Linux-Hardware Digest #670, Volume #14           Sun, 22 Apr 01 18:13:06 EDT

Contents:
  Adaptec 2100s RAID and 2.4.x ("Eric")
  insmod/modprobe not responding ("Dr. Marcus Naraidoo")
  Re: Which driver for ES1978 onboard soundcard (gericom notebook) ("Carsten 
Cimander,,,")
  Symbios 53c400a HP Version SCSI adapter ("lirazaru")
  sb1000 cablemodem & 2.4.2 ("Dave Thompson")
  Re: insmod/modprobe not responding ("Carsten Cimander,,,")
  Re: Symbios 53c400a HP Version SCSI adapter ("Peter T. Breuer")
  Kernel 2.4.3 questions... (Adam Balgach)
  Kernel 2.4.3 questions... (Adam Balgach)
  Re: Modem trouble ("Roy Bamford")
  Canon BJ30 (bmw524)
  Re: Kernel 2.4.3 questions... (Cokey de Percin)
  Re: Modem trouble ("Peter T. Breuer")
  Compaq nic support ??? ("thebross")
  Re: es1371 - No Sound (Bob Bucy)
  Re: Kernel 2.4.3 questions... (=?ISO-8859-1?Q?Rasmus_B=F8g_Hansen?=)
  Re: Kernel 2.4.3 questions... (=?ISO-8859-1?Q?Rasmus_B=F8g_Hansen?=)
  Re: Where can I buy bridgeboards? (Don Maslin)
  Re: Switchboxes for keyboard, mice, video? (Eric P. McCoy)

----------------------------------------------------------------------------

From: "Eric" <[EMAIL PROTECTED]>
Subject: Adaptec 2100s RAID and 2.4.x
Date: Sun, 22 Apr 2001 19:22:57 GMT

Has anyone had any luck getting these two to work together?  I'm running
Slackware 7.1, and had no problem getting it to work with 2.2.17, via the
DPT patch.  No such patch for 2.4 though, as far as I know...



------------------------------

From: "Dr. Marcus Naraidoo" <[EMAIL PROTECTED]>
Crossposted-To: comp.os.linux
Subject: insmod/modprobe not responding
Date: Sun, 22 Apr 2001 20:32:51 +0100

This is a multi-part message in MIME format.
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When my computer boots, I want to do the following:

LILO boot: linux aic7xxx=no_reset.seltime:0.extended.verbose:0x39

but these commands are never executed. I have tried to add

append "aic7xxx='seltime:0.extended.no_reset.verbose:0x39'"

to the /etc/lilo.conf file.

I have also tried

options  aic7xxx aic7xxx=no_reset.seltime:0.verbose:0x39.extended

to /etc/modules.conf.

None of these things works. How can I force these commands to take place
at kernel boot time?

Thanks, Marcus

ps. When I type mk_initrd I get the following:

bash-2.03# mk_initrd
using "/dev/hda3" as root device (mounted on "/")
creating initrd "//boot/initrd" for kernel "//boot/vmlinuz" (2.2.13)
adding module "/lib/modules/2.2.13/scsi/aic7xxx.o"
adding module "/lib/modules/2.2.13/scsi/aic7xxx.o"

Why does it say "adding module" twice? How can I get it to do this once
only?



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==============88BCE9F5C77BA206FCB36BD3==


------------------------------

From: "Carsten Cimander,,," <[EMAIL PROTECTED]>
Subject: Re: Which driver for ES1978 onboard soundcard (gericom notebook)
Date: Sun, 22 Apr 2001 21:37:07 +0200

> 
> 
>> I installed Debian Potato 2.2r1 (kernel 2.2.17) on my laptop (Gericom 
>> OverdoseII)
> 
>  ^^^^^^^^
> Interesting name for a laptop.
> 
>> but my onboard soundchip does not make any noise...
>> Scanning the PCI-bus results in:
>> # lspci
>> 00:10.0 Multimedia audio controller: ESS Technology ES1978 Maestro 
>> Audiodrive (rev 10)
>> 
>> Question: Which driver to install and where to download?
> 
> 
> Try "modprobe maestro".  That particular module is included with kernels
> 2.2.18 and up for sure, don't know if it's in 2.2.17 but you might as
> well try.  The ESS1978 should be supported, check
> /usr/src/linux/Documentation/sound/Maestro for more info.
> 
I succeded in loading the module maestro.o with
# modprobe maestro
Listing the loaded modules shows that this module is not used:
# lsmodModule                  Size  Used by
maestro                25144   0  (unused)
xirc2ps_cs             14364   1
ds                      6536   2  [xirc2ps_cs]
i82365                 28548   2
pcmcia_core            51456   0  [xirc2ps_cs ds i82365]
ip_masq_raudio          2936   0  (unused)
ip_masq_quake           1352   0  (unused)
ip_masq_ftp             2456   0  (unused)
ip_masq_cuseeme         1144   0  (unused)

Also when starting the audio mixer "no mixer is found" is reported and 
when Gnome
Desktop should start with sound server it reports "cannot open 
/dev/mixer" although
/dev/mixer through /dev/mixer3 are present and are no symbolic links.

Is there a sound daemon or server to start to connect to /dev/mixer and 
using the module
maestro.o?

Thks for your help,

regards,
Carsten


------------------------------

From: "lirazaru" <[EMAIL PROTECTED]>
Subject: Symbios 53c400a HP Version SCSI adapter
Date: Sun, 22 Apr 2001 19:41:14 GMT

I'm this ISA SCSI adapter and linux kernel (2.3.14) dosn't detected the
hardware. what is the driver for this  hardware? maybe sym53c416.o or
g_NCR800? i don't know!!! help me, my HP scanjet 3P dosn't work under
Linux!!

P.S.: pnpdump don't recognize the hardware!



------------------------------

Reply-To: "Dave Thompson" <[EMAIL PROTECTED]>
From: "Dave Thompson" <[EMAIL PROTECTED]>
Subject: sb1000 cablemodem & 2.4.2
Date: Sun, 22 Apr 2001 19:42:54 GMT

I'm looking for help with a pnp device -- the general instruments surfboard
1000 -- which is working ok under kernel 2.2.13 but I cannot get to work
under 2.2.4.  In fact, I'm back under 2.2.13 just to send this email because
this device is my connection to the internet.

The sb1000 is a one-way cablemodem -- the upload is carried on through a
serial modem and the download comes in through the cablemodem.  I've emailed
the person who used to support the sb1000 but he does not have one of these
any more.  He now has DSL which is not available at my house, unfortunately.

Here is the situation -- in 2.2.13 I setup isapnp.conf using the pnpdump
routine, setting up irq 10 and I/o addresses 0x0100 and 0x0110.  It works
fine (has worked fine as my gateway/firewall for over a year now).  In the
kernel config PNP is turned on.  The sb1000 is loaded as a module and
produces three diagnostic messages into the /var/log/messages file including
one message that displays the i/o ports and the irq.

With 2.2.4, I have pnp on and isapnp on in the kernel config (is this right)
?  I'm still using the isapnp.conf, except that I had to change the
read_data_port to 0203 from 020b (not sure why, but pnpdump produces this
under 2.2.14.  In the prior version of the sb1000.c driver, you had to go
into the driver to override the read_data_port to supply this value but the
new version for 2.4 does not have a place for this and seems to have code to
try and detect this itself.  (this driver, by the way, is included with the
kernel as a config option if you are unfamiliar with it).  When I run isapnp
/etc/isapnp.conf  it seems to detect the card and does not complain about
any conflicts.  When I insmod sb1000 -- the log shows the first message ok,
the second message displays the correct i/o addresses but shows irq 0 -- by
the way, I tried changing the i/o addresses to others in the allowable
range, and this second message does NOT change so it is not finding the i/o
addresses from the card.  The third message from the module never displays
(this is simply a message that shows firmware level etc.).  The module stays
running but does not seem to finish configuration.

Also, I've tried NOT having the isapnp.conf, with effectively the same
result -- the same messages, the same irq 0 ...

So ... I've tried all sorts of permutations and combinations -- changing the
addresses or irq's within isapnp.conf is then reflected correctly when I run
isapnp -- but the driver cannot find the device, so it seems.

Oh -- and I have the bios setup as 'not a pnp o/s' -- and -- it is NOT a
dual-boot windows machine or anything like that.

I would appreciate any helpful hints, options to try, windows to jump out of
..

This is not drop-dead critical -- I've been trying to upgrade this machine
to 2.4.2 to take advantage of the additional facilities under iptables vs
ipchains.  2.2.13 has been running for a long time without a problem ...

Thanks.



------------------------------

From: "Carsten Cimander,,," <[EMAIL PROTECTED]>
Subject: Re: insmod/modprobe not responding
Date: Sun, 22 Apr 2001 22:00:19 +0200

> When my computer boots, I want to do the following:
> 
> LILO boot: linux aic7xxx=no_reset.seltime:0.extended.verbose:0x39
> 
> but these commands are never executed. I have tried to add
> 
> append "aic7xxx='seltime:0.extended.no_reset.verbose:0x39'"
> 
> to the /etc/lilo.conf file.
> 
> I have also tried
> 
> options  aic7xxx aic7xxx=no_reset.seltime:0.verbose:0x39.extended
> 
> to /etc/modules.conf.

Both of the above options tries to load the aic7xxx module (driver) at 
boot time.
You decided to configure your startup machinery initrd startup 
processing first
and appending lilo startup machinery afterwards.

initrd is intended to load drivers which are needed to boot correctly 
i.e. a scsi
driver if you have a pure scsi system.

Be aware that you must not configure your /etc/modules.conf to load the 
aic7xxx
as a module because it is to be integrated in initrd machinery.
Loading a modules twice must result in a kernel error.

So compile aic7xxx into your kernel and do
# /sbin/mk_initrd
# /sbin/lilo -C /etc/lilo.conf

Please, anyone, correct me if I have told only half of the truth :-)

regards,
Carsten

> 
> None of these things works. How can I force these commands to take place
> at kernel boot time?
> 
> Thanks, Marcus
> 
> ps. When I type mk_initrd I get the following:
> 
> bash-2.03# mk_initrd
> using "/dev/hda3" as root device (mounted on "/")
> creating initrd "//boot/initrd" for kernel "//boot/vmlinuz" (2.2.13)
> adding module "/lib/modules/2.2.13/scsi/aic7xxx.o"
> adding module "/lib/modules/2.2.13/scsi/aic7xxx.o"
> 
> Why does it say "adding module" twice? How can I get it to do this once
> only?
> 
> 
> 


------------------------------

From: "Peter T. Breuer" <[EMAIL PROTECTED]>
Subject: Re: Symbios 53c400a HP Version SCSI adapter
Date: Sun, 22 Apr 2001 20:09:19 GMT

lirazaru <[EMAIL PROTECTED]> wrote:
> I'm this ISA SCSI adapter and linux kernel (2.3.14) dosn't detected the

kernels don't detect hardware, YOU do.  You appear to have detected an
ISA SCSI controller with a 53c400a chip.

As far as I recall, this is a "half-scsi" card; not a real scsi
controller. I believe it needs vendor-supplied support and only works
with the HP scanner that it came with. Toss it (I think some people
have managed to get it working, but it's not worth it). A real
scsi symbios ultra controller costs about $30.

Anyway, why are you running an old experimental kernel (2.3.14) when
there is a new stable series (2.4.*) out? You should move up.

> hardware. what is the driver for this  hardware? maybe sym53c416.o or
> g_NCR800? i don't know!!! help me, my HP scanjet 3P dosn't work under

Read the source code comments and find out? Is the chip on your
card a 53c416? Is it listed in the sym53c8xx.c comments? In the
g_NCR5380.c comments?

Hint:

 * NCR53C400 extensions (c) 1994,1995,1996, Kevin Lentin
 *    [EMAIL PROTECTED]
   
 * NCR53C400A extensions (c) 1996, Ingmar Baumgart
 *    [EMAIL PROTECTED]

Now surely you can see that as easily as I? As to whether or not it
works, that's another question.

> Linux!!

> P.S.: pnpdump don't recognize the hardware!

Pnpdump doesn't "recognize" hardware. It interrogates the pnp devices
on the isa bus, and they tell it what they are (if you have a pnp
bios). Please get your terminology right. You'lll unconfuse yourself 
a lot faster.

I imagine it's not a pnp-enabled device.

Post your results please and don't make claims. If you were able to
interpret the evidence correctly, you wouldn't have any problems,
and you do, so you can't, so don't. Just post the raw data! It's a
lot less aggravating all round.

Peter

------------------------------

From: Adam Balgach <[EMAIL PROTECTED]>
Crossposted-To: comp.os.linux.hardware,comp.os.linux.setup
Subject: Kernel 2.4.3 questions...
Date: Sun, 22 Apr 2001 11:10:08 -0500

so i just made the jump from the 2.2.16 kernel to the 2.4.3 and honestly
im having a ton of problems with it.  First and most importantly for
some reason it will not load anything i build as a module... for example
i have the vfat.o module built seperatly... i do:

make menuconfig    - and setup how i want everything
make dep
make bzImage
make modules
make modules-install

this will install all of my modules in the /lib/modules/2.4.3/...
directories... example vfat.o is in

/lib/modules/2.4.3/kernel/fs/vfat/vfat.o

and then in my /etc/rc.d/rc.modules  file i put in the line:

/sbin/modprobe vfat

and at boot up (or any other time, it gives me this error:

bash-2.04# modprobe vfat
modprobe: Can't locate module vfat

so i basically cant load any modules at all! which is terrible.. WHY ?
anyone have any thoughts? email me. thanks.

adam balgach.


------------------------------

From: Adam Balgach <[EMAIL PROTECTED]>
Crossposted-To: comp.os.linux.hardware,comp.os.linux.setup
Subject: Kernel 2.4.3 questions...
Date: Sun, 22 Apr 2001 11:10:08 -0500

so i just made the jump from the 2.2.16 kernel to the 2.4.3 and honestly
im having a ton of problems with it.  First and most importantly for
some reason it will not load anything i build as a module... for example
i have the vfat.o module built seperatly... i do:

make menuconfig    - and setup how i want everything
make dep
make bzImage
make modules
make modules-install

this will install all of my modules in the /lib/modules/2.4.3/...
directories... example vfat.o is in

/lib/modules/2.4.3/kernel/fs/vfat/vfat.o

and then in my /etc/rc.d/rc.modules  file i put in the line:

/sbin/modprobe vfat

and at boot up (or any other time, it gives me this error:

bash-2.04# modprobe vfat
modprobe: Can't locate module vfat

so i basically cant load any modules at all! which is terrible.. WHY ?
anyone have any thoughts? email me. thanks.

adam balgach.


------------------------------

Reply-To: "Roy Bamford" <[EMAIL PROTECTED]>
From: "Roy Bamford" <[EMAIL PROTECTED]>
Crossposted-To: alt.linux,comp.os.linux.help,comp.os.linux.redhat,comp.os.linux.setup
Subject: Re: Modem trouble
Date: Sun, 22 Apr 2001 21:40:59 +0100

Peter,

Err no.

The ISA bus is either 8 bits or 16 bits wide - never 32 bits.
The clock speed is 8MHz as you say, but transfers take either 2 clocks with
no wait states or 3 clocks with one wait state, which is more normal.

The data rate for a controllerless modem is much higher than 56k bits, as
the CPU is acting as a Digital Signal Processor to generate all of the
required tones.
Niquist sampling dictates that the highest frequency requires more than two
samples. However, this is very simplistic as good phase relationships must
be preserved (and detected) so many more samples are required. We left
signalling at one bit per baud behind a long time ago. Essentially, the
analogue signal is being digitised by the half a modem (of a software modem)
and the digital representation is being sent over the bus, for both
transmitted and received tones, and ISA is just not up to it. To keep the
line alive, the Tx and Rx tones are required regardless of the data content.

In a real modem, only the detected data is passed back and forth on the bus
and 56k baud is approx 5.6kb/sec. Even with the advertised 4x compression in
the modem, which is not achieved in reality, it's only about 20kb/sec. ISA
is well up to that.

Regards,

Roy Bamford
--
There are two classes of computer users,
those who do backups and
those who have never had a hard drive fail.
Anon.

"Peter T. Breuer" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]...
> In comp.os.linux.help Roy Bamford
<[EMAIL PROTECTED]> wrote:
> > I think you are being a bit harsh on Krstanovics' modem. As its ISA,
it's
> > unlikely to be a winmodem - you would really struggle to get the
bandwidth
> > down the ISA bus. I go along with the 'upgrade' instructions for
winmodems
>
> Saying that loses you all credibility. The isa bus is 8MHz. At 32 bits
> that would be 240M baud. It should be able to cope with a 56K baud
> modem by running at about 0.02% of capacity, no?
>
> Peter



------------------------------

From: bmw524 <[EMAIL PROTECTED]>
Subject: Canon BJ30
Date: Sun, 22 Apr 2001 20:39:09 GMT

Anyone Have an idea where I could find a driver for my old printer
thanks
nicolas


------------------------------

From: Cokey de Percin <[EMAIL PROTECTED]>
Subject: Re: Kernel 2.4.3 questions...
Date: Sun, 22 Apr 2001 20:38:14 GMT

Adam Balgach wrote:
> 
> so i just made the jump from the 2.2.16 kernel to the 2.4.3 and honestly
> im having a ton of problems with it.  First and most importantly for
> some reason it will not load anything i build as a module... for example
> i have the vfat.o module built seperatly... i do:
> 
> make menuconfig    - and setup how i want everything
> make dep
> make bzImage
> make modules
> make modules-install
> 
> this will install all of my modules in the /lib/modules/2.4.3/...
> directories... example vfat.o is in
> 
> /lib/modules/2.4.3/kernel/fs/vfat/vfat.o
> 
> and then in my /etc/rc.d/rc.modules  file i put in the line:
> 
> /sbin/modprobe vfat
> 
> and at boot up (or any other time, it gives me this error:
> 
> bash-2.04# modprobe vfat
> modprobe: Can't locate module vfat
> 
> so i basically cant load any modules at all! which is terrible.. WHY ?
> anyone have any thoughts? email me. thanks.
> 
> adam balgach.

You need modutils version 2.4.? or better.  I'm using 2.4.2 and all
works fine.  Better check to see what else you need...

Best

Cokey


-- 
==================================================================
F. 'Cokey' de Percin, DBA       Email:
CSC (formerly Mynd)              Work - [EMAIL PROTECTED]
Columbia, South Carolina         Home - [EMAIL PROTECTED]

------------------------------

From: "Peter T. Breuer" <[EMAIL PROTECTED]>
Crossposted-To: alt.linux,comp.os.linux.help,comp.os.linux.redhat,comp.os.linux.setup
Subject: Re: Modem trouble
Date: Sun, 22 Apr 2001 22:56:09 +0200

In comp.os.linux.hardware Roy Bamford <[EMAIL PROTECTED]> 
wrote:
> Peter,

> The ISA bus is either 8 bits or 16 bits wide - never 32 bits.

Yes, I remembered that afterwards (too used to pci!). I didn't bother
correcting it because ...

> The clock speed is 8MHz as you say, but transfers take either 2 clocks with
> no wait states or 3 clocks with one wait state, which is more normal.

.. that only changes the calculated bandwidth by 6 or 12 times, which
"increases" the  bandwicth occupied by a 56K modem to 0.12% or 0.24%
(from my calculation of 0.02%).

> The data rate for a controllerless modem is much higher than 56k bits, as

Of course. That's (partly) why nobody should use one.

> the CPU is acting as a Digital Signal Processor to generate all of the

I would hope not! I don't know of any DSP-less device that runs on the
ISA bus. But thankfully, I don't know much about DSPless devices at
all. Of course they need to sample at at least twice the top audio
frequency (i.e. about 8KHz), but ...

> required tones.
> Niquist sampling dictates that the highest frequency requires more than two
> samples. However, this is very simplistic as good phase relationships must
> be preserved (and detected) so many more samples are required. We left

 .. yes. But ten times more samples than the Nyquist rate should be fine.

> signalling at one bit per baud behind a long time ago. Essentially, the
> analogue signal is being digitised by the half a modem (of a software modem)
> and the digital representation is being sent over the bus, for both
> transmitted and received tones, and ISA is just not up to it. To keep the

At 8MHz (or 4MHz) there is not the slightest chance that it "can't keep up
with it". 56Kbit/s of info really does require at most 10 times that sample
rate! And that's less than 10% of the busrate.

> line alive, the Tx and Rx tones are required regardless of the data content.

> In a real modem, only the detected data is passed back and forth on the bus
> and 56k baud is approx 5.6kb/sec. Even with the advertised 4x compression in
> the modem, which is not achieved in reality, it's only about 20kb/sec. ISA
> is well up to that.

True. 


Peter

------------------------------

From: "thebross" <[EMAIL PROTECTED]>
Subject: Compaq nic support ???
Date: Sun, 22 Apr 2001 19:35:36 +0200

I have an Compaq Netelligent 10/100 TX embedded UTP controler
int 5 i/o adres 1020 and want to use  it in an freesco router, but is this
nic
supported by linux ?




------------------------------

From: Bob Bucy <[EMAIL PROTECTED]>
Reply-To: [EMAIL PROTECTED]
Subject: Re: es1371 - No Sound
Date: Sun, 22 Apr 2001 16:22:08 -0500

Dougie Richardson wrote:
> 
> Bob Bucy wrote:
> 
> > Tried configuring es1370 using sndconfig, resulted in:
> >
> > /lib/modules/2.4.2-2/kernel/drivers/sound/es1370.o:
> > init_module: No such device
> > /lib/modules/2.4.2-2/kernel/drivers/sound/es1370.o: insmod
> > /lib/modules/2.4.2-2/kernel/drivers/sound/es1370.o failed
> > /lib/modules/2.4.2-2/kernel/drivers/sound/es1370.o: insmod
> > sound-slot-0 failed
> 
> The es1370 module is not compiled as a module, you'll need to configure and
> compile this module to insmod it.
> --
> Dougie Richardson      //================================
>                                //
> [EMAIL PROTECTED]
> =================//                http://www.incarnate.uklinux.net

The object already exists (see below).  If the module object exists,
doesn't that mean the kernel was built with the es1370 as a module? 
Anyway to tell what options were used to build the kernel, after the
fact?

-rw-r--r--    1 root     root        33896 Apr  8 19:57
/lib/modules/2.4.2-2/kernel/drivers/sound/es1370.o


------------------------------

From: =?ISO-8859-1?Q?Rasmus_B=F8g_Hansen?= <[EMAIL PROTECTED]>
Crossposted-To: comp.os.linux.hardware,comp.os.linux.setup
Subject: Re: Kernel 2.4.3 questions...
Date: Sun, 22 Apr 2001 23:21:38 +0200

On Sun, 22 Apr 2001, Adam Balgach wrote:

> so i just made the jump from the 2.2.16 kernel to the 2.4.3 and honestly
> im having a ton of problems with it.  First and most importantly for
> some reason it will not load anything i build as a module... for example
> i have the vfat.o module built seperatly... i do:

Read Changes and find out, that you need to upgrade your modutils.

Rasmus

-- 
-- [ Rasmus 'M�ffe' B�g Hansen ] --------------------------------------
There's no point in being grown up if you can't be childish sometimes.
                                                            -- Dr. Who
========================================= [ Remove 'spam' to reply ] ==


------------------------------

From: =?ISO-8859-1?Q?Rasmus_B=F8g_Hansen?= <[EMAIL PROTECTED]>
Crossposted-To: comp.os.linux.hardware,comp.os.linux.setup
Subject: Re: Kernel 2.4.3 questions...
Date: Sun, 22 Apr 2001 23:21:38 +0200

On Sun, 22 Apr 2001, Adam Balgach wrote:

> so i just made the jump from the 2.2.16 kernel to the 2.4.3 and honestly
> im having a ton of problems with it.  First and most importantly for
> some reason it will not load anything i build as a module... for example
> i have the vfat.o module built seperatly... i do:

Read Changes and find out, that you need to upgrade your modutils.

Rasmus

-- 
-- [ Rasmus 'M�ffe' B�g Hansen ] --------------------------------------
There's no point in being grown up if you can't be childish sometimes.
                                                            -- Dr. Who
========================================= [ Remove 'spam' to reply ] ==


------------------------------

From: Don Maslin <[EMAIL PROTECTED]>
Subject: Re: Where can I buy bridgeboards?
Crossposted-To: comp.periphs.scsi,comp.os.cpm,comp.sys.tandy
Date: 22 Apr 2001 21:26:38 GMT

In comp.os.cpm Richard Erlacher <[EMAIL PROTECTED]> wrote:
: I can't comment on the DEC drive (wasn't it a 512 cylinder, 8-head

It is essentially the XT-2190 or a clone - 15 heads and 1224 cylinders.  

                                                 - don

: drive?) but the Maxtor 4380 I have is an ESDI drive, which uses the
: same sort of cables as the 1140, 2190, etc, but has its own
: intelligence and will not work at all with the ACB 4070.  Another
: thing to keep in mind is that the RLL at 7.5 Mbps (the usual rate, and
: that used on the ACB4070) will yield 26 sectors of 512 bytes per
: track.  I don't know how you'd get 32 sectors to work.  

: Dick

: On Sun, 22 Apr 2001 10:20:24 +0200, "Rob Turk" <[EMAIL PROTECTED]>
: wrote:

:>
:>"B'ichela" <[EMAIL PROTECTED]> wrote in message
:>news:[EMAIL PROTECTED]...
:>> BTW what is the
:>> Biggest capacity RLL drive one can buy? lets see if you have 16 heads
:>> 32 sectors per track at 512 byte sectors with 2048 cylindars.
:>> Thats based on the Limits of my ACB-4070 mode select. that
:>> comes out to 536,870,912 bytes! I never saw a 520MB RLL drive before!
:>
:>The largest drive I ever used with my ACB-4070 was an OEM Maxtor XT-2190
:>(DEC RD-54 from a MicroVAX II) which is a 159MB drive with MFM, With RLL it
:>gave me close to 240MB. The drive wasn't RLL certified but worked for me...
:>Maxtor had a version with higher capacity (XT-4380) which comes pretty close
:>to your maximum. You may want to search the internet for a document called
:>'TheREF', which used to be the golden guide on harddisks.
:>
:>Rob
:>
:>
:>


------------------------------

Crossposted-To: comp.sys.ibm.pc.hardware.chips
Subject: Re: Switchboxes for keyboard, mice, video?
From: [EMAIL PROTECTED] (Eric P. McCoy)
Date: 22 Apr 2001 17:24:33 -0400

[EMAIL PROTECTED] (Keith R. Williams) writes:

> > Both in locations where they can only realistically be hit 
> > with the pinky, which must be extended well beyond its normal
> > range of motion.  Ick.

> Not for me. However, I've noticed my technique doesn't work 
> well on mushy keyboards.  The CNTL button gets pressed 
> unintentionally.  I rarely use the keyboard on my laptop for
> that (and other) reasons.

I usually work where there's a riser of some sort that I rest my palms
on - currently, it's a computer desk with the keyboard in a tray,
where's there a 1.5" piece of wood there.  On my laptop, I rest the
heel (?) of my palm on the front, which gets me the height I need.

> Windows key.  ...don't need no stinkin' Windows key!  Never.

Actually, I kind of like it.  The one that does Ctrl+Esc (not the
context menu key), I mean.  I'm a die-hard command line junkie, so in
Windows it's Ctrl+Esc, up, up, enter, command name - I use it a lot
for calc and notepad.

Ctrl+Esc is pretty easy since I can reach the two keys with my left
hand, but if I can use the Windows key I can get my hand in position
to hit the C and A keys.

> > The only thing I'll probably leave untouched are
> > the cursor movement keys on the keypad.  I like
> > them just like they are.  

> Home and End could be done better.

That's why God gave us C-a and C-e.  (By the way, do not try to use
those in Windows - bad things, like erasing the entire message, will
happen.  I do it all the time, and it drives me crazy.)

-- 
Eric McCoy <[EMAIL PROTECTED]>
  "Knowing that a lot of people across the world with Geocities sites
absolutely despise me is about the only thing that can add a positive
spin to this situation."  - Something Awful, 1/11/2001

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