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authorwdenk <wdenk>2004-04-15 21:48:45 +0000
committerwdenk <wdenk>2004-04-15 21:48:45 +0000
commita3d991bd0da8b9fb9dbf2c7481091c3d082b9b13 (patch)
treec474375dc1cc812e006921ab2ad122b21923e512 /README
parenta6ab4bf978a3d5a52a47bbd259b7eb4c860ebd0c (diff)
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Patches by Pantelis Antoniou, 30 Mar 2004:
add networking support for VLANs (802.1q), and CDP (Cisco Discovery Protocol)
Diffstat (limited to 'README')
-rw-r--r--README63
1 files changed, 63 insertions, 0 deletions
diff --git a/README b/README
index 4d7145d..d181626 100644
--- a/README
+++ b/README
@@ -582,6 +582,7 @@ The following options need to be configured:
CFG_CMD_USB * USB support
CFG_CMD_VFD * VFD support (TRAB)
CFG_CMD_BSP * Board SPecific functions
+ CFG_CMD_CDP * Cisco Discover Protocol support
-----------------------------------------------
CFG_CMD_ALL all
@@ -950,6 +951,48 @@ The following options need to be configured:
environment variable is passed as option 12 to
the DHCP server.
+ - CDP Options:
+ CONFIG_CDP_DEVICE_ID
+
+ The device id used in CDP trigger frames.
+
+ CONFIG_CDP_DEVICE_ID_PREFIX
+
+ A two character string which is prefixed to the MAC address
+ of the device.
+
+ CONFIG_CDP_PORT_ID
+
+ A printf format string which contains the ascii name of
+ the port. Normally is set to "eth%d" which sets
+ eth0 for the first ethernet, eth1 for the second etc.
+
+ CONFIG_CDP_CAPABILITIES
+
+ A 32bit integer which indicates the device capabilities;
+ 0x00000010 for a normal host which does not forwards.
+
+ CONFIG_CDP_VERSION
+
+ An ascii string containing the version of the software.
+
+ CONFIG_CDP_PLATFORM
+
+ An ascii string containing the name of the platform.
+
+ CONFIG_CDP_TRIGGER
+
+ A 32bit integer sent on the trigger.
+
+ CONFIG_CDP_POWER_CONSUMPTION
+
+ A 16bit integer containing the power consumption of the
+ device in .1 of milliwatts.
+
+ CONFIG_CDP_APPLIANCE_VLAN_TYPE
+
+ A byte containing the id of the VLAN.
+
- Status LED: CONFIG_STATUS_LED
Several configurations allow to display the current
@@ -2187,6 +2230,26 @@ Some configuration options can be set using Environment Variables:
bootstopkey - see CONFIG_AUTOBOOT_STOP_STR
+ ethprime - When CONFIG_NET_MULTI is enabled controls which
+ interface is used first.
+
+ ethact - When CONFIG_NET_MULTI is enabled controls which
+ interface is currently active. For example you
+ can do the following
+
+ => setenv ethact FEC ETHERNET
+ => ping 192.168.0.1 # traffic sent on FEC ETHERNET
+ => setenv ethact SCC ETHERNET
+ => ping 10.0.0.1 # traffic sent on SCC ETHERNET
+
+ netretry - When set to "no" each network operation will
+ either succeed or fail without retrying.
+ Useful on scripts which control the retry operation
+ themselves.
+
+ vlan - When set to a value < 4095 the traffic over
+ ethernet is encapsulated/received over 802.1q
+ VLAN tagged frames.
The following environment variables may be used and automatically
updated by the network boot commands ("bootp" and "rarpboot"),