mirror of
https://github.com/mfulz/qmk_firmware.git
synced 2025-11-03 23:02:34 +01:00
136 lines
5.3 KiB
C
136 lines
5.3 KiB
C
/*
|
|
LUFA Library
|
|
Copyright (C) Dean Camera, 2009.
|
|
|
|
dean [at] fourwalledcubicle [dot] com
|
|
www.fourwalledcubicle.com
|
|
*/
|
|
|
|
/*
|
|
Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
|
|
|
|
Permission to use, copy, modify, and distribute this software
|
|
and its documentation for any purpose and without fee is hereby
|
|
granted, provided that the above copyright notice appear in all
|
|
copies and that both that the copyright notice and this
|
|
permission notice and warranty disclaimer appear in supporting
|
|
documentation, and that the name of the author not be used in
|
|
advertising or publicity pertaining to distribution of the
|
|
software without specific, written prior permission.
|
|
|
|
The author disclaim all warranties with regard to this
|
|
software, including all implied warranties of merchantability
|
|
and fitness. In no event shall the author be liable for any
|
|
special, indirect or consequential damages or any damages
|
|
whatsoever resulting from loss of use, data or profits, whether
|
|
in an action of contract, negligence or other tortious action,
|
|
arising out of or in connection with the use or performance of
|
|
this software.
|
|
*/
|
|
|
|
/** \file
|
|
*
|
|
* Module for device mode request processing. This module allows for the processing of standard control
|
|
* requests to the default control endpoint while in device mode.
|
|
*
|
|
* \see Chapter 9 of the USB 2.0 specification.
|
|
*/
|
|
|
|
#ifndef __DEVCHAPTER9_H__
|
|
#define __DEVCHAPTER9_H__
|
|
|
|
/* Includes: */
|
|
#include <avr/io.h>
|
|
#include <avr/pgmspace.h>
|
|
#include <avr/eeprom.h>
|
|
|
|
#include "../HighLevel/StdDescriptors.h"
|
|
#include "../HighLevel/Events.h"
|
|
#include "LowLevel.h"
|
|
#include "StdRequestType.h"
|
|
|
|
/* Enable C linkage for C++ Compilers: */
|
|
#if defined(__cplusplus)
|
|
extern "C" {
|
|
#endif
|
|
|
|
/* Public Interface - May be used in end-application: */
|
|
/* Global Variables: */
|
|
/** Indicates the currently set configuration number of the device. USB devices may have several
|
|
* different configurations which the host can select between; this indicates the currently selected
|
|
* value, or 0 if no configuration has been selected.
|
|
*
|
|
* If a device has only one single configuration, the token USE_SINGLE_DEVICE_CONFIGURATION may be
|
|
* defined in the project makefile and passed to the compiler using the -D switch. This optimize for
|
|
* a single configuration, saving a small amount of space in the resulting compiled binary.
|
|
*
|
|
* \note This variable should be treated as read-only in the user application, and never manually
|
|
* changed in value.
|
|
*/
|
|
extern uint8_t USB_ConfigurationNumber;
|
|
|
|
/** Indicates if the host is currently allowing the device to issue remote wakeup events. If this
|
|
* flag is cleared, the device should not issue remote wakeup events to the host.
|
|
*
|
|
* \note This variable should be treated as read-only in the user application, and never manually
|
|
* changed in value.
|
|
*/
|
|
extern bool USB_RemoteWakeupEnabled;
|
|
|
|
/** Indicates if the device is currently being powered by its own power supply, rather than being
|
|
* powered by the host's USB supply. This flag should remain cleared if the device does not
|
|
* support self powered mode, as indicated in the device descriptors.
|
|
*/
|
|
extern bool USB_CurrentlySelfPowered;
|
|
|
|
/* Throwable Events: */
|
|
/** This module raises the USB_UnhandledControlPacket event when a request to the default control
|
|
* endpoint has been received, but the library does not implement an internal handler for it.
|
|
*
|
|
* \see Events.h for more information on this event.
|
|
*/
|
|
RAISES_EVENT(USB_UnhandledControlPacket);
|
|
|
|
/** This module raises the USB_ConfigurationChanged event when the host issues a REQ_SetConfiguration
|
|
* device request, to change the currently selected configuration number.
|
|
*
|
|
* \see Events.h for more information on this event.
|
|
*/
|
|
RAISES_EVENT(USB_ConfigurationChanged);
|
|
|
|
/** This module raises the USB_DeviceEnumerationComplete event when the host has completed its
|
|
* enumeration of the device (i.e. when a REQ_SetConfiguration request changes the current configuration
|
|
* number from 0 to a non-zero value).
|
|
*
|
|
* \see Events.h for more information on this event.
|
|
*/
|
|
RAISES_EVENT(USB_DeviceEnumerationComplete);
|
|
|
|
/* Private Interface - For use in library only: */
|
|
#if !defined(__DOXYGEN__)
|
|
#if defined(USE_RAM_DESCRIPTORS) && defined(USE_EEPROM_DESCRIPTORS)
|
|
#error USE_RAM_DESCRIPTORS and USE_EEPROM_DESCRIPTORS are mutually exclusive.
|
|
#endif
|
|
|
|
/* Function Prototypes: */
|
|
void USB_Device_ProcessControlPacket(void);
|
|
|
|
#if defined(INCLUDE_FROM_DEVCHAPTER9_C)
|
|
static void USB_Device_SetAddress(void);
|
|
static void USB_Device_SetConfiguration(void);
|
|
static void USB_Device_GetConfiguration(void);
|
|
static void USB_Device_GetDescriptor(void);
|
|
static void USB_Device_GetStatus(const uint8_t bmRequestType);
|
|
#if !defined(NO_CLEARSET_FEATURE_REQUEST)
|
|
static void USB_Device_ClearSetFeature(const uint8_t bRequest, const uint8_t bmRequestType);
|
|
#endif
|
|
#endif
|
|
#endif
|
|
|
|
/* Disable C linkage for C++ Compilers: */
|
|
#if defined(__cplusplus)
|
|
}
|
|
#endif
|
|
|
|
#endif
|