Hi.
That's me again.
I don't know if you remember my problem so I remind.
What can I try to do for enabling DMA in my Toshiba Satellite 320CDT laptop.
Any ideas, suggestions?
I will be thankful.
> Bad news :-(.
>
> Now I am working with my new compiled 2..6.10ac12 kernel.
> I can't enable DMA setting.
>
> My system: Slackware 10
>
> # lspci -vv
> 00:00.0 Host bridge: Toshiba America Info Systems 601 (rev a0)
> Subsystem: Toshiba America Info Systems: Unknown device 0001
> Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
> Stepping- SERR- FastB2B-
> Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
> <TAbort- <MAbort+ >SERR- <PERR-
> Latency: 0, cache line size 08
>
> 00:04.0 VGA compatible controller: Chips and Technologies F65555
> HiQVPro (rev c6) (prog-if 00 [VGA])
> Subsystem: Toshiba America Info Systems: Unknown device 0001
> Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr-
> Stepping+ SERR- FastB2B-
> Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
> <TAbort- <MAbort- >SERR- <PERR-
> Region 0: Memory at fd000000 (32-bit, non-prefetchable) [size=16M]
> Expansion ROM at <unassigned> [disabled] [size=256K]
>
> 00:0b.0 USB Controller: NEC Corporation USB (rev 02) (prog-if 10 [OHCI])
> Subsystem: Toshiba America Info Systems USB
> Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
> Stepping- SERR- FastB2B-
> Status: Cap- 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort-
> <TAbort- <MAbort- >SERR- <PERR-
> Latency: 64 (250ns min, 5250ns max)
> Interrupt: pin A routed to IRQ 11
> Region 0: Memory at fcfff000 (32-bit, non-prefetchable) [size=4K]
>
> 00:11.0 Communication controller: Toshiba America Info Systems FIR Port (rev
> 21)
> Subsystem: Toshiba America Info Systems: Unknown device 0001
> Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
> Stepping- SERR- FastB2B-
> Status: Cap- 66Mhz- UDF- FastB2B- ParErr- DEVSEL=slow >TAbort-
> <TAbort- <MAbort- >SERR- <PERR-
> Latency: 64
> Interrupt: pin A routed to IRQ 11
> Region 0: I/O ports at ffe0 [size=32]
>
> # hdparm -i /dev/hda
> /dev/hda:
>
> Model=TOSHIBA MK4006MAV, FwRev=F2.03 A, SerialNo=68527172
> Config={ Fixed }
> RawCHS=7944/16/63, TrkSize=0, SectSize=0, ECCbytes=24
> BuffType=unknown, BuffSize=0kB, MaxMultSect=16, MultSect=16
> CurCHS=7944/16/63, CurSects=8007552, LBA=yes, LBAsects=8007552
> IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
> PIO modes: pio0 pio1 pio2 pio3 pio4
> DMA modes: sdma0 sdma1 sdma2 mdma0 mdma1 *mdma2
> UDMA modes: udma0 udma1 udma2
> AdvancedPM=no WriteCache=enabled
>
> * signifies the current active mode
>
> # dmesg
> ..............
> Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2
> ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
> Probing IDE interface ide0...
> hda: TOSHIBA MK4006MAV, ATA DISK drive
> Probing IDE interface ide1...
> hdc: CD-220EA, ATAPI CD/DVD-ROM drive
> ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
> ide1 at 0x170-0x177,0x376 on irq 15
> hda: max request size: 128KiB
> hda: 8007552 sectors (4099 MB), CHS=7944/16/63
> hda: cache flushes not supported
> hda: hda1 hda2 hda3 hda4
> hdc: ATAPI 20X CD-ROM drive, 128kB Cache
> Uniform CD-ROM driver Revision: 3.20
> ................
>
> # hdparm -d1 /dev/hda
> /dev/hda:
> setting using_dma to 1 (on)
> HDIO_SET_DMA failed: Operation not permitted
> using_dma = 0 (off)
>
> What can I do?
>
> Marcin Kuk
>
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