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annotate packages/io/eth/current/ChangeLog @ 1169:83f799d5b41a

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Improve stand-alone networking speeds.
author gthomas
date Tue, 19 Aug 2003 17:23:01 +0000
parents b56e22bed6a2
children d1261134d7f8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1169
83f799d5b41a Improve stand-alone networking speeds.
gthomas
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1 2003-08-19 Gary Thomas <gary@mlbassoc.com>
83f799d5b41a Improve stand-alone networking speeds.
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2
83f799d5b41a Improve stand-alone networking speeds.
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3 * src/stand_alone/eth_drv.c:
83f799d5b41a Improve stand-alone networking speeds.
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4 * src/net/eth_drv.c: Improve network speeds by reducing some
83f799d5b41a Improve stand-alone networking speeds.
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5 overhead and also the delay when sending a packet.
83f799d5b41a Improve stand-alone networking speeds.
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6
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b56e22bed6a2 * include/eth_drv.h:
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7 2003-07-23 Nick Garnett <nickg@balti.calivar.com>
b56e22bed6a2 * include/eth_drv.h:
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8
b56e22bed6a2 * include/eth_drv.h:
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9 * include/eth_drv.h:
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10 * src/net/eth_drv.c:
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11 Added an ifndef to fix warnings about NBPFILTER not being
b56e22bed6a2 * include/eth_drv.h:
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12 defined.
b56e22bed6a2 * include/eth_drv.h:
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13
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23fd347aba65 support multiple net drivers in RedBoot
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14 2003-03-20 Mark Salter <msalter@redhat.com>
23fd347aba65 support multiple net drivers in RedBoot
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15
23fd347aba65 support multiple net drivers in RedBoot
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16 * cdl/eth_drivers.cdl (CYGHWR_NET_DRIVERS): Moved here from net/common.
23fd347aba65 support multiple net drivers in RedBoot
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17
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a6926bb063e1 * src/net/eth_drv.c: Added calls to cyg_net_show_mbufs() whenever
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18 2003-03-14 Nick Garnett <nickg@calivar.com>
a6926bb063e1 * src/net/eth_drv.c: Added calls to cyg_net_show_mbufs() whenever
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19
a6926bb063e1 * src/net/eth_drv.c: Added calls to cyg_net_show_mbufs() whenever
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20 * src/net/eth_drv.c: Added calls to cyg_net_show_mbufs() whenever
a6926bb063e1 * src/net/eth_drv.c: Added calls to cyg_net_show_mbufs() whenever
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21 we see an out-of-mbufs problem.
a6926bb063e1 * src/net/eth_drv.c: Added calls to cyg_net_show_mbufs() whenever
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22
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fa95d14326ad linux exec fix
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23 2003-03-11 Mark Salter <msalter@redhat.com>
fa95d14326ad linux exec fix
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24
fa95d14326ad linux exec fix
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25 * src/stand_alone/eth_drv.c (eth_drv_stop): Uncomment, make non-static,
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26 and use __local_enet_sc.
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27 * include/eth_drv.h: Add extern decl for eth_drv_stop.
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28
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48a2603f1291 * cdl/eth_drivers.cdl: Add doc link.
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29 2003-02-24 Jonathan Larmour <jifl@eCosCentric.com>
48a2603f1291 * cdl/eth_drivers.cdl: Add doc link.
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30
48a2603f1291 * cdl/eth_drivers.cdl: Add doc link.
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31 * cdl/eth_drivers.cdl: Add doc link.
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32
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33 2003-02-07 Jonathan Larmour <jifl@eCosCentric.com>
e2b797ca39b4 * src/net/eth_drv.c: If driver can't set multi-cast, indicate it's
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34
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35 * src/net/eth_drv.c: If driver can't set multi-cast, indicate it's
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36 only a warning.
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37
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918b1f4e9403 CDL for SG list size used by all drivers.
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38 2002-08-14 Gary Thomas <gthomas@ecoscentric.com>
918b1f4e9403 CDL for SG list size used by all drivers.
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39
918b1f4e9403 CDL for SG list size used by all drivers.
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40 * cdl/eth_drivers.cdl: CYGNUM_IO_ETH_DRIVERS_SG_LIST_SIZE
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41 needs to be global (used by all drivers, not just NET).
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42
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bd1db6a90df9 Fix problems with overflowing scatter-gather lists.
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43 2002-08-13 Gary Thomas <gthomas@ecoscentric.com>
bd1db6a90df9 Fix problems with overflowing scatter-gather lists.
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44
bd1db6a90df9 Fix problems with overflowing scatter-gather lists.
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45 * src/net/eth_drv.c (eth_drv_send): Print a better message
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46 if the scatter-gather list overflows.
bd1db6a90df9 Fix problems with overflowing scatter-gather lists.
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47
bd1db6a90df9 Fix problems with overflowing scatter-gather lists.
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48 * include/eth_drv.h (MAX_ETH_DRV_SG):
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49 * cdl/eth_drivers.cdl: Add control over size of scatter-gather
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50 data lists used to pass requests to physical layer. Previous
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51 value was sometimes too small.
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52
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1eb79d208648 Fix compile error.
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53 2002-07-31 Gary Thomas <gary@chez-thomas.org>
1eb79d208648 Fix compile error.
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54
1eb79d208648 Fix compile error.
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55 * src/net/eth_drv.c (eth_drv_start): Fix compile error when
1eb79d208648 Fix compile error.
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56 built with old stack (no multicast) - introduced below.
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57
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c8e3659acd62 Fix from Red Hat: reconfigure multicast addresses if present on startup.
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58 2002-07-26 Gary Thomas <gary@chez-thomas.org>
c8e3659acd62 Fix from Red Hat: reconfigure multicast addresses if present on startup.
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59 2002-07-26 Ken Cox <jkc@redhat.com>
c8e3659acd62 Fix from Red Hat: reconfigure multicast addresses if present on startup.
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60
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61 * src/net/eth_drv.c (eth_drv_start): Force multicast address
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62 setup any time chip is reset/reconfigured.
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63
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64 2002-05-30 Jonathan Larmour <jlarmour@redhat.com>
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65
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66 * cdl/eth_drivers.cdl: Provide CYGINT_IO_ETH_INT_SUPPORT_REQUIRED
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67 interface to indicate if interrupt support is required.
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68
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69 2002-05-28 Jonathan Larmour <jlarmour@redhat.com>
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70
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71 * src/lwip/lw.diff: Remove. Obsolete.
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72
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73 2002-05-13 Jesper Skov <jskov@redhat.com>
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74
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75 * cdl/eth_drivers.cdl: Moved the package's header files to
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76 cyg/io/eth to clean up the include root directory.
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77
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78 2002-04-30 Jonathan Larmour <jlarmour@redhat.com>
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79
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80 * src/lwip/eth_drv.c: Update from Jani Monoses.
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81
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82 * cdl/eth_drivers.cdl: Move CYGINT_ISO_STRING_STRFUNCS requirement
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83 into CYGPKG_IO_ETH_DRIVERS_NET where it belongs.
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84 Move CYGINT_ISO_STRING_MEMFUNCS requirement into
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85 CYGPKG_IO_ETH_DRIVERS_STAND_ALONE where it belongs.
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86
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87 2002-04-10 Gary Thomas <gthomas@redhat.com>
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88
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89 * src/net/eth_drv.c: Only pass mutlicast addresses down to drivers.
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90
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91 2002-04-05 Jani Monoses <jani@iv.ro>
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92
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93 * src/lwip/eth_drv.c: New file. Add eth driver support for lwip.
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94 * src/lwip/lw.diff: New file. diff against lwip sources.
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95 * src/lwip/README: New file.
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96 * cdl/eth_drivers.cdl: Add lwip driver support.
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97
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98 2002-03-09 Gary Thomas <gthomas@redhat.com>
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99
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100 * src/net/eth_drv.c: Select 'multicast_all' if too many addresses
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101 are required. Also, ignore any non-multicast addresses.
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102
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103 2002-02-22 Hugo Tyson <hmt@redhat.com>
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104
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105 * doc/ethdrv.sgml: New file. SGML-ized the existing driver-doc
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106 file and brought the information up to date with deliver functions
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107 and all that.
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108
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109 2002-02-18 Gary Thomas <gthomas@redhat.com>
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110
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111 * cdl/eth_drivers.cdl:
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112 Add new interface CYGINT_IO_ETH_MULTICAST which is used to
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113 insure that drivers support multicast addresses if IPv6 is used.
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114
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115 2002-02-15 Gary Thomas <gthomas@redhat.com>
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116
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117 * src/net/eth_drv.c:
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118 * include/eth_drv.h: Add framework for multicast address support.
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119
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120 2002-01-30 Hugo Tyson <hmt@redhat.com>
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121
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122 * cdl/eth_drivers.cdl (CYGPKG_IO_ETH_DRIVERS_WARN_FORCE_CONSOLE):
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123 CDL options removed; control is now from RedBoot.
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124
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125 * src/net/eth_drv.c (START_CONSOLE): Changed to use RedBoot
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126 fconfig items for deciding what console to use for special debug
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127 messages such as "out of MBUFs" and the like.
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128
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129 * src/stand_alone/eth_drv.c (LOCK_APPLICATION_SCHEDULER): New
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130 macro to do what it says, before passing packets to the app.
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131 Used in two places: when passing a received packet, and when
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132 passing a tx completion status back.
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133
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134 2002-01-28 Gary Thomas <gthomas@redhat.com>
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135
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136 * src/net/eth_drv.c (eth_drv_init): Changes for supporting new
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137 FreeBSD based stack (minor API changes internal to that stack).
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138
199
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139 2001-12-12 Hugo Tyson <hmt@redhat.com>
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140
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141 * src/net/eth_drv.c (START_CONSOLE,END_CONSOLE): New macros akin
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142 to those within RedBoot's internal net_io.c, for directing warning
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143 messages to a serial line if required. All printf's wrapped in
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144 them for safety.
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145
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146 * cdl/eth_drivers.cdl (CYGPKG_IO_ETH_DRIVERS_WARN_FORCE_CONSOLE):
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147 and ..._NUMBER, new options to direct application warning output
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148 somewhere useful (less harmful) for when you are debugging over
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149 the net. Trying to print within a call which occurred from within
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150 RedBoot itself is such a recursive situation as to be fatal.
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151 Defaults are disabled, you must choose to set these up if
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152 you want to debug your app safely over the network.
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153
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154 2001-12-12 Hugo Tyson <hmt@redhat.com>
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155
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156 * src/stand_alone/eth_drv.c (DIAG_DUMP_BUF_HDR,DIAG_DUMP_BUF_BDY):
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157 Separate macros for debug dumps of ethernet header and body.
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158 (eth_drv_write): Use them.
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159 (eth_drv_copy_recv): Do not corrupt the static data pointer, so
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160 that if we are erroneously called twice, at least what we pass is
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161 a packet, rather than random memory; do not escape to SEGV. Guard
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162 against NULL sg_list[].buf pointers, in case caller out of MBUFs.
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163 (eth_drv_recv): Only dump packet if we actually have a buffer.
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164 Only forward the packet if actually have a buffer.
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165
198
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166 2001-12-04 Richard Sandiford <rsandifo@redhat.com>
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167
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168 * src/stand_alone/eth_drv.c (eth_drv_read): Check that the return
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169 buffer is big enough to hold the packet.
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170
197
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171 2001-11-28 Jonathan Larmour <jlarmour@redhat.com>
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172
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173 * doc/driver_doc: Mention preferences on how the ESA should be set.
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174
195
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175 2001-10-30 Jonathan Larmour <jlarmour@redhat.com>
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176
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177 * doc/driver_doc: Add description of poll, deliver and int_vector
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178 driver functions.
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179
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180 2001-10-29 Hugo Tyson <hmt@redhat.com>
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181
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182 * src/net/eth_drv.c (eth_drv_tickle_devices): [CASE 106613] Rather
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183 than calling can_send() in the device driver directly, call our
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184 own eth_drv_send() function which will also dequeue a waiting
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185 packet if we find we indeed can_send(). This helps to recover
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186 from queue full situations within the if_ethersubr layer above.
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187 This change is belt & braces with a similar call in the code which
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188 drops a packet if the queue is full, in the main network code in
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189 net/tcpip/.../src/sys/net/if_ethersubr.c (ether_output); this
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190 change will recover the situation shortly even if the application
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191 gives up trying to send because of ENOBUFS.
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192
191
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193 2001-10-18 Jonathan Larmour <jlarmour@redhat.com>
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194
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195 * cdl/eth_drivers.cdl: Rename CYGSEM_IO_ETH_DRIVERS_DEBUG to
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196 CYGDBG_IO_ETH_DRIVERS_DEBUG and make it a common option.
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197 Add separate CYGDBG_IO_ETH_DRIVERS_DEBUG_VERBOSITY config.
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198
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199 * include/eth_drv.h: Don't claim BSD if it isn't.
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200 * include/eth_drv_stats.h: Ditto.
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201 * include/netdev.h: Ditto.
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202 * src/net/eth_drv.c: Ditto.
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203 Also use above CDL options to conditionalize debugging (and the
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204 verbosity level).
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205 * src/stand_alone/eth_drv.c: Use above renamed CDL options.
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206
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207 2001-10-11 Gary Thomas <gthomas@redhat.com>
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208
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209 * src/stand_alone/eth_drv.c (eth_drv_recv):
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210 Defensive programming - insure valid packet size.
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211
188
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212 2001-10-05 Jonathan Larmour <jlarmour@redhat.com>
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213
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214 * src/net/eth_drv.c: Add default implementation of min().
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215
184
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216 2001-09-26 Jesper Skov <jskov@redhat.com>
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217
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218 * cdl/eth_drivers.cdl: Require the string functions.
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219
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220 * src/stand_alone/eth_drv.c: Fix warnings.
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221
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222 2001-09-25 Hugo Tyson <hmt@redhat.com>
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223
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224 * src/net/eth_drv.c (eth_drv_dsr): Assert that the "sc" given to
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225 eth_drv_dsr() really is a sc from the valid list. This can save a
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226 few hours debug time of a typo.
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227
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228 2001-09-13 Hugo Tyson <hmt@redhat.com>
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229
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230 * src/net/eth_drv.c (eth_drv_tickle_devices): New function to call
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231 can_send() on all devices to allow them to unstick from a lost
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232 interrupt or other wedge - it's up to the device to detect this,
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233 of course, can_send() does not explicitly do this, it's just used
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234 as an opportunity harmlessly to get control into the device so it
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235 can examine its world.
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236
182
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237 2001-09-05 Gary Thomas <gthomas@redhat.com>
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238
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239 * src/stand_alone/eth_drv.c (eth_drv_init): Don't initialize
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240 structures if ESA is zero. This is used by low level drivers
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241 to indicate that a device is present, but can't currently be
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242 used. The eCos driver handles this case as well.
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243
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244 2001-08-31 Hugo Tyson <hmt@redhat.com>
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245 2001-08-31 Andrew Lunn <Andrew.Lunn@ascom.ch>
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246
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247 * src/net/eth_drv.c (eth_drv_tx_done): Guard against a NULL key
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248 return - which can be caused by race conditions in the driver,
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249 this is the neatest fixup. It's good defensive programming
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250 anyway and ASCOM's tests indicate a benefit for CASE 106059.
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251
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252 2001-08-22 Gary Thomas <gthomas@redhat.com>
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253
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254 * src/stand_alone/eth_drv.c:
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255 printf() is no longer a part of RedBoot. Thus all programs
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256 must use diag_printf() and related functions instead.
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257
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258 * cdl/eth_drivers.cdl: Only enable warning/debug modes if RedBoot
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259 is present as the debug environment (since there are implicit
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260 dependencies on RedBoot functions).
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261
181
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262 2001-08-20 Jonathan Larmour <jlarmour@redhat.com>
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263
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264 * src/net/eth_drv.c (eth_drv_send): Move endif location to fix build
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265 error.
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266
179
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267 2001-08-17 Jonathan Larmour <jlarmour@redhat.com>
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268
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269 * cdl/eth_drivers.cdl (CYGSEM_IO_ETH_DRIVERS_DEBUG): Now booldata.
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270 * src/stand_along/eth_drv.c (eth_drv_tx_done): Use different
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271 value of CYGSEM_IO_ETH_DRIVERS_DEBUG for verbosity.
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272
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273 2001-08-14 Gary Thomas <gthomas@redhat.com>
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274
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275 * src/stand_alone/eth_drv.c (eth_drv_write):
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276 (eth_drv_tx_done):
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277 (eth_drv_read): Better handling of stacking (layering) of drivers.
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278 RedBoot (stand alone code) is designed to call into the eCos
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279 stack and these changes make sure that this is done properly
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280 nested/stacked. These changes also affect the behaviour positively
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281 for CR 902745-CR.
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282
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283 * src/net/eth_drv.c (eth_drv_send): Add locking of driver while
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284 actual hardware routines are involved. Since the same driver
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285 can be shared by both eCos and RedBoot, it is imperative that
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286 additional locking (in the form of locking the scheduler) be
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287 employed during this window to make sure that the hardware is
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288 handled in complete, consistent steps. This helps with known
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289 bug CR 902745-CR.
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290
177
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291 2001-08-09 Hugo Tyson <hmt@redhat.com>
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292
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293 * src/net/eth_drv.c (eth_drv_recv): Add a pair of
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294 CYGARC_HAL_SAVE_GP()/CYGARC_HAL_RESTORE_GP() on entry and exit;
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295 this function is intercalled between RedBoot and the application.
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296 A minor re-org at the ending to accommodate these macros' nesting.
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297 (eth_drv_tx_done): CYGARC_HAL_SAVE_GP()/CYGARC_HAL_RESTORE_GP().
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298
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299 * src/stand_alone/eth_drv.c (eth_drv_tx_done): Add a pair of
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300 CYGARC_HAL_SAVE_GP()/CYGARC_HAL_RESTORE_GP() on entry and exit;
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301 this function is intercalled between RedBoot and the application.
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302 Also make printing message about "tx_done for other key" also
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303 conditional on net_debug variable - it's commonplace.
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304 (eth_drv_recv): CYGARC_HAL_SAVE_GP()/CYGARC_HAL_RESTORE_GP().
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305 (eth_drv_copy_recv): CYGARC_HAL_SAVE_GP()/CYGARC_HAL_RESTORE_GP().
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306
169
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307 2001-07-03 Gary Thomas <gthomas@redhat.com>
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308
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309 * src/net/eth_drv.c (eth_drv_recv): Better cleanup when running
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310 out of mbufs - could have lost mbufs before.
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311
163
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312 2001-06-21 David Woodhouse <dwmw2@redhat.com>
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313
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314 * src/stand_alone/eth_drv.c: Timeout when waiting for Ethernet
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315 driver to finish sending packet.
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316 * src/stand_alone/eth_drv.c: Don't delay if it's ready immediately.
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317
162
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318 2001-06-11 Gary Thomas <gthomas@redhat.com>
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319
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320 * cdl/eth_drivers.cdl: Make debug default for RedBoot.
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321
160
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322 2001-05-22 Jonathan Larmour <jlarmour@redhat.com>
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323
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324 * cdl/eth_drivers.cdl: New option: CYGSEM_IO_ETH_DRIVERS_PASS_PACKETS
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325 which replaces the static define in...
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326 * src/stand_alone_eth_drv.c: Rename ETH_DRV_PASS_PACKETS to
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327 new CDL option above.
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328 Also, ensure references to start_console/end_console are conditional
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329 on CYGSEM_IO_ETH_DRIVERS_DEBUG.
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330
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331 2001-05-22 Hugo Tyson <hmt@redhat.com>
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332 2001-05-22 Sanjay Bisen <Sanjay.Bisen@ascom.ch>
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333
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334 * src/net/eth_drv.c (eth_drv_recv): Patch from Sanjay at Ascom; it
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335 leaked one mbuf if you run out of clusters. Fix is simply to
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336 free m in addition to top.
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337
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338 * src/net/eth_drv.c (eth_drv_run_deliveries): Fixed a warning with
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339 an int cast in HAL_CTRLC_CHECK().
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340
156
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341 2001-03-21 Gary Thomas <gthomas@redhat.com>
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342
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343 * cdl/eth_drivers.cdl: Fewer buffers needed in stand-alone mode.
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344
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345 2001-03-12 Hugo Tyson <hmt@redhat.com>
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346
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347 * cdl/eth_drivers.cdl: Permit defines for
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348 CYGPKG_IO_ETH_DRIVERS_STAND_ALONE and CYGPKG_IO_ETH_DRIVERS_NET.
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349 The generic i82559 driver needs to know, unfortunately; it calls
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350 its own DSR directly to unblock after a lost interrupt. And you
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351 mustn't call the DSR under RedBoot == ....STAND_ALONE.
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352
149
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353 2001-01-15 Jesper Skov <jskov@redhat.com>
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354
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355 * src/net/eth_drv.c (eth_drv_init): Do not use enaddr if NULL.
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356
148
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357 2001-01-07 Gary Thomas <gthomas@redhat.com>
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358
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359 * cdl/eth_drivers.cdl: Add interface 'CYGPKG_NET_DRIVER_FRAMEWORK'
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360 to describe interdependencies between network stack and driver
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361 framework packages.
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362
147
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363 2001-01-04 Gary Thomas <gthomas@redhat.com>
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364
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365 * src/net/eth_drv.c (eth_drv_tx_done): Update count of Tx packets.
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366
145
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367 2000-12-11 Gary Thomas <gthomas@redhat.com>
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368
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369 * src/net/eth_drv.c (eth_drv_run_deliveries): Support ^C when
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370 using network based debug channel.
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371
143
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372 2000-12-02 Gary Thomas <gthomas@redhat.com>
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373
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374 * src/stand_alone/eth_drv.c (eth_drv_write): Debug: dump packet
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375 before calling hardware routine for improved usability.
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376
132
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377 2000-10-30 Gary Thomas <gthomas@redhat.com>
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378
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379 * include/eth_drv.h: Fix compile error in stand-alone mode.
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380
130
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381 2000-10-17 Hugo Tyson <hmt@redhat.com>
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382 2000-10-10 Andrew Lunn <Andrew.Lunn@ascom.ch>
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383 * cdl/eth_drivers.cdl: Add configury to disable the warnings about
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384 out of mbufs for receives.
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385
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386 * src/net/eth_drv.c: The changes required for the above.
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387
128
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388 2000-09-28 Hugo Tyson <hmt@redhat.com>
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389
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390 * src/net/eth_drv.c (eth_drv_run_deliveries): Remove race
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391 condition; a chance to deliver could be delayed until "next time"
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392 if the DSR snuck in just right.
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393
126
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394 2000-09-14 Hugo Tyson <hmt@redhat.com>
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395
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396 * cdl/eth_drivers.cdl: Add configury to control new features. All
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397 is controlled globally by CYGPKG_IO_ETH_DRIVERS_SIMULATED_FAILURES
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398 which is by default off, natch.
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399
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400 * src/net/eth_drv.c (simulate_fail): Implement simulated failures
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401 in ethernet packet delivery - independent tx and rx dropping and
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402 rx packet corruption. Also a "line break" drop-all feature.
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403
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404 2000-09-13 Gary Thomas <gthomas@redhat.com>
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405
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406 * src/stand_alone/eth_drv.c: Take out noisy dump when out of buffers.
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407
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408 2000-09-11 Hugo Tyson <hmt@cygnus.co.uk>
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409
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410 * src/stand_alone/eth_drv.c (eth_drv_write): If we timeout waiting
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411 for the write to complete, do reset the vectors to point to the
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412 application, rather just a bald "return".
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413
124
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414 2000-09-08 Hugo Tyson <hmt@cygnus.co.uk>
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415
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416 * include/netdev.h (NETDEVTAB_ENTRY): Work around feature of new
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417 version of CYG_HAL_TABLE_ENTRY() whereby no spaces are allowed.
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418
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419 2000-09-07 Jonathan Larmour <jlarmour@redhat.com>
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420
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421 * include/netdev.h (cyg_netdevtab_entry_t): Correct syntax for
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422 CYG_HAL_TABLE_TYPE
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423
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424 2000-09-04 Jonathan Larmour <jlarmour@redhat.com>
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425
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426 * include/netdev.h (cyg_netdevtab_entry_t): Apply CYG_HAL_TABLE_TYPE
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427
121
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428 2000-09-01 Hugo Tyson <hmt@cygnus.co.uk>
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429
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430 * src/stand_alone/eth_drv.c (eth_drv_dsr): New function, never
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431 called but maybe referenced in stand_alone context, which lets
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432 redboot work in the new world.
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433
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434 2000-09-01 Hugo Tyson <hmt@cygnus.co.uk>
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435
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436 * OVERVIEW: This is part of the change to the network stack to
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437 greatly reduce latencies both of (other) DSRs and of thread
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438 scheduling. All the work that the network stack *and* individual
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diff changeset
439 ether drivers used to do in DSRs (including alarm callbacks and
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440 data copies to/from the device memory) is moved into a "fast
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441 network thread" instead. It calls a device's "deliver" function
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442 to do the work that was previously in the DSR. This is a separate
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443 thread so that it can be set higher priority than application
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444 threads in order to minimize packet loss (depending on the
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445 driver), if required (the application threads presumed to be
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446 higher priority in turn than the network thread). A crucial
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447 consequence of this is that we are no longer locking against DSRs,
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448 so a plain mutex can be used rather than the global scheduler
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449 lock, thus simplifying all the splfoo/splx() style functions.
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450
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451 These changes WILL BREAK individual device drivers until they are
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452 updated AND the standalone logical ether driver in this component,
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453 until it is updated also.
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454
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455 * include/eth_drv.h (ETH_DRV_SC): Add "deliver" entry to struct
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456 eth_hwr_funs interface record; declare available DSR and flag for
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457 "needs delivery" in SC status field.
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458
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459 * src/net/eth_drv.c (eth_drv_run_deliveries): New function,
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460 performs callbacks to deliver funcs for all devs that want it.
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461 (eth_drv_dsr): New function, sets flag in sc and calls up to net
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462 stack to schedule the fast network thread.
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463 (eth_drv_send): No need to lock scheduler here.
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464
119
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465 2000-08-29 Gary Thomas <gthomas@redhat.com>
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466
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467 * src/stand_alone/eth_drv.c: Use null buffer, (char *)0,
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468 instead of wasting memory - low level drivers must be designed
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469 to handle this case.
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470
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471 2000-08-28 Gary Thomas <gthomas@redhat.com>
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472
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473 * src/stand_alone/eth_drv.c: Use new configuration parameters.
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474
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475 * cdl/eth_drivers.cdl: Add new configury to control number of
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diff changeset
476 internal buffers used by this layer. Also exposed some of the
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diff changeset
477 debug flags here.
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478
117
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479 2000-08-25 Hugo Tyson <hmt@cygnus.co.uk>
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480
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481 * include/eth_drv_stats.h (ether_drv_stats): A little further
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482 diddling; have a bool to say whether the dot3 info is filled in.
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483
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484 2000-08-24 Hugo Tyson <hmt@cygnus.co.uk>
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485
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486 * src/net/eth_drv.c (eth_drv_ioctl): Implement ioctl() calls.
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487 sockio.h numbers SIOCGIFSTATS and SIOCGIFSTATSUD map to
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488 ETH_DRV_GET_IF_STATS and ETH_DRV_GET_IF_STATS_UD respectively.
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489
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490 * include/eth_drv.h (ETH_DRV_GET_IF_STATS_UD): Add new device
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491 interface ioctl() numbers, to get the struct below filled in.
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492 Also pull in the definition include file (below).
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493
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494 * include/eth_drv_stats.h (ether_drv_stats): New file: Define
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495 common structure for ether devices to return stats info to higher
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496 up, via an ioctl() call. SNMP uses this.
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497
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diff changeset
498 2000-08-23 Gary Thomas <gthomas@redhat.com>
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499
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500 * src/stand_alone/eth_drv.c:
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501 * include/eth_drv.h: Low level drivers now need to export a
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diff changeset
502 function which returns the interrupt vector used by that interface.
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diff changeset
503 This allows outside code to determine this in a portable fashion.
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504
115
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505 2000-08-16 Gary Thomas <gthomas@redhat.com>
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506
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507 * src/stand_alone/eth_drv.c:
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508 * include/eth_drv.h: Clean up warnings (better protyping).
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509
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510 * src/stand_alone/eth_drv.c (eth_drv_write): Abandon sending
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511 packet if device goes not ready for a long time (in some cases,
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512 this is the only indication that the link is down).
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513
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514 2000-08-07 Gary Thomas <gthomas@redhat.com>
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515
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516 * src/net/eth_drv.c (eth_drv_recv): Add safety in case this gets
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517 called [from stand-alone code] while interface is not up.
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518
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519 * src/stand_alone/eth_drv.c:
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520 * include/eth_drv.h: Rework to more fully support mixed stand-alone
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521 and system (eCos) stacks.
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522
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523 2000-08-03 Gary Thomas <gthomas@redhat.com>
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524
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525 * cdl/eth_drivers.cdl: Reparent within I/O, not NET. This allows
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526 for stand-alone use as well as support for other stack implementations.
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527
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528 2000-07-28 Hugo Tyson <hmt@cygnus.co.uk>
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529
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530 * src/eth_drv.c (eth_drv_recv): Assert that the length we're asked
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531 to deal with is at least an ether header, and also be defensive in
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532 any case; discard small packets. [CASE 104206]
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533
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534 2000-07-26 Gary Thomas <gthomas@redhat.com>
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535
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536 * src/eth_drv.c:
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537 * include/eth_drv.h: Change interfaces used by hardware layer to
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538 be "soft" (pointers to functions). This will allow those drivers
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539 to be shared by applications and the ROM/debug environment.
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540
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541 2000-07-15 Gary Thomas <gthomas@redhat.com>
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542
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543 * include/eth_drv.h: Add [initial] extensions to let this
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544 layer work either in an eCos environment or stand-alone.
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545
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546 2000-07-11 Gary Thomas <gthomas@redhat.com>
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547
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548 * include/eth_drv.h: Add minimal PCMCIA support.
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549
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550 * src/eth_drv.c (eth_drv_netdev): New function - used to find the
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551 ethernet device info for PCMCIA devices.
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552
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553 2000-06-23 Hugo Tyson <hmt@cygnus.co.uk>
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554
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555 * src/eth_drv.c (eth_drv_send): Do not consume an SG entry for
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556 zero length data; tolerate overflow of the SG. Before this, pings
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557 of 6000 bytes crashed the system!
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558
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559 You can now set net_debug to 2 to get quieter output; 1 gives the
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560 whole packet dump as before.
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561
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562 * include/eth_drv.h (MAX_ETH_DRV_SG): Make this 16 so that an MTU
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563 made of all mbufs will not overflow.
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564
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565 2000-03-28 Gary Thomas <gthomas@redhat.com>
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566
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567 * src/eth_drv.c (eth_drv_recv): Tolerate running out of MBUFs
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568 instead of "panic"ing.
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569
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570 2000-03-08 Gary Thomas <gthomas@redhat.com>
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571
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572 * src/eth_drv.c: Add some function [block] comments.
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573 (eth_drv_send): Use eCos scheduler lock instead of interrupt lock.
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574
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575 2000-03-08 Hugo Tyson <hmt@cygnus.co.uk>
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576
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577 * doc/driver_doc: Add some clarification about what's called when,
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578 proofreading results, shorter lines so I can print it nicely.
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579
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580 2000-03-06 Gary Thomas <gthomas@redhat.com>
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581
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582 * src/eth_drv.c:
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583 * include/eth_drv.h:
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584 * doc/driver_doc: Remove generic "priv"ate references.
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585
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586 2000-02-29 Gary Thomas <gthomas@cygnus.co.uk>
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587
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588 * src/eth_drv.c:
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589 * include/eth_drv.h: New expanded API for hardware drivers.
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590
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591 2000-02-18 Gary Thomas <gthomas@cygnus.co.uk>
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592
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593 * src/eth_drv.c (eth_drv_send): Disable interrupts while initiating
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594 the buffer send - avoid a possible race.
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595
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596 2000-02-08 John Dallaway <jld@cygnus.co.uk>
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597
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598 * cdl/eth_drivers.cdl:
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599 Reparent under CYGPKG_NET and tidy display strings.
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600
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601 //===========================================================================
208
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602 //####ECOSGPLCOPYRIGHTBEGIN####
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603 // -------------------------------------------
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604 // This file is part of eCos, the Embedded Configurable Operating System.
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605 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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606 //
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607 // eCos is free software; you can redistribute it and/or modify it under
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608 // the terms of the GNU General Public License as published by the Free
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609 // Software Foundation; either version 2 or (at your option) any later version.
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610 //
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611 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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612 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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613 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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614 // for more details.
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615 //
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616 // You should have received a copy of the GNU General Public License along
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617 // with eCos; if not, write to the Free Software Foundation, Inc.,
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618 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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619 //
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620 // As a special exception, if other files instantiate templates or use macros
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621 // or inline functions from this file, or you compile this file and link it
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622 // with other works to produce a work based on this file, this file does not
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623 // by itself cause the resulting work to be covered by the GNU General Public
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624 // License. However the source code for this file must still be made available
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625 // in accordance with section (3) of the GNU General Public License.
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626 //
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627 // This exception does not invalidate any other reasons why a work based on
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628 // this file might be covered by the GNU General Public License.
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629 //
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630 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
210
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631 // at http://sources.redhat.com/ecos/ecos-license/
208
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632 // -------------------------------------------
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633 //####ECOSGPLCOPYRIGHTEND####
115
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634 //===========================================================================
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635
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636
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637