$ cat /var/run/dmesg.boot
Copyright (c) 1992-2008 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
        The Regents of the University of California. All rights reserved.
FreeBSD is a registered trademark of The FreeBSD Foundation.
FreeBSD 6.3-RELEASE-p1 #2: Fri Feb 22 11:25:26 EST 2008
    root@pcbsd:/usr/obj/usr/src/sys/PCBSD
ACPI APIC Table: <LENOVO TP-7N   >
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: Intel(R) Core(TM)2 Duo CPU     L7500  @ 1.60GHz (1596.01-MHz 686-class CPU)
  Origin = "GenuineIntel"  Id = 0x6fb  Stepping = 11
  Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
  Features2=0xe3bd<SSE3,RSVD2,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM>
  AMD Features=0x20100000<NX,LM>
  AMD Features2=0x1<LAHF>
  Cores per package: 2
real memory  = 3211460608 (3062 MB)
avail memory = 3137523712 (2992 MB)
ioapic0: Changing APIC ID to 1
ioapic0 <Version 2.0> irqs 0-23 on motherboard
kbd1 at kbdmux0
ath_hal: 0.9.20.3 (AR5210, AR5211, AR5212, RF5111, RF5112, RF2413, RF5413)
acpi0: <LENOVO TP-7N> on motherboard
acpi_ec0: <Embedded Controller: GPE 0x12, ECDT> port 0x62,0x66 on acpi0
acpi0: Power Button (fixed)
Timecounter "ACPI-fast" frequency 3579545 Hz quality 1000
acpi_timer0: <24-bit timer at 3.579545MHz> port 0x1008-0x100b on acpi0
acpi_hpet0: <High Precision Event Timer> iomem 0xfed00000-0xfed003ff on acpi0
Timecounter "HPET" frequency 14318180 Hz quality 900
cpu0: <ACPI CPU> on acpi0
acpi_throttle0: <ACPI CPU Throttling> on cpu0
acpi_lid0: <Control Method Lid Switch> on acpi0
acpi_button0: <Sleep Button> on acpi0
pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
pci0: <ACPI PCI bus> on pcib0
pci0: <display, VGA> at device 2.0 (no driver attached)
pci0: <display> at device 2.1 (no driver attached)
em0: <Intel(R) PRO/1000 Network Connection Version - 6.7.2> port 0x1840-0x185f mem 0xf8200000-0xf821ffff,0xf8225000-0xf8225fff irq 20 at device 25.0 on pci0
em0: Ethernet address: 00:1d:72:86:96:3c
uhci0: <UHCI (generic) USB controller> port 0x1860-0x187f irq 20 at device 26.0 on pci0
uhci0: [GIANT-LOCKED]
usb0: <UHCI (generic) USB controller> on uhci0
usb0: USB revision 1.0
uhub0: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub0: 2 ports with 2 removable, self powered
uhci1: <UHCI (generic) USB controller> port 0x1880-0x189f irq 21 at device 26.1 on pci0
uhci1: [GIANT-LOCKED]
usb1: <UHCI (generic) USB controller> on uhci1
usb1: USB revision 1.0
uhub1: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub1: 2 ports with 2 removable, self powered
ehci0: <EHCI (generic) USB 2.0 controller> mem 0xf8426c00-0xf8426fff irq 22 at device 26.7 on pci0
ehci0: [GIANT-LOCKED]
usb2: EHCI version 1.0
usb2: companion controllers, 2 ports each: usb0 usb1
usb2: <EHCI (generic) USB 2.0 controller> on ehci0
usb2: USB revision 2.0
uhub2: Intel EHCI root hub, class 9/0, rev 2.00/1.00, addr 1
uhub2: 4 ports with 4 removable, self powered
pci0: <multimedia> at device 27.0 (no driver attached)
pcib1: <ACPI PCI-PCI bridge> irq 20 at device 28.0 on pci0
pci2: <ACPI PCI bus> on pcib1
pcib2: <ACPI PCI-PCI bridge> irq 21 at device 28.1 on pci0
pci3: <ACPI PCI bus> on pcib2
ath0: <Atheros 5212> mem 0xf7f00000-0xf7f0ffff irq 17 at device 0.0 on pci3
ath0: Ethernet address: 00:1f:3a:08:5f:97
ath0: mac 10.3 phy 6.1 radio 10.2
uhci2: <UHCI (generic) USB controller> port 0x18a0-0x18bf irq 16 at device 29.0 on pci0
uhci2: [GIANT-LOCKED]
usb3: <UHCI (generic) USB controller> on uhci2
usb3: USB revision 1.0
uhub3: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub3: 2 ports with 2 removable, self powered
uhci3: <UHCI (generic) USB controller> port 0x18c0-0x18df irq 17 at device 29.1 on pci0
uhci3: [GIANT-LOCKED]
usb4: <UHCI (generic) USB controller> on uhci3
usb4: USB revision 1.0
uhub4: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub4: 2 ports with 2 removable, self powered
ehci1: <EHCI (generic) USB 2.0 controller> mem 0xf8427000-0xf84273ff irq 19 at device 29.7 on pci0
ehci1: [GIANT-LOCKED]
usb5: EHCI version 1.0
usb5: companion controllers, 2 ports each: usb3 usb4
usb5: <EHCI (generic) USB 2.0 controller> on ehci1
usb5: USB revision 2.0
uhub5: Intel EHCI root hub, class 9/0, rev 2.00/1.00, addr 1
uhub5: 4 ports with 4 removable, self powered
pcib3: <ACPI PCI-PCI bridge> at device 30.0 on pci0
pci5: <ACPI PCI bus> on pcib3
cbb0: <RF5C476 PCI-CardBus Bridge> mem 0xd7eff000-0xd7efffff irq 16 at device 0.0 on pci5
cardbus0: <CardBus bus> on cbb0
pccard0: <16-bit PCCard bus> on cbb0
fwohci0: <1394 Open Host Controller Interface> mem 0xd7efe800-0xd7efefff irq 17 at device 0.1 on pci5
fwohci0: OHCI version 1.10 (ROM=0)
fwohci0: No. of Isochronous channels is 4.
fwohci0: EUI64 00:1d:72:ff:86:96:3c:ff
fwohci0: Phy 1394a available S400, 1 ports.
fwohci0: Link S400, max_rec 2048 bytes.
firewire0: <IEEE1394(FireWire) bus> on fwohci0
fwe0: <Ethernet over FireWire> on firewire0
if_fwe0: Fake Ethernet address: 02:1d:72:96:3c:ff
fwe0: Ethernet address: 02:1d:72:96:3c:ff
fwe0: if_start running deferred for Giant
sbp0: <SBP-2/SCSI over FireWire> on firewire0
fwohci0: Initiate bus reset
fwohci0: BUS reset
fwohci0: node_id=0xc800ffc0, gen=1, CYCLEMASTER mode
firewire0: 1 nodes, maxhop <= 0, cable IRM = 0 (me)
firewire0: bus manager 0 (me)
pci5: <base peripheral> at device 0.2 (no driver attached)
isab0: <PCI-ISA bridge> at device 31.0 on pci0
isa0: <ISA bus> on isab0
atapci0: <Intel ATA controller> port 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0x18e0-0x18ef at device 31.1 on pci0
ata0: <ATA channel 0> on atapci0
ata1: <ATA channel 1> on atapci0
atapci1: <Intel AHCI controller> port 0x1c30-0x1c37,0x1c24-0x1c27,0x1c28-0x1c2f,0x1c20-0x1c23,0x1c00-0x1c1f mem 0xf8426000-0xf84267ff irq 16 at device 31.2 on pci0
atapci1: AHCI Version 01.10 controller with 3 ports detected
ata2: <ATA channel 0> on atapci1
ata3: <ATA channel 1> on atapci1
ata3: port not implemented
ata4: <ATA channel 2> on atapci1
ata4: port not implemented
pci0: <serial bus, SMBus> at device 31.3 (no driver attached)
acpi_tz0: <Thermal Zone> on acpi0
acpi_tz1: <Thermal Zone> on acpi0
atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0
atkbd0: <AT Keyboard> irq 1 on atkbdc0
kbd0 at atkbd0
atkbd0: [GIANT-LOCKED]
psm0: <PS/2 Mouse> flags 0x1000 irq 12 on atkbdc0
psm0: [GIANT-LOCKED]
psm0: model Generic PS/2 mouse, device ID 0
battery0: <ACPI Control Method Battery> on acpi0
acpi_acad0: <AC Adapter> on acpi0
pmtimer0 on isa0
orm0: <ISA Option ROMs> at iomem 0xc0000-0xcffff,0xd0000-0xd0fff,0xd1000-0xd1fff,0xe0000-0xeffff on isa0
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles, flags=0x300>
sio0: configured irq 4 not in bitmap of probed irqs 0
sio0: port may not be enabled
sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
sio0: type 8250 or not responding
sio1: configured irq 3 not in bitmap of probed irqs 0
sio1: port may not be enabled
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
Timecounter "TSC" frequency 1596012752 Hz quality 800
Timecounters tick every 1.000 msec
ad0: 152627MB <HITACHI HTS722016K9SA00 DCDZC75A> at ata2-master SATA150
Trying to mount root from ufs:/dev/ad0s3a