From b9b03aadb219d06fbad9d110e508db93e45461af Mon Sep 17 00:00:00 2001 From: Dean Camera Date: Fri, 5 Jun 2009 07:16:33 +0000 Subject: Move new Class Driver powered demos to a new ClassDriver subdirectory, re-add old low level demos to a LowLevel subdirectory. --- Demos/Device/ClassDriver/MassStorage/MassStorage.c | 131 +++++++++++++++++++++ 1 file changed, 131 insertions(+) create mode 100644 Demos/Device/ClassDriver/MassStorage/MassStorage.c (limited to 'Demos/Device/ClassDriver/MassStorage/MassStorage.c') diff --git a/Demos/Device/ClassDriver/MassStorage/MassStorage.c b/Demos/Device/ClassDriver/MassStorage/MassStorage.c new file mode 100644 index 0000000000..5dbc4a2cc3 --- /dev/null +++ b/Demos/Device/ClassDriver/MassStorage/MassStorage.c @@ -0,0 +1,131 @@ +/* + 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 + * + * 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_t Disk_MS_Interface = + { + .InterfaceNumber = 0, + + .DataINEndpointNumber = MASS_STORAGE_IN_EPNUM, + .DataINEndpointSize = MASS_STORAGE_IO_EPSIZE, + + .DataOUTEndpointNumber = MASS_STORAGE_OUT_EPNUM, + .DataOUTEndpointSize = MASS_STORAGE_IO_EPSIZE, + + .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); + + for (;;) + { + USB_MS_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(); + Dataflash_Init(SPI_SPEED_FCPU_DIV_2); + USB_Init(); + + /* Clear Dataflash sector protections, if enabled */ + DataflashManager_ResetDataflashProtections(); +} + +/** Event handler for the library USB Connection event. */ +void EVENT_USB_Connect(void) +{ + LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING); +} + +/** Event handler for the library USB Disconnection event. */ +void EVENT_USB_Disconnect(void) +{ + LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY); +} + +/** Event handler for the library USB Configuration Changed event. */ +void EVENT_USB_ConfigurationChanged(void) +{ + LEDs_SetAllLEDs(LEDMASK_USB_READY); + + if (!(USB_MS_ConfigureEndpoints(&Disk_MS_Interface))) + LEDs_SetAllLEDs(LEDMASK_USB_ERROR); +} + +/** Event handler for the library USB Unhandled Control Packet event. */ +void EVENT_USB_UnhandledControlPacket(void) +{ + USB_MS_ProcessControlPacket(&Disk_MS_Interface); +} + +/** Mass Storage class driver callback function the reception of SCSI commands from the host, which must be processed. + * + * \param MSInterfaceInfo Pointer to the Mass Storage class interface configuration structure being referenced + */ +bool CALLBACK_USB_MS_SCSICommandReceived(USB_ClassInfo_MS_t* MSInterfaceInfo) +{ + bool CommandSuccess; + + LEDs_SetAllLEDs(LEDMASK_USB_BUSY); + CommandSuccess = SCSI_DecodeSCSICommand(MSInterfaceInfo); + LEDs_SetAllLEDs(LEDMASK_USB_READY); + + return CommandSuccess; +} -- cgit v1.2.3