forked from mfulz_github/qmk_firmware
Moved out the handling of V2 Protocol parameters to a seperate set of files. Added parameter privellages, so that an error can be returned to the host when trying to perform a get/set value action on a parameter without the correct privellages.
This commit is contained in:
parent
32cc2b8d4d
commit
fa8beef82d
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@ -63,10 +63,10 @@
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SenseData.AdditionalSenseQualifier = aqual; }MACROE
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/** Macro for the SCSI_Command_ReadWrite_10() function, to indicate that data is to be read from the storage medium. */
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#define DATA_READ true
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#define DATA_READ true
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/** Macro for the SCSI_Command_ReadWrite_10() function, to indicate that data is to be written to the storage medium. */
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#define DATA_WRITE false
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#define DATA_WRITE false
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/** Value for the DeviceType entry in the SCSI_Inquiry_Response_t enum, indicating a Block Media device. */
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#define DEVICE_TYPE_BLOCK 0x00
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File diff suppressed because one or more lines are too long
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@ -43,7 +43,7 @@ int main(void)
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{
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SetupHardware();
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V2Protocol_Init();
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V2Params_LoadEEPROMParamValues();
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printf("AVRISP-MKII Clone\r\n");
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@ -100,7 +100,8 @@ void EVENT_USB_Device_ConfigurationChanged(void)
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LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
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}
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}
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/** Processes incomming V2 Protocol commands from the host, returning a response when required. */
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void Process_AVRISP_Commands(void)
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{
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/* Device must be connected and configured for the task to run */
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@ -37,7 +37,7 @@
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#include "V2Protocol.h"
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/* Table of masks for SPI_Init() from a given PARAM_SCK_DURATION value */
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static const uint8_t SPIMaskFromSCKDuration[] =
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static const uint8_t SPIMaskFromSCKDuration[MAX_SPI_SETTINGS] =
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{
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#if (F_CPU == 8000000)
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SPI_SPEED_FCPU_DIV_2,
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@ -48,42 +48,13 @@ static const uint8_t SPIMaskFromSCKDuration[] =
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, SPI_SPEED_FCPU_DIV_128
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#endif
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};
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/* Non-Volatile Parameter Values for EEPROM storage */
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uint8_t EEMEM EEPROM_Rest_Polarity;
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/* Volatile Parameter Values for RAM storage */
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static ParameterItem_t ParameterTable[] =
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{
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{ .ParameterID = PARAM_BUILD_NUMBER_LOW,
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.ParameterValue = (LUFA_VERSION_INTEGER >> 8) },
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{ .ParameterID = PARAM_BUILD_NUMBER_HIGH,
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.ParameterValue = (LUFA_VERSION_INTEGER & 0xFF) },
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{ .ParameterID = PARAM_HW_VER,
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.ParameterValue = 0x01 },
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{ .ParameterID = PARAM_SW_MAJOR,
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.ParameterValue = 0x01 },
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{ .ParameterID = PARAM_SW_MINOR,
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.ParameterValue = 0x00 },
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{ .ParameterID = PARAM_VTARGET,
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.ParameterValue = 0x00 },
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{ .ParameterID = PARAM_SCK_DURATION,
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.ParameterValue = sizeof(SPIMaskFromSCKDuration) },
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{ .ParameterID = PARAM_RESET_POLARITY,
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.ParameterValue = 0x01 },
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{ .ParameterID = PARAM_STATUS_TGT_CONN,
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.ParameterValue = 0x00 },
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{ .ParameterID = PARAM_DISCHARGEDELAY,
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.ParameterValue = 0x00 },
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};
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static void V2Protocol_ReconfigureSPI(void)
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{
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uint8_t SCKDuration = V2Protocol_GetParameter(PARAM_SCK_DURATION);
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uint8_t SCKDuration = V2Params_GetParameterValue(PARAM_SCK_DURATION);
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if (SCKDuration >= sizeof(SPIMaskFromSCKDuration))
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SCKDuration = (sizeof(SPIMaskFromSCKDuration) - 1);
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if (SCKDuration >= MAX_SPI_SETTINGS)
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SCKDuration = (MAX_SPI_SETTINGS - 1);
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SPI_Init(SPIMaskFromSCKDuration[SCKDuration], true);
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}
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@ -94,7 +65,7 @@ static void V2Protocol_ChangeTargetResetLine(bool ResetTarget)
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{
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RESET_LINE_DDR |= RESET_LINE_MASK;
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if (!(V2Protocol_GetParameter(PARAM_RESET_POLARITY)))
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if (!(V2Params_GetParameterValue(PARAM_RESET_POLARITY)))
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RESET_LINE_PORT |= RESET_LINE_MASK;
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}
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else
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@ -103,41 +74,6 @@ static void V2Protocol_ChangeTargetResetLine(bool ResetTarget)
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RESET_LINE_DDR &= ~RESET_LINE_MASK;
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}
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}
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static uint8_t V2Protocol_GetParameter(uint8_t ParamID)
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{
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/* Find the parameter in the parameter table and retrieve the value */
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for (uint8_t TableIndex = 0; TableIndex < (sizeof(ParameterTable) / sizeof(ParameterTable[0])); TableIndex++)
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{
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if (ParamID == ParameterTable[TableIndex].ParameterID)
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return ParameterTable[TableIndex].ParameterValue;
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}
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return 0;
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}
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static void V2Protocol_SetParameter(uint8_t ParamID, uint8_t Value)
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{
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/* The target RESET line polarity is a non-volatile parameter, save to EEPROM when changed */
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if (ParamID == PARAM_RESET_POLARITY)
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eeprom_write_byte(&EEPROM_Rest_Polarity, Value);
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/* Find the parameter in the parameter table and store the new value */
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for (uint8_t TableIndex = 0; TableIndex < (sizeof(ParameterTable) / sizeof(ParameterTable[0])); TableIndex++)
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{
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if (ParamID == ParameterTable[TableIndex].ParameterID)
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{
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ParameterTable[TableIndex].ParameterValue = Value;
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return;
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}
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}
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}
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void V2Protocol_Init(void)
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{
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/* Target RESET line polarity is a non-volatile value, retrieve current parameter value from EEPROM */
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V2Protocol_SetParameter(PARAM_RESET_POLARITY, eeprom_read_byte(&EEPROM_Rest_Polarity));
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}
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void V2Protocol_ProcessCommand(void)
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{
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@ -206,13 +142,24 @@ static void V2Protocol_Command_GetSetParam(uint8_t V2Command)
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Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
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Endpoint_WaitUntilReady();
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uint8_t ParamPrivs = V2Params_GetParameterPrivellages(ParamID);
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Endpoint_Write_Byte(V2Command);
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Endpoint_Write_Byte(STATUS_CMD_OK);
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if (V2Command == CMD_SET_PARAMETER)
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V2Protocol_SetParameter(ParamID, ParamValue);
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if ((V2Command == CMD_SET_PARAMETER) && (ParamPrivs & PARAM_PRIV_WRITE))
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{
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Endpoint_Write_Byte(STATUS_CMD_OK);
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V2Params_SetParameterValue(ParamID, ParamValue);
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}
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else if ((V2Command == CMD_GET_PARAMETER) && (ParamPrivs & PARAM_PRIV_READ))
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{
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Endpoint_Write_Byte(STATUS_CMD_OK);
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Endpoint_Write_Byte(V2Params_GetParameterValue(ParamID));
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}
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else
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Endpoint_Write_Byte(V2Protocol_GetParameter(ParamID));
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{
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Endpoint_Write_Byte(STATUS_CMD_FAILED);
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}
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Endpoint_ClearIN();
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}
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@ -45,30 +45,22 @@
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#include <LUFA/Drivers/Peripheral/SPI.h>
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#include "../Descriptors.h"
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#include "V2ProtocolConstants.h"
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#include "V2ProtocolConstants.h"
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#include "V2ProtocolParams.h"
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/* Macros: */
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#define PROGRAMMER_ID "AVRISP_MK2"
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#define PROGRAMMER_ID_LEN (sizeof(PROGRAMMER_ID) - 1)
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/* Type Defines: */
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typedef struct
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{
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uint8_t ParameterID;
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uint8_t ParameterValue;
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} ParameterItem_t;
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#define PROGRAMMER_ID_LEN (sizeof(PROGRAMMER_ID) - 1)
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#define MAX_SPI_SETTINGS 7
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/* Function Prototypes: */
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void V2Protocol_Init(void);
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void V2Protocol_ProcessCommand(void);
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#if defined(INCLUDE_FROM_V2PROTOCOL_C)
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static void V2Protocol_ReconfigureSPI(void);
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static void V2Protocol_ChangeTargetResetLine(bool ResetTarget);
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static uint8_t V2Protocol_GetParameter(uint8_t ParamID);
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static void V2Protocol_SetParameter(uint8_t ParamID, uint8_t Value);
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static void V2Protocol_Command_Unknown(uint8_t V2Command);
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static void V2Protocol_Command_SignOn(void);
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static void V2Protocol_Command_GetSetParam(uint8_t V2Command);
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@ -0,0 +1,137 @@
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2009.
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dean [at] fourwalledcubicle [dot] com
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www.fourwalledcubicle.com
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*/
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/*
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Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, and distribute this software
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and its documentation for any purpose and without fee is hereby
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granted, provided that the above copyright notice appear in all
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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 disclaim 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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* V2Protocol parameter handler, to process V2 Protocol device parameters.
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*/
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#define INCLUDE_FROM_V2PROTOCOL_PARAMS_C
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#include "V2ProtocolParams.h"
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/* Non-Volatile Parameter Values for EEPROM storage */
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uint8_t EEMEM EEPROM_Rest_Polarity;
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/* Volatile Parameter Values for RAM storage */
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static ParameterItem_t ParameterTable[] =
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{
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{ .ParamID = PARAM_BUILD_NUMBER_LOW,
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.ParamValue = (LUFA_VERSION_INTEGER >> 8),
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.ParamPrivellages = PARAM_PRIV_READ },
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{ .ParamID = PARAM_BUILD_NUMBER_HIGH,
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.ParamValue = (LUFA_VERSION_INTEGER & 0xFF),
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.ParamPrivellages = PARAM_PRIV_READ },
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{ .ParamID = PARAM_HW_VER,
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.ParamValue = 0x01,
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.ParamPrivellages = PARAM_PRIV_READ },
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{ .ParamID = PARAM_SW_MAJOR,
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.ParamValue = 0x01,
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.ParamPrivellages = PARAM_PRIV_READ },
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{ .ParamID = PARAM_SW_MINOR,
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.ParamValue = 0x00,
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.ParamPrivellages = PARAM_PRIV_READ },
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{ .ParamID = PARAM_VTARGET,
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.ParamValue = 0x00,
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.ParamPrivellages = PARAM_PRIV_READ },
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{ .ParamID = PARAM_SCK_DURATION,
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.ParamValue = MAX_SPI_SETTINGS,
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.ParamPrivellages = PARAM_PRIV_READ | PARAM_PRIV_WRITE },
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{ .ParamID = PARAM_RESET_POLARITY,
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.ParamValue = 0x01,
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.ParamPrivellages = PARAM_PRIV_WRITE },
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{ .ParamID = PARAM_STATUS_TGT_CONN,
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.ParamValue = 0x00,
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.ParamPrivellages = PARAM_PRIV_READ },
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{ .ParamID = PARAM_DISCHARGEDELAY,
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.ParamValue = 0x00,
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.ParamPrivellages = PARAM_PRIV_WRITE },
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};
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void V2Params_LoadEEPROMParamValues(void)
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{
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/* Target RESET line polarity is a non-volatile value, retrieve current parameter value from EEPROM */
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V2Params_GetParamFromTable(PARAM_RESET_POLARITY)->ParamValue = eeprom_read_byte(&EEPROM_Rest_Polarity);
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}
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static ParameterItem_t* V2Params_GetParamFromTable(uint8_t ParamID)
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{
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/* Find the parameter in the parameter table if present */
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for (uint8_t TableIndex = 0; TableIndex < (sizeof(ParameterTable) / sizeof(ParameterTable[0])); TableIndex++)
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{
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if (ParamID == ParameterTable[TableIndex].ParamID)
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return &ParameterTable[TableIndex];
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}
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return NULL;
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}
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uint8_t V2Params_GetParameterPrivellages(uint8_t ParamID)
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{
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ParameterItem_t* ParamInfo = V2Params_GetParamFromTable(ParamID);
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if (ParamInfo == NULL)
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return 0;
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return ParamInfo->ParamPrivellages;
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}
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uint8_t V2Params_GetParameterValue(uint8_t ParamID)
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{
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ParameterItem_t* ParamInfo = V2Params_GetParamFromTable(ParamID);
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if (ParamInfo == NULL)
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return 0;
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return ParamInfo->ParamValue;
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}
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void V2Params_SetParameterValue(uint8_t ParamID, uint8_t Value)
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{
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ParameterItem_t* ParamInfo = V2Params_GetParamFromTable(ParamID);
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if (ParamInfo == NULL)
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return;
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ParamInfo->ParamValue = Value;
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/* The target RESET line polarity is a non-volatile parameter, save to EEPROM when changed */
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if (ParamID == PARAM_RESET_POLARITY)
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eeprom_write_byte(&EEPROM_Rest_Polarity, Value);
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}
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@ -0,0 +1,72 @@
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2009.
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dean [at] fourwalledcubicle [dot] com
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www.fourwalledcubicle.com
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*/
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/*
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Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, and distribute this software
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||||
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,
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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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* Header file for V2ProtocolParams.c.
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*/
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#ifndef _V2_PROTOCOL_PARAMS_
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#define _V2_PROTOCOL_PARAMS_
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/* Includes: */
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#include <avr/io.h>
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#include <avr/eeprom.h>
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#include <LUFA/Version.h>
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#include "V2Protocol.h"
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#include "V2ProtocolConstants.h"
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/* Macros: */
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#define PARAM_PRIV_READ (1 << 0)
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#define PARAM_PRIV_WRITE (1 << 1)
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/* Type Defines: */
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typedef struct
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{
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const uint8_t ParamID;
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uint8_t ParamValue;
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uint8_t ParamPrivellages;
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} ParameterItem_t;
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/* Function Prototypes: */
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void V2Params_LoadEEPROMParamValues(void);
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uint8_t V2Params_GetParameterPrivellages(uint8_t ParamID);
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uint8_t V2Params_GetParameterValue(uint8_t ParamID);
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void V2Params_SetParameterValue(uint8_t ParamID, uint8_t Value);
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#if defined(INCLUDE_FROM_V2PROTOCOL_PARAMS_C)
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static ParameterItem_t* V2Params_GetParamFromTable(uint8_t ParamID);
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#endif
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#endif
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@ -136,6 +136,7 @@ LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENAB
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SRC = $(TARGET).c \
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Descriptors.c \
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Lib/V2Protocol.c \
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Lib/V2ProtocolParams.c \
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$(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c \
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$(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c \
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$(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c \
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