Messages in this thread | | | Date | Thu, 21 Jan 1999 16:51:20 -0600 (CST) | From | "Andre M. Hedrick" <> | Subject | Re: Are WDC AC33100H & AC31600H DMA-safe? |
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www.wdc.com/quality/err-rec.html
See if it does or doesn't here.
If it does pass the requirements, then please send me a copy of the firmware revisions that hdparm reports, and ditto if they fail.
On Thu, 21 Jan 1999, Koby Kahane wrote:
> I have recently upgraded from 2.0.36 to 2.2.0-pre9 > > I've noticed that my boot messages say that DMA is disabled for my > 2nd and 3rd hard disks. Is it safe for me to enable DMA (via hdparm) > for these drive models or should I stick to none-DMA mode? > > Please Cc: to me as I am not on this list. > > Here are the relevant lines from the kernel boot messages: > > 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 > hda: WDC AC24300L, ATA DISK drive > hdb: WDC AC33100H, ATA DISK drive > hdc: WDC AC31600H, ATA DISK drive > hdd: CREATIVECD1620E, ATAPI CDROM drive > ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 > ide1 at 0x170-0x177,0x376 on irq 15 > hda: WDC AC24300L, 4112MB w/256kB Cache, CHS=524/255/63, UDMA > hdb: Disabling (U)DMA for WDC AC33100H > hdb: DMA disabled > hdb: WDC AC33100H, 3020MB w/128kB Cache, CHS=767/128/63 > hdc: Disabling (U)DMA for WDC AC31600H > hdc: DMA disabled > hdc: WDC AC31600H, 1549MB w/128kB Cache, CHS=3148/16/63 > hdd: ATAPI 16X CD-ROM drive, 240kB Cache > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.rutgers.edu > Please read the FAQ at http://www.tux.org/lkml/ >
Cheers, Andre Hedrick The (NEW) Linux IDE guy The APC UPS Specialist for Linux
http://www.dyer.vanderbilt.edu/server/udma/ http://www.dyer.vanderbilt.edu/server/apcupsd/apcupsd-3.5.2.bin.tar.gz
You just need a bigger hammer, or learn how to swing the one you have better. (C) me.....
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/
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