On Tue, 20 Aug 2002, Jason C. Pion wrote:
> Hi,
>
> I've run across a bit of a strange occurrence since the "new" IDE code was
> put into the ac patches in 2.4.20-pre2-acX. I have 2 udma133 drives
> attached to my Ultra133TX2 (PDC20269) controller. Both drives are
> connected using 80-wire cables. I've never had any issues with this setup
> until now.
>
> Uniform Multi-Platform E-IDE driver Revision: 7.00alpha1
> ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
> AMD7411: IDE controller on PCI bus 00 dev 39
> AMD7411: chipset revision 1
> AMD7411: 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:DMA, hdd:pio
> hdc: ASUS CD-S520/A, ATAPI CD/DVD-ROM drive
> hdd: HL-DT-ST GCE-8160B, ATAPI CD/DVD-ROM drive
> ide1 at 0x170-0x177,0x376 on irq 15
> PDC20269: IDE controller on PCI bus 00 dev 68
> PDC20269: chipset revision 2
> PDC20269: not 100% native mode: will probe irqs later
> ide2: BM-DMA at 0x1090-0x1097, BIOS settings: hde:pio, hdf:pio
> ide3: BM-DMA at 0x1098-0x109f, BIOS settings: hdg:pio, hdh:pio
> hde: MAXTOR 6L060J3, ATA DISK drive
> ide2 at 0x10c0-0x10c7,0x10ba on irq 17
> hdg: MAXTOR 6L060L3, ATA DISK drive
> ide3 at 0x10b0-0x10b7,0x10a6 on irq 17
> ULTRA 66/100/133: Primary channel of Ultra 66/100/133 requires an 80-pin cable for Ultra66 operation.
> Switching to Ultra33 mode.
> Warning: Primary channel requires an 80-pin cable for operation.
> hde reduced to Ultra33 mode.
> hde: host protected area => 1
> hde: 117266688 sectors (60041 MB) w/1820KiB Cache, CHS=116336/16/63, UDMA(133)
> ULTRA 66/100/133: Secondary channel of Ultra 66/100/133 requires an 80-pin cable for Ultra66 operation.
> Switching to Ultra33 mode.
> Warning: Secondary channel requires an 80-pin cable for operation.
> hdg reduced to Ultra33 mode.
> hdg: host protected area => 1
> hdg: 117266688 sectors (60041 MB) w/1819KiB Cache, CHS=116336/16/63, UDMA(133)
> Partition check:
> hde: [PTBL] [7299/255/63] hde1 hde2 hde3 hde4
> hdg: hdg1 hdg2 hdg3 hdg4
>
>
> The dmesg output seems to indicate that hde and hdg have been "reduced to
> Ultra33 mode." However, 2 lines later the drives are listed as
> "UDMA(133)". hdparm indicates that the drives are operating at udma6.
>
> Here's the relevant portion of my config:
>
> #
> # Block devices
> #
> CONFIG_BLK_DEV_FD=y
> # CONFIG_BLK_DEV_XD is not set
> # CONFIG_PARIDE is not set
> # CONFIG_BLK_CPQ_DA is not set
> # CONFIG_BLK_CPQ_CISS_DA is not set
> # CONFIG_CISS_SCSI_TAPE is not set
> # CONFIG_BLK_DEV_DAC960 is not set
> # CONFIG_BLK_DEV_UMEM is not set
> CONFIG_BLK_DEV_LOOP=m
> # CONFIG_BLK_DEV_NBD is not set
> # CONFIG_BLK_DEV_RAM is not set
> # CONFIG_BLK_DEV_INITRD is not set
> # CONFIG_BLK_STATS is not set
>
> #
> # Multi-device support (RAID and LVM)
> #
> CONFIG_MD=y
> CONFIG_BLK_DEV_MD=y
> # CONFIG_MD_LINEAR is not set
> CONFIG_MD_RAID0=y
> CONFIG_MD_RAID1=y
> # CONFIG_MD_RAID5 is not set
> # CONFIG_MD_MULTIPATH is not set
> # CONFIG_BLK_DEV_LVM is not set
> # CONFIG_BLK_DEV_DM is not set
>
> #
> # ATA/IDE/MFM/RLL support
> #
> CONFIG_IDE_KNOWS=y
> CONFIG_IDE=y
>
> #
> # IDE, ATA and ATAPI Block devices
> #
> CONFIG_BLK_DEV_IDE=y
> # CONFIG_BLK_DEV_HD_IDE is not set
> # CONFIG_BLK_DEV_HD is not set
> CONFIG_BLK_DEV_IDEDISK=y
> # CONFIG_IDEDISK_MULTI_MODE is not set
> # CONFIG_IDEDISK_STROKE is not set
> # CONFIG_BLK_DEV_IDEDISK_VENDOR is not set
> # CONFIG_BLK_DEV_IDEDISK_FUJITSU is not set
> # CONFIG_BLK_DEV_IDEDISK_IBM is not set
> # CONFIG_BLK_DEV_IDEDISK_MAXTOR is not set
> # CONFIG_BLK_DEV_IDEDISK_QUANTUM is not set
> # CONFIG_BLK_DEV_IDEDISK_SEAGATE is not set
> # CONFIG_BLK_DEV_IDEDISK_WD is not set
> # CONFIG_BLK_DEV_COMMERIAL is not set
> # CONFIG_BLK_DEV_TIVO is not set
> # CONFIG_BLK_DEV_IDECS is not set
> # CONFIG_BLK_DEV_IDECD is not set
> # CONFIG_BLK_DEV_IDECD_BAILOUT is not set
> # CONFIG_BLK_DEV_IDETAPE is not set
> # CONFIG_BLK_DEV_IDEFLOPPY is not set
> CONFIG_BLK_DEV_IDESCSI=y
> # CONFIG_IDE_TASK_IOCTL is not set
> CONFIG_IDE_TASKFILE_IO=y
> # CONFIG_BLK_DEV_CMD640 is not set
> # CONFIG_BLK_DEV_CMD640_ENHANCED is not set
> # CONFIG_BLK_DEV_ISAPNP is not set
> CONFIG_BLK_DEV_IDEPCI=y
> # CONFIG_BLK_DEV_GENERIC is not set
> # CONFIG_IDEPCI_SHARE_IRQ is not set
> CONFIG_BLK_DEV_IDEDMA_PCI=y
> # CONFIG_BLK_DEV_OFFBOARD is not set
> # CONFIG_BLK_DEV_IDEDMA_FORCED is not set
> CONFIG_IDEDMA_PCI_AUTO=y
> # CONFIG_IDEDMA_ONLYDISK is not set
> CONFIG_BLK_DEV_IDEDMA=y
> # CONFIG_IDEDMA_PCI_WIP is not set
> # CONFIG_IDEDMA_NEW_DRIVE_LISTINGS is not set
> CONFIG_BLK_DEV_ADMA=y
> # CONFIG_BLK_DEV_AEC62XX is not set
> # CONFIG_BLK_DEV_ALI15X3 is not set
> # CONFIG_WDC_ALI15X3 is not set
> CONFIG_BLK_DEV_AMD74XX=y
> # CONFIG_AMD74XX_OVERRIDE is not set
> # CONFIG_BLK_DEV_CMD64X is not set
> # CONFIG_BLK_DEV_CY82C693 is not set
> # CONFIG_BLK_DEV_CS5530 is not set
> # CONFIG_BLK_DEV_HPT34X is not set
> # CONFIG_HPT34X_AUTODMA is not set
> # CONFIG_BLK_DEV_HPT366 is not set
> # CONFIG_BLK_DEV_PIIX is not set
> # CONFIG_BLK_DEV_NFORCE is not set
> # CONFIG_BLK_DEV_NS87415 is not set
> # CONFIG_BLK_DEV_OPTI621 is not set
> # CONFIG_BLK_DEV_PDC202XX_OLD is not set
> # CONFIG_PDC202XX_BURST is not set
> CONFIG_BLK_DEV_PDC202XX_NEW=y
> # CONFIG_PDC202XX_FORCE is not set
> # CONFIG_BLK_DEV_RZ1000 is not set
> # CONFIG_BLK_DEV_SVWKS is not set
> # CONFIG_BLK_DEV_SIIMAGE is not set
> # CONFIG_BLK_DEV_SIS5513 is not set
> # CONFIG_BLK_DEV_SLC90E66 is not set
> # CONFIG_BLK_DEV_TRM290 is not set
> # CONFIG_BLK_DEV_VIA82CXXX is not set
> # CONFIG_IDE_CHIPSETS is not set
> CONFIG_IDEDMA_AUTO=y
> # CONFIG_IDEDMA_IVB is not set
> # CONFIG_DMA_NONPCI is not set
> CONFIG_BLK_DEV_PDC202XX=y
> CONFIG_BLK_DEV_IDE_MODES=y
> # CONFIG_BLK_DEV_ATARAID is not set
> # CONFIG_BLK_DEV_ATARAID_PDC is not set
> # CONFIG_BLK_DEV_ATARAID_HPT is not set
>
> The system is a dual MP 1600+ Tyan S2460 with on-board AMD7411 IDE being
> used for CD and CD-RW.
>
> The HDs do seem to work properly, but this message at boot about
> reducing to ultra33 mode is somewhat confusing. This has only ever
> occurred with the new ide code. Any ideas?
>
> Thanks.
>
> Jason
>
>
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>
Andre Hedrick
LAD Storage Consulting Group
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