87:085cde657901 478 {
mbed_official 87:085cde657901 479 USBx_OUTEP(ep->num)->DOEPCTL |= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) | (ep->type << 18 ) |\
mbed_official 87:085cde657901 480 ((ep->num) << 22 ) | (USB_OTG_DOEPCTL_USBAEP));
mbed_official 87:085cde657901 481
mbed_official 87:085cde657901 482 debug = (uint32_t)(((uint32_t )USBx) + USB_OTG_OUT_ENDPOINT_BASE + (0)*USB_OTG_EP_REG_SIZE);
mbed_official 87:085cde657901 483 debug = (uint32_t )&USBx_OUTEP(ep->num)->DOEPCTL;
mbed_official 87:085cde657901 484 debug |= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) | (ep->type << 18 ) |\
mbed_official 87:085cde657901 485 ((ep->num) << 22 ) | (USB_OTG_DOEPCTL_USBAEP));
mbed_official 87:085cde657901 486 }
mbed_official 87:085cde657901 487
mbed_official 87:085cde657901 488 USBx_DEVICE->DEACHMSK |= USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16);
mbed_official 87:085cde657901 489 }
mbed_official 87:085cde657901 490
mbed_official 87:085cde657901 491 return HAL_OK;
mbed_official 87:085cde657901 492 }
mbed_official 87:085cde657901 493 /**
mbed_official 87:085cde657901 494 * @brief De-activate and de-initialize an endpoint
mbed_official 87:085cde657901 495 * @param USBx : Selected device
mbed_official 87:085cde657901 496 * @param ep: pointer to endpoint structure
mbed_official 87:085cde657901 497 * @retval HAL status
mbed_official 87:085cde657901 498 */
mbed_official 87:085cde657901 499 HAL_StatusTypeDef USB_DeactivateEndpoint(USB_OTG_GlobalTypeDef *USBx, USB_OTG_EPTypeDef *ep)
mbed_official 87:085cde657901 500 {
mbed_official 87:085cde657901 501 /* Read DEPCTLn register */
mbed_official 87:085cde657901 502 if (ep->is_in == 1)
mbed_official 87:085cde657901 503 {
mbed_official 87:085cde657901 504 USBx_DEVICE->DEACHMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official 106:ced8cbb51063 505 USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official 106:ced8cbb51063 506 USBx_INEP(ep->num)->DIEPCTL &= ~ USB_OTG_DIEPCTL_USBAEP;
mbed_official 87:085cde657901 507 }
mbed_official 87:085cde657901 508 else
mbed_official 87:085cde657901 509 {
mbed_official 106:ced8cbb51063 510
mbed_official 87:085cde657901 511 USBx_DEVICE->DEACHMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official 106:ced8cbb51063 512 USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official 106:ced8cbb51063 513 USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP;
mbed_official 87:085cde657901 514 }
mbed_official 87:085cde657901 515 return HAL_OK;
mbed_official 87:085cde657901 516 }
mbed_official 87:085cde657901 517
mbed_official 87:085cde657901 518 /**
mbed_official 87:085cde657901 519 * @brief De-activate and de-initialize a dedicated endpoint
mbed_official 87:085cde657901 520 * @param USBx : Selected device
mbed_official 87:085cde657901 521 * @param ep: pointer to endpoint structure
mbed_official 87:085cde657901 522 * @retval HAL status
mbed_official 87:085cde657901 523 */
mbed_official 87:085cde657901 524 HAL_StatusTypeDef USB_DeactivateDedicatedEndpoint(USB_OTG_GlobalTypeDef *USBx, USB_OTG_EPTypeDef *ep)
mbed_official 87:085cde657901 525 {
mbed_official 87:085cde657901 526 /* Read DEPCTLn register */
mbed_official 87:085cde657901 527 if (ep->is_in == 1)
mbed_official 87:085cde657901 528 {
mbed_official 87:085cde657901 529 USBx_INEP(ep->num)->DIEPCTL &= ~ USB_OTG_DIEPCTL_USBAEP;
mbed_official 87:085cde657901 530 USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official 87:085cde657901 531 }
mbed_official 87:085cde657901 532 else
mbed_official 87:085cde657901 533 {
mbed_official 87:085cde657901 534 USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP;
mbed_official 87:085cde657901 535 USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official 87:085cde657901 536 }
mbed_official 87:085cde657901 537 return HAL_OK;
mbed_official 87:085cde657901 538 }
mbed_official 87:085cde657901 539
mbed_official 87:085cde657901 540 /**
mbed_official 87:085cde657901 541 * @brief USB_EPStartXfer : setup and starts a transfer over an EP
mbed_official 87:085cde657901 542 * @param USBx : Selected device
mbed_official 87:085cde657901 543 * @param ep: pointer to endpoint structure
mbed_official 87:085cde657901 544 * @param dma: USB dma enabled or disabled
mbed_official 87:085cde657901 545 * This parameter can be one of the these values:
mbed_official 87:085cde657901 546 * 0 : DMA feature not used
mbed_official 87:085cde657901 547 * 1 : DMA feature used
mbed_official 87:085cde657901 548 * @retval HAL status
mbed_official 87:085cde657901 549 */
mbed_official 87:085cde657901 550 HAL_StatusTypeDef USB_EPStartXfer(USB_OTG_GlobalTypeDef *USBx , USB_OTG_EPTypeDef *ep, uint8_t dma)
mbed_official 87:085cde657901 551 {
mbed_official 87:085cde657901 552 uint16_t pktcnt = 0;
mbed_official 87:085cde657901 553
mbed_official 87:085cde657901 554 /* IN endpoint */
mbed_official 87:085cde657901 555 if (ep->is_in == 1)
mbed_official 87:085cde657901 556 {
mbed_official 87:085cde657901 557 /* Zero Length Packet? */
mbed_official 87:085cde657901 558 if (ep->xfer_len == 0)
mbed_official 87:085cde657901 559 {
mbed_official 87:085cde657901 560 USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official 87:085cde657901 561 USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official 87:085cde657901 562 USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official 87:085cde657901 563 }
mbed_official 87:085cde657901 564 else
mbed_official 87:085cde657901 565 {
mbed_official 87:085cde657901 566 /* Program the transfer size and packet count
mbed_official 87:085cde657901 567 * as follows: xfersize = N * maxpacket +
mbed_official 87:085cde657901 568 * short_packet pktcnt = N + (short_packet
mbed_official 87:085cde657901 569 * exist ? 1 : 0)
mbed_official 87:085cde657901 570 */
mbed_official 87:085cde657901 571 USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official 87:085cde657901 572 USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official 87:085cde657901 573 USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_PKTCNT & (((ep->xfer_len + ep->maxpacket -1)/ ep->maxpacket) << 19)) ;
mbed_official 87:085cde657901 574 USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len);
mbed_official 87:085cde657901 575
mbed_official 87:085cde657901 576 if (ep->type == EP_TYPE_ISOC)
mbed_official 87:085cde657901 577 {
mbed_official 87:085cde657901 578 USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_MULCNT);
mbed_official 87:085cde657901 579 USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_MULCNT & (1 << 29));
mbed_official 87:085cde657901 580 }
mbed_official 87:085cde657901 581 }
mbed_official 87:085cde657901 582
mbed_official 87:085cde657901 583 if (dma == 1)
mbed_official 87:085cde657901 584 {
mbed_official 87:085cde657901 585 USBx_INEP(ep->num)->DIEPDMA = (uint32_t)(ep->dma_addr);
mbed_official 87:085cde657901 586 }
mbed_official 87:085cde657901 587 else
mbed_official 87:085cde657901 588 {
mbed_official 87:085cde657901 589 if (ep->type != EP_TYPE_ISOC)
mbed_official 87:085cde657901 590 {
mbed_official 87:085cde657901 591 /* Enable the Tx FIFO Empty Interrupt for this EP */
mbed_official 87:085cde657901 592 if (ep->xfer_len > 0)
mbed_official 87:085cde657901 593 {
mbed_official 87:085cde657901 594 USBx_DEVICE->DIEPEMPMSK |= 1 << ep->num;
mbed_official 87:085cde657901 595 }
mbed_official 87:085cde657901 596 }
mbed_official 87:085cde657901 597 }
mbed_official 87:085cde657901 598
mbed_official 87:085cde657901 599 if (ep->type == EP_TYPE_ISOC)
mbed_official 87:085cde657901 600 {
mbed_official 87:085cde657901 601 if ((USBx_DEVICE->DSTS & ( 1 << 8 )) == 0)
mbed_official 87:085cde657901 602 {
mbed_official 87:085cde657901 603 USBx_INEP(ep->num)->DIEPCTL |= USB_OTG_DIEPCTL_SODDFRM;
mbed_official 87:085cde657901 604 }
mbed_official 87:085cde657901 605 else
mbed_official 87:085cde657901 606 {
mbed_official 87:085cde657901 607 USBx_INEP(ep->num)->DIEPCTL |= USB_OTG_DIEPCTL_SD0PID_SEVNFRM;
mbed_official 87:085cde657901 608 }
mbed_official 87:085cde657901 609 }
mbed_official 87:085cde657901 610
mbed_official 87:085cde657901 611 /* EP enable, IN data in FIFO */
mbed_official 87:085cde657901 612 USBx_INEP(ep->num)->DIEPCTL |= (USB_OTG_DIEPCTL_CNAK | USB_OTG_DIEPCTL_EPENA);
mbed_official 87:085cde657901 613
mbed_official 87:085cde657901 614 if (ep->type == EP_TYPE_ISOC)
mbed_official 87:085cde657901 615 {
mbed_official 87:085cde657901 616 USB_WritePacket(USBx, ep->xfer_buff, ep->num, ep->xfer_len, dma);
mbed_official 87:085cde657901 617 }
mbed_official 87:085cde657901 618 }
mbed_official 87:085cde657901 619 else /* OUT endpoint */
mbed_official 87:085cde657901 620 {
mbed_official 87:085cde657901 621 /* Program the transfer size and packet count as follows:
mbed_official 87:085cde657901 622 * pktcnt = N
mbed_official 87:085cde657901 623 * xfersize = N * maxpacket
mbed_official 87:085cde657901 624 */
mbed_official 87:085cde657901 625 USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_XFRSIZ);
mbed_official 87:085cde657901 626 USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_PKTCNT);
mbed_official 87:085cde657901 627
mbed_official 87:085cde657901 628 if (ep->xfer_len == 0)
mbed_official 87:085cde657901 629 {
mbed_official 87:085cde657901 630 USBx_OUTEP(ep->num)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_XFRSIZ & ep->maxpacket);
mbed_official 87:085cde657901 631 USBx_OUTEP(ep->num)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official 87:085cde657901 632 }
mbed_official 87:085cde657901 633 else
mbed_official 87:085cde657901 634 {
mbed_official 87:085cde657901 635 pktcnt = (ep->xfer_len + ep->maxpacket -1)/ ep->maxpacket;
mbed_official 87:085cde657901 636 USBx_OUTEP(ep->num)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_PKTCNT & (pktcnt << 19)); ;
mbed_official 87:085cde657901 637 USBx_OUTEP(ep->num)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket * pktcnt));
mbed_official 87:085cde657901 638 }
mbed_official 87:085cde657901 639
mbed_official 87:085cde657901 640 if (dma == 1)
mbed_official 87:085cde657901 641 {
mbed_official 87:085cde657901 642 USBx_OUTEP(ep->num)->DOEPDMA = (uint32_t)ep->xfer_buff;
mbed_official 87:085cde657901 643 }
mbed_official 87:085cde657901 644
mbed_official 87:085cde657901 645 if (ep->type == EP_TYPE_ISOC)
mbed_official 87:085cde657901 646 {
mbed_official 87:085cde657901 647 if ((USBx_DEVICE->DSTS & ( 1 << 8 )) == 0)
mbed_official 87:085cde657901 648 {
mbed_official 87:085cde657901 649 USBx_OUTEP(ep->num)->DOEPCTL |= USB_OTG_DOEPCTL_SODDFRM;
mbed_official 87:085cde657901 650 }
mbed_official 87:085cde657901 651 else
mbed_official 87:085cde657901 652 {
mbed_official 87:085cde657901 653 USBx_OUTEP(ep->num)->DOEPCTL |= USB_OTG_DOEPCTL_SD0PID_SEVNFRM;
mbed_official 87:085cde657901 654 }
mbed_official 87:085cde657901 655 }
mbed_official 87:085cde657901 656 /* EP enable */
mbed_official 87:085cde657901 657 USBx_OUTEP(ep->num)->DOEPCTL |= (USB_OTG_DOEPCTL_CNAK | USB_OTG_DOEPCTL_EPENA);
mbed_official 87:085cde657901 658 }
mbed_official 87:085cde657901 659 return HAL_OK;
mbed_official 87:085cde657901 660 }
mbed_official 87:085cde657901 661
mbed_official 87:085cde657901 662 /**
mbed_official 87:085cde657901 663 * @brief USB_EP0StartXfer : setup and starts a transfer over the EP 0
mbed_official 87:085cde657901 664 * @param USBx : Selected device
mbed_official 87:085cde657901 665 * @param ep: pointer to endpoint structure
mbed_official 87:085cde657901 666 * @param dma: USB dma enabled or disabled
mbed_official 87:085cde657901 667 * This parameter can be one of the these values:
mbed_official 87:085cde657901 668 * 0 : DMA feature not used
mbed_official 87:085cde657901 669 * 1 : DMA feature used
mbed_official 87:085cde657901 670 * @retval HAL status
mbed_official 87:085cde657901 671 */
mbed_official 87:085cde657901 672 HAL_StatusTypeDef USB_EP0StartXfer(USB_OTG_GlobalTypeDef *USBx , USB_OTG_EPTypeDef *ep, uint8_t dma)
mbed_official 87:085cde657901 673 {
mbed_official 87:085cde657901 674 /* IN endpoint */
mbed_official 87:085cde657901 675 if (ep->is_in == 1)
mbed_official 87:085cde657901 676 {
mbed_official 87:085cde657901 677 /* Zero Length Packet? */
mbed_official 87:085cde657901 678 if (ep->xfer_len == 0)
mbed_official 87:085cde657901 679 {
mbed_official 87:085cde657901 680 USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official 87:085cde657901 681 USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official 87:085cde657901 682 USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official 87:085cde657901 683 }
mbed_official 87:085cde657901 684 else
mbed_official 87:085cde657901 685 {
mbed_official 87:085cde657901 686 /* Program the transfer size and packet count
mbed_official 87:085cde657901 687 * as follows: xfersize = N * maxpacket +
mbed_official 87:085cde657901 688 * short_packet pktcnt = N + (short_packet
mbed_official 87:085cde657901 689 * exist ? 1 : 0)
mbed_official 87:085cde657901 690 */
mbed_official 87:085cde657901 691 USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official 87:085cde657901 692 USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official 87:085cde657901 693
mbed_official 87:085cde657901 694 if(ep->xfer_len > ep->maxpacket)
mbed_official 87:085cde657901 695 {
mbed_official 87:085cde657901 696 ep->xfer_len = ep->maxpacket;
mbed_official 87:085cde657901 697 }
mbed_official 87:085cde657901 698 USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official 87:085cde657901 699 USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len);
mbed_official 87:085cde657901 700
mbed_official 87:085cde657901 701 }
mbed_official 87:085cde657901 702
mbed_official 87:085cde657901 703 if (dma == 1)
mbed_official 87:085cde657901 704 {
mbed_official 87:085cde657901 705 USBx_INEP(ep->num)->DIEPDMA = (uint32_t)(ep->dma_addr);
mbed_official 87:085cde657901 706 }
mbed_official 87:085cde657901 707 else
mbed_official 87:085cde657901 708 {
mbed_official 87:085cde657901 709 /* Enable the Tx FIFO Empty Interrupt for this EP */
mbed_official 87:085cde657901 710 if (ep->xfer_len > 0)
mbed_official 87:085cde657901 711 {
mbed_official 87:085cde657901 712 USBx_DEVICE->DIEPEMPMSK |= 1 << (ep->num);
mbed_official 87:085cde657901 713 }
mbed_official 87:085cde657901 714 }
mbed_official 87:085cde657901 715
mbed_official 87:085cde657901 716 /* EP enable, IN data in FIFO */
mbed_official 87:085cde657901 717 USBx_INEP(ep->num)->DIEPCTL |= (USB_OTG_DIEPCTL_CNAK | USB_OTG_DIEPCTL_EPENA);
mbed_official 87:085cde657901 718 }
mbed_official 87:085cde657901 719 else /* OUT endpoint */
mbed_official 87:085cde657901 720 {
mbed_official 87:085cde657901 721 /* Program the transfer size and packet count as follows:
mbed_official 87:085cde657901 722 * pktcnt = N
mbed_official 87:085cde657901 723 * xfersize = N * maxpacket
mbed_official 87:085cde657901 724 */
mbed_official 87:085cde657901 725 USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_XFRSIZ);
mbed_official 87:085cde657901 726 USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_PKTCNT);
mbed_official 87:085cde657901 727
mbed_official 87:085cde657901 728 if (ep->xfer_len > 0)
mbed_official 87:085cde657901 729 {
mbed_official 87:085cde657901 730 ep->xfer_len = ep->maxpacket;
mbed_official 87:085cde657901 731 }
mbed_official 87:085cde657901 732
mbed_official 87:085cde657901 733 USBx_OUTEP(ep->num)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19));
mbed_official 87:085cde657901 734 USBx_OUTEP(ep->num)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket));
mbed_official 87:085cde657901 735
mbed_official 87:085cde657901 736
mbed_official 87:085cde657901 737 if (dma == 1)
mbed_official 87:085cde657901 738 {
mbed_official 87:085cde657901 739 USBx_OUTEP(ep->num)->DOEPDMA = (uint32_t)(ep->xfer_buff);
mbed_official 87:085cde657901 740 }
mbed_official 87:085cde657901 741
mbed_official 87:085cde657901 742 /* EP enable */
mbed_official 87:085cde657901 743 USBx_OUTEP(ep->num)->DOEPCTL |= (USB_OTG_DOEPCTL_CNAK | USB_OTG_DOEPCTL_EPENA);
mbed_official 87:085cde657901 744 }
mbed_official 87:085cde657901 745 return HAL_OK;
mbed_official 87:085cde657901 746 }
mbed_official 87:085cde657901 747
mbed_official 87:085cde657901 748 /**
mbed_official 87:085cde657901 749 * @brief USB_WritePacket : Writes a packet into the Tx FIFO associated
mbed_official 87:085cde657901 750 * with the EP/channel
mbed_official 87:085cde657901 751 * @param USBx : Selected device
mbed_official 87:085cde657901 752 * @param src : pointer to source buffer
mbed_official 87:085cde657901 753 * @param ch_ep_num : endpoint or host channel number
mbed_official 87:085cde657901 754 * @param len : Number of bytes to write
mbed_official 87:085cde657901 755 * @param dma: USB dma enabled or disabled
mbed_official 87:085cde657901 756 * This parameter can be one of the these values:
mbed_official 87:085cde657901 757 * 0 : DMA feature not used
mbed_official 87:085cde657901 758 * 1 : DMA feature used
mbed_official 87:085cde657901 759 * @retval HAL status
mbed_official 87:085cde657901 760 */
mbed_official 87:085cde657901 761 HAL_StatusTypeDef USB_WritePacket(USB_OTG_GlobalTypeDef *USBx, uint8_t *src, uint8_t ch_ep_num, uint16_t len, uint8_t dma)
mbed_official 87:085cde657901 762 {
mbed_official 87:085cde657901 763 uint32_t count32b= 0 , i= 0;
mbed_official 87:085cde657901 764
mbed_official 87:085cde657901 765 if (dma == 0)
mbed_official 87:085cde657901 766 {
mbed_official 87:085cde657901 767 count32b = (len + 3) / 4;
mbed_official 87:085cde657901 768 for (i = 0; i < count32b; i++, src += 4)
mbed_official 87:085cde657901 769 {
mbed_official 87:085cde657901 770 USBx_DFIFO(ch_ep_num) = *((__packed uint32_t *)src);
mbed_official 87:085cde657901 771 }
mbed_official 87:085cde657901 772 }
mbed_official 87:085cde657901 773 return HAL_OK;
mbed_official 87:085cde657901 774 }
mbed_official 87:085cde657901 775
mbed_official 87:085cde657901 776 /**
mbed_official 87:085cde657901 777 * @brief USB_ReadPacket : read a packet from the Tx FIFO associated
mbed_official 87:085cde657901 778 * with the EP/channel
mbed_official 87:085cde657901 779 * @param USBx : Selected device
mbed_official 87:085cde657901 780 * @param src : source pointer
mbed_official 87:085cde657901 781 * @param ch_ep_num : endpoint or host channel number
mbed_official 87:085cde657901 782 * @param len : Noumber of bytes to read
mbed_official 87:085cde657901 783 * @param dma: USB dma enabled or disabled
mbed_official 87:085cde657901 784 * This parameter can be one of the these values:
mbed_official 87:085cde657901 785 * 0 : DMA feature not used
mbed_official 87:085cde657901 786 * 1 : DMA feature used
mbed_official 87:085cde657901 787 * @retval pointer to desctination buffer
mbed_official 87:085cde657901 788 */
mbed_official 87:085cde657901 789 void *USB_ReadPacket(USB_OTG_GlobalTypeDef *USBx, uint8_t *dest, uint16_t len)
mbed_official 87:085cde657901 790 {
mbed_official 87:085cde657901 791 uint32_t i=0;
mbed_official 87:085cde657901 792 uint32_t count32b = (len + 3) / 4;
mbed_official 87:085cde657901 793
mbed_official 87:085cde657901 794 for ( i = 0; i < count32b; i++, dest += 4 )
mbed_official 87:085cde657901 795 {
mbed_official 87:085cde657901 796 *(__packed uint32_t *)dest = USBx_DFIFO(0);
mbed_official 87:085cde657901 797
mbed_official 87:085cde657901 798 }
mbed_official 87:085cde657901 799 return ((void *)dest);
mbed_official 87:085cde657901 800 }
mbed_official 87:085cde657901 801
mbed_official 87:085cde657901 802 /**
mbed_official 87:085cde657901 803 * @brief USB_EPSetStall : set a stall condition over an EP
mbed_official 87:085cde657901 804 * @param USBx : Selected device
mbed_official 87:085cde657901 805 * @param ep: pointer to endpoint structure
mbed_official 87:085cde657901 806 * @retval HAL status
mbed_official 87:085cde657901 807 */
mbed_official 87:085cde657901 808 HAL_StatusTypeDef USB_EPSetStall(USB_OTG_GlobalTypeDef *USBx , USB_OTG_EPTypeDef *ep)
mbed_official 87:085cde657901 809 {
mbed_official 87:085cde657901 810 if (ep->is_in == 1)
mbed_official 87:085cde657901 811 {
mbed_official 87:085cde657901 812 if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_EPENA) == 0)
mbed_official 87:085cde657901 813 {
mbed_official 87:085cde657901 814 USBx_INEP(ep->num)->DIEPCTL &= ~(USB_OTG_DIEPCTL_EPDIS);
mbed_official 87:085cde657901 815 }
mbed_official 87:085cde657901 816 USBx_INEP(ep->num)->DIEPCTL |= USB_OTG_DIEPCTL_STALL;
mbed_official 87:085cde657901 817 }
mbed_official 87:085cde657901 818 else
mbed_official 87:085cde657901 819 {
mbed_official 87:085cde657901 820 if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_EPENA) == 0)
mbed_official 87:085cde657901 821 {
mbed_official 87:085cde657901 822 USBx_OUTEP(ep->num)->DOEPCTL &= ~(USB_OTG_DOEPCTL_EPDIS);
mbed_official 87:085cde657901 823 }
mbed_official 87:085cde657901 824 USBx_OUTEP(ep->num)->DOEPCTL |= USB_OTG_DOEPCTL_STALL;
mbed_official 87:085cde657901 825 }
mbed_official 87:085cde657901 826 return HAL_OK;
mbed_official 87:085cde657901 827 }
mbed_official 87:085cde657901 828
mbed_official 87:085cde657901 829
mbed_official 87:085cde657901 830 /**
mbed_official 87:085cde657901 831 * @brief USB_EPClearStall : Clear a stall condition over an EP
mbed_official 87:085cde657901 832 * @param USBx : Selected device
mbed_official 87:085cde657901 833 * @param ep: pointer to endpoint structure
mbed_official 87:085cde657901 834 * @retval HAL status
mbed_official 87:085cde657901 835 */
mbed_official 87:085cde657901 836 HAL_StatusTypeDef USB_EPClearStall(USB_OTG_GlobalTypeDef *USBx, USB_OTG_EPTypeDef *ep)
mbed_official 87:085cde657901 837 {
mbed_official 87:085cde657901 838 if (ep->is_in == 1)
mbed_official 87:085cde657901 839 {
mbed_official 87:085cde657901 840 USBx_INEP(ep->num)->DIEPCTL &= ~USB_OTG_DIEPCTL_STALL;
mbed_official 87:085cde657901 841 if (ep->type == EP_TYPE_INTR || ep->type == EP_TYPE_BULK)
mbed_official 87:085cde657901 842 {
mbed_official 87:085cde657901 843 USBx_INEP(ep->num)->DIEPCTL |= USB_OTG_DIEPCTL_SD0PID_SEVNFRM; /* DATA0 */
mbed_official 87:085cde657901 844 }
mbed_official 87:085cde657901 845 }
mbed_official 87:085cde657901 846 else
mbed_official 87:085cde657901 847 {
mbed_official 87:085cde657901 848 USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_STALL;
mbed_official 87:085cde657901 849 if (ep->type == EP_TYPE_INTR || ep->type == EP_TYPE_BULK)
mbed_official 87:085cde657901 850 {
mbed_official 87:085cde657901 851 USBx_OUTEP(ep->num)->DOEPCTL |= USB_OTG_DOEPCTL_SD0PID_SEVNFRM; /* DATA0 */
mbed_official 87:085cde657901 852 }
mbed_official 87:085cde657901 853 }
mbed_official 87:085cde657901 854 return HAL_OK;
mbed_official 87:085cde657901 855 }
mbed_official 87:085cde657901 856
mbed_official 87:085cde657901 857 /**
mbed_official 87:085cde657901 858 * @brief USB_StopDevice : Stop the usb device mode
mbed_official 87:085cde657901 859 * @param USBx : Selected device
mbed_official 87:085cde657901 860 * @retval HAL status
mbed_official 87:085cde657901 861 */
mbed_official 87:085cde657901 862 HAL_StatusTypeDef USB_StopDevice(USB_OTG_GlobalTypeDef *USBx)
mbed_official 87:085cde657901 863 {
mbed_official 87:085cde657901 864 uint32_t i;
mbed_official 87:085cde657901 865
mbed_official 87:085cde657901 866 /* Clear Pending interrupt */
mbed_official 87:085cde657901 867 for (i = 0; i < 15 ; i++)
mbed_official 87:085cde657901 868 {
mbed_official 87:085cde657901 869 USBx_INEP(i)->DIEPINT = 0xFF;
mbed_official 87:085cde657901 870 USBx_OUTEP(i)->DOEPINT = 0xFF;
mbed_official 87:085cde657901 871 }
mbed_official 87:085cde657901 872 USBx_DEVICE->DAINT = 0xFFFFFFFF;
mbed_official 87:085cde657901 873
mbed_official 87:085cde657901 874 /* Clear interrupt masks */
mbed_official 87:085cde657901 875 USBx_DEVICE->DIEPMSK = 0;
mbed_official 87:085cde657901 876 USBx_DEVICE->DOEPMSK = 0;
mbed_official 87:085cde657901 877 USBx_DEVICE->DAINTMSK = 0;
mbed_official 87:085cde657901 878
mbed_official 87:085cde657901 879 /* Flush the FIFO */
mbed_official 87:085cde657901 880 USB_FlushRxFifo(USBx);
mbed_official 87:085cde657901 881 USB_FlushTxFifo(USBx , 0x10 );
mbed_official 87:085cde657901 882
mbed_official 87:085cde657901 883 return HAL_OK;
mbed_official 87:085cde657901 884 }
mbed_official 87:085cde657901 885
mbed_official 87:085cde657901 886 /**
mbed_official 87:085cde657901 887 * @brief USB_SetDevAddress : Stop the usb device mode
mbed_official 87:085cde657901 888 * @param USBx : Selected device
mbed_official 87:085cde657901 889 * @param address : new device address to be assigned
mbed_official 87:085cde657901 890 * This parameter can be a value from 0 to 255
mbed_official 87:085cde657901 891 * @retval HAL status
mbed_official 87:085cde657901 892 */
mbed_official 87:085cde657901 893 HAL_StatusTypeDef USB_SetDevAddress (USB_OTG_GlobalTypeDef *USBx, uint8_t address)
mbed_official 87:085cde657901 894 {
mbed_official 87:085cde657901 895 USBx_DEVICE->DCFG &= ~ (USB_OTG_DCFG_DAD);
mbed_official 87:085cde657901 896 USBx_DEVICE->DCFG |= (address << 4) & USB_OTG_DCFG_DAD ;
mbed_official 87:085cde657901 897
mbed_official 87:085cde657901 898 return HAL_OK;
mbed_official 87:085cde657901 899 }
mbed_official 87:085cde657901 900
mbed_official 87:085cde657901 901 /**
mbed_official 87:085cde657901 902 * @brief USB_DevConnect : Connect the USB device by enabling the pull-up/pull-down
mbed_official 87:085cde657901 903 * @param USBx : Selected device
mbed_official 87:085cde657901 904 * @retval HAL status
mbed_official 87:085cde657901 905 */
mbed_official 87:085cde657901 906 HAL_StatusTypeDef USB_DevConnect (USB_OTG_GlobalTypeDef *USBx)
mbed_official 87:085cde657901 907 {
mbed_official 87:085cde657901 908 USBx_DEVICE->DCTL &= ~USB_OTG_DCTL_SDIS ;
mbed_official 87:085cde657901 909 HAL_Delay(3);
mbed_official 87:085cde657901 910
mbed_official 87:085cde657901 911 return HAL_OK;
mbed_official 87:085cde657901 912 }
mbed_official 87:085cde657901 913
mbed_official 87:085cde657901 914 /**
mbed_official 87:085cde657901 915 * @brief USB_DevDisconnect : Disconnect the USB device by disabling the pull-up/pull-down
mbed_official 87:085cde657901 916 * @param USBx : Selected device
mbed_official 87:085cde657901 917 * @retval HAL status
mbed_official 87:085cde657901 918 */
mbed_official 87:085cde657901 919 HAL_StatusTypeDef USB_DevDisconnect (USB_OTG_GlobalTypeDef *USBx)
mbed_official 87:085cde657901 920 {
mbed_official 87:085cde657901 921 USBx_DEVICE->DCTL |= USB_OTG_DCTL_SDIS ;
mbed_official 87:085cde657901 922 HAL_Delay(3);
mbed_official 87:085cde657901 923
mbed_official 87:085cde657901 924 return HAL_OK;
mbed_official 87:085cde657901 925 }
mbed_official 87:085cde657901 926
mbed_official 87:085cde657901 927 /**
mbed_official 87:085cde657901 928 * @brief USB_ReadInterrupts: return the global USB interrupt status
mbed_official 87:085cde657901 929 * @param USBx : Selected device
mbed_official 87:085cde657901 930 * @retval HAL status
mbed_official 87:085cde657901 931 */
mbed_official 87:085cde657901 932 uint32_t USB_ReadInterrupts (USB_OTG_GlobalTypeDef *USBx)
mbed_official 87:085cde657901 933 {
mbed_official 87:085cde657901 934 uint32_t v = 0;
mbed_official 87:085cde657901 935
mbed_official 87:085cde657901 936 v = USBx->GINTSTS;
mbed_official 87:085cde657901 937 v &= USBx->GINTMSK;
mbed_official 87:085cde657901 938 return v;
mbed_official 87:085cde657901 939 }
mbed_official 87:085cde657901 940
mbed_official 87:085cde657901 941 /**
mbed_official 87:085cde657901 942 * @brief USB_ReadDevAllOutEpInterrupt: return the USB device OUT endpoints interrupt status
mbed_official 87:085cde657901 943 * @param USBx : Selected device
mbed_official 87:085cde657901 944 * @retval HAL status
mbed_official 87:085cde657901 945 */
mbed_official 87:085cde657901 946 uint32_t USB_ReadDevAllOutEpInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official 87:085cde657901 947 {
mbed_official 87:085cde657901 948 uint32_t v;
mbed_official 87:085cde657901 949 v = USBx_DEVICE->DAINT;
mbed_official 87:085cde657901 950 v &= USBx_DEVICE->DAINTMSK;
mbed_official 87:085cde657901 951 return ((v & 0xffff0000) >> 16);
mbed_official 87:085cde657901 952 }
mbed_official 87:085cde657901 953
mbed_official 87:085cde657901 954 /**
mbed_official 87:085cde657901 955 * @brief USB_ReadDevAllInEpInterrupt: return the USB device IN endpoints interrupt status
mbed_official 87:085cde657901 956 * @param USBx : Selected device
mbed_official 87:085cde657901 957 * @retval HAL status
mbed_official 87:085cde657901 958 */
mbed_official 87:085cde657901 959 uint32_t USB_ReadDevAllInEpInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official 87:085cde657901 960 {
mbed_official 87:085cde657901 961 uint32_t v;
mbed_official 87:085cde657901 962 v = USBx_DEVICE->DAINT;
mbed_official 87:085cde657901 963 v &= USBx_DEVICE->DAINTMSK;
mbed_official 87:085cde657901 964 return ((v & 0xFFFF));
mbed_official 87:085cde657901 965 }
mbed_official 87:085cde657901 966
mbed_official 87:085cde657901 967 /**
mbed_official 87:085cde657901 968 * @brief Returns Device OUT EP Interrupt register
mbed_official 87:085cde657901 969 * @param USBx : Selected device
mbed_official 87:085cde657901 970 * @param epnum : endpoint number
mbed_official 87:085cde657901 971 * This parameter can be a value from 0 to 15
mbed_official 87:085cde657901 972 * @retval Device OUT EP Interrupt register
mbed_official 87:085cde657901 973 */
mbed_official 87:085cde657901 974 uint32_t USB_ReadDevOutEPInterrupt (USB_OTG_GlobalTypeDef *USBx , uint8_t epnum)
mbed_official 87:085cde657901 975 {
mbed_official 87:085cde657901 976 uint32_t v;
mbed_official 87:085cde657901 977 v = USBx_OUTEP(epnum)->DOEPINT;
mbed_official 87:085cde657901 978 v &= USBx_DEVICE->DOEPMSK;
mbed_official 87:085cde657901 979 return v;
mbed_official 87:085cde657901 980 }
mbed_official 87:085cde657901 981
mbed_official 87:085cde657901 982 /**
mbed_official 87:085cde657901 983 * @brief Returns Device IN EP Interrupt register
mbed_official 87:085cde657901 984 * @param USBx : Selected device
mbed_official 87:085cde657901 985 * @param epnum : endpoint number
mbed_official 87:085cde657901 986 * This parameter can be a value from 0 to 15
mbed_official 87:085cde657901 987 * @retval Device IN EP Interrupt register
mbed_official 87:085cde657901 988 */
mbed_official 87:085cde657901 989 uint32_t USB_ReadDevInEPInterrupt (USB_OTG_GlobalTypeDef *USBx , uint8_t epnum)
mbed_official 87:085cde657901 990 {
mbed_official 87:085cde657901 991 uint32_t v, msk, emp;
mbed_official 87:085cde657901 992
mbed_official 87:085cde657901 993 msk = USBx_DEVICE->DIEPMSK;
mbed_official 87:085cde657901 994 emp = USBx_DEVICE->DIEPEMPMSK;
mbed_official 87:085cde657901 995 msk |= ((emp >> epnum) & 0x1) << 7;
mbed_official 87:085cde657901 996 v = USBx_INEP(epnum)->DIEPINT & msk;
mbed_official 87:085cde657901 997 return v;
mbed_official 87:085cde657901 998 }
mbed_official 87:085cde657901 999
mbed_official 87:085cde657901 1000 /**
mbed_official 87:085cde657901 1001 * @brief USB_ClearInterrupts: clear a USB interrupt
mbed_official 87:085cde657901 1002 * @param USBx : Selected device
mbed_official 87:085cde657901 1003 * @param interrupt : interrupt flag
mbed_official 87:085cde657901 1004 * @retval None
mbed_official 87:085cde657901 1005 */
mbed_official 87:085cde657901 1006 void USB_ClearInterrupts (USB_OTG_GlobalTypeDef *USBx, uint32_t interrupt)
mbed_official 87:085cde657901 1007 {
mbed_official 87:085cde657901 1008 USBx->GINTSTS |= interrupt;
mbed_official 87:085cde657901 1009 }
mbed_official 87:085cde657901 1010
mbed_official 87:085cde657901 1011 /**
mbed_official 87:085cde657901 1012 * @brief Returns USB core mode
mbed_official 87:085cde657901 1013 * @param USBx : Selected device
mbed_official 87:085cde657901 1014 * @retval return core mode : Host or Device
mbed_official 87:085cde657901 1015 * This parameter can be one of the these values:
mbed_official 87:085cde657901 1016 * 0 : Host
mbed_official 87:085cde657901 1017 * 1 : Device
mbed_official 87:085cde657901 1018 */
mbed_official 87:085cde657901 1019 uint32_t USB_GetMode(USB_OTG_GlobalTypeDef *USBx)
mbed_official 87:085cde657901 1020 {
mbed_official 87:085cde657901 1021 return ((USBx->GINTSTS ) & 0x1);
mbed_official 87:085cde657901 1022 }
mbed_official 87:085cde657901 1023
mbed_official 87:085cde657901 1024
mbed_official 87:085cde657901 1025 /**
mbed_official 87:085cde657901 1026 * @brief Activate EP0 for Setup transactions
mbed_official 87:085cde657901 1027 * @param USBx : Selected device
mbed_official 87:085cde657901 1028 * @retval HAL status
mbed_official 87:085cde657901 1029 */
mbed_official 87:085cde657901 1030 HAL_StatusTypeDef USB_ActivateSetup (USB_OTG_GlobalTypeDef *USBx)
mbed_official 87:085cde657901 1031 {
mbed_official 87:085cde657901 1032 /* Set the MPS of the IN EP based on the enumeration speed */
mbed_official 87:085cde657901 1033 USBx_INEP(0)->DIEPCTL &= ~USB_OTG_DIEPCTL_MPSIZ;
mbed_official 87:085cde657901 1034
mbed_official 87:085cde657901 1035 if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ)
mbed_official 87:085cde657901 1036 {
mbed_official 87:085cde657901 1037 USBx_INEP(0)->DIEPCTL |= 3;
mbed_official 87:085cde657901 1038 }
mbed_official 87:085cde657901 1039 USBx_DEVICE->DCTL |= USB_OTG_DCTL_CGINAK;
mbed_official 87:085cde657901 1040
mbed_official 87:085cde657901 1041 return HAL_OK;
mbed_official 87:085cde657901 1042 }
mbed_official 87:085cde657901 1043
mbed_official 87:085cde657901 1044
mbed_official 87:085cde657901 1045 /**
mbed_official 87:085cde657901 1046 * @brief Prepare the EP0 to start the first control setup
mbed_official 87:085cde657901 1047 * @param USBx : Selected device
mbed_official 87:085cde657901 1048 * @param dma: USB dma enabled or disabled
mbed_official 87:085cde657901 1049 * This parameter can be one of the these values:
mbed_official 87:085cde657901 1050 * 0 : DMA feature not used
mbed_official 87:085cde657901 1051 * 1 : DMA feature used
mbed_official 87:085cde657901 1052 * @param psetup : pointer to setup packet
mbed_official 87:085cde657901 1053 * @retval HAL status
mbed_official 87:085cde657901 1054 */
mbed_official 87:085cde657901 1055 HAL_StatusTypeDef USB_EP0_OutStart(USB_OTG_GlobalTypeDef *USBx, uint8_t dma, uint8_t *psetup)
mbed_official 87:085cde657901 1056 {
mbed_official 87:085cde657901 1057 USBx_OUTEP(0)->DOEPTSIZ = 0;
mbed_official 87:085cde657901 1058 USBx_OUTEP(0)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official 87:085cde657901 1059 USBx_OUTEP(0)->DOEPTSIZ |= (3 * 8);
mbed_official 87:085cde657901 1060 USBx_OUTEP(0)->DOEPTSIZ |= USB_OTG_DOEPTSIZ_STUPCNT;
mbed_official 87:085cde657901 1061
mbed_official 87:085cde657901 1062 if (dma == 1)
mbed_official 87:085cde657901 1063 {
mbed_official 87:085cde657901 1064 USBx_OUTEP(0)->DOEPDMA = (uint32_t)psetup;
mbed_official 87:085cde657901 1065 /* EP enable */
mbed_official 87:085cde657901 1066 USBx_OUTEP(0)->DOEPCTL = 0x80008000;
mbed_official 87:085cde657901 1067 }
mbed_official 87:085cde657901 1068
mbed_official 87:085cde657901 1069 return HAL_OK;
mbed_official 87:085cde657901 1070 }
mbed_official 87:085cde657901 1071
mbed_official 87:085cde657901 1072
mbed_official 87:085cde657901 1073 /**
mbed_official 87:085cde657901 1074 * @brief Reset the USB Core (needed after USB clock settings change)
mbed_official 87:085cde657901 1075 * @param USBx : Selected device
mbed_official 87:085cde657901 1076 * @retval HAL status
mbed_official 87:085cde657901 1077 */
mbed_official 87:085cde657901 1078 static HAL_StatusTypeDef USB_CoreReset(USB_OTG_GlobalTypeDef *USBx)
mbed_official 87:085cde657901 1079 {
mbed_official 87:085cde657901 1080 uint32_t count = 0;
mbed_official 87:085cde657901 1081
mbed_official 87:085cde657901 1082 /* Wait for AHB master IDLE state. */
mbed_official 87:085cde657901 1083 do
mbed_official 87:085cde657901 1084 {
mbed_official 87:085cde657901 1085 if (++count > 200000)
mbed_official 87:085cde657901 1086 {
mbed_official 106:ced8cbb51063 1087 return HAL_TIMEOUT;
mbed_official 87:085cde657901 1088 }
mbed_official 87:085cde657901 1089 }
mbed_official 87:085cde657901 1090 while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_AHBIDL) == 0);
mbed_official 87:085cde657901 1091
mbed_official 87:085cde657901 1092 /* Core Soft Reset */
mbed_official 87:085cde657901 1093 count = 0;
mbed_official 87:085cde657901 1094 USBx->GRSTCTL |= USB_OTG_GRSTCTL_CSRST;
mbed_official 87:085cde657901 1095
mbed_official 87:085cde657901 1096 do
mbed_official 87:085cde657901 1097 {
mbed_official 87:085cde657901 1098 if (++count > 200000)
mbed_official 87:085cde657901 1099 {
mbed_official 106:ced8cbb51063 1100 return HAL_TIMEOUT;
mbed_official 87:085cde657901 1101 }
mbed_official 87:085cde657901 1102 }
mbed_official 87:085cde657901 1103 while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_CSRST) == USB_OTG_GRSTCTL_CSRST);
mbed_official 87:085cde657901 1104
mbed_official 87:085cde657901 1105 return HAL_OK;
mbed_official 87:085cde657901 1106 }
mbed_official 87:085cde657901 1107
mbed_official 87:085cde657901 1108
mbed_official 87:085cde657901 1109 /**
mbed_official 87:085cde657901 1110 * @brief USB_HostInit : Initializes the USB OTG controller registers
mbed_official 87:085cde657901 1111 * for Host mode
mbed_official 87:085cde657901 1112 * @param USBx : Selected device
mbed_official 87:085cde657901 1113 * @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official 87:085cde657901 1114 * the configuration information for the specified USBx peripheral.
mbed_official 87:085cde657901 1115 * @retval HAL status
mbed_official 87:085cde657901 1116 */
mbed_official 87:085cde657901 1117 HAL_StatusTypeDef USB_HostInit (USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official 87:085cde657901 1118 {
mbed_official 87:085cde657901 1119 uint32_t i;
mbed_official 87:085cde657901 1120
mbed_official 87:085cde657901 1121 /* Restart the Phy Clock */
mbed_official 87:085cde657901 1122 USBx_PCGCCTL = 0;
mbed_official 87:085cde657901 1123
mbed_official 106:ced8cbb51063 1124 /* no VBUS sensing*/
mbed_official 106:ced8cbb51063 1125 USBx->GCCFG &=~ (USB_OTG_GCCFG_VBUSASEN);
mbed_official 106:ced8cbb51063 1126 USBx->GCCFG &=~ (USB_OTG_GCCFG_VBUSBSEN);
mbed_official 106:ced8cbb51063 1127 USBx->GCCFG |= USB_OTG_GCCFG_NOVBUSSENS;
mbed_official 106:ced8cbb51063 1128
mbed_official 87:085cde657901 1129 /* Disable the FS/LS support mode only */
mbed_official 106:ced8cbb51063 1130 if((cfg.speed == USB_OTG_SPEED_FULL)&&
mbed_official 87:085cde657901 1131 (USBx != USB_OTG_FS))
mbed_official 87:085cde657901 1132 {
mbed_official 87:085cde657901 1133 USBx_HOST->HCFG |= USB_OTG_HCFG_FSLSS;
mbed_official 87:085cde657901 1134 }
mbed_official 87:085cde657901 1135 else
mbed_official 87:085cde657901 1136 {
mbed_official 87:085cde657901 1137 USBx_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSS);
mbed_official 87:085cde657901 1138 }
mbed_official 87:085cde657901 1139
mbed_official 87:085cde657901 1140 /* Make sure the FIFOs are flushed. */
mbed_official 87:085cde657901 1141 USB_FlushTxFifo(USBx, 0x10 ); /* all Tx FIFOs */
mbed_official 87:085cde657901 1142 USB_FlushRxFifo(USBx);
mbed_official 87:085cde657901 1143
mbed_official 87:085cde657901 1144 /* Clear all pending HC Interrupts */
mbed_official 87:085cde657901 1145 for (i = 0; i < cfg.Host_channels; i++)
mbed_official 87:085cde657901 1146 {
mbed_official 87:085cde657901 1147 USBx_HC(i)->HCINT = 0xFFFFFFFF;
mbed_official 87:085cde657901 1148 USBx_HC(i)->HCINTMSK = 0;
mbed_official 87:085cde657901 1149 }
mbed_official 87:085cde657901 1150
mbed_official 87:085cde657901 1151 /* Enable VBUS driving */
mbed_official 87:085cde657901 1152 USB_DriveVbus(USBx, 1);
mbed_official 87:085cde657901 1153
mbed_official 87:085cde657901 1154 HAL_Delay(200);
mbed_official 87:085cde657901 1155
mbed_official 87:085cde657901 1156 /* Disable all interrupts. */
mbed_official 87:085cde657901 1157 USBx->GINTMSK = 0;
mbed_official 87:085cde657901 1158
mbed_official 87:085cde657901 1159 /* Clear any pending interrupts */
mbed_official 87:085cde657901 1160 USBx->GINTSTS = 0xFFFFFFFF;
mbed_official 87:085cde657901 1161
mbed_official 87:085cde657901 1162
mbed_official 87:085cde657901 1163 if(USBx == USB_OTG_FS)
mbed_official 87:085cde657901 1164 {
mbed_official 87:085cde657901 1165 /* set Rx FIFO size */
mbed_official 87:085cde657901 1166 USBx->GRXFSIZ = (uint32_t )0x80;
mbed_official 87:085cde657901 1167 USBx->DIEPTXF0_HNPTXFSIZ = (uint32_t )(((0x60 << 16)& USB_OTG_NPTXFD) | 0x80);
mbed_official 106:ced8cbb51063 1168 USBx->HPTXFSIZ = (uint32_t )(((0x40 << 16)& USB_OTG_HPTXFSIZ_PTXFD) | 0xE0);
mbed_official 87:085cde657901 1169
mbed_official 87:085cde657901 1170 }
mbed_official 87:085cde657901 1171
mbed_official 87:085cde657901 1172 else
mbed_official 87:085cde657901 1173 {
mbed_official 87:085cde657901 1174 /* set Rx FIFO size */
mbed_official 87:085cde657901 1175 USBx->GRXFSIZ = (uint32_t )0x200;
mbed_official 87:085cde657901 1176 USBx->DIEPTXF0_HNPTXFSIZ = (uint32_t )(((0x100 << 16)& USB_OTG_NPTXFD) | 0x200);
mbed_official 106:ced8cbb51063 1177 USBx->HPTXFSIZ = (uint32_t )(((0xE0 << 16)& USB_OTG_HPTXFSIZ_PTXFD) | 0x300);
mbed_official 87:085cde657901 1178 }
mbed_official 87:085cde657901 1179
mbed_official 87:085cde657901 1180 /* Enable the common interrupts */
mbed_official 87:085cde657901 1181 if (cfg.dma_enable == DISABLE)
mbed_official 87:085cde657901 1182 {
mbed_official 87:085cde657901 1183 USBx->GINTMSK |= USB_OTG_GINTMSK_RXFLVLM;
mbed_official 87:085cde657901 1184 }
mbed_official 87:085cde657901 1185
mbed_official 87:085cde657901 1186 /* Enable interrupts matching to the Host mode ONLY */
mbed_official 87:085cde657901 1187 USBx->GINTMSK |= (USB_OTG_GINTMSK_PRTIM | USB_OTG_GINTMSK_HCIM |\
mbed_official 106:ced8cbb51063 1188 USB_OTG_GINTMSK_SOFM |USB_OTG_GINTSTS_DISCINT|\
mbed_official 106:ced8cbb51063 1189 USB_OTG_GINTMSK_PXFRM_IISOOXFRM | USB_OTG_GINTMSK_WUIM);
mbed_official 87:085cde657901 1190
mbed_official 87:085cde657901 1191 return HAL_OK;
mbed_official 87:085cde657901 1192 }
mbed_official 87:085cde657901 1193
mbed_official 87:085cde657901 1194 /**
mbed_official 87:085cde657901 1195 * @brief USB_InitFSLSPClkSel : Initializes the FSLSPClkSel field of the
mbed_official 87:085cde657901 1196 * HCFG register on the PHY type and set the right frame interval
mbed_official 87:085cde657901 1197 * @param USBx : Selected device
mbed_official 87:085cde657901 1198 * @param freq : clock frequency
mbed_official 87:085cde657901 1199 * This parameter can be one of the these values:
mbed_official 87:085cde657901 1200 * HCFG_48_MHZ : Full Speed 48 MHz Clock
mbed_official 87:085cde657901 1201 * HCFG_6_MHZ : Low Speed 6 MHz Clock
mbed_official 87:085cde657901 1202 * @retval HAL status
mbed_official 87:085cde657901 1203 */
mbed_official 87:085cde657901 1204 HAL_StatusTypeDef USB_InitFSLSPClkSel(USB_OTG_GlobalTypeDef *USBx , uint8_t freq)
mbed_official 87:085cde657901 1205 {
mbed_official 87:085cde657901 1206 USBx_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSPCS);
mbed_official 87:085cde657901 1207 USBx_HOST->HCFG |= (freq & USB_OTG_HCFG_FSLSPCS);
mbed_official 87:085cde657901 1208
mbed_official 87:085cde657901 1209 if (freq == HCFG_48_MHZ)
mbed_official 87:085cde657901 1210 {
mbed_official 87:085cde657901 1211 USBx_HOST->HFIR = (uint32_t)48000;
mbed_official 87:085cde657901 1212 }
mbed_official 87:085cde657901 1213 else if (freq == HCFG_6_MHZ)
mbed_official 87:085cde657901 1214 {
mbed_official 87:085cde657901 1215 USBx_HOST->HFIR = (uint32_t)6000;
mbed_official 87:085cde657901 1216 }
mbed_official 87:085cde657901 1217 return HAL_OK;
mbed_official 87:085cde657901 1218 }
mbed_official 87:085cde657901 1219
mbed_official 87:085cde657901 1220 /**
mbed_official 87:085cde657901 1221 * @brief USB_OTG_ResetPort : Reset Host Port
mbed_official 87:085cde657901 1222 * @param USBx : Selected device
mbed_official 87:085cde657901 1223 * @retval HAL status
mbed_official 87:085cde657901 1224 * @note : (1)The application must wait at least 10 ms
mbed_official 87:085cde657901 1225 * before clearing the reset bit.
mbed_official 87:085cde657901 1226 */
mbed_official 87:085cde657901 1227 HAL_StatusTypeDef USB_ResetPort(USB_OTG_GlobalTypeDef *USBx)
mbed_official 87:085cde657901 1228 {
mbed_official 87:085cde657901 1229 __IO uint32_t hprt0;
mbed_official 87:085cde657901 1230
mbed_official 87:085cde657901 1231 hprt0 = USBx_HPRT0;
mbed_official 87:085cde657901 1232
mbed_official 87:085cde657901 1233 hprt0 &= ~(USB_OTG_HPRT_PENA | USB_OTG_HPRT_PCDET |\
mbed_official 87:085cde657901 1234 USB_OTG_HPRT_PENCHNG | USB_OTG_HPRT_POCCHNG );
mbed_official 87:085cde657901 1235
mbed_official 87:085cde657901 1236 USBx_HPRT0 = (USB_OTG_HPRT_PRST | hprt0);
mbed_official 87:085cde657901 1237 HAL_Delay (10); /* See Note #1 */
mbed_official 106:ced8cbb51063 1238 USBx_HPRT0 = ((~USB_OTG_HPRT_PRST) & hprt0);
mbed_official 87:085cde657901 1239 return HAL_OK;
mbed_official 87:085cde657901 1240 }
mbed_official 87:085cde657901 1241
mbed_official 87:085cde657901 1242 /**
mbed_official 87:085cde657901 1243 * @brief USB_DriveVbus : activate or de-activate vbus
mbed_official 87:085cde657901 1244 * @param state : VBUS state
mbed_official 87:085cde657901 1245 * This parameter can be one of the these values:
mbed_official 87:085cde657901 1246 * 0 : VBUS Active
mbed_official 87:085cde657901 1247 * 1 : VBUS Inactive
mbed_official 87:085cde657901 1248 * @retval HAL status
mbed_official 87:085cde657901 1249 */
mbed_official 87:085cde657901 1250 HAL_StatusTypeDef USB_DriveVbus (USB_OTG_GlobalTypeDef *USBx, uint8_t state)
mbed_official 87:085cde657901 1251 {
mbed_official 87:085cde657901 1252 __IO uint32_t hprt0;
mbed_official 87:085cde657901 1253
mbed_official 87:085cde657901 1254 hprt0 = USBx_HPRT0;
mbed_official 87:085cde657901 1255 hprt0 &= ~(USB_OTG_HPRT_PENA | USB_OTG_HPRT_PCDET |\
mbed_official 87:085cde657901 1256 USB_OTG_HPRT_PENCHNG | USB_OTG_HPRT_POCCHNG );
mbed_official 87:085cde657901 1257
mbed_official 87:085cde657901 1258 if (((hprt0 & USB_OTG_HPRT_PPWR) == 0 ) && (state == 1 ))
mbed_official 87:085cde657901 1259 {
mbed_official 87:085cde657901 1260 USBx_HPRT0 = (USB_OTG_HPRT_PPWR | hprt0);
mbed_official 87:085cde657901 1261 }
mbed_official 87:085cde657901 1262 if (((hprt0 & USB_OTG_HPRT_PPWR) == USB_OTG_HPRT_PPWR) && (state == 0 ))
mbed_official 87:085cde657901 1263 {
mbed_official 87:085cde657901 1264 USBx_HPRT0 = ((~USB_OTG_HPRT_PPWR) & hprt0);
mbed_official 87:085cde657901 1265 }
mbed_official 87:085cde657901 1266 return HAL_OK;
mbed_official 87:085cde657901 1267 }
mbed_official 87:085cde657901 1268
mbed_official 87:085cde657901 1269 /**
mbed_official 87:085cde657901 1270 * @brief Return Host Core speed
mbed_official 87:085cde657901 1271 * @param USBx : Selected device
mbed_official 87:085cde657901 1272 * @retval speed : Host speed
mbed_official 87:085cde657901 1273 * This parameter can be one of the these values:
mbed_official 87:085cde657901 1274 * @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official 87:085cde657901 1275 * @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official 87:085cde657901 1276 * @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official 87:085cde657901 1277 */
mbed_official 87:085cde657901 1278 uint32_t USB_GetHostSpeed (USB_OTG_GlobalTypeDef *USBx)
mbed_official 87:085cde657901 1279 {
mbed_official 87:085cde657901 1280 __IO uint32_t hprt0;
mbed_official 87:085cde657901 1281
mbed_official 87:085cde657901 1282 hprt0 = USBx_HPRT0;
mbed_official 87:085cde657901 1283 return ((hprt0 & USB_OTG_HPRT_PSPD) >> 17);
mbed_official 87:085cde657901 1284 }
mbed_official 87:085cde657901 1285
mbed_official 87:085cde657901 1286 /**
mbed_official 87:085cde657901 1287 * @brief Return Host Current Frame number
mbed_official 87:085cde657901 1288 * @param USBx : Selected device
mbed_official 87:085cde657901 1289 * @retval current frame number
mbed_official 87:085cde657901 1290 */
mbed_official 87:085cde657901 1291 uint32_t USB_GetCurrentFrame (USB_OTG_GlobalTypeDef *USBx)
mbed_official 87:085cde657901 1292 {
mbed_official 87:085cde657901 1293 return (USBx_HOST->HFNUM & USB_OTG_HFNUM_FRNUM);
mbed_official 87:085cde657901 1294 }
mbed_official 87:085cde657901 1295
mbed_official 87:085cde657901 1296 /**
mbed_official 87:085cde657901 1297 * @brief Initialize a host channel
mbed_official 87:085cde657901 1298 * @param USBx : Selected device
mbed_official 87:085cde657901 1299 * @param ch_num : Channel number
mbed_official 87:085cde657901 1300 * This parameter can be a value from 1 to 15
mbed_official 87:085cde657901 1301 * @param epnum : Endpoint number
mbed_official 87:085cde657901 1302 * This parameter can be a value from 1 to 15
mbed_official 87:085cde657901 1303 * @param dev_address : Current device address
mbed_official 87:085cde657901 1304 * This parameter can be a value from 0 to 255
mbed_official 87:085cde657901 1305 * @param speed : Current device speed
mbed_official 87:085cde657901 1306 * This parameter can be one of the these values:
mbed_official 87:085cde657901 1307 * @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official 87:085cde657901 1308 * @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official 87:085cde657901 1309 * @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official 87:085cde657901 1310 * @param ep_type : Endpoint Type
mbed_official 87:085cde657901 1311 * This parameter can be one of the these values:
mbed_official 87:085cde657901 1312 * @arg EP_TYPE_CTRL: Control type
mbed_official 87:085cde657901 1313 * @arg EP_TYPE_ISOC: Isochrounous type
mbed_official 87:085cde657901 1314 * @arg EP_TYPE_BULK: Bulk type
mbed_official 87:085cde657901 1315 * @arg EP_TYPE_INTR: Interrupt type
mbed_official 87:085cde657901 1316 * @param mps : Max Packet Size
mbed_official 87:085cde657901 1317 * This parameter can be a value from 0 to32K
mbed_official 87:085cde657901 1318 * @retval HAL state
mbed_official 87:085cde657901 1319 */
mbed_official 87:085cde657901 1320 HAL_StatusTypeDef USB_HC_Init(USB_OTG_GlobalTypeDef *USBx,
mbed_official 87:085cde657901 1321 uint8_t ch_num,
mbed_official 87:085cde657901 1322 uint8_t epnum,
mbed_official 87:085cde657901 1323 uint8_t dev_address,
mbed_official 87:085cde657901 1324 uint8_t speed,
mbed_official 87:085cde657901 1325 uint8_t ep_type,
mbed_official 87:085cde657901 1326 uint16_t mps)
mbed_official 87:085cde657901 1327 {
mbed_official 87:085cde657901 1328
mbed_official 87:085cde657901 1329 /* Clear old interrupt conditions for this host channel. */
mbed_official 87:085cde657901 1330 USBx_HC(ch_num)->HCINT = 0xFFFFFFFF;
mbed_official 87:085cde657901 1331
mbed_official 87:085cde657901 1332 /* Enable channel interrupts required for this transfer. */
mbed_official 87:085cde657901 1333 switch (ep_type)
mbed_official 87:085cde657901 1334 {
mbed_official 87:085cde657901 1335 case EP_TYPE_CTRL:
mbed_official 87:085cde657901 1336 case EP_TYPE_BULK:
mbed_official 87:085cde657901 1337
mbed_official 87:085cde657901 1338 USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM |\
mbed_official 87:085cde657901 1339 USB_OTG_HCINTMSK_STALLM |\
mbed_official 87:085cde657901 1340 USB_OTG_HCINTMSK_TXERRM |\
mbed_official 87:085cde657901 1341 USB_OTG_HCINTMSK_DTERRM |\
mbed_official 87:085cde657901 1342 USB_OTG_HCINTMSK_AHBERR |\
mbed_official 87:085cde657901 1343 USB_OTG_HCINTMSK_NAKM ;
mbed_official 87:085cde657901 1344
mbed_official 87:085cde657901 1345 if (epnum & 0x80)
mbed_official 87:085cde657901 1346 {
mbed_official 87:085cde657901 1347 USBx_HC(ch_num)->HCINTMSK |= USB_OTG_HCINTMSK_BBERRM;
mbed_official 87:085cde657901 1348 }
mbed_official 87:085cde657901 1349 else
mbed_official 87:085cde657901 1350 {
mbed_official 87:085cde657901 1351 if(USBx != USB_OTG_FS)
mbed_official 87:085cde657901 1352 {
mbed_official 87:085cde657901 1353 USBx_HC(ch_num)->HCINTMSK |= (USB_OTG_HCINTMSK_NYET | USB_OTG_HCINTMSK_ACKM);
mbed_official 87:085cde657901 1354 }
mbed_official 87:085cde657901 1355 }
mbed_official 87:085cde657901 1356 break;
mbed_official 87:085cde657901 1357 case EP_TYPE_INTR:
mbed_official 87:085cde657901 1358
mbed_official 87:085cde657901 1359 USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM |\
mbed_official 87:085cde657901 1360 USB_OTG_HCINTMSK_STALLM |\
mbed_official 87:085cde657901 1361 USB_OTG_HCINTMSK_TXERRM |\
mbed_official 87:085cde657901 1362 USB_OTG_HCINTMSK_DTERRM |\
mbed_official 87:085cde657901 1363 USB_OTG_HCINTMSK_NAKM |\
mbed_official 87:085cde657901 1364 USB_OTG_HCINTMSK_AHBERR |\
mbed_official 87:085cde657901 1365 USB_OTG_HCINTMSK_FRMORM ;
mbed_official 87:085cde657901 1366
mbed_official 87:085cde657901 1367 if (epnum & 0x80)
mbed_official 87:085cde657901 1368 {
mbed_official 87:085cde657901 1369 USBx_HC(ch_num)->HCINTMSK |= USB_OTG_HCINTMSK_BBERRM;
mbed_official 87:085cde657901 1370 }
mbed_official 87:085cde657901 1371
mbed_official 87:085cde657901 1372 break;
mbed_official 87:085cde657901 1373 case EP_TYPE_ISOC:
mbed_official 87:085cde657901 1374
mbed_official 87:085cde657901 1375 USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM |\
mbed_official 87:085cde657901 1376 USB_OTG_HCINTMSK_ACKM |\
mbed_official 87:085cde657901 1377 USB_OTG_HCINTMSK_AHBERR |\
mbed_official 87:085cde657901 1378 USB_OTG_HCINTMSK_FRMORM ;
mbed_official 87:085cde657901 1379
mbed_official 87:085cde657901 1380 if (epnum & 0x80)
mbed_official 87:085cde657901 1381 {
mbed_official 87:085cde657901 1382 USBx_HC(ch_num)->HCINTMSK |= (USB_OTG_HCINTMSK_TXERRM | USB_OTG_HCINTMSK_BBERRM);
mbed_official 87:085cde657901 1383 }
mbed_official 87:085cde657901 1384 break;
mbed_official 87:085cde657901 1385 }
mbed_official 87:085cde657901 1386
mbed_official 87:085cde657901 1387 /* Enable the top level host channel interrupt. */
mbed_official 87:085cde657901 1388 USBx_HOST->HAINTMSK |= (1 << ch_num);
mbed_official 87:085cde657901 1389
mbed_official 87:085cde657901 1390 /* Make sure host channel interrupts are enabled. */
mbed_official 87:085cde657901 1391 USBx->GINTMSK |= USB_OTG_GINTMSK_HCIM;
mbed_official 87:085cde657901 1392
mbed_official 87:085cde657901 1393 /* Program the HCCHAR register */
mbed_official 87:085cde657901 1394 USBx_HC(ch_num)->HCCHAR = (((dev_address << 22) & USB_OTG_HCCHAR_DAD) |\
mbed_official 87:085cde657901 1395 (((epnum & 0x7F)<< 11) & USB_OTG_HCCHAR_EPNUM)|\
mbed_official 87:085cde657901 1396 ((((epnum & 0x80) == 0x80)<< 15) & USB_OTG_HCCHAR_EPDIR)|\
mbed_official 87:085cde657901 1397 (((speed == HPRT0_PRTSPD_LOW_SPEED)<< 17) & USB_OTG_HCCHAR_LSDEV)|\
mbed_official 87:085cde657901 1398 ((ep_type << 18) & USB_OTG_HCCHAR_EPTYP)|\
mbed_official 87:085cde657901 1399 (mps & USB_OTG_HCCHAR_MPSIZ));
mbed_official 87:085cde657901 1400
mbed_official 106:ced8cbb51063 1401 if (ep_type == EP_TYPE_INTR)
mbed_official 87:085cde657901 1402 {
mbed_official 87:085cde657901 1403 USBx_HC(ch_num)->HCCHAR |= USB_OTG_HCCHAR_ODDFRM ;
mbed_official 87:085cde657901 1404 }
mbed_official 87:085cde657901 1405
mbed_official 87:085cde657901 1406 return HAL_OK;
mbed_official 87:085cde657901 1407 }
mbed_official 87:085cde657901 1408
mbed_official 87:085cde657901 1409 /**
mbed_official 87:085cde657901 1410 * @brief Start a transfer over a host channel
mbed_official 87:085cde657901 1411 * @param USBx : Selected device
mbed_official 87:085cde657901 1412 * @param hc : pointer to host channel structure
mbed_official 87:085cde657901 1413 * @param dma: USB dma enabled or disabled
mbed_official 87:085cde657901 1414 * This parameter can be one of the these values:
mbed_official 87:085cde657901 1415 * 0 : DMA feature not used
mbed_official 87:085cde657901 1416 * 1 : DMA feature used
mbed_official 87:085cde657901 1417 * @retval HAL state
mbed_official 87:085cde657901 1418 */
mbed_official 87:085cde657901 1419 #if defined (__CC_ARM) /*!< ARM Compiler */
mbed_official 87:085cde657901 1420 #pragma O0
mbed_official 87:085cde657901 1421 #elif defined (__GNUC__) /*!< GNU Compiler */
mbed_official 87:085cde657901 1422 #pragma GCC optimize ("O0")
mbed_official 87:085cde657901 1423 #elif defined (__TASKING__) /*!< TASKING Compiler */
mbed_official 87:085cde657901 1424 #pragma optimize=0
mbed_official 87:085cde657901 1425 #endif /* __CC_ARM */
mbed_official 87:085cde657901 1426 HAL_StatusTypeDef USB_HC_StartXfer(USB_OTG_GlobalTypeDef *USBx, USB_OTG_HCTypeDef *hc, uint8_t dma)
mbed_official 87:085cde657901 1427 {
mbed_official 87:085cde657901 1428 uint8_t is_oddframe = 0;
mbed_official 87:085cde657901 1429 uint16_t len_words = 0;
mbed_official 87:085cde657901 1430 uint16_t num_packets = 0;
mbed_official 87:085cde657901 1431 uint16_t max_hc_pkt_count = 256;
mbed_official 87:085cde657901 1432
mbed_official 87:085cde657901 1433 if((USBx != USB_OTG_FS) && (hc->speed == USB_OTG_SPEED_HIGH))
mbed_official 87:085cde657901 1434 {
mbed_official 87:085cde657901 1435 if((dma == 0) && (hc->do_ping == 1))
mbed_official 87:085cde657901 1436 {
mbed_official 87:085cde657901 1437 USB_DoPing(USBx, hc->ch_num);
mbed_official 87:085cde657901 1438 return HAL_OK;
mbed_official 87:085cde657901 1439 }
mbed_official 87:085cde657901 1440 }
mbed_official 87:085cde657901 1441
mbed_official 87:085cde657901 1442 /* Compute the expected number of packets associated to the transfer */
mbed_official 87:085cde657901 1443 if (hc->xfer_len > 0)
mbed_official 87:085cde657901 1444 {
mbed_official 87:085cde657901 1445 num_packets = (hc->xfer_len + hc->max_packet - 1) / hc->max_packet;
mbed_official 87:085cde657901 1446
mbed_official 87:085cde657901 1447 if (num_packets > max_hc_pkt_count)
mbed_official 87:085cde657901 1448 {
mbed_official 87:085cde657901 1449 num_packets = max_hc_pkt_count;
mbed_official 87:085cde657901 1450 hc->xfer_len = num_packets * hc->max_packet;
mbed_official 87:085cde657901 1451 }
mbed_official 87:085cde657901 1452 }
mbed_official 87:085cde657901 1453 else
mbed_official 87:085cde657901 1454 {
mbed_official 87:085cde657901 1455 num_packets = 1;
mbed_official 87:085cde657901 1456 }
mbed_official 87:085cde657901 1457 if (hc->ep_is_in)
mbed_official 87:085cde657901 1458 {
mbed_official 87:085cde657901 1459 hc->xfer_len = num_packets * hc->max_packet;
mbed_official 87:085cde657901 1460 }
mbed_official 87:085cde657901 1461
mbed_official 87:085cde657901 1462
mbed_official 87:085cde657901 1463
mbed_official 87:085cde657901 1464 /* Initialize the HCTSIZn register */
mbed_official 87:085cde657901 1465 USBx_HC(hc->ch_num)->HCTSIZ = (((hc->xfer_len) & USB_OTG_HCTSIZ_XFRSIZ)) |\
mbed_official 87:085cde657901 1466 ((num_packets << 19) & USB_OTG_HCTSIZ_PKTCNT) |\
mbed_official 87:085cde657901 1467 (((hc->data_pid) << 29) & USB_OTG_HCTSIZ_DPID);
mbed_official 87:085cde657901 1468
mbed_official 87:085cde657901 1469 if (dma)
mbed_official 87:085cde657901 1470 {
mbed_official 87:085cde657901 1471 /* xfer_buff MUST be 32-bits aligned */
mbed_official 87:085cde657901 1472 USBx_HC(hc->ch_num)->HCDMA = (uint32_t)hc->xfer_buff;
mbed_official 87:085cde657901 1473 }
mbed_official 87:085cde657901 1474
mbed_official 87:085cde657901 1475 is_oddframe = (USBx_HOST->HFNUM & 0x01) ? 0 : 1;
mbed_official 87:085cde657901 1476 USBx_HC(hc->ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_ODDFRM;
mbed_official 87:085cde657901 1477 USBx_HC(hc->ch_num)->HCCHAR |= (is_oddframe << 29);
mbed_official 87:085cde657901 1478
mbed_official 87:085cde657901 1479 /* Set host channel enable */
mbed_official 87:085cde657901 1480 USBx_HC(hc->ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHDIS;
mbed_official 87:085cde657901 1481 USBx_HC(hc->ch_num)->HCCHAR |= USB_OTG_HCCHAR_CHENA;
mbed_official 87:085cde657901 1482
mbed_official 87:085cde657901 1483 if (dma == 0) /* Slave mode */
mbed_official 87:085cde657901 1484 {
mbed_official 87:085cde657901 1485 if((hc->ep_is_in == 0) && (hc->xfer_len > 0))
mbed_official 87:085cde657901 1486 {
mbed_official 87:085cde657901 1487 switch(hc->ep_type)
mbed_official 87:085cde657901 1488 {
mbed_official 87:085cde657901 1489 /* Non periodic transfer */
mbed_official 87:085cde657901 1490 case EP_TYPE_CTRL:
mbed_official 87:085cde657901 1491 case EP_TYPE_BULK:
mbed_official 87:085cde657901 1492
mbed_official 87:085cde657901 1493 len_words = (hc->xfer_len + 3) / 4;
mbed_official 87:085cde657901 1494
mbed_official 87:085cde657901 1495 /* check if there is enough space in FIFO space */
mbed_official 87:085cde657901 1496 if(len_words > (USBx->HNPTXSTS & 0xFFFF))
mbed_official 87:085cde657901 1497 {
mbed_official 87:085cde657901 1498 /* need to process data in nptxfempty interrupt */
mbed_official 87:085cde657901 1499 USBx->GINTMSK |= USB_OTG_GINTMSK_NPTXFEM;
mbed_official 87:085cde657901 1500 }
mbed_official 87:085cde657901 1501 break;
mbed_official 87:085cde657901 1502 /* Periodic transfer */
mbed_official 87:085cde657901 1503 case EP_TYPE_INTR:
mbed_official 87:085cde657901 1504 case EP_TYPE_ISOC:
mbed_official 87:085cde657901 1505 len_words = (hc->xfer_len + 3) / 4;
mbed_official 87:085cde657901 1506 /* check if there is enough space in FIFO space */
mbed_official 87:085cde657901 1507 if(len_words > (USBx_HOST->HPTXSTS & 0xFFFF)) /* split the transfer */
mbed_official 87:085cde657901 1508 {
mbed_official 87:085cde657901 1509 /* need to process data in ptxfempty interrupt */
mbed_official 87:085cde657901 1510 USBx->GINTMSK |= USB_OTG_GINTMSK_PTXFEM;
mbed_official 87:085cde657901 1511 }
mbed_official 87:085cde657901 1512 break;
mbed_official 87:085cde657901 1513
mbed_official 87:085cde657901 1514 default:
mbed_official 87:085cde657901 1515 break;
mbed_official 87:085cde657901 1516 }
mbed_official 87:085cde657901 1517
mbed_official 87:085cde657901 1518 /* Write packet into the Tx FIFO. */
mbed_official 87:085cde657901 1519 USB_WritePacket(USBx, hc->xfer_buff, hc->ch_num, hc->xfer_len, 0);
mbed_official 87:085cde657901 1520 }
mbed_official 87:085cde657901 1521 }
mbed_official 87:085cde657901 1522
mbed_official 87:085cde657901 1523 return HAL_OK;
mbed_official 87:085cde657901 1524 }
mbed_official 87:085cde657901 1525
mbed_official 87:085cde657901 1526 /**
mbed_official 87:085cde657901 1527 * @brief Read all host channel interrupts status
mbed_official 87:085cde657901 1528 * @param USBx : Selected device
mbed_official 87:085cde657901 1529 * @retval HAL state
mbed_official 87:085cde657901 1530 */
mbed_official 87:085cde657901 1531 uint32_t USB_HC_ReadInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official 87:085cde657901 1532 {
mbed_official 87:085cde657901 1533 return ((USBx_HOST->HAINT) & 0xFFFF);
mbed_official 87:085cde657901 1534 }
mbed_official 87:085cde657901 1535
mbed_official 87:085cde657901 1536 /**
mbed_official 87:085cde657901 1537 * @brief Halt a host channel
mbed_official 87:085cde657901 1538 * @param USBx : Selected device
mbed_official 87:085cde657901 1539 * @param hc_num : Host Channel number
mbed_official 87:085cde657901 1540 * This parameter can be a value from 1 to 15
mbed_official 87:085cde657901 1541 * @retval HAL state
mbed_official 87:085cde657901 1542 */
mbed_official 87:085cde657901 1543 HAL_StatusTypeDef USB_HC_Halt(USB_OTG_GlobalTypeDef *USBx , uint8_t hc_num)
mbed_official 87:085cde657901 1544 {
mbed_official 106:ced8cbb51063 1545 uint32_t count = 0;
mbed_official 106:ced8cbb51063 1546
mbed_official 87:085cde657901 1547 /* Check for space in the request queue to issue the halt. */
mbed_official 87:085cde657901 1548 if (((USBx_HC(hc_num)->HCCHAR) & (HCCHAR_CTRL << 18)) || ((USBx_HC(hc_num)->HCCHAR) & (HCCHAR_BULK << 18)))
mbed_official 87:085cde657901 1549 {
mbed_official 87:085cde657901 1550 USBx_HC(hc_num)->HCCHAR |= USB_OTG_HCCHAR_CHDIS;
mbed_official 87:085cde657901 1551
mbed_official 87:085cde657901 1552 if ((USBx->HNPTXSTS & 0xFFFF) == 0)
mbed_official 87:085cde657901 1553 {
mbed_official 106:ced8cbb51063 1554 USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHENA;
mbed_official 106:ced8cbb51063 1555 USBx_HC(hc_num)->HCCHAR |= USB_OTG_HCCHAR_CHENA;
mbed_official 106:ced8cbb51063 1556 USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official 106:ced8cbb51063 1557 do
mbed_official 106:ced8cbb51063 1558 {
mbed_official 106:ced8cbb51063 1559 if (++count > 1000)
mbed_official 106:ced8cbb51063 1560 {
mbed_official 106:ced8cbb51063 1561 break;
mbed_official 106:ced8cbb51063 1562 }
mbed_official 106:ced8cbb51063 1563 }
mbed_official 106:ced8cbb51063 1564 while ((USBx_HC(hc_num)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA);
mbed_official 87:085cde657901 1565 }
mbed_official 87:085cde657901 1566 else
mbed_official 87:085cde657901 1567 {
mbed_official 106:ced8cbb51063 1568 USBx_HC(hc_num)->HCCHAR |= USB_OTG_HCCHAR_CHENA;
mbed_official 87:085cde657901 1569 }
mbed_official 87:085cde657901 1570 }
mbed_official 87:085cde657901 1571 else
mbed_official 87:085cde657901 1572 {
mbed_official 87:085cde657901 1573 USBx_HC(hc_num)->HCCHAR |= USB_OTG_HCCHAR_CHDIS;
mbed_official 87:085cde657901 1574
mbed_official 87:085cde657901 1575 if ((USBx_HOST->HPTXSTS & 0xFFFF) == 0)
mbed_official 87:085cde657901 1576 {
mbed_official 106:ced8cbb51063 1577 USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHENA;
mbed_official 106:ced8cbb51063 1578 USBx_HC(hc_num)->HCCHAR |= USB_OTG_HCCHAR_CHENA;
mbed_official 106:ced8cbb51063 1579 USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official 106:ced8cbb51063 1580 do
mbed_official 106:ced8cbb51063 1581 {
mbed_official 106:ced8cbb51063 1582 if (++count > 1000)
mbed_official 106:ced8cbb51063 1583 {
mbed_official 106:ced8cbb51063 1584 break;
mbed_official 106:ced8cbb51063 1585 }
mbed_official 106:ced8cbb51063 1586 }
mbed_official 106:ced8cbb51063 1587 while ((USBx_HC(hc_num)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA);
mbed_official 87:085cde657901 1588 }
mbed_official 87:085cde657901 1589 else
mbed_official 87:085cde657901 1590 {
mbed_official 87:085cde657901 1591 USBx_HC(hc_num)->HCCHAR |= USB_OTG_HCCHAR_CHENA;
mbed_official 87:085cde657901 1592 }
mbed_official 87:085cde657901 1593 }
mbed_official 87:085cde657901 1594
mbed_official 87:085cde657901 1595 return HAL_OK;
mbed_official 87:085cde657901 1596 }
mbed_official 87:085cde657901 1597
mbed_official 87:085cde657901 1598 /**
mbed_official 87:085cde657901 1599 * @brief Initiate Do Ping protocol
mbed_official 87:085cde657901 1600 * @param USBx : Selected device
mbed_official 87:085cde657901 1601 * @param hc_num : Host Channel number
mbed_official 87:085cde657901 1602 * This parameter can be a value from 1 to 15
mbed_official 87:085cde657901 1603 * @retval HAL state
mbed_official 87:085cde657901 1604 */
mbed_official 87:085cde657901 1605 HAL_StatusTypeDef USB_DoPing(USB_OTG_GlobalTypeDef *USBx , uint8_t ch_num)
mbed_official 87:085cde657901 1606 {
mbed_official 87:085cde657901 1607 uint8_t num_packets = 1;
mbed_official 87:085cde657901 1608
mbed_official 87:085cde657901 1609 USBx_HC(ch_num)->HCTSIZ = ((num_packets << 19) & USB_OTG_HCTSIZ_PKTCNT) |\
mbed_official 87:085cde657901 1610 USB_OTG_HCTSIZ_DOPING;
mbed_official 87:085cde657901 1611
mbed_official 87:085cde657901 1612 /* Set host channel enable */
mbed_official 87:085cde657901 1613 USBx_HC(ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHDIS;
mbed_official 87:085cde657901 1614 USBx_HC(ch_num)->HCCHAR |= USB_OTG_HCCHAR_CHENA;
mbed_official 87:085cde657901 1615
mbed_official 87:085cde657901 1616 return HAL_OK;
mbed_official 87:085cde657901 1617 }
mbed_official 87:085cde657901 1618
mbed_official 87:085cde657901 1619 /**
mbed_official 87:085cde657901 1620 * @brief Stop Host Core
mbed_official 87:085cde657901 1621 * @param USBx : Selected device
mbed_official 87:085cde657901 1622 * @retval HAL state
mbed_official 87:085cde657901 1623 */
mbed_official 87:085cde657901 1624 HAL_StatusTypeDef USB_StopHost(USB_OTG_GlobalTypeDef *USBx)
mbed_official 87:085cde657901 1625 {
mbed_official 87:085cde657901 1626 uint8_t i;
mbed_official 106:ced8cbb51063 1627 uint32_t count = 0;
mbed_official 106:ced8cbb51063 1628 uint32_t value;
mbed_official 106:ced8cbb51063 1629
mbed_official 87:085cde657901 1630 USB_DisableGlobalInt(USBx);
mbed_official 87:085cde657901 1631
mbed_official 106:ced8cbb51063 1632 /* Flush FIFO */
mbed_official 87:085cde657901 1633 USB_FlushTxFifo(USBx, 0x10);
mbed_official 87:085cde657901 1634 USB_FlushRxFifo(USBx);
mbed_official 87:085cde657901 1635
mbed_official 106:ced8cbb51063 1636 /* Flush out any leftover queued requests. */
mbed_official 106:ced8cbb51063 1637 for (i = 0; i <= 15; i++)
mbed_official 106:ced8cbb51063 1638 {
mbed_official 106:ced8cbb51063 1639
mbed_official 106:ced8cbb51063 1640 value = USBx_HC(i)->HCCHAR ;
mbed_official 106:ced8cbb51063 1641 value |= USB_OTG_HCCHAR_CHDIS;
mbed_official 106:ced8cbb51063 1642 value &= ~USB_OTG_HCCHAR_CHENA;
mbed_official 106:ced8cbb51063 1643 value &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official 106:ced8cbb51063 1644 USBx_HC(i)->HCCHAR = value;
mbed_official 106:ced8cbb51063 1645 }
mbed_official 106:ced8cbb51063 1646
mbed_official 106:ced8cbb51063 1647 /* Halt all channels to put them into a known state. */
mbed_official 106:ced8cbb51063 1648 for (i = 0; i <= 15; i++)
mbed_official 106:ced8cbb51063 1649 {
mbed_official 106:ced8cbb51063 1650
mbed_official 106:ced8cbb51063 1651 value = USBx_HC(i)->HCCHAR ;
mbed_official 106:ced8cbb51063 1652
mbed_official 106:ced8cbb51063 1653 value |= USB_OTG_HCCHAR_CHDIS;
mbed_official 106:ced8cbb51063 1654 value |= USB_OTG_HCCHAR_CHENA;
mbed_official 106:ced8cbb51063 1655 value &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official 106:ced8cbb51063 1656
mbed_official 106:ced8cbb51063 1657 USBx_HC(i)->HCCHAR = value;
mbed_official 106:ced8cbb51063 1658 do
mbed_official 106:ced8cbb51063 1659 {
mbed_official 106:ced8cbb51063 1660 if (++count > 1000)
mbed_official 106:ced8cbb51063 1661 {
mbed_official 106:ced8cbb51063 1662 break;
mbed_official 106:ced8cbb51063 1663 }
mbed_official 106:ced8cbb51063 1664 }
mbed_official 106:ced8cbb51063 1665 while ((USBx_HC(i)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA);
mbed_official 106:ced8cbb51063 1666 }
mbed_official 106:ced8cbb51063 1667
mbed_official 87:085cde657901 1668 /* Clear any pending Host interrups */
mbed_official 87:085cde657901 1669 USBx_HOST->HAINT = 0xFFFFFFFF;
mbed_official 87:085cde657901 1670 USBx->GINTSTS = 0xFFFFFFFF;
mbed_official 87:085cde657901 1671 USB_EnableGlobalInt(USBx);
mbed_official 87:085cde657901 1672 return HAL_OK;
mbed_official 87:085cde657901 1673 }
mbed_official 87:085cde657901 1674 /**
mbed_official 87:085cde657901 1675 * @}
mbed_official 87:085cde657901 1676 */
mbed_official 87:085cde657901 1677
mbed_official 87:085cde657901 1678 #endif /* defined (HAL_PCD_MODULE_ENABLED) || defined (HAL_HCD_MODULE_ENABLED) */
mbed_official 87:085cde657901 1679
mbed_official 87:085cde657901 1680 /**
mbed_official 87:085cde657901 1681 * @}
mbed_official 87:085cde657901 1682 */
mbed_official 87:085cde657901 1683
mbed_official 87:085cde657901 1684 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/