Board:sunw/ultra40m2

The wiki is being retired!

Documentation is now handled by the same processes we use for code: Add something to the Documentation/ directory in the coreboot repo, and it will be rendered to https://doc.coreboot.org/. Contributions welcome!

This page describes the Sun Ultra 40 M2.

It is maintained by jakllsch and seait.

Status

Device/functionality	Status	Comments
CPU
CPU works	WIP	Dual-core K8 CPUs only running at 1Ghz. Possible issue booting Linux when setting FID/VID.
L1 cache enabled	Untested
L2 cache enabled	Untested
L3 cache enabled	Untested
Multiple CPU support	OK
Multi-core support	OK
Hardware virtualization	Untested
RAM
EDO	N/A
SDRAM	N/A
SO-DIMM	N/A
DDR	N/A
DDR2	WIP	Possible issues addressing memory above 4GB. ECC needs tested.
DDR3	N/A
Dual channel support	OK	Seems to be working.
ECC support	N/A
On-board Hardware
On-board IDE 3.5"	Untested
On-board IDE 2.5"	N/A
On-board SATA	OK	SATA on MCP55b (IO-55) unknown - needs tested.
On-board SCSI	N/A
On-board USB	OK
On-board VGA	N/A
On-board Ethernet	OK
On-board Audio	Untested
On-board Modem	N/A
On-board FireWire	No	Firewire is on stuck PCI Bus (00:06.0)
On-board Smartcard reader	N/A
On-board CompactFlash	N/A
On-board PCMCIA	N/A
On-board Wifi	N/A
On-board Bluetooth	N/A
On-board SD card reader	N/A
Add-on slots/cards
ISA add-on cards	N/A
Audio/Modem-Riser (AMR/CNR) cards	N/A
PCI add-on cards	No	00:06.0 stuck PCI Bus. Firewire and PCI slot affected.
Mini-PCI add-on cards	N/A
Mini-PCI-Express add-on cards	Unknown
PCI-X add-on cards	N/A
AGP graphics cards	N/A
PCI Express x1 add-on cards	N/A
PCI Express x2 add-on cards	N/A
PCI Express x4 add-on cards	N/A
PCI Express x8 add-on cards	N/A
PCI Express x16 add-on cards	OK	Slot on board with label "PCIE3" tested with video card - works. Others need tested but probably working.
PCI Express x32 add-on cards	N/A
HTX add-on cards	N/A
Legacy / Super I/O
Floppy	N/A
Serial port 1 (COM1)	OK	Using LCP47B397 superio code. superio/smscsuperio possibly broken.
Serial port 2 (COM2)	N/A
Parallel port	N/A	N/A
PS/2 keyboard	N/A
PS/2 mouse	N/A
Game port	N/A
Infrared	N/A
PC speaker	Unknown
DiskOnChip	N/A
Input
Trackpoint	N/A
Touchpad	N/A
Fn Hotkeys	N/A
Fingerprint Reader	N/A
Laptop
Docking VGA	N/A
Docking LAN	N/A
Docking USB	N/A
Docking Audio	N/A
Docking Displayport	N/A
Thinklight	N/A
Webcam	N/A
Miscellaneous
Sensors / fan control	WIP	jakllsch has figured some of this out and put in place a short term solution for managing fan speed. More work needed.
Hardware watchdog	N/A
SMBus	Unknown
CAN bus	N/A
CPU frequency scaling	Untested
Other powersaving features	N/A
ACPI	No	No ACPI implementation yet.
Reboot	Untested
Poweroff	No
Suspend	Unknown
Nonstandard LEDs	Untested
High precision event timers (HPET)	No	Present but not enabled.
Random number generator (RNG)	N/A
Wake on modem ring	Untested
Wake on LAN	Untested
Wake on keyboard	Untested
Wake on mouse	Untested
TPM	Unknown
Flashrom	OK

Board Information

CPU: Dual Socket F with Node 1 connected to HT Link 0 on Node 0

Chipset: Two southbridges - nForce Pro 3600 (MCP55) connected to HT Link 1 on Node 0 and nForce Pro 3050 (IO-55) connected to HT Link 2 on Node 0.

SuperIO: SMSC DME1737

Fan Controller: Chassis and Memory are on the DME1737 HW monitor (accessible via i2c.)

CPU Fan Controller: SMSC EMC6D103 (LM85 Linux driver)

Supported CPUs

Currently supports Socket F dual-core processors (K8.) Planned support for Fam10.

This work is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or any later version. This work is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.