# cat /sys/i386/conf/CAMATA

include GENERIC

ident           CAMATA

nomakeoptions   DEBUG

nooptions       INVARIANTS
nooptions       INVARIANT_SUPPORT
nooptions       WITNESS
nooptions       WITNESS_SKIPSPIN

options KVA_PAGES=512

options         PANIC_REBOOT_WAIT_TIME=16

# ATA and ATAPI devices
nodevice          ata
nodevice          atadisk         # ATA disk drives
nodevice          ataraid         # ATA RAID drives
nodevice          atapicd         # ATAPI CDROM drives
nodevice          atapifd         # ATAPI floppy drives
nodevice          atapist         # ATAPI tape drives
nooptions         ATA_STATIC_ID   # Static device numbering

device          ahci
device          mvs
device          siis
options        ATA_CAM

# Modular ATA
device         atacore         # Core ATA functionality
#device         atacard         # CARDBUS support
#device         atabus          # PC98 cbus support
#device         ataisa          # ISA bus support
device         atapci          # PCI bus support; only generic chipset support

# PCI ATA chipsets
device         ataahci         # AHCI SATA
device         ataacard        # ACARD
device         ataacerlabs     # Acer Labs Inc. (ALI)
device         ataadaptec      # Adaptec
device         ataamd          # American Micro Devices (AMD)
device         ataati          # ATI
device         atacenatek      # Cenatek
device         atacypress      # Cypress
device         atacyrix        # Cyrix
device         atahighpoint    # HighPoint
device         ataintel        # Intel
device         ataite          # Integrated Technology Inc. (ITE)
device         atajmicron      # JMicron
device         atamarvell      # Marvell
device         atamicron       # Micron
device         atanational     # National
device         atanetcell      # NetCell
device         atanvidia       # nVidia
device         atapromise      # Promise
device         ataserverworks  # ServerWorks
device         atasiliconimage # Silicon Image Inc. (SiI) (formerly CMD)
device         atasis          # Silicon Integrated Systems Corp.(SiS)
device         atavia          # VIA Technologies Inc.



# cd /usr/src
# make buildkernel KERNCONF=CAMATA
# make installkernel KERNCONF=CAMATA
# shutdown -r now


どっかでsingle user modeに落ちるかなあと思って見てたけど、特に何も起きず。。。

atapci0: <Intel ICH7 UDMA100 controller> port 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0x2090-0x209f irq 18 at device 31.1 on pci0
ata0: <ATA channel 0> on atapci0
ata0: [ITHREAD]
atapci1: <Intel ICH7 SATA300 controller> port 0x20a8-0x20af,0x20cc-0x20cf,0x20a0-0x20a7,0x20c8-0x20cb,0x2080-0x208f irq 19 at device 31.2 on pci0
atapci1: [ITHREAD]
ata2: <ATA channel 0> on atapci1
ata2: [ITHREAD]
ata3: <ATA channel 1> on atapci1
ata3: [ITHREAD]

ada0 at ata2 bus 0 scbus1 target 0 lun 0
ada0: <WDC WD20EARS-00S8B1 80.00A80> ATA-8 SATA 2.x device
ada0: 150.000MB/s transfers (SATA, UDMA5, PIO 8192bytes)
ada0: 1907729MB (3907029168 512 byte sectors: 16H 63S/T 16383C)
ada1 at ata3 bus 0 scbus2 target 0 lun 0
ada1: <WDC WD20EARS-00S8B1 80.00A80> ATA-8 SATA 2.x device
ada1: 150.000MB/s transfers (SATA, UDMA5, PIO 8192bytes)
ada1: 1907729MB (3907029168 512 byte sectors: 16H 63S/T 16383C)

やっぱり512 byte sectorなのか。。。

$ zpool status
  pool: pool1
 state: ONLINE
status: The pool is formatted using an older on-disk format.  The pool can
        still be used, but some features are unavailable.
action: Upgrade the pool using 'zpool upgrade'.  Once this is done, the
        pool will no longer be accessible on older software versions.
 scrub: none requested

        NAME                                            STATE     READ WRITE CKSUM
        pool1                                           ONLINE       0     0     0
          mirror                                        ONLINE       0     0     0
            gptid/05a6235c-6f71-11df-9275-001cc070e776  ONLINE       0     0     0
            gptid/18c22c5c-7032-11df-8f20-001cc070e776  ONLINE       0     0     0

errors: No known data errors




# camcontrol identify 1:0:0
pass0: <WDC WD20EARS-00S8B1 80.00A80> ATA-8 SATA 2.x device
pass0: 150.000MB/s transfers (SATA, UDMA5, PIO 8192bytes)

protocol              ATA/ATAPI-8 SATA 2.x
device model          WDC WD20EARS-00S8B1
firmware revision     80.00A80
serial number         WD-xxxxxxxxxxxx
WWN                   xxxxxxxxxxxxxxxx
cylinders             16383
heads                 16
sectors/track         63
sector size           logical 512, physical 512, offset 0
LBA supported         268435455 sectors
LBA48 supported       3907029168 sectors
PIO supported         PIO4
DMA supported         WDMA2 UDMA6

Feature                      Support  Enable    Value           Vendor
read ahead                     yes      yes
write cache                    yes      yes
flush cache                    yes      yes
overlap                        no
Tagged Command Queuing (TCQ)   no       no
Native Command Queuing (NCQ)   yes              32 tags
SMART                          yes      yes
microcode download             yes      yes
security                       yes      no
power management               yes      yes
advanced power management      no       no      0/0x00
automatic acoustic management  yes      no      254/0xFE        128/0x80
media status notification      no       no
power-up in Standby            yes      no
write-read-verify              no       no      0/0x0
unload                         no       no
free-fall                      no       no
data set management (TRIM)     no

sector sizeの、physicalが4096になるのを期待したんだけど、ダメかー。まあ、なったところで何かが変わるかというと分からんが、少なくともここで4096にならなければ、変わらんわなあ。
150MB/s transferっていうのもなあ。ICH7がさぼってるのか。DMA supportedはUDMA6まであるのに、pass0はUDMA5とおっしゃっている、そういうものなのか?