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/**
******************************************************************************
* @file stm32g0xx_hal_pcd.h
* @author MCD Application Team
* @brief Header file of PCD HAL module.
******************************************************************************
* @attention
*
* <h2><center>© Copyright (c) 2018 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under BSD 3-Clause license,
* the "License"; You may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
* opensource.org/licenses/BSD-3-Clause
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef STM32G0xx_HAL_PCD_H
#define STM32G0xx_HAL_PCD_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32g0xx_ll_usb.h"
#if defined (USB_DRD_FS)
/** @addtogroup STM32G0xx_HAL_Driver
* @{
*/
/** @addtogroup PCD
* @{
*/
/* Exported types ------------------------------------------------------------*/
/** @defgroup PCD_Exported_Types PCD Exported Types
* @{
*/
/**
* @brief PCD State structure definition
*/
typedef enum
{
HAL_PCD_STATE_RESET = 0x00,
HAL_PCD_STATE_READY = 0x01,
HAL_PCD_STATE_ERROR = 0x02,
HAL_PCD_STATE_BUSY = 0x03,
HAL_PCD_STATE_TIMEOUT = 0x04
} PCD_StateTypeDef;
/* Device LPM suspend state */
typedef enum
{
LPM_L0 = 0x00, /* on */
LPM_L1 = 0x01, /* LPM L1 sleep */
LPM_L2 = 0x02, /* suspend */
LPM_L3 = 0x03, /* off */
} PCD_LPM_StateTypeDef;
typedef enum
{
PCD_LPM_L0_ACTIVE = 0x00, /* on */
PCD_LPM_L1_ACTIVE = 0x01, /* LPM L1 sleep */
} PCD_LPM_MsgTypeDef;
typedef enum
{
PCD_BCD_ERROR = 0xFF,
PCD_BCD_CONTACT_DETECTION = 0xFE,
PCD_BCD_STD_DOWNSTREAM_PORT = 0xFD,
PCD_BCD_CHARGING_DOWNSTREAM_PORT = 0xFC,
PCD_BCD_DEDICATED_CHARGING_PORT = 0xFB,
PCD_BCD_DISCOVERY_COMPLETED = 0x00,
} PCD_BCD_MsgTypeDef;
typedef USB_DRD_TypeDef PCD_TypeDef;
typedef USB_DRD_CfgTypeDef PCD_InitTypeDef;
typedef USB_DRD_EPTypeDef PCD_EPTypeDef;
/**
* @brief PCD Handle Structure definition
*/
#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
typedef struct __PCD_HandleTypeDef
#else
typedef struct
#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
{
PCD_TypeDef *Instance; /*!< Register base address */
PCD_InitTypeDef Init; /*!< PCD required parameters */
__IO uint8_t USB_Address; /*!< USB Address */
PCD_EPTypeDef IN_ep[8]; /*!< IN endpoint parameters */
PCD_EPTypeDef OUT_ep[8]; /*!< OUT endpoint parameters */
HAL_LockTypeDef Lock; /*!< PCD peripheral status */
__IO PCD_StateTypeDef State; /*!< PCD communication state */
__IO uint32_t ErrorCode; /*!< PCD Error code */
uint32_t Setup[12]; /*!< Setup packet buffer */
PCD_LPM_StateTypeDef LPM_State; /*!< LPM State */
uint32_t BESL;
uint32_t lpm_active; /*!< Enable or disable the Link Power Management .
This parameter can be set to ENABLE or DISABLE */
uint32_t battery_charging_active; /*!< Enable or disable Battery charging.
This parameter can be set to ENABLE or DISABLE */
void *pData; /*!< Pointer to upper stack Handler */
#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
void (* SOFCallback)(struct __PCD_HandleTypeDef *hpcd); /*!< USB OTG PCD SOF callback */
void (* SetupStageCallback)(struct __PCD_HandleTypeDef *hpcd); /*!< USB OTG PCD Setup Stage callback */
void (* ResetCallback)(struct __PCD_HandleTypeDef *hpcd); /*!< USB OTG PCD Reset callback */
void (* SuspendCallback)(struct __PCD_HandleTypeDef *hpcd); /*!< USB OTG PCD Suspend callback */
void (* ResumeCallback)(struct __PCD_HandleTypeDef *hpcd); /*!< USB OTG PCD Resume callback */
void (* ConnectCallback)(struct __PCD_HandleTypeDef *hpcd); /*!< USB OTG PCD Connect callback */
void (* DisconnectCallback)(struct __PCD_HandleTypeDef *hpcd); /*!< USB OTG PCD Disconnect callback */
void (* DataOutStageCallback)(struct __PCD_HandleTypeDef *hpcd, uint8_t epnum); /*!< USB OTG PCD Data OUT Stage callback */
void (* DataInStageCallback)(struct __PCD_HandleTypeDef *hpcd, uint8_t epnum); /*!< USB OTG PCD Data IN Stage callback */
void (* ISOOUTIncompleteCallback)(struct __PCD_HandleTypeDef *hpcd, uint8_t epnum); /*!< USB OTG PCD ISO OUT Incomplete callback */
void (* ISOINIncompleteCallback)(struct __PCD_HandleTypeDef *hpcd, uint8_t epnum); /*!< USB OTG PCD ISO IN Incomplete callback */
void (* BCDCallback)(struct __PCD_HandleTypeDef *hpcd, PCD_BCD_MsgTypeDef msg); /*!< USB OTG PCD BCD callback */
void (* LPMCallback)(struct __PCD_HandleTypeDef *hpcd, PCD_LPM_MsgTypeDef msg); /*!< USB OTG PCD LPM callback */
void (* MspInitCallback)(struct __PCD_HandleTypeDef *hpcd); /*!< USB OTG PCD Msp Init callback */
void (* MspDeInitCallback)(struct __PCD_HandleTypeDef *hpcd); /*!< USB OTG PCD Msp DeInit callback */
#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
} PCD_HandleTypeDef;
/**
* @}
*/
/* Include PCD HAL Extended module */
#include "stm32g0xx_hal_pcd_ex.h"
/* Exported constants --------------------------------------------------------*/
/** @defgroup PCD_Exported_Constants PCD Exported Constants
* @{
*/
/** @defgroup PCD_Speed PCD Speed
* @{
*/
#define PCD_SPEED_FULL USBD_FS_SPEED
/**
* @}
*/
/** @defgroup PCD_PHY_Module PCD PHY Module
* @{
*/
#define PCD_PHY_ULPI 1U
#define PCD_PHY_EMBEDDED 2U
#define PCD_PHY_UTMI 3U
/**
* @}
*/
/** @defgroup PCD_Error_Code_definition PCD Error Code definition
* @brief PCD Error Code definition
* @{
*/
#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
#define HAL_PCD_ERROR_INVALID_CALLBACK (0x00000010U) /*!< Invalid Callback error */
#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
/**
* @}
*/
/**
* @}
*/
/* Exported macros -----------------------------------------------------------*/
/** @defgroup PCD_Exported_Macros PCD Exported Macros
* @brief macros to handle interrupts and specific clock configurations
* @{
*/
#define __HAL_PCD_ENABLE(__HANDLE__) (void)USB_EnableGlobalInt ((__HANDLE__)->Instance)
#define __HAL_PCD_DISABLE(__HANDLE__) (void)USB_DisableGlobalInt ((__HANDLE__)->Instance)
#define __HAL_PCD_GET_FLAG(__HANDLE__, __INTERRUPT__) ((USB_ReadInterrupts((__HANDLE__)->Instance)\
& (__INTERRUPT__)) == (__INTERRUPT__))
#define __HAL_PCD_CLEAR_FLAG(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->ISTR)\
&= (uint16_t)(~(__INTERRUPT__)))
#define __HAL_USB_WAKEUP_EXTI_ENABLE_IT() EXTI->IMR2 |= USB_WAKEUP_EXTI_LINE
#define __HAL_USB_WAKEUP_EXTI_DISABLE_IT() EXTI->IMR2 &= ~(USB_WAKEUP_EXTI_LINE)
/**
* @}
*/
/* Exported functions --------------------------------------------------------*/
/** @addtogroup PCD_Exported_Functions PCD Exported Functions
* @{
*/
/* Initialization/de-initialization functions ********************************/
/** @addtogroup PCD_Exported_Functions_Group1 Initialization and de-initialization functions
* @{
*/
HAL_StatusTypeDef HAL_PCD_Init(PCD_HandleTypeDef *hpcd);
HAL_StatusTypeDef HAL_PCD_DeInit(PCD_HandleTypeDef *hpcd);
void HAL_PCD_MspInit(PCD_HandleTypeDef *hpcd);
void HAL_PCD_MspDeInit(PCD_HandleTypeDef *hpcd);
#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
/** @defgroup HAL_PCD_Callback_ID_enumeration_definition HAL USB OTG PCD Callback ID enumeration definition
* @brief HAL USB OTG PCD Callback ID enumeration definition
* @{
*/
typedef enum
{
HAL_PCD_SOF_CB_ID = 0x01, /*!< USB PCD SOF callback ID */
HAL_PCD_SETUPSTAGE_CB_ID = 0x02, /*!< USB PCD Setup Stage callback ID */
HAL_PCD_RESET_CB_ID = 0x03, /*!< USB PCD Reset callback ID */
HAL_PCD_SUSPEND_CB_ID = 0x04, /*!< USB PCD Suspend callback ID */
HAL_PCD_RESUME_CB_ID = 0x05, /*!< USB PCD Resume callback ID */
HAL_PCD_CONNECT_CB_ID = 0x06, /*!< USB PCD Connect callback ID */
HAL_PCD_DISCONNECT_CB_ID = 0x07, /*!< USB PCD Disconnect callback ID */
HAL_PCD_MSPINIT_CB_ID = 0x08, /*!< USB PCD MspInit callback ID */
HAL_PCD_MSPDEINIT_CB_ID = 0x09 /*!< USB PCD MspDeInit callback ID */
} HAL_PCD_CallbackIDTypeDef;
/**
* @}
*/
/** @defgroup HAL_PCD_Callback_pointer_definition HAL USB OTG PCD Callback pointer definition
* @brief HAL USB OTG PCD Callback pointer definition
* @{
*/
typedef void (*pPCD_CallbackTypeDef)(PCD_HandleTypeDef *hpcd); /*!< pointer to a common USB OTG PCD callback function */
typedef void (*pPCD_DataOutStageCallbackTypeDef)(PCD_HandleTypeDef *hpcd, uint8_t epnum); /*!< pointer to USB OTG PCD Data OUT Stage callback */
typedef void (*pPCD_DataInStageCallbackTypeDef)(PCD_HandleTypeDef *hpcd, uint8_t epnum); /*!< pointer to USB OTG PCD Data IN Stage callback */
typedef void (*pPCD_IsoOutIncpltCallbackTypeDef)(PCD_HandleTypeDef *hpcd, uint8_t epnum); /*!< pointer to USB OTG PCD ISO OUT Incomplete callback */
typedef void (*pPCD_IsoInIncpltCallbackTypeDef)(PCD_HandleTypeDef *hpcd, uint8_t epnum); /*!< pointer to USB OTG PCD ISO IN Incomplete callback */
typedef void (*pPCD_LpmCallbackTypeDef)(PCD_HandleTypeDef *hpcd, PCD_LPM_MsgTypeDef msg); /*!< pointer to USB OTG PCD LPM callback */
typedef void (*pPCD_BcdCallbackTypeDef)(PCD_HandleTypeDef *hpcd, PCD_BCD_MsgTypeDef msg); /*!< pointer to USB OTG PCD BCD callback */
/**
* @}
*/
HAL_StatusTypeDef HAL_PCD_RegisterCallback(PCD_HandleTypeDef *hpcd,
HAL_PCD_CallbackIDTypeDef CallbackID,
pPCD_CallbackTypeDef pCallback);
HAL_StatusTypeDef HAL_PCD_UnRegisterCallback(PCD_HandleTypeDef *hpcd,
HAL_PCD_CallbackIDTypeDef CallbackID);
HAL_StatusTypeDef HAL_PCD_RegisterDataOutStageCallback(PCD_HandleTypeDef *hpcd,
pPCD_DataOutStageCallbackTypeDef pCallback);
HAL_StatusTypeDef HAL_PCD_UnRegisterDataOutStageCallback(PCD_HandleTypeDef *hpcd);
HAL_StatusTypeDef HAL_PCD_RegisterDataInStageCallback(PCD_HandleTypeDef *hpcd,
pPCD_DataInStageCallbackTypeDef pCallback);
HAL_StatusTypeDef HAL_PCD_UnRegisterDataInStageCallback(PCD_HandleTypeDef *hpcd);
HAL_StatusTypeDef HAL_PCD_RegisterIsoOutIncpltCallback(PCD_HandleTypeDef *hpcd,
pPCD_IsoOutIncpltCallbackTypeDef pCallback);
HAL_StatusTypeDef HAL_PCD_UnRegisterIsoOutIncpltCallback(PCD_HandleTypeDef *hpcd);
HAL_StatusTypeDef HAL_PCD_RegisterIsoInIncpltCallback(PCD_HandleTypeDef *hpcd,
pPCD_IsoInIncpltCallbackTypeDef pCallback);
HAL_StatusTypeDef HAL_PCD_UnRegisterIsoInIncpltCallback(PCD_HandleTypeDef *hpcd);
HAL_StatusTypeDef HAL_PCD_RegisterBcdCallback(PCD_HandleTypeDef *hpcd,
pPCD_BcdCallbackTypeDef pCallback);
HAL_StatusTypeDef HAL_PCD_UnRegisterBcdCallback(PCD_HandleTypeDef *hpcd);
HAL_StatusTypeDef HAL_PCD_RegisterLpmCallback(PCD_HandleTypeDef *hpcd,
pPCD_LpmCallbackTypeDef pCallback);
HAL_StatusTypeDef HAL_PCD_UnRegisterLpmCallback(PCD_HandleTypeDef *hpcd);
#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
/**
* @}
*/
/* I/O operation functions ***************************************************/
/* Non-Blocking mode: Interrupt */
/** @addtogroup PCD_Exported_Functions_Group2 Input and Output operation functions
* @{
*/
HAL_StatusTypeDef HAL_PCD_Start(PCD_HandleTypeDef *hpcd);
HAL_StatusTypeDef HAL_PCD_Stop(PCD_HandleTypeDef *hpcd);
void HAL_PCD_IRQHandler(PCD_HandleTypeDef *hpcd);
void HAL_PCD_SOFCallback(PCD_HandleTypeDef *hpcd);
void HAL_PCD_SetupStageCallback(PCD_HandleTypeDef *hpcd);
void HAL_PCD_ResetCallback(PCD_HandleTypeDef *hpcd);
void HAL_PCD_SuspendCallback(PCD_HandleTypeDef *hpcd);
void HAL_PCD_ResumeCallback(PCD_HandleTypeDef *hpcd);
void HAL_PCD_ConnectCallback(PCD_HandleTypeDef *hpcd);
void HAL_PCD_DisconnectCallback(PCD_HandleTypeDef *hpcd);
void HAL_PCD_DataOutStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum);
void HAL_PCD_DataInStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum);
void HAL_PCD_ISOOUTIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum);
void HAL_PCD_ISOINIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum);
/**
* @}
*/
/* Peripheral Control functions **********************************************/
/** @addtogroup PCD_Exported_Functions_Group3 Peripheral Control functions
* @{
*/
HAL_StatusTypeDef HAL_PCD_DevConnect(PCD_HandleTypeDef *hpcd);
HAL_StatusTypeDef HAL_PCD_DevDisconnect(PCD_HandleTypeDef *hpcd);
HAL_StatusTypeDef HAL_PCD_SetAddress(PCD_HandleTypeDef *hpcd, uint8_t address);
HAL_StatusTypeDef HAL_PCD_EP_Open(PCD_HandleTypeDef *hpcd, uint8_t ep_addr,
uint16_t ep_mps, uint8_t ep_type);
HAL_StatusTypeDef HAL_PCD_EP_Close(PCD_HandleTypeDef *hpcd, uint8_t ep_addr);
HAL_StatusTypeDef HAL_PCD_EP_Receive(PCD_HandleTypeDef *hpcd, uint8_t ep_addr,
uint8_t *pBuf, uint32_t len);
HAL_StatusTypeDef HAL_PCD_EP_Transmit(PCD_HandleTypeDef *hpcd, uint8_t ep_addr,
uint8_t *pBuf, uint32_t len);
HAL_StatusTypeDef HAL_PCD_EP_SetStall(PCD_HandleTypeDef *hpcd, uint8_t ep_addr);
HAL_StatusTypeDef HAL_PCD_EP_ClrStall(PCD_HandleTypeDef *hpcd, uint8_t ep_addr);
HAL_StatusTypeDef HAL_PCD_EP_Flush(PCD_HandleTypeDef *hpcd, uint8_t ep_addr);
HAL_StatusTypeDef HAL_PCD_ActivateRemoteWakeup(PCD_HandleTypeDef *hpcd);
HAL_StatusTypeDef HAL_PCD_DeActivateRemoteWakeup(PCD_HandleTypeDef *hpcd);
uint32_t HAL_PCD_EP_GetRxCount(PCD_HandleTypeDef *hpcd, uint8_t ep_addr);
/**
* @}
*/
/* Peripheral State functions ************************************************/
/** @addtogroup PCD_Exported_Functions_Group4 Peripheral State functions
* @{
*/
PCD_StateTypeDef HAL_PCD_GetState(PCD_HandleTypeDef *hpcd);
/**
* @}
*/
/**
* @}
*/
/* Private constants ---------------------------------------------------------*/
/** @defgroup PCD_Private_Constants PCD Private Constants
* @{
*/
/** @defgroup USB_EXTI_Line_Interrupt USB EXTI line interrupt
* @{
*/
#define USB_WAKEUP_EXTI_LINE (0x1U << 4) /*!< USB FS EXTI Line WakeUp Interrupt */
/**
* @}
*/
/** @defgroup PCD_EP0_MPS PCD EP0 MPS
* @{
*/
#define PCD_EP0MPS_64 EP_MPS_64
#define PCD_EP0MPS_32 EP_MPS_32
#define PCD_EP0MPS_16 EP_MPS_16
#define PCD_EP0MPS_08 EP_MPS_8
/**
* @}
*/
/** @defgroup PCD_ENDP PCD ENDP
* @{
*/
#define PCD_ENDP0 0U
#define PCD_ENDP1 1U
#define PCD_ENDP2 2U
#define PCD_ENDP3 3U
#define PCD_ENDP4 4U
#define PCD_ENDP5 5U
#define PCD_ENDP6 6U
#define PCD_ENDP7 7U
/**
* @}
*/
/** @defgroup PCD_ENDP_Kind PCD Endpoint Kind
* @{
*/
#define PCD_SNG_BUF 0U
#define PCD_DBL_BUF 1U
/**
* @}
*/
/**
* @}
*/
/* Private macros ------------------------------------------------------------*/
/** @defgroup PCD_Private_Macros PCD Private Macros
* @{
*/
/* SetENDPOINT */
#define PCD_SET_ENDPOINT USB_DRD_SET_CHEP
/* GetENDPOINT Register value*/
#define PCD_GET_ENDPOINT USB_DRD_GET_CHEP
/* ENDPOINT transfer */
#define USB_EP0StartXfer USB_EPStartXfer
/**
* @brief free buffer used from the application realizing it to the line
* toggles bit SW_BUF in the double buffered endpoint register
* @param USBx USB device.
* @param bEpNum, bDir
* @retval None
*/
#define PCD_FreeUserBuffer USB_DRD_FreeUserBuffer
/**
* @brief sets the status for tx transfer (bits STAT_TX[1:0]).
* @param USBx USB peripheral instance register address.
* @param bEpNum Endpoint Number.
* @param wState new state
* @retval None
*/
#define PCD_SET_EP_TX_STATUS USB_DRD_SET_CHEP_TX_STATUS
/**
* @brief sets the status for rx transfer (bits STAT_TX[1:0])
* @param USBx USB peripheral instance register address.
* @param bEpNum Endpoint Number.
* @param wState new state
* @retval None
*/
#define PCD_SET_EP_RX_STATUS USB_DRD_SET_CHEP_RX_STATUS
/**
* @brief Sets/clears directly EP_KIND bit in the endpoint register.
* @param USBx USB peripheral instance register address.
* @param bEpNum Endpoint Number.
* @retval None
*/
#define PCD_SET_EP_DBUF USB_DRD_SET_CHEP_KIND
#define PCD_CLEAR_EP_DBUF USB_DRD_CLEAR_CHEP_KIND
/**
* @brief Clears bit CTR_RX / CTR_TX in the endpoint register.
* @param USBx USB peripheral instance register address.
* @param bEpNum Endpoint Number.
* @retval None
*/
#define PCD_CLEAR_RX_EP_CTR USB_DRD_CLEAR_RX_CHEP_CTR
#define PCD_CLEAR_TX_EP_CTR USB_DRD_CLEAR_TX_CHEP_CTR
/**
* @brief Toggles DTOG_RX / DTOG_TX bit in the endpoint register.
* @param USBx USB peripheral instance register address.
* @param bEpNum Endpoint Number.
* @retval None
*/
#define PCD_RX_DTOG USB_DRD_RX_DTOG
#define PCD_TX_DTOG USB_DRD_TX_DTOG
/**
* @brief Clears DTOG_RX / DTOG_TX bit in the endpoint register.
* @param USBx USB peripheral instance register address.
* @param bEpNum Endpoint Number.
* @retval None
*/
#define PCD_CLEAR_RX_DTOG USB_DRD_CLEAR_RX_DTOG
#define PCD_CLEAR_TX_DTOG USB_DRD_CLEAR_TX_DTOG
/**
* @brief Sets address in an endpoint register.
* @param USBx USB peripheral instance register address.
* @param bEpNum Endpoint Number.
* @param bAddr Address.
* @retval None
*/
#define PCD_SET_EP_ADDRESS USB_DRD_SET_CHEP_ADDRESS
/**
* @brief sets address of the tx/rx buffer.
* @param USBx USB peripheral instance register address.
* @param bEpNum Endpoint Number.
* @param wAddr address to be set (must be word aligned).
* @retval None
*/
#define PCD_SET_EP_TX_ADDRESS USB_DRD_SET_CHEP_TX_ADDRESS
#define PCD_SET_EP_RX_ADDRESS USB_DRD_SET_CHEP_RX_ADDRESS
/**
* @brief sets counter for the tx/rx buffer.
* @param USBx USB peripheral instance register address.
* @param bEpNum Endpoint Number.
* @param wCount Counter value.
* @retval None
*/
#define PCD_SET_EP_TX_CNT USB_DRD_SET_CHEP_TX_CNT
#define PCD_SET_EP_RX_CNT USB_DRD_SET_CHEP_RX_CNT
/**
* @brief gets counter of the tx buffer.
* @param USBx USB peripheral instance register address.
* @param bEpNum Endpoint Number.
* @retval Counter value
*/
#define PCD_GET_EP_TX_CNT USB_DRD_GET_CHEP_TX_CNT
/**
* @brief gets counter of the rx buffer.
* @param Instance USB peripheral instance register address.
* @param bEpNum channel Number.
* @retval Counter value
*/
__STATIC_INLINE uint16_t PCD_GET_EP_RX_CNT(PCD_TypeDef *Instance, uint16_t bEpNum)
{
UNUSED(Instance);
__IO uint32_t count = 10U;
/* WA: few cycles for RX PMA descriptor to update */
while (count > 0U)
{
count--;
}
return (uint16_t)USB_DRD_GET_CHEP_RX_CNT((Instance), (bEpNum));
}
/**
* @brief Sets addresses in a double buffer endpoint.
* @param USBx USB peripheral instance register address.
* @param bEpNum Endpoint Number.
* @param wBuf0Addr: buffer 0 address.
* @param wBuf1Addr = buffer 1 address.
* @retval None
*/
#define PCD_SET_EP_DBUF_ADDR USB_DRD_SET_CHEP_DBUF_ADDR
/**
* @brief Gets buffer 0/1 address of a double buffer endpoint.
* @param USBx USB peripheral instance register address.
* @param bEpNum Endpoint Number.
* @param bDir endpoint dir EP_DBUF_OUT = OUT
* EP_DBUF_IN = IN
* @param wCount: Counter value
* @retval None
*/
#define PCD_SET_EP_DBUF0_CNT USB_DRD_SET_CHEP_DBUF0_CNT
#define PCD_SET_EP_DBUF1_CNT USB_DRD_SET_CHEP_DBUF1_CNT
#define PCD_SET_EP_DBUF_CNT USB_DRD_SET_CHEP_DBUF_CNT
/**
* @brief gets counter of the rx buffer0.
* @param Instance USB peripheral instance register address.
* @param bEpNum channel Number.
* @retval Counter value
*/
__STATIC_INLINE uint16_t PCD_GET_EP_DBUF0_CNT(PCD_TypeDef *Instance, uint16_t bEpNum)
{
UNUSED(Instance);
__IO uint32_t count = 10U;
/* WA: few cycles for RX PMA descriptor to update */
while (count > 0U)
{
count--;
}
return (uint16_t)USB_DRD_GET_CHEP_DBUF0_CNT((Instance), (bEpNum));
}
/**
* @brief gets counter of the rx buffer1.
* @param Instance USB peripheral instance register address.
* @param bEpNum channel Number.
* @retval Counter value
*/
__STATIC_INLINE uint16_t PCD_GET_EP_DBUF1_CNT(PCD_TypeDef *Instance, uint16_t bEpNum)
{
UNUSED(Instance);
__IO uint32_t count = 10U;
/* WA: few cycles for RX PMA descriptor to update */
while (count > 0U)
{
count--;
}
return (uint16_t)USB_DRD_GET_CHEP_DBUF1_CNT((Instance), (bEpNum));
}
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#endif /* defined (USB_DRD_FS) */
#ifdef __cplusplus
}
#endif
#endif /* STM32G0xx_HAL_PCD_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/