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Diffstat (limited to 'Projects/Incomplete/StandaloneProgrammer/StandaloneProgrammer.c')
| -rw-r--r-- | Projects/Incomplete/StandaloneProgrammer/StandaloneProgrammer.c | 234 |
1 files changed, 234 insertions, 0 deletions
diff --git a/Projects/Incomplete/StandaloneProgrammer/StandaloneProgrammer.c b/Projects/Incomplete/StandaloneProgrammer/StandaloneProgrammer.c new file mode 100644 index 000000000..655d13a51 --- /dev/null +++ b/Projects/Incomplete/StandaloneProgrammer/StandaloneProgrammer.c @@ -0,0 +1,234 @@ +/*
+ 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"
+
+/** 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,
+ .DataINEndpointDoubleBank = false,
+
+ .DataOUTEndpointNumber = MASS_STORAGE_OUT_EPNUM,
+ .DataOUTEndpointSize = MASS_STORAGE_IO_EPSIZE,
+ .DataOUTEndpointDoubleBank = false,
+
+ .TotalLUNs = 1,
+ },
+ };
+
+/** LUFA CDC Class driver interface configuration and state information. This structure is
+ * passed to all CDC Class driver functions, so that multiple instances of the same class
+ * within a device can be differentiated from one another.
+ */
+USB_ClassInfo_CDC_Device_t VirtualSerial_CDC_Interface =
+ {
+ .Config =
+ {
+ .ControlInterfaceNumber = 0,
+
+ .DataINEndpointNumber = CDC_TX_EPNUM,
+ .DataINEndpointSize = CDC_TXRX_EPSIZE,
+ .DataINEndpointDoubleBank = false,
+
+ .DataOUTEndpointNumber = CDC_RX_EPNUM,
+ .DataOUTEndpointSize = CDC_TXRX_EPSIZE,
+ .DataOUTEndpointDoubleBank = false,
+
+ .NotificationEndpointNumber = CDC_NOTIFICATION_EPNUM,
+ .NotificationEndpointSize = CDC_NOTIFICATION_EPSIZE,
+ .NotificationEndpointDoubleBank = false,
+ },
+ };
+
+/** Standard file stream for the CDC interface when set up, so that the virtual CDC COM port can be
+ * used like any regular character stream in the C APIs
+ */
+FILE USBSerialStream;
+
+/** Standard file stream for the currently open file on the dataflash disk. */
+FILE DataflashStream = FDEV_SETUP_STREAM(NULL, Dataflash_getchar, _FDEV_SETUP_READ);
+
+/** Petite FAT Fs structure to hold the internal state of the FAT driver for the dataflash contents. */
+FATFS DataflashData;
+
+
+/** Stream character fetching routine for the FAT driver so that characters from the currently open file can be
+ * readin sequence when applied to a stdio stream.
+ */
+static int Dataflash_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;
+
+ fputs("==== PROGRAMMING CYCLE STARTED ====\r\n", &USBSerialStream);
+
+ fputs("Reading Configuration File...\r\n", &USBSerialStream);
+
+ if (!(ProgrammerConfig_ProcessConfiguration()))
+ goto EndOfProgCycle;
+
+ EndOfProgCycle:
+ fputs("==== PROGRAMMING CYCLE FINISHED ====\r\n", &USBSerialStream);
+ }
+ 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();
+
+ /* Create a regular character stream for the interface so that it can be used with the stdio.h functions */
+ CDC_Device_CreateStream(&VirtualSerial_CDC_Interface, &USBSerialStream);
+
+ LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
+
+ for (;;)
+ {
+ Programmer_Task();
+
+ /* Must throw away unused bytes from the host, or it will lock up while waiting for the device */
+ while (CDC_Device_BytesReceived(&VirtualSerial_CDC_Interface))
+ CDC_Device_ReceiveByte(&VirtualSerial_CDC_Interface);
+
+ CDC_Device_USBTask(&VirtualSerial_CDC_Interface);
+ 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();
+ Buttons_Init();
+ pf_mount(&DataflashData);
+
+ /* 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);
+
+ if (!(CDC_Device_ConfigureEndpoints(&VirtualSerial_CDC_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);
+ CDC_Device_ProcessControlRequest(&VirtualSerial_CDC_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;
+}
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