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Diffstat (limited to 'en')
| -rw-r--r-- | en/boot-installer/arm.xml | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/en/boot-installer/arm.xml b/en/boot-installer/arm.xml index f9f36b1ad..7ea76596e 100644 --- a/en/boot-installer/arm.xml +++ b/en/boot-installer/arm.xml @@ -112,4 +112,77 @@ tool</ulink> for Windows to upgrade the firmware via the network. </para> </sect4> </sect3> + <sect3 arch="arm" id="boot-firmware-ss4000e"><title>Booting the SS4000-E</title> + <para> +Due to limitations in the SS4000-E firmware, it unfortunately is not +possible to boot the installer without the use of a serial port at +this time. To boot the installer, you will need a serial nullmodem +cable; a computer with a serial port<footnote +id='arm-s4ke-port'><para>a USB serial converter will also +work</para></footnote>; and a ribbon cable with a male DB9 connector +at one end, and a 10-pin .1" IDC header at the other<footnote +id='arm-s4k-rib'><para>this cable is often found in older desktop +machines with builtin 9-pin serial ports</para></footnote> + </para> + <para> +To boot the SS4000-E, first load the Debian-provided firmware image +(ss4000e.pkg) through the SS4000-E's web interface (go to +'administration', then to 'firmware', and upload the image). Next, +use your serial nullmodem cable and the ribbon cable to connect to the +serial port of the SS4000-E, and reboot the machine. You need to use a +serial terminal application to communicate with the machine; a good +option on a Debian GNU/Linux is to use the <command>cu</command> +program, in the package of the same name. Assuming the serial port on +your computer is to be found on <file>/dev/ttyS0</file>, use the +following command line:</para> + <informalexample><screen> +cu -lttyS0 -s115200 + </screen></informalexample> + <para> +If using Windows, you may want to consider using the program +"hyperterminal". Use a baud rate of 115200, 8 bits word length, no +stop bits, and one parity bit. + </para> + <para> +When the machine boots, you will see the following line of output: + </para> + <informalexample><screen> +No network interfaces found + +EM-7210 ver.T04 2005-12-12 (For ver.AA) +== Executing boot script in 1.000 seconds - enter ^C to abort + </screen></informalexample> + <para> +At this point, hit Control-C to interrupt the boot loader.<footnote +id='arm-s4ke-sec'><para>Note that you have only one second to do so; +if you miss this window, just powercycle the machine and try +again</para></footnote>. This will give you the RedBoot prompt. Enter +the following command: + </para> + <informalexample><screen> +fconfig boot_script_data + </screen></informalexample> + <para> +RedBoot is now waiting for you to enter the boot script. Make sure to +<emphasize>exactly</emphasize> enter the following script: + </para> + <informalexample><screen> +fis load ramdisk.gz +fis load zImage +exec -c "console=ttyS0,115200 rw root=/dev/ram mem=256M@0xa0000000" -r 0x01800000 + </screen></informalexample> + <para> +Finish the script with an empty line, and enter 'y' at the prompt to +update the non-volatile configuration. Finally, use 'reset' to restart +the system, and allow it to boot normally. The installer should now +come up as normal. You can either install Debian through the serial +port, or use an SSH client to connect through SSH. + </para> + <para> +Note that it is not necessary to update the boot script after the +installation. The system will be configured to take the root device from +system configuration, rather than from the kernel command line. It will +not do any harm to do so anyway, however. + </para> + </sect3> </sect2> |