From 4a38cf6f44d1c013cbe794093ea6c5b50337431a Mon Sep 17 00:00:00 2001 From: Paul Selkirk Date: Thu, 14 Apr 2016 18:50:38 -0400 Subject: import mbed rtos library --- .../STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usb.c | 1705 -------------------- 1 file changed, 1705 deletions(-) delete mode 100644 Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usb.c (limited to 'Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usb.c') diff --git a/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usb.c b/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usb.c deleted file mode 100644 index f45004c..0000000 --- a/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usb.c +++ /dev/null @@ -1,1705 +0,0 @@ -/** - ****************************************************************************** - * @file stm32f4xx_ll_usb.c - * @author MCD Application Team - * @version V1.3.2 - * @date 26-June-2015 - * @brief USB Low Layer HAL module driver. - * - * This file provides firmware functions to manage the following - * functionalities of the USB Peripheral Controller: - * + Initialization/de-initialization functions - * + I/O operation functions - * + Peripheral Control functions - * + Peripheral State functions - * - @verbatim - ============================================================================== - ##### How to use this driver ##### - ============================================================================== - [..] - (#) Fill parameters of Init structure in USB_OTG_CfgTypeDef structure. - - (#) Call USB_CoreInit() API to initialize the USB Core peripheral. - - (#) The upper HAL HCD/PCD driver will call the right routines for its internal processes. - - @endverbatim - ****************************************************************************** - * @attention - * - *

© COPYRIGHT(c) 2015 STMicroelectronics

- * - * Redistribution and use in source and binary forms, with or without modification, - * are permitted provided that the following conditions are met: - * 1. Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * 3. Neither the name of STMicroelectronics nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER - * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************** - */ - -/* Includes ------------------------------------------------------------------*/ -#include "stm32f4xx_hal.h" - -/** @addtogroup STM32F4xx_LL_USB_DRIVER - * @{ - */ - -#if defined (HAL_PCD_MODULE_ENABLED) || defined (HAL_HCD_MODULE_ENABLED) - -/* Private typedef -----------------------------------------------------------*/ -/* Private define ------------------------------------------------------------*/ -/* Private macro -------------------------------------------------------------*/ -/* Private variables ---------------------------------------------------------*/ -/* Private function prototypes -----------------------------------------------*/ -/* Private functions ---------------------------------------------------------*/ -static HAL_StatusTypeDef USB_CoreReset(USB_OTG_GlobalTypeDef *USBx); - -/* Exported functions --------------------------------------------------------*/ - -/** @defgroup LL_USB_Exported_Functions USB Low Layer Exported Functions - * @{ - */ - -/** @defgroup LL_USB_Group1 Initialization/de-initialization functions - * @brief Initialization and Configuration functions - * -@verbatim - =============================================================================== - ##### Initialization/de-initialization functions ##### - =============================================================================== - [..] This section provides functions allowing to: - -@endverbatim - * @{ - */ - -/** - * @brief Initializes the USB Core - * @param USBx: USB Instance - * @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains - * the configuration information for the specified USBx peripheral. - * @retval HAL status - */ -HAL_StatusTypeDef USB_CoreInit(USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg) -{ - if (cfg.phy_itface == USB_OTG_ULPI_PHY) - { - - USBx->GCCFG &= ~(USB_OTG_GCCFG_PWRDWN); - - /* Init The ULPI Interface */ - USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_TSDPS | USB_OTG_GUSBCFG_ULPIFSLS | USB_OTG_GUSBCFG_PHYSEL); - - /* Select vbus source */ - USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_ULPIEVBUSD | USB_OTG_GUSBCFG_ULPIEVBUSI); - if(cfg.use_external_vbus == 1) - { - USBx->GUSBCFG |= USB_OTG_GUSBCFG_ULPIEVBUSD; - } - /* Reset after a PHY select */ - USB_CoreReset(USBx); - } - else /* FS interface (embedded Phy) */ - { - /* Select FS Embedded PHY */ - USBx->GUSBCFG |= USB_OTG_GUSBCFG_PHYSEL; - - /* Reset after a PHY select and set Host mode */ - USB_CoreReset(USBx); - - /* Deactivate the power down*/ - USBx->GCCFG = USB_OTG_GCCFG_PWRDWN; - } - - if(cfg.dma_enable == ENABLE) - { - USBx->GAHBCFG |= (USB_OTG_GAHBCFG_HBSTLEN_1 | USB_OTG_GAHBCFG_HBSTLEN_2); - USBx->GAHBCFG |= USB_OTG_GAHBCFG_DMAEN; - } - - return HAL_OK; -} - -/** - * @brief USB_EnableGlobalInt - * Enables the controller's Global Int in the AHB Config reg - * @param USBx : Selected device - * @retval HAL status - */ -HAL_StatusTypeDef USB_EnableGlobalInt(USB_OTG_GlobalTypeDef *USBx) -{ - USBx->GAHBCFG |= USB_OTG_GAHBCFG_GINT; - return HAL_OK; -} - - -/** - * @brief USB_DisableGlobalInt - * Disable the controller's Global Int in the AHB Config reg - * @param USBx : Selected device - * @retval HAL status -*/ -HAL_StatusTypeDef USB_DisableGlobalInt(USB_OTG_GlobalTypeDef *USBx) -{ - USBx->GAHBCFG &= ~USB_OTG_GAHBCFG_GINT; - return HAL_OK; -} - -/** - * @brief USB_SetCurrentMode : Set functional mode - * @param USBx : Selected device - * @param mode : current core mode - * This parameter can be one of these values: - * @arg USB_OTG_DEVICE_MODE: Peripheral mode - * @arg USB_OTG_HOST_MODE: Host mode - * @arg USB_OTG_DRD_MODE: Dual Role Device mode - * @retval HAL status - */ -HAL_StatusTypeDef USB_SetCurrentMode(USB_OTG_GlobalTypeDef *USBx , USB_OTG_ModeTypeDef mode) -{ - USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_FHMOD | USB_OTG_GUSBCFG_FDMOD); - - if ( mode == USB_OTG_HOST_MODE) - { - USBx->GUSBCFG |= USB_OTG_GUSBCFG_FHMOD; - } - else if ( mode == USB_OTG_DEVICE_MODE) - { - USBx->GUSBCFG |= USB_OTG_GUSBCFG_FDMOD; - } - HAL_Delay(50); - - return HAL_OK; -} - -/** - * @brief USB_DevInit : Initializes the USB_OTG controller registers - * for device mode - * @param USBx : Selected device - * @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains - * the configuration information for the specified USBx peripheral. - * @retval HAL status - */ -HAL_StatusTypeDef USB_DevInit (USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg) -{ - uint32_t i = 0; - - /*Activate VBUS Sensing B */ -#if defined(STM32F446xx) - USBx->GCCFG |= USB_OTG_GCCFG_VBDEN; - - if (cfg.vbus_sensing_enable == 0) - { - /* Deactivate VBUS Sensing B */ - USBx->GCCFG &= ~USB_OTG_GCCFG_VBDEN; - - /* B-peripheral session valid override enable*/ - USBx->GOTGCTL |= USB_OTG_GOTGCTL_BVALOEN; - USBx->GOTGCTL |= USB_OTG_GOTGCTL_BVALOVAL; - } -#else - USBx->GCCFG |= USB_OTG_GCCFG_VBUSBSEN; - - if (cfg.vbus_sensing_enable == 0) - { - USBx->GCCFG |= USB_OTG_GCCFG_NOVBUSSENS; - } -#endif /* STM32F446xx */ - - /* Restart the Phy Clock */ - USBx_PCGCCTL = 0; - - /* Device mode configuration */ - USBx_DEVICE->DCFG |= DCFG_FRAME_INTERVAL_80; - - if(cfg.phy_itface == USB_OTG_ULPI_PHY) - { - if(cfg.speed == USB_OTG_SPEED_HIGH) - { - /* Set High speed phy */ - USB_SetDevSpeed (USBx , USB_OTG_SPEED_HIGH); - } - else - { - /* set High speed phy in Full speed mode */ - USB_SetDevSpeed (USBx , USB_OTG_SPEED_HIGH_IN_FULL); - } - } - else - { - /* Set Full speed phy */ - USB_SetDevSpeed (USBx , USB_OTG_SPEED_FULL); - } - - /* Flush the FIFOs */ - USB_FlushTxFifo(USBx , 0x10); /* all Tx FIFOs */ - USB_FlushRxFifo(USBx); - - /* Clear all pending Device Interrupts */ - USBx_DEVICE->DIEPMSK = 0; - USBx_DEVICE->DOEPMSK = 0; - USBx_DEVICE->DAINT = 0xFFFFFFFF; - USBx_DEVICE->DAINTMSK = 0; - - for (i = 0; i < cfg.dev_endpoints; i++) - { - if ((USBx_INEP(i)->DIEPCTL & USB_OTG_DIEPCTL_EPENA) == USB_OTG_DIEPCTL_EPENA) - { - USBx_INEP(i)->DIEPCTL = (USB_OTG_DIEPCTL_EPDIS | USB_OTG_DIEPCTL_SNAK); - } - else - { - USBx_INEP(i)->DIEPCTL = 0; - } - - USBx_INEP(i)->DIEPTSIZ = 0; - USBx_INEP(i)->DIEPINT = 0xFF; - } - - for (i = 0; i < cfg.dev_endpoints; i++) - { - if ((USBx_OUTEP(i)->DOEPCTL & USB_OTG_DOEPCTL_EPENA) == USB_OTG_DOEPCTL_EPENA) - { - USBx_OUTEP(i)->DOEPCTL = (USB_OTG_DOEPCTL_EPDIS | USB_OTG_DOEPCTL_SNAK); - } - else - { - USBx_OUTEP(i)->DOEPCTL = 0; - } - - USBx_OUTEP(i)->DOEPTSIZ = 0; - USBx_OUTEP(i)->DOEPINT = 0xFF; - } - - USBx_DEVICE->DIEPMSK &= ~(USB_OTG_DIEPMSK_TXFURM); - - if (cfg.dma_enable == 1) - { - /*Set threshold parameters */ - USBx_DEVICE->DTHRCTL = (USB_OTG_DTHRCTL_TXTHRLEN_6 | USB_OTG_DTHRCTL_RXTHRLEN_6); - USBx_DEVICE->DTHRCTL |= (USB_OTG_DTHRCTL_RXTHREN | USB_OTG_DTHRCTL_ISOTHREN | USB_OTG_DTHRCTL_NONISOTHREN); - - i= USBx_DEVICE->DTHRCTL; - } - - /* Disable all interrupts. */ - USBx->GINTMSK = 0; - - /* Clear any pending interrupts */ - USBx->GINTSTS = 0xBFFFFFFF; - - /* Enable the common interrupts */ - if (cfg.dma_enable == DISABLE) - { - USBx->GINTMSK |= USB_OTG_GINTMSK_RXFLVLM; - } - - /* Enable interrupts matching to the Device mode ONLY */ - USBx->GINTMSK |= (USB_OTG_GINTMSK_USBSUSPM | USB_OTG_GINTMSK_USBRST |\ - USB_OTG_GINTMSK_ENUMDNEM | USB_OTG_GINTMSK_IEPINT |\ - USB_OTG_GINTMSK_OEPINT | USB_OTG_GINTMSK_IISOIXFRM|\ - USB_OTG_GINTMSK_PXFRM_IISOOXFRM | USB_OTG_GINTMSK_WUIM); - - if(cfg.Sof_enable) - { - USBx->GINTMSK |= USB_OTG_GINTMSK_SOFM; - } - - if (cfg.vbus_sensing_enable == ENABLE) - { - USBx->GINTMSK |= (USB_OTG_GINTMSK_SRQIM | USB_OTG_GINTMSK_OTGINT); - } - - return HAL_OK; -} - - -/** - * @brief USB_OTG_FlushTxFifo : Flush a Tx FIFO - * @param USBx : Selected device - * @param num : FIFO number - * This parameter can be a value from 1 to 15 - 15 means Flush all Tx FIFOs - * @retval HAL status - */ -HAL_StatusTypeDef USB_FlushTxFifo (USB_OTG_GlobalTypeDef *USBx, uint32_t num ) -{ - uint32_t count = 0; - - USBx->GRSTCTL = ( USB_OTG_GRSTCTL_TXFFLSH |(uint32_t)( num << 6)); - - do - { - if (++count > 200000) - { - return HAL_TIMEOUT; - } - } - while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_TXFFLSH) == USB_OTG_GRSTCTL_TXFFLSH); - - return HAL_OK; -} - - -/** - * @brief USB_FlushRxFifo : Flush Rx FIFO - * @param USBx : Selected device - * @retval HAL status - */ -HAL_StatusTypeDef USB_FlushRxFifo(USB_OTG_GlobalTypeDef *USBx) -{ - uint32_t count = 0; - - USBx->GRSTCTL = USB_OTG_GRSTCTL_RXFFLSH; - - do - { - if (++count > 200000) - { - return HAL_TIMEOUT; - } - } - while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_RXFFLSH) == USB_OTG_GRSTCTL_RXFFLSH); - - return HAL_OK; -} - -/** - * @brief USB_SetDevSpeed :Initializes the DevSpd field of DCFG register - * depending the PHY type and the enumeration speed of the device. - * @param USBx : Selected device - * @param speed : device speed - * This parameter can be one of these values: - * @arg USB_OTG_SPEED_HIGH: High speed mode - * @arg USB_OTG_SPEED_HIGH_IN_FULL: High speed core in Full Speed mode - * @arg USB_OTG_SPEED_FULL: Full speed mode - * @arg USB_OTG_SPEED_LOW: Low speed mode - * @retval Hal status - */ -HAL_StatusTypeDef USB_SetDevSpeed(USB_OTG_GlobalTypeDef *USBx , uint8_t speed) -{ - USBx_DEVICE->DCFG |= speed; - return HAL_OK; -} - -/** - * @brief USB_GetDevSpeed :Return the Dev Speed - * @param USBx : Selected device - * @retval speed : device speed - * This parameter can be one of these values: - * @arg USB_OTG_SPEED_HIGH: High speed mode - * @arg USB_OTG_SPEED_FULL: Full speed mode - * @arg USB_OTG_SPEED_LOW: Low speed mode - */ -uint8_t USB_GetDevSpeed(USB_OTG_GlobalTypeDef *USBx) -{ - uint8_t speed = 0; - - if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_HS_PHY_30MHZ_OR_60MHZ) - { - speed = USB_OTG_SPEED_HIGH; - } - else if (((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_FS_PHY_30MHZ_OR_60MHZ)|| - ((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_FS_PHY_48MHZ)) - { - speed = USB_OTG_SPEED_FULL; - } - else if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ) - { - speed = USB_OTG_SPEED_LOW; - } - - return speed; -} - -/** - * @brief Activate and configure an endpoint - * @param USBx : Selected device - * @param ep: pointer to endpoint structure - * @retval HAL status - */ -HAL_StatusTypeDef USB_ActivateEndpoint(USB_OTG_GlobalTypeDef *USBx, USB_OTG_EPTypeDef *ep) -{ - if (ep->is_in == 1) - { - USBx_DEVICE->DAINTMSK |= USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))); - - if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_USBAEP) == 0) - { - USBx_INEP(ep->num)->DIEPCTL |= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) | (ep->type << 18 ) |\ - ((ep->num) << 22 ) | (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) | (USB_OTG_DIEPCTL_USBAEP)); - } - - } - else - { - USBx_DEVICE->DAINTMSK |= USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16); - - if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_USBAEP) == 0) - { - USBx_OUTEP(ep->num)->DOEPCTL |= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) | (ep->type << 18 ) |\ - (USB_OTG_DIEPCTL_SD0PID_SEVNFRM)| (USB_OTG_DOEPCTL_USBAEP)); - } - } - return HAL_OK; -} -/** - * @brief Activate and configure a dedicated endpoint - * @param USBx : Selected device - * @param ep: pointer to endpoint structure - * @retval HAL status - */ -HAL_StatusTypeDef USB_ActivateDedicatedEndpoint(USB_OTG_GlobalTypeDef *USBx, USB_OTG_EPTypeDef *ep) -{ - static __IO uint32_t debug = 0; - - /* Read DEPCTLn register */ - if (ep->is_in == 1) - { - if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_USBAEP) == 0) - { - USBx_INEP(ep->num)->DIEPCTL |= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) | (ep->type << 18 ) |\ - ((ep->num) << 22 ) | (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) | (USB_OTG_DIEPCTL_USBAEP)); - } - - - debug |= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) | (ep->type << 18 ) |\ - ((ep->num) << 22 ) | (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) | (USB_OTG_DIEPCTL_USBAEP)); - - USBx_DEVICE->DEACHMSK |= USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))); - } - else - { - if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_USBAEP) == 0) - { - USBx_OUTEP(ep->num)->DOEPCTL |= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) | (ep->type << 18 ) |\ - ((ep->num) << 22 ) | (USB_OTG_DOEPCTL_USBAEP)); - - debug = (uint32_t)(((uint32_t )USBx) + USB_OTG_OUT_ENDPOINT_BASE + (0)*USB_OTG_EP_REG_SIZE); - debug = (uint32_t )&USBx_OUTEP(ep->num)->DOEPCTL; - debug |= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) | (ep->type << 18 ) |\ - ((ep->num) << 22 ) | (USB_OTG_DOEPCTL_USBAEP)); - } - - USBx_DEVICE->DEACHMSK |= USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16); - } - - return HAL_OK; -} -/** - * @brief De-activate and de-initialize an endpoint - * @param USBx : Selected device - * @param ep: pointer to endpoint structure - * @retval HAL status - */ -HAL_StatusTypeDef USB_DeactivateEndpoint(USB_OTG_GlobalTypeDef *USBx, USB_OTG_EPTypeDef *ep) -{ - /* Read DEPCTLn register */ - if (ep->is_in == 1) - { - USBx_DEVICE->DEACHMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num)))); - USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num)))); - USBx_INEP(ep->num)->DIEPCTL &= ~ USB_OTG_DIEPCTL_USBAEP; - } - else - { - USBx_DEVICE->DEACHMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16)); - USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16)); - USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP; - } - return HAL_OK; -} - -/** - * @brief De-activate and de-initialize a dedicated endpoint - * @param USBx : Selected device - * @param ep: pointer to endpoint structure - * @retval HAL status - */ -HAL_StatusTypeDef USB_DeactivateDedicatedEndpoint(USB_OTG_GlobalTypeDef *USBx, USB_OTG_EPTypeDef *ep) -{ - /* Read DEPCTLn register */ - if (ep->is_in == 1) - { - USBx_INEP(ep->num)->DIEPCTL &= ~ USB_OTG_DIEPCTL_USBAEP; - USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num)))); - } - else - { - USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP; - USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16)); - } - return HAL_OK; -} - -/** - * @brief USB_EPStartXfer : setup and starts a transfer over an EP - * @param USBx : Selected device - * @param ep: pointer to endpoint structure - * @param dma: USB dma enabled or disabled - * This parameter can be one of these values: - * 0 : DMA feature not used - * 1 : DMA feature used - * @retval HAL status - */ -HAL_StatusTypeDef USB_EPStartXfer(USB_OTG_GlobalTypeDef *USBx , USB_OTG_EPTypeDef *ep, uint8_t dma) -{ - uint16_t pktcnt = 0; - - /* IN endpoint */ - if (ep->is_in == 1) - { - /* Zero Length Packet? */ - if (ep->xfer_len == 0) - { - USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT); - USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ; - USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ); - } - else - { - /* Program the transfer size and packet count - * as follows: xfersize = N * maxpacket + - * short_packet pktcnt = N + (short_packet - * exist ? 1 : 0) - */ - USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ); - USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT); - USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_PKTCNT & (((ep->xfer_len + ep->maxpacket -1)/ ep->maxpacket) << 19)) ; - USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len); - - if (ep->type == EP_TYPE_ISOC) - { - USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_MULCNT); - USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_MULCNT & (1 << 29)); - } - } - - if (dma == 1) - { - USBx_INEP(ep->num)->DIEPDMA = (uint32_t)(ep->dma_addr); - } - else - { - if (ep->type != EP_TYPE_ISOC) - { - /* Enable the Tx FIFO Empty Interrupt for this EP */ - if (ep->xfer_len > 0) - { - USBx_DEVICE->DIEPEMPMSK |= 1 << ep->num; - } - } - } - - if (ep->type == EP_TYPE_ISOC) - { - if ((USBx_DEVICE->DSTS & ( 1 << 8 )) == 0) - { - USBx_INEP(ep->num)->DIEPCTL |= USB_OTG_DIEPCTL_SODDFRM; - } - else - { - USBx_INEP(ep->num)->DIEPCTL |= USB_OTG_DIEPCTL_SD0PID_SEVNFRM; - } - } - - /* EP enable, IN data in FIFO */ - USBx_INEP(ep->num)->DIEPCTL |= (USB_OTG_DIEPCTL_CNAK | USB_OTG_DIEPCTL_EPENA); - - if (ep->type == EP_TYPE_ISOC) - { - USB_WritePacket(USBx, ep->xfer_buff, ep->num, ep->xfer_len, dma); - } - } - else /* OUT endpoint */ - { - /* Program the transfer size and packet count as follows: - * pktcnt = N - * xfersize = N * maxpacket - */ - USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_XFRSIZ); - USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_PKTCNT); - - if (ep->xfer_len == 0) - { - USBx_OUTEP(ep->num)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_XFRSIZ & ep->maxpacket); - USBx_OUTEP(ep->num)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19)) ; - } - else - { - pktcnt = (ep->xfer_len + ep->maxpacket -1)/ ep->maxpacket; - USBx_OUTEP(ep->num)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_PKTCNT & (pktcnt << 19)); ; - USBx_OUTEP(ep->num)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket * pktcnt)); - } - - if (dma == 1) - { - USBx_OUTEP(ep->num)->DOEPDMA = (uint32_t)ep->xfer_buff; - } - - if (ep->type == EP_TYPE_ISOC) - { - if ((USBx_DEVICE->DSTS & ( 1 << 8 )) == 0) - { - USBx_OUTEP(ep->num)->DOEPCTL |= USB_OTG_DOEPCTL_SODDFRM; - } - else - { - USBx_OUTEP(ep->num)->DOEPCTL |= USB_OTG_DOEPCTL_SD0PID_SEVNFRM; - } - } - /* EP enable */ - USBx_OUTEP(ep->num)->DOEPCTL |= (USB_OTG_DOEPCTL_CNAK | USB_OTG_DOEPCTL_EPENA); - } - return HAL_OK; -} - -/** - * @brief USB_EP0StartXfer : setup and starts a transfer over the EP 0 - * @param USBx : Selected device - * @param ep: pointer to endpoint structure - * @param dma: USB dma enabled or disabled - * This parameter can be one of these values: - * 0 : DMA feature not used - * 1 : DMA feature used - * @retval HAL status - */ -HAL_StatusTypeDef USB_EP0StartXfer(USB_OTG_GlobalTypeDef *USBx , USB_OTG_EPTypeDef *ep, uint8_t dma) -{ - /* IN endpoint */ - if (ep->is_in == 1) - { - /* Zero Length Packet? */ - if (ep->xfer_len == 0) - { - USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT); - USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ; - USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ); - } - else - { - /* Program the transfer size and packet count - * as follows: xfersize = N * maxpacket + - * short_packet pktcnt = N + (short_packet - * exist ? 1 : 0) - */ - USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ); - USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT); - - if(ep->xfer_len > ep->maxpacket) - { - ep->xfer_len = ep->maxpacket; - } - USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ; - USBx_INEP(ep->num)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len); - - } - - if (dma == 1) - { - USBx_INEP(ep->num)->DIEPDMA = (uint32_t)(ep->dma_addr); - } - else - { - /* Enable the Tx FIFO Empty Interrupt for this EP */ - if (ep->xfer_len > 0) - { - USBx_DEVICE->DIEPEMPMSK |= 1 << (ep->num); - } - } - - /* EP enable, IN data in FIFO */ - USBx_INEP(ep->num)->DIEPCTL |= (USB_OTG_DIEPCTL_CNAK | USB_OTG_DIEPCTL_EPENA); - } - else /* OUT endpoint */ - { - /* Program the transfer size and packet count as follows: - * pktcnt = N - * xfersize = N * maxpacket - */ - USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_XFRSIZ); - USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_PKTCNT); - - if (ep->xfer_len > 0) - { - ep->xfer_len = ep->maxpacket; - } - - USBx_OUTEP(ep->num)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19)); - USBx_OUTEP(ep->num)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket)); - - - if (dma == 1) - { - USBx_OUTEP(ep->num)->DOEPDMA = (uint32_t)(ep->xfer_buff); - } - - /* EP enable */ - USBx_OUTEP(ep->num)->DOEPCTL |= (USB_OTG_DOEPCTL_CNAK | USB_OTG_DOEPCTL_EPENA); - } - return HAL_OK; -} - -/** - * @brief USB_WritePacket : Writes a packet into the Tx FIFO associated - * with the EP/channel - * @param USBx : Selected device - * @param src : pointer to source buffer - * @param ch_ep_num : endpoint or host channel number - * @param len : Number of bytes to write - * @param dma: USB dma enabled or disabled - * This parameter can be one of these values: - * 0 : DMA feature not used - * 1 : DMA feature used - * @retval HAL status - */ -HAL_StatusTypeDef USB_WritePacket(USB_OTG_GlobalTypeDef *USBx, uint8_t *src, uint8_t ch_ep_num, uint16_t len, uint8_t dma) -{ - uint32_t count32b= 0 , i= 0; - - if (dma == 0) - { - count32b = (len + 3) / 4; - for (i = 0; i < count32b; i++, src += 4) - { - USBx_DFIFO(ch_ep_num) = *((__packed uint32_t *)src); - } - } - return HAL_OK; -} - -/** - * @brief USB_ReadPacket : read a packet from the Tx FIFO associated - * with the EP/channel - * @param USBx : Selected device - * @param src : source pointer - * @param ch_ep_num : endpoint or host channel number - * @param len : Number of bytes to read - * @param dma: USB dma enabled or disabled - * This parameter can be one of these values: - * 0 : DMA feature not used - * 1 : DMA feature used - * @retval pointer to destination buffer - */ -void *USB_ReadPacket(USB_OTG_GlobalTypeDef *USBx, uint8_t *dest, uint16_t len) -{ - uint32_t i=0; - uint32_t count32b = (len + 3) / 4; - - for ( i = 0; i < count32b; i++, dest += 4 ) - { - *(__packed uint32_t *)dest = USBx_DFIFO(0); - - } - return ((void *)dest); -} - -/** - * @brief USB_EPSetStall : set a stall condition over an EP - * @param USBx : Selected device - * @param ep: pointer to endpoint structure - * @retval HAL status - */ -HAL_StatusTypeDef USB_EPSetStall(USB_OTG_GlobalTypeDef *USBx , USB_OTG_EPTypeDef *ep) -{ - if (ep->is_in == 1) - { - if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_EPENA) == 0) - { - USBx_INEP(ep->num)->DIEPCTL &= ~(USB_OTG_DIEPCTL_EPDIS); - } - USBx_INEP(ep->num)->DIEPCTL |= USB_OTG_DIEPCTL_STALL; - } - else - { - if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_EPENA) == 0) - { - USBx_OUTEP(ep->num)->DOEPCTL &= ~(USB_OTG_DOEPCTL_EPDIS); - } - USBx_OUTEP(ep->num)->DOEPCTL |= USB_OTG_DOEPCTL_STALL; - } - return HAL_OK; -} - - -/** - * @brief USB_EPClearStall : Clear a stall condition over an EP - * @param USBx : Selected device - * @param ep: pointer to endpoint structure - * @retval HAL status - */ -HAL_StatusTypeDef USB_EPClearStall(USB_OTG_GlobalTypeDef *USBx, USB_OTG_EPTypeDef *ep) -{ - if (ep->is_in == 1) - { - USBx_INEP(ep->num)->DIEPCTL &= ~USB_OTG_DIEPCTL_STALL; - if (ep->type == EP_TYPE_INTR || ep->type == EP_TYPE_BULK) - { - USBx_INEP(ep->num)->DIEPCTL |= USB_OTG_DIEPCTL_SD0PID_SEVNFRM; /* DATA0 */ - } - } - else - { - USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_STALL; - if (ep->type == EP_TYPE_INTR || ep->type == EP_TYPE_BULK) - { - USBx_OUTEP(ep->num)->DOEPCTL |= USB_OTG_DOEPCTL_SD0PID_SEVNFRM; /* DATA0 */ - } - } - return HAL_OK; -} - -/** - * @brief USB_StopDevice : Stop the usb device mode - * @param USBx : Selected device - * @retval HAL status - */ -HAL_StatusTypeDef USB_StopDevice(USB_OTG_GlobalTypeDef *USBx) -{ - uint32_t i; - - /* Clear Pending interrupt */ - for (i = 0; i < 15 ; i++) - { - USBx_INEP(i)->DIEPINT = 0xFF; - USBx_OUTEP(i)->DOEPINT = 0xFF; - } - USBx_DEVICE->DAINT = 0xFFFFFFFF; - - /* Clear interrupt masks */ - USBx_DEVICE->DIEPMSK = 0; - USBx_DEVICE->DOEPMSK = 0; - USBx_DEVICE->DAINTMSK = 0; - - /* Flush the FIFO */ - USB_FlushRxFifo(USBx); - USB_FlushTxFifo(USBx , 0x10 ); - - return HAL_OK; -} - -/** - * @brief USB_SetDevAddress : Stop the usb device mode - * @param USBx : Selected device - * @param address : new device address to be assigned - * This parameter can be a value from 0 to 255 - * @retval HAL status - */ -HAL_StatusTypeDef USB_SetDevAddress (USB_OTG_GlobalTypeDef *USBx, uint8_t address) -{ - USBx_DEVICE->DCFG &= ~ (USB_OTG_DCFG_DAD); - USBx_DEVICE->DCFG |= (address << 4) & USB_OTG_DCFG_DAD ; - - return HAL_OK; -} - -/** - * @brief USB_DevConnect : Connect the USB device by enabling the pull-up/pull-down - * @param USBx : Selected device - * @retval HAL status - */ -HAL_StatusTypeDef USB_DevConnect (USB_OTG_GlobalTypeDef *USBx) -{ - USBx_DEVICE->DCTL &= ~USB_OTG_DCTL_SDIS ; - HAL_Delay(3); - - return HAL_OK; -} - -/** - * @brief USB_DevDisconnect : Disconnect the USB device by disabling the pull-up/pull-down - * @param USBx : Selected device - * @retval HAL status - */ -HAL_StatusTypeDef USB_DevDisconnect (USB_OTG_GlobalTypeDef *USBx) -{ - USBx_DEVICE->DCTL |= USB_OTG_DCTL_SDIS ; - HAL_Delay(3); - - return HAL_OK; -} - -/** - * @brief USB_ReadInterrupts: return the global USB interrupt status - * @param USBx : Selected device - * @retval HAL status - */ -uint32_t USB_ReadInterrupts (USB_OTG_GlobalTypeDef *USBx) -{ - uint32_t v = 0; - - v = USBx->GINTSTS; - v &= USBx->GINTMSK; - return v; -} - -/** - * @brief USB_ReadDevAllOutEpInterrupt: return the USB device OUT endpoints interrupt status - * @param USBx : Selected device - * @retval HAL status - */ -uint32_t USB_ReadDevAllOutEpInterrupt (USB_OTG_GlobalTypeDef *USBx) -{ - uint32_t v; - v = USBx_DEVICE->DAINT; - v &= USBx_DEVICE->DAINTMSK; - return ((v & 0xffff0000) >> 16); -} - -/** - * @brief USB_ReadDevAllInEpInterrupt: return the USB device IN endpoints interrupt status - * @param USBx : Selected device - * @retval HAL status - */ -uint32_t USB_ReadDevAllInEpInterrupt (USB_OTG_GlobalTypeDef *USBx) -{ - uint32_t v; - v = USBx_DEVICE->DAINT; - v &= USBx_DEVICE->DAINTMSK; - return ((v & 0xFFFF)); -} - -/** - * @brief Returns Device OUT EP Interrupt register - * @param USBx : Selected device - * @param epnum : endpoint number - * This parameter can be a value from 0 to 15 - * @retval Device OUT EP Interrupt register - */ -uint32_t USB_ReadDevOutEPInterrupt (USB_OTG_GlobalTypeDef *USBx , uint8_t epnum) -{ - uint32_t v; - v = USBx_OUTEP(epnum)->DOEPINT; - v &= USBx_DEVICE->DOEPMSK; - return v; -} - -/** - * @brief Returns Device IN EP Interrupt register - * @param USBx : Selected device - * @param epnum : endpoint number - * This parameter can be a value from 0 to 15 - * @retval Device IN EP Interrupt register - */ -uint32_t USB_ReadDevInEPInterrupt (USB_OTG_GlobalTypeDef *USBx , uint8_t epnum) -{ - uint32_t v, msk, emp; - - msk = USBx_DEVICE->DIEPMSK; - emp = USBx_DEVICE->DIEPEMPMSK; - msk |= ((emp >> epnum) & 0x1) << 7; - v = USBx_INEP(epnum)->DIEPINT & msk; - return v; -} - -/** - * @brief USB_ClearInterrupts: clear a USB interrupt - * @param USBx : Selected device - * @param interrupt : interrupt flag - * @retval None - */ -void USB_ClearInterrupts (USB_OTG_GlobalTypeDef *USBx, uint32_t interrupt) -{ - USBx->GINTSTS |= interrupt; -} - -/** - * @brief Returns USB core mode - * @param USBx : Selected device - * @retval return core mode : Host or Device - * This parameter can be one of these values: - * 0 : Host - * 1 : Device - */ -uint32_t USB_GetMode(USB_OTG_GlobalTypeDef *USBx) -{ - return ((USBx->GINTSTS ) & 0x1); -} - - -/** - * @brief Activate EP0 for Setup transactions - * @param USBx : Selected device - * @retval HAL status - */ -HAL_StatusTypeDef USB_ActivateSetup (USB_OTG_GlobalTypeDef *USBx) -{ - /* Set the MPS of the IN EP based on the enumeration speed */ - USBx_INEP(0)->DIEPCTL &= ~USB_OTG_DIEPCTL_MPSIZ; - - if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ) - { - USBx_INEP(0)->DIEPCTL |= 3; - } - USBx_DEVICE->DCTL |= USB_OTG_DCTL_CGINAK; - - return HAL_OK; -} - - -/** - * @brief Prepare the EP0 to start the first control setup - * @param USBx : Selected device - * @param dma: USB dma enabled or disabled - * This parameter can be one of these values: - * 0 : DMA feature not used - * 1 : DMA feature used - * @param psetup : pointer to setup packet - * @retval HAL status - */ -HAL_StatusTypeDef USB_EP0_OutStart(USB_OTG_GlobalTypeDef *USBx, uint8_t dma, uint8_t *psetup) -{ - USBx_OUTEP(0)->DOEPTSIZ = 0; - USBx_OUTEP(0)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19)) ; - USBx_OUTEP(0)->DOEPTSIZ |= (3 * 8); - USBx_OUTEP(0)->DOEPTSIZ |= USB_OTG_DOEPTSIZ_STUPCNT; - - if (dma == 1) - { - USBx_OUTEP(0)->DOEPDMA = (uint32_t)psetup; - /* EP enable */ - USBx_OUTEP(0)->DOEPCTL = 0x80008000; - } - - return HAL_OK; -} - - -/** - * @brief Reset the USB Core (needed after USB clock settings change) - * @param USBx : Selected device - * @retval HAL status - */ -static HAL_StatusTypeDef USB_CoreReset(USB_OTG_GlobalTypeDef *USBx) -{ - uint32_t count = 0; - - /* Wait for AHB master IDLE state. */ - do - { - if (++count > 200000) - { - return HAL_TIMEOUT; - } - } - while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_AHBIDL) == 0); - - /* Core Soft Reset */ - count = 0; - USBx->GRSTCTL |= USB_OTG_GRSTCTL_CSRST; - - do - { - if (++count > 200000) - { - return HAL_TIMEOUT; - } - } - while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_CSRST) == USB_OTG_GRSTCTL_CSRST); - - return HAL_OK; -} - - -/** - * @brief USB_HostInit : Initializes the USB OTG controller registers - * for Host mode - * @param USBx : Selected device - * @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains - * the configuration information for the specified USBx peripheral. - * @retval HAL status - */ -HAL_StatusTypeDef USB_HostInit (USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg) -{ - uint32_t i; - - /* Restart the Phy Clock */ - USBx_PCGCCTL = 0; - - /* Activate VBUS Sensing B */ -#if defined(STM32F446xx) - USBx->GCCFG |= USB_OTG_GCCFG_VBDEN; -#else - USBx->GCCFG &=~ (USB_OTG_GCCFG_VBUSASEN); - USBx->GCCFG &=~ (USB_OTG_GCCFG_VBUSBSEN); - USBx->GCCFG |= USB_OTG_GCCFG_NOVBUSSENS; -#endif /* STM32F446xx */ - - /* Disable the FS/LS support mode only */ - if((cfg.speed == USB_OTG_SPEED_FULL)&& - (USBx != USB_OTG_FS)) - { - USBx_HOST->HCFG |= USB_OTG_HCFG_FSLSS; - } - else - { - USBx_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSS); - } - - /* Make sure the FIFOs are flushed. */ - USB_FlushTxFifo(USBx, 0x10 ); /* all Tx FIFOs */ - USB_FlushRxFifo(USBx); - - /* Clear all pending HC Interrupts */ - for (i = 0; i < cfg.Host_channels; i++) - { - USBx_HC(i)->HCINT = 0xFFFFFFFF; - USBx_HC(i)->HCINTMSK = 0; - } - - /* Enable VBUS driving */ - USB_DriveVbus(USBx, 1); - - HAL_Delay(200); - - /* Disable all interrupts. */ - USBx->GINTMSK = 0; - - /* Clear any pending interrupts */ - USBx->GINTSTS = 0xFFFFFFFF; - - if(USBx == USB_OTG_FS) - { - /* set Rx FIFO size */ - USBx->GRXFSIZ = (uint32_t )0x80; - USBx->DIEPTXF0_HNPTXFSIZ = (uint32_t )(((0x60 << 16)& USB_OTG_NPTXFD) | 0x80); - USBx->HPTXFSIZ = (uint32_t )(((0x40 << 16)& USB_OTG_HPTXFSIZ_PTXFD) | 0xE0); - } - else - { - /* set Rx FIFO size */ - USBx->GRXFSIZ = (uint32_t )0x200; - USBx->DIEPTXF0_HNPTXFSIZ = (uint32_t )(((0x100 << 16)& USB_OTG_NPTXFD) | 0x200); - USBx->HPTXFSIZ = (uint32_t )(((0xE0 << 16)& USB_OTG_HPTXFSIZ_PTXFD) | 0x300); - } - - /* Enable the common interrupts */ - if (cfg.dma_enable == DISABLE) - { - USBx->GINTMSK |= USB_OTG_GINTMSK_RXFLVLM; - } - - /* Enable interrupts matching to the Host mode ONLY */ - USBx->GINTMSK |= (USB_OTG_GINTMSK_PRTIM | USB_OTG_GINTMSK_HCIM |\ - USB_OTG_GINTMSK_SOFM |USB_OTG_GINTSTS_DISCINT|\ - USB_OTG_GINTMSK_PXFRM_IISOOXFRM | USB_OTG_GINTMSK_WUIM); - - return HAL_OK; -} - -/** - * @brief USB_InitFSLSPClkSel : Initializes the FSLSPClkSel field of the - * HCFG register on the PHY type and set the right frame interval - * @param USBx : Selected device - * @param freq : clock frequency - * This parameter can be one of these values: - * HCFG_48_MHZ : Full Speed 48 MHz Clock - * HCFG_6_MHZ : Low Speed 6 MHz Clock - * @retval HAL status - */ -HAL_StatusTypeDef USB_InitFSLSPClkSel(USB_OTG_GlobalTypeDef *USBx , uint8_t freq) -{ - USBx_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSPCS); - USBx_HOST->HCFG |= (freq & USB_OTG_HCFG_FSLSPCS); - - if (freq == HCFG_48_MHZ) - { - USBx_HOST->HFIR = (uint32_t)48000; - } - else if (freq == HCFG_6_MHZ) - { - USBx_HOST->HFIR = (uint32_t)6000; - } - return HAL_OK; -} - -/** -* @brief USB_OTG_ResetPort : Reset Host Port - * @param USBx : Selected device - * @retval HAL status - * @note (1)The application must wait at least 10 ms - * before clearing the reset bit. - */ -HAL_StatusTypeDef USB_ResetPort(USB_OTG_GlobalTypeDef *USBx) -{ - __IO uint32_t hprt0; - - hprt0 = USBx_HPRT0; - - hprt0 &= ~(USB_OTG_HPRT_PENA | USB_OTG_HPRT_PCDET |\ - USB_OTG_HPRT_PENCHNG | USB_OTG_HPRT_POCCHNG ); - - USBx_HPRT0 = (USB_OTG_HPRT_PRST | hprt0); - HAL_Delay (10); /* See Note #1 */ - USBx_HPRT0 = ((~USB_OTG_HPRT_PRST) & hprt0); - return HAL_OK; -} - -/** - * @brief USB_DriveVbus : activate or de-activate vbus - * @param state : VBUS state - * This parameter can be one of these values: - * 0 : VBUS Active - * 1 : VBUS Inactive - * @retval HAL status -*/ -HAL_StatusTypeDef USB_DriveVbus (USB_OTG_GlobalTypeDef *USBx, uint8_t state) -{ - __IO uint32_t hprt0; - - hprt0 = USBx_HPRT0; - hprt0 &= ~(USB_OTG_HPRT_PENA | USB_OTG_HPRT_PCDET |\ - USB_OTG_HPRT_PENCHNG | USB_OTG_HPRT_POCCHNG ); - - if (((hprt0 & USB_OTG_HPRT_PPWR) == 0 ) && (state == 1 )) - { - USBx_HPRT0 = (USB_OTG_HPRT_PPWR | hprt0); - } - if (((hprt0 & USB_OTG_HPRT_PPWR) == USB_OTG_HPRT_PPWR) && (state == 0 )) - { - USBx_HPRT0 = ((~USB_OTG_HPRT_PPWR) & hprt0); - } - return HAL_OK; -} - -/** - * @brief Return Host Core speed - * @param USBx : Selected device - * @retval speed : Host speed - * This parameter can be one of these values: - * @arg USB_OTG_SPEED_HIGH: High speed mode - * @arg USB_OTG_SPEED_FULL: Full speed mode - * @arg USB_OTG_SPEED_LOW: Low speed mode - */ -uint32_t USB_GetHostSpeed (USB_OTG_GlobalTypeDef *USBx) -{ - __IO uint32_t hprt0; - - hprt0 = USBx_HPRT0; - return ((hprt0 & USB_OTG_HPRT_PSPD) >> 17); -} - -/** - * @brief Return Host Current Frame number - * @param USBx : Selected device - * @retval current frame number -*/ -uint32_t USB_GetCurrentFrame (USB_OTG_GlobalTypeDef *USBx) -{ - return (USBx_HOST->HFNUM & USB_OTG_HFNUM_FRNUM); -} - -/** - * @brief Initialize a host channel - * @param USBx : Selected device - * @param ch_num : Channel number - * This parameter can be a value from 1 to 15 - * @param epnum : Endpoint number - * This parameter can be a value from 1 to 15 - * @param dev_address : Current device address - * This parameter can be a value from 0 to 255 - * @param speed : Current device speed - * This parameter can be one of these values: - * @arg USB_OTG_SPEED_HIGH: High speed mode - * @arg USB_OTG_SPEED_FULL: Full speed mode - * @arg USB_OTG_SPEED_LOW: Low speed mode - * @param ep_type : Endpoint Type - * This parameter can be one of these values: - * @arg EP_TYPE_CTRL: Control type - * @arg EP_TYPE_ISOC: Isochronous type - * @arg EP_TYPE_BULK: Bulk type - * @arg EP_TYPE_INTR: Interrupt type - * @param mps : Max Packet Size - * This parameter can be a value from 0 to32K - * @retval HAL state - */ -HAL_StatusTypeDef USB_HC_Init(USB_OTG_GlobalTypeDef *USBx, - uint8_t ch_num, - uint8_t epnum, - uint8_t dev_address, - uint8_t speed, - uint8_t ep_type, - uint16_t mps) -{ - - /* Clear old interrupt conditions for this host channel. */ - USBx_HC(ch_num)->HCINT = 0xFFFFFFFF; - - /* Enable channel interrupts required for this transfer. */ - switch (ep_type) - { - case EP_TYPE_CTRL: - case EP_TYPE_BULK: - - USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM |\ - USB_OTG_HCINTMSK_STALLM |\ - USB_OTG_HCINTMSK_TXERRM |\ - USB_OTG_HCINTMSK_DTERRM |\ - USB_OTG_HCINTMSK_AHBERR |\ - USB_OTG_HCINTMSK_NAKM ; - - if (epnum & 0x80) - { - USBx_HC(ch_num)->HCINTMSK |= USB_OTG_HCINTMSK_BBERRM; - } - else - { - if(USBx != USB_OTG_FS) - { - USBx_HC(ch_num)->HCINTMSK |= (USB_OTG_HCINTMSK_NYET | USB_OTG_HCINTMSK_ACKM); - } - } - break; - - case EP_TYPE_INTR: - - USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM |\ - USB_OTG_HCINTMSK_STALLM |\ - USB_OTG_HCINTMSK_TXERRM |\ - USB_OTG_HCINTMSK_DTERRM |\ - USB_OTG_HCINTMSK_NAKM |\ - USB_OTG_HCINTMSK_AHBERR |\ - USB_OTG_HCINTMSK_FRMORM ; - - if (epnum & 0x80) - { - USBx_HC(ch_num)->HCINTMSK |= USB_OTG_HCINTMSK_BBERRM; - } - - break; - case EP_TYPE_ISOC: - - USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM |\ - USB_OTG_HCINTMSK_ACKM |\ - USB_OTG_HCINTMSK_AHBERR |\ - USB_OTG_HCINTMSK_FRMORM ; - - if (epnum & 0x80) - { - USBx_HC(ch_num)->HCINTMSK |= (USB_OTG_HCINTMSK_TXERRM | USB_OTG_HCINTMSK_BBERRM); - } - break; - } - - /* Enable the top level host channel interrupt. */ - USBx_HOST->HAINTMSK |= (1 << ch_num); - - /* Make sure host channel interrupts are enabled. */ - USBx->GINTMSK |= USB_OTG_GINTMSK_HCIM; - - /* Program the HCCHAR register */ - USBx_HC(ch_num)->HCCHAR = (((dev_address << 22) & USB_OTG_HCCHAR_DAD) |\ - (((epnum & 0x7F)<< 11) & USB_OTG_HCCHAR_EPNUM)|\ - ((((epnum & 0x80) == 0x80)<< 15) & USB_OTG_HCCHAR_EPDIR)|\ - (((speed == HPRT0_PRTSPD_LOW_SPEED)<< 17) & USB_OTG_HCCHAR_LSDEV)|\ - ((ep_type << 18) & USB_OTG_HCCHAR_EPTYP)|\ - (mps & USB_OTG_HCCHAR_MPSIZ)); - - if (ep_type == EP_TYPE_INTR) - { - USBx_HC(ch_num)->HCCHAR |= USB_OTG_HCCHAR_ODDFRM ; - } - - return HAL_OK; -} - -/** - * @brief Start a transfer over a host channel - * @param USBx : Selected device - * @param hc : pointer to host channel structure - * @param dma: USB dma enabled or disabled - * This parameter can be one of these values: - * 0 : DMA feature not used - * 1 : DMA feature used - * @retval HAL state - */ -#if defined (__CC_ARM) /*!< ARM Compiler */ -#pragma O0 -#elif defined (__GNUC__) /*!< GNU Compiler */ -#pragma GCC optimize ("O0") -#endif /* __CC_ARM */ -HAL_StatusTypeDef USB_HC_StartXfer(USB_OTG_GlobalTypeDef *USBx, USB_OTG_HCTypeDef *hc, uint8_t dma) -{ - uint8_t is_oddframe = 0; - uint16_t len_words = 0; - uint16_t num_packets = 0; - uint16_t max_hc_pkt_count = 256; - uint32_t tmpreg = 0; - - if((USBx != USB_OTG_FS) && (hc->speed == USB_OTG_SPEED_HIGH)) - { - if((dma == 0) && (hc->do_ping == 1)) - { - USB_DoPing(USBx, hc->ch_num); - return HAL_OK; - } - else if(dma == 1) - { - USBx_HC(hc->ch_num)->HCINTMSK &= ~(USB_OTG_HCINTMSK_NYET | USB_OTG_HCINTMSK_ACKM); - hc->do_ping = 0; - } - } - - /* Compute the expected number of packets associated to the transfer */ - if (hc->xfer_len > 0) - { - num_packets = (hc->xfer_len + hc->max_packet - 1) / hc->max_packet; - - if (num_packets > max_hc_pkt_count) - { - num_packets = max_hc_pkt_count; - hc->xfer_len = num_packets * hc->max_packet; - } - } - else - { - num_packets = 1; - } - if (hc->ep_is_in) - { - hc->xfer_len = num_packets * hc->max_packet; - } - - /* Initialize the HCTSIZn register */ - USBx_HC(hc->ch_num)->HCTSIZ = (((hc->xfer_len) & USB_OTG_HCTSIZ_XFRSIZ)) |\ - ((num_packets << 19) & USB_OTG_HCTSIZ_PKTCNT) |\ - (((hc->data_pid) << 29) & USB_OTG_HCTSIZ_DPID); - - if (dma) - { - /* xfer_buff MUST be 32-bits aligned */ - USBx_HC(hc->ch_num)->HCDMA = (uint32_t)hc->xfer_buff; - } - - is_oddframe = (USBx_HOST->HFNUM & 0x01) ? 0 : 1; - USBx_HC(hc->ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_ODDFRM; - USBx_HC(hc->ch_num)->HCCHAR |= (is_oddframe << 29); - - /* Set host channel enable */ - tmpreg = USBx_HC(hc->ch_num)->HCCHAR; - tmpreg &= ~USB_OTG_HCCHAR_CHDIS; - tmpreg |= USB_OTG_HCCHAR_CHENA; - USBx_HC(hc->ch_num)->HCCHAR = tmpreg; - - if (dma == 0) /* Slave mode */ - { - if((hc->ep_is_in == 0) && (hc->xfer_len > 0)) - { - switch(hc->ep_type) - { - /* Non periodic transfer */ - case EP_TYPE_CTRL: - case EP_TYPE_BULK: - - len_words = (hc->xfer_len + 3) / 4; - - /* check if there is enough space in FIFO space */ - if(len_words > (USBx->HNPTXSTS & 0xFFFF)) - { - /* need to process data in nptxfempty interrupt */ - USBx->GINTMSK |= USB_OTG_GINTMSK_NPTXFEM; - } - break; - /* Periodic transfer */ - case EP_TYPE_INTR: - case EP_TYPE_ISOC: - len_words = (hc->xfer_len + 3) / 4; - /* check if there is enough space in FIFO space */ - if(len_words > (USBx_HOST->HPTXSTS & 0xFFFF)) /* split the transfer */ - { - /* need to process data in ptxfempty interrupt */ - USBx->GINTMSK |= USB_OTG_GINTMSK_PTXFEM; - } - break; - - default: - break; - } - - /* Write packet into the Tx FIFO. */ - USB_WritePacket(USBx, hc->xfer_buff, hc->ch_num, hc->xfer_len, 0); - } - } - - return HAL_OK; -} - -/** - * @brief Read all host channel interrupts status - * @param USBx : Selected device - * @retval HAL state - */ -uint32_t USB_HC_ReadInterrupt (USB_OTG_GlobalTypeDef *USBx) -{ - return ((USBx_HOST->HAINT) & 0xFFFF); -} - -/** - * @brief Halt a host channel - * @param USBx : Selected device - * @param hc_num : Host Channel number - * This parameter can be a value from 1 to 15 - * @retval HAL state - */ -HAL_StatusTypeDef USB_HC_Halt(USB_OTG_GlobalTypeDef *USBx , uint8_t hc_num) -{ - uint32_t count = 0; - - /* Check for space in the request queue to issue the halt. */ - if (((USBx_HC(hc_num)->HCCHAR) & (HCCHAR_CTRL << 18)) || ((USBx_HC(hc_num)->HCCHAR) & (HCCHAR_BULK << 18))) - { - USBx_HC(hc_num)->HCCHAR |= USB_OTG_HCCHAR_CHDIS; - - if ((USBx->HNPTXSTS & 0xFFFF) == 0) - { - USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHENA; - USBx_HC(hc_num)->HCCHAR |= USB_OTG_HCCHAR_CHENA; - USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_EPDIR; - do - { - if (++count > 1000) - { - break; - } - } - while ((USBx_HC(hc_num)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA); - } - else - { - USBx_HC(hc_num)->HCCHAR |= USB_OTG_HCCHAR_CHENA; - } - } - else - { - USBx_HC(hc_num)->HCCHAR |= USB_OTG_HCCHAR_CHDIS; - - if ((USBx_HOST->HPTXSTS & 0xFFFF) == 0) - { - USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHENA; - USBx_HC(hc_num)->HCCHAR |= USB_OTG_HCCHAR_CHENA; - USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_EPDIR; - do - { - if (++count > 1000) - { - break; - } - } - while ((USBx_HC(hc_num)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA); - } - else - { - USBx_HC(hc_num)->HCCHAR |= USB_OTG_HCCHAR_CHENA; - } - } - - return HAL_OK; -} - -/** - * @brief Initiate Do Ping protocol - * @param USBx : Selected device - * @param hc_num : Host Channel number - * This parameter can be a value from 1 to 15 - * @retval HAL state - */ -HAL_StatusTypeDef USB_DoPing(USB_OTG_GlobalTypeDef *USBx , uint8_t ch_num) -{ - uint8_t num_packets = 1; - uint32_t tmpreg = 0; - - USBx_HC(ch_num)->HCTSIZ = ((num_packets << 19) & USB_OTG_HCTSIZ_PKTCNT) |\ - USB_OTG_HCTSIZ_DOPING; - - /* Set host channel enable */ - tmpreg = USBx_HC(ch_num)->HCCHAR; - tmpreg &= ~USB_OTG_HCCHAR_CHDIS; - tmpreg |= USB_OTG_HCCHAR_CHENA; - USBx_HC(ch_num)->HCCHAR = tmpreg; - - return HAL_OK; -} - -/** - * @brief Stop Host Core - * @param USBx : Selected device - * @retval HAL state - */ -HAL_StatusTypeDef USB_StopHost(USB_OTG_GlobalTypeDef *USBx) -{ - uint8_t i; - uint32_t count = 0; - uint32_t value; - - USB_DisableGlobalInt(USBx); - - /* Flush FIFO */ - USB_FlushTxFifo(USBx, 0x10); - USB_FlushRxFifo(USBx); - - /* Flush out any leftover queued requests. */ - for (i = 0; i <= 15; i++) - { - - value = USBx_HC(i)->HCCHAR ; - value |= USB_OTG_HCCHAR_CHDIS; - value &= ~USB_OTG_HCCHAR_CHENA; - value &= ~USB_OTG_HCCHAR_EPDIR; - USBx_HC(i)->HCCHAR = value; - } - - /* Halt all channels to put them into a known state. */ - for (i = 0; i <= 15; i++) - { - value = USBx_HC(i)->HCCHAR ; - - value |= USB_OTG_HCCHAR_CHDIS; - value |= USB_OTG_HCCHAR_CHENA; - value &= ~USB_OTG_HCCHAR_EPDIR; - - USBx_HC(i)->HCCHAR = value; - do - { - if (++count > 1000) - { - break; - } - } - while ((USBx_HC(i)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA); - } - - /* Clear any pending Host interrupts */ - USBx_HOST->HAINT = 0xFFFFFFFF; - USBx->GINTSTS = 0xFFFFFFFF; - USB_EnableGlobalInt(USBx); - return HAL_OK; -} -/** - * @} - */ - -#endif /* defined (HAL_PCD_MODULE_ENABLED) || defined (HAL_HCD_MODULE_ENABLED) */ - -/** - * @} - */ - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ -- cgit v1.2.3