Initial commit
mbed-dev-master/targets/TARGET_STM/TARGET_STM32F4/device/stm32f4xx_ll_usb.c@0:bb348c97df44, 2020-09-16 (annotated)
- Committer:
- lypinator
- Date:
- Wed Sep 16 01:11:49 2020 +0000
- Revision:
- 0:bb348c97df44
Added PWM
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
lypinator | 0:bb348c97df44 | 1 | /** |
lypinator | 0:bb348c97df44 | 2 | ****************************************************************************** |
lypinator | 0:bb348c97df44 | 3 | * @file stm32f4xx_ll_usb.c |
lypinator | 0:bb348c97df44 | 4 | * @author MCD Application Team |
lypinator | 0:bb348c97df44 | 5 | * @brief USB Low Layer HAL module driver. |
lypinator | 0:bb348c97df44 | 6 | * |
lypinator | 0:bb348c97df44 | 7 | * This file provides firmware functions to manage the following |
lypinator | 0:bb348c97df44 | 8 | * functionalities of the USB Peripheral Controller: |
lypinator | 0:bb348c97df44 | 9 | * + Initialization/de-initialization functions |
lypinator | 0:bb348c97df44 | 10 | * + I/O operation functions |
lypinator | 0:bb348c97df44 | 11 | * + Peripheral Control functions |
lypinator | 0:bb348c97df44 | 12 | * + Peripheral State functions |
lypinator | 0:bb348c97df44 | 13 | * |
lypinator | 0:bb348c97df44 | 14 | @verbatim |
lypinator | 0:bb348c97df44 | 15 | ============================================================================== |
lypinator | 0:bb348c97df44 | 16 | ##### How to use this driver ##### |
lypinator | 0:bb348c97df44 | 17 | ============================================================================== |
lypinator | 0:bb348c97df44 | 18 | [..] |
lypinator | 0:bb348c97df44 | 19 | (#) Fill parameters of Init structure in USB_OTG_CfgTypeDef structure. |
lypinator | 0:bb348c97df44 | 20 | |
lypinator | 0:bb348c97df44 | 21 | (#) Call USB_CoreInit() API to initialize the USB Core peripheral. |
lypinator | 0:bb348c97df44 | 22 | |
lypinator | 0:bb348c97df44 | 23 | (#) The upper HAL HCD/PCD driver will call the right routines for its internal processes. |
lypinator | 0:bb348c97df44 | 24 | |
lypinator | 0:bb348c97df44 | 25 | @endverbatim |
lypinator | 0:bb348c97df44 | 26 | ****************************************************************************** |
lypinator | 0:bb348c97df44 | 27 | * @attention |
lypinator | 0:bb348c97df44 | 28 | * |
lypinator | 0:bb348c97df44 | 29 | * <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics</center></h2> |
lypinator | 0:bb348c97df44 | 30 | * |
lypinator | 0:bb348c97df44 | 31 | * Redistribution and use in source and binary forms, with or without modification, |
lypinator | 0:bb348c97df44 | 32 | * are permitted provided that the following conditions are met: |
lypinator | 0:bb348c97df44 | 33 | * 1. Redistributions of source code must retain the above copyright notice, |
lypinator | 0:bb348c97df44 | 34 | * this list of conditions and the following disclaimer. |
lypinator | 0:bb348c97df44 | 35 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
lypinator | 0:bb348c97df44 | 36 | * this list of conditions and the following disclaimer in the documentation |
lypinator | 0:bb348c97df44 | 37 | * and/or other materials provided with the distribution. |
lypinator | 0:bb348c97df44 | 38 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
lypinator | 0:bb348c97df44 | 39 | * may be used to endorse or promote products derived from this software |
lypinator | 0:bb348c97df44 | 40 | * without specific prior written permission. |
lypinator | 0:bb348c97df44 | 41 | * |
lypinator | 0:bb348c97df44 | 42 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
lypinator | 0:bb348c97df44 | 43 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
lypinator | 0:bb348c97df44 | 44 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
lypinator | 0:bb348c97df44 | 45 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
lypinator | 0:bb348c97df44 | 46 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
lypinator | 0:bb348c97df44 | 47 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
lypinator | 0:bb348c97df44 | 48 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
lypinator | 0:bb348c97df44 | 49 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
lypinator | 0:bb348c97df44 | 50 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
lypinator | 0:bb348c97df44 | 51 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
lypinator | 0:bb348c97df44 | 52 | * |
lypinator | 0:bb348c97df44 | 53 | ****************************************************************************** |
lypinator | 0:bb348c97df44 | 54 | */ |
lypinator | 0:bb348c97df44 | 55 | |
lypinator | 0:bb348c97df44 | 56 | /* Includes ------------------------------------------------------------------*/ |
lypinator | 0:bb348c97df44 | 57 | #include "stm32f4xx_hal.h" |
lypinator | 0:bb348c97df44 | 58 | |
lypinator | 0:bb348c97df44 | 59 | /** @addtogroup STM32F4xx_LL_USB_DRIVER |
lypinator | 0:bb348c97df44 | 60 | * @{ |
lypinator | 0:bb348c97df44 | 61 | */ |
lypinator | 0:bb348c97df44 | 62 | |
lypinator | 0:bb348c97df44 | 63 | #if defined(HAL_PCD_MODULE_ENABLED) || defined(HAL_HCD_MODULE_ENABLED) |
lypinator | 0:bb348c97df44 | 64 | #if defined(STM32F405xx) || defined(STM32F415xx) || defined(STM32F407xx) || defined(STM32F417xx) || \ |
lypinator | 0:bb348c97df44 | 65 | defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx) || \ |
lypinator | 0:bb348c97df44 | 66 | defined(STM32F401xC) || defined(STM32F401xE) || defined(STM32F411xE) || defined(STM32F446xx) || \ |
lypinator | 0:bb348c97df44 | 67 | defined(STM32F469xx) || defined(STM32F479xx) || defined(STM32F412Zx) || defined(STM32F412Vx) || \ |
lypinator | 0:bb348c97df44 | 68 | defined(STM32F412Rx) || defined(STM32F412Cx) || defined(STM32F413xx) || defined(STM32F423xx) |
lypinator | 0:bb348c97df44 | 69 | /* Private typedef -----------------------------------------------------------*/ |
lypinator | 0:bb348c97df44 | 70 | /* Private define ------------------------------------------------------------*/ |
lypinator | 0:bb348c97df44 | 71 | /* Private macro -------------------------------------------------------------*/ |
lypinator | 0:bb348c97df44 | 72 | /* Private variables ---------------------------------------------------------*/ |
lypinator | 0:bb348c97df44 | 73 | /* Private function prototypes -----------------------------------------------*/ |
lypinator | 0:bb348c97df44 | 74 | /* Private functions ---------------------------------------------------------*/ |
lypinator | 0:bb348c97df44 | 75 | static HAL_StatusTypeDef USB_CoreReset(USB_OTG_GlobalTypeDef *USBx); |
lypinator | 0:bb348c97df44 | 76 | |
lypinator | 0:bb348c97df44 | 77 | /* Exported functions --------------------------------------------------------*/ |
lypinator | 0:bb348c97df44 | 78 | |
lypinator | 0:bb348c97df44 | 79 | /** @defgroup LL_USB_Exported_Functions USB Low Layer Exported Functions |
lypinator | 0:bb348c97df44 | 80 | * @{ |
lypinator | 0:bb348c97df44 | 81 | */ |
lypinator | 0:bb348c97df44 | 82 | |
lypinator | 0:bb348c97df44 | 83 | /** @defgroup LL_USB_Group1 Initialization/de-initialization functions |
lypinator | 0:bb348c97df44 | 84 | * @brief Initialization and Configuration functions |
lypinator | 0:bb348c97df44 | 85 | * |
lypinator | 0:bb348c97df44 | 86 | @verbatim |
lypinator | 0:bb348c97df44 | 87 | =============================================================================== |
lypinator | 0:bb348c97df44 | 88 | ##### Initialization/de-initialization functions ##### |
lypinator | 0:bb348c97df44 | 89 | =============================================================================== |
lypinator | 0:bb348c97df44 | 90 | [..] This section provides functions allowing to: |
lypinator | 0:bb348c97df44 | 91 | |
lypinator | 0:bb348c97df44 | 92 | @endverbatim |
lypinator | 0:bb348c97df44 | 93 | * @{ |
lypinator | 0:bb348c97df44 | 94 | */ |
lypinator | 0:bb348c97df44 | 95 | |
lypinator | 0:bb348c97df44 | 96 | /** |
lypinator | 0:bb348c97df44 | 97 | * @brief Initializes the USB Core |
lypinator | 0:bb348c97df44 | 98 | * @param USBx USB Instance |
lypinator | 0:bb348c97df44 | 99 | * @param cfg pointer to a USB_OTG_CfgTypeDef structure that contains |
lypinator | 0:bb348c97df44 | 100 | * the configuration information for the specified USBx peripheral. |
lypinator | 0:bb348c97df44 | 101 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 102 | */ |
lypinator | 0:bb348c97df44 | 103 | HAL_StatusTypeDef USB_CoreInit(USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg) |
lypinator | 0:bb348c97df44 | 104 | { |
lypinator | 0:bb348c97df44 | 105 | if (cfg.phy_itface == USB_OTG_ULPI_PHY) |
lypinator | 0:bb348c97df44 | 106 | { |
lypinator | 0:bb348c97df44 | 107 | |
lypinator | 0:bb348c97df44 | 108 | USBx->GCCFG &= ~(USB_OTG_GCCFG_PWRDWN); |
lypinator | 0:bb348c97df44 | 109 | |
lypinator | 0:bb348c97df44 | 110 | /* Init The ULPI Interface */ |
lypinator | 0:bb348c97df44 | 111 | USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_TSDPS | USB_OTG_GUSBCFG_ULPIFSLS | USB_OTG_GUSBCFG_PHYSEL); |
lypinator | 0:bb348c97df44 | 112 | |
lypinator | 0:bb348c97df44 | 113 | /* Select vbus source */ |
lypinator | 0:bb348c97df44 | 114 | USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_ULPIEVBUSD | USB_OTG_GUSBCFG_ULPIEVBUSI); |
lypinator | 0:bb348c97df44 | 115 | if(cfg.use_external_vbus == 1U) |
lypinator | 0:bb348c97df44 | 116 | { |
lypinator | 0:bb348c97df44 | 117 | USBx->GUSBCFG |= USB_OTG_GUSBCFG_ULPIEVBUSD; |
lypinator | 0:bb348c97df44 | 118 | } |
lypinator | 0:bb348c97df44 | 119 | /* Reset after a PHY select */ |
lypinator | 0:bb348c97df44 | 120 | USB_CoreReset(USBx); |
lypinator | 0:bb348c97df44 | 121 | } |
lypinator | 0:bb348c97df44 | 122 | else /* FS interface (embedded Phy) */ |
lypinator | 0:bb348c97df44 | 123 | { |
lypinator | 0:bb348c97df44 | 124 | /* Select FS Embedded PHY */ |
lypinator | 0:bb348c97df44 | 125 | USBx->GUSBCFG |= USB_OTG_GUSBCFG_PHYSEL; |
lypinator | 0:bb348c97df44 | 126 | |
lypinator | 0:bb348c97df44 | 127 | /* Reset after a PHY select and set Host mode */ |
lypinator | 0:bb348c97df44 | 128 | USB_CoreReset(USBx); |
lypinator | 0:bb348c97df44 | 129 | |
lypinator | 0:bb348c97df44 | 130 | /* Deactivate the power down*/ |
lypinator | 0:bb348c97df44 | 131 | USBx->GCCFG = USB_OTG_GCCFG_PWRDWN; |
lypinator | 0:bb348c97df44 | 132 | } |
lypinator | 0:bb348c97df44 | 133 | |
lypinator | 0:bb348c97df44 | 134 | if(cfg.dma_enable == ENABLE) |
lypinator | 0:bb348c97df44 | 135 | { |
lypinator | 0:bb348c97df44 | 136 | USBx->GAHBCFG |= USB_OTG_GAHBCFG_HBSTLEN_2; |
lypinator | 0:bb348c97df44 | 137 | USBx->GAHBCFG |= USB_OTG_GAHBCFG_DMAEN; |
lypinator | 0:bb348c97df44 | 138 | } |
lypinator | 0:bb348c97df44 | 139 | |
lypinator | 0:bb348c97df44 | 140 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 141 | } |
lypinator | 0:bb348c97df44 | 142 | |
lypinator | 0:bb348c97df44 | 143 | /** |
lypinator | 0:bb348c97df44 | 144 | * @brief USB_EnableGlobalInt |
lypinator | 0:bb348c97df44 | 145 | * Enables the controller's Global Int in the AHB Config reg |
lypinator | 0:bb348c97df44 | 146 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 147 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 148 | */ |
lypinator | 0:bb348c97df44 | 149 | HAL_StatusTypeDef USB_EnableGlobalInt(USB_OTG_GlobalTypeDef *USBx) |
lypinator | 0:bb348c97df44 | 150 | { |
lypinator | 0:bb348c97df44 | 151 | USBx->GAHBCFG |= USB_OTG_GAHBCFG_GINT; |
lypinator | 0:bb348c97df44 | 152 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 153 | } |
lypinator | 0:bb348c97df44 | 154 | |
lypinator | 0:bb348c97df44 | 155 | |
lypinator | 0:bb348c97df44 | 156 | /** |
lypinator | 0:bb348c97df44 | 157 | * @brief USB_DisableGlobalInt |
lypinator | 0:bb348c97df44 | 158 | * Disable the controller's Global Int in the AHB Config reg |
lypinator | 0:bb348c97df44 | 159 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 160 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 161 | */ |
lypinator | 0:bb348c97df44 | 162 | HAL_StatusTypeDef USB_DisableGlobalInt(USB_OTG_GlobalTypeDef *USBx) |
lypinator | 0:bb348c97df44 | 163 | { |
lypinator | 0:bb348c97df44 | 164 | USBx->GAHBCFG &= ~USB_OTG_GAHBCFG_GINT; |
lypinator | 0:bb348c97df44 | 165 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 166 | } |
lypinator | 0:bb348c97df44 | 167 | |
lypinator | 0:bb348c97df44 | 168 | /** |
lypinator | 0:bb348c97df44 | 169 | * @brief USB_SetCurrentMode : Set functional mode |
lypinator | 0:bb348c97df44 | 170 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 171 | * @param mode current core mode |
lypinator | 0:bb348c97df44 | 172 | * This parameter can be one of these values: |
lypinator | 0:bb348c97df44 | 173 | * @arg USB_OTG_DEVICE_MODE: Peripheral mode |
lypinator | 0:bb348c97df44 | 174 | * @arg USB_OTG_HOST_MODE: Host mode |
lypinator | 0:bb348c97df44 | 175 | * @arg USB_OTG_DRD_MODE: Dual Role Device mode |
lypinator | 0:bb348c97df44 | 176 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 177 | */ |
lypinator | 0:bb348c97df44 | 178 | HAL_StatusTypeDef USB_SetCurrentMode(USB_OTG_GlobalTypeDef *USBx , USB_OTG_ModeTypeDef mode) |
lypinator | 0:bb348c97df44 | 179 | { |
lypinator | 0:bb348c97df44 | 180 | USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_FHMOD | USB_OTG_GUSBCFG_FDMOD); |
lypinator | 0:bb348c97df44 | 181 | |
lypinator | 0:bb348c97df44 | 182 | if ( mode == USB_OTG_HOST_MODE) |
lypinator | 0:bb348c97df44 | 183 | { |
lypinator | 0:bb348c97df44 | 184 | USBx->GUSBCFG |= USB_OTG_GUSBCFG_FHMOD; |
lypinator | 0:bb348c97df44 | 185 | } |
lypinator | 0:bb348c97df44 | 186 | else if ( mode == USB_OTG_DEVICE_MODE) |
lypinator | 0:bb348c97df44 | 187 | { |
lypinator | 0:bb348c97df44 | 188 | USBx->GUSBCFG |= USB_OTG_GUSBCFG_FDMOD; |
lypinator | 0:bb348c97df44 | 189 | } |
lypinator | 0:bb348c97df44 | 190 | HAL_Delay(50U); |
lypinator | 0:bb348c97df44 | 191 | |
lypinator | 0:bb348c97df44 | 192 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 193 | } |
lypinator | 0:bb348c97df44 | 194 | |
lypinator | 0:bb348c97df44 | 195 | /** |
lypinator | 0:bb348c97df44 | 196 | * @brief USB_DevInit : Initializes the USB_OTG controller registers |
lypinator | 0:bb348c97df44 | 197 | * for device mode |
lypinator | 0:bb348c97df44 | 198 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 199 | * @param cfg pointer to a USB_OTG_CfgTypeDef structure that contains |
lypinator | 0:bb348c97df44 | 200 | * the configuration information for the specified USBx peripheral. |
lypinator | 0:bb348c97df44 | 201 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 202 | */ |
lypinator | 0:bb348c97df44 | 203 | HAL_StatusTypeDef USB_DevInit (USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg) |
lypinator | 0:bb348c97df44 | 204 | { |
lypinator | 0:bb348c97df44 | 205 | uint32_t i = 0U; |
lypinator | 0:bb348c97df44 | 206 | |
lypinator | 0:bb348c97df44 | 207 | /*Activate VBUS Sensing B */ |
lypinator | 0:bb348c97df44 | 208 | #if defined(STM32F446xx) || defined(STM32F469xx) || defined(STM32F479xx) || defined(STM32F412Zx) || defined(STM32F412Vx) || \ |
lypinator | 0:bb348c97df44 | 209 | defined(STM32F412Rx) || defined(STM32F412Cx) || defined(STM32F413xx) || defined(STM32F423xx) |
lypinator | 0:bb348c97df44 | 210 | USBx->GCCFG |= USB_OTG_GCCFG_VBDEN; |
lypinator | 0:bb348c97df44 | 211 | |
lypinator | 0:bb348c97df44 | 212 | if (cfg.vbus_sensing_enable == 0U) |
lypinator | 0:bb348c97df44 | 213 | { |
lypinator | 0:bb348c97df44 | 214 | /* Deactivate VBUS Sensing B */ |
lypinator | 0:bb348c97df44 | 215 | USBx->GCCFG &= ~USB_OTG_GCCFG_VBDEN; |
lypinator | 0:bb348c97df44 | 216 | |
lypinator | 0:bb348c97df44 | 217 | /* B-peripheral session valid override enable*/ |
lypinator | 0:bb348c97df44 | 218 | USBx->GOTGCTL |= USB_OTG_GOTGCTL_BVALOEN; |
lypinator | 0:bb348c97df44 | 219 | USBx->GOTGCTL |= USB_OTG_GOTGCTL_BVALOVAL; |
lypinator | 0:bb348c97df44 | 220 | } |
lypinator | 0:bb348c97df44 | 221 | #else |
lypinator | 0:bb348c97df44 | 222 | if (cfg.vbus_sensing_enable == 0U) |
lypinator | 0:bb348c97df44 | 223 | { |
lypinator | 0:bb348c97df44 | 224 | USBx->GCCFG |= USB_OTG_GCCFG_NOVBUSSENS; |
lypinator | 0:bb348c97df44 | 225 | } |
lypinator | 0:bb348c97df44 | 226 | else |
lypinator | 0:bb348c97df44 | 227 | { |
lypinator | 0:bb348c97df44 | 228 | /* Enable VBUS */ |
lypinator | 0:bb348c97df44 | 229 | USBx->GCCFG |= USB_OTG_GCCFG_VBUSBSEN; |
lypinator | 0:bb348c97df44 | 230 | } |
lypinator | 0:bb348c97df44 | 231 | #endif /* STM32F446xx || STM32F469xx || STM32F479xx || STM32F412Zx || STM32F412Rx || STM32F412Vx || STM32F412Cx || STM32F413xx || STM32F423xx */ |
lypinator | 0:bb348c97df44 | 232 | |
lypinator | 0:bb348c97df44 | 233 | /* Restart the Phy Clock */ |
lypinator | 0:bb348c97df44 | 234 | USBx_PCGCCTL = 0U; |
lypinator | 0:bb348c97df44 | 235 | |
lypinator | 0:bb348c97df44 | 236 | /* Device mode configuration */ |
lypinator | 0:bb348c97df44 | 237 | USBx_DEVICE->DCFG |= DCFG_FRAME_INTERVAL_80; |
lypinator | 0:bb348c97df44 | 238 | |
lypinator | 0:bb348c97df44 | 239 | if(cfg.phy_itface == USB_OTG_ULPI_PHY) |
lypinator | 0:bb348c97df44 | 240 | { |
lypinator | 0:bb348c97df44 | 241 | if(cfg.speed == USB_OTG_SPEED_HIGH) |
lypinator | 0:bb348c97df44 | 242 | { |
lypinator | 0:bb348c97df44 | 243 | /* Set High speed phy */ |
lypinator | 0:bb348c97df44 | 244 | USB_SetDevSpeed (USBx , USB_OTG_SPEED_HIGH); |
lypinator | 0:bb348c97df44 | 245 | } |
lypinator | 0:bb348c97df44 | 246 | else |
lypinator | 0:bb348c97df44 | 247 | { |
lypinator | 0:bb348c97df44 | 248 | /* set High speed phy in Full speed mode */ |
lypinator | 0:bb348c97df44 | 249 | USB_SetDevSpeed (USBx , USB_OTG_SPEED_HIGH_IN_FULL); |
lypinator | 0:bb348c97df44 | 250 | } |
lypinator | 0:bb348c97df44 | 251 | } |
lypinator | 0:bb348c97df44 | 252 | else |
lypinator | 0:bb348c97df44 | 253 | { |
lypinator | 0:bb348c97df44 | 254 | /* Set Full speed phy */ |
lypinator | 0:bb348c97df44 | 255 | USB_SetDevSpeed (USBx , USB_OTG_SPEED_FULL); |
lypinator | 0:bb348c97df44 | 256 | } |
lypinator | 0:bb348c97df44 | 257 | |
lypinator | 0:bb348c97df44 | 258 | /* Flush the FIFOs */ |
lypinator | 0:bb348c97df44 | 259 | USB_FlushTxFifo(USBx , 0x10U); /* all Tx FIFOs */ |
lypinator | 0:bb348c97df44 | 260 | USB_FlushRxFifo(USBx); |
lypinator | 0:bb348c97df44 | 261 | |
lypinator | 0:bb348c97df44 | 262 | /* Clear all pending Device Interrupts */ |
lypinator | 0:bb348c97df44 | 263 | USBx_DEVICE->DIEPMSK = 0U; |
lypinator | 0:bb348c97df44 | 264 | USBx_DEVICE->DOEPMSK = 0U; |
lypinator | 0:bb348c97df44 | 265 | USBx_DEVICE->DAINT = 0xFFFFFFFFU; |
lypinator | 0:bb348c97df44 | 266 | USBx_DEVICE->DAINTMSK = 0U; |
lypinator | 0:bb348c97df44 | 267 | |
lypinator | 0:bb348c97df44 | 268 | for (i = 0U; i < cfg.dev_endpoints; i++) |
lypinator | 0:bb348c97df44 | 269 | { |
lypinator | 0:bb348c97df44 | 270 | if ((USBx_INEP(i)->DIEPCTL & USB_OTG_DIEPCTL_EPENA) == USB_OTG_DIEPCTL_EPENA) |
lypinator | 0:bb348c97df44 | 271 | { |
lypinator | 0:bb348c97df44 | 272 | USBx_INEP(i)->DIEPCTL = (USB_OTG_DIEPCTL_EPDIS | USB_OTG_DIEPCTL_SNAK); |
lypinator | 0:bb348c97df44 | 273 | } |
lypinator | 0:bb348c97df44 | 274 | else |
lypinator | 0:bb348c97df44 | 275 | { |
lypinator | 0:bb348c97df44 | 276 | USBx_INEP(i)->DIEPCTL = 0U; |
lypinator | 0:bb348c97df44 | 277 | } |
lypinator | 0:bb348c97df44 | 278 | |
lypinator | 0:bb348c97df44 | 279 | USBx_INEP(i)->DIEPTSIZ = 0U; |
lypinator | 0:bb348c97df44 | 280 | USBx_INEP(i)->DIEPINT = 0xFFU; |
lypinator | 0:bb348c97df44 | 281 | } |
lypinator | 0:bb348c97df44 | 282 | |
lypinator | 0:bb348c97df44 | 283 | for (i = 0U; i < cfg.dev_endpoints; i++) |
lypinator | 0:bb348c97df44 | 284 | { |
lypinator | 0:bb348c97df44 | 285 | if ((USBx_OUTEP(i)->DOEPCTL & USB_OTG_DOEPCTL_EPENA) == USB_OTG_DOEPCTL_EPENA) |
lypinator | 0:bb348c97df44 | 286 | { |
lypinator | 0:bb348c97df44 | 287 | USBx_OUTEP(i)->DOEPCTL = (USB_OTG_DOEPCTL_EPDIS | USB_OTG_DOEPCTL_SNAK); |
lypinator | 0:bb348c97df44 | 288 | } |
lypinator | 0:bb348c97df44 | 289 | else |
lypinator | 0:bb348c97df44 | 290 | { |
lypinator | 0:bb348c97df44 | 291 | USBx_OUTEP(i)->DOEPCTL = 0U; |
lypinator | 0:bb348c97df44 | 292 | } |
lypinator | 0:bb348c97df44 | 293 | |
lypinator | 0:bb348c97df44 | 294 | USBx_OUTEP(i)->DOEPTSIZ = 0U; |
lypinator | 0:bb348c97df44 | 295 | USBx_OUTEP(i)->DOEPINT = 0xFFU; |
lypinator | 0:bb348c97df44 | 296 | } |
lypinator | 0:bb348c97df44 | 297 | |
lypinator | 0:bb348c97df44 | 298 | USBx_DEVICE->DIEPMSK &= ~(USB_OTG_DIEPMSK_TXFURM); |
lypinator | 0:bb348c97df44 | 299 | |
lypinator | 0:bb348c97df44 | 300 | if (cfg.dma_enable == 1U) |
lypinator | 0:bb348c97df44 | 301 | { |
lypinator | 0:bb348c97df44 | 302 | /*Set threshold parameters */ |
lypinator | 0:bb348c97df44 | 303 | USBx_DEVICE->DTHRCTL = (USB_OTG_DTHRCTL_TXTHRLEN_6 | USB_OTG_DTHRCTL_RXTHRLEN_6); |
lypinator | 0:bb348c97df44 | 304 | USBx_DEVICE->DTHRCTL |= (USB_OTG_DTHRCTL_RXTHREN | USB_OTG_DTHRCTL_ISOTHREN | USB_OTG_DTHRCTL_NONISOTHREN); |
lypinator | 0:bb348c97df44 | 305 | |
lypinator | 0:bb348c97df44 | 306 | i= USBx_DEVICE->DTHRCTL; |
lypinator | 0:bb348c97df44 | 307 | } |
lypinator | 0:bb348c97df44 | 308 | |
lypinator | 0:bb348c97df44 | 309 | /* Disable all interrupts. */ |
lypinator | 0:bb348c97df44 | 310 | USBx->GINTMSK = 0U; |
lypinator | 0:bb348c97df44 | 311 | |
lypinator | 0:bb348c97df44 | 312 | /* Clear any pending interrupts */ |
lypinator | 0:bb348c97df44 | 313 | USBx->GINTSTS = 0xBFFFFFFFU; |
lypinator | 0:bb348c97df44 | 314 | |
lypinator | 0:bb348c97df44 | 315 | /* Enable the common interrupts */ |
lypinator | 0:bb348c97df44 | 316 | if (cfg.dma_enable == DISABLE) |
lypinator | 0:bb348c97df44 | 317 | { |
lypinator | 0:bb348c97df44 | 318 | USBx->GINTMSK |= USB_OTG_GINTMSK_RXFLVLM; |
lypinator | 0:bb348c97df44 | 319 | } |
lypinator | 0:bb348c97df44 | 320 | |
lypinator | 0:bb348c97df44 | 321 | /* Enable interrupts matching to the Device mode ONLY */ |
lypinator | 0:bb348c97df44 | 322 | USBx->GINTMSK |= (USB_OTG_GINTMSK_USBSUSPM | USB_OTG_GINTMSK_USBRST |\ |
lypinator | 0:bb348c97df44 | 323 | USB_OTG_GINTMSK_ENUMDNEM | USB_OTG_GINTMSK_IEPINT |\ |
lypinator | 0:bb348c97df44 | 324 | USB_OTG_GINTMSK_OEPINT | USB_OTG_GINTMSK_IISOIXFRM|\ |
lypinator | 0:bb348c97df44 | 325 | USB_OTG_GINTMSK_PXFRM_IISOOXFRM | USB_OTG_GINTMSK_WUIM); |
lypinator | 0:bb348c97df44 | 326 | |
lypinator | 0:bb348c97df44 | 327 | if(cfg.Sof_enable) |
lypinator | 0:bb348c97df44 | 328 | { |
lypinator | 0:bb348c97df44 | 329 | USBx->GINTMSK |= USB_OTG_GINTMSK_SOFM; |
lypinator | 0:bb348c97df44 | 330 | } |
lypinator | 0:bb348c97df44 | 331 | |
lypinator | 0:bb348c97df44 | 332 | if (cfg.vbus_sensing_enable == ENABLE) |
lypinator | 0:bb348c97df44 | 333 | { |
lypinator | 0:bb348c97df44 | 334 | USBx->GINTMSK |= (USB_OTG_GINTMSK_SRQIM | USB_OTG_GINTMSK_OTGINT); |
lypinator | 0:bb348c97df44 | 335 | } |
lypinator | 0:bb348c97df44 | 336 | |
lypinator | 0:bb348c97df44 | 337 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 338 | } |
lypinator | 0:bb348c97df44 | 339 | |
lypinator | 0:bb348c97df44 | 340 | |
lypinator | 0:bb348c97df44 | 341 | /** |
lypinator | 0:bb348c97df44 | 342 | * @brief USB_OTG_FlushTxFifo : Flush a Tx FIFO |
lypinator | 0:bb348c97df44 | 343 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 344 | * @param num FIFO number |
lypinator | 0:bb348c97df44 | 345 | * This parameter can be a value from 1 to 15 |
lypinator | 0:bb348c97df44 | 346 | 15 means Flush all Tx FIFOs |
lypinator | 0:bb348c97df44 | 347 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 348 | */ |
lypinator | 0:bb348c97df44 | 349 | HAL_StatusTypeDef USB_FlushTxFifo (USB_OTG_GlobalTypeDef *USBx, uint32_t num ) |
lypinator | 0:bb348c97df44 | 350 | { |
lypinator | 0:bb348c97df44 | 351 | uint32_t count = 0; |
lypinator | 0:bb348c97df44 | 352 | |
lypinator | 0:bb348c97df44 | 353 | USBx->GRSTCTL = ( USB_OTG_GRSTCTL_TXFFLSH |(uint32_t)( num << 6)); |
lypinator | 0:bb348c97df44 | 354 | |
lypinator | 0:bb348c97df44 | 355 | do |
lypinator | 0:bb348c97df44 | 356 | { |
lypinator | 0:bb348c97df44 | 357 | if (++count > 200000) |
lypinator | 0:bb348c97df44 | 358 | { |
lypinator | 0:bb348c97df44 | 359 | return HAL_TIMEOUT; |
lypinator | 0:bb348c97df44 | 360 | } |
lypinator | 0:bb348c97df44 | 361 | } |
lypinator | 0:bb348c97df44 | 362 | while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_TXFFLSH) == USB_OTG_GRSTCTL_TXFFLSH); |
lypinator | 0:bb348c97df44 | 363 | |
lypinator | 0:bb348c97df44 | 364 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 365 | } |
lypinator | 0:bb348c97df44 | 366 | |
lypinator | 0:bb348c97df44 | 367 | |
lypinator | 0:bb348c97df44 | 368 | /** |
lypinator | 0:bb348c97df44 | 369 | * @brief USB_FlushRxFifo : Flush Rx FIFO |
lypinator | 0:bb348c97df44 | 370 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 371 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 372 | */ |
lypinator | 0:bb348c97df44 | 373 | HAL_StatusTypeDef USB_FlushRxFifo(USB_OTG_GlobalTypeDef *USBx) |
lypinator | 0:bb348c97df44 | 374 | { |
lypinator | 0:bb348c97df44 | 375 | uint32_t count = 0; |
lypinator | 0:bb348c97df44 | 376 | |
lypinator | 0:bb348c97df44 | 377 | USBx->GRSTCTL = USB_OTG_GRSTCTL_RXFFLSH; |
lypinator | 0:bb348c97df44 | 378 | |
lypinator | 0:bb348c97df44 | 379 | do |
lypinator | 0:bb348c97df44 | 380 | { |
lypinator | 0:bb348c97df44 | 381 | if (++count > 200000) |
lypinator | 0:bb348c97df44 | 382 | { |
lypinator | 0:bb348c97df44 | 383 | return HAL_TIMEOUT; |
lypinator | 0:bb348c97df44 | 384 | } |
lypinator | 0:bb348c97df44 | 385 | } |
lypinator | 0:bb348c97df44 | 386 | while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_RXFFLSH) == USB_OTG_GRSTCTL_RXFFLSH); |
lypinator | 0:bb348c97df44 | 387 | |
lypinator | 0:bb348c97df44 | 388 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 389 | } |
lypinator | 0:bb348c97df44 | 390 | |
lypinator | 0:bb348c97df44 | 391 | /** |
lypinator | 0:bb348c97df44 | 392 | * @brief USB_SetDevSpeed :Initializes the DevSpd field of DCFG register |
lypinator | 0:bb348c97df44 | 393 | * depending the PHY type and the enumeration speed of the device. |
lypinator | 0:bb348c97df44 | 394 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 395 | * @param speed device speed |
lypinator | 0:bb348c97df44 | 396 | * This parameter can be one of these values: |
lypinator | 0:bb348c97df44 | 397 | * @arg USB_OTG_SPEED_HIGH: High speed mode |
lypinator | 0:bb348c97df44 | 398 | * @arg USB_OTG_SPEED_HIGH_IN_FULL: High speed core in Full Speed mode |
lypinator | 0:bb348c97df44 | 399 | * @arg USB_OTG_SPEED_FULL: Full speed mode |
lypinator | 0:bb348c97df44 | 400 | * @arg USB_OTG_SPEED_LOW: Low speed mode |
lypinator | 0:bb348c97df44 | 401 | * @retval Hal status |
lypinator | 0:bb348c97df44 | 402 | */ |
lypinator | 0:bb348c97df44 | 403 | HAL_StatusTypeDef USB_SetDevSpeed(USB_OTG_GlobalTypeDef *USBx , uint8_t speed) |
lypinator | 0:bb348c97df44 | 404 | { |
lypinator | 0:bb348c97df44 | 405 | USBx_DEVICE->DCFG |= speed; |
lypinator | 0:bb348c97df44 | 406 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 407 | } |
lypinator | 0:bb348c97df44 | 408 | |
lypinator | 0:bb348c97df44 | 409 | /** |
lypinator | 0:bb348c97df44 | 410 | * @brief USB_GetDevSpeed :Return the Dev Speed |
lypinator | 0:bb348c97df44 | 411 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 412 | * @retval speed : device speed |
lypinator | 0:bb348c97df44 | 413 | * This parameter can be one of these values: |
lypinator | 0:bb348c97df44 | 414 | * @arg USB_OTG_SPEED_HIGH: High speed mode |
lypinator | 0:bb348c97df44 | 415 | * @arg USB_OTG_SPEED_FULL: Full speed mode |
lypinator | 0:bb348c97df44 | 416 | * @arg USB_OTG_SPEED_LOW: Low speed mode |
lypinator | 0:bb348c97df44 | 417 | */ |
lypinator | 0:bb348c97df44 | 418 | uint8_t USB_GetDevSpeed(USB_OTG_GlobalTypeDef *USBx) |
lypinator | 0:bb348c97df44 | 419 | { |
lypinator | 0:bb348c97df44 | 420 | uint8_t speed = 0U; |
lypinator | 0:bb348c97df44 | 421 | |
lypinator | 0:bb348c97df44 | 422 | if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_HS_PHY_30MHZ_OR_60MHZ) |
lypinator | 0:bb348c97df44 | 423 | { |
lypinator | 0:bb348c97df44 | 424 | speed = USB_OTG_SPEED_HIGH; |
lypinator | 0:bb348c97df44 | 425 | } |
lypinator | 0:bb348c97df44 | 426 | else if (((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_FS_PHY_30MHZ_OR_60MHZ)|| |
lypinator | 0:bb348c97df44 | 427 | ((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_FS_PHY_48MHZ)) |
lypinator | 0:bb348c97df44 | 428 | { |
lypinator | 0:bb348c97df44 | 429 | speed = USB_OTG_SPEED_FULL; |
lypinator | 0:bb348c97df44 | 430 | } |
lypinator | 0:bb348c97df44 | 431 | else if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ) |
lypinator | 0:bb348c97df44 | 432 | { |
lypinator | 0:bb348c97df44 | 433 | speed = USB_OTG_SPEED_LOW; |
lypinator | 0:bb348c97df44 | 434 | } |
lypinator | 0:bb348c97df44 | 435 | |
lypinator | 0:bb348c97df44 | 436 | return speed; |
lypinator | 0:bb348c97df44 | 437 | } |
lypinator | 0:bb348c97df44 | 438 | |
lypinator | 0:bb348c97df44 | 439 | /** |
lypinator | 0:bb348c97df44 | 440 | * @brief Activate and configure an endpoint |
lypinator | 0:bb348c97df44 | 441 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 442 | * @param ep pointer to endpoint structure |
lypinator | 0:bb348c97df44 | 443 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 444 | */ |
lypinator | 0:bb348c97df44 | 445 | HAL_StatusTypeDef USB_ActivateEndpoint(USB_OTG_GlobalTypeDef *USBx, USB_OTG_EPTypeDef *ep) |
lypinator | 0:bb348c97df44 | 446 | { |
lypinator | 0:bb348c97df44 | 447 | if (ep->is_in == 1U) |
lypinator | 0:bb348c97df44 | 448 | { |
lypinator | 0:bb348c97df44 | 449 | USBx_DEVICE->DAINTMSK |= USB_OTG_DAINTMSK_IEPM & ((1U << (ep->num))); |
lypinator | 0:bb348c97df44 | 450 | |
lypinator | 0:bb348c97df44 | 451 | if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_USBAEP) == 0U) |
lypinator | 0:bb348c97df44 | 452 | { |
lypinator | 0:bb348c97df44 | 453 | USBx_INEP(ep->num)->DIEPCTL |= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) | (ep->type << 18U) |\ |
lypinator | 0:bb348c97df44 | 454 | ((ep->num) << 22U) | (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) | (USB_OTG_DIEPCTL_USBAEP)); |
lypinator | 0:bb348c97df44 | 455 | } |
lypinator | 0:bb348c97df44 | 456 | } |
lypinator | 0:bb348c97df44 | 457 | else |
lypinator | 0:bb348c97df44 | 458 | { |
lypinator | 0:bb348c97df44 | 459 | USBx_DEVICE->DAINTMSK |= USB_OTG_DAINTMSK_OEPM & ((1U << (ep->num)) << 16U); |
lypinator | 0:bb348c97df44 | 460 | |
lypinator | 0:bb348c97df44 | 461 | if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_USBAEP) == 0U) |
lypinator | 0:bb348c97df44 | 462 | { |
lypinator | 0:bb348c97df44 | 463 | USBx_OUTEP(ep->num)->DOEPCTL |= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) | (ep->type << 18U) |\ |
lypinator | 0:bb348c97df44 | 464 | (USB_OTG_DIEPCTL_SD0PID_SEVNFRM)| (USB_OTG_DOEPCTL_USBAEP)); |
lypinator | 0:bb348c97df44 | 465 | } |
lypinator | 0:bb348c97df44 | 466 | } |
lypinator | 0:bb348c97df44 | 467 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 468 | } |
lypinator | 0:bb348c97df44 | 469 | /** |
lypinator | 0:bb348c97df44 | 470 | * @brief Activate and configure a dedicated endpoint |
lypinator | 0:bb348c97df44 | 471 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 472 | * @param ep pointer to endpoint structure |
lypinator | 0:bb348c97df44 | 473 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 474 | */ |
lypinator | 0:bb348c97df44 | 475 | HAL_StatusTypeDef USB_ActivateDedicatedEndpoint(USB_OTG_GlobalTypeDef *USBx, USB_OTG_EPTypeDef *ep) |
lypinator | 0:bb348c97df44 | 476 | { |
lypinator | 0:bb348c97df44 | 477 | static __IO uint32_t debug = 0U; |
lypinator | 0:bb348c97df44 | 478 | |
lypinator | 0:bb348c97df44 | 479 | /* Read DEPCTLn register */ |
lypinator | 0:bb348c97df44 | 480 | if (ep->is_in == 1U) |
lypinator | 0:bb348c97df44 | 481 | { |
lypinator | 0:bb348c97df44 | 482 | if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_USBAEP) == 0U) |
lypinator | 0:bb348c97df44 | 483 | { |
lypinator | 0:bb348c97df44 | 484 | USBx_INEP(ep->num)->DIEPCTL |= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) | (ep->type << 18U) |\ |
lypinator | 0:bb348c97df44 | 485 | ((ep->num) << 22U) | (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) | (USB_OTG_DIEPCTL_USBAEP)); |
lypinator | 0:bb348c97df44 | 486 | } |
lypinator | 0:bb348c97df44 | 487 | |
lypinator | 0:bb348c97df44 | 488 | |
lypinator | 0:bb348c97df44 | 489 | debug |= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) | (ep->type << 18U) |\ |
lypinator | 0:bb348c97df44 | 490 | ((ep->num) << 22U) | (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) | (USB_OTG_DIEPCTL_USBAEP)); |
lypinator | 0:bb348c97df44 | 491 | |
lypinator | 0:bb348c97df44 | 492 | USBx_DEVICE->DEACHMSK |= USB_OTG_DAINTMSK_IEPM & ((1U << (ep->num))); |
lypinator | 0:bb348c97df44 | 493 | } |
lypinator | 0:bb348c97df44 | 494 | else |
lypinator | 0:bb348c97df44 | 495 | { |
lypinator | 0:bb348c97df44 | 496 | if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_USBAEP) == 0U) |
lypinator | 0:bb348c97df44 | 497 | { |
lypinator | 0:bb348c97df44 | 498 | USBx_OUTEP(ep->num)->DOEPCTL |= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) | (ep->type << 18U) |\ |
lypinator | 0:bb348c97df44 | 499 | ((ep->num) << 22U) | (USB_OTG_DOEPCTL_USBAEP)); |
lypinator | 0:bb348c97df44 | 500 | |
lypinator | 0:bb348c97df44 | 501 | debug = (uint32_t)(((uint32_t )USBx) + USB_OTG_OUT_ENDPOINT_BASE + (0U)*USB_OTG_EP_REG_SIZE); |
lypinator | 0:bb348c97df44 | 502 | debug = (uint32_t )&USBx_OUTEP(ep->num)->DOEPCTL; |
lypinator | 0:bb348c97df44 | 503 | debug |= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) | (ep->type << 18U) |\ |
lypinator | 0:bb348c97df44 | 504 | ((ep->num) << 22U) | (USB_OTG_DOEPCTL_USBAEP)); |
lypinator | 0:bb348c97df44 | 505 | } |
lypinator | 0:bb348c97df44 | 506 | |
lypinator | 0:bb348c97df44 | 507 | USBx_DEVICE->DEACHMSK |= USB_OTG_DAINTMSK_OEPM & ((1U << (ep->num)) << 16U); |
lypinator | 0:bb348c97df44 | 508 | } |
lypinator | 0:bb348c97df44 | 509 | |
lypinator | 0:bb348c97df44 | 510 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 511 | } |
lypinator | 0:bb348c97df44 | 512 | /** |
lypinator | 0:bb348c97df44 | 513 | * @brief De-activate and de-initialize an endpoint |
lypinator | 0:bb348c97df44 | 514 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 515 | * @param ep pointer to endpoint structure |
lypinator | 0:bb348c97df44 | 516 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 517 | */ |
lypinator | 0:bb348c97df44 | 518 | HAL_StatusTypeDef USB_DeactivateEndpoint(USB_OTG_GlobalTypeDef *USBx, USB_OTG_EPTypeDef *ep) |
lypinator | 0:bb348c97df44 | 519 | { |
lypinator | 0:bb348c97df44 | 520 | uint32_t count = 0U; |
lypinator | 0:bb348c97df44 | 521 | |
lypinator | 0:bb348c97df44 | 522 | /* Disable the IN endpoint */ |
lypinator | 0:bb348c97df44 | 523 | if (ep->is_in == 1U) |
lypinator | 0:bb348c97df44 | 524 | { |
lypinator | 0:bb348c97df44 | 525 | USBx_INEP(ep->num)->DIEPCTL &= ~USB_OTG_DIEPCTL_USBAEP; |
lypinator | 0:bb348c97df44 | 526 | |
lypinator | 0:bb348c97df44 | 527 | /* sets the NAK bit for the IN endpoint */ |
lypinator | 0:bb348c97df44 | 528 | USBx_INEP(ep->num)->DIEPCTL = USB_OTG_DIEPCTL_SNAK; |
lypinator | 0:bb348c97df44 | 529 | |
lypinator | 0:bb348c97df44 | 530 | /* Disable IN endpoint */ |
lypinator | 0:bb348c97df44 | 531 | USBx_INEP(ep->num)->DIEPCTL = USB_OTG_DIEPCTL_EPDIS; |
lypinator | 0:bb348c97df44 | 532 | |
lypinator | 0:bb348c97df44 | 533 | do |
lypinator | 0:bb348c97df44 | 534 | { |
lypinator | 0:bb348c97df44 | 535 | if (++count > 200000U) |
lypinator | 0:bb348c97df44 | 536 | { |
lypinator | 0:bb348c97df44 | 537 | return HAL_TIMEOUT; |
lypinator | 0:bb348c97df44 | 538 | } |
lypinator | 0:bb348c97df44 | 539 | } |
lypinator | 0:bb348c97df44 | 540 | |
lypinator | 0:bb348c97df44 | 541 | /*Wait for EPDISD endpoint disabled interrupt*/ |
lypinator | 0:bb348c97df44 | 542 | while ((USBx_INEP(ep->num)->DIEPINT & USB_OTG_DIEPCTL_EPDIS) == USB_OTG_DIEPCTL_EPDIS); |
lypinator | 0:bb348c97df44 | 543 | |
lypinator | 0:bb348c97df44 | 544 | |
lypinator | 0:bb348c97df44 | 545 | /* Flush any data remaining in the TxFIFO */ |
lypinator | 0:bb348c97df44 | 546 | USB_FlushTxFifo(USBx , 0x10U); |
lypinator | 0:bb348c97df44 | 547 | |
lypinator | 0:bb348c97df44 | 548 | /* Disable endpoint interrupts */ |
lypinator | 0:bb348c97df44 | 549 | USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1U << (ep->num)))); |
lypinator | 0:bb348c97df44 | 550 | |
lypinator | 0:bb348c97df44 | 551 | } |
lypinator | 0:bb348c97df44 | 552 | else /* Disable the OUT endpoint */ |
lypinator | 0:bb348c97df44 | 553 | { |
lypinator | 0:bb348c97df44 | 554 | |
lypinator | 0:bb348c97df44 | 555 | USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP; |
lypinator | 0:bb348c97df44 | 556 | |
lypinator | 0:bb348c97df44 | 557 | /* sets the NAK bit for the OUT endpoint */ |
lypinator | 0:bb348c97df44 | 558 | USBx_OUTEP(ep->num)->DOEPCTL = USB_OTG_DOEPCTL_SNAK; |
lypinator | 0:bb348c97df44 | 559 | |
lypinator | 0:bb348c97df44 | 560 | /* Disable OUT endpoint */ |
lypinator | 0:bb348c97df44 | 561 | USBx_OUTEP(ep->num)->DOEPCTL = USB_OTG_DOEPCTL_EPDIS; |
lypinator | 0:bb348c97df44 | 562 | |
lypinator | 0:bb348c97df44 | 563 | do |
lypinator | 0:bb348c97df44 | 564 | { |
lypinator | 0:bb348c97df44 | 565 | if (++count > 200000U) |
lypinator | 0:bb348c97df44 | 566 | { |
lypinator | 0:bb348c97df44 | 567 | return HAL_TIMEOUT; |
lypinator | 0:bb348c97df44 | 568 | } |
lypinator | 0:bb348c97df44 | 569 | } |
lypinator | 0:bb348c97df44 | 570 | |
lypinator | 0:bb348c97df44 | 571 | /*Wait for EPDISD endpoint disabled interrupt*/ |
lypinator | 0:bb348c97df44 | 572 | while ((USBx_OUTEP(ep->num)->DOEPINT & USB_OTG_DOEPINT_OTEPDIS) == USB_OTG_DOEPINT_OTEPDIS); |
lypinator | 0:bb348c97df44 | 573 | |
lypinator | 0:bb348c97df44 | 574 | /* Set the "Clear the Global OUT NAK bit" to disable global OUT NAK mode */ |
lypinator | 0:bb348c97df44 | 575 | USBx_DEVICE->DCTL |= USB_OTG_DCTL_CGONAK; |
lypinator | 0:bb348c97df44 | 576 | |
lypinator | 0:bb348c97df44 | 577 | /* Disable endpoint interrupts */ |
lypinator | 0:bb348c97df44 | 578 | USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1U << (ep->num)) << 16U)); |
lypinator | 0:bb348c97df44 | 579 | } |
lypinator | 0:bb348c97df44 | 580 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 581 | } |
lypinator | 0:bb348c97df44 | 582 | |
lypinator | 0:bb348c97df44 | 583 | /** |
lypinator | 0:bb348c97df44 | 584 | * @brief De-activate and de-initialize a dedicated endpoint |
lypinator | 0:bb348c97df44 | 585 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 586 | * @param ep pointer to endpoint structure |
lypinator | 0:bb348c97df44 | 587 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 588 | */ |
lypinator | 0:bb348c97df44 | 589 | HAL_StatusTypeDef USB_DeactivateDedicatedEndpoint(USB_OTG_GlobalTypeDef *USBx, USB_OTG_EPTypeDef *ep) |
lypinator | 0:bb348c97df44 | 590 | { |
lypinator | 0:bb348c97df44 | 591 | uint32_t count = 0U; |
lypinator | 0:bb348c97df44 | 592 | |
lypinator | 0:bb348c97df44 | 593 | /* Disable the IN endpoint */ |
lypinator | 0:bb348c97df44 | 594 | if (ep->is_in == 1U) |
lypinator | 0:bb348c97df44 | 595 | { |
lypinator | 0:bb348c97df44 | 596 | USBx_INEP(ep->num)->DIEPCTL &= ~USB_OTG_DIEPCTL_USBAEP; |
lypinator | 0:bb348c97df44 | 597 | |
lypinator | 0:bb348c97df44 | 598 | /* sets the NAK bit for the IN endpoint */ |
lypinator | 0:bb348c97df44 | 599 | USBx_INEP(ep->num)->DIEPCTL = USB_OTG_DIEPCTL_SNAK; |
lypinator | 0:bb348c97df44 | 600 | |
lypinator | 0:bb348c97df44 | 601 | /* Disable IN endpoint */ |
lypinator | 0:bb348c97df44 | 602 | USBx_INEP(ep->num)->DIEPCTL = USB_OTG_DIEPCTL_EPDIS; |
lypinator | 0:bb348c97df44 | 603 | |
lypinator | 0:bb348c97df44 | 604 | do |
lypinator | 0:bb348c97df44 | 605 | { |
lypinator | 0:bb348c97df44 | 606 | if (++count > 200000U) |
lypinator | 0:bb348c97df44 | 607 | { |
lypinator | 0:bb348c97df44 | 608 | return HAL_TIMEOUT; |
lypinator | 0:bb348c97df44 | 609 | } |
lypinator | 0:bb348c97df44 | 610 | } |
lypinator | 0:bb348c97df44 | 611 | |
lypinator | 0:bb348c97df44 | 612 | /*Wait for EPDISD endpoint disabled interrupt*/ |
lypinator | 0:bb348c97df44 | 613 | while ((USBx_INEP(ep->num)->DIEPINT & USB_OTG_DIEPCTL_EPDIS) == USB_OTG_DIEPCTL_EPDIS); |
lypinator | 0:bb348c97df44 | 614 | |
lypinator | 0:bb348c97df44 | 615 | |
lypinator | 0:bb348c97df44 | 616 | /* Flush any data remaining in the TxFIFO */ |
lypinator | 0:bb348c97df44 | 617 | USB_FlushTxFifo(USBx , 0x10U); |
lypinator | 0:bb348c97df44 | 618 | |
lypinator | 0:bb348c97df44 | 619 | /* Disable endpoint interrupts */ |
lypinator | 0:bb348c97df44 | 620 | USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1U << (ep->num)))); |
lypinator | 0:bb348c97df44 | 621 | |
lypinator | 0:bb348c97df44 | 622 | } |
lypinator | 0:bb348c97df44 | 623 | else /* Disable the OUT endpoint */ |
lypinator | 0:bb348c97df44 | 624 | { |
lypinator | 0:bb348c97df44 | 625 | |
lypinator | 0:bb348c97df44 | 626 | USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP; |
lypinator | 0:bb348c97df44 | 627 | |
lypinator | 0:bb348c97df44 | 628 | /* sets the NAK bit for the OUT endpoint */ |
lypinator | 0:bb348c97df44 | 629 | USBx_OUTEP(ep->num)->DOEPCTL = USB_OTG_DOEPCTL_SNAK; |
lypinator | 0:bb348c97df44 | 630 | |
lypinator | 0:bb348c97df44 | 631 | /* Disable OUT endpoint */ |
lypinator | 0:bb348c97df44 | 632 | USBx_OUTEP(ep->num)->DOEPCTL = USB_OTG_DOEPCTL_EPDIS; |
lypinator | 0:bb348c97df44 | 633 | |
lypinator | 0:bb348c97df44 | 634 | do |
lypinator | 0:bb348c97df44 | 635 | { |
lypinator | 0:bb348c97df44 | 636 | if (++count > 200000U) |
lypinator | 0:bb348c97df44 | 637 | { |
lypinator | 0:bb348c97df44 | 638 | return HAL_TIMEOUT; |
lypinator | 0:bb348c97df44 | 639 | } |
lypinator | 0:bb348c97df44 | 640 | } |
lypinator | 0:bb348c97df44 | 641 | |
lypinator | 0:bb348c97df44 | 642 | /*Wait for EPDISD endpoint disabled interrupt*/ |
lypinator | 0:bb348c97df44 | 643 | while ((USBx_OUTEP(ep->num)->DOEPINT & USB_OTG_DOEPINT_OTEPDIS) == USB_OTG_DOEPINT_OTEPDIS); |
lypinator | 0:bb348c97df44 | 644 | |
lypinator | 0:bb348c97df44 | 645 | /* Set the "Clear the Global OUT NAK bit" to disable global OUT NAK mode */ |
lypinator | 0:bb348c97df44 | 646 | USBx_DEVICE->DCTL |= USB_OTG_DCTL_CGONAK; |
lypinator | 0:bb348c97df44 | 647 | |
lypinator | 0:bb348c97df44 | 648 | /* Disable endpoint interrupts */ |
lypinator | 0:bb348c97df44 | 649 | USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1U << (ep->num)) << 16U)); |
lypinator | 0:bb348c97df44 | 650 | } |
lypinator | 0:bb348c97df44 | 651 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 652 | |
lypinator | 0:bb348c97df44 | 653 | } |
lypinator | 0:bb348c97df44 | 654 | |
lypinator | 0:bb348c97df44 | 655 | /** |
lypinator | 0:bb348c97df44 | 656 | * @brief USB_EPStartXfer : setup and starts a transfer over an EP |
lypinator | 0:bb348c97df44 | 657 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 658 | * @param ep pointer to endpoint structure |
lypinator | 0:bb348c97df44 | 659 | * @param dma USB dma enabled or disabled |
lypinator | 0:bb348c97df44 | 660 | * This parameter can be one of these values: |
lypinator | 0:bb348c97df44 | 661 | * 0 : DMA feature not used |
lypinator | 0:bb348c97df44 | 662 | * 1 : DMA feature used |
lypinator | 0:bb348c97df44 | 663 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 664 | */ |
lypinator | 0:bb348c97df44 | 665 | HAL_StatusTypeDef USB_EPStartXfer(USB_OTG_GlobalTypeDef *USBx , USB_OTG_EPTypeDef *ep, uint8_t dma) |
lypinator | 0:bb348c97df44 | 666 | { |
lypinator | 0:bb348c97df44 | 667 | uint16_t pktcnt = 0U; |
lypinator | 0:bb348c97df44 | 668 | |
lypinator | 0:bb348c97df44 | 669 | /* IN endpoint */ |
lypinator | 0:bb348c97df44 | 670 | if (ep->is_in == 1U) |
lypinator | 0:bb348c97df44 | 671 | { |
lypinator | 0:bb348c97df44 | 672 | /* Zero Length Packet? */ |
lypinator | 0:bb348c97df44 | 673 | if (ep->xfer_len == 0U) |
lypinator | 0:bb348c97df44 | 674 | { |
lypinator | 0:bb348c97df44 | 675 | USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT); |
lypinator | 0:bb348c97df44 | 676 | USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_PKTCNT & (1U << 19U)) ; |
lypinator | 0:bb348c97df44 | 677 | USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ); |
lypinator | 0:bb348c97df44 | 678 | } |
lypinator | 0:bb348c97df44 | 679 | else |
lypinator | 0:bb348c97df44 | 680 | { |
lypinator | 0:bb348c97df44 | 681 | /* Program the transfer size and packet count |
lypinator | 0:bb348c97df44 | 682 | * as follows: xfersize = N * maxpacket + |
lypinator | 0:bb348c97df44 | 683 | * short_packet pktcnt = N + (short_packet |
lypinator | 0:bb348c97df44 | 684 | * exist ? 1 : 0) |
lypinator | 0:bb348c97df44 | 685 | */ |
lypinator | 0:bb348c97df44 | 686 | USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ); |
lypinator | 0:bb348c97df44 | 687 | USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT); |
lypinator | 0:bb348c97df44 | 688 | USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_PKTCNT & (((ep->xfer_len + ep->maxpacket -1U)/ ep->maxpacket) << 19U)) ; |
lypinator | 0:bb348c97df44 | 689 | USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len); |
lypinator | 0:bb348c97df44 | 690 | |
lypinator | 0:bb348c97df44 | 691 | if (ep->type == EP_TYPE_ISOC) |
lypinator | 0:bb348c97df44 | 692 | { |
lypinator | 0:bb348c97df44 | 693 | USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_MULCNT); |
lypinator | 0:bb348c97df44 | 694 | USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_MULCNT & (1U << 29U)); |
lypinator | 0:bb348c97df44 | 695 | } |
lypinator | 0:bb348c97df44 | 696 | } |
lypinator | 0:bb348c97df44 | 697 | |
lypinator | 0:bb348c97df44 | 698 | if (dma == 1U) |
lypinator | 0:bb348c97df44 | 699 | { |
lypinator | 0:bb348c97df44 | 700 | USBx_INEP(ep->num)->DIEPDMA = (uint32_t)(ep->dma_addr); |
lypinator | 0:bb348c97df44 | 701 | } |
lypinator | 0:bb348c97df44 | 702 | else |
lypinator | 0:bb348c97df44 | 703 | { |
lypinator | 0:bb348c97df44 | 704 | if (ep->type != EP_TYPE_ISOC) |
lypinator | 0:bb348c97df44 | 705 | { |
lypinator | 0:bb348c97df44 | 706 | /* Enable the Tx FIFO Empty Interrupt for this EP */ |
lypinator | 0:bb348c97df44 | 707 | if (ep->xfer_len > 0U) |
lypinator | 0:bb348c97df44 | 708 | { |
lypinator | 0:bb348c97df44 | 709 | /* MBED */ |
lypinator | 0:bb348c97df44 | 710 | atomic_set_u32(&USBx_DEVICE->DIEPEMPMSK, 1U << ep->num); |
lypinator | 0:bb348c97df44 | 711 | /* MBED */ |
lypinator | 0:bb348c97df44 | 712 | } |
lypinator | 0:bb348c97df44 | 713 | } |
lypinator | 0:bb348c97df44 | 714 | } |
lypinator | 0:bb348c97df44 | 715 | |
lypinator | 0:bb348c97df44 | 716 | if (ep->type == EP_TYPE_ISOC) |
lypinator | 0:bb348c97df44 | 717 | { |
lypinator | 0:bb348c97df44 | 718 | if ((USBx_DEVICE->DSTS & ( 1U << 8U )) == 0U) |
lypinator | 0:bb348c97df44 | 719 | { |
lypinator | 0:bb348c97df44 | 720 | USBx_INEP(ep->num)->DIEPCTL |= USB_OTG_DIEPCTL_SODDFRM; |
lypinator | 0:bb348c97df44 | 721 | } |
lypinator | 0:bb348c97df44 | 722 | else |
lypinator | 0:bb348c97df44 | 723 | { |
lypinator | 0:bb348c97df44 | 724 | USBx_INEP(ep->num)->DIEPCTL |= USB_OTG_DIEPCTL_SD0PID_SEVNFRM; |
lypinator | 0:bb348c97df44 | 725 | } |
lypinator | 0:bb348c97df44 | 726 | } |
lypinator | 0:bb348c97df44 | 727 | |
lypinator | 0:bb348c97df44 | 728 | /* EP enable, IN data in FIFO */ |
lypinator | 0:bb348c97df44 | 729 | USBx_INEP(ep->num)->DIEPCTL |= (USB_OTG_DIEPCTL_CNAK | USB_OTG_DIEPCTL_EPENA); |
lypinator | 0:bb348c97df44 | 730 | |
lypinator | 0:bb348c97df44 | 731 | if (ep->type == EP_TYPE_ISOC) |
lypinator | 0:bb348c97df44 | 732 | { |
lypinator | 0:bb348c97df44 | 733 | USB_WritePacket(USBx, ep->xfer_buff, ep->num, ep->xfer_len, dma); |
lypinator | 0:bb348c97df44 | 734 | } |
lypinator | 0:bb348c97df44 | 735 | } |
lypinator | 0:bb348c97df44 | 736 | else /* OUT endpoint */ |
lypinator | 0:bb348c97df44 | 737 | { |
lypinator | 0:bb348c97df44 | 738 | /* Program the transfer size and packet count as follows: |
lypinator | 0:bb348c97df44 | 739 | * pktcnt = N |
lypinator | 0:bb348c97df44 | 740 | * xfersize = N * maxpacket |
lypinator | 0:bb348c97df44 | 741 | */ |
lypinator | 0:bb348c97df44 | 742 | USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_XFRSIZ); |
lypinator | 0:bb348c97df44 | 743 | USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_PKTCNT); |
lypinator | 0:bb348c97df44 | 744 | |
lypinator | 0:bb348c97df44 | 745 | if (ep->xfer_len == 0U) |
lypinator | 0:bb348c97df44 | 746 | { |
lypinator | 0:bb348c97df44 | 747 | USBx_OUTEP(ep->num)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_XFRSIZ & ep->maxpacket); |
lypinator | 0:bb348c97df44 | 748 | USBx_OUTEP(ep->num)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_PKTCNT & (1U << 19U)); |
lypinator | 0:bb348c97df44 | 749 | } |
lypinator | 0:bb348c97df44 | 750 | else |
lypinator | 0:bb348c97df44 | 751 | { |
lypinator | 0:bb348c97df44 | 752 | pktcnt = (ep->xfer_len + ep->maxpacket -1U)/ ep->maxpacket; |
lypinator | 0:bb348c97df44 | 753 | USBx_OUTEP(ep->num)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_PKTCNT & (pktcnt << 19U)); |
lypinator | 0:bb348c97df44 | 754 | USBx_OUTEP(ep->num)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket * pktcnt)); |
lypinator | 0:bb348c97df44 | 755 | } |
lypinator | 0:bb348c97df44 | 756 | |
lypinator | 0:bb348c97df44 | 757 | if (dma == 1U) |
lypinator | 0:bb348c97df44 | 758 | { |
lypinator | 0:bb348c97df44 | 759 | USBx_OUTEP(ep->num)->DOEPDMA = (uint32_t)ep->xfer_buff; |
lypinator | 0:bb348c97df44 | 760 | } |
lypinator | 0:bb348c97df44 | 761 | |
lypinator | 0:bb348c97df44 | 762 | if (ep->type == EP_TYPE_ISOC) |
lypinator | 0:bb348c97df44 | 763 | { |
lypinator | 0:bb348c97df44 | 764 | if ((USBx_DEVICE->DSTS & ( 1U << 8U )) == 0U) |
lypinator | 0:bb348c97df44 | 765 | { |
lypinator | 0:bb348c97df44 | 766 | USBx_OUTEP(ep->num)->DOEPCTL |= USB_OTG_DOEPCTL_SODDFRM; |
lypinator | 0:bb348c97df44 | 767 | } |
lypinator | 0:bb348c97df44 | 768 | else |
lypinator | 0:bb348c97df44 | 769 | { |
lypinator | 0:bb348c97df44 | 770 | USBx_OUTEP(ep->num)->DOEPCTL |= USB_OTG_DOEPCTL_SD0PID_SEVNFRM; |
lypinator | 0:bb348c97df44 | 771 | } |
lypinator | 0:bb348c97df44 | 772 | } |
lypinator | 0:bb348c97df44 | 773 | /* EP enable */ |
lypinator | 0:bb348c97df44 | 774 | USBx_OUTEP(ep->num)->DOEPCTL |= (USB_OTG_DOEPCTL_CNAK | USB_OTG_DOEPCTL_EPENA); |
lypinator | 0:bb348c97df44 | 775 | } |
lypinator | 0:bb348c97df44 | 776 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 777 | } |
lypinator | 0:bb348c97df44 | 778 | |
lypinator | 0:bb348c97df44 | 779 | /** |
lypinator | 0:bb348c97df44 | 780 | * @brief USB_EP0StartXfer : setup and starts a transfer over the EP 0 |
lypinator | 0:bb348c97df44 | 781 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 782 | * @param ep pointer to endpoint structure |
lypinator | 0:bb348c97df44 | 783 | * @param dma USB dma enabled or disabled |
lypinator | 0:bb348c97df44 | 784 | * This parameter can be one of these values: |
lypinator | 0:bb348c97df44 | 785 | * 0 : DMA feature not used |
lypinator | 0:bb348c97df44 | 786 | * 1 : DMA feature used |
lypinator | 0:bb348c97df44 | 787 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 788 | */ |
lypinator | 0:bb348c97df44 | 789 | HAL_StatusTypeDef USB_EP0StartXfer(USB_OTG_GlobalTypeDef *USBx , USB_OTG_EPTypeDef *ep, uint8_t dma) |
lypinator | 0:bb348c97df44 | 790 | { |
lypinator | 0:bb348c97df44 | 791 | /* IN endpoint */ |
lypinator | 0:bb348c97df44 | 792 | if (ep->is_in == 1U) |
lypinator | 0:bb348c97df44 | 793 | { |
lypinator | 0:bb348c97df44 | 794 | /* Zero Length Packet? */ |
lypinator | 0:bb348c97df44 | 795 | if (ep->xfer_len == 0U) |
lypinator | 0:bb348c97df44 | 796 | { |
lypinator | 0:bb348c97df44 | 797 | USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT); |
lypinator | 0:bb348c97df44 | 798 | USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_PKTCNT & (1U << 19U)) ; |
lypinator | 0:bb348c97df44 | 799 | USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ); |
lypinator | 0:bb348c97df44 | 800 | } |
lypinator | 0:bb348c97df44 | 801 | else |
lypinator | 0:bb348c97df44 | 802 | { |
lypinator | 0:bb348c97df44 | 803 | /* Program the transfer size and packet count |
lypinator | 0:bb348c97df44 | 804 | * as follows: xfersize = N * maxpacket + |
lypinator | 0:bb348c97df44 | 805 | * short_packet pktcnt = N + (short_packet |
lypinator | 0:bb348c97df44 | 806 | * exist ? 1 : 0) |
lypinator | 0:bb348c97df44 | 807 | */ |
lypinator | 0:bb348c97df44 | 808 | USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ); |
lypinator | 0:bb348c97df44 | 809 | USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT); |
lypinator | 0:bb348c97df44 | 810 | |
lypinator | 0:bb348c97df44 | 811 | if(ep->xfer_len > ep->maxpacket) |
lypinator | 0:bb348c97df44 | 812 | { |
lypinator | 0:bb348c97df44 | 813 | ep->xfer_len = ep->maxpacket; |
lypinator | 0:bb348c97df44 | 814 | } |
lypinator | 0:bb348c97df44 | 815 | USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_PKTCNT & (1U << 19U)) ; |
lypinator | 0:bb348c97df44 | 816 | USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len); |
lypinator | 0:bb348c97df44 | 817 | |
lypinator | 0:bb348c97df44 | 818 | } |
lypinator | 0:bb348c97df44 | 819 | |
lypinator | 0:bb348c97df44 | 820 | /* EP enable, IN data in FIFO */ |
lypinator | 0:bb348c97df44 | 821 | USBx_INEP(ep->num)->DIEPCTL |= (USB_OTG_DIEPCTL_CNAK | USB_OTG_DIEPCTL_EPENA); |
lypinator | 0:bb348c97df44 | 822 | |
lypinator | 0:bb348c97df44 | 823 | if (dma == 1) |
lypinator | 0:bb348c97df44 | 824 | { |
lypinator | 0:bb348c97df44 | 825 | USBx_INEP(ep->num)->DIEPDMA = (uint32_t)(ep->dma_addr); |
lypinator | 0:bb348c97df44 | 826 | } |
lypinator | 0:bb348c97df44 | 827 | else |
lypinator | 0:bb348c97df44 | 828 | { |
lypinator | 0:bb348c97df44 | 829 | /* Enable the Tx FIFO Empty Interrupt for this EP */ |
lypinator | 0:bb348c97df44 | 830 | if (ep->xfer_len > 0U) |
lypinator | 0:bb348c97df44 | 831 | { |
lypinator | 0:bb348c97df44 | 832 | /* MBED */ |
lypinator | 0:bb348c97df44 | 833 | atomic_set_u32(&USBx_DEVICE->DIEPEMPMSK, 1U << (ep->num)); |
lypinator | 0:bb348c97df44 | 834 | /* MBED */ |
lypinator | 0:bb348c97df44 | 835 | } |
lypinator | 0:bb348c97df44 | 836 | } |
lypinator | 0:bb348c97df44 | 837 | } |
lypinator | 0:bb348c97df44 | 838 | |
lypinator | 0:bb348c97df44 | 839 | else /* OUT endpoint */ |
lypinator | 0:bb348c97df44 | 840 | { |
lypinator | 0:bb348c97df44 | 841 | /* Program the transfer size and packet count as follows: |
lypinator | 0:bb348c97df44 | 842 | * pktcnt = N |
lypinator | 0:bb348c97df44 | 843 | * xfersize = N * maxpacket |
lypinator | 0:bb348c97df44 | 844 | */ |
lypinator | 0:bb348c97df44 | 845 | USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_XFRSIZ); |
lypinator | 0:bb348c97df44 | 846 | USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_PKTCNT); |
lypinator | 0:bb348c97df44 | 847 | |
lypinator | 0:bb348c97df44 | 848 | if (ep->xfer_len > 0U) |
lypinator | 0:bb348c97df44 | 849 | { |
lypinator | 0:bb348c97df44 | 850 | ep->xfer_len = ep->maxpacket; |
lypinator | 0:bb348c97df44 | 851 | } |
lypinator | 0:bb348c97df44 | 852 | |
lypinator | 0:bb348c97df44 | 853 | USBx_OUTEP(ep->num)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_PKTCNT & (1U << 19U)); |
lypinator | 0:bb348c97df44 | 854 | USBx_OUTEP(ep->num)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket)); |
lypinator | 0:bb348c97df44 | 855 | |
lypinator | 0:bb348c97df44 | 856 | |
lypinator | 0:bb348c97df44 | 857 | if (dma == 1U) |
lypinator | 0:bb348c97df44 | 858 | { |
lypinator | 0:bb348c97df44 | 859 | USBx_OUTEP(ep->num)->DOEPDMA = (uint32_t)(ep->xfer_buff); |
lypinator | 0:bb348c97df44 | 860 | } |
lypinator | 0:bb348c97df44 | 861 | |
lypinator | 0:bb348c97df44 | 862 | /* EP enable */ |
lypinator | 0:bb348c97df44 | 863 | USBx_OUTEP(ep->num)->DOEPCTL |= (USB_OTG_DOEPCTL_CNAK | USB_OTG_DOEPCTL_EPENA); |
lypinator | 0:bb348c97df44 | 864 | } |
lypinator | 0:bb348c97df44 | 865 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 866 | } |
lypinator | 0:bb348c97df44 | 867 | |
lypinator | 0:bb348c97df44 | 868 | /** |
lypinator | 0:bb348c97df44 | 869 | * @brief USB_WritePacket : Writes a packet into the Tx FIFO associated |
lypinator | 0:bb348c97df44 | 870 | * with the EP/channel |
lypinator | 0:bb348c97df44 | 871 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 872 | * @param src pointer to source buffer |
lypinator | 0:bb348c97df44 | 873 | * @param ch_ep_num endpoint or host channel number |
lypinator | 0:bb348c97df44 | 874 | * @param len Number of bytes to write |
lypinator | 0:bb348c97df44 | 875 | * @param dma USB dma enabled or disabled |
lypinator | 0:bb348c97df44 | 876 | * This parameter can be one of these values: |
lypinator | 0:bb348c97df44 | 877 | * 0 : DMA feature not used |
lypinator | 0:bb348c97df44 | 878 | * 1 : DMA feature used |
lypinator | 0:bb348c97df44 | 879 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 880 | */ |
lypinator | 0:bb348c97df44 | 881 | HAL_StatusTypeDef USB_WritePacket(USB_OTG_GlobalTypeDef *USBx, uint8_t *src, uint8_t ch_ep_num, uint16_t len, uint8_t dma) |
lypinator | 0:bb348c97df44 | 882 | { |
lypinator | 0:bb348c97df44 | 883 | uint32_t count32b = 0U , i = 0U; |
lypinator | 0:bb348c97df44 | 884 | |
lypinator | 0:bb348c97df44 | 885 | if (dma == 0U) |
lypinator | 0:bb348c97df44 | 886 | { |
lypinator | 0:bb348c97df44 | 887 | count32b = (len + 3U) / 4U; |
lypinator | 0:bb348c97df44 | 888 | for (i = 0U; i < count32b; i++, src += 4U) |
lypinator | 0:bb348c97df44 | 889 | { |
lypinator | 0:bb348c97df44 | 890 | USBx_DFIFO(ch_ep_num) = *((__packed uint32_t *)src); |
lypinator | 0:bb348c97df44 | 891 | } |
lypinator | 0:bb348c97df44 | 892 | } |
lypinator | 0:bb348c97df44 | 893 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 894 | } |
lypinator | 0:bb348c97df44 | 895 | |
lypinator | 0:bb348c97df44 | 896 | /** |
lypinator | 0:bb348c97df44 | 897 | * @brief USB_ReadPacket : read a packet from the Tx FIFO associated |
lypinator | 0:bb348c97df44 | 898 | * with the EP/channel |
lypinator | 0:bb348c97df44 | 899 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 900 | * @param src source pointer |
lypinator | 0:bb348c97df44 | 901 | * @param ch_ep_num endpoint or host channel number |
lypinator | 0:bb348c97df44 | 902 | * @param len Number of bytes to read |
lypinator | 0:bb348c97df44 | 903 | * @param dma USB dma enabled or disabled |
lypinator | 0:bb348c97df44 | 904 | * This parameter can be one of these values: |
lypinator | 0:bb348c97df44 | 905 | * 0 : DMA feature not used |
lypinator | 0:bb348c97df44 | 906 | * 1 : DMA feature used |
lypinator | 0:bb348c97df44 | 907 | * @retval pointer to destination buffer |
lypinator | 0:bb348c97df44 | 908 | */ |
lypinator | 0:bb348c97df44 | 909 | void *USB_ReadPacket(USB_OTG_GlobalTypeDef *USBx, uint8_t *dest, uint16_t len) |
lypinator | 0:bb348c97df44 | 910 | { |
lypinator | 0:bb348c97df44 | 911 | uint32_t i=0U; |
lypinator | 0:bb348c97df44 | 912 | uint32_t count32b = (len + 3U) / 4U; |
lypinator | 0:bb348c97df44 | 913 | |
lypinator | 0:bb348c97df44 | 914 | for ( i = 0U; i < count32b; i++, dest += 4U ) |
lypinator | 0:bb348c97df44 | 915 | { |
lypinator | 0:bb348c97df44 | 916 | *(__packed uint32_t *)dest = USBx_DFIFO(0U); |
lypinator | 0:bb348c97df44 | 917 | |
lypinator | 0:bb348c97df44 | 918 | } |
lypinator | 0:bb348c97df44 | 919 | return ((void *)dest); |
lypinator | 0:bb348c97df44 | 920 | } |
lypinator | 0:bb348c97df44 | 921 | |
lypinator | 0:bb348c97df44 | 922 | /** |
lypinator | 0:bb348c97df44 | 923 | * @brief USB_EPSetStall : set a stall condition over an EP |
lypinator | 0:bb348c97df44 | 924 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 925 | * @param ep pointer to endpoint structure |
lypinator | 0:bb348c97df44 | 926 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 927 | */ |
lypinator | 0:bb348c97df44 | 928 | HAL_StatusTypeDef USB_EPSetStall(USB_OTG_GlobalTypeDef *USBx , USB_OTG_EPTypeDef *ep) |
lypinator | 0:bb348c97df44 | 929 | { |
lypinator | 0:bb348c97df44 | 930 | if (ep->is_in == 1U) |
lypinator | 0:bb348c97df44 | 931 | { |
lypinator | 0:bb348c97df44 | 932 | if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_EPENA) == 0U) |
lypinator | 0:bb348c97df44 | 933 | { |
lypinator | 0:bb348c97df44 | 934 | USBx_INEP(ep->num)->DIEPCTL &= ~(USB_OTG_DIEPCTL_EPDIS); |
lypinator | 0:bb348c97df44 | 935 | } |
lypinator | 0:bb348c97df44 | 936 | USBx_INEP(ep->num)->DIEPCTL |= USB_OTG_DIEPCTL_STALL; |
lypinator | 0:bb348c97df44 | 937 | } |
lypinator | 0:bb348c97df44 | 938 | else |
lypinator | 0:bb348c97df44 | 939 | { |
lypinator | 0:bb348c97df44 | 940 | if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_EPENA) == 0U) |
lypinator | 0:bb348c97df44 | 941 | { |
lypinator | 0:bb348c97df44 | 942 | USBx_OUTEP(ep->num)->DOEPCTL &= ~(USB_OTG_DOEPCTL_EPDIS); |
lypinator | 0:bb348c97df44 | 943 | } |
lypinator | 0:bb348c97df44 | 944 | USBx_OUTEP(ep->num)->DOEPCTL |= USB_OTG_DOEPCTL_STALL; |
lypinator | 0:bb348c97df44 | 945 | } |
lypinator | 0:bb348c97df44 | 946 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 947 | } |
lypinator | 0:bb348c97df44 | 948 | |
lypinator | 0:bb348c97df44 | 949 | |
lypinator | 0:bb348c97df44 | 950 | /** |
lypinator | 0:bb348c97df44 | 951 | * @brief USB_EPClearStall : Clear a stall condition over an EP |
lypinator | 0:bb348c97df44 | 952 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 953 | * @param ep pointer to endpoint structure |
lypinator | 0:bb348c97df44 | 954 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 955 | */ |
lypinator | 0:bb348c97df44 | 956 | HAL_StatusTypeDef USB_EPClearStall(USB_OTG_GlobalTypeDef *USBx, USB_OTG_EPTypeDef *ep) |
lypinator | 0:bb348c97df44 | 957 | { |
lypinator | 0:bb348c97df44 | 958 | if (ep->is_in == 1U) |
lypinator | 0:bb348c97df44 | 959 | { |
lypinator | 0:bb348c97df44 | 960 | USBx_INEP(ep->num)->DIEPCTL &= ~USB_OTG_DIEPCTL_STALL; |
lypinator | 0:bb348c97df44 | 961 | if (ep->type == EP_TYPE_INTR || ep->type == EP_TYPE_BULK) |
lypinator | 0:bb348c97df44 | 962 | { |
lypinator | 0:bb348c97df44 | 963 | USBx_INEP(ep->num)->DIEPCTL |= USB_OTG_DIEPCTL_SD0PID_SEVNFRM; /* DATA0 */ |
lypinator | 0:bb348c97df44 | 964 | } |
lypinator | 0:bb348c97df44 | 965 | } |
lypinator | 0:bb348c97df44 | 966 | else |
lypinator | 0:bb348c97df44 | 967 | { |
lypinator | 0:bb348c97df44 | 968 | USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_STALL; |
lypinator | 0:bb348c97df44 | 969 | if (ep->type == EP_TYPE_INTR || ep->type == EP_TYPE_BULK) |
lypinator | 0:bb348c97df44 | 970 | { |
lypinator | 0:bb348c97df44 | 971 | USBx_OUTEP(ep->num)->DOEPCTL |= USB_OTG_DOEPCTL_SD0PID_SEVNFRM; /* DATA0 */ |
lypinator | 0:bb348c97df44 | 972 | } |
lypinator | 0:bb348c97df44 | 973 | } |
lypinator | 0:bb348c97df44 | 974 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 975 | } |
lypinator | 0:bb348c97df44 | 976 | |
lypinator | 0:bb348c97df44 | 977 | /** |
lypinator | 0:bb348c97df44 | 978 | * @brief USB_StopDevice : Stop the usb device mode |
lypinator | 0:bb348c97df44 | 979 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 980 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 981 | */ |
lypinator | 0:bb348c97df44 | 982 | HAL_StatusTypeDef USB_StopDevice(USB_OTG_GlobalTypeDef *USBx) |
lypinator | 0:bb348c97df44 | 983 | { |
lypinator | 0:bb348c97df44 | 984 | uint32_t i; |
lypinator | 0:bb348c97df44 | 985 | |
lypinator | 0:bb348c97df44 | 986 | /* Clear Pending interrupt */ |
lypinator | 0:bb348c97df44 | 987 | for (i = 0U; i < 15U ; i++) |
lypinator | 0:bb348c97df44 | 988 | { |
lypinator | 0:bb348c97df44 | 989 | USBx_INEP(i)->DIEPINT = 0xFFU; |
lypinator | 0:bb348c97df44 | 990 | USBx_OUTEP(i)->DOEPINT = 0xFFU; |
lypinator | 0:bb348c97df44 | 991 | } |
lypinator | 0:bb348c97df44 | 992 | USBx_DEVICE->DAINT = 0xFFFFFFFFU; |
lypinator | 0:bb348c97df44 | 993 | |
lypinator | 0:bb348c97df44 | 994 | /* Clear interrupt masks */ |
lypinator | 0:bb348c97df44 | 995 | USBx_DEVICE->DIEPMSK = 0U; |
lypinator | 0:bb348c97df44 | 996 | USBx_DEVICE->DOEPMSK = 0U; |
lypinator | 0:bb348c97df44 | 997 | USBx_DEVICE->DAINTMSK = 0U; |
lypinator | 0:bb348c97df44 | 998 | |
lypinator | 0:bb348c97df44 | 999 | /* Flush the FIFO */ |
lypinator | 0:bb348c97df44 | 1000 | USB_FlushRxFifo(USBx); |
lypinator | 0:bb348c97df44 | 1001 | USB_FlushTxFifo(USBx , 0x10U); |
lypinator | 0:bb348c97df44 | 1002 | |
lypinator | 0:bb348c97df44 | 1003 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 1004 | } |
lypinator | 0:bb348c97df44 | 1005 | |
lypinator | 0:bb348c97df44 | 1006 | /** |
lypinator | 0:bb348c97df44 | 1007 | * @brief USB_SetDevAddress : Stop the usb device mode |
lypinator | 0:bb348c97df44 | 1008 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1009 | * @param address new device address to be assigned |
lypinator | 0:bb348c97df44 | 1010 | * This parameter can be a value from 0 to 255 |
lypinator | 0:bb348c97df44 | 1011 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 1012 | */ |
lypinator | 0:bb348c97df44 | 1013 | HAL_StatusTypeDef USB_SetDevAddress (USB_OTG_GlobalTypeDef *USBx, uint8_t address) |
lypinator | 0:bb348c97df44 | 1014 | { |
lypinator | 0:bb348c97df44 | 1015 | USBx_DEVICE->DCFG &= ~ (USB_OTG_DCFG_DAD); |
lypinator | 0:bb348c97df44 | 1016 | USBx_DEVICE->DCFG |= (address << 4U) & USB_OTG_DCFG_DAD ; |
lypinator | 0:bb348c97df44 | 1017 | |
lypinator | 0:bb348c97df44 | 1018 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 1019 | } |
lypinator | 0:bb348c97df44 | 1020 | |
lypinator | 0:bb348c97df44 | 1021 | /** |
lypinator | 0:bb348c97df44 | 1022 | * @brief USB_DevConnect : Connect the USB device by enabling the pull-up/pull-down |
lypinator | 0:bb348c97df44 | 1023 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1024 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 1025 | */ |
lypinator | 0:bb348c97df44 | 1026 | HAL_StatusTypeDef USB_DevConnect (USB_OTG_GlobalTypeDef *USBx) |
lypinator | 0:bb348c97df44 | 1027 | { |
lypinator | 0:bb348c97df44 | 1028 | USBx_DEVICE->DCTL &= ~USB_OTG_DCTL_SDIS ; |
lypinator | 0:bb348c97df44 | 1029 | HAL_Delay(3U); |
lypinator | 0:bb348c97df44 | 1030 | |
lypinator | 0:bb348c97df44 | 1031 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 1032 | } |
lypinator | 0:bb348c97df44 | 1033 | |
lypinator | 0:bb348c97df44 | 1034 | /** |
lypinator | 0:bb348c97df44 | 1035 | * @brief USB_DevDisconnect : Disconnect the USB device by disabling the pull-up/pull-down |
lypinator | 0:bb348c97df44 | 1036 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1037 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 1038 | */ |
lypinator | 0:bb348c97df44 | 1039 | HAL_StatusTypeDef USB_DevDisconnect (USB_OTG_GlobalTypeDef *USBx) |
lypinator | 0:bb348c97df44 | 1040 | { |
lypinator | 0:bb348c97df44 | 1041 | USBx_DEVICE->DCTL |= USB_OTG_DCTL_SDIS ; |
lypinator | 0:bb348c97df44 | 1042 | HAL_Delay(3U); |
lypinator | 0:bb348c97df44 | 1043 | |
lypinator | 0:bb348c97df44 | 1044 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 1045 | } |
lypinator | 0:bb348c97df44 | 1046 | |
lypinator | 0:bb348c97df44 | 1047 | /** |
lypinator | 0:bb348c97df44 | 1048 | * @brief USB_ReadInterrupts: return the global USB interrupt status |
lypinator | 0:bb348c97df44 | 1049 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1050 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 1051 | */ |
lypinator | 0:bb348c97df44 | 1052 | uint32_t USB_ReadInterrupts (USB_OTG_GlobalTypeDef *USBx) |
lypinator | 0:bb348c97df44 | 1053 | { |
lypinator | 0:bb348c97df44 | 1054 | uint32_t v = 0U; |
lypinator | 0:bb348c97df44 | 1055 | |
lypinator | 0:bb348c97df44 | 1056 | v = USBx->GINTSTS; |
lypinator | 0:bb348c97df44 | 1057 | v &= USBx->GINTMSK; |
lypinator | 0:bb348c97df44 | 1058 | return v; |
lypinator | 0:bb348c97df44 | 1059 | } |
lypinator | 0:bb348c97df44 | 1060 | |
lypinator | 0:bb348c97df44 | 1061 | /** |
lypinator | 0:bb348c97df44 | 1062 | * @brief USB_ReadDevAllOutEpInterrupt: return the USB device OUT endpoints interrupt status |
lypinator | 0:bb348c97df44 | 1063 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1064 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 1065 | */ |
lypinator | 0:bb348c97df44 | 1066 | uint32_t USB_ReadDevAllOutEpInterrupt (USB_OTG_GlobalTypeDef *USBx) |
lypinator | 0:bb348c97df44 | 1067 | { |
lypinator | 0:bb348c97df44 | 1068 | uint32_t v; |
lypinator | 0:bb348c97df44 | 1069 | v = USBx_DEVICE->DAINT; |
lypinator | 0:bb348c97df44 | 1070 | v &= USBx_DEVICE->DAINTMSK; |
lypinator | 0:bb348c97df44 | 1071 | return ((v & 0xffff0000U) >> 16U); |
lypinator | 0:bb348c97df44 | 1072 | } |
lypinator | 0:bb348c97df44 | 1073 | |
lypinator | 0:bb348c97df44 | 1074 | /** |
lypinator | 0:bb348c97df44 | 1075 | * @brief USB_ReadDevAllInEpInterrupt: return the USB device IN endpoints interrupt status |
lypinator | 0:bb348c97df44 | 1076 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1077 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 1078 | */ |
lypinator | 0:bb348c97df44 | 1079 | uint32_t USB_ReadDevAllInEpInterrupt (USB_OTG_GlobalTypeDef *USBx) |
lypinator | 0:bb348c97df44 | 1080 | { |
lypinator | 0:bb348c97df44 | 1081 | uint32_t v; |
lypinator | 0:bb348c97df44 | 1082 | v = USBx_DEVICE->DAINT; |
lypinator | 0:bb348c97df44 | 1083 | v &= USBx_DEVICE->DAINTMSK; |
lypinator | 0:bb348c97df44 | 1084 | return ((v & 0xFFFFU)); |
lypinator | 0:bb348c97df44 | 1085 | } |
lypinator | 0:bb348c97df44 | 1086 | |
lypinator | 0:bb348c97df44 | 1087 | /** |
lypinator | 0:bb348c97df44 | 1088 | * @brief Returns Device OUT EP Interrupt register |
lypinator | 0:bb348c97df44 | 1089 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1090 | * @param epnum endpoint number |
lypinator | 0:bb348c97df44 | 1091 | * This parameter can be a value from 0 to 15 |
lypinator | 0:bb348c97df44 | 1092 | * @retval Device OUT EP Interrupt register |
lypinator | 0:bb348c97df44 | 1093 | */ |
lypinator | 0:bb348c97df44 | 1094 | uint32_t USB_ReadDevOutEPInterrupt (USB_OTG_GlobalTypeDef *USBx , uint8_t epnum) |
lypinator | 0:bb348c97df44 | 1095 | { |
lypinator | 0:bb348c97df44 | 1096 | uint32_t v; |
lypinator | 0:bb348c97df44 | 1097 | v = USBx_OUTEP(epnum)->DOEPINT; |
lypinator | 0:bb348c97df44 | 1098 | v &= USBx_DEVICE->DOEPMSK; |
lypinator | 0:bb348c97df44 | 1099 | return v; |
lypinator | 0:bb348c97df44 | 1100 | } |
lypinator | 0:bb348c97df44 | 1101 | |
lypinator | 0:bb348c97df44 | 1102 | /** |
lypinator | 0:bb348c97df44 | 1103 | * @brief Returns Device IN EP Interrupt register |
lypinator | 0:bb348c97df44 | 1104 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1105 | * @param epnum endpoint number |
lypinator | 0:bb348c97df44 | 1106 | * This parameter can be a value from 0 to 15 |
lypinator | 0:bb348c97df44 | 1107 | * @retval Device IN EP Interrupt register |
lypinator | 0:bb348c97df44 | 1108 | */ |
lypinator | 0:bb348c97df44 | 1109 | uint32_t USB_ReadDevInEPInterrupt (USB_OTG_GlobalTypeDef *USBx , uint8_t epnum) |
lypinator | 0:bb348c97df44 | 1110 | { |
lypinator | 0:bb348c97df44 | 1111 | uint32_t v, msk, emp; |
lypinator | 0:bb348c97df44 | 1112 | |
lypinator | 0:bb348c97df44 | 1113 | msk = USBx_DEVICE->DIEPMSK; |
lypinator | 0:bb348c97df44 | 1114 | emp = USBx_DEVICE->DIEPEMPMSK; |
lypinator | 0:bb348c97df44 | 1115 | msk |= ((emp >> epnum) & 0x1U) << 7U; |
lypinator | 0:bb348c97df44 | 1116 | v = USBx_INEP(epnum)->DIEPINT & msk; |
lypinator | 0:bb348c97df44 | 1117 | return v; |
lypinator | 0:bb348c97df44 | 1118 | } |
lypinator | 0:bb348c97df44 | 1119 | |
lypinator | 0:bb348c97df44 | 1120 | /** |
lypinator | 0:bb348c97df44 | 1121 | * @brief USB_ClearInterrupts: clear a USB interrupt |
lypinator | 0:bb348c97df44 | 1122 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1123 | * @param interrupt interrupt flag |
lypinator | 0:bb348c97df44 | 1124 | * @retval None |
lypinator | 0:bb348c97df44 | 1125 | */ |
lypinator | 0:bb348c97df44 | 1126 | void USB_ClearInterrupts (USB_OTG_GlobalTypeDef *USBx, uint32_t interrupt) |
lypinator | 0:bb348c97df44 | 1127 | { |
lypinator | 0:bb348c97df44 | 1128 | USBx->GINTSTS |= interrupt; |
lypinator | 0:bb348c97df44 | 1129 | } |
lypinator | 0:bb348c97df44 | 1130 | |
lypinator | 0:bb348c97df44 | 1131 | /** |
lypinator | 0:bb348c97df44 | 1132 | * @brief Returns USB core mode |
lypinator | 0:bb348c97df44 | 1133 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1134 | * @retval return core mode : Host or Device |
lypinator | 0:bb348c97df44 | 1135 | * This parameter can be one of these values: |
lypinator | 0:bb348c97df44 | 1136 | * 0 : Host |
lypinator | 0:bb348c97df44 | 1137 | * 1 : Device |
lypinator | 0:bb348c97df44 | 1138 | */ |
lypinator | 0:bb348c97df44 | 1139 | uint32_t USB_GetMode(USB_OTG_GlobalTypeDef *USBx) |
lypinator | 0:bb348c97df44 | 1140 | { |
lypinator | 0:bb348c97df44 | 1141 | return ((USBx->GINTSTS ) & 0x1U); |
lypinator | 0:bb348c97df44 | 1142 | } |
lypinator | 0:bb348c97df44 | 1143 | |
lypinator | 0:bb348c97df44 | 1144 | |
lypinator | 0:bb348c97df44 | 1145 | /** |
lypinator | 0:bb348c97df44 | 1146 | * @brief Activate EP0 for Setup transactions |
lypinator | 0:bb348c97df44 | 1147 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1148 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 1149 | */ |
lypinator | 0:bb348c97df44 | 1150 | HAL_StatusTypeDef USB_ActivateSetup (USB_OTG_GlobalTypeDef *USBx) |
lypinator | 0:bb348c97df44 | 1151 | { |
lypinator | 0:bb348c97df44 | 1152 | /* Set the MPS of the IN EP based on the enumeration speed */ |
lypinator | 0:bb348c97df44 | 1153 | USBx_INEP(0U)->DIEPCTL &= ~USB_OTG_DIEPCTL_MPSIZ; |
lypinator | 0:bb348c97df44 | 1154 | |
lypinator | 0:bb348c97df44 | 1155 | if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ) |
lypinator | 0:bb348c97df44 | 1156 | { |
lypinator | 0:bb348c97df44 | 1157 | USBx_INEP(0U)->DIEPCTL |= 3U; |
lypinator | 0:bb348c97df44 | 1158 | } |
lypinator | 0:bb348c97df44 | 1159 | USBx_DEVICE->DCTL |= USB_OTG_DCTL_CGINAK; |
lypinator | 0:bb348c97df44 | 1160 | |
lypinator | 0:bb348c97df44 | 1161 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 1162 | } |
lypinator | 0:bb348c97df44 | 1163 | |
lypinator | 0:bb348c97df44 | 1164 | |
lypinator | 0:bb348c97df44 | 1165 | /** |
lypinator | 0:bb348c97df44 | 1166 | * @brief Prepare the EP0 to start the first control setup |
lypinator | 0:bb348c97df44 | 1167 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1168 | * @param dma USB dma enabled or disabled |
lypinator | 0:bb348c97df44 | 1169 | * This parameter can be one of these values: |
lypinator | 0:bb348c97df44 | 1170 | * 0 : DMA feature not used |
lypinator | 0:bb348c97df44 | 1171 | * 1 : DMA feature used |
lypinator | 0:bb348c97df44 | 1172 | * @param psetup pointer to setup packet |
lypinator | 0:bb348c97df44 | 1173 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 1174 | */ |
lypinator | 0:bb348c97df44 | 1175 | HAL_StatusTypeDef USB_EP0_OutStart(USB_OTG_GlobalTypeDef *USBx, uint8_t dma, uint8_t *psetup) |
lypinator | 0:bb348c97df44 | 1176 | { |
lypinator | 0:bb348c97df44 | 1177 | USBx_OUTEP(0U)->DOEPTSIZ = 0U; |
lypinator | 0:bb348c97df44 | 1178 | USBx_OUTEP(0U)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_PKTCNT & (1U << 19U)) ; |
lypinator | 0:bb348c97df44 | 1179 | USBx_OUTEP(0U)->DOEPTSIZ |= (3U * 8U); |
lypinator | 0:bb348c97df44 | 1180 | USBx_OUTEP(0U)->DOEPTSIZ |= USB_OTG_DOEPTSIZ_STUPCNT; |
lypinator | 0:bb348c97df44 | 1181 | |
lypinator | 0:bb348c97df44 | 1182 | if (dma == 1U) |
lypinator | 0:bb348c97df44 | 1183 | { |
lypinator | 0:bb348c97df44 | 1184 | USBx_OUTEP(0U)->DOEPDMA = (uint32_t)psetup; |
lypinator | 0:bb348c97df44 | 1185 | /* EP enable */ |
lypinator | 0:bb348c97df44 | 1186 | USBx_OUTEP(0U)->DOEPCTL = 0x80008000U; |
lypinator | 0:bb348c97df44 | 1187 | } |
lypinator | 0:bb348c97df44 | 1188 | |
lypinator | 0:bb348c97df44 | 1189 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 1190 | } |
lypinator | 0:bb348c97df44 | 1191 | |
lypinator | 0:bb348c97df44 | 1192 | |
lypinator | 0:bb348c97df44 | 1193 | /** |
lypinator | 0:bb348c97df44 | 1194 | * @brief Reset the USB Core (needed after USB clock settings change) |
lypinator | 0:bb348c97df44 | 1195 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1196 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 1197 | */ |
lypinator | 0:bb348c97df44 | 1198 | static HAL_StatusTypeDef USB_CoreReset(USB_OTG_GlobalTypeDef *USBx) |
lypinator | 0:bb348c97df44 | 1199 | { |
lypinator | 0:bb348c97df44 | 1200 | uint32_t count = 0U; |
lypinator | 0:bb348c97df44 | 1201 | |
lypinator | 0:bb348c97df44 | 1202 | /* Wait for AHB master IDLE state. */ |
lypinator | 0:bb348c97df44 | 1203 | do |
lypinator | 0:bb348c97df44 | 1204 | { |
lypinator | 0:bb348c97df44 | 1205 | if (++count > 200000U) |
lypinator | 0:bb348c97df44 | 1206 | { |
lypinator | 0:bb348c97df44 | 1207 | return HAL_TIMEOUT; |
lypinator | 0:bb348c97df44 | 1208 | } |
lypinator | 0:bb348c97df44 | 1209 | } |
lypinator | 0:bb348c97df44 | 1210 | while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_AHBIDL) == 0U); |
lypinator | 0:bb348c97df44 | 1211 | |
lypinator | 0:bb348c97df44 | 1212 | /* Core Soft Reset */ |
lypinator | 0:bb348c97df44 | 1213 | count = 0U; |
lypinator | 0:bb348c97df44 | 1214 | USBx->GRSTCTL |= USB_OTG_GRSTCTL_CSRST; |
lypinator | 0:bb348c97df44 | 1215 | |
lypinator | 0:bb348c97df44 | 1216 | do |
lypinator | 0:bb348c97df44 | 1217 | { |
lypinator | 0:bb348c97df44 | 1218 | if (++count > 200000U) |
lypinator | 0:bb348c97df44 | 1219 | { |
lypinator | 0:bb348c97df44 | 1220 | return HAL_TIMEOUT; |
lypinator | 0:bb348c97df44 | 1221 | } |
lypinator | 0:bb348c97df44 | 1222 | } |
lypinator | 0:bb348c97df44 | 1223 | while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_CSRST) == USB_OTG_GRSTCTL_CSRST); |
lypinator | 0:bb348c97df44 | 1224 | |
lypinator | 0:bb348c97df44 | 1225 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 1226 | } |
lypinator | 0:bb348c97df44 | 1227 | |
lypinator | 0:bb348c97df44 | 1228 | |
lypinator | 0:bb348c97df44 | 1229 | /** |
lypinator | 0:bb348c97df44 | 1230 | * @brief USB_HostInit : Initializes the USB OTG controller registers |
lypinator | 0:bb348c97df44 | 1231 | * for Host mode |
lypinator | 0:bb348c97df44 | 1232 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1233 | * @param cfg pointer to a USB_OTG_CfgTypeDef structure that contains |
lypinator | 0:bb348c97df44 | 1234 | * the configuration information for the specified USBx peripheral. |
lypinator | 0:bb348c97df44 | 1235 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 1236 | */ |
lypinator | 0:bb348c97df44 | 1237 | HAL_StatusTypeDef USB_HostInit (USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg) |
lypinator | 0:bb348c97df44 | 1238 | { |
lypinator | 0:bb348c97df44 | 1239 | uint32_t i; |
lypinator | 0:bb348c97df44 | 1240 | |
lypinator | 0:bb348c97df44 | 1241 | /* Restart the Phy Clock */ |
lypinator | 0:bb348c97df44 | 1242 | USBx_PCGCCTL = 0U; |
lypinator | 0:bb348c97df44 | 1243 | |
lypinator | 0:bb348c97df44 | 1244 | /* Activate VBUS Sensing B */ |
lypinator | 0:bb348c97df44 | 1245 | #if defined(STM32F446xx) || defined(STM32F469xx) || defined(STM32F479xx) || defined(STM32F412Zx) || defined(STM32F412Vx) || \ |
lypinator | 0:bb348c97df44 | 1246 | defined(STM32F412Rx) || defined(STM32F412Cx) || defined(STM32F413xx) || defined(STM32F423xx) |
lypinator | 0:bb348c97df44 | 1247 | USBx->GCCFG |= USB_OTG_GCCFG_VBDEN; |
lypinator | 0:bb348c97df44 | 1248 | #else |
lypinator | 0:bb348c97df44 | 1249 | USBx->GCCFG &=~ (USB_OTG_GCCFG_VBUSASEN); |
lypinator | 0:bb348c97df44 | 1250 | USBx->GCCFG &=~ (USB_OTG_GCCFG_VBUSBSEN); |
lypinator | 0:bb348c97df44 | 1251 | USBx->GCCFG |= USB_OTG_GCCFG_NOVBUSSENS; |
lypinator | 0:bb348c97df44 | 1252 | #endif /* STM32F446xx || STM32F469xx || STM32F479xx || STM32F412Zx || STM32F412Rx || STM32F412Vx || STM32F412Cx || STM32F413xx || STM32F423xx */ |
lypinator | 0:bb348c97df44 | 1253 | |
lypinator | 0:bb348c97df44 | 1254 | /* Disable the FS/LS support mode only */ |
lypinator | 0:bb348c97df44 | 1255 | if((cfg.speed == USB_OTG_SPEED_FULL)&& |
lypinator | 0:bb348c97df44 | 1256 | (USBx != USB_OTG_FS)) |
lypinator | 0:bb348c97df44 | 1257 | { |
lypinator | 0:bb348c97df44 | 1258 | USBx_HOST->HCFG |= USB_OTG_HCFG_FSLSS; |
lypinator | 0:bb348c97df44 | 1259 | } |
lypinator | 0:bb348c97df44 | 1260 | else |
lypinator | 0:bb348c97df44 | 1261 | { |
lypinator | 0:bb348c97df44 | 1262 | USBx_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSS); |
lypinator | 0:bb348c97df44 | 1263 | } |
lypinator | 0:bb348c97df44 | 1264 | |
lypinator | 0:bb348c97df44 | 1265 | /* Make sure the FIFOs are flushed. */ |
lypinator | 0:bb348c97df44 | 1266 | USB_FlushTxFifo(USBx, 0x10U); /* all Tx FIFOs */ |
lypinator | 0:bb348c97df44 | 1267 | USB_FlushRxFifo(USBx); |
lypinator | 0:bb348c97df44 | 1268 | |
lypinator | 0:bb348c97df44 | 1269 | /* Clear all pending HC Interrupts */ |
lypinator | 0:bb348c97df44 | 1270 | for (i = 0U; i < cfg.Host_channels; i++) |
lypinator | 0:bb348c97df44 | 1271 | { |
lypinator | 0:bb348c97df44 | 1272 | USBx_HC(i)->HCINT = 0xFFFFFFFFU; |
lypinator | 0:bb348c97df44 | 1273 | USBx_HC(i)->HCINTMSK = 0U; |
lypinator | 0:bb348c97df44 | 1274 | } |
lypinator | 0:bb348c97df44 | 1275 | |
lypinator | 0:bb348c97df44 | 1276 | /* Enable VBUS driving */ |
lypinator | 0:bb348c97df44 | 1277 | USB_DriveVbus(USBx, 1U); |
lypinator | 0:bb348c97df44 | 1278 | |
lypinator | 0:bb348c97df44 | 1279 | HAL_Delay(200U); |
lypinator | 0:bb348c97df44 | 1280 | |
lypinator | 0:bb348c97df44 | 1281 | /* Disable all interrupts. */ |
lypinator | 0:bb348c97df44 | 1282 | USBx->GINTMSK = 0U; |
lypinator | 0:bb348c97df44 | 1283 | |
lypinator | 0:bb348c97df44 | 1284 | /* Clear any pending interrupts */ |
lypinator | 0:bb348c97df44 | 1285 | USBx->GINTSTS = 0xFFFFFFFFU; |
lypinator | 0:bb348c97df44 | 1286 | |
lypinator | 0:bb348c97df44 | 1287 | if(USBx == USB_OTG_FS) |
lypinator | 0:bb348c97df44 | 1288 | { |
lypinator | 0:bb348c97df44 | 1289 | /* set Rx FIFO size */ |
lypinator | 0:bb348c97df44 | 1290 | USBx->GRXFSIZ = 0x80U; |
lypinator | 0:bb348c97df44 | 1291 | USBx->DIEPTXF0_HNPTXFSIZ = (uint32_t )(((0x60U << 16U)& USB_OTG_NPTXFD) | 0x80U); |
lypinator | 0:bb348c97df44 | 1292 | USBx->HPTXFSIZ = (uint32_t )(((0x40U << 16U)& USB_OTG_HPTXFSIZ_PTXFD) | 0xE0U); |
lypinator | 0:bb348c97df44 | 1293 | } |
lypinator | 0:bb348c97df44 | 1294 | else |
lypinator | 0:bb348c97df44 | 1295 | { |
lypinator | 0:bb348c97df44 | 1296 | /* set Rx FIFO size */ |
lypinator | 0:bb348c97df44 | 1297 | USBx->GRXFSIZ = 0x200U; |
lypinator | 0:bb348c97df44 | 1298 | USBx->DIEPTXF0_HNPTXFSIZ = (uint32_t )(((0x100U << 16U)& USB_OTG_NPTXFD) | 0x200U); |
lypinator | 0:bb348c97df44 | 1299 | USBx->HPTXFSIZ = (uint32_t )(((0xE0U << 16U)& USB_OTG_HPTXFSIZ_PTXFD) | 0x300U); |
lypinator | 0:bb348c97df44 | 1300 | } |
lypinator | 0:bb348c97df44 | 1301 | |
lypinator | 0:bb348c97df44 | 1302 | /* Enable the common interrupts */ |
lypinator | 0:bb348c97df44 | 1303 | if (cfg.dma_enable == DISABLE) |
lypinator | 0:bb348c97df44 | 1304 | { |
lypinator | 0:bb348c97df44 | 1305 | USBx->GINTMSK |= USB_OTG_GINTMSK_RXFLVLM; |
lypinator | 0:bb348c97df44 | 1306 | } |
lypinator | 0:bb348c97df44 | 1307 | |
lypinator | 0:bb348c97df44 | 1308 | /* Enable interrupts matching to the Host mode ONLY */ |
lypinator | 0:bb348c97df44 | 1309 | USBx->GINTMSK |= (USB_OTG_GINTMSK_PRTIM | USB_OTG_GINTMSK_HCIM |\ |
lypinator | 0:bb348c97df44 | 1310 | USB_OTG_GINTMSK_SOFM |USB_OTG_GINTSTS_DISCINT|\ |
lypinator | 0:bb348c97df44 | 1311 | USB_OTG_GINTMSK_PXFRM_IISOOXFRM | USB_OTG_GINTMSK_WUIM); |
lypinator | 0:bb348c97df44 | 1312 | |
lypinator | 0:bb348c97df44 | 1313 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 1314 | } |
lypinator | 0:bb348c97df44 | 1315 | |
lypinator | 0:bb348c97df44 | 1316 | /** |
lypinator | 0:bb348c97df44 | 1317 | * @brief USB_InitFSLSPClkSel : Initializes the FSLSPClkSel field of the |
lypinator | 0:bb348c97df44 | 1318 | * HCFG register on the PHY type and set the right frame interval |
lypinator | 0:bb348c97df44 | 1319 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1320 | * @param freq clock frequency |
lypinator | 0:bb348c97df44 | 1321 | * This parameter can be one of these values: |
lypinator | 0:bb348c97df44 | 1322 | * HCFG_48_MHZ : Full Speed 48 MHz Clock |
lypinator | 0:bb348c97df44 | 1323 | * HCFG_6_MHZ : Low Speed 6 MHz Clock |
lypinator | 0:bb348c97df44 | 1324 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 1325 | */ |
lypinator | 0:bb348c97df44 | 1326 | HAL_StatusTypeDef USB_InitFSLSPClkSel(USB_OTG_GlobalTypeDef *USBx , uint8_t freq) |
lypinator | 0:bb348c97df44 | 1327 | { |
lypinator | 0:bb348c97df44 | 1328 | USBx_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSPCS); |
lypinator | 0:bb348c97df44 | 1329 | USBx_HOST->HCFG |= (freq & USB_OTG_HCFG_FSLSPCS); |
lypinator | 0:bb348c97df44 | 1330 | |
lypinator | 0:bb348c97df44 | 1331 | if (freq == HCFG_48_MHZ) |
lypinator | 0:bb348c97df44 | 1332 | { |
lypinator | 0:bb348c97df44 | 1333 | USBx_HOST->HFIR = 48000U; |
lypinator | 0:bb348c97df44 | 1334 | } |
lypinator | 0:bb348c97df44 | 1335 | else if (freq == HCFG_6_MHZ) |
lypinator | 0:bb348c97df44 | 1336 | { |
lypinator | 0:bb348c97df44 | 1337 | USBx_HOST->HFIR = 6000U; |
lypinator | 0:bb348c97df44 | 1338 | } |
lypinator | 0:bb348c97df44 | 1339 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 1340 | } |
lypinator | 0:bb348c97df44 | 1341 | |
lypinator | 0:bb348c97df44 | 1342 | /** |
lypinator | 0:bb348c97df44 | 1343 | * @brief USB_OTG_ResetPort : Reset Host Port |
lypinator | 0:bb348c97df44 | 1344 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1345 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 1346 | * @note (1)The application must wait at least 10 ms |
lypinator | 0:bb348c97df44 | 1347 | * before clearing the reset bit. |
lypinator | 0:bb348c97df44 | 1348 | */ |
lypinator | 0:bb348c97df44 | 1349 | HAL_StatusTypeDef USB_ResetPort(USB_OTG_GlobalTypeDef *USBx) |
lypinator | 0:bb348c97df44 | 1350 | { |
lypinator | 0:bb348c97df44 | 1351 | __IO uint32_t hprt0; |
lypinator | 0:bb348c97df44 | 1352 | |
lypinator | 0:bb348c97df44 | 1353 | hprt0 = USBx_HPRT0; |
lypinator | 0:bb348c97df44 | 1354 | |
lypinator | 0:bb348c97df44 | 1355 | hprt0 &= ~(USB_OTG_HPRT_PENA | USB_OTG_HPRT_PCDET |\ |
lypinator | 0:bb348c97df44 | 1356 | USB_OTG_HPRT_PENCHNG | USB_OTG_HPRT_POCCHNG ); |
lypinator | 0:bb348c97df44 | 1357 | |
lypinator | 0:bb348c97df44 | 1358 | USBx_HPRT0 = (USB_OTG_HPRT_PRST | hprt0); |
lypinator | 0:bb348c97df44 | 1359 | HAL_Delay (10U); /* See Note #1 */ |
lypinator | 0:bb348c97df44 | 1360 | USBx_HPRT0 = ((~USB_OTG_HPRT_PRST) & hprt0); |
lypinator | 0:bb348c97df44 | 1361 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 1362 | } |
lypinator | 0:bb348c97df44 | 1363 | |
lypinator | 0:bb348c97df44 | 1364 | /** |
lypinator | 0:bb348c97df44 | 1365 | * @brief USB_DriveVbus : activate or de-activate vbus |
lypinator | 0:bb348c97df44 | 1366 | * @param state VBUS state |
lypinator | 0:bb348c97df44 | 1367 | * This parameter can be one of these values: |
lypinator | 0:bb348c97df44 | 1368 | * 0 : VBUS Active |
lypinator | 0:bb348c97df44 | 1369 | * 1 : VBUS Inactive |
lypinator | 0:bb348c97df44 | 1370 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 1371 | */ |
lypinator | 0:bb348c97df44 | 1372 | HAL_StatusTypeDef USB_DriveVbus (USB_OTG_GlobalTypeDef *USBx, uint8_t state) |
lypinator | 0:bb348c97df44 | 1373 | { |
lypinator | 0:bb348c97df44 | 1374 | __IO uint32_t hprt0; |
lypinator | 0:bb348c97df44 | 1375 | |
lypinator | 0:bb348c97df44 | 1376 | hprt0 = USBx_HPRT0; |
lypinator | 0:bb348c97df44 | 1377 | hprt0 &= ~(USB_OTG_HPRT_PENA | USB_OTG_HPRT_PCDET |\ |
lypinator | 0:bb348c97df44 | 1378 | USB_OTG_HPRT_PENCHNG | USB_OTG_HPRT_POCCHNG ); |
lypinator | 0:bb348c97df44 | 1379 | |
lypinator | 0:bb348c97df44 | 1380 | if (((hprt0 & USB_OTG_HPRT_PPWR) == 0U) && (state == 1U)) |
lypinator | 0:bb348c97df44 | 1381 | { |
lypinator | 0:bb348c97df44 | 1382 | USBx_HPRT0 = (USB_OTG_HPRT_PPWR | hprt0); |
lypinator | 0:bb348c97df44 | 1383 | } |
lypinator | 0:bb348c97df44 | 1384 | if (((hprt0 & USB_OTG_HPRT_PPWR) == USB_OTG_HPRT_PPWR) && (state == 0U)) |
lypinator | 0:bb348c97df44 | 1385 | { |
lypinator | 0:bb348c97df44 | 1386 | USBx_HPRT0 = ((~USB_OTG_HPRT_PPWR) & hprt0); |
lypinator | 0:bb348c97df44 | 1387 | } |
lypinator | 0:bb348c97df44 | 1388 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 1389 | } |
lypinator | 0:bb348c97df44 | 1390 | |
lypinator | 0:bb348c97df44 | 1391 | /** |
lypinator | 0:bb348c97df44 | 1392 | * @brief Return Host Core speed |
lypinator | 0:bb348c97df44 | 1393 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1394 | * @retval speed : Host speed |
lypinator | 0:bb348c97df44 | 1395 | * This parameter can be one of these values: |
lypinator | 0:bb348c97df44 | 1396 | * @arg USB_OTG_SPEED_HIGH: High speed mode |
lypinator | 0:bb348c97df44 | 1397 | * @arg USB_OTG_SPEED_FULL: Full speed mode |
lypinator | 0:bb348c97df44 | 1398 | * @arg USB_OTG_SPEED_LOW: Low speed mode |
lypinator | 0:bb348c97df44 | 1399 | */ |
lypinator | 0:bb348c97df44 | 1400 | uint32_t USB_GetHostSpeed (USB_OTG_GlobalTypeDef *USBx) |
lypinator | 0:bb348c97df44 | 1401 | { |
lypinator | 0:bb348c97df44 | 1402 | __IO uint32_t hprt0; |
lypinator | 0:bb348c97df44 | 1403 | |
lypinator | 0:bb348c97df44 | 1404 | hprt0 = USBx_HPRT0; |
lypinator | 0:bb348c97df44 | 1405 | return ((hprt0 & USB_OTG_HPRT_PSPD) >> 17U); |
lypinator | 0:bb348c97df44 | 1406 | } |
lypinator | 0:bb348c97df44 | 1407 | |
lypinator | 0:bb348c97df44 | 1408 | /** |
lypinator | 0:bb348c97df44 | 1409 | * @brief Return Host Current Frame number |
lypinator | 0:bb348c97df44 | 1410 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1411 | * @retval current frame number |
lypinator | 0:bb348c97df44 | 1412 | */ |
lypinator | 0:bb348c97df44 | 1413 | uint32_t USB_GetCurrentFrame (USB_OTG_GlobalTypeDef *USBx) |
lypinator | 0:bb348c97df44 | 1414 | { |
lypinator | 0:bb348c97df44 | 1415 | return (USBx_HOST->HFNUM & USB_OTG_HFNUM_FRNUM); |
lypinator | 0:bb348c97df44 | 1416 | } |
lypinator | 0:bb348c97df44 | 1417 | |
lypinator | 0:bb348c97df44 | 1418 | /** |
lypinator | 0:bb348c97df44 | 1419 | * @brief Initialize a host channel |
lypinator | 0:bb348c97df44 | 1420 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1421 | * @param ch_num Channel number |
lypinator | 0:bb348c97df44 | 1422 | * This parameter can be a value from 1 to 15 |
lypinator | 0:bb348c97df44 | 1423 | * @param epnum Endpoint number |
lypinator | 0:bb348c97df44 | 1424 | * This parameter can be a value from 1 to 15 |
lypinator | 0:bb348c97df44 | 1425 | * @param dev_address Current device address |
lypinator | 0:bb348c97df44 | 1426 | * This parameter can be a value from 0 to 255 |
lypinator | 0:bb348c97df44 | 1427 | * @param speed Current device speed |
lypinator | 0:bb348c97df44 | 1428 | * This parameter can be one of these values: |
lypinator | 0:bb348c97df44 | 1429 | * @arg USB_OTG_SPEED_HIGH: High speed mode |
lypinator | 0:bb348c97df44 | 1430 | * @arg USB_OTG_SPEED_FULL: Full speed mode |
lypinator | 0:bb348c97df44 | 1431 | * @arg USB_OTG_SPEED_LOW: Low speed mode |
lypinator | 0:bb348c97df44 | 1432 | * @param ep_type Endpoint Type |
lypinator | 0:bb348c97df44 | 1433 | * This parameter can be one of these values: |
lypinator | 0:bb348c97df44 | 1434 | * @arg EP_TYPE_CTRL: Control type |
lypinator | 0:bb348c97df44 | 1435 | * @arg EP_TYPE_ISOC: Isochronous type |
lypinator | 0:bb348c97df44 | 1436 | * @arg EP_TYPE_BULK: Bulk type |
lypinator | 0:bb348c97df44 | 1437 | * @arg EP_TYPE_INTR: Interrupt type |
lypinator | 0:bb348c97df44 | 1438 | * @param mps Max Packet Size |
lypinator | 0:bb348c97df44 | 1439 | * This parameter can be a value from 0 to32K |
lypinator | 0:bb348c97df44 | 1440 | * @retval HAL state |
lypinator | 0:bb348c97df44 | 1441 | */ |
lypinator | 0:bb348c97df44 | 1442 | HAL_StatusTypeDef USB_HC_Init(USB_OTG_GlobalTypeDef *USBx, |
lypinator | 0:bb348c97df44 | 1443 | uint8_t ch_num, |
lypinator | 0:bb348c97df44 | 1444 | uint8_t epnum, |
lypinator | 0:bb348c97df44 | 1445 | uint8_t dev_address, |
lypinator | 0:bb348c97df44 | 1446 | uint8_t speed, |
lypinator | 0:bb348c97df44 | 1447 | uint8_t ep_type, |
lypinator | 0:bb348c97df44 | 1448 | uint16_t mps) |
lypinator | 0:bb348c97df44 | 1449 | { |
lypinator | 0:bb348c97df44 | 1450 | |
lypinator | 0:bb348c97df44 | 1451 | /* Clear old interrupt conditions for this host channel. */ |
lypinator | 0:bb348c97df44 | 1452 | USBx_HC(ch_num)->HCINT = 0xFFFFFFFFU; |
lypinator | 0:bb348c97df44 | 1453 | |
lypinator | 0:bb348c97df44 | 1454 | /* Enable channel interrupts required for this transfer. */ |
lypinator | 0:bb348c97df44 | 1455 | switch (ep_type) |
lypinator | 0:bb348c97df44 | 1456 | { |
lypinator | 0:bb348c97df44 | 1457 | case EP_TYPE_CTRL: |
lypinator | 0:bb348c97df44 | 1458 | case EP_TYPE_BULK: |
lypinator | 0:bb348c97df44 | 1459 | |
lypinator | 0:bb348c97df44 | 1460 | USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM |\ |
lypinator | 0:bb348c97df44 | 1461 | USB_OTG_HCINTMSK_STALLM |\ |
lypinator | 0:bb348c97df44 | 1462 | USB_OTG_HCINTMSK_TXERRM |\ |
lypinator | 0:bb348c97df44 | 1463 | USB_OTG_HCINTMSK_DTERRM |\ |
lypinator | 0:bb348c97df44 | 1464 | USB_OTG_HCINTMSK_AHBERR |\ |
lypinator | 0:bb348c97df44 | 1465 | USB_OTG_HCINTMSK_NAKM ; |
lypinator | 0:bb348c97df44 | 1466 | |
lypinator | 0:bb348c97df44 | 1467 | if (epnum & 0x80U) |
lypinator | 0:bb348c97df44 | 1468 | { |
lypinator | 0:bb348c97df44 | 1469 | USBx_HC(ch_num)->HCINTMSK |= USB_OTG_HCINTMSK_BBERRM; |
lypinator | 0:bb348c97df44 | 1470 | } |
lypinator | 0:bb348c97df44 | 1471 | else |
lypinator | 0:bb348c97df44 | 1472 | { |
lypinator | 0:bb348c97df44 | 1473 | if(USBx != USB_OTG_FS) |
lypinator | 0:bb348c97df44 | 1474 | { |
lypinator | 0:bb348c97df44 | 1475 | USBx_HC(ch_num)->HCINTMSK |= (USB_OTG_HCINTMSK_NYET | USB_OTG_HCINTMSK_ACKM); |
lypinator | 0:bb348c97df44 | 1476 | } |
lypinator | 0:bb348c97df44 | 1477 | } |
lypinator | 0:bb348c97df44 | 1478 | break; |
lypinator | 0:bb348c97df44 | 1479 | |
lypinator | 0:bb348c97df44 | 1480 | case EP_TYPE_INTR: |
lypinator | 0:bb348c97df44 | 1481 | |
lypinator | 0:bb348c97df44 | 1482 | USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM |\ |
lypinator | 0:bb348c97df44 | 1483 | USB_OTG_HCINTMSK_STALLM |\ |
lypinator | 0:bb348c97df44 | 1484 | USB_OTG_HCINTMSK_TXERRM |\ |
lypinator | 0:bb348c97df44 | 1485 | USB_OTG_HCINTMSK_DTERRM |\ |
lypinator | 0:bb348c97df44 | 1486 | USB_OTG_HCINTMSK_NAKM |\ |
lypinator | 0:bb348c97df44 | 1487 | USB_OTG_HCINTMSK_AHBERR |\ |
lypinator | 0:bb348c97df44 | 1488 | USB_OTG_HCINTMSK_FRMORM ; |
lypinator | 0:bb348c97df44 | 1489 | |
lypinator | 0:bb348c97df44 | 1490 | if (epnum & 0x80U) |
lypinator | 0:bb348c97df44 | 1491 | { |
lypinator | 0:bb348c97df44 | 1492 | USBx_HC(ch_num)->HCINTMSK |= USB_OTG_HCINTMSK_BBERRM; |
lypinator | 0:bb348c97df44 | 1493 | } |
lypinator | 0:bb348c97df44 | 1494 | |
lypinator | 0:bb348c97df44 | 1495 | break; |
lypinator | 0:bb348c97df44 | 1496 | case EP_TYPE_ISOC: |
lypinator | 0:bb348c97df44 | 1497 | |
lypinator | 0:bb348c97df44 | 1498 | USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM |\ |
lypinator | 0:bb348c97df44 | 1499 | USB_OTG_HCINTMSK_ACKM |\ |
lypinator | 0:bb348c97df44 | 1500 | USB_OTG_HCINTMSK_AHBERR |\ |
lypinator | 0:bb348c97df44 | 1501 | USB_OTG_HCINTMSK_FRMORM ; |
lypinator | 0:bb348c97df44 | 1502 | |
lypinator | 0:bb348c97df44 | 1503 | if (epnum & 0x80U) |
lypinator | 0:bb348c97df44 | 1504 | { |
lypinator | 0:bb348c97df44 | 1505 | USBx_HC(ch_num)->HCINTMSK |= (USB_OTG_HCINTMSK_TXERRM | USB_OTG_HCINTMSK_BBERRM); |
lypinator | 0:bb348c97df44 | 1506 | } |
lypinator | 0:bb348c97df44 | 1507 | break; |
lypinator | 0:bb348c97df44 | 1508 | } |
lypinator | 0:bb348c97df44 | 1509 | |
lypinator | 0:bb348c97df44 | 1510 | /* Enable the top level host channel interrupt. */ |
lypinator | 0:bb348c97df44 | 1511 | USBx_HOST->HAINTMSK |= (1 << ch_num); |
lypinator | 0:bb348c97df44 | 1512 | |
lypinator | 0:bb348c97df44 | 1513 | /* Make sure host channel interrupts are enabled. */ |
lypinator | 0:bb348c97df44 | 1514 | USBx->GINTMSK |= USB_OTG_GINTMSK_HCIM; |
lypinator | 0:bb348c97df44 | 1515 | |
lypinator | 0:bb348c97df44 | 1516 | /* Program the HCCHAR register */ |
lypinator | 0:bb348c97df44 | 1517 | USBx_HC(ch_num)->HCCHAR = (((dev_address << 22U) & USB_OTG_HCCHAR_DAD) |\ |
lypinator | 0:bb348c97df44 | 1518 | (((epnum & 0x7FU)<< 11U) & USB_OTG_HCCHAR_EPNUM)|\ |
lypinator | 0:bb348c97df44 | 1519 | ((((epnum & 0x80U) == 0x80U)<< 15U) & USB_OTG_HCCHAR_EPDIR)|\ |
lypinator | 0:bb348c97df44 | 1520 | (((speed == USB_OTG_SPEED_LOW)<< 17U) & USB_OTG_HCCHAR_LSDEV)|\ |
lypinator | 0:bb348c97df44 | 1521 | ((ep_type << 18U) & USB_OTG_HCCHAR_EPTYP)|\ |
lypinator | 0:bb348c97df44 | 1522 | (mps & USB_OTG_HCCHAR_MPSIZ)); |
lypinator | 0:bb348c97df44 | 1523 | |
lypinator | 0:bb348c97df44 | 1524 | if (ep_type == EP_TYPE_INTR) |
lypinator | 0:bb348c97df44 | 1525 | { |
lypinator | 0:bb348c97df44 | 1526 | USBx_HC(ch_num)->HCCHAR |= USB_OTG_HCCHAR_ODDFRM ; |
lypinator | 0:bb348c97df44 | 1527 | } |
lypinator | 0:bb348c97df44 | 1528 | |
lypinator | 0:bb348c97df44 | 1529 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 1530 | } |
lypinator | 0:bb348c97df44 | 1531 | |
lypinator | 0:bb348c97df44 | 1532 | /** |
lypinator | 0:bb348c97df44 | 1533 | * @brief Start a transfer over a host channel |
lypinator | 0:bb348c97df44 | 1534 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1535 | * @param hc pointer to host channel structure |
lypinator | 0:bb348c97df44 | 1536 | * @param dma USB dma enabled or disabled |
lypinator | 0:bb348c97df44 | 1537 | * This parameter can be one of these values: |
lypinator | 0:bb348c97df44 | 1538 | * 0 : DMA feature not used |
lypinator | 0:bb348c97df44 | 1539 | * 1 : DMA feature used |
lypinator | 0:bb348c97df44 | 1540 | * @retval HAL state |
lypinator | 0:bb348c97df44 | 1541 | */ |
lypinator | 0:bb348c97df44 | 1542 | #if defined (__CC_ARM) /*!< ARM Compiler */ |
lypinator | 0:bb348c97df44 | 1543 | #pragma O0 |
lypinator | 0:bb348c97df44 | 1544 | #elif defined (__GNUC__) /*!< GNU Compiler */ |
lypinator | 0:bb348c97df44 | 1545 | #pragma GCC optimize ("O0") |
lypinator | 0:bb348c97df44 | 1546 | #endif /* __CC_ARM */ |
lypinator | 0:bb348c97df44 | 1547 | HAL_StatusTypeDef USB_HC_StartXfer(USB_OTG_GlobalTypeDef *USBx, USB_OTG_HCTypeDef *hc, uint8_t dma) |
lypinator | 0:bb348c97df44 | 1548 | { |
lypinator | 0:bb348c97df44 | 1549 | uint8_t is_oddframe = 0; |
lypinator | 0:bb348c97df44 | 1550 | uint16_t len_words = 0; |
lypinator | 0:bb348c97df44 | 1551 | uint16_t num_packets = 0; |
lypinator | 0:bb348c97df44 | 1552 | uint16_t max_hc_pkt_count = 256; |
lypinator | 0:bb348c97df44 | 1553 | uint32_t tmpreg = 0U; |
lypinator | 0:bb348c97df44 | 1554 | |
lypinator | 0:bb348c97df44 | 1555 | if((USBx != USB_OTG_FS) && (hc->speed == USB_OTG_SPEED_HIGH)) |
lypinator | 0:bb348c97df44 | 1556 | { |
lypinator | 0:bb348c97df44 | 1557 | if((dma == 0) && (hc->do_ping == 1U)) |
lypinator | 0:bb348c97df44 | 1558 | { |
lypinator | 0:bb348c97df44 | 1559 | USB_DoPing(USBx, hc->ch_num); |
lypinator | 0:bb348c97df44 | 1560 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 1561 | } |
lypinator | 0:bb348c97df44 | 1562 | else if(dma == 1) |
lypinator | 0:bb348c97df44 | 1563 | { |
lypinator | 0:bb348c97df44 | 1564 | USBx_HC(hc->ch_num)->HCINTMSK &= ~(USB_OTG_HCINTMSK_NYET | USB_OTG_HCINTMSK_ACKM); |
lypinator | 0:bb348c97df44 | 1565 | hc->do_ping = 0U; |
lypinator | 0:bb348c97df44 | 1566 | } |
lypinator | 0:bb348c97df44 | 1567 | } |
lypinator | 0:bb348c97df44 | 1568 | |
lypinator | 0:bb348c97df44 | 1569 | /* Compute the expected number of packets associated to the transfer */ |
lypinator | 0:bb348c97df44 | 1570 | if (hc->xfer_len > 0U) |
lypinator | 0:bb348c97df44 | 1571 | { |
lypinator | 0:bb348c97df44 | 1572 | num_packets = (hc->xfer_len + hc->max_packet - 1U) / hc->max_packet; |
lypinator | 0:bb348c97df44 | 1573 | |
lypinator | 0:bb348c97df44 | 1574 | if (num_packets > max_hc_pkt_count) |
lypinator | 0:bb348c97df44 | 1575 | { |
lypinator | 0:bb348c97df44 | 1576 | num_packets = max_hc_pkt_count; |
lypinator | 0:bb348c97df44 | 1577 | hc->xfer_len = num_packets * hc->max_packet; |
lypinator | 0:bb348c97df44 | 1578 | } |
lypinator | 0:bb348c97df44 | 1579 | } |
lypinator | 0:bb348c97df44 | 1580 | else |
lypinator | 0:bb348c97df44 | 1581 | { |
lypinator | 0:bb348c97df44 | 1582 | num_packets = 1; |
lypinator | 0:bb348c97df44 | 1583 | } |
lypinator | 0:bb348c97df44 | 1584 | if (hc->ep_is_in) |
lypinator | 0:bb348c97df44 | 1585 | { |
lypinator | 0:bb348c97df44 | 1586 | hc->xfer_len = num_packets * hc->max_packet; |
lypinator | 0:bb348c97df44 | 1587 | } |
lypinator | 0:bb348c97df44 | 1588 | |
lypinator | 0:bb348c97df44 | 1589 | /* Initialize the HCTSIZn register */ |
lypinator | 0:bb348c97df44 | 1590 | USBx_HC(hc->ch_num)->HCTSIZ = (((hc->xfer_len) & USB_OTG_HCTSIZ_XFRSIZ)) |\ |
lypinator | 0:bb348c97df44 | 1591 | ((num_packets << 19U) & USB_OTG_HCTSIZ_PKTCNT) |\ |
lypinator | 0:bb348c97df44 | 1592 | (((hc->data_pid) << 29U) & USB_OTG_HCTSIZ_DPID); |
lypinator | 0:bb348c97df44 | 1593 | |
lypinator | 0:bb348c97df44 | 1594 | if (dma) |
lypinator | 0:bb348c97df44 | 1595 | { |
lypinator | 0:bb348c97df44 | 1596 | /* xfer_buff MUST be 32-bits aligned */ |
lypinator | 0:bb348c97df44 | 1597 | USBx_HC(hc->ch_num)->HCDMA = (uint32_t)hc->xfer_buff; |
lypinator | 0:bb348c97df44 | 1598 | } |
lypinator | 0:bb348c97df44 | 1599 | |
lypinator | 0:bb348c97df44 | 1600 | is_oddframe = (USBx_HOST->HFNUM & 0x01) ? 0 : 1; |
lypinator | 0:bb348c97df44 | 1601 | USBx_HC(hc->ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_ODDFRM; |
lypinator | 0:bb348c97df44 | 1602 | USBx_HC(hc->ch_num)->HCCHAR |= (is_oddframe << 29); |
lypinator | 0:bb348c97df44 | 1603 | |
lypinator | 0:bb348c97df44 | 1604 | /* Set host channel enable */ |
lypinator | 0:bb348c97df44 | 1605 | tmpreg = USBx_HC(hc->ch_num)->HCCHAR; |
lypinator | 0:bb348c97df44 | 1606 | tmpreg &= ~USB_OTG_HCCHAR_CHDIS; |
lypinator | 0:bb348c97df44 | 1607 | tmpreg |= USB_OTG_HCCHAR_CHENA; |
lypinator | 0:bb348c97df44 | 1608 | USBx_HC(hc->ch_num)->HCCHAR = tmpreg; |
lypinator | 0:bb348c97df44 | 1609 | |
lypinator | 0:bb348c97df44 | 1610 | if (dma == 0) /* Slave mode */ |
lypinator | 0:bb348c97df44 | 1611 | { |
lypinator | 0:bb348c97df44 | 1612 | if((hc->ep_is_in == 0U) && (hc->xfer_len > 0U)) |
lypinator | 0:bb348c97df44 | 1613 | { |
lypinator | 0:bb348c97df44 | 1614 | switch(hc->ep_type) |
lypinator | 0:bb348c97df44 | 1615 | { |
lypinator | 0:bb348c97df44 | 1616 | /* Non periodic transfer */ |
lypinator | 0:bb348c97df44 | 1617 | case EP_TYPE_CTRL: |
lypinator | 0:bb348c97df44 | 1618 | case EP_TYPE_BULK: |
lypinator | 0:bb348c97df44 | 1619 | |
lypinator | 0:bb348c97df44 | 1620 | len_words = (hc->xfer_len + 3) / 4; |
lypinator | 0:bb348c97df44 | 1621 | |
lypinator | 0:bb348c97df44 | 1622 | /* check if there is enough space in FIFO space */ |
lypinator | 0:bb348c97df44 | 1623 | if(len_words > (USBx->HNPTXSTS & 0xFFFF)) |
lypinator | 0:bb348c97df44 | 1624 | { |
lypinator | 0:bb348c97df44 | 1625 | /* need to process data in nptxfempty interrupt */ |
lypinator | 0:bb348c97df44 | 1626 | USBx->GINTMSK |= USB_OTG_GINTMSK_NPTXFEM; |
lypinator | 0:bb348c97df44 | 1627 | } |
lypinator | 0:bb348c97df44 | 1628 | break; |
lypinator | 0:bb348c97df44 | 1629 | /* Periodic transfer */ |
lypinator | 0:bb348c97df44 | 1630 | case EP_TYPE_INTR: |
lypinator | 0:bb348c97df44 | 1631 | case EP_TYPE_ISOC: |
lypinator | 0:bb348c97df44 | 1632 | len_words = (hc->xfer_len + 3) / 4; |
lypinator | 0:bb348c97df44 | 1633 | /* check if there is enough space in FIFO space */ |
lypinator | 0:bb348c97df44 | 1634 | if(len_words > (USBx_HOST->HPTXSTS & 0xFFFF)) /* split the transfer */ |
lypinator | 0:bb348c97df44 | 1635 | { |
lypinator | 0:bb348c97df44 | 1636 | /* need to process data in ptxfempty interrupt */ |
lypinator | 0:bb348c97df44 | 1637 | USBx->GINTMSK |= USB_OTG_GINTMSK_PTXFEM; |
lypinator | 0:bb348c97df44 | 1638 | } |
lypinator | 0:bb348c97df44 | 1639 | break; |
lypinator | 0:bb348c97df44 | 1640 | |
lypinator | 0:bb348c97df44 | 1641 | default: |
lypinator | 0:bb348c97df44 | 1642 | break; |
lypinator | 0:bb348c97df44 | 1643 | } |
lypinator | 0:bb348c97df44 | 1644 | |
lypinator | 0:bb348c97df44 | 1645 | /* Write packet into the Tx FIFO. */ |
lypinator | 0:bb348c97df44 | 1646 | USB_WritePacket(USBx, hc->xfer_buff, hc->ch_num, hc->xfer_len, 0); |
lypinator | 0:bb348c97df44 | 1647 | /* MBED */ |
lypinator | 0:bb348c97df44 | 1648 | hc->xfer_count = hc->xfer_len; |
lypinator | 0:bb348c97df44 | 1649 | /* MBED */ |
lypinator | 0:bb348c97df44 | 1650 | } |
lypinator | 0:bb348c97df44 | 1651 | } |
lypinator | 0:bb348c97df44 | 1652 | |
lypinator | 0:bb348c97df44 | 1653 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 1654 | } |
lypinator | 0:bb348c97df44 | 1655 | |
lypinator | 0:bb348c97df44 | 1656 | /** |
lypinator | 0:bb348c97df44 | 1657 | * @brief Read all host channel interrupts status |
lypinator | 0:bb348c97df44 | 1658 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1659 | * @retval HAL state |
lypinator | 0:bb348c97df44 | 1660 | */ |
lypinator | 0:bb348c97df44 | 1661 | uint32_t USB_HC_ReadInterrupt (USB_OTG_GlobalTypeDef *USBx) |
lypinator | 0:bb348c97df44 | 1662 | { |
lypinator | 0:bb348c97df44 | 1663 | return ((USBx_HOST->HAINT) & 0xFFFFU); |
lypinator | 0:bb348c97df44 | 1664 | } |
lypinator | 0:bb348c97df44 | 1665 | |
lypinator | 0:bb348c97df44 | 1666 | /** |
lypinator | 0:bb348c97df44 | 1667 | * @brief Halt a host channel |
lypinator | 0:bb348c97df44 | 1668 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1669 | * @param hc_num Host Channel number |
lypinator | 0:bb348c97df44 | 1670 | * This parameter can be a value from 1 to 15 |
lypinator | 0:bb348c97df44 | 1671 | * @retval HAL state |
lypinator | 0:bb348c97df44 | 1672 | */ |
lypinator | 0:bb348c97df44 | 1673 | HAL_StatusTypeDef USB_HC_Halt(USB_OTG_GlobalTypeDef *USBx , uint8_t hc_num) |
lypinator | 0:bb348c97df44 | 1674 | { |
lypinator | 0:bb348c97df44 | 1675 | uint32_t count = 0U; |
lypinator | 0:bb348c97df44 | 1676 | |
lypinator | 0:bb348c97df44 | 1677 | /* Check for space in the request queue to issue the halt. */ |
lypinator | 0:bb348c97df44 | 1678 | if (((((USBx_HC(hc_num)->HCCHAR) & USB_OTG_HCCHAR_EPTYP) >> 18) == HCCHAR_CTRL) || (((((USBx_HC(hc_num)->HCCHAR) & |
lypinator | 0:bb348c97df44 | 1679 | USB_OTG_HCCHAR_EPTYP) >> 18) == HCCHAR_BULK))) |
lypinator | 0:bb348c97df44 | 1680 | { |
lypinator | 0:bb348c97df44 | 1681 | USBx_HC(hc_num)->HCCHAR |= USB_OTG_HCCHAR_CHDIS; |
lypinator | 0:bb348c97df44 | 1682 | |
lypinator | 0:bb348c97df44 | 1683 | if ((USBx->HNPTXSTS & 0xFF0000U) == 0U) |
lypinator | 0:bb348c97df44 | 1684 | { |
lypinator | 0:bb348c97df44 | 1685 | USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHENA; |
lypinator | 0:bb348c97df44 | 1686 | USBx_HC(hc_num)->HCCHAR |= USB_OTG_HCCHAR_CHENA; |
lypinator | 0:bb348c97df44 | 1687 | do |
lypinator | 0:bb348c97df44 | 1688 | { |
lypinator | 0:bb348c97df44 | 1689 | if (++count > 1000U) |
lypinator | 0:bb348c97df44 | 1690 | { |
lypinator | 0:bb348c97df44 | 1691 | break; |
lypinator | 0:bb348c97df44 | 1692 | } |
lypinator | 0:bb348c97df44 | 1693 | } |
lypinator | 0:bb348c97df44 | 1694 | while ((USBx_HC(hc_num)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA); |
lypinator | 0:bb348c97df44 | 1695 | } |
lypinator | 0:bb348c97df44 | 1696 | else |
lypinator | 0:bb348c97df44 | 1697 | { |
lypinator | 0:bb348c97df44 | 1698 | USBx_HC(hc_num)->HCCHAR |= USB_OTG_HCCHAR_CHENA; |
lypinator | 0:bb348c97df44 | 1699 | } |
lypinator | 0:bb348c97df44 | 1700 | } |
lypinator | 0:bb348c97df44 | 1701 | else |
lypinator | 0:bb348c97df44 | 1702 | { |
lypinator | 0:bb348c97df44 | 1703 | USBx_HC(hc_num)->HCCHAR |= USB_OTG_HCCHAR_CHDIS; |
lypinator | 0:bb348c97df44 | 1704 | |
lypinator | 0:bb348c97df44 | 1705 | if ((USBx_HOST->HPTXSTS & 0xFFFFU) == 0U) |
lypinator | 0:bb348c97df44 | 1706 | { |
lypinator | 0:bb348c97df44 | 1707 | USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHENA; |
lypinator | 0:bb348c97df44 | 1708 | USBx_HC(hc_num)->HCCHAR |= USB_OTG_HCCHAR_CHENA; |
lypinator | 0:bb348c97df44 | 1709 | do |
lypinator | 0:bb348c97df44 | 1710 | { |
lypinator | 0:bb348c97df44 | 1711 | if (++count > 1000U) |
lypinator | 0:bb348c97df44 | 1712 | { |
lypinator | 0:bb348c97df44 | 1713 | break; |
lypinator | 0:bb348c97df44 | 1714 | } |
lypinator | 0:bb348c97df44 | 1715 | } |
lypinator | 0:bb348c97df44 | 1716 | while ((USBx_HC(hc_num)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA); |
lypinator | 0:bb348c97df44 | 1717 | } |
lypinator | 0:bb348c97df44 | 1718 | else |
lypinator | 0:bb348c97df44 | 1719 | { |
lypinator | 0:bb348c97df44 | 1720 | USBx_HC(hc_num)->HCCHAR |= USB_OTG_HCCHAR_CHENA; |
lypinator | 0:bb348c97df44 | 1721 | } |
lypinator | 0:bb348c97df44 | 1722 | } |
lypinator | 0:bb348c97df44 | 1723 | |
lypinator | 0:bb348c97df44 | 1724 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 1725 | } |
lypinator | 0:bb348c97df44 | 1726 | |
lypinator | 0:bb348c97df44 | 1727 | /** |
lypinator | 0:bb348c97df44 | 1728 | * @brief Initiate Do Ping protocol |
lypinator | 0:bb348c97df44 | 1729 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1730 | * @param hc_num Host Channel number |
lypinator | 0:bb348c97df44 | 1731 | * This parameter can be a value from 1 to 15 |
lypinator | 0:bb348c97df44 | 1732 | * @retval HAL state |
lypinator | 0:bb348c97df44 | 1733 | */ |
lypinator | 0:bb348c97df44 | 1734 | HAL_StatusTypeDef USB_DoPing(USB_OTG_GlobalTypeDef *USBx , uint8_t ch_num) |
lypinator | 0:bb348c97df44 | 1735 | { |
lypinator | 0:bb348c97df44 | 1736 | uint8_t num_packets = 1U; |
lypinator | 0:bb348c97df44 | 1737 | uint32_t tmpreg = 0U; |
lypinator | 0:bb348c97df44 | 1738 | |
lypinator | 0:bb348c97df44 | 1739 | USBx_HC(ch_num)->HCTSIZ = ((num_packets << 19U) & USB_OTG_HCTSIZ_PKTCNT) |\ |
lypinator | 0:bb348c97df44 | 1740 | USB_OTG_HCTSIZ_DOPING; |
lypinator | 0:bb348c97df44 | 1741 | |
lypinator | 0:bb348c97df44 | 1742 | /* Set host channel enable */ |
lypinator | 0:bb348c97df44 | 1743 | tmpreg = USBx_HC(ch_num)->HCCHAR; |
lypinator | 0:bb348c97df44 | 1744 | tmpreg &= ~USB_OTG_HCCHAR_CHDIS; |
lypinator | 0:bb348c97df44 | 1745 | tmpreg |= USB_OTG_HCCHAR_CHENA; |
lypinator | 0:bb348c97df44 | 1746 | USBx_HC(ch_num)->HCCHAR = tmpreg; |
lypinator | 0:bb348c97df44 | 1747 | |
lypinator | 0:bb348c97df44 | 1748 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 1749 | } |
lypinator | 0:bb348c97df44 | 1750 | |
lypinator | 0:bb348c97df44 | 1751 | /** |
lypinator | 0:bb348c97df44 | 1752 | * @brief Stop Host Core |
lypinator | 0:bb348c97df44 | 1753 | * @param USBx Selected device |
lypinator | 0:bb348c97df44 | 1754 | * @retval HAL state |
lypinator | 0:bb348c97df44 | 1755 | */ |
lypinator | 0:bb348c97df44 | 1756 | HAL_StatusTypeDef USB_StopHost(USB_OTG_GlobalTypeDef *USBx) |
lypinator | 0:bb348c97df44 | 1757 | { |
lypinator | 0:bb348c97df44 | 1758 | uint8_t i; |
lypinator | 0:bb348c97df44 | 1759 | uint32_t count = 0U; |
lypinator | 0:bb348c97df44 | 1760 | uint32_t value; |
lypinator | 0:bb348c97df44 | 1761 | |
lypinator | 0:bb348c97df44 | 1762 | USB_DisableGlobalInt(USBx); |
lypinator | 0:bb348c97df44 | 1763 | |
lypinator | 0:bb348c97df44 | 1764 | /* Flush FIFO */ |
lypinator | 0:bb348c97df44 | 1765 | USB_FlushTxFifo(USBx, 0x10U); |
lypinator | 0:bb348c97df44 | 1766 | USB_FlushRxFifo(USBx); |
lypinator | 0:bb348c97df44 | 1767 | |
lypinator | 0:bb348c97df44 | 1768 | /* Flush out any leftover queued requests. */ |
lypinator | 0:bb348c97df44 | 1769 | for (i = 0; i <= 15; i++) |
lypinator | 0:bb348c97df44 | 1770 | { |
lypinator | 0:bb348c97df44 | 1771 | |
lypinator | 0:bb348c97df44 | 1772 | value = USBx_HC(i)->HCCHAR ; |
lypinator | 0:bb348c97df44 | 1773 | value |= USB_OTG_HCCHAR_CHDIS; |
lypinator | 0:bb348c97df44 | 1774 | value &= ~USB_OTG_HCCHAR_CHENA; |
lypinator | 0:bb348c97df44 | 1775 | value &= ~USB_OTG_HCCHAR_EPDIR; |
lypinator | 0:bb348c97df44 | 1776 | USBx_HC(i)->HCCHAR = value; |
lypinator | 0:bb348c97df44 | 1777 | } |
lypinator | 0:bb348c97df44 | 1778 | |
lypinator | 0:bb348c97df44 | 1779 | /* Halt all channels to put them into a known state. */ |
lypinator | 0:bb348c97df44 | 1780 | for (i = 0; i <= 15; i++) |
lypinator | 0:bb348c97df44 | 1781 | { |
lypinator | 0:bb348c97df44 | 1782 | value = USBx_HC(i)->HCCHAR ; |
lypinator | 0:bb348c97df44 | 1783 | |
lypinator | 0:bb348c97df44 | 1784 | value |= USB_OTG_HCCHAR_CHDIS; |
lypinator | 0:bb348c97df44 | 1785 | value |= USB_OTG_HCCHAR_CHENA; |
lypinator | 0:bb348c97df44 | 1786 | value &= ~USB_OTG_HCCHAR_EPDIR; |
lypinator | 0:bb348c97df44 | 1787 | |
lypinator | 0:bb348c97df44 | 1788 | USBx_HC(i)->HCCHAR = value; |
lypinator | 0:bb348c97df44 | 1789 | do |
lypinator | 0:bb348c97df44 | 1790 | { |
lypinator | 0:bb348c97df44 | 1791 | if (++count > 1000U) |
lypinator | 0:bb348c97df44 | 1792 | { |
lypinator | 0:bb348c97df44 | 1793 | break; |
lypinator | 0:bb348c97df44 | 1794 | } |
lypinator | 0:bb348c97df44 | 1795 | } |
lypinator | 0:bb348c97df44 | 1796 | while ((USBx_HC(i)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA); |
lypinator | 0:bb348c97df44 | 1797 | } |
lypinator | 0:bb348c97df44 | 1798 | |
lypinator | 0:bb348c97df44 | 1799 | /* Clear any pending Host interrupts */ |
lypinator | 0:bb348c97df44 | 1800 | USBx_HOST->HAINT = 0xFFFFFFFFU; |
lypinator | 0:bb348c97df44 | 1801 | USBx->GINTSTS = 0xFFFFFFFFU; |
lypinator | 0:bb348c97df44 | 1802 | USB_EnableGlobalInt(USBx); |
lypinator | 0:bb348c97df44 | 1803 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 1804 | } |
lypinator | 0:bb348c97df44 | 1805 | /** |
lypinator | 0:bb348c97df44 | 1806 | * @} |
lypinator | 0:bb348c97df44 | 1807 | */ |
lypinator | 0:bb348c97df44 | 1808 | #endif /* STM32F405xx || STM32F415xx || STM32F407xx || STM32F417xx || STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || |
lypinator | 0:bb348c97df44 | 1809 | STM32F401xC || STM32F401xE || STM32F411xE || STM32F446xx || STM32F469xx || STM32F479xx || STM32F412Zx || STM32F412Rx || |
lypinator | 0:bb348c97df44 | 1810 | STM32F412Vx || STM32F412Cx || STM32F413xx || STM32F423xx */ |
lypinator | 0:bb348c97df44 | 1811 | #endif /* defined(HAL_PCD_MODULE_ENABLED) || defined(HAL_HCD_MODULE_ENABLED) */ |
lypinator | 0:bb348c97df44 | 1812 | |
lypinator | 0:bb348c97df44 | 1813 | /** |
lypinator | 0:bb348c97df44 | 1814 | * @} |
lypinator | 0:bb348c97df44 | 1815 | */ |
lypinator | 0:bb348c97df44 | 1816 | |
lypinator | 0:bb348c97df44 | 1817 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |