f6d56675f9
dc0e46e Rename LUFA to LUFA-git 3bfa7fa Remove LUFA-120730 215b764 Merge commit 'afa0f22a9299686fd88f58ce09c5b521ac917e8f' as 'protocol/lufa/LUFA' afa0f22 Squashed 'protocol/lufa/LUFA/' content from commit def7fca c0c42fa Remove submodule of LUFA 30f897d Merge commit '87ced33feb74e79c3281dda36eb6d6d153399b41' as 'protocol/usb_hid/USB_Host_Shield_2.0' 87ced33 Squashed 'protocol/usb_hid/USB_Host_Shield_2.0/' content from commit aab4a69 14f6d49 Remove submodule of USB_Host_Shield_2.0 git-subtree-dir: tmk_core git-subtree-split: dc0e46eaa4367d4e218f8816e3c117895820f07c
157 lines
5.3 KiB
C
157 lines
5.3 KiB
C
/*
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LUFA Library
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Copyright (C) Dean Camera, 2014.
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dean [at] fourwalledcubicle [dot] com
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www.lufa-lib.org
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*/
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/*
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Copyright 2014 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, distribute, and sell this
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software and its documentation for any purpose is hereby granted
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without fee, provided that the above copyright notice appear in
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all copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the name of the author not be used in
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advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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The author disclaims all warranties with regard to this
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software, including all implied warranties of merchantability
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and fitness. In no event shall the author be liable for any
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special, indirect or consequential damages or any damages
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whatsoever resulting from loss of use, data or profits, whether
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in an action of contract, negligence or other tortious action,
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arising out of or in connection with the use or performance of
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this software.
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*/
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/** \file
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*
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* Main source file for the AVRISP project. This file contains the main tasks of
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* the project and is responsible for the initial application hardware configuration.
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*/
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#include "AVRISP-MKII.h"
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/** Main program entry point. This routine contains the overall program flow, including initial
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* setup of all components and the main program loop.
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*/
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int main(void)
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{
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SetupHardware();
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V2Protocol_Init();
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LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
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GlobalInterruptEnable();
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for (;;)
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{
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#if (BOARD == BOARD_USBTINYMKII)
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/* On the USBTINY-MKII target, there is a secondary LED which indicates the current selected power
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mode - either VBUS, or sourced from the VTARGET pin of the programming connectors */
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LEDs_ChangeLEDs(LEDMASK_VBUSPOWER, (PIND & (1 << 0)) ? 0 : LEDMASK_VBUSPOWER);
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#endif
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AVRISP_Task();
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USB_USBTask();
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}
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}
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/** Configures the board hardware and chip peripherals for the demo's functionality. */
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void SetupHardware(void)
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{
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#if (ARCH == ARCH_AVR8)
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/* Disable watchdog if enabled by bootloader/fuses */
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MCUSR &= ~(1 << WDRF);
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wdt_disable();
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/* Disable clock division */
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clock_prescale_set(clock_div_1);
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#endif
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/* Hardware Initialization */
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LEDs_Init();
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#if defined(RESET_TOGGLES_LIBUSB_COMPAT)
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UpdateCurrentCompatibilityMode();
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#endif
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/* USB Stack Initialization */
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USB_Init();
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}
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/** Event handler for the library USB Connection event. */
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void EVENT_USB_Device_Connect(void)
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{
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LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
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}
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/** Event handler for the library USB Disconnection event. */
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void EVENT_USB_Device_Disconnect(void)
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{
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LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
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}
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/** Event handler for the library USB Configuration Changed event. */
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void EVENT_USB_Device_ConfigurationChanged(void)
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{
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bool ConfigSuccess = true;
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/* Setup AVRISP Data OUT endpoint */
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ConfigSuccess &= Endpoint_ConfigureEndpoint(AVRISP_DATA_OUT_EPADDR, EP_TYPE_BULK, AVRISP_DATA_EPSIZE, 1);
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/* Setup AVRISP Data IN endpoint if it is using a physically different endpoint */
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if ((AVRISP_DATA_IN_EPADDR & ENDPOINT_EPNUM_MASK) != (AVRISP_DATA_OUT_EPADDR & ENDPOINT_EPNUM_MASK))
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ConfigSuccess &= Endpoint_ConfigureEndpoint(AVRISP_DATA_IN_EPADDR, EP_TYPE_BULK, AVRISP_DATA_EPSIZE, 1);
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/* Indicate endpoint configuration success or failure */
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LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR);
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}
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/** Processes incoming V2 Protocol commands from the host, returning a response when required. */
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void AVRISP_Task(void)
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{
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/* Device must be connected and configured for the task to run */
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if (USB_DeviceState != DEVICE_STATE_Configured)
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return;
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V2Params_UpdateParamValues();
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Endpoint_SelectEndpoint(AVRISP_DATA_OUT_EPADDR);
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/* Check to see if a V2 Protocol command has been received */
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if (Endpoint_IsOUTReceived())
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{
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LEDs_SetAllLEDs(LEDMASK_BUSY);
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/* Pass off processing of the V2 Protocol command to the V2 Protocol handler */
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V2Protocol_ProcessCommand();
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LEDs_SetAllLEDs(LEDMASK_USB_READY);
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}
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}
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/** This function is called by the library when in device mode, and must be overridden (see library "USB Descriptors"
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* documentation) by the application code so that the address and size of a requested descriptor can be given
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* to the USB library. When the device receives a Get Descriptor request on the control endpoint, this function
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* is called so that the descriptor details can be passed back and the appropriate descriptor sent back to the
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* USB host.
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*
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* \param[in] wValue Descriptor type and index to retrieve
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* \param[in] wIndex Sub-index to retrieve (such as a localized string language)
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* \param[out] DescriptorAddress Address of the retrieved descriptor
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* \param[out] DescriptorMemorySpace Memory space that the descriptor is stored in
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*
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* \return Length of the retrieved descriptor in bytes, or NO_DESCRIPTOR if the descriptor was not found
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*/
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uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
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const uint8_t wIndex,
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const void** const DescriptorAddress,
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uint8_t* DescriptorMemorySpace)
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{
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return AVRISP_GetDescriptor(wValue, wIndex, DescriptorAddress, DescriptorMemorySpace);
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}
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