1# $OpenBSD: RAMDISK_CD,v 1.5 2004/02/27 16:53:24 deraadt Exp $
2
3machine amd64 # architecture, used by config; REQUIRED
4
5option SCSITERSE
6option SMALL_KERNEL
7option NO_PROPOLICE
8
9maxusers 4 # estimated number of users
10option TIMEZONE=0 # time zone to adjust RTC time by
11option DST=0 # daylight saving time used by RTC
12
13#makeoptions DEBUG="-g" # compile full symbol table
14
15option FFS # UFS
16#option EXT2FS # Linux ext2fs
17
18#option NFSCLIENT # Network File System client
19
20option CD9660 # ISO 9660 + Rock Ridge file system
21option MSDOSFS # MS-DOS file system
22option FIFO # FIFOs; RECOMMENDED
23
24option INET # IP + ICMP + TCP + UDP
25option INET6 # IPv6 (needs INET)
26
27option BOOT_CONFIG # boot-time kernel config
28
29option RAMDISK_HOOKS
30option MINIROOTSIZE=3584
31
32config bsd root on rd0a swap on rd0b and wd0b and sd0b
33
34mainbus0 at root
35
36cpu* at mainbus0
37isa0 at mainbus0
38#isa0 at pcib?
39pci* at mainbus0
40
41option PCIVERBOSE
42
43pchb* at pci? dev ? function ? # PCI-Host bridges
44ppb* at pci? dev ? function ? # PCI-PCI bridges
45pci* at ppb? bus ?
46pci* at pchb? bus ?
47#pcib* at pci? dev ? function ? # PCI-ISA bridge
48
49# CardBus bus support
50#cardbus* at cardslot?
51#pcmcia* at cardslot?
52#cbb* at pci? dev ? function ?
53#cardslot* at cbb?
54
55# PCI PCMCIA controllers
56#pcic* at pci? dev? function ?
57
58# PCMCIA bus support
59#pcmcia* at pcic? controller ? socket ?
60
61# PCI USB Controllers
62uhci* at pci? # Universal Host Controller (Intel)
63ohci* at pci? # Open Host Controller
64
65# USB bus support
66usb* at uhci?
67usb* at ohci?
68
69uhub* at usb? # USB Hubs
70uhub* at uhub? port ? configuration ? # USB Hubs
71#uhid* at uhub? port ? configuration ? # USB Generic HID devices
72#umodem* at uhub? port ? configuration ? # USB Modems/Serial
73#ucom* at umodem?
74#uvisor* at uhub? port ? configuration ? # Handspring Visor
75#ucom* at uvisor?
76#uftdi* at uhub? port ?
77#ucom* at uftdi? portno ?
78#uaudio* at uhub? port ? configuration ?# USB Audio
79#ulpt* at uhub? port ? configuration ? # USB Printers
80uhidev* at uhub? port ? configuration ? interface ?
81ukbd* at uhidev? reportid ?
82wskbd* at ukbd? console ? mux 1
83umass* at uhub? port ? configuration ? # USB Mass Storage devices
84scsibus* at umass?
85#ums* at uhidev? reportid ?
86#wsmouse* at ums? mux 0
87#aue* at uhub? port ? # ADMtek AN986 Pegasus Ethernet
88#cue* at uhub? port ? # CATC USB-EL1201A based Ethernet
89#kue* at uhub? port ? # Kawasaki KL5KUSB101B based Ethernet
90#upl* at uhub? port ? # Prolific PL2301/PL2302 host-to-host `network'
91#urio* at uhub? port ? # Diamond Multimedia Rio 500
92#uscanner* at uhub? port ? # USB Scanners
93#usscanner* at uhub? port ? # USB SCSI scanners, e.g., HP5300
94#scsibus* at usscanner?
95#uyap* at uhub? port ? # Y@P firmware loader
96#ugen* at uhub? port ? configuration ? # USB Generic driver
97
98pckbc0 at isa? # PC keyboard controller
99pckbd* at pckbc? # PC keyboard
100wskbd* at pckbd? console ?
101vga* at pci? dev ? function ?
102wsdisplay* at vga? console ?
103
104com0 at isa? port 0x3f8 irq 4 # standard PC serial ports
105com1 at isa? port 0x2f8 irq 3
106com2 at isa? port 0x3e8 irq 5
107#pccom3 at isa? port 0x2e8 irq 9
108#ast0 at isa? port 0x1a0 irq 5 # AST 4-port serial cards
109#pccom* at ast? slave ?
110#boca0 at isa? port 0x100 irq 5 # BOCA 8-port serial cards
111#pccom* at boca? slave ?
112#rtfps0 at isa? port 0x1230 irq 10 # RT 4-port serial cards
113#pccom* at rtfps? slave ?
114#pccom* at pcmcia? function ? # PCMCIA modem cards
115
116# option for using CD1400 handshaking for incoming data
117# requires a special cable that exchanges the RTS and DTR lines
118# options CY_HW_RTS
119#cy* at pci? # PCI cyclom card
120
121#lpt0 at isa? port 0x378 irq 7 # standard PC parallel ports
122#lpt1 at isa? port 0x278
123#lpt2 at isa? port 0x3bc
124
125#bha* at pci? dev ? function ?
126#scsibus* at bha?
127ahc* at pci? dev ? function ? # Adaptec 2940 SCSI controllers
128scsibus* at ahc?
129#dpt* at pci? dev ? function ? # DPT SmartCache/SmartRAID PCI
130#scsibus* at dpt?
131#gdt* at pci? dev ? function ? # ICP Vortex GDT RAID controllers
132#scsibus* at gdt?
133#aac* at pci? dev ? function ? # Adaptec FSA RAID controllers
134#scsibus* at aac?
135#ami* at pci? dev ? function ? # AMI MegaRAID controllers
136#scsibus* at ami?
137#cac* at pci? dev ? function ? # Compaq Smart ARRAY RAID controllers
138#scsibus* at cac?
139#twe* at pci? dev ? function ? # 3ware Escalade RAID controllers
140#scsibus* at twe?
141#iha* at pci? dev ? function ? # Initio Ultra/UltraWide SCSI controllers
142#scsibus* at iha?
143#isp* at pci? dev ? function ? # Qlogic ISP [12]0x0 SCSI/FibreChannel
144#scsibus* at isp?
145#aic* at pcmcia? function ? # PCMCIA based aic SCSI controllers
146#scsibus* at aic?
147#ncr* at pci? dev ? function ? # NCR 538XX SCSI controllers(old)
148#scsibus* at ncr?
149#siop* at pci? dev ? function ? # NCR 538XX SCSI controllers(new)
150#scsibus* at siop?
151#adv* at pci? dev ? function ? # AdvanSys 1200A/B and ULTRA SCSI
152#scsibus* at adv?
153#adw* at pci? dev ? function ? # AdvanSys ULTRA WIDE SCSI
154#scsibus* at adw?
155#pcscp* at pci? dev ? function ? # AMD 53c974 PCscsi-PCI SCSI
156#scsibus* at pcscp?
157#trm* at pci? dev ? function ? # Tekram DC-3x5U SCSI Controllers
158#scsibus* at trm?
159
160# I2O
161#iop* at pci? dev ? function ? # I2O
162#ioprbs* at iop? tid ? # Random block storage
163#scsibus* at ioprbs?
164
165sd* at scsibus? target ? lun ? # SCSI disk drives
166st* at scsibus? target ? lun ? # SCSI tape drives
167cd* at scsibus? target ? lun ? # SCSI CD-ROM drives
168#ch* at scsibus? target ? lun ? # SCSI autochangers
169#uk* at scsibus? target ? lun ? # SCSI unknown devices
170
171#fdc0 at isa? port 0x3f0 irq 6 drq 2 # standard PC floppy controllers
172#fdc1 at isa? port 0x370 irq ? drq ?
173#fd* at fdc? drive ?
174
175# IDE controllers
176pciide* at pci ? dev ? function ? flags 0x0000
177
178#wdc* at pcmcia? function ?
179
180# IDE hard drives
181#wd* at wdc? channel ? drive ? flags 0x0000
182wd* at pciide? channel ? drive ? flags 0x0000
183
184# ATAPI<->SCSI
185#atapiscsi* at wdc? channel ?
186atapiscsi* at pciide? channel ?
187scsibus* at atapiscsi?
188
189#le* at pci? dev ? function ? # PCnet-PCI based ethernet
190#de* at pci? dev ? function ? # DC21X4X-based ethernet
191fxp* at pci? dev ? function ? # EtherExpress 10/100B ethernet
192#fxp* at cardbus? dev ? function ? # Intel PRO/100 ethernet
193#ep0 at pci? dev ? function ? # 3C59x ethernet
194#ep* at pci? dev ? function ? # 3C59x ethernet
195#ne* at pci? dev ? function ? # NE2000-compat ethernet
196#ne* at pcmcia? function ? # PCMCIA based NE2000 ethernet
197#ep* at pcmcia? function ? # PCMCIA based 3C5xx ethernet
198#sm* at pcmcia? function ? # PCMCIA based sm ethernet
199#xe* at pcmcia? function ? # Xircom ethernet
200#fpa* at pci? dev ? function ? # DEC DEFPA FDDI
201#xl* at pci? dev ? function ? # 3C9xx ethernet
202#xl* at cardbus? dev ? function ? # 3C575 ethernet
203#rl* at pci? dev ? function ? # RealTek 81[23]9 ethernet
204#tx* at pci? dev ? function ? # SMC 83C170 EPIC ethernet
205#tl* at pci? dev ? function ? # Compaq Thunderlan ethernet
206#vr* at pci? dev ? function ? # VIA Rhine ethernet
207#dc* at pci? dev ? function ? # 21143, "tulip" clone ethernet
208#sis* at pci? dev ? function ? # SiS 900/7016 ethernet
209#wb* at pci? dev ? function ? # Winbond W89C840F ethernet
210#ti* at pci? dev ? function ? # Alteon Tigon 1Gb ethernet
211skc* at pci? dev ? function ? # SysKonnect GEnesis 984x
212sk* at skc? # each port of above
213em* at pci? dev ? function ? # Intel Pro/1000 ethernet
214#txp* at pci? dev ? function ? # 3com 3CR990
215#nge* at pci? dev ? function ? # NS DP83820/DP83821 GigE
216bge* at pci? dev ? function ? # Broadcom BCM570x (aka Tigon3)
217#lge* at pci? dev ? function ? # Level1 LXT1001 GigE
218#mtd* at pci? dev ? function ? # Myson MTD803
219
220# Wireless network cards
221#wi* at pci? dev ? function ? # WaveLAN IEEE 802.11DS
222#wi* at pcmcia? function ? # WaveLAN IEEE 802.11DS
223#awi* at pcmcia? function ? # Bay Networks IEEE 802.11FH
224#an* at pcmcia? function ? # Aironet IEEE 802.11DS
225#cnw* at pcmcia? function ? # Xircom Netwave
226#ray* at pcmcia? function ? # Raylink Aviator2.4/Pro 802.11FH
227
228# Media Independent Interface (mii) drivers
229exphy* at mii? phy ? # 3Com internal PHYs
230inphy* at mii? phy ? # Intel 82555 PHYs
231iophy* at mii? phy ? # Intel 82553 PHYs
232icsphy* at mii? phy ? # ICS 1890 PHYs
233lxtphy* at mii? phy ? # Level1 LXT970 PHYs
234nsphy* at mii? phy ? # NS and compatible PHYs
235nsphyter* at mii? phy ? # NS and compatible PHYs
236qsphy* at mii? phy ? # Quality Semi QS6612 PHYs
237sqphy* at mii? phy ? # Seeq 8x220 PHYs
238rlphy* at mii? phy ? # RealTek 8139 internal PHYs
239mtdphy* at mii? phy ? # Myson MTD972 PHYs
240dcphy* at mii? phy ? # Digital Clone PHYs
241acphy* at mii? phy ? # Altima AC101 PHYs
242amphy* at mii? phy ? # AMD 79C873 PHYs
243tqphy* at mii? phy ? # TDK 78Q212x PHYs
244brgphy* at mii? phy ? # Broadcom Gigabit PHYs
245eephy* at mii? phy ? # Marvell 88E1000 series PHY
246xmphy* at mii? phy ? # XaQti XMAC-II PHYs
247bmtphy* at mii? phy ? # Broadcom 10/100 PHYs
248ukphy* at mii? phy ? # "unknown" PHYs
249
250pseudo-device loop 1 # network loopback
251#pseudo-device sl 1 # CSLIP
252#pseudo-device ppp 1 # PPP
253pseudo-device bpfilter 1 # packet filter
254pseudo-device rd 1 # ramdisk
255pseudo-device ccd 4 # concatenated disk devices
2
3machine amd64 # architecture, used by config; REQUIRED
4
5option SCSITERSE
6option SMALL_KERNEL
7option NO_PROPOLICE
8
9maxusers 4 # estimated number of users
10option TIMEZONE=0 # time zone to adjust RTC time by
11option DST=0 # daylight saving time used by RTC
12
13#makeoptions DEBUG="-g" # compile full symbol table
14
15option FFS # UFS
16#option EXT2FS # Linux ext2fs
17
18#option NFSCLIENT # Network File System client
19
20option CD9660 # ISO 9660 + Rock Ridge file system
21option MSDOSFS # MS-DOS file system
22option FIFO # FIFOs; RECOMMENDED
23
24option INET # IP + ICMP + TCP + UDP
25option INET6 # IPv6 (needs INET)
26
27option BOOT_CONFIG # boot-time kernel config
28
29option RAMDISK_HOOKS
30option MINIROOTSIZE=3584
31
32config bsd root on rd0a swap on rd0b and wd0b and sd0b
33
34mainbus0 at root
35
36cpu* at mainbus0
37isa0 at mainbus0
38#isa0 at pcib?
39pci* at mainbus0
40
41option PCIVERBOSE
42
43pchb* at pci? dev ? function ? # PCI-Host bridges
44ppb* at pci? dev ? function ? # PCI-PCI bridges
45pci* at ppb? bus ?
46pci* at pchb? bus ?
47#pcib* at pci? dev ? function ? # PCI-ISA bridge
48
49# CardBus bus support
50#cardbus* at cardslot?
51#pcmcia* at cardslot?
52#cbb* at pci? dev ? function ?
53#cardslot* at cbb?
54
55# PCI PCMCIA controllers
56#pcic* at pci? dev? function ?
57
58# PCMCIA bus support
59#pcmcia* at pcic? controller ? socket ?
60
61# PCI USB Controllers
62uhci* at pci? # Universal Host Controller (Intel)
63ohci* at pci? # Open Host Controller
64
65# USB bus support
66usb* at uhci?
67usb* at ohci?
68
69uhub* at usb? # USB Hubs
70uhub* at uhub? port ? configuration ? # USB Hubs
71#uhid* at uhub? port ? configuration ? # USB Generic HID devices
72#umodem* at uhub? port ? configuration ? # USB Modems/Serial
73#ucom* at umodem?
74#uvisor* at uhub? port ? configuration ? # Handspring Visor
75#ucom* at uvisor?
76#uftdi* at uhub? port ?
77#ucom* at uftdi? portno ?
78#uaudio* at uhub? port ? configuration ?# USB Audio
79#ulpt* at uhub? port ? configuration ? # USB Printers
80uhidev* at uhub? port ? configuration ? interface ?
81ukbd* at uhidev? reportid ?
82wskbd* at ukbd? console ? mux 1
83umass* at uhub? port ? configuration ? # USB Mass Storage devices
84scsibus* at umass?
85#ums* at uhidev? reportid ?
86#wsmouse* at ums? mux 0
87#aue* at uhub? port ? # ADMtek AN986 Pegasus Ethernet
88#cue* at uhub? port ? # CATC USB-EL1201A based Ethernet
89#kue* at uhub? port ? # Kawasaki KL5KUSB101B based Ethernet
90#upl* at uhub? port ? # Prolific PL2301/PL2302 host-to-host `network'
91#urio* at uhub? port ? # Diamond Multimedia Rio 500
92#uscanner* at uhub? port ? # USB Scanners
93#usscanner* at uhub? port ? # USB SCSI scanners, e.g., HP5300
94#scsibus* at usscanner?
95#uyap* at uhub? port ? # Y@P firmware loader
96#ugen* at uhub? port ? configuration ? # USB Generic driver
97
98pckbc0 at isa? # PC keyboard controller
99pckbd* at pckbc? # PC keyboard
100wskbd* at pckbd? console ?
101vga* at pci? dev ? function ?
102wsdisplay* at vga? console ?
103
104com0 at isa? port 0x3f8 irq 4 # standard PC serial ports
105com1 at isa? port 0x2f8 irq 3
106com2 at isa? port 0x3e8 irq 5
107#pccom3 at isa? port 0x2e8 irq 9
108#ast0 at isa? port 0x1a0 irq 5 # AST 4-port serial cards
109#pccom* at ast? slave ?
110#boca0 at isa? port 0x100 irq 5 # BOCA 8-port serial cards
111#pccom* at boca? slave ?
112#rtfps0 at isa? port 0x1230 irq 10 # RT 4-port serial cards
113#pccom* at rtfps? slave ?
114#pccom* at pcmcia? function ? # PCMCIA modem cards
115
116# option for using CD1400 handshaking for incoming data
117# requires a special cable that exchanges the RTS and DTR lines
118# options CY_HW_RTS
119#cy* at pci? # PCI cyclom card
120
121#lpt0 at isa? port 0x378 irq 7 # standard PC parallel ports
122#lpt1 at isa? port 0x278
123#lpt2 at isa? port 0x3bc
124
125#bha* at pci? dev ? function ?
126#scsibus* at bha?
127ahc* at pci? dev ? function ? # Adaptec 2940 SCSI controllers
128scsibus* at ahc?
129#dpt* at pci? dev ? function ? # DPT SmartCache/SmartRAID PCI
130#scsibus* at dpt?
131#gdt* at pci? dev ? function ? # ICP Vortex GDT RAID controllers
132#scsibus* at gdt?
133#aac* at pci? dev ? function ? # Adaptec FSA RAID controllers
134#scsibus* at aac?
135#ami* at pci? dev ? function ? # AMI MegaRAID controllers
136#scsibus* at ami?
137#cac* at pci? dev ? function ? # Compaq Smart ARRAY RAID controllers
138#scsibus* at cac?
139#twe* at pci? dev ? function ? # 3ware Escalade RAID controllers
140#scsibus* at twe?
141#iha* at pci? dev ? function ? # Initio Ultra/UltraWide SCSI controllers
142#scsibus* at iha?
143#isp* at pci? dev ? function ? # Qlogic ISP [12]0x0 SCSI/FibreChannel
144#scsibus* at isp?
145#aic* at pcmcia? function ? # PCMCIA based aic SCSI controllers
146#scsibus* at aic?
147#ncr* at pci? dev ? function ? # NCR 538XX SCSI controllers(old)
148#scsibus* at ncr?
149#siop* at pci? dev ? function ? # NCR 538XX SCSI controllers(new)
150#scsibus* at siop?
151#adv* at pci? dev ? function ? # AdvanSys 1200A/B and ULTRA SCSI
152#scsibus* at adv?
153#adw* at pci? dev ? function ? # AdvanSys ULTRA WIDE SCSI
154#scsibus* at adw?
155#pcscp* at pci? dev ? function ? # AMD 53c974 PCscsi-PCI SCSI
156#scsibus* at pcscp?
157#trm* at pci? dev ? function ? # Tekram DC-3x5U SCSI Controllers
158#scsibus* at trm?
159
160# I2O
161#iop* at pci? dev ? function ? # I2O
162#ioprbs* at iop? tid ? # Random block storage
163#scsibus* at ioprbs?
164
165sd* at scsibus? target ? lun ? # SCSI disk drives
166st* at scsibus? target ? lun ? # SCSI tape drives
167cd* at scsibus? target ? lun ? # SCSI CD-ROM drives
168#ch* at scsibus? target ? lun ? # SCSI autochangers
169#uk* at scsibus? target ? lun ? # SCSI unknown devices
170
171#fdc0 at isa? port 0x3f0 irq 6 drq 2 # standard PC floppy controllers
172#fdc1 at isa? port 0x370 irq ? drq ?
173#fd* at fdc? drive ?
174
175# IDE controllers
176pciide* at pci ? dev ? function ? flags 0x0000
177
178#wdc* at pcmcia? function ?
179
180# IDE hard drives
181#wd* at wdc? channel ? drive ? flags 0x0000
182wd* at pciide? channel ? drive ? flags 0x0000
183
184# ATAPI<->SCSI
185#atapiscsi* at wdc? channel ?
186atapiscsi* at pciide? channel ?
187scsibus* at atapiscsi?
188
189#le* at pci? dev ? function ? # PCnet-PCI based ethernet
190#de* at pci? dev ? function ? # DC21X4X-based ethernet
191fxp* at pci? dev ? function ? # EtherExpress 10/100B ethernet
192#fxp* at cardbus? dev ? function ? # Intel PRO/100 ethernet
193#ep0 at pci? dev ? function ? # 3C59x ethernet
194#ep* at pci? dev ? function ? # 3C59x ethernet
195#ne* at pci? dev ? function ? # NE2000-compat ethernet
196#ne* at pcmcia? function ? # PCMCIA based NE2000 ethernet
197#ep* at pcmcia? function ? # PCMCIA based 3C5xx ethernet
198#sm* at pcmcia? function ? # PCMCIA based sm ethernet
199#xe* at pcmcia? function ? # Xircom ethernet
200#fpa* at pci? dev ? function ? # DEC DEFPA FDDI
201#xl* at pci? dev ? function ? # 3C9xx ethernet
202#xl* at cardbus? dev ? function ? # 3C575 ethernet
203#rl* at pci? dev ? function ? # RealTek 81[23]9 ethernet
204#tx* at pci? dev ? function ? # SMC 83C170 EPIC ethernet
205#tl* at pci? dev ? function ? # Compaq Thunderlan ethernet
206#vr* at pci? dev ? function ? # VIA Rhine ethernet
207#dc* at pci? dev ? function ? # 21143, "tulip" clone ethernet
208#sis* at pci? dev ? function ? # SiS 900/7016 ethernet
209#wb* at pci? dev ? function ? # Winbond W89C840F ethernet
210#ti* at pci? dev ? function ? # Alteon Tigon 1Gb ethernet
211skc* at pci? dev ? function ? # SysKonnect GEnesis 984x
212sk* at skc? # each port of above
213em* at pci? dev ? function ? # Intel Pro/1000 ethernet
214#txp* at pci? dev ? function ? # 3com 3CR990
215#nge* at pci? dev ? function ? # NS DP83820/DP83821 GigE
216bge* at pci? dev ? function ? # Broadcom BCM570x (aka Tigon3)
217#lge* at pci? dev ? function ? # Level1 LXT1001 GigE
218#mtd* at pci? dev ? function ? # Myson MTD803
219
220# Wireless network cards
221#wi* at pci? dev ? function ? # WaveLAN IEEE 802.11DS
222#wi* at pcmcia? function ? # WaveLAN IEEE 802.11DS
223#awi* at pcmcia? function ? # Bay Networks IEEE 802.11FH
224#an* at pcmcia? function ? # Aironet IEEE 802.11DS
225#cnw* at pcmcia? function ? # Xircom Netwave
226#ray* at pcmcia? function ? # Raylink Aviator2.4/Pro 802.11FH
227
228# Media Independent Interface (mii) drivers
229exphy* at mii? phy ? # 3Com internal PHYs
230inphy* at mii? phy ? # Intel 82555 PHYs
231iophy* at mii? phy ? # Intel 82553 PHYs
232icsphy* at mii? phy ? # ICS 1890 PHYs
233lxtphy* at mii? phy ? # Level1 LXT970 PHYs
234nsphy* at mii? phy ? # NS and compatible PHYs
235nsphyter* at mii? phy ? # NS and compatible PHYs
236qsphy* at mii? phy ? # Quality Semi QS6612 PHYs
237sqphy* at mii? phy ? # Seeq 8x220 PHYs
238rlphy* at mii? phy ? # RealTek 8139 internal PHYs
239mtdphy* at mii? phy ? # Myson MTD972 PHYs
240dcphy* at mii? phy ? # Digital Clone PHYs
241acphy* at mii? phy ? # Altima AC101 PHYs
242amphy* at mii? phy ? # AMD 79C873 PHYs
243tqphy* at mii? phy ? # TDK 78Q212x PHYs
244brgphy* at mii? phy ? # Broadcom Gigabit PHYs
245eephy* at mii? phy ? # Marvell 88E1000 series PHY
246xmphy* at mii? phy ? # XaQti XMAC-II PHYs
247bmtphy* at mii? phy ? # Broadcom 10/100 PHYs
248ukphy* at mii? phy ? # "unknown" PHYs
249
250pseudo-device loop 1 # network loopback
251#pseudo-device sl 1 # CSLIP
252#pseudo-device ppp 1 # PPP
253pseudo-device bpfilter 1 # packet filter
254pseudo-device rd 1 # ramdisk
255pseudo-device ccd 4 # concatenated disk devices