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Thread View: comp.os.ms-windows.win95.setup
15 messages
15 total messages Started by ¥t¤ Sun, 07 Apr 1996 00:00
Can someone tell me whats Bus mastering?
#834
Author: ¥t¤
Date: Sun, 07 Apr 1996 00:00
14 lines
2082 bytes
In Win95 Device Manager, under Hard disk controllers, I have a device
with a comment next to it said: "Intel PIIX PCI IDE Controller [Bus
Mastering not supported]"

Can someone please explain to me what it means, and is it important,
and should I install the bus mastering drivers come with my Intel Triton 
motherboard


Thanks in advance.
-- 
Xiang Du                    ~{                  6T>F518h#,HKIz<8:N#?~}
University Of Queensland,~{0D4s@{QG~}       ~{  F)Hg3/B6#,H%HU?`6`!#~}
Email - s320887@student.uq.edu.au
Re: Can someone tell me whats Bus mastering?
#835
Author: James Lee
Date: Sun, 07 Apr 1996 00:00
34 lines
2617 bytes
I think u are using ASUS Triton MB. U may visit the following URL for more
information about Triton BUS Mastering IDE Controller and obtain the driver for
DOS/Windows/Win95.

http://web2.airmail.net/ksm/


"=?iso-8859-1?Q?=A5t=A4@=AD=D3=A6t=A9z=AA=BA=A4H" <s320887@student.uq.edu.au>?=
wrote:

>In Win95 Device Manager, under Hard disk controllers, I have a device
>with a comment next to it said: "Intel PIIX PCI IDE Controller [Bus
>Mastering not supported]"

>Can someone please explain to me what it means, and is it important,
>and should I install the bus mastering drivers come with my Intel Triton 
>motherboard


>Thanks in advance.
>-- 
>Xiang Du                    ~{                  6T>F518h#,HKIz<8:N#?~}
>University Of Queensland,~{0D4s@{QG~}       ~{  F)Hg3/B6#,H%HU?`6`!#~}
>Email - s320887@student.uq.edu.au




---------------------------------------------------------
------------       My name is James - James Lee     -----
----------      email:  jameslee@hkstar.com       -------
--------                jameslee@vol.net        ---------
-----  URL:  http://www.hkstar.com/~jameslee  -----------
---------------------------------------------------------
Re: Can someone tell me whats Bus mastering?
#836
Author: Bruce Collier
Date: Sun, 07 Apr 1996 00:00
26 lines
2366 bytes
In article <31674909.29D3@student.uq.edu.au>, s320887@student.uq.edu.au says...
>
>In Win95 Device Manager, under Hard disk controllers, I have a device
>with a comment next to it said: "Intel PIIX PCI IDE Controller [Bus
>Mastering not supported]"
>
>Can someone please explain to me what it means, and is it important,
>and should I install the bus mastering drivers come with my Intel Triton 
>motherboard
>
>
>Thanks in advance.
>-- 
>Xiang Du                 
>Email - s320887@student.uq.edu.au


A simple explanation for this (i don't know much technical stuff about 
computers)..... when Windows 95 was released they hadn't developed drivers for 
the Bus-Mastering Intel Triton motherboards.  You can now get these drivers in 
their release version.. and they should improve the performance of your pc 
marginally.

Cheers,
Bruce
s316035@student.uq.edu.au
Re: Can someone tell me whats Bus mastering?
#837
Author: dRacuLa CCM
Date: Tue, 09 Apr 1996 00:00
28 lines
2859 bytes
�t�@�Ӧt�z���H wrote:
> 
> In Win95 Device Manager, under Hard disk controllers, I have a device
> with a comment next to it said: "Intel PIIX PCI IDE Controller [Bus
> Mastering not supported]"
> 
> Can someone please explain to me what it means, and is it important,
> and should I install the bus mastering drivers come with my Intel Triton
> motherboard

	Support Bus Mastering is a feature of Intel Trion Chipset. I dunno what it 
does on the PC, but it do increase a bit performance when I got the driver 
installed.
-- 

                           mmmmm
                           (@ @)
-----------------------oooO-(_)-Oooo---------------------
mmmmmmmm                                                |
|      |     " don't be such a tool!      <SHiT HAPPEN> |
|   o o)       fight for your rights."    < SOMETiME >  |
C      _}                                               |
 | ,___|      dRacuLa CCM                               |
 |   /        somewhere in Hong Kong                    |
              mailto:ccm@speednet.net                   |
              WebPage: CCM's Erotic Links & MORE!       |
                    => http://www.speednet.net/~ccm/    |
---------------------------------------------------------
Re: Can someone tell me whats Bus mastering?
#838
Author: Mike Shirt
Date: Tue, 09 Apr 1996 00:00
22 lines
2238 bytes
> > In Win95 Device Manager, under Hard disk controllers, I have a device
> > with a comment next to it said: "Intel PIIX PCI IDE Controller [Bus
> > Mastering not supported]"
> > 
> > Can someone please explain to me what it means, and is it important,
> > and should I install the bus mastering drivers come with my Intel Triton
> > motherboard

>  Support Bus Mastering is a feature of Intel Trion Chipset. I dunno what it 
> does on the PC, but it do increase a bit performance when I got the 
>driver  installed.
> -- 
     
       Please can anyone tell me if the bus mastering drivers are 
loaded as real mode drivers or protected mode from within Win95. 
      What are the memory overheads for them?

 Mike
-- 
mike.shirt@zetnet.co.uk               _]\|||  |
                                      _]/|||/\|-- 
Re: Can someone tell me whats Bus mastering?
#839
Author: Issa El-Hazin
Date: Tue, 09 Apr 1996 00:00
27 lines
2652 bytes
dRacuLa CCM <ccm@speednet.net> writes:

>> Can someone please explain to me what it means, and is it important,
>> and should I install the bus mastering drivers come with my Intel Triton
>> motherboard

It's been a while since I read-up about bus-mastersing to give an exact
information, but simply here goes. Bus-mastering will off-load the work
(usually, I/O) from the CPU to the device installed. Usually, Bus-Master.
is very important for Network Servers (good idea to have Bus-Mastering
HD Controller and network card(s)) and other higher I/O bound computers.
One of the main advantages for the old EISA motherboards is that most 
provided this feature. Newer PCI based m-boards also have this feature. 
Of course, both the card and mom-board needs to support bus-mastering 
before you can make use of this feature.

Hope this helps and please feel free to add/correct the above.

Regards,

Issa

--
 ====================================================================== 
|  Issa El-Hazin  (issa@unomaha.edu)     ||  Phone: (402) 554-3483     |
|  University of Nebraska at Omaha       ||    Fax: (402) 554-2722     |
|  Education and Technology Coordinator  ||     issa@unomaha.edu       |
Re: Can someone tell me whats Bus mastering?
#840
Author: The Weasel
Date: Wed, 10 Apr 1996 00:00
44 lines
3316 bytes
The way bus mastering was explained to me:

the card takes over the bus (in this case PCI). it controls the
traffic to the processor and memory. by doing this, it can really
speed itself up. usually, if busmastering is supported, its only in
one slot since 2 of those cards would be bad. : )

you'll notice this on VLB motherboards too, except they're labeld
something like "Master" and "Slave". The master slot supports bus
mastering, slaves do not. 

of course, both the card and the slot have to support it to work. Most
onboard IDE controllers (like the one you have) won't bus master.

Brent

>�t�@�Ӧt�z���H wrote:
>> 
>> In Win95 Device Manager, under Hard disk controllers, I have a device
>> with a comment next to it said: "Intel PIIX PCI IDE Controller [Bus
>> Mastering not supported]"
>> 
>> Can someone please explain to me what it means, and is it important,
>> and should I install the bus mastering drivers come with my Intel Triton
>> motherboard

>	Support Bus Mastering is a feature of Intel Trion Chipset. I dunno what it 
>does on the PC, but it do increase a bit performance when I got the driver 
>installed.
>-- 

>                           mmmmm
>                           (@ @)
>-----------------------oooO-(_)-Oooo---------------------
>mmmmmmmm                                                |
>|      |     " don't be such a tool!      <SHiT HAPPEN> |
>|   o o)       fight for your rights."    < SOMETiME >  |
>C      _}                                               |
> | ,___|      dRacuLa CCM                               |
> |   /        somewhere in Hong Kong                    |
>              mailto:ccm@speednet.net                   |
>              WebPage: CCM's Erotic Links & MORE!       |
>                    => http://www.speednet.net/~ccm/    |
>---------------------------------------------------------
Re: Can someone tell me whats Bus mastering?
#841
Author: Zinger the Kool Kat
Date: Wed, 10 Apr 1996 00:00
9 lines
1957 bytes
I loaded the Trionnes (or was it Intel?) bus-mastering drivers for my
P75 (Triton chipset, 16meg ram and Fujitsu M1606TA hard-drive).
According to Snooper bench test my hard drive performance
was afterwards degraded by some 6 or 7 percent.
To be honest the only reason I loaded the drivers was in an
attempt to get win95 to recognize my Pioneer cd-rom. This
did the trick but I would dearly love that 6/7% back.

Zing.
Idiots who crosspost to the World / was: Can someone tell me whats Bus mastering?
#842
Author: Irv
Date: Wed, 10 Apr 1996 00:00
14 lines
2040 bytes
When don't you dummies keep this shit in the proper newsgroup !!
Or is that too difficult for your pea brains to comprehend..

What the fuck does this have to do with Java, or Trumpet Winsock. or
(this one's really stupid) a forsale group.


--
Cheers....Irv K�hn

*************************************************************
** Never have such an open mind that your brain falls out. **
**             http://www.mindspring.com/~irvk             **
*************************************************************
Re: Idiots who crosspost to the World / was: Can someone tell me whats Bus mastering?
#843
Author: Kevin Lang
Date: Wed, 10 Apr 1996 00:00
27 lines
2493 bytes
Irv wrote:
> =

> When don't you dummies keep this shit in the proper newsgroup !!
> Or is that too difficult for your pea brains to comprehend..
> =

> What the fuck does this have to do with Java, or Trumpet Winsock. or
> (this one's really stupid) a forsale group.
> =

> --
> Cheers....Irv K=FChn
> =

> *************************************************************
> ** Never have such an open mind that your brain falls out. **
> **             http://www.mindspring.com/~irvk             **
> *************************************************************

Uhmmmm....  Let me guess.  The same as the message you posted?  Assuming =

of course that the profanities were left out.  Otherwise, just a little =

more than your posting....

      Kevin
Re: Can someone tell me whats Bus mastering?
#844
Author: Ben Walding
Date: Thu, 11 Apr 1996 00:00
29 lines
2964 bytes
On Wed, 10 Apr 1996 20:35:28 GMT, Zinger the Kool Kat <zinger@dial.pipex.com> wrote:
>I loaded the Trionnes (or was it Intel?) bus-mastering drivers for my
>P75 (Triton chipset, 16meg ram and Fujitsu M1606TA hard-drive).
>According to Snooper bench test my hard drive performance
>was afterwards degraded by some 6 or 7 percent.
>To be honest the only reason I loaded the drivers was in an
>attempt to get win95 to recognize my Pioneer cd-rom. This
>did the trick but I would dearly love that 6/7% back.
>
>Zing.

It may appear to bench testers that you lost performance. However you
probably didn't, 

When IDE drives / CDROMs are being accessed, they consume 'enormous' amounts
of CPU just doing the access.  With busmastering this load is moved off onto
the controllers (i.e. the triton chipset) which leaves the CPU open to do
other stuff.  

So your situation now is that your drives go marginally slower (according to
snooper anyway - never trust a single benchtester) however you can actually
do other stuff at the same time now (eg copying a file from CDROM -> HD need 
not eat your CPU alive)

-- 
-------------------------------------------------------------------------------
  DNS are for wimpy little freaks    |		Ben Walding, e3322439@130.102.2.20
                                     |      http://130.102.2.20/~e3322439
-------------------------------------------------------------------------------
Re: Idiots who crosspost to the World / was: Can someone tell me whats Bus mastering?
#845
Author: Len Falco
Date: Thu, 11 Apr 1996 00:00
31 lines
2692 bytes
Irv wrote:
> =

> When don't you dummies keep this shit in the proper newsgroup !!
> Or is that too difficult for your pea brains to comprehend..
> =

> What the fuck does this have to do with Java, or Trumpet Winsock. or
> (this one's really stupid) a forsale group.
> =

> --
> Cheers....Irv K=FChn
> =

> *************************************************************
> ** Never have such an open mind that your brain falls out. **
> **             http://www.mindspring.com/~irvk             **
> *************************************************************

Geez don't beat around the bush, if you have an opinion, give it.

Try being nice. It may actually get you further.

-- =

Len
:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:
:  You know you have been on the computer too long -              :
:  When you find yourself double clicking the TV channel changer! :
:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:-:
Re: Can someone tell me whats Bus mastering?
#846
Author: David Gilbert
Date: Fri, 12 Apr 1996 00:00
47 lines
2673 bytes
In article <31674909.29D3@student.uq.edu.au>,
   "=?iso-8859-1?Q?=A5t=A4@=AD=D3=A6t=A9z=AA=BA=A4H" 
<s320887@student.uq.edu.au>?= wrote:
>In Win95 Device Manager, under Hard disk controllers, I have a 
device
>with a comment next to it said: "Intel PIIX PCI IDE Controller [Bus
>Mastering not supported]"
>
>Can someone please explain to me what it means, and is it important,
>and should I install the bus mastering drivers come with my Intel 
Triton 
>motherboard
>
>
>Thanks in advance.

Short tutorial on Bus Mastering:

Bus Mastering is a technique where an I/O device (e.g. HDD) can 
reduce the amount of work the CPU of your PC has to do to read and 
write data to/from the I/O device.

I does this by taking over (becoming the MASTER of) the PCI bus and 
transferring data directly to the PC memory. While this is going on, 
the CPU can be doing other things (e.g. decompressing a video 
stream). This is in contrast to programmed I/O (or PIO) where the CPU 
is involved in transferring *EVERY* byte to/from the I/O device.

In general terms, back in the bad old days of DOS/Windows PIO was OK 
because the machine was only doing one thing at a time. However with 
Win 95 Bus Mastering is a *good* idea because you can run more 
threads/programs accessing more peripherals simultaneously.

Hope that helps
David

P.S. DONT FLOOD POST!!! :-(


----------------------------------------------------------------------------
| David Gilbert                     | Programming Department:              |
| Domus Systems                     |    Mistakes made while you wait...   |
|                                   |                                      |
| Email       : adg@odyssey.com.au  |                                      |
| Phone   (OZ): (07) 878 1742 (a/h) |                                      |
| Phone (Intl): +617 878 1742 (a/h) |                                      |
----------------------------------------------------------------------------
Re: Can someone tell me whats Bus mastering?
#847
Author: Alex Oren
Date: Mon, 15 Apr 1996 00:00
42 lines
3276 bytes
We can also tell you what SPAMMING is.

Followups trimmed down to "comp.os.ms-windows.win95.setup".


brw@mayhem.blah.edu.au (Ben Walding) wrote:

: On Wed, 10 Apr 1996 20:35:28 GMT, Zinger the Kool Kat <zinger@dial.pipex.com> wrote:
: >I loaded the Trionnes (or was it Intel?) bus-mastering drivers for my
: >P75 (Triton chipset, 16meg ram and Fujitsu M1606TA hard-drive).
: >According to Snooper bench test my hard drive performance
: >was afterwards degraded by some 6 or 7 percent.
: >To be honest the only reason I loaded the drivers was in an
: >attempt to get win95 to recognize my Pioneer cd-rom. This
: >did the trick but I would dearly love that 6/7% back.
: >
: >Zing.
: 
: It may appear to bench testers that you lost performance. However you
: probably didn't, 
: 
: When IDE drives / CDROMs are being accessed, they consume 'enormous' amounts
: of CPU just doing the access.  With busmastering this load is moved off onto
: the controllers (i.e. the triton chipset) which leaves the CPU open to do
: other stuff.  
: 
: So your situation now is that your drives go marginally slower (according to
: snooper anyway - never trust a single benchtester) however you can actually
: do other stuff at the same time now (eg copying a file from CDROM -> HD need 
: not eat your CPU alive)
: 
: -- 
: -------------------------------------------------------------------------------
:   DNS are for wimpy little freaks    |		Ben Walding, e3322439@130.102.2.20
:                                      |      http://130.102.2.20/~e3322439
: -------------------------------------------------------------------------------
: 


Have fun,
Alex.
RE: Can someone tell me whats Bus mastering?
#848
Author: Brian Gillam
Date: Wed, 17 Apr 1996 00:00
25 lines
2036 bytes
On Sunday, April 07, 1996, Bruce Collier wrote...
> In article <31674909.29D3@student.uq.edu.au>, s320887@student.uq.edu.au
says...
> >
> >In Win95 Device Manager, under Hard disk controllers, I have a device
> >with a comment next to it said: "Intel PIIX PCI IDE Controller [Bus
> >Mastering not supported]"
> >
> >Can someone please explain to me what it means, and is it important,
> >and should I install the bus mastering drivers come with my Intel
Triton 
> >motherboard
> >
> >
> >Thanks in advance.
> >-- 
> >Xiang Du                 
> >Email - s320887@student.uq.edu.au

Basically Bus master only reduces CPU overhead. If you are running in Mode
4 transfer. it may even slow a bit. Bus mastering may help in serious
multi-task environment.
--
Live Fast, Die Young, Leave a good lookin' corpse.
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