dma на sis

Не получается включить DMA на матери c sis чипсетом. Вот что имеем:

wcyclon / # cat /usr/src/linux/.config | grep SIS
CONFIG_BLK_DEV_SIS5513=y
CONFIG_SATA_SIS=y
CONFIG_PATA_SIS=y
CONFIG_SIS900=m
CONFIG_SIS190=m
CONFIG_AGP_SIS=m
CONFIG_DRM_SIS=m
CONFIG_I2C_SIS5595=m
CONFIG_I2C_SIS630=m
CONFIG_I2C_SIS96X=m
CONFIG_SENSORS_SIS5595=m
# CONFIG_FB_SIS is not set
CONFIG_USB_SISUSBVGA=m
CONFIG_USB_SISUSBVGA_CON=y
wcyclon / # dmesg | grep SIS
SIS5513: IDE controller at PCI slot 0000:00:02.5
SIS5513: chipset revision 1
SIS5513: not 100% native mode: will probe irqs later
SIS5513: SiS965 ATA 133 (2nd gen) controller
wcyclon / # dmesg | grep sis
sata_sis 0000:00:05.0: version 0.7
sata_sis 0000:00:05.0: Detected SiS 182/965L chipset
scsi0 : sata_sis
scsi1 : sata_sis
sis190 Gigabit Ethernet driver 1.2 loaded.
wcyclon / # hdparm -d1 -X69 /dev/sda

/dev/sda:
 setting using_dma to 1 (on)
 HDIO_SET_DMA failed: Inappropriate ioctl for device
 setting xfermode to 69 (UltraDMA mode5)
SG_IO: bad/missing ATA_16 sense data::  70 00 05 00 00 00 00 0a 00 00 00 00 24 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 HDIO_DRIVE_CMD(setxfermode) failed: Input/output error
wcyclon / # hdparm -i /dev/sda

/dev/sda:

 Model=WDC WD800JD-00LSA0                      , FwRev=06.01D06, SerialNo=     WD-WMAM9P363366
 Config={ HardSect NotMFM HdSw>15uSec SpinMotCtl Fixed DTR>5Mbs FmtGapReq }
 RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=65
 BuffType=unknown, BuffSize=8192kB, MaxMultSect=16, MultSect=?16?
 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=156299375
 IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
 PIO modes:  pio0 pio3 pio4
 DMA modes:  mdma0 mdma1 mdma2
 UDMA modes: udma0 udma1 udma2 udma3 udma4 udma5
 AdvancedPM=no WriteCache=enabled
 Drive conforms to: Unspecified:  ATA/ATAPI-1,2,3,4,5,6,7

 * signifies the current active mode

Гуглил, но ничего не нашёл :(
Помогите побороть!!!

Заранее спасибо!!!