mirror of
https://github.com/mfulz/qmk_firmware.git
synced 2025-11-04 07:12:33 +01:00
141 lines
4.2 KiB
C
141 lines
4.2 KiB
C
/*
|
|
LUFA Library
|
|
Copyright (C) Dean Camera, 2010.
|
|
|
|
dean [at] fourwalledcubicle [dot] com
|
|
www.lufa-lib.org
|
|
*/
|
|
|
|
/*
|
|
Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
|
|
|
|
Permission to use, copy, modify, distribute, and sell this
|
|
software and its documentation for any purpose is hereby granted
|
|
without fee, 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
|
|
*
|
|
* Main source file for the MassStorage demo. This file contains the main tasks of
|
|
* the demo and is responsible for the initial application hardware configuration.
|
|
*/
|
|
|
|
#include "MassStorage.h"
|
|
|
|
/** LUFA Mass Storage Class driver interface configuration and state information. This structure is
|
|
* passed to all Mass Storage Class driver functions, so that multiple instances of the same class
|
|
* within a device can be differentiated from one another.
|
|
*/
|
|
USB_ClassInfo_MS_Device_t Disk_MS_Interface =
|
|
{
|
|
.Config =
|
|
{
|
|
.InterfaceNumber = 0,
|
|
|
|
.DataINEndpointNumber = MASS_STORAGE_IN_EPNUM,
|
|
.DataINEndpointSize = MASS_STORAGE_IO_EPSIZE,
|
|
.DataINEndpointDoubleBank = false,
|
|
|
|
.DataOUTEndpointNumber = MASS_STORAGE_OUT_EPNUM,
|
|
.DataOUTEndpointSize = MASS_STORAGE_IO_EPSIZE,
|
|
.DataOUTEndpointDoubleBank = false,
|
|
|
|
.TotalLUNs = TOTAL_LUNS,
|
|
},
|
|
};
|
|
|
|
/** Main program entry point. This routine contains the overall program flow, including initial
|
|
* setup of all components and the main program loop.
|
|
*/
|
|
int main(void)
|
|
{
|
|
SetupHardware();
|
|
|
|
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
|
|
sei();
|
|
|
|
for (;;)
|
|
{
|
|
MS_Device_USBTask(&Disk_MS_Interface);
|
|
USB_USBTask();
|
|
}
|
|
}
|
|
|
|
/** Configures the board hardware and chip peripherals for the demo's functionality. */
|
|
void SetupHardware(void)
|
|
{
|
|
/* Disable watchdog if enabled by bootloader/fuses */
|
|
MCUSR &= ~(1 << WDRF);
|
|
wdt_disable();
|
|
|
|
/* Disable clock division */
|
|
clock_prescale_set(clock_div_1);
|
|
|
|
/* Hardware Initialization */
|
|
LEDs_Init();
|
|
SPI_Init(SPI_SPEED_FCPU_DIV_2 | SPI_ORDER_MSB_FIRST | SPI_SCK_LEAD_FALLING | SPI_SAMPLE_TRAILING | SPI_MODE_MASTER);
|
|
Dataflash_Init();
|
|
USB_Init();
|
|
|
|
/* Clear Dataflash sector protections, if enabled */
|
|
DataflashManager_ResetDataflashProtections();
|
|
}
|
|
|
|
/** Event handler for the library USB Connection event. */
|
|
void EVENT_USB_Device_Connect(void)
|
|
{
|
|
LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
|
|
}
|
|
|
|
/** Event handler for the library USB Disconnection event. */
|
|
void EVENT_USB_Device_Disconnect(void)
|
|
{
|
|
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
|
|
}
|
|
|
|
/** Event handler for the library USB Configuration Changed event. */
|
|
void EVENT_USB_Device_ConfigurationChanged(void)
|
|
{
|
|
bool ConfigSuccess = true;
|
|
|
|
ConfigSuccess &= MS_Device_ConfigureEndpoints(&Disk_MS_Interface);
|
|
|
|
LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR);
|
|
}
|
|
|
|
/** Event handler for the library USB Control Request reception event. */
|
|
void EVENT_USB_Device_ControlRequest(void)
|
|
{
|
|
MS_Device_ProcessControlRequest(&Disk_MS_Interface);
|
|
}
|
|
|
|
/** Mass Storage class driver callback function the reception of SCSI commands from the host, which must be processed.
|
|
*
|
|
* \param[in] MSInterfaceInfo Pointer to the Mass Storage class interface configuration structure being referenced
|
|
*/
|
|
bool CALLBACK_MS_Device_SCSICommandReceived(USB_ClassInfo_MS_Device_t* const MSInterfaceInfo)
|
|
{
|
|
bool CommandSuccess;
|
|
|
|
LEDs_SetAllLEDs(LEDMASK_USB_BUSY);
|
|
CommandSuccess = SCSI_DecodeSCSICommand(MSInterfaceInfo);
|
|
LEDs_SetAllLEDs(LEDMASK_USB_READY);
|
|
|
|
return CommandSuccess;
|
|
}
|
|
|