#	$OpenBSD: RAMDISK-IP22,v 1.12 2012/07/18 19:56:02 miod Exp $
#
# THIS KERNEL IS FOR INDIGO (IP20), INDY (IP22) AND INDIGO2 (IP24) SYSTEMS ONLY.

machine		sgi mips64

maxusers	4
option		TIMEZONE=0	# minutes west of GMT (for)
option		DST=0		# use daylight savings rules

# Make options
makeoption	LINK_ADDRESS="0xffffffff88800000"
# Force use of 16KB pages. The R5000 Indy, which has the infamous XKPHYS
# coherency bug wrt ll/sc instructions, can not have more than 256MB of
# physical memory, all of it fitting within CKSEG0.
option		PAGE_SHIFT="14"

option		DDB

option		EISAVERBOSE
option		PCIVERBOSE

# Filesystem options
option		CD9660		# ISO 9660 + Rock Ridge file system
option		FIFO		# POSIX fifo support (in all filesystems)
option		FFS		# fast filesystem
#option		MSDOSFS		# Ability to read write MS-Dos filesystem
option		NFSCLIENT	# Sun NFS-compatible filesystem (client)

# Networking options
option		INET		# IP + ICMP + TCP + UDP
option		INET6		# IPv6 (needs INET)

# RAMDISK stuff
option		MINIROOTSIZE=10240
option		RAMDISK_HOOKS

# Define what targets to support
option		TGT_INDIGO	# R4x00 Indigo (IP20)
option		TGT_INDIGO2	# Indigo2, Challenge M (IP22)
option		TGT_INDY	# Indy, Challenge S (IP24)
option		ARCBIOS		# mandatory
option		CPU_R4000	# R4000/R4400 support (IP20/IP22/IP24)
option		CPU_R4600	# R4600 support (IP22/IP24)
option		CPU_R5000	# R5000 support (IP24)

# Specify storage configuration using ramdisk
config		bsd	root on rd0a swap on rd0b

#
# Definition of system
#
mainbus0	at root
cpu*		at mainbus0
clock0		at mainbus0	# scheduling clock on Indy

int0		at mainbus0	# Interrupt Controller and scheduling clock
imc0		at mainbus0	# Memory Controller
gio0		at imc0
eisa0		at imc0

hpc0		at gio? addr 0x1fb80000
hpc1		at gio? addr 0x1fb00000
hpc2		at gio? addr 0x1f980000

dpclock0	at hpc0		# IP20
dsclock0	at hpc0		# IP22/24
sq*		at hpc?		# On-board Ethernet or E++ adapter
wdsc*		at hpc?		# On-board SCSI or GIO32 SCSI adapter
pckbc*		at hpc0		# Indy/Indigo2 keyboard and mouse

zs0		at hpc0
zs1		at hpc0
zstty*		at zs0		# Serial ports
zskbd*		at zs1 channel 0
wskbd*		at zskbd? mux 1
#zsms*		at zs1 channel 1
#wsmouse*	at zsms? mux 0

pckbd*		at pckbc?
wskbd*		at pckbd? mux 1
#pms*		at pckbc?
#wsmouse*	at pms? mux 0

grtwo*		at gio?		# Express (GR2/GR3) graphics
wsdisplay*	at grtwo?
impact*		at gio?		# Impact graphics
wsdisplay*	at impact?
light*		at gio?		# Light/Starter/Entry (LG1/LG2) graphics
wsdisplay*	at light?
newport*	at gio?		# Indy Newport and Indigo2 XL graphics
wsdisplay*	at newport?

giopci*		at gio?
pci*		at giopci?

scsibus*	at scsi?
sd*		at scsibus?
st*		at scsibus?
cd*		at scsibus?
#ch*		at scsibus?
#uk*		at scsibus?

#### PSEUDO Devices
pseudo-device	loop		1	# network loopback
pseudo-device	bpfilter	1	# packet filter ports

pseudo-device	rd		1	# Ram disk.
pseudo-device	bio		1	# ioctl multiplexing device

option		BOOT_CONFIG	# add support for boot -c