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annotate packages/io/eth/current/ChangeLog @ 124:0ec04793409a ecos-sw-2000-09-11

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Merge from eCos master repository on 2000-09-11-03:00:13-BST
author jlarmour
date Mon, 11 Sep 2000 02:42:46 +0000
parents 6bd9d475ed4b
children 518f42066aba
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124
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1 2000-09-08 Hugo Tyson <hmt@cygnus.co.uk>
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2
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3 * include/netdev.h (NETDEVTAB_ENTRY): Work around feature of new
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4 version of CYG_HAL_TABLE_ENTRY() whereby no spaces are allowed.
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5
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6 2000-09-07 Jonathan Larmour <jlarmour@redhat.com>
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7
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8 * include/netdev.h (cyg_netdevtab_entry_t): Correct syntax for
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9 CYG_HAL_TABLE_TYPE
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10
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11 2000-09-04 Jonathan Larmour <jlarmour@redhat.com>
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12
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13 * include/netdev.h (cyg_netdevtab_entry_t): Apply CYG_HAL_TABLE_TYPE
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15 2000-09-01 Hugo Tyson <hmt@cygnus.co.uk>
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16
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17 * src/stand_alone/eth_drv.c (eth_drv_dsr): New function, never
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18 called but maybe referenced in stand_alone context, which lets
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19 redboot work in the new world.
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20
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21 2000-09-01 Hugo Tyson <hmt@cygnus.co.uk>
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22
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23 * OVERVIEW: This is part of the change to the network stack to
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24 greatly reduce latencies both of (other) DSRs and of thread
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25 scheduling. All the work that the network stack *and* individual
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26 ether drivers used to do in DSRs (including alarm callbacks and
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27 data copies to/from the device memory) is moved into a "fast
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28 network thread" instead. It calls a device's "deliver" function
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29 to do the work that was previously in the DSR. This is a separate
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30 thread so that it can be set higher priority than application
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31 threads in order to minimize packet loss (depending on the
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32 driver), if required (the application threads presumed to be
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33 higher priority in turn than the network thread). A crucial
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34 consequence of this is that we are no longer locking against DSRs,
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35 so a plain mutex can be used rather than the global scheduler
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36 lock, thus simplifying all the splfoo/splx() style functions.
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37
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38 These changes WILL BREAK individual device drivers until they are
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39 updated AND the standalone logical ether driver in this component,
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40 until it is updated also.
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41
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42 * include/eth_drv.h (ETH_DRV_SC): Add "deliver" entry to struct
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43 eth_hwr_funs interface record; declare available DSR and flag for
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44 "needs delivery" in SC status field.
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45
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46 * src/net/eth_drv.c (eth_drv_run_deliveries): New function,
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47 performs callbacks to deliver funcs for all devs that want it.
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48 (eth_drv_dsr): New function, sets flag in sc and calls up to net
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49 stack to schedule the fast network thread.
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50 (eth_drv_send): No need to lock scheduler here.
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51
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52 2000-08-29 Gary Thomas <gthomas@redhat.com>
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53
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54 * src/stand_alone/eth_drv.c: Use null buffer, (char *)0,
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55 instead of wasting memory - low level drivers must be designed
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56 to handle this case.
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57
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58 2000-08-28 Gary Thomas <gthomas@redhat.com>
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59
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60 * src/stand_alone/eth_drv.c: Use new configuration parameters.
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61
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62 * cdl/eth_drivers.cdl: Add new configury to control number of
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63 internal buffers used by this layer. Also exposed some of the
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64 debug flags here.
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65
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66 2000-08-25 Hugo Tyson <hmt@cygnus.co.uk>
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68 * include/eth_drv_stats.h (ether_drv_stats): A little further
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69 diddling; have a bool to say whether the dot3 info is filled in.
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70
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71 2000-08-24 Hugo Tyson <hmt@cygnus.co.uk>
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72
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73 * src/net/eth_drv.c (eth_drv_ioctl): Implement ioctl() calls.
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74 sockio.h numbers SIOCGIFSTATS and SIOCGIFSTATSUD map to
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75 ETH_DRV_GET_IF_STATS and ETH_DRV_GET_IF_STATS_UD respectively.
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76
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77 * include/eth_drv.h (ETH_DRV_GET_IF_STATS_UD): Add new device
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78 interface ioctl() numbers, to get the struct below filled in.
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79 Also pull in the definition include file (below).
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80
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81 * include/eth_drv_stats.h (ether_drv_stats): New file: Define
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82 common structure for ether devices to return stats info to higher
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83 up, via an ioctl() call. SNMP uses this.
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84
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85 2000-08-23 Gary Thomas <gthomas@redhat.com>
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86
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87 * src/stand_alone/eth_drv.c:
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88 * include/eth_drv.h: Low level drivers now need to export a
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89 function which returns the interrupt vector used by that interface.
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90 This allows outside code to determine this in a portable fashion.
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91
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92 2000-08-16 Gary Thomas <gthomas@redhat.com>
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93
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94 * src/stand_alone/eth_drv.c:
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95 * include/eth_drv.h: Clean up warnings (better protyping).
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96
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97 * src/stand_alone/eth_drv.c (eth_drv_write): Abandon sending
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98 packet if device goes not ready for a long time (in some cases,
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99 this is the only indication that the link is down).
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100
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101 2000-08-07 Gary Thomas <gthomas@redhat.com>
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102
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103 * src/net/eth_drv.c (eth_drv_recv): Add safety in case this gets
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104 called [from stand-alone code] while interface is not up.
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105
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106 * src/stand_alone/eth_drv.c:
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107 * include/eth_drv.h: Rework to more fully support mixed stand-alone
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108 and system (eCos) stacks.
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109
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110 2000-08-03 Gary Thomas <gthomas@redhat.com>
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111
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112 * cdl/eth_drivers.cdl: Reparent within I/O, not NET. This allows
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113 for stand-alone use as well as support for other stack implementations.
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114
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115 2000-07-28 Hugo Tyson <hmt@cygnus.co.uk>
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116
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117 * src/eth_drv.c (eth_drv_recv): Assert that the length we're asked
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118 to deal with is at least an ether header, and also be defensive in
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119 any case; discard small packets. [CASE 104206]
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120
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121 2000-07-26 Gary Thomas <gthomas@redhat.com>
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122
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123 * src/eth_drv.c:
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124 * include/eth_drv.h: Change interfaces used by hardware layer to
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125 be "soft" (pointers to functions). This will allow those drivers
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126 to be shared by applications and the ROM/debug environment.
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127
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128 2000-07-15 Gary Thomas <gthomas@redhat.com>
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129
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130 * include/eth_drv.h: Add [initial] extensions to let this
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131 layer work either in an eCos environment or stand-alone.
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132
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133 2000-07-11 Gary Thomas <gthomas@redhat.com>
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134
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135 * include/eth_drv.h: Add minimal PCMCIA support.
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136
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137 * src/eth_drv.c (eth_drv_netdev): New function - used to find the
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138 ethernet device info for PCMCIA devices.
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139
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140 2000-06-23 Hugo Tyson <hmt@cygnus.co.uk>
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141
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142 * src/eth_drv.c (eth_drv_send): Do not consume an SG entry for
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143 zero length data; tolerate overflow of the SG. Before this, pings
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144 of 6000 bytes crashed the system!
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145
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146 You can now set net_debug to 2 to get quieter output; 1 gives the
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147 whole packet dump as before.
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148
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149 * include/eth_drv.h (MAX_ETH_DRV_SG): Make this 16 so that an MTU
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150 made of all mbufs will not overflow.
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151
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152 2000-03-28 Gary Thomas <gthomas@redhat.com>
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153
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154 * src/eth_drv.c (eth_drv_recv): Tolerate running out of MBUFs
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155 instead of "panic"ing.
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156
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157 2000-03-08 Gary Thomas <gthomas@redhat.com>
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158
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159 * src/eth_drv.c: Add some function [block] comments.
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160 (eth_drv_send): Use eCos scheduler lock instead of interrupt lock.
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161
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162 2000-03-08 Hugo Tyson <hmt@cygnus.co.uk>
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163
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164 * doc/driver_doc: Add some clarification about what's called when,
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165 proofreading results, shorter lines so I can print it nicely.
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166
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167 2000-03-06 Gary Thomas <gthomas@redhat.com>
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168
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169 * src/eth_drv.c:
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170 * include/eth_drv.h:
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171 * doc/driver_doc: Remove generic "priv"ate references.
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172
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173 2000-02-29 Gary Thomas <gthomas@cygnus.co.uk>
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174
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175 * src/eth_drv.c:
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176 * include/eth_drv.h: New expanded API for hardware drivers.
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177
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178 2000-02-18 Gary Thomas <gthomas@cygnus.co.uk>
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179
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180 * src/eth_drv.c (eth_drv_send): Disable interrupts while initiating
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181 the buffer send - avoid a possible race.
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182
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183 2000-02-08 John Dallaway <jld@cygnus.co.uk>
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184
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185 * cdl/eth_drivers.cdl:
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186 Reparent under CYGPKG_NET and tidy display strings.
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187
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188 //===========================================================================
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189 //####COPYRIGHTBEGIN####
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190 //
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191 // -------------------------------------------
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192 // The contents of this file are subject to the Red Hat eCos Public License
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193 // Version 1.1 (the "License"); you may not use this file except in
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194 // compliance with the License. You may obtain a copy of the License at
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195 // http://www.redhat.com/
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196 //
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197 // Software distributed under the License is distributed on an "AS IS"
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198 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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199 // License for the specific language governing rights and limitations under
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200 // the License.
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201 //
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202 // The Original Code is eCos - Embedded Configurable Operating System,
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203 // released September 30, 1998.
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204 //
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205 // The Initial Developer of the Original Code is Red Hat.
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206 // Portions created by Red Hat are
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207 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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208 // All Rights Reserved.
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209 // -------------------------------------------
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210 //
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211 //####COPYRIGHTEND####
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212 //===========================================================================
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213
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214
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215