[Coco] NitrOS9 40 column boot screen

Mike Delyea mdelyea at gmail.com
Tue Oct 20 22:21:10 EDT 2015


Well, now I feel dumb.  I retried the commands you suggested but left out
the display 1b 24 and cobblered /dd (on a newly copied disk) and that
worked.  Thanks a ton!

On Tue, Oct 20, 2015 at 10:12 PM, Mike Delyea <mdelyea at gmail.com> wrote:

> That did not work.  I cobblered /d1 instead of /dd because I wanted to
> preserve the disk in /d0.  I copied ccbkrn and sysgo over to the new disk
> and it doesn't boot.  The screen is still 80 columns up to the point of the
> boot failure.  Entering the xmode commands and then display 1b 24 to kill
> the screen has no effect on the column width.  This is all being done in
> Vcc 2, could that be the problem?
>
> I am using the latest NitrOS9 image and booting a dual floppy system
> (5.25inch 40track, double sided), no drivewire, becker or sdc.
>
> On Tue, Oct 20, 2015 at 7:31 PM, Barry Nelson <
> barry.nelson at amobiledevice.com> wrote:
>
>> Run the following commands:
>>
>> xmode /term col=28 row=18 sty=1
>> display 1b 24
>> cobbler /dd
>>
>> If your current /term is a 80 column text screen, that should make it a
>> 40 column text screen and cobbler should write those changes to your boot.
>> Just to be safe, make sure you have a backup of your disk first. If you
>> continue to have issues, email me and tell me what type of device you want
>> to boot from and what version of the OS (OS9 or NitrOS9, level 1 or level
>> 2) and I will try to create a custom boot disk image for you. I can test
>> and create boot disks for DriveWire, DriveWire becker port, CoCoSDC, and
>> floppy.
>>
>> *Mike Delyea* mdelyea at gmail.com
>> <coco%40maltedmedia.com?Subject=Re%3A%20%5BCoco%5D%20NitrOS9%2040%20column%20boot%20screen&In-Reply-To=%3CCAA58M%2B1nxESKBuM-WJfmfZzz1ruY%2BtqFMh56ok%2Bh1jjtxesY9g%40mail.gmail.com%3E>
>> *Tue Oct 20 17:18:09 EDT 2015*
>>
>> I'm going to need some more help getting NitrOS9 to boot into a 40 column
>>
>> screen.  I can make a 40x24 screen in /w1 using wmode and switch back and
>> forth to the 80x24 screen with the clear key (HOME on the PC keyboard), but
>> I cannot change the default screen to 40x24 (/w0 I guess).  To be clear, I
>> have a colour composite monitor which doesn't do 80 column text readably.
>> I would like to boot NitrOS9 in 40 column mode, the boot screen and the
>> welcome screen and working screen.  Can this be done?  I seem to recall
>> that when you do the setup with the original OS-9 Level II disks it gives
>> you the option to select a 40 column screen as the default.  Is there any
>> way to do this with NitrOS9?
>>
>>
>>
>


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