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Forum: project.WHDLoad Yesterday, 18:55
Replies: 1
Views: 98
Posted By alexh
WHDload doesn't emulate anything. If you are...

WHDload doesn't emulate anything. If you are playing the WHDload version (https://whdload.de/games/Starglider2.html) and it is too fast you can try disabling the CPU caches for just that game by...
Forum: support.Games Yesterday, 18:48
Replies: 6
Views: 202
Posted By alexh
StingRay who did the WHDload install of HOtL...

StingRay who did the WHDload install of HOtL (https://whdload.de/games/HeroesOfTheLance.html) wrote something interesting in the notes:

the coder used move.l 4.w,(a6) which of
course is not...
Forum: support.OtherUAE Yesterday, 18:20
Replies: 1
Views: 230
Posted By alexh
https://github.com/lubomyr/uae4arm <-...

https://github.com/lubomyr/uae4arm <- Original(?)

https://github.com/Chips-fr/uae4arm-rpi <- Port with build options for RPi

https://github.com/PandTomB/uae4arm <- Port to Pandora...
Forum: support.Games Yesterday, 16:25
Replies: 13
Views: 3,112
Posted By alexh
If you want to run Amberstar on 020+ CPUs all you...

If you want to run Amberstar on 020+ CPUs all you need to do is turn the cache off.

The built in HD installer on the floppy disks is good enough, no WHDload required, I've played the GB v1.96...
Forum: News 26 September 2021, 08:34
Replies: 61
Views: 13,501
Posted By alexh
Wow it's now up to 300+ MIPs with an RPi3. The...

Wow it's now up to 300+ MIPs with an RPi3. The fastest 16-bit Amiga accelerator yet. For £50
Forum: News 24 September 2021, 23:33
Replies: 61
Views: 13,501
Posted By alexh
If your thinking of an amithlon type environment...

If your thinking of an amithlon type environment I've not heard that discussed. Just an alternate processor model for UAE which already runs on the Pi under linux and other os
Forum: support.Hardware 24 September 2021, 20:14
Replies: 10
Views: 236
Posted By alexh
Remove the Extended kickstart ROM EPROMs? With...

Remove the Extended kickstart ROM EPROMs? With J15 in the right setting they are not used anyway. Exclude a broken one affecting the bus
Forum: support.Hardware 24 September 2021, 19:57
Replies: 10
Views: 236
Posted By alexh
Did you try a known good ,68000?

Did you try a known good ,68000?
Forum: support.Hardware 24 September 2021, 15:59
Replies: 10
Views: 236
Posted By alexh
You have to start with the PSU. Check the output...

You have to start with the PSU. Check the output voltages.

Are you sure you put all the chips back in the correct sockets with the correct orientation? No bent pins?

Apparently you get a black...
Forum: MarketPlace 24 September 2021, 15:39
Replies: 2
Views: 369
Posted By alexh
Do you really want to waste a Zorro Slot? There...

Do you really want to waste a Zorro Slot? There are lots of 27C400/800/160/320 based flashable ROMs available.

http://www.boobip.com/hardware/27C400_EMU...
Forum: support.Hardware 24 September 2021, 15:24
Replies: 29
Views: 1,093
Posted By alexh
By not exposing the USB side of things to the...

By not exposing the USB side of things to the Amiga you loose the overhead of a USB stack. But in what format do you try to get the data over to the Amiga? A custom format requires a custom driver? A...
Forum: support.Apps 23 September 2021, 17:42
Replies: 3
Views: 391
Posted By alexh
The main runtime executable when you're playing...

The main runtime executable when you're playing the game is packed and depacks into RAM as it is used.

I personally have never seen this so I'm not sure it is real but more than one person...
Forum: News 23 September 2021, 13:30
Replies: 61
Views: 13,501
Posted By alexh
One usage is in PiSTorm...

One usage is in PiSTorm (https://github.com/captain-amygdala/pistorm). The "budget" 680x0 accelerator card.
Forum: support.Hardware 23 September 2021, 13:28
Replies: 29
Views: 1,093
Posted By alexh
I was more meaning it's not probably not worth...

I was more meaning it's not probably not worth trying to do USB2.0 "High-Speed".

If you could find some Transdimension UHC124s anywhere, the Subway driver I *believe* was open-sourced together...
Forum: News 23 September 2021, 13:09
Replies: 61
Views: 13,501
Posted By alexh
166Mips only 25% predicted speed?! Definitely...

166Mips only 25% predicted speed?! Definitely worthy of Patreonage.

@NovaCoder I imagine this could come to MiSTer (Are there any hybrid cores at the moment on MiSTer?) but how good would the...
Forum: support.Hardware 22 September 2021, 11:24
Replies: 29
Views: 1,093
Posted By alexh
The problem today is that most of the 5v tolerant...

The problem today is that most of the 5v tolerant embedded USB controllers with AmigaOS drivers like the Transdimension UHC124 used on the Subway (and would be practical here) are now EOL (end of...
Forum: support.Hardware 21 September 2021, 12:17
Replies: 29
Views: 1,093
Posted By alexh
You can buy them. Not sure how economical they...

You can buy them. Not sure how economical they are today but I've got two here.

https://twinind.com/index.php/products/expresscard-pcmcia-sd/prototyping-boards/...
Forum: support.Hardware 21 September 2021, 09:39
Replies: 13
Views: 724
Posted By alexh
The BPPC has an option to have two oscillators...

The BPPC has an option to have two oscillators and clock the 680x0 separately from the PPC. You'd definitely want to use this. Google for the details
Forum: support.Games 20 September 2021, 13:57
Replies: 18
Views: 897
Posted By alexh
IIRC there is no AGA version of Lotus Turbo...

IIRC there is no AGA version of Lotus Turbo Challenge (1, 2 or 3) so the CD32 "Lotus Trilogy" disc must be the OCS/ECS versions.

I don't own this disc but you could try it in WinUAE with a CDTV...
Forum: support.Hardware 18 September 2021, 13:06
Replies: 13
Views: 724
Posted By alexh
E31F that's one of the first 0.8um ones so will...

E31F that's one of the first 0.8um ones so will run hot

http://eab.abime.net/showpost.php?p=223431&postcount=2
Forum: support.Hardware 17 September 2021, 23:52
Replies: 13
Views: 724
Posted By alexh
It is such an expensive card. And most 040's run...

It is such an expensive card. And most 040's run so very very hot. I don't think I'd bother if it risked breaking the card.

Save up for the 060 conversion.

Out of interest what mask versions...
Forum: support.Hardware 17 September 2021, 23:48
Replies: 29
Views: 1,093
Posted By alexh
I don't think so. The budget PiSTorm CPU...

I don't think so. The budget PiSTorm CPU accelerator can reveal USB devices on the other side of the 680x0 emulation as native Amiga devices that use existing / no drivers.

USB Mass Storage...
Forum: support.Hardware 17 September 2021, 21:27
Replies: 29
Views: 1,093
Posted By alexh
There's no driver for AmigaOS. Someone would need...

There's no driver for AmigaOS. Someone would need to write one for a USB stack like Poseidon. There are better solutions for Amiga already. Subway, Rapid Road
Forum: support.Apps 17 September 2021, 15:52
Replies: 3
Views: 391
Posted By alexh
Imploder and 68060 (Ambermoon)

Some people have given feedback that the compression used on the executables of Ambermoon (Imploder (https://github.com/Pyrdacor/Ambermoon/blob/master/Files/Imploding.md)) may have issues with 68060?...
Forum: support.Hardware 17 September 2021, 15:33
Replies: 29
Views: 1,093
Posted By alexh
There was only ever one 16-bit PCMCIA -> USB host...

There was only ever one 16-bit PCMCIA -> USB host adapter ever made (to my knowledge). That product had a chip designed by our company the OXU950.

I recently found the FPGAs used to prototype the...
Forum: Retrogaming General Discussion 16 September 2021, 21:31
Replies: 54
Views: 2,683
Posted By alexh
https://www.bbc.co.uk/news/uk-58587521

https://www.bbc.co.uk/news/uk-58587521
Forum: News 16 September 2021, 09:57
Replies: 228
Views: 23,124
Posted By alexh
Lothar Becks (LOB) not Jurie Horneman. And it's...

Lothar Becks (LOB) not Jurie Horneman. And it's nothing to do with "recognising" it's maths and microprocessor architecture.


:nuts

If you mean by safety that the files need to be compressed...
Forum: News 15 September 2021, 18:51
Replies: 228
Views: 23,124
Posted By alexh
Interestingly XFDdecrunch crashes when unpacking...

Interestingly XFDdecrunch crashes when unpacking Pyradcor's LOB packed files using 68000 CPU but works with 68020 CPU.
Forum: News 15 September 2021, 16:49
Replies: 228
Views: 23,124
Posted By alexh
Many years ago I gave the AtariST version to...

Many years ago I gave the AtariST version to dlfrsilver and he said it was incompatible. Perhaps a later/earlier version than the one used on Ambermoon?
Forum: News 15 September 2021, 16:01
Replies: 228
Views: 23,124
Posted By alexh
Looks like this could be down to the...

Looks like this could be down to the implementation of LOB depacker in AM2_BLT and Pyradcor's re-implementation of LOB packer.

If you don't use re-compressed sub-files then it works. (At least in...
Forum: Amiga scene 13 September 2021, 15:58
Replies: 1,150
Views: 202,886
Posted By alexh
Disable your extended ROM using the jumper and it...

Disable your extended ROM using the jumper and it should work.
Forum: support.Hardware 10 September 2021, 16:39
Replies: 3
Views: 390
Posted By alexh
There is a thread on here detailing the exact...

There is a thread on here detailing the exact differences. Use search and I'm sure you can find it. It is a discussion between me (who compiled the list of all Agnus types we all use today) and Zetr0
Forum: News 10 September 2021, 16:36
Replies: 228
Views: 23,124
Posted By alexh
You don't need the ADFs if you've already...

You don't need the ADFs if you've already installed the game to HDD. Or even if you haven't. Install with 1.09 and overwrite the files.
Forum: Hardware mods 08 September 2021, 16:19
Replies: 20
Views: 3,421
Posted By alexh
It is only 1-lane PCIe gen 2. 500MB/s theoretical...

It is only 1-lane PCIe gen 2. 500MB/s theoretical BW ;-)
Forum: News 08 September 2021, 11:18
Replies: 228
Views: 23,124
Posted By alexh
@Pyrdacor and his cohort kermitfrog have turned...

@Pyrdacor and his cohort kermitfrog have turned their hand to fixing bugs in the Amiga run-time executable that only affect the Amiga version (totally outside the scope of Ambermoon.net which only...
Forum: News 04 September 2021, 22:04
Replies: 228
Views: 23,124
Posted By alexh
Uploaded to TheZone. The English manual was...

Uploaded to TheZone.

The English manual was never printed and only existed as a txt file. It is being DTP'd over the next week(s) to look like the DE original.
Forum: News 04 September 2021, 18:20
Replies: 228
Views: 23,124
Posted By alexh
Pyrdacor was too busy to describe all the fixes...

Pyrdacor was too busy to describe all the fixes in full detail. But each new bugfix has a link to the Github commit. You can see the exact byte changes for each commit.


Might be easier to use...
Forum: News 04 September 2021, 15:23
Replies: 228
Views: 23,124
Posted By alexh
The last modification to AM2_CPU/BLT was by...

The last modification to AM2_CPU/BLT was by Pyradcor 8-days ago.


Oh, I thought you were reviewing/merging in his changes to AM2_CPU/BLT? Comparing to anything you have already done.


And my...
Forum: News 04 September 2021, 14:11
Replies: 228
Views: 23,124
Posted By alexh
You can't use my comments to determine exactly...

You can't use my comments to determine exactly how a bug fix was actually implemented. They are just notes. I've tried to be as accurate as possible but in some circumstances I've never seen the...
Forum: Retrogaming General Discussion 03 September 2021, 22:01
Replies: 297
Views: 36,934
Posted By alexh
Amazing work. Thanks

Amazing work. Thanks
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