/**
* @brief Initialize the host driver
* @param hhcd : HCD handle
* @retval HAL state
*/
HAL_StatusTypeDef HAL_HCD_Init(HCD_HandleTypeDef *hhcd)
{
/* Check the HCD handle allocation */
if(hhcd == NULL)
{
return HAL_ERROR;
}
/* Check the parameters */
assert_param(IS_HCD_ALL_INSTANCE(hhcd->Instance));
hhcd->State = HCD_BUSY;
/* Init the low level hardware : GPIO, CLOCK, NVIC... */
HAL_HCD_MspInit(hhcd);
/* Disable the Interrupts */
__HAL_HCD_DISABLE(hhcd);
/*Init the Core (common init.) */
USB_CoreInit(hhcd->Instance, hhcd->Init);
/* Force Host Mode*/
USB_SetCurrentMode(hhcd->Instance , USB_OTG_HOST_MODE);
/* Init Host */
USB_HostInit(hhcd->Instance, hhcd->Init);
hhcd->State= HCD_READY;
return HAL_OK;
}
static void USB_HostApplicationInit(void)
{
usb_status_t status = kStatus_USB_Success;
IRQn_Type usbIrq;
#if ((defined USB_HOST_CONFIG_KHCI) && (USB_HOST_CONFIG_KHCI))
IRQn_Type usbFsIrqs[] = USB_IRQS;
usbIrq = usbFsIrqs[CONTROLLER_ID - kUSB_ControllerKhci0];
CLOCK_EnableUsbfs0Clock(kCLOCK_UsbSrcPll0, CLOCK_GetFreq(kCLOCK_PllFllSelClk));
#endif /* USB_HOST_CONFIG_KHCI */
#if ((defined USB_HOST_CONFIG_EHCI) && (USB_HOST_CONFIG_EHCI))
IRQn_Type usbHsIrqs[] = USBHS_IRQS;
usbIrq = usbHsIrqs[CONTROLLER_ID - kUSB_ControllerEhci0];
CLOCK_EnableUsbhs0Clock(kCLOCK_UsbSrcPll0, CLOCK_GetFreq(kCLOCK_PllFllSelClk));
USB_EhciPhyInit(CONTROLLER_ID, BOARD_XTAL0_CLK_HZ);
#endif /* USB_HOST_CONFIG_EHCI */
#if ((defined FSL_FEATURE_SOC_MPU_COUNT) && (FSL_FEATURE_SOC_MPU_COUNT))
MPU_Enable(MPU, 0);
#endif /* FSL_FEATURE_SOC_MPU_COUNT */
status = USB_HostInit(CONTROLLER_ID, &g_HostHandle, USB_HostEvent);
if (status != kStatus_USB_Success)
{
usb_echo("host init error\r\n");
return;
}
NVIC_SetPriority(usbIrq, USB_HOST_INTERRUPT_PRIORITY);
NVIC_EnableIRQ(usbIrq);
usb_echo("host init done\r\n");
}
/*!
* @brief app initialization.
*/
void APP_init(void)
{
usb_status_t status = kStatus_USB_Success;
IRQn_Type usb_irq;
usb_uartConfiguration uartConfiguration;
g_xfer.buffer = (uint8_t *)&usbRecvUart[0];
g_xfer.size = USB_HOST_CDC_UART_RX_MAX_LEN;
USB_UartGetDefaultConfiguratoion(&uartConfiguration);
uartConfiguration.baudRate_Bps = BOARD_DEBUG_UART_BAUDRATE;
uartConfiguration.enableTx = true;
uartConfiguration.enableRx = true;
USB_UartInit((USB_UartType *)BOARD_DEBUG_UART_BASEADDR, &uartConfiguration, CLOCK_GetFreq(BOARD_DEBUG_UART_CLKSRC));
USB_UartCreateHandle((USB_UartType *)BOARD_DEBUG_UART_BASEADDR, &g_UartHandle, UART_UserCallback, NULL);
USB_UartReceiveDataIRQ((USB_UartType *)BOARD_DEBUG_UART_BASEADDR, &g_UartHandle, &g_xfer, NULL);
g_AttachFlag = 0;
USB_HostCdcInitBuffer();
#if ((defined USB_HOST_CONFIG_KHCI) && (USB_HOST_CONFIG_KHCI))
IRQn_Type usb_fs_irqs[] = USB_IRQS;
usb_irq = usb_fs_irqs[CONTROLLER_ID - kUSB_ControllerKhci0];
CLOCK_EnableUsbfs0Clock(kCLOCK_UsbSrcPll0, CLOCK_GetFreq(kCLOCK_PllFllSelClk));
#endif
#if ((defined USB_HOST_CONFIG_EHCI) && (USB_HOST_CONFIG_EHCI))
IRQn_Type usb_hs_irqs[] = USBHS_IRQS;
usb_irq = usb_hs_irqs[CONTROLLER_ID - kUSB_ControllerEhci0];
CLOCK_EnableUsbhs0Clock(kCLOCK_UsbSrcPll0, CLOCK_GetFreq(kCLOCK_PllFllSelClk));
USB_EhciPhyInit(CONTROLLER_ID, BOARD_XTAL0_CLK_HZ);
#endif
#if ((defined FSL_FEATURE_SOC_MPU_COUNT) && (FSL_FEATURE_SOC_MPU_COUNT))
MPU_Enable(MPU, 0);
#endif /* FSL_FEATURE_SOC_MPU_COUNT */
status = USB_HostInit(CONTROLLER_ID, &g_hostHandle, USB_HostEvent);
if (status != kStatus_USB_Success)
{
usb_echo("host init error\r\n");
return;
}
NVIC_SetPriority(usb_irq, USB_HOST_INTERRUPT_PRIORITY);
NVIC_EnableIRQ(usb_irq);
usb_echo("host init done\r\n");
usb_echo("This example requires that the CDC device uses Hardware flow\r\n");
usb_echo(
"if the device does't support it, please set USB_HOST_UART_SUPPORT_HW_FLOW to zero and rebuild this "
"project\r\n");
usb_echo("Type strings, then the string\r\n");
usb_echo("will be echoed back from the device\r\n");
}
