Re: KERNEL 2.6.3 and MAXTOR 160 GB

[Marc Schiffbauer <marc@schiffbauer.net>]

* Andries Brouwer schrieb am 07.03.04 um 16:08 Uhr:
> On Sun, Mar 07, 2004 at 03:57:11PM +0100, Carlo Orecchia wrote:
> 
> > I'm running redhat 9 on an XP 1800 and a ASUS A7A266. I recently buy a new 
> > HD a maxtor Diamond Plus 160 with 8 mega cache. The fact is that the kernel that comes 
> > with REDHAT (2.4.20-8) shows the entire size of the disk (163.7 gb) but 
> > the kernel 2.6.1 or 2.6.3 does not. It only shows 137 gb. I'm getting 
> > crazy trying to understand why this is happening! Please let 
> > me know if theres a patch to fix this. I really  found amazing the 2.6 
> > kernel and i don't want to come back to use the 2.4!
> > What can i do? 
> 
> You can tell us the boot messages that concern your disk.
> You can tell us the CONFIG options that concern IDE.
> For example, did you set CONFIG_IDEDISK_STROKE ?
> 

The disk works for me (TM).


homer:~# uname -a
Linux homer 2.6.3 #2 Thu Feb 26 19:38:13 CET 2004 i686 GNU/Linux
homer:~# hdparm -i /dev/hde

/dev/hde:

 Model=Maxtor 6Y160P0, FwRev=YAR41BW0, SerialNo=Y43V47SE
 Config={ Fixed }
 RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=57
 BuffType=DualPortCache, BuffSize=7936kB, MaxMultSect=16,
MultSect=16
 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=268435455
 IORDY=on/off, tPIO={min:120,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 udma6
 AdvancedPM=yes: disabled (255) WriteCache=enabled
 Drive conforms to: (null):

 * signifies the current active mode

homer:~# fdisk -l /dev/hde

Disk /dev/hde: 163.9 GB, 163928604672 bytes
255 heads, 63 sectors/track, 19929 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes


boot messages (ide specific part):

Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2
ide: Assuming 33MHz system bus speed for PIO modes; override with
idebus=xx
VP_IDE: IDE controller at PCI slot 0000:00:04.1
VP_IDE: chipset revision 16
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 vt82c686a (rev 22) IDE UDMA66 controller on
pci0000:00:04.1
    ide0: BM-DMA at 0xd800-0xd807, BIOS settings: hda:pio, hdb:pio
    ide1: BM-DMA at 0xd808-0xd80f, BIOS settings: hdc:DMA, hdd:pio
hda: HL-DT-ST GCE-8400B, ATAPI CD/DVD-ROM drive
ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
hdc: Pioneer DVD-ROM ATAPIModel DVD-105S 011, ATAPI CD/DVD-ROM drive
ide1 at 0x170-0x177,0x376 on irq 15
PDC20265: IDE controller at PCI slot 0000:00:11.0
PCI: Found IRQ 10 for device 0000:00:11.0
PCI: Sharing IRQ 10 with 0000:00:0b.0
PDC20265: chipset revision 2
PDC20265: 100% native mode on irq 10
PDC20265: (U)DMA Burst Bit ENABLED Primary PCI Mode Secondary PCI
Mode.
    ide2: BM-DMA at 0x8000-0x8007, BIOS settings: hde:DMA, hdf:pio
    ide3: BM-DMA at 0x8008-0x800f, BIOS settings: hdg:pio, hdh:pio
hde: Maxtor 6Y160P0, ATA DISK drive
ide2 at 0x9400-0x9407,0x9002 on irq 10
hde: max request size: 1024KiB
hde: 320173056 sectors (163928 MB) w/7936KiB Cache,
CHS=19929/255/63, UDMA(100)
 /dev/ide/host2/bus0/target0/lun0: p1 p2 < p5 p6 p7 p8 p9 p10 >


config:

homer:~# grep _IDE /usr/src/linux-2.6.3/.config
CONFIG_IDE=y
CONFIG_BLK_DEV_IDE=y
# CONFIG_BLK_DEV_HD_IDE is not set
CONFIG_BLK_DEV_IDEDISK=y
CONFIG_IDEDISK_MULTI_MODE=y
# CONFIG_IDEDISK_STROKE is not set
CONFIG_BLK_DEV_IDECD=m
# CONFIG_BLK_DEV_IDETAPE is not set
# CONFIG_BLK_DEV_IDEFLOPPY is not set
CONFIG_BLK_DEV_IDESCSI=m
# CONFIG_IDE_TASK_IOCTL is not set
# CONFIG_IDE_TASKFILE_IO is not set
CONFIG_IDE_GENERIC=y
CONFIG_BLK_DEV_IDEPCI=y
CONFIG_IDEPCI_SHARE_IRQ=y
CONFIG_BLK_DEV_IDEDMA_PCI=y
# 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_IVB is not set
CONFIG_IDEDMA_AUTO=y
homer:~#


-Marc

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