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Move AVRISP Programmer project to a new Unfinished subdirectory of Project while it is under development.

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Dean Camera 2009-08-18 07:37:03 +00:00
parent bbcdaaa6dc
commit 0934f5c185
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Projects/AVRISP/Lib/V2Protocol.c
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/*
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
*
* V2Protocol handler, to process V2 Protocol commands used in Atmel programmer devices.
*/
#define INCLUDE_FROM_V2PROTOCOL_C
#include "V2Protocol.h"
ParameterItem_t ParameterTable[] EEMEM =
{
{ .ParameterID = PARAM_BUILD_NUMBER_LOW,
.ParameterValue = 0x00 },
{ .ParameterID = PARAM_BUILD_NUMBER_HIGH,
.ParameterValue = 0x00 },
{ .ParameterID = PARAM_HW_VER,
.ParameterValue = 0x01 },
{ .ParameterID = PARAM_SW_MAJOR,
.ParameterValue = 0x01 },
{ .ParameterID = PARAM_SW_MINOR,
.ParameterValue = 0x00 },
{ .ParameterID = PARAM_VTARGET,
.ParameterValue = 0x00 },
{ .ParameterID = PARAM_SCK_DURATION,
.ParameterValue = 0x00 },
{ .ParameterID = PARAM_RESET_POLARITY,
.ParameterValue = 0x00 },
{ .ParameterID = PARAM_STATUS_TGT_CONN,
.ParameterValue = 0x00 },
{ .ParameterID = PARAM_DISCHARGEDELAY,
.ParameterValue = 0x00 },
};
void V2Protocol_ProcessCommand(void)
{
uint8_t V2Command = Endpoint_Read_Byte();
printf("COMMAND %d\r\n", V2Command);
switch (V2Command)
{
case CMD_SIGN_ON:
V2Protocol_ProcessCmdSignOn();
break;
case CMD_SET_PARAMETER:
V2Protocol_ProcessCmdSetParam();
break;
case CMD_GET_PARAMETER:
V2Protocol_ProcessCmdGetParam();
break;
default:
Endpoint_ClearOUT();
Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
Endpoint_Write_Byte(STATUS_CMD_UNKNOWN);
Endpoint_ClearIN();
break;
}
/* Reset Endpoint direction to OUT ready for next command */
Endpoint_SetEndpointDirection(ENDPOINT_DIR_OUT);
}
static ParameterItem_t* V2Protocol_GetParameterItem(uint8_t ParamID)
{
for (uint8_t TableIndex = 0; TableIndex < (sizeof(ParameterTable) / sizeof(ParameterTable[0])); TableIndex++)
{
if (ParamID == eeprom_read_byte(&ParameterTable[TableIndex].ParameterID))
return &ParameterTable[TableIndex];
}
return NULL;
}
static void V2Protocol_ProcessCmdSignOn(void)
{
Endpoint_ClearOUT();
Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
Endpoint_Write_Byte(CMD_SIGN_ON);
Endpoint_Write_Byte(STATUS_CMD_OK);
Endpoint_Write_Byte(PROGRAMMER_ID_LEN);
Endpoint_Write_Stream_LE(PROGRAMMER_ID, PROGRAMMER_ID_LEN);
Endpoint_ClearIN();
}
static void V2Protocol_ProcessCmdSetParam(void)
{
uint8_t ParamID = Endpoint_Read_Byte();
uint8_t ParamValue = Endpoint_Read_Byte();
ParameterItem_t* ParameterItem = V2Protocol_GetParameterItem(ParamID);
Endpoint_ClearOUT();
Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
if (ParameterItem != NULL)
{
eeprom_write_byte(&ParameterItem->ParameterValue, ParamValue);
Endpoint_Write_Byte(CMD_SET_PARAMETER);
Endpoint_Write_Byte(STATUS_CMD_OK);
}
else
{
Endpoint_Write_Byte(STATUS_CMD_FAILED);
}
Endpoint_ClearIN();
}
static void V2Protocol_ProcessCmdGetParam(void)
{
uint8_t ParamID = Endpoint_Read_Byte();
ParameterItem_t* ParameterItem = V2Protocol_GetParameterItem(ParamID);
Endpoint_ClearOUT();
Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
if (ParameterItem != NULL)
{
Endpoint_Write_Byte(CMD_GET_PARAMETER);
Endpoint_Write_Byte(STATUS_CMD_OK);
Endpoint_Write_Byte(eeprom_read_byte(&ParameterItem->ParameterValue));
}
else
{
Endpoint_Write_Byte(STATUS_CMD_FAILED);
}
Endpoint_ClearIN();
}