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gex-core/USB/usbd_conf.c

680 lines
21 KiB

7 years ago
/**
******************************************************************************
* @file : usbd_conf.c
* @version : v2.0_Cube
* @brief : This file implements the board support package for the USB device library
******************************************************************************
* This notice applies to any and all portions of this file
* that are not between comment pairs USER CODE BEGIN and
* USER CODE END. Other portions of this file, whether
* inserted by the user or by software development tools
* are owned by their respective copyright owners.
*
* Copyright (c) 2017 STMicroelectronics International N.V.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted, provided that the following conditions are met:
*
* 1. Redistribution 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 other
* contributors to this software may be used to endorse or promote products
* derived from this software without specific written permission.
* 4. This software, including modifications and/or derivative works of this
* software, must execute solely and exclusively on microcontroller or
* microprocessor devices manufactured by or for STMicroelectronics.
* 5. Redistribution and use of this software other than as permitted under
* this license is void and will automatically terminate your rights under
* this license.
*
* THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
* RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
* SHALL STMICROELECTRONICS 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 <utils/malloc_safe.h>
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#include "platform.h"
#include "usbd_def.h"
#include "usbd_core.h"
#include "usbd_msc.h"
#include "usbd_cdc.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
extern PCD_HandleTypeDef hpcd_USB_FS;
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
void HAL_PCDEx_SetConnectionState(PCD_HandleTypeDef *hpcd, uint8_t state);
/*******************************************************************************
LL Driver Callbacks (PCD -> USB Device Library)
*******************************************************************************/
/* MSP Init */
void HAL_PCD_MspInit(PCD_HandleTypeDef* pcdHandle)
{
#if defined(USB)
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if(pcdHandle->Instance==USB)
{
/* USER CODE BEGIN USB_MspInit 0 */
/* USER CODE END USB_MspInit 0 */
/* Peripheral clock enable */
__HAL_RCC_USB_CLK_ENABLE();
/* Peripheral interrupt init */
#if GEX_PLAT_F103_BLUEPILL
HAL_NVIC_SetPriority(USB_LP_CAN1_RX0_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(USB_LP_CAN1_RX0_IRQn);
#elif STM32F072xB
HAL_NVIC_SetPriority(USB_IRQn, 3, 0);
HAL_NVIC_EnableIRQ(USB_IRQn);
#elif GEX_PLAT_F303_DISCOVERY
// Pins need to be configured here
/**USB GPIO Configuration
PA11 ------> USB_DM
PA12 ------> USB_DP
*/
__HAL_RCC_GPIOA_CLK_ENABLE();
LL_GPIO_SetPinMode(GPIOA, LL_GPIO_PIN_11, LL_GPIO_MODE_ALTERNATE);
LL_GPIO_SetPinMode(GPIOA, LL_GPIO_PIN_12, LL_GPIO_MODE_ALTERNATE);
LL_GPIO_SetAFPin_8_15(GPIOA, LL_GPIO_PIN_11, LL_GPIO_AF_14);
LL_GPIO_SetAFPin_8_15(GPIOA, LL_GPIO_PIN_12, LL_GPIO_AF_14);
HAL_NVIC_SetPriority(USB_LP_CAN_RX0_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(USB_LP_CAN_RX0_IRQn);
#else
#error "BAD PLATFORM"
#endif
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/* USER CODE BEGIN USB_MspInit 1 */
/* USER CODE END USB_MspInit 1 */
}
#elif defined(USB_OTG_FS)
// This is for F407 with USB OTG peripheral
if (pcdHandle->Instance==USB_OTG_FS) {
/**USB_OTG_FS GPIO Configuration
PA11 ------> USB_OTG_FS_DM
PA12 ------> USB_OTG_FS_DP
*/
__HAL_RCC_GPIOA_CLK_ENABLE();
LL_GPIO_SetPinMode(GPIOA, LL_GPIO_PIN_11, LL_GPIO_MODE_ALTERNATE);
LL_GPIO_SetPinMode(GPIOA, LL_GPIO_PIN_12, LL_GPIO_MODE_ALTERNATE);
LL_GPIO_SetAFPin_8_15(GPIOA, LL_GPIO_PIN_11, LL_GPIO_AF_10);
LL_GPIO_SetAFPin_8_15(GPIOA, LL_GPIO_PIN_12, LL_GPIO_AF_10);
/* Peripheral clock enable */
__HAL_RCC_USB_OTG_FS_CLK_ENABLE();
/* Peripheral interrupt init */
HAL_NVIC_SetPriority(OTG_FS_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(OTG_FS_IRQn);
}
#else
#error "BAD USB!"
#endif
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}
void HAL_PCD_MspDeInit(PCD_HandleTypeDef* pcdHandle)
{
#if defined(USB)
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if(pcdHandle->Instance==USB)
{
/* USER CODE BEGIN USB_MspDeInit 0 */
/* USER CODE END USB_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_USB_CLK_DISABLE();
/* Peripheral interrupt Deinit*/
#if GEX_PLAT_F103_BLUEPILL
HAL_NVIC_DisableIRQ(USB_LP_CAN1_RX0_IRQn);
#elif STM32F072xB
HAL_NVIC_DisableIRQ(USB_IRQn);
#elif GEX_PLAT_F303_DISCOVERY
HAL_NVIC_DisableIRQ(USB_LP_CAN_RX0_IRQn);
#else
#error "BAD PLATFORM"
#endif
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/* USER CODE BEGIN USB_MspDeInit 1 */
/* USER CODE END USB_MspDeInit 1 */
}
#elif defined(USB_OTG_FS)
// This is for F407 with USB OTG peripheral
if (pcdHandle->Instance==USB_OTG_FS) {
__HAL_RCC_USB_OTG_FS_CLK_DISABLE();
LL_GPIO_SetPinMode(GPIOA, LL_GPIO_PIN_11, LL_GPIO_MODE_ANALOG);
LL_GPIO_SetPinMode(GPIOA, LL_GPIO_PIN_12, LL_GPIO_MODE_ANALOG);
/* Peripheral interrupt init */
HAL_NVIC_DisableIRQ(OTG_FS_IRQn);
}
#else
#error "BAD USB!"
#endif
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}
/**
* @brief Setup Stage callback
* @param hpcd: PCD handle
* @retval None
*/
void HAL_PCD_SetupStageCallback(PCD_HandleTypeDef *hpcd)
{
USBD_LL_SetupStage((USBD_HandleTypeDef*)hpcd->pData, (uint8_t *)hpcd->Setup);
}
/**
* @brief Data Out Stage callback.
* @param hpcd: PCD handle
* @param epnum: Endpoint Number
* @retval None
*/
void HAL_PCD_DataOutStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
{
USBD_LL_DataOutStage((USBD_HandleTypeDef*)hpcd->pData, epnum, hpcd->OUT_ep[epnum].xfer_buff);
}
/**
* @brief Data In Stage callback..
* @param hpcd: PCD handle
* @param epnum: Endpoint Number
* @retval None
*/
void HAL_PCD_DataInStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
{
USBD_LL_DataInStage((USBD_HandleTypeDef*)hpcd->pData, epnum, hpcd->IN_ep[epnum].xfer_buff);
}
/**
* @brief SOF callback.
* @param hpcd: PCD handle
* @retval None
*/
void HAL_PCD_SOFCallback(PCD_HandleTypeDef *hpcd)
{
USBD_LL_SOF((USBD_HandleTypeDef*)hpcd->pData);
}
/**
* @brief Reset callback.
* @param hpcd: PCD handle
* @retval None
*/
void HAL_PCD_ResetCallback(PCD_HandleTypeDef *hpcd)
{
// USBD_SpeedTypeDef speed = USBD_SPEED_FULL;
/*Set USB Current Speed*/
// switch (hpcd->Init.speed)
// {
// case PCD_SPEED_FULL:
// speed = USBD_SPEED_FULL;
// break;
//
// default:
// speed = USBD_SPEED_FULL;
// break;
// }
USBD_LL_SetSpeed((USBD_HandleTypeDef*)hpcd->pData, USBD_SPEED_FULL);
/*Reset Device*/
USBD_LL_Reset((USBD_HandleTypeDef*)hpcd->pData);
}
/**
* @brief Suspend callback.
* When Low power mode is enabled the debug cannot be used (IAR, Keil doesn't support it)
* @param hpcd: PCD handle
* @retval None
*/
void HAL_PCD_SuspendCallback(PCD_HandleTypeDef *hpcd)
{
/* Inform USB library that core enters in suspend Mode */
USBD_LL_Suspend((USBD_HandleTypeDef*)hpcd->pData);
#if PLAT_USB_PHYCLOCK
__HAL_PCD_GATE_PHYCLOCK(hpcd);
#endif
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/*Enter in STOP mode */
/* USER CODE BEGIN 2 */
if (hpcd->Init.low_power_enable)
{
/* Set SLEEPDEEP bit and SleepOnExit of Cortex System Control Register */
SCB->SCR |= (uint32_t)((uint32_t)(SCB_SCR_SLEEPDEEP_Msk | SCB_SCR_SLEEPONEXIT_Msk));
}
/* USER CODE END 2 */
}
/**
* @brief Resume callback.
* When Low power mode is enabled the debug cannot be used (IAR, Keil doesn't support it)
* @param hpcd: PCD handle
* @retval None
*/
void HAL_PCD_ResumeCallback(PCD_HandleTypeDef *hpcd)
{
/* USER CODE BEGIN 3 */
/* USER CODE END 3 */
USBD_LL_Resume((USBD_HandleTypeDef*)hpcd->pData);
}
/**
* @brief ISOOUTIncomplete callback.
* @param hpcd: PCD handle
* @param epnum: Endpoint Number
* @retval None
*/
void HAL_PCD_ISOOUTIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
{
USBD_LL_IsoOUTIncomplete((USBD_HandleTypeDef*)hpcd->pData, epnum);
}
/**
* @brief ISOINIncomplete callback.
* @param hpcd: PCD handle
* @param epnum: Endpoint Number
* @retval None
*/
void HAL_PCD_ISOINIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
{
USBD_LL_IsoINIncomplete((USBD_HandleTypeDef*)hpcd->pData, epnum);
}
/**
* @brief ConnectCallback callback.
* @param hpcd: PCD handle
* @retval None
*/
void HAL_PCD_ConnectCallback(PCD_HandleTypeDef *hpcd)
{
USBD_LL_DevConnected((USBD_HandleTypeDef*)hpcd->pData);
}
/**
* @brief Disconnect callback.
* @param hpcd: PCD handle
* @retval None
*/
void HAL_PCD_DisconnectCallback(PCD_HandleTypeDef *hpcd)
{
USBD_LL_DevDisconnected((USBD_HandleTypeDef*)hpcd->pData);
}
/*******************************************************************************
LL Driver Interface (USB Device Library --> PCD)
*******************************************************************************/
/**
* @brief Initializes the Low Level portion of the Device driver.
* @param pdev: Device handle
* @retval USBD Status
*/
USBD_StatusTypeDef USBD_LL_Init (USBD_HandleTypeDef *pdev)
{
#if PLAT_USB_OTGFS
/* Init USB_IP */
if (pdev->id == DEVICE_FS) {
/* Link The driver to the stack */
hpcd_USB_FS.pData = pdev;
pdev->pData = &hpcd_USB_FS;
hpcd_USB_FS.Instance = USB_OTG_FS;
hpcd_USB_FS.Init.dev_endpoints = 4;
hpcd_USB_FS.Init.speed = PCD_SPEED_FULL;
hpcd_USB_FS.Init.dma_enable = DISABLE;
hpcd_USB_FS.Init.ep0_mps = DEP0CTL_MPS_8;
hpcd_USB_FS.Init.phy_itface = PCD_PHY_EMBEDDED;
hpcd_USB_FS.Init.Sof_enable = DISABLE;
hpcd_USB_FS.Init.low_power_enable = DISABLE;
hpcd_USB_FS.Init.lpm_enable = DISABLE;
hpcd_USB_FS.Init.vbus_sensing_enable = DISABLE;
hpcd_USB_FS.Init.use_dedicated_ep1 = DISABLE;
if (HAL_PCD_Init(&hpcd_USB_FS) != HAL_OK)
{
_Error_Handler(__FILE__, __LINE__);
}
// FIXME this is likely wrong
HAL_PCDEx_SetRxFiFo(&hpcd_USB_FS, 0x80);
HAL_PCDEx_SetTxFiFo(&hpcd_USB_FS, 0, 0x40); // EP0
HAL_PCDEx_SetTxFiFo(&hpcd_USB_FS, MSC_EPOUT_ADDR, 0x40);
HAL_PCDEx_SetTxFiFo(&hpcd_USB_FS, CDC_OUT_EP, 0x40);
// EP 3 is Rx only
}
#else
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/* Init USB_IP */
/* Link The driver to the stack */
hpcd_USB_FS.pData = pdev;
pdev->pData = &hpcd_USB_FS;
hpcd_USB_FS.Instance = USB;
hpcd_USB_FS.Init.dev_endpoints = 8;
hpcd_USB_FS.Init.speed = PCD_SPEED_FULL;
hpcd_USB_FS.Init.ep0_mps = DEP0CTL_MPS_8; // could be DEP0CTL_MPS_64
hpcd_USB_FS.Init.phy_itface = PCD_PHY_EMBEDDED;
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hpcd_USB_FS.Init.low_power_enable = DISABLE;
hpcd_USB_FS.Init.lpm_enable = DISABLE;
hpcd_USB_FS.Init.battery_charging_enable = DISABLE;
if (HAL_PCD_Init(&hpcd_USB_FS) != HAL_OK)
{
_Error_Handler(__FILE__, __LINE__);
}
uint32_t ptr = 0;
const int TOTAL_EPS = (USBD_NUM_ENDPOINTS*2+1);
HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x00 , PCD_SNG_BUF, ptr = TOTAL_EPS*8); // 64
HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x80 , PCD_SNG_BUF, ptr += 64); // 64
// MSC endpoints - EP1, two-way
HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , MSC_EPIN_ADDR , PCD_SNG_BUF, ptr += 64); // 64
HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , MSC_EPOUT_ADDR , PCD_SNG_BUF, ptr += 64); // 64
// CDC endpoints, EP2 two-way and EP3 in-only
HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , CDC_IN_EP , PCD_SNG_BUF, ptr += 64); // 64
HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , CDC_OUT_EP , PCD_SNG_BUF, ptr += 64); // 64
HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , CDC_CMD_EP , PCD_SNG_BUF, ptr += 16); // 16
(void)ptr;
#endif
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return USBD_OK;
}
#define HAL_TO_USB_STATUS(hal) ((hal)==HAL_OK?USBD_OK:(hal)==HAL_BUSY?USBD_BUSY:USBD_FAIL)
/**
* @brief De-Initializes the Low Level portion of the Device driver.
* @param pdev: Device handle
* @retval USBD Status
*/
USBD_StatusTypeDef USBD_LL_DeInit (USBD_HandleTypeDef *pdev)
{
HAL_StatusTypeDef hal_status = HAL_PCD_DeInit(pdev->pData);
return HAL_TO_USB_STATUS(hal_status);
}
/**
* @brief Starts the Low Level portion of the Device driver.
* @param pdev: Device handle
* @retval USBD Status
*/
USBD_StatusTypeDef USBD_LL_Start(USBD_HandleTypeDef *pdev)
{
HAL_StatusTypeDef hal_status = HAL_PCD_Start(pdev->pData);
return HAL_TO_USB_STATUS(hal_status);
}
/**
* @brief Stops the Low Level portion of the Device driver.
* @param pdev: Device handle
* @retval USBD Status
*/
USBD_StatusTypeDef USBD_LL_Stop (USBD_HandleTypeDef *pdev)
{
HAL_StatusTypeDef hal_status = HAL_PCD_Stop(pdev->pData);
return HAL_TO_USB_STATUS(hal_status);
}
/**
* @brief Opens an endpoint of the Low Level Driver.
* @param pdev: Device handle
* @param ep_addr: Endpoint Number
* @param ep_type: Endpoint Type
* @param ep_mps: Endpoint Max Packet Size
* @retval USBD Status
*/
USBD_StatusTypeDef USBD_LL_OpenEP (USBD_HandleTypeDef *pdev,
uint8_t ep_addr,
uint8_t ep_type,
uint16_t ep_mps)
{
HAL_StatusTypeDef hal_status = HAL_PCD_EP_Open(pdev->pData,
ep_addr,
ep_mps,
ep_type);
return HAL_TO_USB_STATUS(hal_status);
}
/**
* @brief Closes an endpoint of the Low Level Driver.
* @param pdev: Device handle
* @param ep_addr: Endpoint Number
* @retval USBD Status
*/
USBD_StatusTypeDef USBD_LL_CloseEP (USBD_HandleTypeDef *pdev, uint8_t ep_addr)
{
//trap("CloseEP noimpl"); // XXX This uses ~ 500 bytes, maybe could be disabled
HAL_StatusTypeDef hal_status = HAL_PCD_EP_Close(pdev->pData, ep_addr);
return HAL_TO_USB_STATUS(hal_status);
}
/**
* @brief Flushes an endpoint of the Low Level Driver.
* @param pdev: Device handle
* @param ep_addr: Endpoint Number
* @retval USBD Status
*/
USBD_StatusTypeDef USBD_LL_FlushEP (USBD_HandleTypeDef *pdev, uint8_t ep_addr)
{
HAL_StatusTypeDef hal_status = HAL_PCD_EP_Flush(pdev->pData, ep_addr);
return HAL_TO_USB_STATUS(hal_status);
}
/**
* @brief Sets a Stall condition on an endpoint of the Low Level Driver.
* @param pdev: Device handle
* @param ep_addr: Endpoint Number
* @retval USBD Status
*/
USBD_StatusTypeDef USBD_LL_StallEP (USBD_HandleTypeDef *pdev, uint8_t ep_addr)
{
HAL_StatusTypeDef hal_status = HAL_PCD_EP_SetStall(pdev->pData, ep_addr);
return HAL_TO_USB_STATUS(hal_status);
}
/**
* @brief Clears a Stall condition on an endpoint of the Low Level Driver.
* @param pdev: Device handle
* @param ep_addr: Endpoint Number
* @retval USBD Status
*/
USBD_StatusTypeDef USBD_LL_ClearStallEP (USBD_HandleTypeDef *pdev, uint8_t ep_addr)
{
HAL_StatusTypeDef hal_status = HAL_PCD_EP_ClrStall(pdev->pData, ep_addr);
return HAL_TO_USB_STATUS(hal_status);
}
/**
* @brief Returns Stall condition.
* @param pdev: Device handle
* @param ep_addr: Endpoint Number
* @retval Stall (1: Yes, 0: No)
*/
uint8_t USBD_LL_IsStallEP (USBD_HandleTypeDef *pdev, uint8_t ep_addr)
{
PCD_HandleTypeDef *hpcd = (PCD_HandleTypeDef*) pdev->pData;
if((ep_addr & 0x80) == 0x80)
{
return hpcd->IN_ep[ep_addr & 0x7F].is_stall;
}
else
{
return hpcd->OUT_ep[ep_addr & 0x7F].is_stall;
}
}
/**
* @brief Assigns a USB address to the device.
* @param pdev: Device handle
* @param ep_addr: Endpoint Number
* @retval USBD Status
*/
USBD_StatusTypeDef USBD_LL_SetUSBAddress (USBD_HandleTypeDef *pdev, uint8_t dev_addr)
{
HAL_StatusTypeDef hal_status = HAL_PCD_SetAddress(pdev->pData, dev_addr);
return HAL_TO_USB_STATUS(hal_status);
}
/**
* @brief Transmits data over an endpoint.
* @param pdev: Device handle
* @param ep_addr: Endpoint Number
* @param pbuf: Pointer to data to be sent
* @param size: Data size
* @retval USBD Status
*/
USBD_StatusTypeDef USBD_LL_Transmit (USBD_HandleTypeDef *pdev,
uint8_t ep_addr,
uint8_t *pbuf,
uint16_t size)
{
HAL_StatusTypeDef hal_status = HAL_PCD_EP_Transmit(pdev->pData, ep_addr, pbuf, size);
return HAL_TO_USB_STATUS(hal_status);
}
/**
* @brief Prepares an endpoint for reception.
* @param pdev: Device handle
* @param ep_addr: Endpoint Number
* @param pbuf: Pointer to data to be received
* @param size: Data size
* @retval USBD Status
*/
USBD_StatusTypeDef USBD_LL_PrepareReceive(USBD_HandleTypeDef *pdev,
uint8_t ep_addr,
uint8_t *pbuf,
uint16_t size)
{
HAL_StatusTypeDef hal_status = HAL_PCD_EP_Receive(pdev->pData, ep_addr, pbuf, size);
return HAL_TO_USB_STATUS(hal_status);
}
/**
* @brief Returns the last transfered packet size.
* @param pdev: Device handle
* @param ep_addr: Endpoint Number
* @retval Recived Data Size
*/
uint32_t USBD_LL_GetRxDataSize (USBD_HandleTypeDef *pdev, uint8_t ep_addr)
{
return HAL_PCD_EP_GetRxCount((PCD_HandleTypeDef*) pdev->pData, ep_addr);
}
#if (USBD_LPM_ENABLED == 1)
/**
* @brief HAL_PCDEx_LPM_Callback : Send LPM message to user layer
* @param hpcd: PCD handle
* @param msg: LPM message
* @retval HAL status
*/
void HAL_PCDEx_LPM_Callback(PCD_HandleTypeDef *hpcd, PCD_LPM_MsgTypeDef msg)
{
switch ( msg)
{
case PCD_LPM_L0_ACTIVE:
if (hpcd->Init.low_power_enable)
{
SystemClock_Config();
/* Reset SLEEPDEEP bit of Cortex System Control Register */
SCB->SCR &= (uint32_t)~((uint32_t)(SCB_SCR_SLEEPDEEP_Msk | SCB_SCR_SLEEPONEXIT_Msk));
}
__HAL_PCD_UNGATE_PHYCLOCK(hpcd);
USBD_LL_Resume(hpcd->pData);
break;
case PCD_LPM_L1_ACTIVE:
__HAL_PCD_GATE_PHYCLOCK(hpcd);
USBD_LL_Suspend(hpcd->pData);
/*Enter in STOP mode */
if (hpcd->Init.low_power_enable)
{
/* Set SLEEPDEEP bit and SleepOnExit of Cortex System Control Register */
SCB->SCR |= (uint32_t)((uint32_t)(SCB_SCR_SLEEPDEEP_Msk | SCB_SCR_SLEEPONEXIT_Msk));
}
break;
}
}
#endif
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/**
* @brief Delays routine for the USB Device Library.
* @param Delay: Delay in ms
* @retval None
*/
//void USBD_LL_Delay (uint32_t Delay)
//{
// HAL_Delay(Delay);
//}
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/**
* @brief static single allocation.
* @param size: size of allocated memory
* @retval None
*/
void *USBD_static_malloc(uint32_t size)
{
return malloc_ck(size);
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}
/**
* @brief Dummy memory free
* @param *p pointer to allocated memory address
* @retval None
*/
void USBD_static_free(void *p)
{
free_ck(p);
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}
/**
* @brief Software Device Connection
* @param hpcd: PCD handle
* @param state: connection state (0 : disconnected / 1: connected)
* @retval None
*/
void HAL_PCDEx_SetConnectionState(PCD_HandleTypeDef *hpcd, uint8_t state)
{
///* USER CODE BEGIN 5 */
// if (state == 1)
// {
// /* Configure Low Connection State */
//
// }
// else
// {
// /* Configure High Connection State */
//
// }
///* USER CODE END 5 */
}
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/