From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Brower Date: Wed, 10 Dec 2003 17:38:28 +0000 Subject: Re: Installing Linux on a E250 with serial console: cannot get the Message-Id: List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: ultralinux@vger.kernel.org From the RSC Users Guide: > ok diag-output-to ttya > ok setenv input-device keyboard > ok setenv output-device screen You should be able to use the serial connector on the RSC card to boot to OBP. From there, run the above commands and you'll have a console on the standard serial port after upon reboot. I've not removed the RSC card. Take a look at docs.sun.com (search for RSC) for information on RSC and the system console. E William (BT) Griffin wrote: > do you have the telnet card in the machine? and if its configured you wont > get anything from the serial connection in normal power-on mode. I had this > problem and just removed the card and then I had serial output. > > William > > > -----Original Message----- > From: ultralinux-owner@vger.kernel.org > [mailto:ultralinux-owner@vger.kernel.org]On Behalf Of Stephane > Bortzmeyer > Sent: Tuesday, December 09, 2003 12:39 AM > To: ultralinux@vger.kernel.org > Subject: Installing Linux on a E250 with serial console: cannot get the > boot prompt > > > Hello, everybody, > > I try to boot a Sun E250 which has no monitor or keyboard. Following > the instructions in the UltraLinux FAQ > , I configured a PC with > FreeBSD and minicom to act as the serial console. (I also tried > minicom on a RedHat, without more success.) > > When I power on the machine in the Diagnostics position, I see the > boot messages. So my cables and emulator are OK. But sending Break > with Ctrl-A F does not seem to have any result: I cannot get the boot > prompt (ok). > > When I power on the machine in Power-On mode, I get nothing on the > screen, not one message. > > Last screen of messages in Diagnostics mode (after that, nothing > moves): > > Primary I/O probing > Probing /pci@1f,4000 at Device 1 network > Probing /pci@1f,4000 at Device 3 scsi disk tape scsi disk tape > Probing /pci@1f,4000 at Device 2 Nothing there > Probing /pci@1f,4000 at Device 4 Nothing there > Probing /pci@1f,4000 at Device 5 Nothing there > Probing /pci@1f,2000 at Device 0 This slot excluded from probing... > Probing /pci@1f,2000 at Device 1 Nothing there > Probing /pci@1f,2000 at Device 2 Nothing there > Probing /pci@1f,2000 at Device 3 Nothing there > Probing /pci@1f,2000 at Device 4 Nothing there > Probing /pci@1f,2000 at Device 5 Nothing there > > - > To unsubscribe from this list: send the line "unsubscribe ultralinux" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > > - > To unsubscribe from this list: send the line "unsubscribe ultralinux" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > > . >