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Re: [Qemu-devel] enabling bus-master IDE driver
From: |
Norikatsu Shigemura |
Subject: |
Re: [Qemu-devel] enabling bus-master IDE driver |
Date: |
Tue, 23 Nov 2004 14:12:49 +0900 |
On Tue, 16 Nov 2004 20:41:35 +0100
Juergen Lock <address@hidden> wrote:
> > > It now says "Current Transfer Mode: Multi-Word DMA Mode 2".
> > > I'm not real sure how I test to see if disk access is faster,
> > > or by how much, but this appears to be progress for XP.
> > Windows 2000 isn't that verbose - it simply prints "DMA mode".
> > Interesting that XP has enabled "Multi-Word DMA Mode 2".
> >...
> FreeBSD guests (at least 5.3-BETA1) say they use WDMA2, which i guess
> is the same:
Your patch works quite good. I confirmed that it works on
Windows XP SP2 and FreeBSD 5.3-RELEASE as guest OSs, and
host's cpu loadavg reduced(MAX: 97% -> 30% on boot, etc..).
# http://people.FreeBSD.org/~nork/qemu/qemu05.png but Japanese
May I commit your patch as ports/emulators/qemu/files/patch-hw::ide.c?
- Re: [Qemu-devel] enabling bus-master IDE driver, (continued)
Re: [Qemu-devel] enabling bus-master IDE driver, Juergen Keil, 2004/11/12
Re: [Qemu-devel] enabling bus-master IDE driver, Juergen Keil, 2004/11/12
Re: [Qemu-devel] enabling bus-master IDE driver, Juergen Keil, 2004/11/26