Added information:

Hardware specifications:

Product name	OpenMicroServer(TM)
Part number	OMS-AL400/128
CPU		AMD Alchemy(TM) AU1550(TM) 400MHz processor
MEMORY		128MB							<-- SDRAM BUS
FLASH ROM	16MB (user area 2MB)					<-- Static BUS 0
NIC		10/100/1000BaseTX x2					<-- wm(4) PCI
		10/100BaseTX x1 (supports PoE power supply Type A/B)	<-- aumac
Serial ports	RJ45 (connector) for console (three wire) x1		<-- UART0
		RJ45 full wired x1					<-- UART3
USB		USB2.0(TYPE-B) x2					<-- NEC ehci(4) PCI
DIO		8bit (Input x4, Output x4) 2mm pitch pin		<-- AUGPIO2
									(In:1,2,3,4 Out:11,12,13,14)
Internal strage	compact flash (support up to PIO4)			<-- Static BUS 3
Power supply	DC12V/3.0A (AC adapter attached)
		PoE (power supply for PoE required)
Switch		INIT							<-- AUGPIO1 (pin 15)
Indicators	status LED x3						<-- AUGPIO1 (pin 6,7,8)
		LAN access LED
Others		DIP-SW			<-- AUGPIO1 (pin 0,1)
		Reset IC (DS1819A)
		LM77			<-- SMBus0
		RTC R2025S-F		<-- SMBus0
		EEPROM AT24C04 256x16	<-- SMBus0
Options		RJ45-DB9 adapter, CF card, rack mount kit
Size		102(W) x 203(D) x 33(H)mm

-- 
Kind Regards,
--- shige
Shigeyuki Fukushima <shige@{FreeBSD,jp.FreeBSD,NetBSD}.org>