[Coco] NitrOS9 question

Tormod Volden lists.tormod at gmail.com
Sat Oct 7 18:05:43 EDT 2017


Hi guys,

Sorry I haven't read the whole thread, but the issue with too small
OS9BOOT files is documented in the bug tracker, with explanation IIRC.

Regards,
Tormod


On Sat, Oct 7, 2017 at 9:02 AM, Dave Philipsen <dave at davebiz.com> wrote:
> Very interesting, David.  Thanks for the quick update.
>
> Dave
>
>> On Oct 6, 2017, at 11:40 PM, David Ladd <davidwladd at gmail.com> wrote:
>>
>> Dave,
>>
>> To fix my booting issue I just added sysgo into the OS9Boot file to fill up
>> some space (*shrug*) and works fine.  I know it doesn't make any sense, but
>> maybe Robert, Curtis, Bill, or Bill can give some feedback on this.
>>
>> +-----------------------------------------------------------------------+
>> | David Ladd a.k.a. PacoOtaktay a.k.a. Drencor                          |
>> | YouTube: http://www.youtube.com/user/PacoOtaktay                      |
>> | YouTube Gaming Live: https://gaming.youtube.com/user/PacoOtaktay/live |
>> | Websites: http://dwladd.com     &     http://www.theterrorzone.com    |
>> | G+:  https://plus.google.com/113262444659438038657                    |
>> | G+:  https://plus.google.com/+DavidLaddPacoOtaktay                    |
>> |                                                                       |
>> | Do you have your CoCo 3 yet?                                          |
>> +-----------------------------------------------------------------------+
>>
>>
>>> On Fri, Oct 6, 2017 at 8:26 PM, Dave Philipsen <dave at davebiz.com> wrote:
>>>
>>> Ok, so it’s larger than $4401.  I’d be curious to see what would happen if
>>> you removed rb1773, d0, d1, and d2 from the bootfile.  That would probably
>>> get it down below $4401 in size.
>>>
>>> Dave
>>>
>>>> On Oct 6, 2017, at 8:19 PM, David Ladd <davidwladd at gmail.com> wrote:
>>>>
>>>> Dave,
>>>>
>>>> Here is the directory from the root:
>>>>
>>>> {Term|02}/DD:dir -e
>>>>
>>>> Directory of .  2017/09/28 23:04
>>>>
>>>> Owner  Last modified   Attributes Sector Bytecount Name
>>>> ----- ---------------- ---------- ------ --------- ----
>>>> 0  2017/10/06 15:49  ------wr      13      485F OS9Boot
>>>> 0  2017/10/06 15:49  d-ewrewr      5D       B20 CMDS
>>>> 0  2017/10/06 15:49  d-ewrewr      66       1C0 SYS
>>>> 0  2017/10/06 15:49  d-ewrewr      6F       100 DEFS
>>>> 0  2017/09/28 21:12  ----r-wr      78       F00 ccbkrn
>>>> 0  2017/09/28 21:12  --e-rewr      88       1FF sysgo
>>>> 0  2017/09/28 21:01  ----r-wr     62D        F9 startup
>>>> 0  2017/10/06 15:49  d-ewrewr     62F        60 NITROS9
>>>>
>>>>
>>>>
>>>> +-----------------------------------------------------------
>>> ------------+
>>>> | David Ladd a.k.a. PacoOtaktay a.k.a. Drencor                          |
>>>> | YouTube: http://www.youtube.com/user/PacoOtaktay
>>> |
>>>> | YouTube Gaming Live: https://gaming.youtube.com/user/PacoOtaktay/live
>>> |
>>>> | Websites: http://dwladd.com     &     http://www.theterrorzone.com
>>> |
>>>> | G+:  https://plus.google.com/113262444659438038657
>>> |
>>>> | G+:  https://plus.google.com/+DavidLaddPacoOtaktay
>>> |
>>>> |                                                                       |
>>>> | Do you have your CoCo 3 yet?                                          |
>>>> +-----------------------------------------------------------
>>> ------------+
>>>>
>>>>
>>>>> On Fri, Oct 6, 2017 at 7:43 PM, Dave Philipsen <dave at davebiz.com>
>>> wrote:
>>>>>
>>>>> Ok, so how big is the bootfile?
>>>>>
>>>>> Dave
>>>>>
>>>>>> On Oct 6, 2017, at 4:15 PM, David Ladd <davidwladd at gmail.com> wrote:
>>>>>>
>>>>>> Dave,
>>>>>>
>>>>>> Since I can't test this on a CoCo3FPGA right now I did finally get my
>>>>>> Deluxe RS232 Pak working.  I modified the make files for the NitrOS-9
>>>>>> project and made myself a CoCoSDC headless that uses the sc6551 driver
>>>>> and
>>>>>> term modules.  Here is my short ident of my OS9Boot file.  I tested it
>>>>> and
>>>>>> it does work and with the standard Shell+ as well.
>>>>>>
>>>>>>
>>>>>> {Term|02}/DD:ident os9boot -s
>>>>>> 19 $C0 $FA063B . KrnP2
>>>>>> 13 $C1 $FB10BD . IOMan
>>>>>> 1 $C0 $9D910E . Init
>>>>>> 37 $D1 $245E32 . RBF
>>>>>> 2 $E1 $84C07C . RBSuper
>>>>>> 22 $21 $230904 . llcocosdc
>>>>>> 82 $F1 $DB0F90 . SD0
>>>>>> 82 $F1 $081F95 . SD1
>>>>>> 82 $F1 $F8621C . DD
>>>>>> 1 $E1 $A4EB50 . rb1773
>>>>>> 82 $F1 $045CD6 . D0
>>>>>> 82 $F1 $803FAD . D1
>>>>>> 82 $F1 $8C9A43 . D2
>>>>>> 18 $D1 $55C62E . SCF
>>>>>> 10 $E1 $67C110 . sc6551
>>>>>> 83 $F1 $64212E . Term
>>>>>> 5 $D1 $6F9717 . PipeMan
>>>>>> 2 $E1 $895C5F . Piper
>>>>>> 80 $F1 $D512FB . Pipe
>>>>>> 9 $C1 $9A36A3 . Clock
>>>>>> 1 $21 $5833D2 . Clock2
>>>>>>
>>>>>>
>>>>>> +-----------------------------------------------------------
>>>>> ------------+
>>>>>> | David Ladd a.k.a. PacoOtaktay a.k.a. Drencor
>>>  |
>>>>>> | YouTube: http://www.youtube.com/user/PacoOtaktay
>>>>> |
>>>>>> | YouTube Gaming Live: https://gaming.youtube.com/
>>> user/PacoOtaktay/live
>>>>> |
>>>>>> | Websites: http://dwladd.com     &     http://www.theterrorzone.com
>>>>> |
>>>>>> | G+:  https://plus.google.com/113262444659438038657
>>>>> |
>>>>>> | G+:  https://plus.google.com/+DavidLaddPacoOtaktay
>>>>> |
>>>>>> |
>>> |
>>>>>> | Do you have your CoCo 3 yet?
>>>  |
>>>>>> +-----------------------------------------------------------
>>>>> ------------+
>>>>>>
>>>>>>
>>>>>>> On Fri, Oct 6, 2017 at 8:06 AM, Dave Philipsen <dave at davebiz.com>
>>>>> wrote:
>>>>>>>
>>>>>>> I would like to do some experiments with this on a real CoCo 3, too.
>>>>> I'm
>>>>>>> using the CoCo3FPGA right now.  It's much easier for me to test things
>>>>> on
>>>>>>> this platform because I have the ability to boot with an alternate
>>>>> bootfile
>>>>>>> just by holding down the ALT key while booting.  I can make changes to
>>>>> the
>>>>>>> OS9Boot.1 file while still retaining the original OS9Boot file.  Also,
>>>>>>> because of Brett's bootloader, I don't have to do anything special to
>>>>>>> generate the bootfile.  I just merge all of the modules needed and the
>>>>>>> bootloader will load it no matter if it's fragmented or where it
>>>>> resides on
>>>>>>> the disk structure.
>>>>>>>
>>>>>>> Dave
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>> On 10/6/2017 7:50 AM, Aaron Wolfe wrote:
>>>>>>>>
>>>>>>>> We ran into the same issue when creating the headless Drivewire disks
>>>>> some
>>>>>>>> years ago.  If the boot file became too small, things went badly.
>>>>>>>>
>>>>>>>> Unfortunately Boisy solved this in our case so I can't give you
>>>>> specifics.
>>>>>>>> Not sure if he still monitors this list, fairly sure he intended to
>>>>> patch
>>>>>>>> the nitros9 source to correct the bug. Perhaps the fix got lost or
>>> was
>>>>> not
>>>>>>>> comprehensive.  In any case, I can confirm a third case where small
>>>>> boot
>>>>>>>> file became an issue in itself.
>>>>>>>>
>>>>>>>> -Aaron
>>>>>>>>
>>>>>>>> On Oct 6, 2017 8:35 AM, "Neal Crook" <foofoobedoo at gmail.com> wrote:
>>>>>>>>
>>>>>>>> In my mc09 l2 development I found a bug where a too - small bootfile
>>>>> would
>>>>>>>> hang. Padding it fixed the problem. I will look out the details over
>>>>> the
>>>>>>>> weekend and let you know, so we can see if our experiences tally. It
>>>>> would
>>>>>>>> be good to know that it was a generic problem and not specific to my
>>>>>>>> target
>>>>>>>> hardware. I spent quite a lot of time in emulation trying to track it
>>>>> down
>>>>>>>> without success
>>>>>>>>
>>>>>>>> Neal
>>>>>>>>
>>>>>>>> On 6 Oct 2017 12:40, "Dave Philipsen" <dave at davebiz.com> wrote:
>>>>>>>>
>>>>>>>> Haha!  That doesn't work either.  But as soon as I re-assemble Term
>>>>> with
>>>>>>>> 265 extra bytes in it, it boots just fine.  So it really does appear
>>>>> to be
>>>>>>>> an issue with size and not order.
>>>>>>>
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