diff options
Diffstat (limited to 'Demos/Device/ClassDriver/VirtualSerialMassStorage/VirtualSerialMassStorage.c')
-rw-r--r-- | Demos/Device/ClassDriver/VirtualSerialMassStorage/VirtualSerialMassStorage.c | 426 |
1 files changed, 213 insertions, 213 deletions
diff --git a/Demos/Device/ClassDriver/VirtualSerialMassStorage/VirtualSerialMassStorage.c b/Demos/Device/ClassDriver/VirtualSerialMassStorage/VirtualSerialMassStorage.c index 810cfb8b8..975067fd4 100644 --- a/Demos/Device/ClassDriver/VirtualSerialMassStorage/VirtualSerialMassStorage.c +++ b/Demos/Device/ClassDriver/VirtualSerialMassStorage/VirtualSerialMassStorage.c @@ -1,213 +1,213 @@ -/*
- LUFA Library
- Copyright (C) Dean Camera, 2011.
-
- dean [at] fourwalledcubicle [dot] com
- www.lufa-lib.org
-*/
-
-/*
- Copyright 2011 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 VirtualSerialMassStorage demo. This file contains the main tasks of
- * the demo and is responsible for the initial application hardware configuration.
- */
-
-#include "VirtualSerialMassStorage.h"
-
-/** LUFA CDC Class driver interface configuration and state information. This structure is
- * passed to all CDC Class driver functions, so that multiple instances of the same class
- * within a device can be differentiated from one another.
- */
-USB_ClassInfo_CDC_Device_t VirtualSerial_CDC_Interface =
- {
- .Config =
- {
- .ControlInterfaceNumber = 0,
-
- .DataINEndpointNumber = CDC_TX_EPNUM,
- .DataINEndpointSize = CDC_TXRX_EPSIZE,
- .DataINEndpointDoubleBank = false,
-
- .DataOUTEndpointNumber = CDC_RX_EPNUM,
- .DataOUTEndpointSize = CDC_TXRX_EPSIZE,
- .DataOUTEndpointDoubleBank = false,
-
- .NotificationEndpointNumber = CDC_NOTIFICATION_EPNUM,
- .NotificationEndpointSize = CDC_NOTIFICATION_EPSIZE,
- .NotificationEndpointDoubleBank = false,
- },
- };
-
-/** 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 = 2,
-
- .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,
- },
- };
-
-/** Standard file stream for the CDC interface when set up, so that the virtual CDC COM port can be
- * used like any regular character stream in the C APIs
- */
-static FILE USBSerialStream;
-
-
-/** 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();
-
- /* Create a regular character stream for the interface so that it can be used with the stdio.h functions */
- CDC_Device_CreateStream(&VirtualSerial_CDC_Interface, &USBSerialStream);
-
- LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
- sei();
-
- for (;;)
- {
- CheckJoystickMovement();
-
- /* Must throw away unused bytes from the host, or it will lock up while waiting for the device */
- CDC_Device_ReceiveByte(&VirtualSerial_CDC_Interface);
-
- CDC_Device_USBTask(&VirtualSerial_CDC_Interface);
- 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();
- Joystick_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();
-}
-
-/** Checks for changes in the position of the board joystick, sending strings to the host upon each change. */
-void CheckJoystickMovement(void)
-{
- uint8_t JoyStatus_LCL = Joystick_GetStatus();
- char* ReportString = NULL;
- static bool ActionSent = false;
-
- if (JoyStatus_LCL & JOY_UP)
- ReportString = "Joystick Up\r\n";
- else if (JoyStatus_LCL & JOY_DOWN)
- ReportString = "Joystick Down\r\n";
- else if (JoyStatus_LCL & JOY_LEFT)
- ReportString = "Joystick Left\r\n";
- else if (JoyStatus_LCL & JOY_RIGHT)
- ReportString = "Joystick Right\r\n";
- else if (JoyStatus_LCL & JOY_PRESS)
- ReportString = "Joystick Pressed\r\n";
- else
- ActionSent = false;
-
- if ((ReportString != NULL) && (ActionSent == false))
- {
- ActionSent = true;
-
- /* Write the string to the virtual COM port via the created character stream */
- fputs(ReportString, &USBSerialStream);
-
- /* Alternatively, without the stream: */
- // CDC_Device_SendString(&VirtualSerial_CDC_Interface, ReportString);
- }
-}
-
-/** 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 &= CDC_Device_ConfigureEndpoints(&VirtualSerial_CDC_Interface);
- 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)
-{
- CDC_Device_ProcessControlRequest(&VirtualSerial_CDC_Interface);
- 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;
-}
+/* + LUFA Library + Copyright (C) Dean Camera, 2011. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2011 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 VirtualSerialMassStorage demo. This file contains the main tasks of + * the demo and is responsible for the initial application hardware configuration. + */ + +#include "VirtualSerialMassStorage.h" + +/** LUFA CDC Class driver interface configuration and state information. This structure is + * passed to all CDC Class driver functions, so that multiple instances of the same class + * within a device can be differentiated from one another. + */ +USB_ClassInfo_CDC_Device_t VirtualSerial_CDC_Interface = + { + .Config = + { + .ControlInterfaceNumber = 0, + + .DataINEndpointNumber = CDC_TX_EPNUM, + .DataINEndpointSize = CDC_TXRX_EPSIZE, + .DataINEndpointDoubleBank = false, + + .DataOUTEndpointNumber = CDC_RX_EPNUM, + .DataOUTEndpointSize = CDC_TXRX_EPSIZE, + .DataOUTEndpointDoubleBank = false, + + .NotificationEndpointNumber = CDC_NOTIFICATION_EPNUM, + .NotificationEndpointSize = CDC_NOTIFICATION_EPSIZE, + .NotificationEndpointDoubleBank = false, + }, + }; + +/** 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 = 2, + + .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, + }, + }; + +/** Standard file stream for the CDC interface when set up, so that the virtual CDC COM port can be + * used like any regular character stream in the C APIs + */ +static FILE USBSerialStream; + + +/** 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(); + + /* Create a regular character stream for the interface so that it can be used with the stdio.h functions */ + CDC_Device_CreateStream(&VirtualSerial_CDC_Interface, &USBSerialStream); + + LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY); + sei(); + + for (;;) + { + CheckJoystickMovement(); + + /* Must throw away unused bytes from the host, or it will lock up while waiting for the device */ + CDC_Device_ReceiveByte(&VirtualSerial_CDC_Interface); + + CDC_Device_USBTask(&VirtualSerial_CDC_Interface); + 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(); + Joystick_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(); +} + +/** Checks for changes in the position of the board joystick, sending strings to the host upon each change. */ +void CheckJoystickMovement(void) +{ + uint8_t JoyStatus_LCL = Joystick_GetStatus(); + char* ReportString = NULL; + static bool ActionSent = false; + + if (JoyStatus_LCL & JOY_UP) + ReportString = "Joystick Up\r\n"; + else if (JoyStatus_LCL & JOY_DOWN) + ReportString = "Joystick Down\r\n"; + else if (JoyStatus_LCL & JOY_LEFT) + ReportString = "Joystick Left\r\n"; + else if (JoyStatus_LCL & JOY_RIGHT) + ReportString = "Joystick Right\r\n"; + else if (JoyStatus_LCL & JOY_PRESS) + ReportString = "Joystick Pressed\r\n"; + else + ActionSent = false; + + if ((ReportString != NULL) && (ActionSent == false)) + { + ActionSent = true; + + /* Write the string to the virtual COM port via the created character stream */ + fputs(ReportString, &USBSerialStream); + + /* Alternatively, without the stream: */ + // CDC_Device_SendString(&VirtualSerial_CDC_Interface, ReportString); + } +} + +/** 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 &= CDC_Device_ConfigureEndpoints(&VirtualSerial_CDC_Interface); + 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) +{ + CDC_Device_ProcessControlRequest(&VirtualSerial_CDC_Interface); + 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; +} |