GIGABYTE GA-J1800N-D2H

amd64 は起動したけど i386 だと何故か起動しないのよね…。まあ仕様を見ても「Support for Windows 8.1/8 64-bit」って書いてあるから仕方ないのかもね。
とりあえず UEFI の設定で「CSM Support」を有効にするのは必須で、他のデバイスも必要に応じてレガシー側を有効にする必要がありそう。
あと、これを書いている 2014/02/24 時点では NetBSD の xhci(4) がまだ USB 3.0 サポートが不十分なので USB デバイスは USB 2.0 ポートに接続しないと認識しないと思うので注意。

Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
    2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014
    The NetBSD Foundation, Inc.  All rights reserved.
Copyright (c) 1982, 1986, 1989, 1991, 1993
    The Regents of the University of California.  All rights reserved.

NetBSD 6.99.32 (GENERIC) #0: Sat Feb 22 23:36:07 UTC 2014
	builds@b2.netbsd.org:/home/builds/ab/HEAD/amd64/201402222220Z-obj/home/builds/ab/HEAD/src/sys/arch/amd64/compile/GENERIC
total memory = 3975 MB
avail memory = 3843 MB
timecounter: Timecounters tick every 10.000 msec
timecounter: Timecounter "i8254" frequency 1193182 Hz quality 100
Gigabyte Technology Co., Ltd. To be filled by O.E.M. (To be filled by O.E.M.)
mainbus0 (root)
ACPI: RSDP 0xf04a0 000024 (v02 ALASKA)
ACPI: XSDT 0xb8787078 000074 (v01 ALASKA   A M I  01072009 AMI  00010013)
ACPI: FACP 0xb87923f0 00010C (v05 ALASKA   A M I  01072009 AMI  00010013)
ACPI BIOS Warning (bug): 32/64X length mismatch in FADT/Gpe0Block: 128/32 (20131218/tbfadt-634)
ACPI: DSDT 0xb8787180 00B26B (v02 ALASKA   A M I  01072009 INTL 20120913)
ACPI: FACS 0xb88cdf80 000040
ACPI: APIC 0xb8792500 000062 (v03 ALASKA   A M I  01072009 AMI  00010013)
ACPI: FPDT 0xb8792568 000044 (v01 ALASKA   A M I  01072009 AMI  00010013)
ACPI: MCFG 0xb87925b0 00003C (v01 ALASKA   A M I  01072009 MSFT 00000097)
ACPI: LPIT 0xb87925f0 000104 (v01 ALASKA   A M I  00000003 VLV2 0100000D)
ACPI: HPET 0xb87926f8 000038 (v01 ALASKA   A M I  01072009 AMI. 00000005)
ACPI: SSDT 0xb8792730 000763 (v01  PmRef    CpuPm 00003000 INTL 20061109)
ACPI: SSDT 0xb8792e98 000290 (v01  PmRef  Cpu0Tst 00003000 INTL 20061109)
ACPI: SSDT 0xb8793128 00017A (v01  PmRef    ApTst 00003000 INTL 20061109)
ACPI: UEFI 0xb87932a8 000042 (v01 ALASKA   A M I  00000000      00000000)
ACPI: All ACPI Tables successfully acquired
cpu0 at mainbus0 apid 0: Intel 686-class, 2416MHz, id 0x30673
cpu1 at mainbus0 apid 2: Intel 686-class, id 0x30673
ioapic0 at mainbus0 apid 1: pa 0xfec00000, version 0x20, 87 pins
acpi0 at mainbus0: Intel ACPICA 20131218
acpi0: X/RSDT: OemId <ALASKA,  A M I ,01072009>, AslId <AMI ,00010013>
acpi0: invalid PCI address for D01A
acpi0: invalid PCI address for D01B
acpi0: invalid PCI address for D01C
acpi0: invalid PCI address for D01D
ACPI: SSDT 0xb877d598 000521 (v01  PmRef  Cpu0Ist 00003000 INTL 20061109)
ACPI: SSDT 0x0 000521 (v01  PmRef  Cpu0Ist 00003000 INTL 20061109)
ACPI: SSDT 0xb877c918 000433 (v01  PmRef  Cpu0Cst 00003001 INTL 20061109)
ACPI: SSDT 0x0 000433 (v01  PmRef  Cpu0Cst 00003001 INTL 20061109)
ACPI: SSDT 0xb877ee18 00015F (v01  PmRef    ApIst 00003000 INTL 20061109)
ACPI: SSDT 0x0 00015F (v01  PmRef    ApIst 00003000 INTL 20061109)
ACPI: SSDT 0xb877ff18 00008D (v01  PmRef    ApCst 00003000 INTL 20061109)
ACPI: SSDT 0x0 00008D (v01  PmRef    ApCst 00003000 INTL 20061109)
acpi0: SCI interrupting at int 9
timecounter: Timecounter "ACPI-Safe" frequency 3579545 Hz quality 900
hpet0 at acpi0: high precision event timer (mem 0xfed00000-0xfed00400)
timecounter: Timecounter "hpet0" frequency 14318180 Hz quality 2000
acpiec0 at acpi0 (H_EC, PNP0C09-1)acpiec0: unable to evaluate _GPE: AE_NOT_FOUND
acpivga0 at acpi0 (GFX0): ACPI Display Adapter
acpiout0 at acpivga0 (DD01, 0x0100): ACPI Display Output Device
acpiout1 at acpivga0 (DD02, 0x0002): ACPI Display Output Device
acpiout2 at acpivga0 (DD03, 0x0200): ACPI Display Output Device
acpiout3 at acpivga0 (DD04, 0x0004): ACPI Display Output Device
acpiout4 at acpivga0 (DD05, 0x0005): ACPI Display Output Device
acpiout5 at acpivga0 (DD06, 0x0006): ACPI Display Output Device
acpiout6 at acpivga0 (DD07, 0x0007): ACPI Display Output Device
acpiout7 at acpivga0 (DD08, 0x0008): ACPI Display Output Device
acpiout8 at acpivga0 (DD1F, 0x0400): ACPI Display Output Device
acpiout8: brightness levels: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
acpiout9 at acpivga0 (ISP0, 0x0f38): ACPI Display Output Device
acpivga0: unknown output device acpiout0
acpivga0: unknown output device acpiout1
acpivga0: unknown output device acpiout2
acpivga0: unknown output device acpiout3
acpivga0: unknown output device acpiout4
acpivga0: unknown output device acpiout5
acpivga0: unknown output device acpiout6
acpivga0: unknown output device acpiout7
acpivga0: unknown output device acpiout9
acpivga0: connected output devices:
acpivga0:   0x0400 (acpiout8): Unknown Output Device, head 0
FWHD (INT0800) at acpi0 not configured
LDRC (PNP0C02) at acpi0 not configured
attimer1 at acpi0 (TIMR, PNP0100): io 0x40-0x43,0x50-0x53 irq 0
SIO1 (PNP0C02) at acpi0 not configured
UAR1 (PNP0501) at acpi0 not configured
LPTE (PNP0400) at acpi0 not configured
pckbc1 at acpi0 (PS2K, PNP0303-0) (kbd port): io 0x60,0x64 irq 1
pckbc2 at acpi0 (PS2M, PNP0F03-0) (aux port): irq 12
PDRC (PNP0C02) at acpi0 not configured
ADMA (DMA0F28) at acpi0 not configured
acpibut0 at acpi0 (PWRB, PNP0C0C): ACPI Power Button
acpibut1 at acpi0 (SLPB, PNP0C0E): ACPI Sleep Button
PEPD (INT3396) at acpi0 not configured
BTH0 (BCM2E1A) at acpi0 not configured
GPS0 (BCM4752) at acpi0 not configured
CAM0 (INTCF0B) at acpi0 not configured
CAM1 (INTCF1A) at acpi0 not configured
STRA (INTCF1C) at acpi0 not configured
SHUB (SMO91D0) at acpi0 not configured
FWUP (ATML2000) at acpi0 not configured
TPD1 (MSFT0002) at acpi0 not configured
acpifan0 at acpi0 (FAN0, PNP0C0B-0): ACPI Fan
acpitz0 at acpi0 (TZ01): cpu0 cpu1
acpitz0: active cooling level 0: 50.0C
acpitz0: levels: critical 100.0 C, hot 95.0 C, passive 85.0 C
ACPI: Enabled 5 GPEs in block 00 to 3F
ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S1_] (20131218/hwxface-646)
ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S2_] (20131218/hwxface-646)
pckbd0 at pckbc1 (kbd slot)
pckbc1: using irq 1 for kbd slot
wskbd0 at pckbd0: console keyboard
pci0 at mainbus0 bus 0: configuration mode 1
pci0: i/o space, memory space enabled, rd/line, rd/mult, wr/inv ok
pchb0 at pci0 dev 0 function 0: vendor 0x8086 product 0x0f00 (rev. 0x0c)
vga0 at pci0 dev 2 function 0: vendor 0x8086 product 0x0f31 (rev. 0x0c)
wsdisplay0 at vga0 kbdmux 1: console (80x25, vt100 emulation), using wskbd0
wsmux1: connecting to wsdisplay0
drm at vga0 not configured
ahcisata0 at pci0 dev 19 function 0: vendor 0x8086 product 0x0f23 (rev. 0x0c)
ahcisata0: interrupting at ioapic0 pin 19
ahcisata0: 64-bit DMA
ahcisata0: AHCI revision 1.30, 2 ports, 32 slots, CAP 0xc720ff01<PSC,SSC,PMD,ISS=0x2=Gen2,SCLO,SAL,SALP,SNCQ,S64A>
atabus0 at ahcisata0 channel 0
xhci0 at pci0 dev 20 function 0: vendor 0x8086 product 0x0f35 (rev. 0x0c)
xhci0: interrupting at ioapic0 pin 20
xhci0: xHCI version 1.0
usb0 at xhci0: USB revision 2.0
vendor 0x8086 product 0x0f18 (miscellaneous crypto, revision 0x0c) at pci0 dev 26 function 0 not configured
hdaudio0 at pci0 dev 27 function 0: HD Audio Controller
hdaudio0: interrupting at ioapic0 pin 22
hdafg0 at hdaudio0: Realtek ALC887
hdafg0: DAC00 2ch: Speaker [Jack]
hdafg0: DAC01 2ch: HP Out [Jack]
hdafg0: DIG02 2ch: SPDIF Out [Built-In]
hdafg0: ADC03 2ch: Line In [Jack], Mic In [Jack]
hdafg0: ADC04 2ch: Mic In [Jack]
hdafg0: 2ch/2ch 32000Hz 44100Hz 48000Hz 88200Hz 96000Hz 192000Hz PCM16 PCM20 PCM24 AC3
audio0 at hdafg0: full duplex, playback, capture, independent
hdafg1 at hdaudio0: Intel product 2882
hdafg1: DP00 8ch: Digital Out [Jack]
hdafg1: DP01 8ch: Digital Out [Jack]
hdafg1: 8ch/0ch 48000Hz PCM16*
ppb0 at pci0 dev 28 function 0: vendor 0x8086 product 0x0f48 (rev. 0x0c)
ppb0: PCI Express 2.0 <Root Port of PCI-E Root Complex> x1 @ 5.0Gb/s
ppb0: link is x1 @ 2.5Gb/s
pci1 at ppb0 bus 1
pci1: i/o space, memory space enabled, rd/line, wr/inv ok
re0 at pci1 dev 0 function 0: RealTek 8168/8111 PCIe Gigabit Ethernet (rev. 0x06)
re0: interrupting at ioapic0 pin 16
re0: Ethernet address XX:XX:XX:XX:XX:XX
re0: using 256 tx descriptors
rgephy0 at re0 phy 7: RTL8169S/8110S/8211 1000BASE-T media interface, rev. 5
rgephy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT, 1000baseT-FDX, auto
ppb1 at pci0 dev 28 function 1: vendor 0x8086 product 0x0f4a (rev. 0x0c)
ppb1: PCI Express 2.0 <Root Port of PCI-E Root Complex> x1 @ 5.0Gb/s
pci2 at ppb1 bus 2
pci2: i/o space, memory space enabled, rd/line, wr/inv ok
ppb2 at pci0 dev 28 function 2: vendor 0x8086 product 0x0f4c (rev. 0x0c)
ppb2: PCI Express 2.0 <Root Port of PCI-E Root Complex> x1 @ 5.0Gb/s
pci3 at ppb2 bus 3
pci3: i/o space, memory space enabled, rd/line, wr/inv ok
ppb3 at pci0 dev 28 function 3: vendor 0x8086 product 0x0f4e (rev. 0x0c)
ppb3: PCI Express 2.0 <Root Port of PCI-E Root Complex> x1 @ 5.0Gb/s
pci4 at ppb3 bus 4
pci4: i/o space, memory space enabled, rd/line, wr/inv ok
pcib0 at pci0 dev 31 function 0: vendor 0x8086 product 0x0f1c (rev. 0x0c)
vendor 0x8086 product 0x0f12 (SMBus serial bus, revision 0x0c) at pci0 dev 31 function 3 not configured
isa0 at pcib0
lpt0 at isa0 port 0x378-0x37b irq 7
com0 at isa0 port 0x3f8-0x3ff irq 4: ns16550a, working fifo
pcppi0 at isa0 port 0x61
midi0 at pcppi0: PC speaker
sysbeep0 at pcppi0
attimer1: attached to pcppi0
acpicpu0 at cpu0: ACPI CPU
acpicpu0: C1: FFH, lat   1 us, pow  1000 mW
acpicpu0: C2: FFH, lat 500 us, pow    10 mW
acpicpu0: C3: FFH, lat 1500 us, pow    10 mW
acpicpu0: P0: FFH, lat  10 us, pow  2000 mW, 2408 MHz, turbo boost
acpicpu0: P1: FFH, lat  10 us, pow  2000 mW, 2407 MHz
acpicpu0: P2: FFH, lat  10 us, pow  1892 mW, 2324 MHz
acpicpu0: P3: FFH, lat  10 us, pow  1784 mW, 2241 MHz
acpicpu0: P4: FFH, lat  10 us, pow  1676 mW, 2158 MHz
acpicpu0: P5: FFH, lat  10 us, pow  1569 mW, 2075 MHz
acpicpu0: P6: FFH, lat  10 us, pow  1461 mW, 1992 MHz
acpicpu0: P7: FFH, lat  10 us, pow  1353 mW, 1909 MHz
acpicpu0: P8: FFH, lat  10 us, pow  1246 mW, 1826 MHz
acpicpu0: P9: FFH, lat  10 us, pow  1138 mW, 1743 MHz
acpicpu0: P10: FFH, lat  10 us, pow  1030 mW, 1660 MHz
acpicpu0: P11: FFH, lat  10 us, pow   923 mW, 1577 MHz
acpicpu0: P12: FFH, lat  10 us, pow   815 mW, 1494 MHz
acpicpu0: P13: FFH, lat  10 us, pow   707 mW, 1411 MHz
acpicpu0: P14: FFH, lat  10 us, pow   600 mW, 1328 MHz
acpicpu0: T0: FFH, lat   1 us, pow   600 mW, 100 %
acpicpu0: T1: FFH, lat   1 us, pow   525 mW,  88 %
acpicpu0: T2: FFH, lat   1 us, pow   450 mW,  75 %
acpicpu0: T3: FFH, lat   1 us, pow   375 mW,  63 %
acpicpu0: T4: FFH, lat   1 us, pow   300 mW,  50 %
acpicpu0: T5: FFH, lat   1 us, pow   225 mW,  38 %
acpicpu0: T6: FFH, lat   1 us, pow   150 mW,  25 %
acpicpu0: T7: FFH, lat   1 us, pow    75 mW,  13 %
coretemp0 at cpu0: thermal sensor, 1 C resolution
acpicpu1 at cpu1: ACPI CPU
coretemp1 at cpu1: thermal sensor, 1 C resolution
xhci0: port 3 status change
timecounter: Timecounter "clockinterrupt" frequency 100 Hz quality 0
timecounter: Timecounter "TSC" frequency 2416863190 Hz quality 3000
uhub0 at usb0: NetBSD xHCI Root Hub, class 9/0, rev 2.00/1.00, addr 0
uhub0: 6 ports with 6 removable, self powered
ahcisata0 port 0: device present, speed: 3.0Gb/s
uhub1 at uhub0 port 3: vendor 0x05e3 USB2.0 Hub, class 9/0, rev 2.00/85.36, addr 1
uhub1: single transaction translator
uhub1: 4 ports with 4 removable, self powered
wd0 at atabus0 drive 0
wd0: <TOSHIBA THNSNS060GBSP>
wd0: drive supports 16-sector PIO transfers, LBA48 addressing
wd0: 57241 MB, 116301 cyl, 16 head, 63 sec, 512 bytes/sect x 117231408 sectors
wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 6 (Ultra/133)
wd0(ahcisata0:0:0): using PIO mode 4, DMA mode 2, Ultra-DMA mode 6 (Ultra/133) (using DMA)
umass0 at uhub1 port 3 configuration 1 interface 0
umass0: Sony Storage Media, rev 2.10/a.00, addr 2
umass0: using SCSI over Bulk-Only
scsibus0 at umass0: 2 targets, 1 lun per target
sd0 at scsibus0 target 0 lun 0: <Sony, Storage Media, 1.00> disk removable
sd0: fabricating a geometry
sd0: 7520 MB, 7520 cyl, 64 head, 32 sec, 512 bytes/sect x 15400960 sectors
sd0: fabricating a geometry
Kernelized RAIDframe activated
pad0: outputs: 44100Hz, 16-bit, stereo
audio1 at pad0: half duplex, playback, capture
boot device: sd0
root on sd0a dumps on sd0b
root file system type: ffs