485 lines
18 KiB
C
485 lines
18 KiB
C
/*
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* Copyright (c) 2015 - 2016, Freescale Semiconductor, Inc.
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* Copyright 2016 - 2017 NXP
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* All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include <stdio.h>
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#include <stdlib.h>
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/*${standard_header_anchor}*/
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#include "usb_device_config.h"
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#include "usb.h"
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#include "usb_device.h"
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#include "usb_device_class.h"
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#include "usb_device_hid.h"
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#include "usb_device_ch9.h"
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#include "usb_device_descriptor.h"
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#include "hid_generic.h"
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#include "fsl_device_registers.h"
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#include "fsl_debug_console.h"
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#include "pin_mux.h"
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#include "clock_config.h"
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#include "board.h"
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#if (defined(FSL_FEATURE_SOC_SYSMPU_COUNT) && (FSL_FEATURE_SOC_SYSMPU_COUNT > 0U))
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#include "fsl_sysmpu.h"
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#endif /* FSL_FEATURE_SOC_SYSMPU_COUNT */
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#if ((defined FSL_FEATURE_SOC_USBPHY_COUNT) && (FSL_FEATURE_SOC_USBPHY_COUNT > 0U))
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#include "usb_phy.h"
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#endif
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/*******************************************************************************
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* Definitions
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******************************************************************************/
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/*******************************************************************************
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* Prototypes
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******************************************************************************/
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void BOARD_InitHardware(void);
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void USB_DeviceClockInit(void);
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void USB_DeviceIsrEnable(void);
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#if USB_DEVICE_CONFIG_USE_TASK
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void USB_DeviceTaskFn(void *deviceHandle);
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#endif
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static usb_status_t USB_DeviceHidGenericCallback(class_handle_t handle, uint32_t event, void *param);
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static usb_status_t USB_DeviceCallback(usb_device_handle handle, uint32_t event, void *param);
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static void USB_DeviceApplicationInit(void);
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/*******************************************************************************
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* Variables
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******************************************************************************/
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USB_DMA_NONINIT_DATA_ALIGN(USB_DATA_ALIGN_SIZE)
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static uint32_t s_GenericBuffer0[USB_HID_GENERIC_OUT_BUFFER_LENGTH >> 2];
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USB_DMA_NONINIT_DATA_ALIGN(USB_DATA_ALIGN_SIZE)
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static uint32_t s_GenericBuffer1[USB_HID_GENERIC_OUT_BUFFER_LENGTH >> 2];
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usb_hid_generic_struct_t g_UsbDeviceHidGeneric;
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extern usb_device_class_struct_t g_UsbDeviceHidGenericConfig;
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/* Set class configurations */
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usb_device_class_config_struct_t g_UsbDeviceHidConfig[1] = {{
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USB_DeviceHidGenericCallback, /* HID generic class callback pointer */
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(class_handle_t)NULL, /* The HID class handle, This field is set by USB_DeviceClassInit */
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&g_UsbDeviceHidGenericConfig, /* The HID mouse configuration, including class code, subcode, and protocol, class
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type,
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transfer type, endpoint address, max packet size, etc.*/
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}};
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/* Set class configuration list */
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usb_device_class_config_list_struct_t g_UsbDeviceHidConfigList = {
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g_UsbDeviceHidConfig, /* Class configurations */
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USB_DeviceCallback, /* Device callback pointer */
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1U, /* Class count */
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};
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/*******************************************************************************
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* Code
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******************************************************************************/
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void USB_OTG1_IRQHandler(void)
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{
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USB_DeviceEhciIsrFunction(g_UsbDeviceHidGeneric.deviceHandle);
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}
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void USB_OTG2_IRQHandler(void)
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{
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USB_DeviceEhciIsrFunction(g_UsbDeviceHidGeneric.deviceHandle);
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}
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void USB_DeviceClockInit(void)
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{
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usb_phy_config_struct_t phyConfig = {
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BOARD_USB_PHY_D_CAL,
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BOARD_USB_PHY_TXCAL45DP,
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BOARD_USB_PHY_TXCAL45DM,
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};
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if (CONTROLLER_ID == kUSB_ControllerEhci0)
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{
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CLOCK_EnableUsbhs0PhyPllClock(kCLOCK_Usbphy480M, 480000000U);
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CLOCK_EnableUsbhs0Clock(kCLOCK_Usb480M, 480000000U);
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}
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else
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{
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CLOCK_EnableUsbhs1PhyPllClock(kCLOCK_Usbphy480M, 480000000U);
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CLOCK_EnableUsbhs1Clock(kCLOCK_Usb480M, 480000000U);
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}
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USB_EhciPhyInit(CONTROLLER_ID, BOARD_XTAL0_CLK_HZ, &phyConfig);
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}
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void USB_DeviceIsrEnable(void)
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{
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uint8_t irqNumber;
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uint8_t usbDeviceEhciIrq[] = USBHS_IRQS;
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irqNumber = usbDeviceEhciIrq[CONTROLLER_ID - kUSB_ControllerEhci0];
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/* Install isr, set priority, and enable IRQ. */
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NVIC_SetPriority((IRQn_Type)irqNumber, USB_DEVICE_INTERRUPT_PRIORITY);
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EnableIRQ((IRQn_Type)irqNumber);
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}
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#if USB_DEVICE_CONFIG_USE_TASK
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void USB_DeviceTaskFn(void *deviceHandle)
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{
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USB_DeviceEhciTaskFunction(deviceHandle);
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}
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#endif
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/* The hid class callback */
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static usb_status_t USB_DeviceHidGenericCallback(class_handle_t handle, uint32_t event, void *param)
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{
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usb_status_t error = kStatus_USB_InvalidRequest;
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#if (defined(USB_DEVICE_CONFIG_ROOT2_TEST) && (USB_DEVICE_CONFIG_ROOT2_TEST > 0U))
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usb_device_endpoint_callback_message_struct_t *ep_cb_param;
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ep_cb_param = (usb_device_endpoint_callback_message_struct_t *)param;
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#endif
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switch (event)
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{
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case kUSB_DeviceHidEventSendResponse:
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error = kStatus_USB_Success;
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break;
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case kUSB_DeviceHidEventRecvResponse:
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if (g_UsbDeviceHidGeneric.attach
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#if (defined(USB_DEVICE_CONFIG_ROOT2_TEST) && (USB_DEVICE_CONFIG_ROOT2_TEST > 0U))
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&& (ep_cb_param->length != (USB_CANCELLED_TRANSFER_LENGTH))
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#endif
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)
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{
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USB_DeviceHidSend(g_UsbDeviceHidGeneric.hidHandle, USB_HID_GENERIC_ENDPOINT_IN,
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(uint8_t *)&g_UsbDeviceHidGeneric.buffer[g_UsbDeviceHidGeneric.bufferIndex][0],
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USB_HID_GENERIC_OUT_BUFFER_LENGTH);
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g_UsbDeviceHidGeneric.bufferIndex ^= 1U;
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return USB_DeviceHidRecv(g_UsbDeviceHidGeneric.hidHandle, USB_HID_GENERIC_ENDPOINT_OUT,
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(uint8_t *)&g_UsbDeviceHidGeneric.buffer[g_UsbDeviceHidGeneric.bufferIndex][0],
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USB_HID_GENERIC_OUT_BUFFER_LENGTH);
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}
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break;
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case kUSB_DeviceHidEventGetReport:
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case kUSB_DeviceHidEventSetReport:
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case kUSB_DeviceHidEventRequestReportBuffer:
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break;
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case kUSB_DeviceHidEventGetIdle:
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case kUSB_DeviceHidEventGetProtocol:
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case kUSB_DeviceHidEventSetIdle:
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case kUSB_DeviceHidEventSetProtocol:
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error = kStatus_USB_Success;
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break;
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default:
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break;
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}
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return error;
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}
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/* The device callback */
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static usb_status_t USB_DeviceCallback(usb_device_handle handle, uint32_t event, void *param)
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{
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usb_status_t error = kStatus_USB_InvalidRequest;
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uint8_t *temp8 = (uint8_t *)param;
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uint16_t *temp16 = (uint16_t *)param;
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switch (event)
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{
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case kUSB_DeviceEventBusReset:
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{
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/* USB bus reset signal detected */
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g_UsbDeviceHidGeneric.attach = 0U;
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g_UsbDeviceHidGeneric.currentConfiguration = 0U;
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error = kStatus_USB_Success;
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#if (defined(USB_DEVICE_CONFIG_EHCI) && (USB_DEVICE_CONFIG_EHCI > 0U)) || \
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(defined(USB_DEVICE_CONFIG_LPCIP3511HS) && (USB_DEVICE_CONFIG_LPCIP3511HS > 0U))
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/* Get USB speed to configure the device, including max packet size and interval of the endpoints. */
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if (kStatus_USB_Success == USB_DeviceClassGetSpeed(CONTROLLER_ID, &g_UsbDeviceHidGeneric.speed))
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{
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USB_DeviceSetSpeed(handle, g_UsbDeviceHidGeneric.speed);
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}
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#endif
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}
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break;
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case kUSB_DeviceEventSetConfiguration:
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if (0U == (*temp8))
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{
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g_UsbDeviceHidGeneric.attach = 0U;
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g_UsbDeviceHidGeneric.currentConfiguration = 0U;
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error = kStatus_USB_Success;
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}
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else if (USB_HID_GENERIC_CONFIGURE_INDEX == (*temp8))
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{
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/* Set device configuration request */
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g_UsbDeviceHidGeneric.attach = 1U;
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g_UsbDeviceHidGeneric.currentConfiguration = *temp8;
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error =
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USB_DeviceHidRecv(g_UsbDeviceHidGeneric.hidHandle, USB_HID_GENERIC_ENDPOINT_OUT,
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(uint8_t *)&g_UsbDeviceHidGeneric.buffer[g_UsbDeviceHidGeneric.bufferIndex][0],
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USB_HID_GENERIC_OUT_BUFFER_LENGTH);
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}
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else
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{
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/* no action required, the default return value is kStatus_USB_InvalidRequest. */
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}
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break;
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case kUSB_DeviceEventSetInterface:
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if (g_UsbDeviceHidGeneric.attach)
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{
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/* Set device interface request */
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uint8_t interface = (uint8_t)((*temp16 & 0xFF00U) >> 0x08U);
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uint8_t alternateSetting = (uint8_t)(*temp16 & 0x00FFU);
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#if (defined(USB_DEVICE_CONFIG_ROOT2_TEST) && (USB_DEVICE_CONFIG_ROOT2_TEST > 0U))
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/* If a device only supports a default setting for the specified interface, then a STALL may
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be returned in the Status stage of the request. */
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if (1U == USB_HID_GENERIC_INTERFACE_ALTERNATE_COUNT)
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{
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return kStatus_USB_InvalidRequest;
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}
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else if (interface < USB_HID_GENERIC_INTERFACE_COUNT)
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#else
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if (interface < USB_HID_GENERIC_INTERFACE_COUNT)
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#endif
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{
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if (alternateSetting < USB_HID_GENERIC_INTERFACE_ALTERNATE_COUNT)
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{
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g_UsbDeviceHidGeneric.currentInterfaceAlternateSetting[interface] = alternateSetting;
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if (alternateSetting == USB_HID_GENERIC_INTERFACE_ALTERNATE_0)
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{
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error = USB_DeviceHidRecv(
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g_UsbDeviceHidGeneric.hidHandle, USB_HID_GENERIC_ENDPOINT_OUT,
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(uint8_t *)&g_UsbDeviceHidGeneric.buffer[g_UsbDeviceHidGeneric.bufferIndex][0],
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USB_HID_GENERIC_OUT_BUFFER_LENGTH);
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}
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}
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}
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#if (defined(USB_DEVICE_CONFIG_ROOT2_TEST) && (USB_DEVICE_CONFIG_ROOT2_TEST > 0U))
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else
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{
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/* no action */
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}
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#endif
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}
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break;
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case kUSB_DeviceEventGetConfiguration:
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if (param)
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{
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/* Get current configuration request */
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*temp8 = g_UsbDeviceHidGeneric.currentConfiguration;
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error = kStatus_USB_Success;
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}
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break;
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case kUSB_DeviceEventGetInterface:
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if (param)
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{
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/* Get current alternate setting of the interface request */
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uint8_t interface = (uint8_t)((*temp16 & 0xFF00U) >> 0x08U);
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#if (defined(USB_DEVICE_CONFIG_ROOT2_TEST) && (USB_DEVICE_CONFIG_ROOT2_TEST > 0U))
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/* If a device only supports a default setting for the specified interface, then a STALL may
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be returned in the Status stage of the request. */
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if (1U == USB_HID_GENERIC_INTERFACE_ALTERNATE_COUNT)
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{
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return kStatus_USB_InvalidRequest;
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}
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else if (interface < USB_HID_GENERIC_INTERFACE_COUNT)
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{
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*temp16 = (*temp16 & 0xFF00U) | g_UsbDeviceHidGeneric.currentInterfaceAlternateSetting[interface];
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error = kStatus_USB_Success;
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}
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else
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{
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/* no action */
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}
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#else
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if (interface < USB_HID_GENERIC_INTERFACE_COUNT)
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{
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*temp16 = (*temp16 & 0xFF00U) | g_UsbDeviceHidGeneric.currentInterfaceAlternateSetting[interface];
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error = kStatus_USB_Success;
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}
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#endif
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}
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break;
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case kUSB_DeviceEventGetDeviceDescriptor:
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if (param)
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{
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/* Get device descriptor request */
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error = USB_DeviceGetDeviceDescriptor(handle, (usb_device_get_device_descriptor_struct_t *)param);
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}
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break;
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case kUSB_DeviceEventGetConfigurationDescriptor:
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if (param)
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{
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/* Get device configuration descriptor request */
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error = USB_DeviceGetConfigurationDescriptor(handle,
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(usb_device_get_configuration_descriptor_struct_t *)param);
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}
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break;
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#if (defined(USB_DEVICE_CONFIG_CV_TEST) && (USB_DEVICE_CONFIG_CV_TEST > 0U))
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case kUSB_DeviceEventGetDeviceQualifierDescriptor:
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if (param)
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{
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/* Get device descriptor request */
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error = USB_DeviceGetDeviceQualifierDescriptor(
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handle, (usb_device_get_device_qualifier_descriptor_struct_t *)param);
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}
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break;
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#endif
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case kUSB_DeviceEventGetStringDescriptor:
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if (param)
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{
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/* Get device string descriptor request */
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error = USB_DeviceGetStringDescriptor(handle, (usb_device_get_string_descriptor_struct_t *)param);
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}
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break;
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case kUSB_DeviceEventGetHidDescriptor:
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if (param)
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{
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/* Get hid descriptor request */
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error = USB_DeviceGetHidDescriptor(handle, (usb_device_get_hid_descriptor_struct_t *)param);
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}
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break;
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case kUSB_DeviceEventGetHidReportDescriptor:
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if (param)
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{
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/* Get hid report descriptor request */
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error =
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USB_DeviceGetHidReportDescriptor(handle, (usb_device_get_hid_report_descriptor_struct_t *)param);
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}
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break;
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case kUSB_DeviceEventGetHidPhysicalDescriptor:
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if (param)
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{
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/* Get hid physical descriptor request */
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error = USB_DeviceGetHidPhysicalDescriptor(handle,
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(usb_device_get_hid_physical_descriptor_struct_t *)param);
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}
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break;
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#if (defined(USB_DEVICE_CONFIG_ROOT2_TEST) && (USB_DEVICE_CONFIG_ROOT2_TEST > 0U))
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#if ((defined(USB_DEVICE_CONFIG_REMOTE_WAKEUP)) && (USB_DEVICE_CONFIG_REMOTE_WAKEUP > 0U))
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case kUSB_DeviceEventSetRemoteWakeup:
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if (param)
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{
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g_UsbDeviceHidGeneric.remoteWakeup = *temp8;
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error = kStatus_USB_Success;
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}
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break;
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#endif
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#endif
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default:
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break;
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}
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return error;
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}
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static void USB_DeviceApplicationInit(void)
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{
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USB_DeviceClockInit();
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#if (defined(FSL_FEATURE_SOC_SYSMPU_COUNT) && (FSL_FEATURE_SOC_SYSMPU_COUNT > 0U))
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SYSMPU_Enable(SYSMPU, 0);
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#endif /* FSL_FEATURE_SOC_SYSMPU_COUNT */
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/* Set HID generic to default state */
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g_UsbDeviceHidGeneric.speed = USB_SPEED_FULL;
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g_UsbDeviceHidGeneric.attach = 0U;
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g_UsbDeviceHidGeneric.hidHandle = (class_handle_t)NULL;
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g_UsbDeviceHidGeneric.deviceHandle = NULL;
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g_UsbDeviceHidGeneric.buffer[0] = (uint8_t *)&s_GenericBuffer0[0];
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g_UsbDeviceHidGeneric.buffer[1] = (uint8_t *)&s_GenericBuffer1[0];
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/* Initialize the usb stack and class drivers */
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if (kStatus_USB_Success !=
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USB_DeviceClassInit(CONTROLLER_ID, &g_UsbDeviceHidConfigList, &g_UsbDeviceHidGeneric.deviceHandle))
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{
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usb_echo("USB device HID generic failed\r\n");
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return;
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}
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else
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{
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usb_echo("USB device HID generic demo\r\n");
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/* Get the HID mouse class handle */
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g_UsbDeviceHidGeneric.hidHandle = g_UsbDeviceHidConfigList.config->classHandle;
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}
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USB_DeviceIsrEnable();
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/* Start USB device HID generic */
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/*Add one delay here to make the DP pull down long enough to allow host to detect the previous disconnection.*/
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SDK_DelayAtLeastUs(5000, SDK_DEVICE_MAXIMUM_CPU_CLOCK_FREQUENCY);
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USB_DeviceRun(g_UsbDeviceHidGeneric.deviceHandle);
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}
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#if defined(USB_DEVICE_CONFIG_USE_TASK) && (USB_DEVICE_CONFIG_USE_TASK > 0)
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void USB_DeviceTask(void *handle)
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{
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while (1U)
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{
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USB_DeviceTaskFn(handle);
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}
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}
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#endif
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void APP_task(void *handle)
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{
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USB_DeviceApplicationInit();
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#if USB_DEVICE_CONFIG_USE_TASK
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if (g_UsbDeviceHidGeneric.deviceHandle)
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{
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if (xTaskCreate(USB_DeviceTask, /* pointer to the task */
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"usb device task", /* task name for kernel awareness debugging */
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5000L / sizeof(portSTACK_TYPE), /* task stack size */
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g_UsbDeviceHidGeneric.deviceHandle, /* optional task startup argument */
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5U, /* initial priority */
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&g_UsbDeviceHidGeneric.deviceTaskHandle /* optional task handle to create */
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) != pdPASS)
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{
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usb_echo("usb device task create failed!\r\n");
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return;
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}
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}
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#endif
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while (1U)
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{
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}
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}
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#if defined(__CC_ARM) || (defined(__ARMCC_VERSION)) || defined(__GNUC__)
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int main(void)
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#else
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void main(void)
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#endif
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{
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BOARD_ConfigMPU();
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BOARD_InitBootPins();
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BOARD_InitBootClocks();
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BOARD_InitDebugConsole();
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if (xTaskCreate(APP_task, /* pointer to the task */
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"app task", /* task name for kernel awareness debugging */
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5000L / sizeof(portSTACK_TYPE), /* task stack size */
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&g_UsbDeviceHidGeneric, /* optional task startup argument */
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4U, /* initial priority */
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&g_UsbDeviceHidGeneric.applicationTaskHandle /* optional task handle to create */
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) != pdPASS)
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{
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usb_echo("app task create failed!\r\n");
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#if (defined(__CC_ARM) || (defined(__ARMCC_VERSION)) || defined(__GNUC__))
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return 1U;
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#else
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return;
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#endif
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}
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vTaskStartScheduler();
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|
|
#if (defined(__CC_ARM) || (defined(__ARMCC_VERSION)) || defined(__GNUC__))
|
|
return 1U;
|
|
#endif
|
|
}
|