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Renamed Projects/Unfinished to Projects/Incomplete for consistancy.

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Dean Camera 2009-08-20 07:21:43 +00:00
parent 2f95eea146
commit 5acf23b254
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232
Projects/Incomplete/AVRISP/Lib/V2Protocol.c Normal file
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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"
uint32_t CurrentAddress;
/* Table of masks for SPI_Init() from a given PARAM_SCK_DURATION value */
static const uint8_t SPIMaskFromSCKDuration[MAX_SPI_SETTINGS] =
{
#if (F_CPU == 8000000)
SPI_SPEED_FCPU_DIV_2,
#endif
SPI_SPEED_FCPU_DIV_2, SPI_SPEED_FCPU_DIV_4, SPI_SPEED_FCPU_DIV_8,
SPI_SPEED_FCPU_DIV_16, SPI_SPEED_FCPU_DIV_32, SPI_SPEED_FCPU_DIV_64
#if (F_CPU == 16000000)
, SPI_SPEED_FCPU_DIV_128
#endif
};
static void V2Protocol_ReconfigureSPI(void)
{
uint8_t SCKDuration = V2Params_GetParameterValue(PARAM_SCK_DURATION);
if (SCKDuration >= MAX_SPI_SETTINGS)
SCKDuration = (MAX_SPI_SETTINGS - 1);
SPI_Init(SPIMaskFromSCKDuration[SCKDuration], true);
}
static void V2Protocol_ChangeTargetResetLine(bool ResetTarget)
{
if (ResetTarget)
{
RESET_LINE_DDR |= RESET_LINE_MASK;
if (!(V2Params_GetParameterValue(PARAM_RESET_POLARITY)))
RESET_LINE_PORT |= RESET_LINE_MASK;
}
else
{
RESET_LINE_PORT &= ~RESET_LINE_MASK;
RESET_LINE_DDR &= ~RESET_LINE_MASK;
}
}
void V2Protocol_ProcessCommand(void)
{
uint8_t V2Command = Endpoint_Read_Byte();
switch (V2Command)
{
case CMD_SIGN_ON:
V2Protocol_Command_SignOn();
break;
case CMD_SET_PARAMETER:
case CMD_GET_PARAMETER:
V2Protocol_Command_GetSetParam(V2Command);
break;
case CMD_LOAD_ADDRESS:
V2Protocol_Command_LoadAddress();
break;
case CMD_SPI_MULTI:
V2Protocol_Command_SPIMulti();
break;
default:
V2Protocol_Command_Unknown(V2Command);
break;
}
printf("COMMAND 0x%02x\r\n", V2Command);
Endpoint_WaitUntilReady();
Endpoint_SetEndpointDirection(ENDPOINT_DIR_OUT);
}
static void V2Protocol_Command_Unknown(uint8_t V2Command)
{
/* Discard all incomming data */
while (Endpoint_BytesInEndpoint() == AVRISP_DATA_EPSIZE)
{
Endpoint_ClearOUT();
Endpoint_WaitUntilReady();
}
Endpoint_ClearOUT();
Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
Endpoint_WaitUntilReady();
Endpoint_Write_Byte(V2Command);
Endpoint_Write_Byte(STATUS_CMD_UNKNOWN);
Endpoint_ClearIN();
}
static void V2Protocol_Command_SignOn(void)
{
Endpoint_ClearOUT();
Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
Endpoint_WaitUntilReady();
V2Protocol_ReconfigureSPI();
CurrentAddress = 0;
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_Command_GetSetParam(uint8_t V2Command)
{
uint8_t ParamID = Endpoint_Read_Byte();
uint8_t ParamValue = Endpoint_Read_Byte();
Endpoint_ClearOUT();
Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
Endpoint_WaitUntilReady();
uint8_t ParamPrivs = V2Params_GetParameterPrivellages(ParamID);
Endpoint_Write_Byte(V2Command);
if ((V2Command == CMD_SET_PARAMETER) && (ParamPrivs & PARAM_PRIV_WRITE))
{
Endpoint_Write_Byte(STATUS_CMD_OK);
V2Params_SetParameterValue(ParamID, ParamValue);
}
else if ((V2Command == CMD_GET_PARAMETER) && (ParamPrivs & PARAM_PRIV_READ))
{
Endpoint_Write_Byte(STATUS_CMD_OK);
Endpoint_Write_Byte(V2Params_GetParameterValue(ParamID));
}
else
{
Endpoint_Write_Byte(STATUS_CMD_FAILED);
}
Endpoint_ClearIN();
}
static void V2Protocol_Command_LoadAddress(void)
{
CurrentAddress = Endpoint_Read_DWord_LE();
Endpoint_ClearOUT();
Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
Endpoint_WaitUntilReady();
Endpoint_Write_Byte(CMD_LOAD_ADDRESS);
Endpoint_Write_Byte(STATUS_CMD_OK);
Endpoint_ClearIN();
}
static void V2Protocol_Command_SPIMulti(void)
{
uint8_t TxBytes = Endpoint_Read_Byte();
uint8_t RxBytes = Endpoint_Read_Byte();
uint8_t RxStartAddr = Endpoint_Read_Byte();
uint8_t TxData[255];
Endpoint_Read_Stream_LE(TxData, TxBytes);
Endpoint_ClearOUT();
Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
Endpoint_WaitUntilReady();
Endpoint_Write_Byte(CMD_SPI_MULTI);
Endpoint_Write_Byte(STATUS_CMD_OK);
uint8_t CurrTxPos = 0;
uint8_t CurrRxPos = 0;
/* Write out bytes to transmit until the start of the bytes to receive is met */
while (CurrTxPos < RxStartAddr)
{
if (CurrTxPos < TxBytes)
SPI_SendByte(TxData[CurrTxPos]);
else
SPI_SendByte(0);
CurrTxPos++;
}
/* Transmit remaining bytes with padding as needed, read in response bytes */
while (CurrRxPos < RxBytes)
{
if (CurrTxPos < TxBytes)
Endpoint_Write_Byte(SPI_TransferByte(TxData[CurrTxPos++]));
else
Endpoint_Write_Byte(SPI_ReceiveByte());
CurrRxPos++;
}
Endpoint_Write_Byte(STATUS_CMD_OK);
Endpoint_ClearIN();
}

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Projects/Incomplete/AVRISP/Lib/V2Protocol.h Normal file
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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
*
* Header file for V2Protocol.c.
*/
#ifndef _V2_PROTOCOL_
#define _V2_PROTOCOL_
/* Includes: */
#include <avr/io.h>
#include <LUFA/Drivers/USB/USB.h>
#include <LUFA/Drivers/Peripheral/SPI.h>
#include "../Descriptors.h"
#include "V2ProtocolConstants.h"
#include "V2ProtocolParams.h"
/* Macros: */
#define PROGRAMMER_ID "AVRISP_MK2"
#define PROGRAMMER_ID_LEN (sizeof(PROGRAMMER_ID) - 1)
#define MAX_SPI_SETTINGS 7
/* Function Prototypes: */
void V2Protocol_ProcessCommand(void);
#if defined(INCLUDE_FROM_V2PROTOCOL_C)
static void V2Protocol_ReconfigureSPI(void);
static void V2Protocol_ChangeTargetResetLine(bool ResetTarget);
static void V2Protocol_Command_Unknown(uint8_t V2Command);
static void V2Protocol_Command_SignOn(void);
static void V2Protocol_Command_GetSetParam(uint8_t V2Command);
static void V2Protocol_Command_LoadAddress(void);
static void V2Protocol_Command_SPIMulti(void);
#endif
#endif

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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
*
* Macros for the V2 Protocol Packet Commands and Responses.
*/
#ifndef _V2_PROTOCOL_CONSTANTS_
#define _V2_PROTOCOL_CONSTANTS_
/* Macros: */
#define CMD_SIGN_ON 0x01
#define CMD_SET_PARAMETER 0x02
#define CMD_GET_PARAMETER 0x03
#define CMD_OSCCAL 0x05
#define CMD_LOAD_ADDRESS 0x06
#define CMD_FIRMWARE_UPGRADE 0x07
#define CMD_RESET_PROTECTION 0x0A
#define CMD_ENTER_PROGMODE_ISP 0x10
#define CMD_LEAVE_PROGMODE_ISP 0x11
#define CMD_CHIP_ERASE_ISP 0x12
#define CMD_PROGRAM_FLASH_ISP 0x13
#define CMD_READ_FLASH_ISP 0x14
#define CMD_PROGRAM_EEPROM_ISP 0x15
#define CMD_READ_EEPROM_ISP 0x16
#define CMD_PROGRAM_FUSE_ISP 0x17
#define CMD_READ_FUSE_ISP 0x18
#define CMD_PROGRAM_LOCK_ISP 0x19
#define CMD_READ_LOCK_ISP 0x1A
#define CMD_READ_SIGNATURE_ISP 0x1B
#define CMD_READ_OSCCAL_ISP 0x1C
#define CMD_SPI_MULTI 0x1D
#define STATUS_CMD_OK 0x00
#define STATUS_CMD_TOUT 0x80
#define STATUS_RDY_BSY_TOUT 0x81
#define STATUS_SET_PARAM_MISSING 0x82
#define STATUS_CMD_FAILED 0xC0
#define STATUS_CMD_UNKNOWN 0xC9
#define STATUS_ISP_READY 0x00
#define STATUS_CONN_FAIL_MOSI 0x01
#define STATUS_CONN_FAIL_RST 0x02
#define STATUS_CONN_FAIL_SCK 0x04
#define STATUS_TGT_NOT_DETECTED 0x10
#define STATUS_TGT_REVERSE_INSERTED 0x20
#define PARAM_BUILD_NUMBER_LOW 0x80
#define PARAM_BUILD_NUMBER_HIGH 0x81
#define PARAM_HW_VER 0x90
#define PARAM_SW_MAJOR 0x91
#define PARAM_SW_MINOR 0x92
#define PARAM_VTARGET 0x94
#define PARAM_SCK_DURATION 0x98
#define PARAM_RESET_POLARITY 0x9E
#define PARAM_STATUS_TGT_CONN 0xA1
#define PARAM_DISCHARGEDELAY 0xA4
#endif

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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 parameter handler, to process V2 Protocol device parameters.
*/
#define INCLUDE_FROM_V2PROTOCOL_PARAMS_C
#include "V2ProtocolParams.h"
/* Non-Volatile Parameter Values for EEPROM storage */
uint8_t EEMEM EEPROM_Rest_Polarity;
/* Volatile Parameter Values for RAM storage */
static ParameterItem_t ParameterTable[] =
{
{ .ParamID = PARAM_BUILD_NUMBER_LOW,
.ParamValue = (LUFA_VERSION_INTEGER >> 8),
.ParamPrivellages = PARAM_PRIV_READ },
{ .ParamID = PARAM_BUILD_NUMBER_HIGH,
.ParamValue = (LUFA_VERSION_INTEGER & 0xFF),
.ParamPrivellages = PARAM_PRIV_READ },
{ .ParamID = PARAM_HW_VER,
.ParamValue = 0x01,
.ParamPrivellages = PARAM_PRIV_READ },
{ .ParamID = PARAM_SW_MAJOR,
.ParamValue = 0x01,
.ParamPrivellages = PARAM_PRIV_READ },
{ .ParamID = PARAM_SW_MINOR,
.ParamValue = 0x00,
.ParamPrivellages = PARAM_PRIV_READ },
{ .ParamID = PARAM_VTARGET,
.ParamValue = 0x00,
.ParamPrivellages = PARAM_PRIV_READ },
{ .ParamID = PARAM_SCK_DURATION,
.ParamValue = MAX_SPI_SETTINGS,
.ParamPrivellages = PARAM_PRIV_READ | PARAM_PRIV_WRITE },
{ .ParamID = PARAM_RESET_POLARITY,
.ParamValue = 0x01,
.ParamPrivellages = PARAM_PRIV_WRITE },
{ .ParamID = PARAM_STATUS_TGT_CONN,
.ParamValue = 0x00,
.ParamPrivellages = PARAM_PRIV_READ },
{ .ParamID = PARAM_DISCHARGEDELAY,
.ParamValue = 0x00,
.ParamPrivellages = PARAM_PRIV_WRITE },
};
void V2Params_LoadEEPROMParamValues(void)
{
/* Target RESET line polarity is a non-volatile value, retrieve current parameter value from EEPROM */
V2Params_GetParamFromTable(PARAM_RESET_POLARITY)->ParamValue = eeprom_read_byte(&EEPROM_Rest_Polarity);
}
static ParameterItem_t* V2Params_GetParamFromTable(uint8_t ParamID)
{
/* Find the parameter in the parameter table if present */
for (uint8_t TableIndex = 0; TableIndex < (sizeof(ParameterTable) / sizeof(ParameterTable[0])); TableIndex++)
{
if (ParamID == ParameterTable[TableIndex].ParamID)
return &ParameterTable[TableIndex];
}
return NULL;
}
uint8_t V2Params_GetParameterPrivellages(uint8_t ParamID)
{
ParameterItem_t* ParamInfo = V2Params_GetParamFromTable(ParamID);
if (ParamInfo == NULL)
return 0;
return ParamInfo->ParamPrivellages;
}
uint8_t V2Params_GetParameterValue(uint8_t ParamID)
{
ParameterItem_t* ParamInfo = V2Params_GetParamFromTable(ParamID);
if (ParamInfo == NULL)
return 0;
return ParamInfo->ParamValue;
}
void V2Params_SetParameterValue(uint8_t ParamID, uint8_t Value)
{
ParameterItem_t* ParamInfo = V2Params_GetParamFromTable(ParamID);
if (ParamInfo == NULL)
return;
ParamInfo->ParamValue = Value;
/* The target RESET line polarity is a non-volatile parameter, save to EEPROM when changed */
if (ParamID == PARAM_RESET_POLARITY)
eeprom_write_byte(&EEPROM_Rest_Polarity, Value);
}

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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
*
* Header file for V2ProtocolParams.c.
*/
#ifndef _V2_PROTOCOL_PARAMS_
#define _V2_PROTOCOL_PARAMS_
/* Includes: */
#include <avr/io.h>
#include <avr/eeprom.h>
#include <LUFA/Version.h>
#include "V2Protocol.h"
#include "V2ProtocolConstants.h"
/* Macros: */
#define PARAM_PRIV_READ (1 << 0)
#define PARAM_PRIV_WRITE (1 << 1)
/* Type Defines: */
typedef struct
{
const uint8_t ParamID;
uint8_t ParamValue;
uint8_t ParamPrivellages;
} ParameterItem_t;
/* Function Prototypes: */
void V2Params_LoadEEPROMParamValues(void);
uint8_t V2Params_GetParameterPrivellages(uint8_t ParamID);
uint8_t V2Params_GetParameterValue(uint8_t ParamID);
void V2Params_SetParameterValue(uint8_t ParamID, uint8_t Value);
#if defined(INCLUDE_FROM_V2PROTOCOL_PARAMS_C)
static ParameterItem_t* V2Params_GetParamFromTable(uint8_t ParamID);
#endif
#endif