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Search: Posts Made By: Olaf Barthel
Forum: News 24 November 2017, 11:38
Replies: 107
Views: 18,176
Posted By Olaf Barthel
Workbench may be the part of the Amiga operating...

Workbench may be the part of the Amiga operating system which users interact with most often, but under the hood it's really just a very simple design "gone wrong" due to memory and ROM space...
Forum: News 20 November 2017, 19:18
Replies: 107
Views: 18,176
Posted By Olaf Barthel
This makes good sense to me. I am not sure about...

This makes good sense to me. I am not sure about the effects of the flickering (back in the day, you sort of grudgingly had to accept that there were several trade-offs to be made when you wanted to...
Forum: News 20 November 2017, 13:59
Replies: 107
Views: 18,176
Posted By Olaf Barthel
So that probably means Jim Mackraz (jimm) might...

So that probably means Jim Mackraz (jimm) might know why and when it happened.
Forum: News 16 November 2017, 12:01
Replies: 107
Views: 18,176
Posted By Olaf Barthel
I agree that it would be useful, but it is...

I agree that it would be useful, but it is currently beyond the scope of the 3.1.4 project work. We would first like to complete work on the Amiga 3.x operating system version which is likely to be...
Forum: News 16 November 2017, 10:26
Replies: 107
Views: 18,176
Posted By Olaf Barthel
The version control logs reach back to June 17,...

The version control logs reach back to June 17, 1986 but as these things go, the log messages are not that informative ;) More information can be found in change log files written as summaries by...
Forum: News 15 November 2017, 15:53
Replies: 107
Views: 18,176
Posted By Olaf Barthel
That depends upon the size of the respective...

That depends upon the size of the respective volume, of course. In any case, the updated "Info" command no longer has such a pronounced negative attitude towards volumes larger than 2 Gigabytes ;)
Forum: News 15 November 2017, 15:52
Replies: 107
Views: 18,176
Posted By Olaf Barthel
The knowledge required to build the Kickstart 1.3...

The knowledge required to build the Kickstart 1.3 ROM may be lost. It's possible that some of the original Amiga/Commodore engineers might recall how it worked, but we haven't asked. All that remains...
Forum: News 06 November 2017, 13:46
Replies: 107
Views: 18,176
Posted By Olaf Barthel
I am not so much concerned about you quitting the...

I am not so much concerned about you quitting the project (well, there should be concern in this case), but rather what will happen if we should make changes to the workbench.library and/or...
Forum: News 06 November 2017, 11:09
Replies: 107
Views: 18,176
Posted By Olaf Barthel
The workbench.library as it was in Kickstart 3.1...

The workbench.library as it was in Kickstart 3.1 is, sadly, as simple as one could make it, and possibly as complex as Mike Sinz dared to make it, at the time. Furthermore, there is no clean way to...
Forum: News 06 November 2017, 11:04
Replies: 107
Views: 18,176
Posted By Olaf Barthel
You are correct, this boils down to a space issue...

You are correct, this boils down to a space issue first. Also, it's unclear (to me) if the icon.library code works well in ROM, how the licensing issues look like, and how the code would be...
Forum: News 05 November 2017, 09:47
Replies: 107
Views: 18,176
Posted By Olaf Barthel
If I remember correctly, AmiTCP did this first...

If I remember correctly, AmiTCP did this first and you are well-advised to always steal from the best ;)

One shortcoming to this approach is in that the storage and retrieval of structured data is...
Forum: News 02 November 2017, 16:28
Replies: 107
Views: 18,176
Posted By Olaf Barthel
Sorry, this is an area in which I must defer to...

Sorry, this is an area in which I must defer to Thomas. Short of tinkering with the less pleasant bits of the partitioning tools, I prefer to steer clear of the mass storage complex (there's probably...
Forum: News 01 November 2017, 15:15
Replies: 107
Views: 18,176
Posted By Olaf Barthel
For one thing, the APIs have diverged so much by...

For one thing, the APIs have diverged so much by now that you couldn't "just" backport the software, you would also have to retrofit the missing API functionality in the operating system. That might...
Forum: Amiga scene 11 September 2017, 18:33
Replies: 89
Views: 9,664
Posted By Olaf Barthel
Thank you, I completely forgot about Redmine, and...

Thank you, I completely forgot about Redmine, and I shouldn't have :(

Redmine would be a very good match for the kind of data which the Commodore bug/enhancement request database represents, and...
Forum: Amiga scene 11 September 2017, 16:17
Replies: 89
Views: 9,664
Posted By Olaf Barthel
I take it that one should not assume that the...

I take it that one should not assume that the Amiga operating system will qualify for free use of Jira/GitHub.

I have looked around, but it doesn't seem to me that similar functionality is easily...
Forum: Amiga scene 11 September 2017, 16:12
Replies: 89
Views: 9,664
Posted By Olaf Barthel
This is a tough problem, which I believe must be...

This is a tough problem, which I believe must be solved because keeping that data locked up is not at all beneficial.

The core of the problem is that all this information was collected by...
Forum: Amiga scene 11 September 2017, 16:02
Replies: 89
Views: 9,664
Posted By Olaf Barthel
Actually, that's a documented side-effect of...

Actually, that's a documented side-effect of kprintf(), etc. being built on top of exec.library/RawDoFmt(). Back in the day, a 'word' was a 16 bit integer, not a 32 bit integer, hence the reason why...
Forum: Amiga scene 11 September 2017, 15:58
Replies: 89
Views: 9,664
Posted By Olaf Barthel
It is primarily about privacy (both your own, and...

It is primarily about privacy (both your own, and the privacy of those you invite to work with you) and control. The burden of having to wrangle your own infrastructure is something to be weighed...
Forum: News 06 September 2017, 18:11
Replies: 36
Views: 4,910
Posted By Olaf Barthel
I just found out the awful truth: the original...

I just found out the awful truth: the original FFS does not seem to care about the sector size at all. Sector sizes which are not a power of two are fine. So are sector sizes of odd numbers, for...
Forum: Amiga scene 06 September 2017, 13:46
Replies: 89
Views: 9,664
Posted By Olaf Barthel
Nice :) Considering how long AmigaOS 3.x has...

Nice :)

Considering how long AmigaOS 3.x has been around and not seen any improvements, the list is a wee bit on the short side ;)

Seriously, reports on bugs, as well as enhancement requests...
Forum: Amiga scene 06 September 2017, 13:24
Replies: 89
Views: 9,664
Posted By Olaf Barthel
Yes, this definitely needs to happen. We...

Yes, this definitely needs to happen.

We eventually settled for Bugzilla as a bug tracker for AmigaOS development work, briefly tried Mantis, but switched back to a more modern version of Bugzilla...
Forum: News 30 August 2017, 13:13
Replies: 36
Views: 4,910
Posted By Olaf Barthel
The file system turned out to be a poor fit for...

The file system turned out to be a poor fit for this operating system.

Both Kickstart and Workbench software suffered greatly from stability problems until the entire code was reviewed and...
Forum: News 29 August 2017, 15:44
Replies: 36
Views: 4,910
Posted By Olaf Barthel
Don't be so harsh on the old file system, and the...

Don't be so harsh on the old file system, and the FFS which followed it.

In 1985 it was a perfectly adequate hierarchical file system for use on microcomputers. It did not suffer from artificial...
Forum: News 29 August 2017, 15:14
Replies: 36
Views: 4,910
Posted By Olaf Barthel
Tough call for something as tightly integrated as...

Tough call for something as tightly integrated as Kickstart 1.3. There just is not enough wiggling room to cleanly inject a patch. However, if you want the system to boot from a patched FFS V40+, the...
Forum: News 28 August 2017, 18:52
Replies: 36
Views: 4,910
Posted By Olaf Barthel
Sorry, the recorded development history (RCS...

Sorry, the recorded development history (RCS files, etc.) of the FFS, as implemented by Steve Beats, does not go any further back in time than version 34.3 (no version string, and no proper date...
Forum: News 28 August 2017, 10:05
Replies: 36
Views: 4,910
Posted By Olaf Barthel
Hang on, where did you stop? Kickstart 1.3...

Hang on, where did you stop?

Kickstart 1.3 uses expansion.library (MakeDosNode, AddDosNode), right down to the "strap" module which sets up the mount lists for floppy disk drives (unlike Kickstart...
Forum: News 27 August 2017, 13:50
Replies: 36
Views: 4,910
Posted By Olaf Barthel
This is likely going to be tricky in more than...

This is likely going to be tricky in more than one way. The file handler segment in the root node refers to the default file system, and not every file system is fit to handle what the default file...
Forum: News 27 August 2017, 12:30
Replies: 36
Views: 4,910
Posted By Olaf Barthel
That's the way you have to do this :( Plenty...

That's the way you have to do this :(

Plenty of legacy software assumes that unless the file system signature of a volume is ID_DOS_DISK (= 'DOS\0'), the contents of the volume are not readable....
Forum: Amiga scene 27 August 2017, 10:54
Replies: 89
Views: 9,664
Posted By Olaf Barthel
Yes, that works: it's the recommended way to do...

Yes, that works: it's the recommended way to do this for Kickstart 1.3. Because it was documented in 1988 ("The Official Way to Software Reboot an Amiga", which I just dug up on...
Forum: Amiga scene 27 August 2017, 10:32
Replies: 89
Views: 9,664
Posted By Olaf Barthel
As things stand today, there is a need for the...

As things stand today, there is a need for the operating system to support the hardware solutions in development/shipping right now. My personal take on this situation is that resolving compatibility...
Forum: Amiga scene 26 August 2017, 12:15
Replies: 89
Views: 9,664
Posted By Olaf Barthel
This is, as it should be, technically detailed...

This is, as it should be, technically detailed and correct. Knowledge of the 'Resident' exec data structure and its contents are required. What I remembered certainly is not to be taken as accurate...
Forum: Amiga scene 19 August 2017, 14:15
Replies: 89
Views: 9,664
Posted By Olaf Barthel
The word "exciting" is not really the first word...

The word "exciting" is not really the first word that pops into my mind when I think of the Amiga boot process ;)



Yikes, I hope that might not be the honest truth :rolleyes

I never cared...
Forum: Amiga scene 19 August 2017, 12:14
Replies: 89
Views: 9,664
Posted By Olaf Barthel
My point of view is certainly my own, although I...

My point of view is certainly my own, although I do not insist on keeping it entirely to myself ;)

AmigaOS development for 68k has been left dead in the water for almost two decades now, and the...
Forum: Amiga scene 16 August 2017, 14:26
Replies: 89
Views: 9,664
Posted By Olaf Barthel
Hang on, this is "normal" for now. Both Gunnar...

Hang on, this is "normal" for now. Both Gunnar von Boehn and his associates, as well as Jens Schoenfeld's company are now involved in enterprises which go beyond their original "comfort zone", so to...
Forum: Amiga scene 16 August 2017, 14:09
Replies: 89
Views: 9,664
Posted By Olaf Barthel
The specific changes in the 2016 update are very...

The specific changes in the 2016 update are very modest in scope. If there is a possible benefit (short of making installation of the AmigaOS 3.1 system from CF card or CD-ROM much easier), it is in...
Forum: Amiga scene 16 August 2017, 14:02
Replies: 89
Views: 9,664
Posted By Olaf Barthel
No, this is pretty much all in-house work for...

No, this is pretty much all in-house work for now.

The updates which shipped last year were very modest in scope, and decidedly so. With the exception of the hard disk partitioning software...
Forum: Amiga scene 16 August 2017, 13:46
Replies: 89
Views: 9,664
Posted By Olaf Barthel
Freely available, possibly, but not actually...

Freely available, possibly, but not actually free. You still had to pay for the operating system it was intended for ;)

But that's not really the point here, I suppose. These files have been...
Forum: Amiga scene 15 August 2017, 20:00
Replies: 89
Views: 9,664
Posted By Olaf Barthel
The OS 3.1 update had to make sense,...

The OS 3.1 update had to make sense, business-wise. It was not a stunt intended to casually annoy, irritate and wind up people.

About two years ago I learned at the Amiga 30 event at Neuss...
Forum: News 20 May 2017, 09:21
Replies: 442
Views: 36,236
Posted By Olaf Barthel
I would choose, if the choice were even...

I would choose, if the choice were even available, to begin by learning how the Amiga is being used today, what makes it relevant, which need does it fill. The answers to these question may not be...
Forum: News 17 May 2017, 12:22
Replies: 442
Views: 36,236
Posted By Olaf Barthel
I am not really disappointed. It has been...

I am not really disappointed.

It has been almost exactly 30 years now since I began using the Amiga, and eventually writing software for it. The Amiga shaped my life, my choice of profession,...
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