X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/f229502d9addacfbefe955a47931b980bfbb1a10..40e1caa2da06d6d4699d5dc3dafb3d34b81f23f7:/Demos/Device/ClassDriver/MassStorage/MassStorage.c diff --git a/Demos/Device/ClassDriver/MassStorage/MassStorage.c b/Demos/Device/ClassDriver/MassStorage/MassStorage.c index 4092680c4..48a2f96fd 100644 --- a/Demos/Device/ClassDriver/MassStorage/MassStorage.c +++ b/Demos/Device/ClassDriver/MassStorage/MassStorage.c @@ -1,135 +1,162 @@ -/* - 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_Device_t Disk_MS_Interface = - { - .Config = - { - .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 (;;) - { - 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_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) -{ - LEDs_SetAllLEDs(LEDMASK_USB_READY); - - if (!(MS_Device_ConfigureEndpoints(&Disk_MS_Interface))) - LEDs_SetAllLEDs(LEDMASK_USB_ERROR); -} - -/** Event handler for the library USB Unhandled Control Request event. */ -void EVENT_USB_Device_UnhandledControlRequest(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* 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, 2015. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2015 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 disclaims 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 = INTERFACE_ID_MassStorage, + .DataINEndpoint = + { + .Address = MASS_STORAGE_IN_EPADDR, + .Size = MASS_STORAGE_IO_EPSIZE, + .Banks = 1, + }, + .DataOUTEndpoint = + { + .Address = MASS_STORAGE_OUT_EPADDR, + .Size = MASS_STORAGE_IO_EPSIZE, + .Banks = 1, + }, + .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); + GlobalInterruptEnable(); + + for (;;) + { + MS_Device_USBTask(&Disk_MS_Interface); + USB_USBTask(); + } +} + +/** Configures the board hardware and chip peripherals for the demo's functionality. */ +void SetupHardware(void) +{ +#if (ARCH == ARCH_AVR8) + /* Disable watchdog if enabled by bootloader/fuses */ + MCUSR &= ~(1 << WDRF); + wdt_disable(); + + /* Disable clock division */ + clock_prescale_set(clock_div_1); +#elif (ARCH == ARCH_XMEGA) + /* Start the PLL to multiply the 2MHz RC oscillator to 32MHz and switch the CPU core to run from it */ + XMEGACLK_StartPLL(CLOCK_SRC_INT_RC2MHZ, 2000000, F_CPU); + XMEGACLK_SetCPUClockSource(CLOCK_SRC_PLL); + + /* Start the 32MHz internal RC oscillator and start the DFLL to increase it to 48MHz using the USB SOF as a reference */ + XMEGACLK_StartInternalOscillator(CLOCK_SRC_INT_RC32MHZ); + XMEGACLK_StartDFLL(CLOCK_SRC_INT_RC32MHZ, DFLL_REF_INT_USBSOF, F_USB); + + PMIC.CTRL = PMIC_LOLVLEN_bm | PMIC_MEDLVLEN_bm | PMIC_HILVLEN_bm; +#endif + + /* Hardware Initialization */ + LEDs_Init(); + Dataflash_Init(); + USB_Init(); + + /* Check if the Dataflash is working, abort if not */ + if (!(DataflashManager_CheckDataflashOperation())) + { + LEDs_SetAllLEDs(LEDMASK_USB_ERROR); + for(;;); + } + + /* 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; +} +