[LinuxBIOS] Is this system supported? SUN FIRE X4100

Duncan Laurie dlaurie at google.com
Mon Apr 10 20:44:05 CEST 2006

On Mon, 10 Apr 2006, Lu, Yinghai wrote:
> 1. Is there anything special in BIOS to be done for making serial over
> LAN or IPMI over LAN working with your BMC daughter card...? I mean
> connection to NIC shared or I2C.

I don't recall the details; its possible there is some BIOS
interaction involved in setting up the SuperIO for serial mux.

> 2. Good to hear that separated FLASH for LSI...
> 3. Can you check the protocol for USB that BMC simulated? OHCI or UHCI
> or EHCI only?

It should be OHCI.  I remember booting over virtual USB was
rather slow at USB1.1 but infinitely useful.


> -----Original Message-----
> From: Duncan Laurie [mailto:dlaurie at google.com] 
> Sent: Monday, April 10, 2006 11:13 AM
> To: Lu, Yinghai
> Cc: Frank Rust; linuxbios at linuxbios.org
> Subject: Re: [LinuxBIOS] Is this system supported? SUN FIRE X4100
> On Mon, 10 Apr 2006, Lu, Yinghai wrote:
> > What OS are you going to use?
> > 
> > Things to be checked
> > 1. settings for to make management card working
> Nothing required IIRC, but optional features such as the boot
> mailbox are available.  The service processor does not have
> an RTC so it relies on the BIOS to set its time with Set SEL
> Time command but this could be easily done after boot with
> the OpenIPMI driver and ipmitool script.
> Flash of system BIOS can be done through the service processor
> as it has hooks into the LPC bus (system must be in reset for
> this to work).  This means a LinuxBIOS port would not be overly
> dangerous since you can always flash a working BIOS by reloading
> SP firmware (which includes a system BIOS).
> > 2. Is the LSI FW on BIOS flash or another separate flash?
> > 3. Boot from SAS raid directly? We may need to use big IDE flash for
> using tiny kernel and kexec...
> > 
> LSI firmware is on a separate flash.  Disk boot will be tricky
> but getting network boot working should be easier.  Boot over
> redirected USB via service processor might also work...
> -duncan

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