偶的ATA100(UDMA5)硬盘只上到了UDMA2，郁闷

liriver

FC9
好像新的内核不支持偶的老主板芯片:
[root@MY ~]# lspci -v
00:11.1 IDE interface: VIA Technologies, Inc. VT82C586A/B/VT82C686/A/B/VT823x/A/C PIPC Bus Master IDE (rev 06) (prog-if 8a [Master SecP PriP])
        Subsystem: VIA Technologies, Inc. VT82C586/B/VT82C686/A/B/VT8233/A/C/VT8235 PIPC Bus Master IDE
        Flags: bus master, medium devsel, latency 32
        [virtual] Memory at 000001f0 (32-bit, non-prefetchable)
        [virtual] Memory at 000003f0 (type 3, non-prefetchable)
        [virtual] Memory at 00000170 (32-bit, non-prefetchable)
        [virtual] Memory at 00000370 (type 3, non-prefetchable)
        I/O ports at d400
        Capabilities: [c0] Power Management version 2
        Kernel driver in use: pata_via
        Kernel modules: pata_via


[root@MY ~]# hdparm -i /dev/sda

/dev/sda:

Model=ST3160021A                              , FwRev=3.06    , SerialNo=5JS16TRW            
Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs RotSpdTol>.5% }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=4
BuffType=unknown, BuffSize=2048kB, MaxMultSect=16, MultSect=?16?
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=312581808
IORDY=on/off, tPIO={min:240,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes:  pio0 pio1 pio2 pio3 pio4
DMA modes:  mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 *udma2 udma3 udma4 udma5
AdvancedPM=no WriteCache=enabled
Drive conforms to: ATA/ATAPI-6 T13 1410D revision 2:  ATA/ATAPI-1,2,3,4,5,6

* signifies the current active mode



[root@MY ~]# hdparm -c3 /dev/sda

/dev/sda:
setting 32-bit IO_support flag to 3
HDIO_SET_32BIT failed: Invalid argument
IO_support    =  0 (default)
16-bit)


[root@MY ~]# hdparm -m32 /dev/sda

/dev/sda:
setting multcount to 32
HDIO_SET_MULTCOUNT failed: Inappropriate ioctl for device
HDIO_GET_MULTCOUNT failed: Inappropriate ioctl for device


[root@MY ~]# hdparm -X69 /dev/sda

/dev/sda:
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