usbh_core.c File Reference

M4521 MCU USB Host Library core. More...

#include <stdio.h>
#include <string.h>
#include "M4521.h"
#include "usbh_core.h"
#include "usbh_ohci.h"

Include dependency graph for usbh_core.c:

Go to the source code of this file.

Macros
#define	GET_TIMEOUT   1000
#define	SET_TIMEOUT   100

Functions
int32_t	USBH_RegisterDriver (USB_DRIVER_T *new_driver)
	Register a device driver to USB Host Core driver. More...
int32_t	USBH_SubmitUrb (URB_T *urb)
	Submit an URB to USB core for transfer data. More...
int32_t	USBH_UnlinkUrb (URB_T *urb)
	Cancel an URB which has been submit to USB core. More...
static void	ctrl_msg_complete (URB_T *urb)
static int	get_ctrl_msg_signal ()
static void	clr_ctrl_msg_signal ()
static int	usb_start_wait_urb (URB_T *urb, int timeout, int *actual_length)
static int	usb_internal_control_msg (USB_DEV_T *usb_dev, uint32_t pipe, DEV_REQ_T *cmd, void *data, int len, int timeout)
int32_t	USBH_SendCtrlMsg (USB_DEV_T *dev, uint32_t pipe, uint8_t request, uint8_t requesttype, uint16_t value, uint16_t index, void *data, uint16_t size, int timeout)
	Execute a control transfer. More...
int32_t	USBH_SendBulkMsg (USB_DEV_T *usb_dev, uint32_t pipe, void *data, int len, int *actual_length, int timeout)
	Execute a bulk transfer. More...
int32_t	USBH_GetDescriptor (USB_DEV_T *dev, uint8_t type, uint8_t index, void *buf, int size)
	Get a descriptor from device. More...
int32_t	USBH_ClearHalt (USB_DEV_T *dev, int pipe)
	Clear the halt state of an endpoint. More...
int32_t	USBH_SetInterface (USB_DEV_T *dev, char interface, char alternate)
	Set USB device interface. More...
int32_t	USBH_SetConfiguration (USB_DEV_T *dev, int configuration)
	Select USB device configuration. More...
static int	usbh_settle_configuration (USB_DEV_T *dev)
int32_t	USBH_Open (void)
	Open USB Host controller function. More...
int32_t	USBH_Close (void)
	Disable USB Host controller function. More...
int32_t	USBH_Suspend (void)
	Suspend USB Host Controller and devices. More...
int32_t	USBH_Resume (void)
	Resume USB Host controller and devices. More...

Variables
static volatile int	_Event_UrbCompleted

Detailed Description

M4521 MCU USB Host Library core.

Version

V1.00

Revision

12

Date

15/09/02 10:02a

Note

Copyright (C) 2018 Nuvoton Technology Corp. All rights reserved.

Definition in file usbh_core.c.