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SubjectRe: VIA/PDC/Athlon
Alan Cox wrote:
>
> RH 2.4.2-2 and 2.4.4-ac9 are I believe the same driver exactly. 2.4.3 is
> an ancient known not to work well driver

Ummm... Here's stripped dmesg of both kernels... Is this compiler thingie or
Athlon optimizations?
Notice also different detected PDC20265 BIOS settings! So 2.4.4-ac9 detects
those BIOS settings correctly and 2.4.2-2 doesn't. That's probably reason
why 2.4.2-2 works?

--- 8< ---
Linux version 2.4.4-ac9 (root@davinci) (gcc version 2.95.3 20010315
(release)) #1 Wed May 16 17:37:30 EEST 2001

Uniform Multi-Platform E-IDE driver Revision: 6.31
ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
VP_IDE: IDE controller on PCI bus 00 dev 21
VP_IDE: chipset revision 6
VP_IDE: not 100% native mode: will probe irqs later
ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
VP_IDE: VIA vt82c686b (rev 40) IDE UDMA100 controller on pci00:04.1
ide0: BM-DMA at 0xb800-0xb807, BIOS settings: hda:DMA, hdb:DMA
PDC20265: IDE controller on PCI bus 00 dev 88
PCI: Found IRQ 10 for device 00:11.0
PDC20265: chipset revision 2
PDC20265: not 100% native mode: will probe irqs later
PDC20265: (U)DMA Burst Bit ENABLED Primary PCI Mode Secondary PCI Mode.
ide2: BM-DMA at 0x7400-0x7407, BIOS settings: hde:DMA, hdf:DMA
ide3: BM-DMA at 0x7408-0x740f, BIOS settings: hdg:DMA, hdh:DMA
hda: IBM-DTLA-307030, ATA DISK drive
hdb: SONY CDU4811, ATAPI CD/DVD-ROM drive
hde: IBM-DTLA-307030, ATA DISK drive
hdf: IBM-DTLA-307030, ATA DISK drive
hdg: IBM-DTLA-307030, ATA DISK drive
hdh: IBM-DTLA-307030, ATA DISK drive
ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
ide2 at 0x8800-0x8807,0x8402 on irq 10
ide3 at 0x8000-0x8007,0x7802 on irq 10
hda: 60036480 sectors (30739 MB) w/1916KiB Cache, CHS=3737/255/63, UDMA(100)
hde: 60036480 sectors (30739 MB) w/1916KiB Cache, CHS=59560/16/63, UDMA(100)
hdf: 60036480 sectors (30739 MB) w/1916KiB Cache, CHS=59560/16/63, UDMA(100)
hdg: 60036480 sectors (30739 MB) w/1916KiB Cache, CHS=59560/16/63, UDMA(100)
hdh: 60036480 sectors (30739 MB) w/1916KiB Cache, CHS=59560/16/63, UDMA(100)
Partition check:
hda:hda: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hda: dma_intr: error=0x84 { DriveStatusError BadCRC }
hda: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hda: dma_intr: error=0x84 { DriveStatusError BadCRC }
hda: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hda: dma_intr: error=0x84 { DriveStatusError BadCRC }
hda: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hda: dma_intr: error=0x84 { DriveStatusError BadCRC }
ide0: reset: success
hda1 hda2 hda3 hda4
hde: hde1 hde2 hde3 hde4
hdf: unknown partition table
hdg: unknown partition table
hdh: unknown partition table
--- 8< ---
Linux version 2.4.2-2 (root@porky.devel.redhat.com) (gcc version 2.96
20000731 (Red Hat Linux 7.1 2.96-79)) #1 Sun Apr 8 20:41:30 EDT 2001
Uniform Multi-Platform E-IDE driver Revision: 6.31
ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
VP_IDE: IDE controller on PCI bus 00 dev 21
VP_IDE: chipset revision 6
VP_IDE: not 100% native mode: will probe irqs later
ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
VP_IDE: VIA vt82c686b (rev 40) IDE UDMA100 controller on pci00:04.1
ide0: BM-DMA at 0xb800-0xb807, BIOS settings: hda:DMA, hdb:DMA
PDC20265: IDE controller on PCI bus 00 dev 88
PCI: Found IRQ 10 for device 00:11.0
PDC20265: chipset revision 2
PDC20265: not 100% native mode: will probe irqs later
PDC20265: (U)DMA Burst Bit ENABLED Primary PCI Mode Secondary PCI Mode.
ide2: BM-DMA at 0x7400-0x7407, BIOS settings: hde:DMA, hdf:pio
ide3: BM-DMA at 0x7408-0x740f, BIOS settings: hdg:pio, hdh:pio
hda: IBM-DTLA-307030, ATA DISK drive
hdb: SONY CDU4811, ATAPI CD/DVD-ROM drive
hde: IBM-DTLA-307030, ATA DISK drive
hdf: IBM-DTLA-307030, ATA DISK drive
hdg: IBM-DTLA-307030, ATA DISK drive
hdh: IBM-DTLA-307030, ATA DISK drive
ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
ide2 at 0x8800-0x8807,0x8402 on irq 10
ide3 at 0x8000-0x8007,0x7802 on irq 10
hda: 60036480 sectors (30739 MB) w/1916KiB Cache, CHS=3737/255/63, UDMA(33)
hde: 60036480 sectors (30739 MB) w/1916KiB Cache, CHS=59560/16/63, UDMA(100)
hdf: 60036480 sectors (30739 MB) w/1916KiB Cache, CHS=59560/16/63, UDMA(100)
hdg: 60036480 sectors (30739 MB) w/1916KiB Cache, CHS=59560/16/63, UDMA(100)
hdh: 60036480 sectors (30739 MB) w/1916KiB Cache, CHS=59560/16/63, UDMA(100)
Partition check:
hda: hda1 hda2 hda3 hda4
hde: hde1 hde2 hde3 hde4
hdf: unknown partition table
hdg: unknown partition table
hdh: unknown partition table

--- 8< ---
- Jussi Laako

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