My PDC20265 didn't work. ide2 and ide3 are at different I/O then
PDC20267. With the latest ide patch it works, and with 2.4.
seb
On Tue, 14 Nov 2000, Peter Ruskin wrote:
> Who said that the Promise Ultra100 card wasn't supported by Linux-Mandrake?
> It works a treat on my machine, with kernel 2.2.17-0.24mdk and
> 2.2.17-21mdk. With 2.2.17-0.24mdk, I have to append "ide2=0xd400,0xd802
> ide3=0xdc00,0xe002" to lilo, but 2.2.17-21mdk doesn't need it. "Autotune"
> in lilo will make it hang on partition check during boot. I don't use any
> drive optimisations.
>
> Extract from dmesg ...
> PDC20267: IDE controller on PCI bus 00 dev 40
> PDC20267: chipset revision 2
> PDC20267: not 100% native mode: will probe irqs later
> PDC20267: ROM enabled at 0xea000000
> PDC20267: (U)DMA Burst Bit ENABLED Primary PCI Mode Secondary PCI Mode.
> PDC20267: FORCING PRIMARY MODE BIT 0x00 -> 0x01 MASTER
> PDC20267: FORCING SECONDARY MODE BIT 0x00 -> 0x01 MASTER
> ide2: BM-DMA at 0xe400-0xe407, BIOS settings: hde:DMA, hdf:DMA
> ide3: BM-DMA at 0xe408-0xe40f, BIOS settings: hdg:DMA, hdh:DMA
> hde: Maxtor 54098H8, ATA DISK drive
> hdf: Maxtor 54098U8, ATA DISK drive
> hdg: Maxtor 91020D6, ATA DISK drive
> hdh: Maxtor 88400D8, ATA DISK drive
> ide2 at 0xd400-0xd407,0xd802 on irq 15
> ide3 at 0xdc00-0xdc07,0xe002 on irq 15
> # Actually, 54098H8 is a UDMA100 drive - for some reason kernel thinks
> # it's a 33 - but it goes pretty fast - not as fast as the 66 though.
> hde: Maxtor 54098H8, 39082MB w/2048kB Cache, CHS=79406/16/63, UDMA(33)
> hdf: Maxtor 54098U8, 39082MB w/2048kB Cache, CHS=79406/16/63, UDMA(66)
> hdg: Maxtor 91020D6, 9728MB w/256kB Cache, CHS=19765/16/63, UDMA(33)
> hdh: Maxtor 88400D8, 8011MB w/256kB Cache, CHS=16278/16/63, UDMA(33)
>
> Test results (/dev/sda is an IBM UttraSCSI) ...
> # hdparm -t /dev/hde
> /dev/hde:
> Timing buffered disk reads: 64 MB in 3.47 seconds = 18.44 MB/sec
>
> # hdparm -t /dev/hdf
> /dev/hdf:
> Timing buffered disk reads: 64 MB in 2.34 seconds = 27.35 MB/sec
>
> # hdparm -t /dev/hdg
> /dev/hdg:
> Timing buffered disk reads: 64 MB in 5.22 seconds = 12.26 MB/sec
>
> # hdparm -t /dev/hdh
> /dev/hdh:
> Timing buffered disk reads: 64 MB in 5.74 seconds = 11.15 MB/sec
>
> # hdparm -t /dev/sda
> /dev/sda:
> Timing buffered disk reads: 64 MB in 7.76 seconds = 8.25 MB/sec
> --
> ----------------------------------------------------------------------
> Peter Ruskin <[EMAIL PROTECTED]>
> Wrexham, UK KDE - the professionals' choice
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> Uptime 2 hours 12 minutes
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>
