1 /* -------------------------------- Arctic Core ------------------------------
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2 * Arctic Core - the open source AUTOSAR platform http://arccore.com
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4 * Copyright (C) 2009 ArcCore AB <contact@arccore.com>
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6 * This source code is free software; you can redistribute it and/or modify it
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7 * under the terms of the GNU General Public License version 2 as published by the
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8 * Free Software Foundation; See <http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt>.
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10 * This program is distributed in the hope that it will be useful, but
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11 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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12 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 * -------------------------------- Arctic Core ------------------------------*/
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17 #include "Std_Types.h"
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23 GIO_RegisterType *GPIO_ports[] = { GIO_PORTA_BASE, GIO_PORTB_BASE };
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25 #define DIO_GET_PORT_FROM_CHANNEL_ID(_channelId) (_channelId >> 8)
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26 #define DIO_GET_BIT_FROM_CHANNEL_ID(_channelId) (1 << (_channelId & 0x1F))
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28 #if ( DIO_VERSION_INFO_API == STD_ON )
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29 static Std_VersionInfoType _Dio_VersionInfo =
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31 .vendorID = (uint16)1,
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32 .moduleID = (uint16)1,
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33 .instanceID = (uint8)1,
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34 .sw_major_version = (uint8)DIO_SW_MAJOR_VERSION,
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35 .sw_minor_version = (uint8)DIO_SW_MINOR_VERSION,
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36 .sw_patch_version = (uint8)DIO_SW_PATCH_VERSION,
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37 .ar_major_version = (uint8)DIO_AR_MAJOR_VERSION,
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38 .ar_minor_version = (uint8)DIO_AR_MINOR_VERSION,
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39 .ar_patch_version = (uint8)DIO_AR_PATCH_VERSION,
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43 #if ( DIO_DEV_ERROR_DETECT == STD_ON )
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44 static int Channel_Config_Contains(Dio_ChannelType channelId)
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46 Dio_ChannelType* ch_ptr=(Dio_ChannelType*)(&DioChannelConfigData);
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48 while (DIO_END_OF_LIST!=*ch_ptr)
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50 if (*ch_ptr==channelId)
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60 static int Port_Config_Contains(Dio_PortType portId)
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62 Dio_PortType* port_ptr=(Dio_PortType*)(&DioPortConfigData);
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64 while (DIO_END_OF_LIST!=*port_ptr)
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66 if (*port_ptr==portId)
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73 static int Channel_Group_Config_Contains(const Dio_ChannelGroupType* _channelGroupIdPtr)
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75 Dio_ChannelGroupType* chGrp_ptr=(Dio_ChannelGroupType*)(&DioConfigData);
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78 while (DIO_END_OF_LIST!=chGrp_ptr->port)
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80 if (chGrp_ptr->port==_channelGroupIdPtr->port&&
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81 chGrp_ptr->offset==_channelGroupIdPtr->offset&&
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82 chGrp_ptr->mask==_channelGroupIdPtr->mask)
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89 #define VALIDATE_CHANNEL(_channelId, _api) \
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90 if(0==Channel_Config_Contains(channelId)) { \
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91 Det_ReportError(MODULE_ID_DIO,0,_api,DIO_E_PARAM_INVALID_CHANNEL_ID ); \
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95 #define VALIDATE_PORT(_portId, _api)\
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96 if(0==Port_Config_Contains(_portId)) {\
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97 Det_ReportError(MODULE_ID_DIO,0,_api,DIO_E_PARAM_INVALID_PORT_ID ); \
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101 #define VALIDATE_CHANNELGROUP(_channelGroupIdPtr, _api)\
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102 if(0==Channel_Group_Config_Contains(_channelGroupIdPtr)) {\
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103 Det_ReportError(MODULE_ID_DIO,0,_api,DIO_E_PARAM_INVALID_GROUP_ID ); \
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108 #define VALIDATE_CHANNEL(_channelId, _api)
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109 #define VALIDATE_PORT(_portId, _api)
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110 #define VALIDATE_CHANNELGROUP(_channelGroupIdPtr, _api)
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113 Dio_PortLevelType Dio_ReadPort(Dio_PortType portId)
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115 Dio_PortLevelType level = 0;
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116 VALIDATE_PORT(portId, DIO_READPORT_ID);
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118 level = (uint8)GPIO_ports[portId]->DIN;
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120 cleanup: return level;
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123 void Dio_WritePort(Dio_PortType portId, Dio_PortLevelType level)
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125 VALIDATE_PORT(portId, DIO_WRITEPORT_ID);
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127 GPIO_ports[portId]->DOUT = (uint32)level;
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132 Dio_LevelType Dio_ReadChannel(Dio_ChannelType channelId)
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134 Dio_LevelType level;
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135 VALIDATE_CHANNEL(channelId, DIO_READCHANNEL_ID);
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137 Dio_PortLevelType portVal = Dio_ReadPort(DIO_GET_PORT_FROM_CHANNEL_ID(channelId));
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138 Dio_PortLevelType bit = DIO_GET_BIT_FROM_CHANNEL_ID(channelId);
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140 if ((portVal & bit) != STD_LOW){
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146 cleanup: return (level);
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149 void Dio_WriteChannel(Dio_ChannelType channelId, Dio_LevelType level)
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151 VALIDATE_CHANNEL(channelId, DIO_WRITECHANNEL_ID);
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153 Dio_PortLevelType portVal = Dio_ReadPort(DIO_GET_PORT_FROM_CHANNEL_ID(channelId));
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154 Dio_PortLevelType bit = DIO_GET_BIT_FROM_CHANNEL_ID(channelId);
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156 if(level == STD_HIGH){
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162 Dio_WritePort(DIO_GET_PORT_FROM_CHANNEL_ID(channelId), portVal);
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168 Dio_PortLevelType Dio_ReadChannelGroup(
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169 const Dio_ChannelGroupType *channelGroupIdPtr)
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171 Dio_LevelType level;
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172 VALIDATE_CHANNELGROUP(channelGroupIdPtr,DIO_READCHANNELGROUP_ID);
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174 // Get masked values
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175 level = Dio_ReadPort(channelGroupIdPtr->port) & channelGroupIdPtr->mask;
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178 level = level >> channelGroupIdPtr->offset;
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180 cleanup: return level;
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183 void Dio_WriteChannelGroup(const Dio_ChannelGroupType *channelGroupIdPtr,
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184 Dio_PortLevelType level)
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186 VALIDATE_CHANNELGROUP(channelGroupIdPtr,DIO_WRITECHANNELGROUP_ID);
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188 // Shift up and apply mask so that no unwanted bits are affected
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189 level = (level << channelGroupIdPtr->offset) & channelGroupIdPtr->mask;
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191 // Read port and clear out masked bits
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192 Dio_PortLevelType portVal = Dio_ReadPort(channelGroupIdPtr->port) & (~channelGroupIdPtr->mask);
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194 // Or in the upshifted masked level
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197 Dio_WritePort(channelGroupIdPtr->port, portVal);
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