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Search: Posts Made By: NorthWay
Forum: support.Hardware 05 June 2020, 16:38
Replies: 26
Views: 1,209
Posted By NorthWay
It would be a nice start simply recognizing...

It would be a nice start simply recognizing regular logic like AND, OR, NOT, EOR etc and then step up to adders, shifters, multipliers, and so on.

I'd like to think of it as a visual equivalent to...
Forum: support.Hardware 05 June 2020, 11:10
Replies: 26
Views: 1,209
Posted By NorthWay
I saw a comment somewhere on how it could perhaps...

I saw a comment somewhere on how it could perhaps be possible to train an AI thingie to learn what different logic gates look like, and from that put together and build up a logic working of a...
Forum: support.Hardware 04 June 2020, 18:12
Replies: 196
Views: 19,398
Posted By NorthWay
That would make too much sense, so obviously: No....

That would make too much sense, so obviously: No.


(Which would then probably be real close to satisfy most ASIC requirements so you could do something like a Kickstarter for it. Which would make...
Forum: Amiga scene 13 May 2020, 13:38
Replies: 25
Views: 1,999
Posted By NorthWay
Were the contents of the C= fileservers saved?...

Were the contents of the C= fileservers saved? Not thinking of the source code, but all kinds of docs and things like vdhl/verilog code and similar.
Forum: Hardware mods 09 May 2020, 19:26
Replies: 305
Views: 37,407
Posted By NorthWay
I'm not sure I see much value in looking at the...

I'm not sure I see much value in looking at the masks of a 68060. Recreating the behaviour in a descriptive language sounds like a much better idea, and something like the work done for UAE that...
Forum: Hardware mods 09 May 2020, 01:56
Replies: 305
Views: 37,407
Posted By NorthWay
What would be under copyright? The layer...

What would be under copyright?
The layer images? That would be fine as you don't want to use those, you want to extract the logic inherent and recreate it in VHDL or similar?

IIRC Jens Schönfeld...
Forum: support.Hardware 25 April 2020, 20:15
Replies: 29
Views: 1,861
Posted By NorthWay
I have this faint memory that Benefactor might...

I have this faint memory that Benefactor might have had it, but I can't for the life of me remember where I have picked up on that.
Was there any other late DI(CE) game?
Forum: Amiga scene 25 April 2020, 04:50
Replies: 90
Views: 6,104
Posted By NorthWay
I believe this is known as retcon'ing, a very...

I believe this is known as retcon'ing, a very popular sport in the Amiga communities.
My own take on it is to speculate what could have been achieved if the design was targeted at what they could...
Forum: support.Hardware 25 April 2020, 04:33
Replies: 29
Views: 1,861
Posted By NorthWay
I have this vague memory of one of the DICE games...

I have this vague memory of one of the DICE games actually having a teletext signal in it? Or am I completely lost here?
Forum: Amiga scene 24 April 2020, 22:34
Replies: 90
Views: 6,104
Posted By NorthWay
Sure, but why? Jay Miner&Co would have gone for a...

Sure, but why? Jay Miner&Co would have gone for a single chip if it was possible (in as much as it virtually _is_ a single chip, it's just split between 3 ICs).
(You might want to study some pics of...
Forum: Coders. General 17 April 2020, 15:24
Replies: 23
Views: 2,125
Posted By NorthWay
For a debugger where the system is running I am a...

For a debugger where the system is running I am a great fan of BDebug from the Barfly package. (And I use BAsm too.)
Forum: Hardware mods 15 April 2020, 00:08
Replies: 305
Views: 37,407
Posted By NorthWay
Hm... Zorro-III DSP3210 card? No? (AFAIR Lew...

Hm... Zorro-III DSP3210 card? No? (AFAIR Lew Eggebrecht promised us one. And the AA3000+ has become real already!)

(Sprinkle some smileys - they are good for you y'know :-) )
Forum: Coders. Asm / Hardware 06 April 2020, 16:51
Replies: 47
Views: 3,246
Posted By NorthWay
Interesting. Two questions comes to mind: - How...

Interesting. Two questions comes to mind:
- How do they handle disk sync to find the start of the data?
- Do they load faster on a faster machine?
Forum: Retrogaming General Discussion 05 April 2020, 05:02
Replies: 6,306
Views: 1,159,715
Posted By NorthWay
PC motherboard, cpu and ram. My old one just...

PC motherboard, cpu and ram. My old one just keeled over and joined the dodo.
(ASUS B450-F, AMD Ryzen5 3600X, HyperX 2x8 2666)
Forum: Coders. Asm / Hardware 03 April 2020, 16:37
Replies: 47
Views: 3,246
Posted By NorthWay
I found an example of what I had in mind, though...

I found an example of what I had in mind, though it is simplified compared to arithmetic compressors AFAIK - see https://en.wikipedia.org/wiki/Ascii85
85(or whatever you end up with) would be your...
Forum: Coders. Asm / Hardware 01 April 2020, 12:12
Replies: 47
Views: 3,246
Posted By NorthWay
Yes they are. I had a bit of a blind spot there,...

Yes they are. I had a bit of a blind spot there, but you typically have to look at up to 3 bits to know what legal encodings can follow and there are 5 possibilities - of which two are common. Good...
Forum: Coders. Asm / Hardware 01 April 2020, 02:01
Replies: 47
Views: 3,246
Posted By NorthWay
You don't. With "1000100010101001" you then have...

You don't. With "1000100010101001" you then have "001"(the last 3 bits) as the prequel to the next 16 bits.
You build tables for "000","001","010","100","101" as the possible prequels (I only did...
Forum: Coders. Asm / Hardware 01 April 2020, 01:25
Replies: 47
Views: 3,246
Posted By NorthWay
Hm? That was an example of looking at 16...

Hm?
That was an example of looking at 16 encoded bits when the three previous ones were all '0'.
Three previous 0 bits is a valid prequel to any random point in a bitstream from the floppy. I think...
Forum: Coders. Asm / Hardware 31 March 2020, 16:34
Replies: 47
Views: 3,246
Posted By NorthWay
This here was my back-of-an-envelope scribbling...

This here was my back-of-an-envelope scribbling about what are the legal encodings for 16 encoded bits of data http://eab.abime.net/attachment.php?attachmentid=60254&d=1539481771
Forum: Coders. Asm / Hardware 31 March 2020, 01:58
Replies: 47
Views: 3,246
Posted By NorthWay
I was working on an answer on my old pc, but it...

I was working on an answer on my old pc, but it died on me (new parts incoming).

Short version: Can you force GCR to work with 2ms? If not then forget that.
Other option: Don't encode and decode...
Forum: support.Games 28 March 2020, 07:27
Replies: 30
Views: 3,866
Posted By NorthWay
I have also disassembled it and rebuilt it back...

I have also disassembled it and rebuilt it back in the day. I put up a patch on Aminet that had fixes and optimizations.
Unfortunately I was never able to find what I think is a 24-bit bug in the...
Forum: Amiga scene 12 March 2020, 18:49
Replies: 1,198
Views: 85,253
Posted By NorthWay
That was around the time I was doing my military...

That was around the time I was doing my military service, walking around Oslo and scoring from bargain bins - got myself an Atari 7800 - and I remember seeing SNES games for NOK800. That was near...
Forum: Nostalgia & memories 09 March 2020, 23:47
Replies: 119
Views: 9,857
Posted By NorthWay
Not buying a totally loaded A500 instead of a...

Not buying a totally loaded A500 instead of a basic A2000 (in autumn 1988). (It probably did pay out a bit later, but I think I would have been ahead with the A500 way.)
Also, not going for a basic...
Forum: Nostalgia & memories 07 March 2020, 16:39
Replies: 31
Views: 1,851
Posted By NorthWay
Scandal! Scandal! Unit A probably...

Scandal! Scandal! Unit A probably...
Forum: Retrogaming General Discussion 27 February 2020, 14:35
Replies: 32
Views: 2,309
Posted By NorthWay
For me I'd rather go with the DSP C= intended for...

For me I'd rather go with the DSP C= intended for the A3000+ and then a set of software drivers and libraries to implement things like synth chips.
Which is why I'd love to get myself one of the...
Forum: Coders. Asm / Hardware 27 February 2020, 14:23
Replies: 16
Views: 1,554
Posted By NorthWay
Yes. I registered on the forum and downloaded...

Yes. I registered on the forum and downloaded them. That is how I knew it was in the search functions the problems with ROM disassembly was.


I know, but that was the closest I could remember. My...
Forum: Coders. Asm / Hardware 26 February 2020, 18:29
Replies: 16
Views: 1,554
Posted By NorthWay
Btw, do you know of this?...

Btw, do you know of this? https://www.ultimateamiga.co.uk/index.php/topic,9795.msg46914.html#msg46914

I have a bundle of hits I have gotten from ReSource at various times. I think they should all...
Forum: Retrogaming General Discussion 26 February 2020, 18:13
Replies: 32
Views: 2,309
Posted By NorthWay
What is "Next"? To me that is/was AAA, of...

What is "Next"?

To me that is/was AAA, of which there is a register listing and high-level system drawing available. One would suspect that it was being built using VHDL, so you could hope that...
Forum: Coders. Asm / Hardware 26 February 2020, 14:54
Replies: 5
Views: 714
Posted By NorthWay
I you mean new and not GNU then yes. It is...

I you mean new and not GNU then yes.
It is often clearer and you kinda need it for 020+ features anyway.
Forum: Coders. Asm / Hardware 23 February 2020, 00:29
Replies: 16
Views: 1,554
Posted By NorthWay
I think I have some more bugs stored somewhere -...

I think I have some more bugs stored somewhere - I'll see if I can find them.

Do you feel confident enough to do some deeper changes to ReSource? For some time now I have wished it would save out...
Forum: Retrogaming General Discussion 22 February 2020, 19:37
Replies: 83
Views: 3,974
Posted By NorthWay
Each to his own mate, but I think they are...

Each to his own mate, but I think they are fantastic and some of the closest to give me the vibe I associate with 80s coin-op games.
The annoying thing is that I can't factually tell you why as I...
Forum: Coders. Asm / Hardware 21 February 2020, 17:59
Replies: 16
Views: 1,554
Posted By NorthWay
You can look at...

You can look at http://eab.abime.net/showthread.php?t=89214 which is where I started.


I have downloaded another .rs of it earlier and looked at the search functions, and IIRC it looked like it...
Forum: Hardware mods 20 February 2020, 16:48
Replies: 305
Views: 37,407
Posted By NorthWay
I think it was one of the RISC-V architects who...

I think it was one of the RISC-V architects who mentioned you could get ASICs done for $5K nowadays. That sounds like a high probability successful Kickstarter.
Forum: Coders. General 20 February 2020, 16:23
Replies: 17
Views: 1,741
Posted By NorthWay
I'd like to see a dynamic/sliced EHB...

I'd like to see a dynamic/sliced EHB converter/viewer for OCS...
Forum: Coders. Asm / Hardware 19 February 2020, 23:22
Replies: 16
Views: 1,554
Posted By NorthWay
You might want to look into the search functions...

You might want to look into the search functions as they seem to be writing over things they have no business with - try ROM disassembly.
Forum: Nostalgia & memories 28 January 2020, 21:52
Replies: 2,575
Views: 398,415
Posted By NorthWay
My CyberStorm has remnants of a level 2 cache in...

My CyberStorm has remnants of a level 2 cache in its design - I don't know if one was ever made. (IIRC there was a serial interface too that I haven't seen.)
Forum: Retrogaming General Discussion 17 January 2020, 16:55
Replies: 20
Views: 1,427
Posted By NorthWay
I thought the in-game tune was DW. I even checked...

I thought the in-game tune was DW. I even checked the Wikipedia page to see that it said so.
But I'll be thrilled to be corrected and learn something new.
Forum: Retrogaming General Discussion 17 January 2020, 15:45
Replies: 20
Views: 1,427
Posted By NorthWay
Leatherneck. But I'd rather have Speedball,...

Leatherneck. But I'd rather have Speedball, SideWinder, Total Recall or Blood Money ingame.
Forum: Coders. Asm / Hardware 14 January 2020, 17:10
Replies: 21
Views: 1,247
Posted By NorthWay
I had this rough idea that you could do a...

I had this rough idea that you could do a complete blitter+copper basic logic building blocks where you run a simple demo purely by them with the cpu halted with a STOP instruction.
"You can now...
Forum: Coders. Asm / Hardware 10 January 2020, 18:54
Replies: 11
Views: 624
Posted By NorthWay
I had a rough idea of using the copper to time...

I had a rough idea of using the copper to time the first fetch each line as x2 and switch up to x4 for the rest of the line. My 4000 is still in limbo so I haven't pushed that to its conclusion.
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