FreeCalypso > hg > fc-magnetite
annotate src/g23m-fad/tcpip/rnet/rnet_rt/rnet_rt_atp.c @ 390:56f5db12a125
configure.sh: new CHIPSET, DSP, RF and DSP-derived settings
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Wed, 17 Jan 2018 20:10:32 +0000 |
parents | 90eb61ecd093 |
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rev | line source |
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1 /** |
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2 * @file rnet_rt_atp.c |
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3 * |
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4 * Coding of the ATP point-to-point network interface for RNET_RT, |
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5 * |
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6 * @author Regis Feneon |
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7 * @version 0.1 |
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8 */ |
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9 |
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10 /* |
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11 * $Id: rnet_rt_atp.c,v 1.4 2002/12/05 10:02:19 rf Exp $ |
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12 * $Name: $ |
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13 * |
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14 * History: |
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15 * |
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16 * Date Author Modification |
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17 * -------------------------------------------------- |
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18 * 5/6/2002 Regis Feneon Create |
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19 * 6/9/2002 Regis Feneon Select default route |
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20 * on local interface address if no destination address |
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21 * 12/5/2002 Regis Feneon Flow control handling |
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22 * (C) Copyright 2002 by TI, All Rights Reserved |
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23 * |
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24 */ |
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25 |
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26 #include "rnet_cfg.h" |
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27 #ifdef RNET_CFG_REAL_TRANSPORT |
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28 |
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29 #include "rnet_rt_i.h" |
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30 #include "rnet_trace_i.h" |
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31 #include "rnet_rt_atp_i.h" |
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32 #include "atp_api.h" |
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33 #include "atp_messages.h" |
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34 #include "rnet_atp_info.h" |
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35 |
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36 static int atpOpen( NGifnet *netp) |
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37 { |
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38 T_ATP_RET ret; |
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39 T_ATP_CALLBACK return_path; |
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40 T_ATP_ENTITY_MODE mode = { CMD_SUPPORT_OFF, TXT_MODE, COPY_ON }; |
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41 |
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42 /* interface already running ? */ |
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43 if( netp->if_flags & NG_IFF_RUNNING) { |
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44 RNET_RT_SEND_TRACE("RNET_RT: WINNET_open: already running",RV_TRACE_LEVEL_ERROR); |
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45 return( NG_EALREADY); |
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46 } |
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47 |
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48 /* register to ATP */ |
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49 return_path.addr_id = rnet_rt_env_ctrl_blk_p->addr_id; |
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50 return_path.callback_func = NULL; |
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51 |
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52 ret = atp_reg( (UINT8*) "RNET_RT", |
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53 return_path, |
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54 mode, |
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55 &((T_RNET_RT_ATP_IFNET *) netp)->atp_sw_id); |
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56 if( ret != RV_OK) { |
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57 return( NG_ENODEV); |
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58 } |
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59 /* set a local port... */ |
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60 ((T_RNET_RT_ATP_IFNET *) netp)->atp_port_nb = 1; |
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61 |
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62 netp->if_flags |= NG_IFF_RUNNING; |
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63 |
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64 /* use NG_IFF_OACTIVE flag for flow control */ |
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65 netp->if_flags &= ~NG_IFF_OACTIVE; |
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66 |
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67 return( NG_EOK); |
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68 } |
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69 |
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70 static int atpClose( NGifnet *netp) |
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71 { |
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72 /* interface should be running to be closed */ |
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73 if( !(netp->if_flags & NG_IFF_RUNNING)) { |
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74 return( NG_EALREADY); |
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75 } |
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76 /* clear flags */ |
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77 netp->if_flags &= ~NG_IFF_RUNNING; |
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78 |
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79 /* deregister to ATP */ |
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80 atp_dereg( ((T_RNET_RT_ATP_IFNET *) netp)->atp_sw_id); |
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81 |
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82 return( NG_EOK); |
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83 } |
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84 |
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85 static int atpOutput( NGifnet *netp, NGbuf *bufp, NGuint addr) |
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86 { |
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87 UINT32 wlen; |
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88 int err; |
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89 |
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90 // RNET_RT_SEND_TRACE("RNET_RT: In atpOutput",RV_TRACE_LEVEL_ERROR); |
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91 |
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92 /* point-to-point interfaces dont use destination address */ |
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93 ((void)addr); |
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94 |
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95 /* Interface must be up and running */ |
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96 if ( (netp->if_flags & (NG_IFF_RUNNING|NG_IFF_UP)) != |
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97 (NG_IFF_RUNNING|NG_IFF_UP)) { |
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98 err = NG_ENETDOWN; |
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99 } |
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100 else { |
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101 /* send IP packet to ATP if output is on... */ |
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102 /* ...else discard the packet */ |
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103 if( !(netp->if_flags & NG_IFF_OACTIVE)) { |
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104 atp_send_data( ((T_RNET_RT_ATP_IFNET *) netp)->atp_sw_id, |
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105 ((T_RNET_RT_ATP_IFNET *) netp)->atp_port_nb, |
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106 bufp->buf_datap, |
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107 bufp->buf_datalen, |
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108 &wlen); |
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109 } |
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110 err = NG_EOK; |
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111 } |
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112 /* release buffer */ |
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113 ngBufOutputFree( bufp); |
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114 return( err); |
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115 } |
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116 |
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117 static int atpCntl( NGifnet *netp, int cmd, int opt, void *arg) |
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118 { |
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119 int ret; |
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120 NGbuf *bufp; |
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121 UINT32 rlen, left; |
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122 UINT8 tmpbuf[16]; |
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123 T_RNET_RT_ATP_CUSTOM_INFO *cinfo; |
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124 T_ATP_NO_COPY_INFO no_copy_info = { 0 }; /* not used */ |
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125 static const T_ATP_PORT_INFO info = { |
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126 DATA_CONFIG, |
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127 ATP_NO_RING_TYPE, |
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128 // old version received from NexGen and modified 5/Dec/2002 : 0, |
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129 ATP_RX_FLOW_UNMASK | ATP_TX_FLOW_UNMASK, |
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130 0 |
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131 }; |
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132 |
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133 // RNET_RT_SEND_TRACE("RNET_RT: in atpCntl",RV_TRACE_LEVEL_ERROR); |
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134 |
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135 if( opt == NG_RNETIFO_HANDLE_MSG) { |
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136 /* handle ATP messages */ |
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137 switch( ((T_RV_HDR *)arg)->msg_id) { |
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138 case ATP_OPEN_PORT_IND: |
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139 |
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140 RNET_RT_SEND_TRACE("RNET_RT: receive OPEN_PORT_IND",RV_TRACE_LEVEL_ERROR); |
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141 cinfo = (T_RNET_RT_ATP_CUSTOM_INFO *) |
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142 ((T_ATP_OPEN_PORT_IND *) arg)->custom_info_p; |
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143 /* if interface is already up, or if no associated data, |
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144 open is not accepted */ |
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145 if( ((netp->if_flags & (NG_IFF_UP|NG_IFF_RUNNING)) != NG_IFF_RUNNING) || |
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146 (cinfo == NULL)) { |
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147 |
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148 atp_open_port_rsp( ((T_ATP_OPEN_PORT_IND *) arg)->initiator_id, |
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149 ((T_ATP_OPEN_PORT_IND *) arg)->initiator_port_nb, |
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150 ((T_RNET_RT_ATP_IFNET *) netp)->atp_sw_id, |
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151 ((T_RNET_RT_ATP_IFNET *) netp)->atp_port_nb, |
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152 info, |
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153 no_copy_info, |
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154 NULL, |
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155 OPEN_PORT_NOK); |
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156 } |
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157 else { |
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158 |
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159 /* send confirmation to ATP client */ |
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160 ((T_RNET_RT_ATP_IFNET *) netp)->atp_client_sw_id = |
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161 ((T_ATP_OPEN_PORT_IND *) arg)->initiator_id; |
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162 ((T_RNET_RT_ATP_IFNET *) netp)->atp_client_port_nb = |
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163 ((T_ATP_OPEN_PORT_IND *) arg)->initiator_port_nb; |
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164 |
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165 no_copy_info.packet_mode = NORMAL_PACKET; /* No L2CAP packet... */ |
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166 no_copy_info.rx_mb = no_copy_info.tx_mb = RVF_INVALID_MB_ID; |
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167 |
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168 ret = atp_open_port_rsp( ((T_ATP_OPEN_PORT_IND *) arg)->initiator_id, |
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169 ((T_ATP_OPEN_PORT_IND *) arg)->initiator_port_nb, |
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170 ((T_RNET_RT_ATP_IFNET *) netp)->atp_sw_id, |
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171 ((T_RNET_RT_ATP_IFNET *) netp)->atp_port_nb, |
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172 info, |
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173 no_copy_info, |
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174 NULL, |
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175 OPEN_PORT_OK); |
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176 if( ret == RV_OK) { |
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177 |
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178 /* interface is ready to send and receive packets */ |
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179 netp->if_flags |= NG_IFF_UP; |
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180 /* set MTU */ |
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181 netp->if_mtu = cinfo->mtu; |
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182 /* Activating the link addresses */ |
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183 ngIfGenCntl( netp, NG_CNTL_SET, NG_IFO_ADDR, &cinfo->local_addr); |
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184 ngIfGenCntl( netp, NG_CNTL_SET, NG_IFO_DSTADDR, &cinfo->dest_addr); |
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185 /* set default route */ |
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186 if( cinfo->dest_addr == 0) { |
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187 |
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188 (void)(ngProto_IP.pr_cntl_f( NG_CNTL_SET, NG_IPO_ROUTE_DEFAULT, |
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189 (NGuint *) &cinfo->local_addr)); |
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190 } |
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191 else { |
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192 |
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193 (void)(ngProto_IP.pr_cntl_f( NG_CNTL_SET, NG_IPO_ROUTE_DEFAULT, |
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194 (NGuint *) &cinfo->dest_addr)); |
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195 } |
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196 /* set DNS configuration */ |
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197 (void)(ngProto_RESOLV.pr_cntl_f( NG_CNTL_SET, NG_RSLVO_SERV1_IPADDR, &cinfo->dns1)); |
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198 (void)(ngProto_RESOLV.pr_cntl_f( NG_CNTL_SET, NG_RSLVO_SERV2_IPADDR, &cinfo->dns2)); |
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199 } |
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200 } |
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201 /* release custom information buffer */ |
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202 if( cinfo != NULL) { |
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203 atp_free_buffer( cinfo); |
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204 } |
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205 |
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206 break; |
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207 case ATP_PORT_CLOSED: |
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208 RNET_RT_SEND_TRACE("RNET_RT: receive PORT_CLOSED",RV_TRACE_LEVEL_ERROR); |
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209 if( (netp->if_flags & (NG_IFF_RUNNING|NG_IFF_UP)) != |
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210 (NG_IFF_RUNNING|NG_IFF_UP)) { |
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211 /* interface already down */ |
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212 break; |
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213 } |
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214 /* set interface down */ |
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215 netp->if_flags &= ~NG_IFF_UP; |
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216 /* call ip layer */ |
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217 (void)(ngProto_IP.pr_cntl_f( NG_CNTL_SET, NG_IPO_NETDOWN, netp)); |
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218 break; |
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219 case ATP_DATA_RDY: |
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220 /* allocate buffer for receiving new packet */ |
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221 RNET_RT_SEND_TRACE("RNET_RT: receive DATA_RDY",RV_TRACE_LEVEL_ERROR); |
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222 ngBufAlloc( bufp); |
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223 if( bufp != NULL) { |
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224 /* get new data */ |
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225 bufp->buf_flags |= NG_PROTO_IP; |
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226 bufp->buf_datap = ((NGubyte *) bufp) + ngBufDataOffset; |
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227 ret = atp_get_data( ((T_RNET_RT_ATP_IFNET *) netp)->atp_sw_id, |
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228 ((T_RNET_RT_ATP_IFNET *) netp)->atp_port_nb, |
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229 (UINT8 *) bufp->buf_datap, |
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230 ngBufDataMax, |
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231 &rlen, |
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232 &left); |
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233 if( (ret != RV_OK) || (rlen == 0)) { |
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234 netp->if_ierrors++; |
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235 ngBufFree( bufp); |
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236 } |
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237 else { |
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238 // rnet_debug[0] = '\0' ; |
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239 // for(rnet_ind=0;rnet_ind<48;rnet_ind++) { |
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240 // char tmp[3] ; |
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241 // sprintf(tmp, "%.2x", bufp->buf_datap[rnet_ind]); |
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242 // strcat(rnet_debug, tmp) ; |
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243 // } |
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244 |
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245 // RNET_RT_SEND_TRACE("RNET_RT: receive content",RV_TRACE_LEVEL_ERROR); |
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246 // RNET_RT_SEND_TRACE(rnet_debug, RV_TRACE_LEVEL_ERROR); |
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247 // rvf_delay(RVF_MS_TO_TICKS(100)); |
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248 |
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249 /* get length of packet */ |
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250 bufp->buf_datalen = rlen; |
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251 /* start IP processing */ |
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252 ngIfGenInput( netp, bufp, 1); |
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253 } |
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254 } |
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255 else { |
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256 /* skip packet */ |
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257 netp->if_ierrors++; |
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258 atp_get_data( ((T_RNET_RT_ATP_IFNET *) netp)->atp_sw_id, |
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259 ((T_RNET_RT_ATP_IFNET *) netp)->atp_port_nb, |
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260 tmpbuf, |
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261 sizeof( tmpbuf), |
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262 &rlen, |
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263 &left); |
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264 } |
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265 break; |
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266 case ATP_SIGNAL_CHANGED: |
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267 /* handle flow control flags */ |
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268 RNET_RT_SEND_TRACE("RNET_RT: receive SIGNAL_CHANGED",RV_TRACE_LEVEL_ERROR); |
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269 // rvf_delay(RVF_MS_TO_TICKS(1000)); |
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270 if( ((T_ATP_SIGNAL_CHANGED *) arg)->mask & ATP_TX_FLOW_UNMASK) { |
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271 if( ((T_ATP_SIGNAL_CHANGED *) arg)->signal & ATP_TX_FLOW_ON) { |
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272 /* enable transimissions */ |
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273 netp->if_flags &= ~NG_IFF_OACTIVE; |
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274 } |
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275 else { |
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276 /* disable transmissions */ |
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277 netp->if_flags |= NG_IFF_OACTIVE; |
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278 } |
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279 } |
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280 break; |
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281 default: |
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282 /* unknown message */ |
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283 RNET_TRACE_MEDIUM_PARAM("RNET_RT: receive default ",((T_RV_HDR *)arg)->msg_id); |
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284 |
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285 return( NG_EINVAL); |
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286 } |
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287 return( NG_EOK); |
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288 } |
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289 else { |
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290 RNET_RT_SEND_TRACE("RNET_RT: opt not handle msg", RV_TRACE_LEVEL_ERROR); |
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291 return( ngIfGenCntl( netp, cmd, opt, arg)); |
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292 } |
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293 } |
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294 |
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295 /********************************************************************/ |
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296 /* Driver entry point */ |
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297 |
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298 const NGnetdrv rnet_rt_netdrv_atp = { |
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299 "ATP", |
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300 NG_IFT_PPP, |
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301 NG_IFF_POINTOPOINT|NG_IFF_MULTICAST, |
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302 RNET_RT_ATP_MTU, |
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303 0, |
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304 NULL, |
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305 atpOpen, |
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306 atpClose, |
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307 atpOutput, |
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308 NULL, |
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309 atpCntl |
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310 }; |
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311 |
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312 #endif /* ifdef RNET_CFG_REAL_TRANSPORT */ |
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313 |