You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
152 lines
4.2 KiB
152 lines
4.2 KiB
/*
|
|
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 Standalone Programmer project. This file contains the main tasks of
|
|
* the demo and is responsible for the initial application hardware configuration.
|
|
*/
|
|
|
|
#define INCLUDE_FROM_STANDALONEPROG_C
|
|
#include "StandaloneProgrammer.h"
|
|
|
|
/** Standard file stream for the currently open file on the disk. */
|
|
FILE DiskStream = FDEV_SETUP_STREAM(NULL, Disk_getchar, _FDEV_SETUP_READ);
|
|
|
|
/** Petite FAT Fs structure to hold the internal state of the FAT driver for the dataflash contents. */
|
|
FATFS DiskFATState;
|
|
|
|
/** Stream character fetching routine for the FAT driver so that characters from the currently open file can be
|
|
* read in sequence when applied to a stdio stream.
|
|
*/
|
|
static int Disk_getchar(FILE* Stream)
|
|
{
|
|
char ReadByte;
|
|
WORD ByteWasRead;
|
|
|
|
if (pf_read(&ReadByte, 1, &ByteWasRead) != FR_OK)
|
|
return _FDEV_ERR;
|
|
|
|
return (ByteWasRead ? ReadByte : _FDEV_EOF);
|
|
}
|
|
|
|
/** Task to determine if the user is wishes to start the programming sequence, and if so executes the
|
|
* required functions to program the attached target (if any) with the files loaded to the dataflash.
|
|
*/
|
|
void Programmer_Task(void)
|
|
{
|
|
static bool HasAttempted = false;
|
|
|
|
if (Buttons_GetStatus() & BUTTONS_BUTTON1)
|
|
{
|
|
if (!(HasAttempted))
|
|
HasAttempted = true;
|
|
else
|
|
return;
|
|
|
|
puts("==== PROGRAMMING CYCLE STARTED ====\r\n");
|
|
|
|
#if defined(USB_CAN_BE_BOTH)
|
|
printf("Using %s Drive...\r\n", (USB_CurrentMode == USB_MODE_HOST) ? "External" : "Internal");
|
|
#endif
|
|
|
|
puts("Reading Configuration File...\r\n");
|
|
|
|
if (!(ProgrammerConfig_ProcessConfiguration()))
|
|
goto EndOfProgCycle;
|
|
|
|
EndOfProgCycle:
|
|
puts("==== PROGRAMMING CYCLE FINISHED ====\r\n");
|
|
}
|
|
else
|
|
{
|
|
HasAttempted = false;
|
|
}
|
|
}
|
|
|
|
/** 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 (;;)
|
|
{
|
|
Programmer_Task();
|
|
|
|
if (USB_CurrentMode == USB_MODE_HOST)
|
|
{
|
|
#if defined(USB_CAN_BE_HOST)
|
|
DiskHost_USBTask();
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
#if defined(USB_CAN_BE_DEVICE)
|
|
DiskDevice_USBTask();
|
|
#endif
|
|
}
|
|
|
|
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 */
|
|
#if defined(USB_CAN_BE_BOTH)
|
|
USB_Init(USB_MODE_UID);
|
|
#else
|
|
USB_Init();
|
|
#endif
|
|
|
|
LEDs_Init();
|
|
SPI_Init(SPI_SPEED_FCPU_DIV_2 | SPI_SCK_LEAD_FALLING | SPI_SAMPLE_TRAILING | SPI_MODE_MASTER);
|
|
Dataflash_Init();
|
|
Buttons_Init();
|
|
SerialStream_Init(9600, true);
|
|
|
|
#if defined(USB_CAN_BE_DEVICE)
|
|
/* Clear Dataflash sector protections, if enabled */
|
|
DataflashManager_ResetDataflashProtections();
|
|
#endif
|
|
}
|