Mercurial > flash_v2

annotate packages/io/eth/current/cdl/eth_drivers.cdl @ 212:94b558c9fb67

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Merge from eCos master repository on 2002-05-31-00:05:29-BST
author jlarmour
date Fri, 31 May 2002 01:05:53 +0000
parents d2c90368aeef
children bd1db6a90df9
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1 # ====================================================================
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2 #
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3 # eth_drivers.cdl
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4 #
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5 # Ethernet drivers - platform independent support
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6 #
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7 # ====================================================================
208
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8 #####ECOSGPLCOPYRIGHTBEGIN####
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9 ## -------------------------------------------
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10 ## This file is part of eCos, the Embedded Configurable Operating System.
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11 ## Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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12 ##
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13 ## eCos is free software; you can redistribute it and/or modify it under
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14 ## the terms of the GNU General Public License as published by the Free
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15 ## Software Foundation; either version 2 or (at your option) any later version.
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16 ##
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17 ## eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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18 ## WARRANTY; without even the implied warranty of MERCHANTABILITY or
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19 ## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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20 ## for more details.
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21 ##
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22 ## You should have received a copy of the GNU General Public License along
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23 ## with eCos; if not, write to the Free Software Foundation, Inc.,
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24 ## 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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25 ##
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26 ## As a special exception, if other files instantiate templates or use macros
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27 ## or inline functions from this file, or you compile this file and link it
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28 ## with other works to produce a work based on this file, this file does not
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29 ## by itself cause the resulting work to be covered by the GNU General Public
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30 ## License. However the source code for this file must still be made available
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31 ## in accordance with section (3) of the GNU General Public License.
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32 ##
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33 ## This exception does not invalidate any other reasons why a work based on
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34 ## this file might be covered by the GNU General Public License.
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35 ##
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36 ## Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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37 ## at http://sources.redhat.com/ecos/ecos-license/
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38 ## -------------------------------------------
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39 #####ECOSGPLCOPYRIGHTEND####
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40 # ====================================================================
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41 ######DESCRIPTIONBEGIN####
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42 #
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43 # Author(s): gthomas
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44 # Original data: gthomas
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45 # Contributors:
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46 # Date: 2000-01-25
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47 #
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48 #####DESCRIPTIONEND####
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49 #
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50 # ====================================================================
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51
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52 cdl_package CYGPKG_IO_ETH_DRIVERS {
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53 display "Common ethernet support"
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54 include_dir cyg/io/eth
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55 parent CYGPKG_IO
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56 description "Platform independent ethernet drivers"
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57
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58 implements CYGPKG_NET_DRIVER_FRAMEWORK
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59
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60 cdl_interface CYGINT_IO_ETH_MULTICAST {
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61 display "Driver supports multicast addressing"
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62 description "
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63 This interface defines whether or not a driver can handle
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64 requests for multicast addressing."
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65 }
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66
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67 cdl_component CYGDBG_IO_ETH_DRIVERS_DEBUG {
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68 display "Support printing driver debug information"
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69 flavor bool
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70 default_value 1
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71 description "
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72 Selecting this option will include code to allow the driver to
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73 print lots of information on diagnostic output such as full
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74 packet dumps."
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75
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76 cdl_option CYGDBG_IO_ETH_DRIVERS_DEBUG_VERBOSITY {
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77 display "Driver debug output verbosity"
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78 flavor data
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79 default_value 0
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80 description "
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81 The value of this option indicates the default verbosity
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82 level of debugging output. 0 means no debugging output
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83 is made by default. Higher values indicate higher verbosity.
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84 The verbosity level may also be changed at run time by
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85 changing the variable cyg_io_eth_net_debug."
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86 }
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87 }
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88
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89 cdl_component CYGPKG_IO_ETH_DRIVERS_NET {
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90 display "Support for standard eCos TCP/IP stack."
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91 flavor bool
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92 active_if CYGPKG_NET
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93 requires CYGINT_ISO_STRING_STRFUNCS
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94 implements CYGINT_IO_ETH_INT_SUPPORT_REQUIRED
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95 default_value 1
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96 compile net/eth_drv.c
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97
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98 cdl_component CYGPKG_IO_ETH_DRIVERS_WARN_NO_MBUFS {
130
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99 display "Warn when there are no more mbufs"
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100 flavor bool
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101 default_value 1
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102 description "
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103 Warnings about running out of mbufs are printed to the
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104 diagnostic output channel via diag_printf() if this option
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105 is enabled. Mbufs are the network stack's basic dynamic
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106 memory objects that hold all packets in transit; running
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107 out is bad for performance but not fatal, not a crash.
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108 You might want to turn off the warnings to preserve realtime
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109 properties of the system even in extremis."
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110 }
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111
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112 cdl_component CYGPKG_IO_ETH_DRIVERS_SIMULATED_FAILURES {
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113 display "Simulate network failures for testing"
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114 flavor bool
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115 default_value 0
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116 description "
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117 This package contains a suite of simulated failure modes
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118 for the ethernet device layer, including dropping and/or
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119 corrupting received packets, dropping packets queued for
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120 transmission, and simulating a complete network break.
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121 It requires the kernel as a source of time information."
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122
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123 cdl_option CYGPKG_IO_ETH_DRIVERS_SIMULATE_DROP_RX {
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124 display "Drop incoming packets (percentage)"
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125 flavor booldata
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126 legal_values 10 50 80
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127 default_value 10
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128 }
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129
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130 cdl_option CYGPKG_IO_ETH_DRIVERS_SIMULATE_CORRUPT_RX {
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131 display "Corrupt incoming packets (percentage)"
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132 flavor booldata
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133 legal_values 10 50 80
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134 default_value 10
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135 }
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136
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137 cdl_option CYGPKG_IO_ETH_DRIVERS_SIMULATE_DROP_TX {
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138 display "Drop outgoing packets (percentage)"
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139 flavor booldata
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140 legal_values 10 50 80
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141 default_value 10
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142 }
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143
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144 cdl_option CYGPKG_IO_ETH_DRIVERS_SIMULATE_LINE_CUT {
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145 display "Simulate a line cut from time to time"
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146 flavor bool
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147 default_value 0
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148 description "
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149 This option causes the system to drop all packets for a
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150 short random period (10s of seconds), and then act
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151 normally for up to 4 times that long. This simulates your
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152 sysadmin fiddling with plugs in the network switch
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153 cupboard."
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154 }
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155 }
115
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156 }
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157
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158 cdl_component CYGPKG_IO_ETH_DRIVERS_STAND_ALONE {
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159 display "Support for stand-alone network stack."
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160 flavor bool
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161 active_if !CYGPKG_NET
208
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162 requires CYGINT_ISO_STRING_MEMFUNCS
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163 default_value 1
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164 compile stand_alone/eth_drv.c
119
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165
160
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166 cdl_option CYGSEM_IO_ETH_DRIVERS_PASS_PACKETS {
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167 display "Pass packets to an alternate stack"
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168 flavor bool
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169 default_value { 0 != CYGPKG_REDBOOT_NETWORKING }
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170 description "
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171 Define this to allow packets seen by this layer to be
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172 passed on to the previous logical layer, i.e. when
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173 stand-alone processing replaces system (eCos) processing."
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174 }
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175
119
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176 cdl_option CYGNUM_IO_ETH_DRIVERS_NUM_PKT {
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177 display "Number of \[network\] buffers"
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178 flavor data
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179 default_value 4
119
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180 legal_values 2 to 32
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181 description "
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182 This option is used to allocate space to buffer incoming network
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183 packets. These buffers are used to hold data until they can be
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184 logically processed by higher layers."
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185 }
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186
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187 cdl_option CYGSEM_IO_ETH_DRIVERS_WARN {
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188 display "Show driver warnings"
182
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189 active_if CYGPKG_REDBOOT
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190 flavor bool
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191 default_value 0
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192 description "
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193 Selecting this option will allows the stand-alone ethernet driver
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194 to display warnings on the system console when incoming network
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195 packets are being discarded due to lack of buffer space."
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196 }
115
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197 }
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198
208
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199 cdl_component CYGPKG_IO_ETH_DRIVERS_LWIP {
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200 display "Support for lwIP network stack."
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201 flavor bool
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202 requires !CYGPKG_NET
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203 active_if CYGPKG_NET_LWIP
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204 default_value 1
212
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205 implements CYGINT_IO_ETH_INT_SUPPORT_REQUIRED
208
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206 compile lwip/eth_drv.c
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207 }
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208
212
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209 cdl_interface CYGINT_IO_ETH_INT_SUPPORT_REQUIRED {
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210 display "Interrupt support required"
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211 flavor booldata
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212 description "This interface is used to indicate to the low
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213 level device drivers that interrupt driven operation
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214 is required by higher layers."
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215 }
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216
115
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217 cdl_component CYGPKG_IO_ETH_DRIVERS_OPTIONS {
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218 display "Common ethernet support build options"
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219 flavor none
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220 no_define
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221
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222 cdl_option CYGPKG_IO_ETH_DRIVERS_CFLAGS_ADD {
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223 display "Additional compiler flags"
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224 flavor data
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225 no_define
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226 default_value { "-D_KERNEL -D__ECOS" }
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227 description "
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228 This option modifies the set of compiler flags for
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229 building the common ethernet support package. These flags are used in addition
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230 to the set of global flags."
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231 }
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232 }
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233 }
208
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234
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235 # EOF eth_drivers.cdl