Changes between Version 6 and Version 7 of Internal/OpenFlow/QuantaSetup

Timestamp:

Jan 6, 2011, 10:04:17 PM (13 years ago)

Author:

akoshibe

Comment:

—

Internal/OpenFlow/QuantaSetup

@@ -35 +35 @@
  4. modify boot parameters
 
+The switch for SB9 will be images via nfs with console.sb9 as the server. This is to prevent users from bricking the switch by playing with u-boot. 
+
 === 2.2.1. change network settings ===
 The network settings are hard-wired into the switch via environment variables. The default settings statically set the switch's IP to a 192.168.X.X address block, which you might want to change depending on your network setup. This can be done using command `setenv`. While all environment variables can be viewed with `printenv`, the four variables of our interest are:
@@ -66 +68 @@
 
 === 2.2.3. modifying boot parameters ===
-in addition, you want to modify `flash_bootcmd` so that it tells the linux kernel to mount the root filesystem read-write:
+In addition, you want to modify `flash_bootcmd` so that it tells the linux kernel to mount the root filesystem read-write:
 {{{
 => setenv flash_bootcmd 'setenv bootargs root=/dev/ram console=ttyS0,$baudrate rw; bootm ffd00000 ff000000 ffee0000'
 => saveenv
 }}}
-
-and reboot the switch. if all goes well, you should be at the Linux shell prompt once the switch starts up.
+Also, make sure that the variable `bootcmd` is set to `run flash_bootcmd`. If not, reset with setenv and save this change as well:
+{{{
+=> setenv 'run flash_bootcmd'
+=> saveenv
+}}}
+and load the image by issuing the command `boot`. if all goes well, you should be at the Linux shell prompt once the switch starts up.
 
 == 3. Configuration ==