path: root/fw/src/usbd_conf.c

#include "stm32f0xx.h"
#include "stm32f0xx_hal.h"
#include "usbd_def.h"
#include "usbd_core.h"
#include "usbd_hid.h"

#include <stdbool.h>
#include <assert.h>


PCD_HandleTypeDef hpcd_USB_FS;

void HAL_PCDEx_SetConnectionState(PCD_HandleTypeDef *hpcd, uint8_t state);

void HAL_PCD_MspInit(PCD_HandleTypeDef* pcdHandle)
{
    __HAL_RCC_USB_CLK_ENABLE();

    HAL_NVIC_SetPriority(USB_IRQn, 1, 0);
    HAL_NVIC_EnableIRQ(USB_IRQn);
}

void HAL_PCD_MspDeInit(PCD_HandleTypeDef* pcdHandle)
{
    __HAL_RCC_USB_CLK_DISABLE();

    HAL_NVIC_DisableIRQ(USB_IRQn);
}

void HAL_PCD_SetupStageCallback(PCD_HandleTypeDef *hpcd)
{
    USBD_LL_SetupStage((USBD_HandleTypeDef*)hpcd->pData, (uint8_t *)hpcd->Setup);
}

void HAL_PCD_DataOutStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
{
    USBD_LL_DataOutStage((USBD_HandleTypeDef*)hpcd->pData, epnum, hpcd->OUT_ep[epnum].xfer_buff);
}

void HAL_PCD_DataInStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
{
    USBD_LL_DataInStage((USBD_HandleTypeDef*)hpcd->pData, epnum, hpcd->IN_ep[epnum].xfer_buff);
}

void HAL_PCD_SOFCallback(PCD_HandleTypeDef *hpcd)
{
    USBD_LL_SOF((USBD_HandleTypeDef*)hpcd->pData);
}

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, speed);

    /* 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);
    /* 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  Connect 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)
{
    /* 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 = EP_MPS_64;
    hpcd_USB_FS.Init.phy_itface = PCD_PHY_EMBEDDED;
    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__);
    }

    HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x00 , PCD_SNG_BUF, 0x18);
    HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x80 , PCD_SNG_BUF, 0x58);
    HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x81 , PCD_SNG_BUF, 0xC0);
    HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x01 , PCD_SNG_BUF, 0x110);
    HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x82 , PCD_SNG_BUF, 0x100);
    return USBD_OK;
}

/**
 * @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_OK;
    USBD_StatusTypeDef usb_status = USBD_OK;

    hal_status = HAL_PCD_DeInit(pdev->pData);

    switch (hal_status) {
        case HAL_OK :
            usb_status = USBD_OK;
            break;
        case HAL_ERROR :
            usb_status = USBD_FAIL;
            break;
        case HAL_BUSY :
            usb_status = USBD_BUSY;
            break;
        case HAL_TIMEOUT :
            usb_status = USBD_FAIL;
            break;
        default :
            usb_status = USBD_FAIL;
            break;
    }
    return usb_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_OK;
    USBD_StatusTypeDef usb_status = USBD_OK;

    hal_status = HAL_PCD_Start(pdev->pData);

    switch (hal_status) {
        case HAL_OK :
            usb_status = USBD_OK;
            break;
        case HAL_ERROR :
            usb_status = USBD_FAIL;
            break;
        case HAL_BUSY :
            usb_status = USBD_BUSY;
            break;
        case HAL_TIMEOUT :
            usb_status = USBD_FAIL;
            break;
        default :
            usb_status = USBD_FAIL;
            break;
    }
    return usb_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_OK;
    USBD_StatusTypeDef usb_status = USBD_OK;

    hal_status = HAL_PCD_Stop(pdev->pData);

    switch (hal_status) {
        case HAL_OK :
            usb_status = USBD_OK;
            break;
        case HAL_ERROR :
            usb_status = USBD_FAIL;
            break;
        case HAL_BUSY :
            usb_status = USBD_BUSY;
            break;
        case HAL_TIMEOUT :
            usb_status = USBD_FAIL;
            break;
        default :
            usb_status = USBD_FAIL;
            break;
    }
    return usb_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_OK;
    USBD_StatusTypeDef usb_status = USBD_OK;

    hal_status = HAL_PCD_EP_Open(pdev->pData, ep_addr, ep_mps, ep_type);

    switch (hal_status) {
        case HAL_OK :
            usb_status = USBD_OK;
            break;
        case HAL_ERROR :
            usb_status = USBD_FAIL;
            break;
        case HAL_BUSY :
            usb_status = USBD_BUSY;
            break;
        case HAL_TIMEOUT :
            usb_status = USBD_FAIL;
            break;
        default :
            usb_status = USBD_FAIL;
            break;
    }
    return usb_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)
{
    HAL_StatusTypeDef hal_status = HAL_OK;
    USBD_StatusTypeDef usb_status = USBD_OK;

    hal_status = HAL_PCD_EP_Close(pdev->pData, ep_addr);

    switch (hal_status) {
        case HAL_OK :
            usb_status = USBD_OK;
            break;
        case HAL_ERROR :
            usb_status = USBD_FAIL;
            break;
        case HAL_BUSY :
            usb_status = USBD_BUSY;
            break;
        case HAL_TIMEOUT :
            usb_status = USBD_FAIL;
            break;
        default :
            usb_status = USBD_FAIL;
            break;
    }
    return usb_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_OK;
    USBD_StatusTypeDef usb_status = USBD_OK;

    hal_status = HAL_PCD_EP_Flush(pdev->pData, ep_addr);

    switch (hal_status) {
        case HAL_OK :
            usb_status = USBD_OK;
            break;
        case HAL_ERROR :
            usb_status = USBD_FAIL;
            break;
        case HAL_BUSY :
            usb_status = USBD_BUSY;
            break;
        case HAL_TIMEOUT :
            usb_status = USBD_FAIL;
            break;
        default :
            usb_status = USBD_FAIL;
            break;
    }
    return usb_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_OK;
    USBD_StatusTypeDef usb_status = USBD_OK;

    hal_status = HAL_PCD_EP_SetStall(pdev->pData, ep_addr);

    switch (hal_status) {
        case HAL_OK :
            usb_status = USBD_OK;
            break;
        case HAL_ERROR :
            usb_status = USBD_FAIL;
            break;
        case HAL_BUSY :
            usb_status = USBD_BUSY;
            break;
        case HAL_TIMEOUT :
            usb_status = USBD_FAIL;
            break;
        default :
            usb_status = USBD_FAIL;
            break;
    }
    return usb_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_OK;
    USBD_StatusTypeDef usb_status = USBD_OK;

    hal_status = HAL_PCD_EP_ClrStall(pdev->pData, ep_addr);

    switch (hal_status) {
        case HAL_OK :
            usb_status = USBD_OK;
            break;
        case HAL_ERROR :
            usb_status = USBD_FAIL;
            break;
        case HAL_BUSY :
            usb_status = USBD_BUSY;
            break;
        case HAL_TIMEOUT :
            usb_status = USBD_FAIL;
            break;
        default :
            usb_status = USBD_FAIL;
            break;
    }
    return usb_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  dev_addr: Device address
 * @retval USBD status
 */
USBD_StatusTypeDef USBD_LL_SetUSBAddress(USBD_HandleTypeDef *pdev, uint8_t dev_addr)
{
    HAL_StatusTypeDef hal_status = HAL_OK;
    USBD_StatusTypeDef usb_status = USBD_OK;

    hal_status = HAL_PCD_SetAddress(pdev->pData, dev_addr);

    switch (hal_status) {
        case HAL_OK :
            usb_status = USBD_OK;
            break;
        case HAL_ERROR :
            usb_status = USBD_FAIL;
            break;
        case HAL_BUSY :
            usb_status = USBD_BUSY;
            break;
        case HAL_TIMEOUT :
            usb_status = USBD_FAIL;
            break;
        default :
            usb_status = USBD_FAIL;
            break;
    }
    return usb_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, uint32_t size)
{
    HAL_StatusTypeDef hal_status = HAL_OK;
    USBD_StatusTypeDef usb_status = USBD_OK;

    hal_status = HAL_PCD_EP_Transmit(pdev->pData, ep_addr, pbuf, size);

    switch (hal_status) {
        case HAL_OK :
            usb_status = USBD_OK;
            break;
        case HAL_ERROR :
            usb_status = USBD_FAIL;
            break;
        case HAL_BUSY :
            usb_status = USBD_BUSY;
            break;
        case HAL_TIMEOUT :
            usb_status = USBD_FAIL;
            break;
        default :
            usb_status = USBD_FAIL;
            break;
    }
    return usb_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, uint32_t size)
{
    HAL_StatusTypeDef hal_status = HAL_OK;
    USBD_StatusTypeDef usb_status = USBD_OK;

    hal_status = HAL_PCD_EP_Receive(pdev->pData, ep_addr, pbuf, size);

    switch (hal_status) {
        case HAL_OK :
            usb_status = USBD_OK;
            break;
        case HAL_ERROR :
            usb_status = USBD_FAIL;
            break;
        case HAL_BUSY :
            usb_status = USBD_BUSY;
            break;
        case HAL_TIMEOUT :
            usb_status = USBD_FAIL;
            break;
        default :
            usb_status = USBD_FAIL;
            break;
    }
    return usb_status;
}

uint32_t USBD_LL_GetRxDataSize(USBD_HandleTypeDef *pdev, uint8_t ep_addr)
{
    return HAL_PCD_EP_GetRxCount((PCD_HandleTypeDef*) pdev->pData, ep_addr);
}

void USBD_LL_Delay(uint32_t Delay /* ms */)
{
    HAL_Delay(Delay);
}

static USBD_HID_HandleTypeDef *static_hid_handle;
static bool static_hid_handle_allocated = false;

void *USBD_static_malloc(uint32_t size)
{
    assert(!static_hid_handle_allocated);
    static_hid_handle_allocated = true;
    return static_hid_handle;
}

void USBD_static_free(void *p)
{
    assert(static_hid_handle_allocated);
    static_hid_handle_allocated = false;
}