Squashed 'tmk_core/' changes from caca2c0..dc0e46e
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
This commit is contained in:
tmk
parent
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1575 changed files with 421901 additions and 63190 deletions
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/*
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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 StillImageHost demo. This file contains the main tasks of
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* the demo and is responsible for the initial application hardware configuration.
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*/
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#include "StillImageHost.h"
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/** Main program entry point. This routine configures the hardware required by the application, then
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* enters a loop to run the application tasks in sequence.
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*/
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int main(void)
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{
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SetupHardware();
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puts_P(PSTR(ESC_FG_CYAN "Still Image Host Demo running.\r\n" ESC_FG_WHITE));
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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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StillImageHost_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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Serial_Init(9600, false);
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LEDs_Init();
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USB_Init();
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/* Create a stdio stream for the serial port for stdin and stdout */
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Serial_CreateStream(NULL);
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}
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/** Event handler for the USB_DeviceAttached event. This indicates that a device has been attached to the host, and
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* starts the library USB task to begin the enumeration and USB management process.
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*/
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void EVENT_USB_Host_DeviceAttached(void)
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{
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puts_P(PSTR(ESC_FG_GREEN "Device Attached.\r\n" ESC_FG_WHITE));
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LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
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}
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/** Event handler for the USB_DeviceUnattached event. This indicates that a device has been removed from the host, and
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* stops the library USB task management process.
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*/
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void EVENT_USB_Host_DeviceUnattached(void)
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{
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puts_P(PSTR(ESC_FG_GREEN "\r\nDevice Unattached.\r\n" ESC_FG_WHITE));
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LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
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}
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/** Event handler for the USB_DeviceEnumerationComplete event. This indicates that a device has been successfully
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* enumerated by the host and is now ready to be used by the application.
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*/
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void EVENT_USB_Host_DeviceEnumerationComplete(void)
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{
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puts_P(PSTR("Getting Config Data.\r\n"));
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uint8_t ErrorCode;
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/* Get and process the configuration descriptor data */
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if ((ErrorCode = ProcessConfigurationDescriptor()) != SuccessfulConfigRead)
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{
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if (ErrorCode == ControlError)
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puts_P(PSTR(ESC_FG_RED "Control Error (Get Configuration).\r\n"));
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else
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puts_P(PSTR(ESC_FG_RED "Invalid Device.\r\n"));
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printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
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LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
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return;
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}
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/* Set the device configuration to the first configuration (rarely do devices use multiple configurations) */
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if ((ErrorCode = USB_Host_SetDeviceConfiguration(1)) != HOST_SENDCONTROL_Successful)
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{
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printf_P(PSTR(ESC_FG_RED "Control Error (Set Configuration).\r\n"
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" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
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LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
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return;
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}
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puts_P(PSTR("Still Image Device Enumerated.\r\n"));
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LEDs_SetAllLEDs(LEDMASK_USB_READY);
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}
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/** Event handler for the USB_HostError event. This indicates that a hardware error occurred while in host mode. */
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void EVENT_USB_Host_HostError(const uint8_t ErrorCode)
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{
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USB_Disable();
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printf_P(PSTR(ESC_FG_RED "Host Mode Error\r\n"
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" -- Error Code %d\r\n" ESC_FG_WHITE), ErrorCode);
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LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
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for(;;);
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}
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/** Event handler for the USB_DeviceEnumerationFailed event. This indicates that a problem occurred while
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* enumerating an attached USB device.
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*/
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void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode,
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const uint8_t SubErrorCode)
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{
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printf_P(PSTR(ESC_FG_RED "Dev Enum Error\r\n"
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" -- Error Code %d\r\n"
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" -- Sub Error Code %d\r\n"
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" -- In State %d\r\n" ESC_FG_WHITE), ErrorCode, SubErrorCode, USB_HostState);
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LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
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}
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/** Task to print device information through the serial port, and open/close a test PIMA session with the
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* attached Still Image device.
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*/
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void StillImageHost_Task(void)
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{
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if (USB_HostState != HOST_STATE_Configured)
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return;
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uint8_t ErrorCode;
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/* Indicate device busy via the status LEDs */
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LEDs_SetAllLEDs(LEDMASK_USB_BUSY);
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puts_P(PSTR("Retrieving Device Info...\r\n"));
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PIMA_SendBlock = (PIMA_Container_t)
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{
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.DataLength = PIMA_COMMAND_SIZE(0),
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.Type = PIMA_CONTAINER_CommandBlock,
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.Code = PIMA_OPERATION_GETDEVICEINFO,
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.TransactionID = 0x00000000,
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.Params = {},
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};
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/* Send the GETDEVICEINFO block */
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SImage_SendBlockHeader();
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/* Receive the response data block */
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if ((ErrorCode = SImage_ReceiveBlockHeader()) != PIPE_RWSTREAM_NoError)
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{
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ShowCommandError(ErrorCode, false);
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USB_Host_SetDeviceConfiguration(0);
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return;
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}
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/* Calculate the size of the returned device info data structure */
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uint16_t DeviceInfoSize = (PIMA_ReceivedBlock.DataLength - PIMA_COMMAND_SIZE(0));
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/* Create a buffer large enough to hold the entire device info */
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uint8_t DeviceInfo[DeviceInfoSize];
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/* Read in the data block data (containing device info) */
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SImage_ReadData(DeviceInfo, DeviceInfoSize);
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/* Once all the data has been read, the pipe must be cleared before the response can be sent */
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Pipe_ClearIN();
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/* Create a pointer for walking through the info dataset */
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uint8_t* DeviceInfoPos = DeviceInfo;
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/* Skip over the data before the unicode device information strings */
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DeviceInfoPos += 8; // Skip to VendorExtensionDesc String
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DeviceInfoPos += (1 + UNICODE_STRING_LENGTH(*DeviceInfoPos)); // Skip over VendorExtensionDesc String
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DeviceInfoPos += 2; // Skip over FunctionalMode
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DeviceInfoPos += (4 + (*(uint32_t*)DeviceInfoPos << 1)); // Skip over Supported Operations Array
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DeviceInfoPos += (4 + (*(uint32_t*)DeviceInfoPos << 1)); // Skip over Supported Events Array
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DeviceInfoPos += (4 + (*(uint32_t*)DeviceInfoPos << 1)); // Skip over Supported Device Properties Array
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DeviceInfoPos += (4 + (*(uint32_t*)DeviceInfoPos << 1)); // Skip over Capture Formats Array
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DeviceInfoPos += (4 + (*(uint32_t*)DeviceInfoPos << 1)); // Skip over Image Formats Array
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/* Extract and convert the Manufacturer Unicode string to ASCII and print it through the USART */
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char Manufacturer[*DeviceInfoPos];
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UnicodeToASCII(DeviceInfoPos, Manufacturer);
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printf_P(PSTR(" Manufacturer: %s\r\n"), Manufacturer);
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DeviceInfoPos += 1 + UNICODE_STRING_LENGTH(*DeviceInfoPos); // Skip over Manufacturer String
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/* Extract and convert the Model Unicode string to ASCII and print it through the USART */
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char Model[*DeviceInfoPos];
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UnicodeToASCII(DeviceInfoPos, Model);
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printf_P(PSTR(" Model: %s\r\n"), Model);
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DeviceInfoPos += 1 + UNICODE_STRING_LENGTH(*DeviceInfoPos); // Skip over Model String
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/* Extract and convert the Device Version Unicode string to ASCII and print it through the USART */
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char DeviceVersion[*DeviceInfoPos];
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UnicodeToASCII(DeviceInfoPos, DeviceVersion);
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printf_P(PSTR(" Device Version: %s\r\n"), DeviceVersion);
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/* Receive the final response block from the device */
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if ((ErrorCode = SImage_ReceiveBlockHeader()) != PIPE_RWSTREAM_NoError)
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{
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ShowCommandError(ErrorCode, false);
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USB_Host_SetDeviceConfiguration(0);
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return;
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}
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/* Verify that the command completed successfully */
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if ((PIMA_ReceivedBlock.Type != PIMA_CONTAINER_ResponseBlock) || (PIMA_ReceivedBlock.Code != PIMA_RESPONSE_OK))
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{
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ShowCommandError(PIMA_ReceivedBlock.Code, true);
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USB_Host_SetDeviceConfiguration(0);
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return;
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}
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puts_P(PSTR("Opening Session...\r\n"));
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PIMA_SendBlock = (PIMA_Container_t)
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{
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.DataLength = PIMA_COMMAND_SIZE(1),
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.Type = PIMA_CONTAINER_CommandBlock,
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.Code = PIMA_OPERATION_OPENSESSION,
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.TransactionID = 0x00000000,
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.Params = {0x00000001},
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};
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/* Send the OPENSESSION block, open a session with an ID of 0x0001 */
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SImage_SendBlockHeader();
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/* Receive the response block from the device */
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if ((ErrorCode = SImage_ReceiveBlockHeader()) != PIPE_RWSTREAM_NoError)
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{
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ShowCommandError(ErrorCode, false);
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USB_Host_SetDeviceConfiguration(0);
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return;
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}
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/* Verify that the command completed successfully */
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if ((PIMA_ReceivedBlock.Type != PIMA_CONTAINER_ResponseBlock) || (PIMA_ReceivedBlock.Code != PIMA_RESPONSE_OK))
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{
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ShowCommandError(PIMA_ReceivedBlock.Code, true);
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USB_Host_SetDeviceConfiguration(0);
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return;
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}
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puts_P(PSTR("Closing Session...\r\n"));
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PIMA_SendBlock = (PIMA_Container_t)
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{
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.DataLength = PIMA_COMMAND_SIZE(1),
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.Type = PIMA_CONTAINER_CommandBlock,
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.Code = PIMA_OPERATION_CLOSESESSION,
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.TransactionID = 0x00000001,
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.Params = {0x00000001},
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};
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/* Send the CLOSESESSION block, close the session with an ID of 0x0001 */
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SImage_SendBlockHeader();
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/* Receive the response block from the device */
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if ((ErrorCode = SImage_ReceiveBlockHeader()) != PIPE_RWSTREAM_NoError)
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{
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ShowCommandError(ErrorCode, false);
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USB_Host_SetDeviceConfiguration(0);
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return;
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}
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/* Verify that the command completed successfully */
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if ((PIMA_ReceivedBlock.Type != PIMA_CONTAINER_ResponseBlock) || (PIMA_ReceivedBlock.Code != PIMA_RESPONSE_OK))
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{
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ShowCommandError(PIMA_ReceivedBlock.Code, true);
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USB_Host_SetDeviceConfiguration(0);
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return;
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}
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puts_P(PSTR("Done.\r\n"));
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/* Indicate device no longer busy */
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LEDs_SetAllLEDs(LEDMASK_USB_READY);
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USB_Host_SetDeviceConfiguration(0);
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}
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/** Function to convert a given Unicode encoded string to ASCII. This function will only work correctly on Unicode
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* strings which contain ASCII printable characters only.
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*
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* \param[in] UnicodeString Pointer to a Unicode encoded input string
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* \param[out] Buffer Pointer to a buffer where the converted ASCII string should be stored
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*/
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void UnicodeToASCII(uint8_t* UnicodeString,
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char* Buffer)
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{
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/* Get the number of characters in the string, skip to the start of the string data */
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uint8_t CharactersRemaining = *(UnicodeString++);
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/* Loop through the entire unicode string */
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while (CharactersRemaining--)
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{
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/* Load in the next unicode character (only the lower byte, as only Unicode coded ASCII is supported) */
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*(Buffer++) = *UnicodeString;
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/* Jump to the next unicode character */
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UnicodeString += 2;
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}
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/* Null terminate the string */
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*Buffer = 0;
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}
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/** Displays a PIMA command error via the device's serial port.
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*
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* \param[in] ErrorCode Error code of the function which failed to complete successfully
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* \param[in] ResponseCodeError Indicates if the error is due to a command failed indication from the device, or a communication failure
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*/
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void ShowCommandError(uint8_t ErrorCode,
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bool ResponseCodeError)
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{
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const char* FailureType = ((ResponseCodeError) ? PSTR("Response Code != OK") : PSTR("Transaction Fail"));
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printf_P(PSTR(ESC_FG_RED "Command Error (%S).\r\n"
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" -- Error Code %d\r\n" ESC_FG_WHITE), FailureType, ErrorCode);
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/* Indicate error via status LEDs */
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LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
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}
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