Re: Permissions denied when enabling DMA

2003-08-03 Thread Marc Wilson
On Sun, Aug 03, 2003 at 11:46:11AM +0100, Anthony Campbell wrote: > I don't understand the objection to hdparm. Configuration help for the > kernel (2.4.21) says: I don't object to the use of hdparm. I object to people that use it without bothering to find out why the kernel didn't do whatever t

Re: Permissions denied when enabling DMA

2003-08-03 Thread Marc Wilson
On Sun, Aug 03, 2003 at 12:05:18AM +0200, Wayne Gemmell wrote: > > Using hdparm to force DMA is a bad, bad, BAD idea. The kernel usually has > > very good reasons for not enabling it. > Do you mean that I shouldn't use hdparm at all? I have a laptop that is set by > default with DMA and 32bit mod

Re: Permissions denied when enabling DMA

2003-08-03 Thread Shyamal Prasad
"Marc" == Marc Wilson <[EMAIL PROTECTED]> writes: Marc> Using hdparm to force DMA is a bad, bad, BAD idea. The Marc> kernel usually has very good reasons for not enabling it. This might be true for many kernel distributions, but does not apply to Debian. The prebuilt Debian kernels

Re: Permissions denied when enabling DMA

2003-08-03 Thread Eduard Bloch
#include * Wayne Gemmell [Sun, Aug 03 2003, 12:05:18AM]: > Hi > > > > The kernel you're using doesn't have support for your IDE chipset. This > > is why the kernel didn't enable DMA on its own. No, the installation kernels do not enable DMA by default because of an unknown number of not-yet blac

Re: Permissions denied when enabling DMA

2003-08-03 Thread Anthony Campbell
On 03 Aug 2003, Wayne Gemmell wrote: > Hi > > > > The kernel you're using doesn't have support for your IDE chipset. This > > is why the kernel didn't enable DMA on its own. > How would you recomend that I get support? apt-get *new-kernel*, or apt-get > source? Are there maybe modules that I shoul

Re: Permissions denied when enabling DMA

2003-08-03 Thread Wayne Gemmell
Hi > > The kernel you're using doesn't have support for your IDE chipset. This > is why the kernel didn't enable DMA on its own. How would you recomend that I get support? apt-get *new-kernel*, or apt-get source? Are there maybe modules that I should be looking for? > > Using hdparm to force DMA

Re: Permissions denied when enabling DMA

2003-08-02 Thread Marc Wilson
On Fri, Aug 01, 2003 at 11:00:56PM +0200, Wayne Gemmell wrote: > running hdparm /dev/hdc yields >using_dma= 0 (off) The kernel didn't enable DMA on the interface the drive is connected to. > while running hdparm -i /dev/hdc yields > DMA modes: mdma0 mdma1 mdma2 udma0 udma1 udma

Re: Permissions denied when enabling DMA

2003-08-02 Thread Johann Koenig
On Sat, 02 Aug 2003 13:50:08 +0200 Wayne Gemmell <[EMAIL PROTECTED]> wrote: > > > you need to make sure the the ide chipset > > > swupported by the kernel you're using > > > > My output for "lspci -v | more" is > > 00:11.1 IDE interface: VIA Technologies, Inc. Bus Master IDE > (rev 06

Re: Permissions denied when enabling DMA

2003-08-02 Thread Wayne Gemmell
On Saturday 02 August 2003 12:28, Andrew McGuinness wrote: > Alvin Oga wrote: > > hi wayn > > > > you need to make sure the the ide chipset > > swupported by the kernel you're using > > My output for "lspci -v | more" is 00:11.1 IDE interface: VIA Technologies, Inc. Bus Master IDE (rev 06)

Re: Permissions denied when enabling DMA

2003-08-02 Thread Andrew McGuinness
Alvin Oga wrote: hi wayn you need to make sure the the ide chipset swupported by the kernel you're using - look at the motherboard, figure out what chipset and than check your kernel config options - try installing that module for the chipset "Look at the motherboard" is a little awkward. Try:

Re: Permissions denied when enabling DMA

2003-08-02 Thread Alvin Oga
hi wayn you need to make sure the the ide chipset swupported by the kernel you're using - look at the motherboard, figure out what chipset and than check your kernel config options - try installing that module for the chipset c ya alvin On Fri, 1 Aug 2003, Wayne Gemmell wrote: > Hi, I'm r

Permissions denied when enabling DMA

2003-08-02 Thread Wayne Gemmell
Hi, I'm running the bf24 kernel and trying to enable DMA on my hard drive. My first question is, is DMA already activated? running hdparm /dev/hdc yields using_dma= 0 (off) while running hdparm -i /dev/hdc yields DMA modes: mdma0 mdma1 mdma2 udma0 udma1 udma2 and hdparm -I /d