Chuan-kai Lin wrote:
>
> Wilson Yau <wyau@wilbe.freeserve.co.uk> wrote:
> > Q.1/ Can anyone explain to me this phenomenon?
>
> It seems likely that the HPT366 is operating with DMA (not just
> UDMA/66, but all kinds of DMA operations) disabled. Could you
> show us the boot messages concerning the HPT366 controller?
>
Here attached the some of the contents related to IDE and hard disks
when doing 'dmesg':
Linux version 2.2.15-ide (root@gondor) (gcc version 2.95.2 20000313
(Debian GNU/Linux)) #1 Thu Jun 1 14:32:46 EST 2000
...
...
Uniform Multi-Platform E-IDE driver Revision: 6.30
ide: Assuming 33MHz system bus speed for PIO modes; override with
idebus=xx
PIIX4: IDE controller on PCI bus 00 dev 39
PIIX4: not 100% native mode: will probe irqs later
ide0: BM-DMA at 0xf000-0xf007, BIOS settings: hda:pio, hdb:pio
ide1: BM-DMA at 0xf008-0xf00f, BIOS settings: hdc:pio, hdd:pio
HPT366: onboard version of chipset, pin1=1 pin2=2
PCI: HPT366: Fixing interrupt 11 pin 2 to ZERO
HPT366: IDE controller on PCI bus 00 dev 98
HPT366: not 100% native mode: will probe irqs later
ide2: BM-DMA at 0xe000-0xe007, BIOS settings: hde:DMA, hdf:DMA
HPT366: IDE controller on PCI bus 00 dev 99
HPT366: not 100% native mode: will probe irqs later
ide3: BM-DMA at 0xec00-0xec07, BIOS settings: hdg:pio, hdh:pio
hda: CREATIVE CD5230E, ATAPI CDROM drive
hde: IBM-DJNA-371800, ATA DISK drive
hdf: IBM-DPTA-372050, ATA DISK drive
ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
ide2 at 0xd800-0xd807,0xdc02 on irq 11
hde: IBM-DJNA-371800, 17206MB w/1966kB Cache, CHS=34960/16/63
hdf: IBM-DPTA-372050, 19574MB w/1961kB Cache, CHS=39770/16/63
hda: ATAPI 52X CD-ROM drive, 128kB Cache
Uniform CDROM driver Revision: 2.56
Floppy drive(s): fd0 is 1.44M
FDC 0 is a post-1991 82077
md driver 0.36.6 MAX_MD_DEV=4, MAX_REAL=8
Partition check:
hde: [PTBL] [1027/255/63] hde1 hde2 hde3 hde4 < hde5 hde6 hde7 hde8
hde9 hde10 hde11 >
hdf: [PTBL] [1027/255/63] hdf1 hdf2 < hdf5 >
..
..
.
Any clues?