Subject: Re: Sun Fire X2200, IPMI and the bge(4) driver
To: Brian Buhrow <>
From: David Brownlee <>
List: current-users
Date: 06/29/2007 10:34:13
On Thu, 28 Jun 2007, Brian Buhrow wrote:

> 	Hello.  We've recently acquired a couple of Sun Fire X2200 machines to
> evaluate their use for our production environment.  So far, I'm able to
> load and run NetBSD-3.1 with no difficulties, save one.
> 	The Service Processor, SP, or BMC, provides a way to remotely manage
> the box, either ssh or via an http interface.  Unfortunately, it does this
> through the same ethernet port which shows up as follows on the X2200:
> bge1 at pci6 dev 4 function 1: Broadcom BCM5715 Gigabit Ethernet
> bge1: interrupting at ioapic0 pin 10 (irq 10)
> bge1: ASIC unknown BCM5715 (0x9003), Ethernet address 00:1b:24:3e:0a:1a
> bge1: setting short Tx thresholds
> brgphy1 at bge1 phy 1: BCM5714 1000BASE-T media interface, rev. 0
> brgphy1: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT, 1000baseT-FD
> X, auto
> Once NetBSD takes over this port, the BMC can no longer talk to the world,
> meaning there is no longer any remote control of the box, except through
> NetBSD itself.
> 	The Sun documentation says that this particular Broadcom chip uses
> Universal Management Port (UMP) technology.  However, the source code for
> the Broadcom drivers shipped with the drivers and utilities CD mentions
> nothing about this capability in the chip itself.
> My questions are as follows:
> 1.  Does anyone have any experience with NetBSD on the X2200 or X2100 who
> can shed light on how the SP/BMC interact with NetBSD to provide a
> truelights out management solution?
> 2.  Failing that, does anyone know about the UMP technology in Broadcom
> chips and whether or not special driver support is needed for this
> functionality?

 	As a quick test, what happens if you only define bge0 rather
 	than bge* in the kernel config?

 		David/absolute       -- No hype required --