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Forum: Coders. Asm / Hardware 20 November 2019, 11:35
Replies: 15
Views: 2,833
Posted By hooverphonique
Can't you package the emulator and the...

Can't you package the emulator and the proprietary OS separately to get around the GPL thing? I mean, if you only need minor mods on the emulator (which hardly would be worth protecting as your IP if...
Forum: Coders. Asm / Hardware 15 November 2019, 17:36
Replies: 4
Views: 157
Posted By hooverphonique
The size of the index register doesn't matter...

The size of the index register doesn't matter regarding cycles.
Forum: Coders. Asm / Hardware 15 November 2019, 17:32
Replies: 11
Views: 385
Posted By hooverphonique
Check the HRM for VPOSR ;) Edit:...

Check the HRM for VPOSR ;)

Edit: http://amigadev.elowar.com/read/ADCD_2.1/Hardware_Manual_guide/node0045.html
Forum: Coders. Asm / Hardware 15 November 2019, 17:10
Replies: 11
Views: 385
Posted By hooverphonique
Yes, to get the field sync correct, you need to...

Yes, to get the field sync correct, you need to set your bpl pointers according to if you're currently in the long or short field.

IIRC, you can read bit 15 of VPOSR to check for long frame (LOF).
Forum: Coders. Asm / Hardware 13 November 2019, 14:19
Replies: 147
Views: 13,681
Posted By hooverphonique
So you managed to get the "run" launch config to...

So you managed to get the "run" launch config to trigger a non-debug build? I don't see how the launch config is referencing a build config in order to get different builds for different launch...
Forum: Coders. Asm / Hardware 13 November 2019, 00:45
Replies: 147
Views: 13,681
Posted By hooverphonique
Ok, I was wrong. I took the vasm output as...

Ok, I was wrong. I took the vasm output as gospel:
code(acrx2): 1210 bytes
data(acrx1): 71762 bytes
data_c(adrw1): 96 bytes
bss_c(aurw1): 30720 bytes

...
Forum: support.Hardware 12 November 2019, 16:10
Replies: 26
Views: 553
Posted By hooverphonique
I don't think that makes any difference overall -...

I don't think that makes any difference overall - the die is deeply embedded in the package, and no bond wires should be present in the corner.
Unless it's no longer air tight and moisture has been...
Forum: Coders. General 12 November 2019, 14:29
Replies: 100
Views: 2,143
Posted By hooverphonique
I suppose undefined behavior getting turned into...

I suppose undefined behavior getting turned into a hard crash is preferable over actual undefined behavior!? ;)
Forum: Coders. Asm / Hardware 11 November 2019, 18:03
Replies: 147
Views: 13,681
Posted By hooverphonique
Yes, my options are "options": [...

Yes, my options are

"options": [
"--chip_memory=512",
"--hard_drive_0=${workspaceFolder}/fs-uae/hd0",
"--joystick_port_1=none",
...
Forum: Coders. Asm / Hardware 11 November 2019, 17:23
Replies: 147
Views: 13,681
Posted By hooverphonique
Maybe a bit OT, but is FS-UAE not treating the...

Maybe a bit OT, but is FS-UAE not treating the "hd0" directory as a harddrive?
It just puzzles me that from the FS-UAE windows appears, it takes around 8 secs for the 3.5" drive clicks to begin,...
Forum: support.Hardware 09 November 2019, 17:34
Replies: 4
Views: 228
Posted By hooverphonique
Yes. Yes and no. To address more than 512K slow...

Yes.
Yes and no. To address more than 512K slow ram, you also need a Gary-adapter, and possibly a cpu adapter.
Forum: support.Hardware 08 November 2019, 14:57
Replies: 4
Views: 228
Posted By hooverphonique
It supports 512K of chip ram, but also slow ram,...

It supports 512K of chip ram, but also slow ram, so you can put the traditional A501-style 512K expansion board in such an A500.
Forum: Coders. Asm / Hardware 07 November 2019, 17:03
Replies: 29
Views: 1,091
Posted By hooverphonique
So given the above discussion, let's assume that...

So given the above discussion, let's assume that the MMU needs to be enabled and have the right tables loaded for best performance and correct operation on 040/060. Is this done by the kickstart, or...
Forum: Amiga scene 07 November 2019, 11:13
Replies: 259
Views: 24,109
Posted By hooverphonique
Consider the fact that the cpu is never idle, and...

Consider the fact that the cpu is never idle, and most A500's have no real fast ram - such a 'nice' bit would not be very useful then ;)
Forum: Coders. C/C++ 04 November 2019, 11:48
Replies: 64
Views: 4,582
Posted By hooverphonique
Is <spr+0x1> something fetched by dma? Then it...

Is <spr+0x1> something fetched by dma? Then it has to be volatile in order for the compiler to understand that it may be read by "something else" (in this case dma, but could be another task,...
Forum: Coders. General 03 November 2019, 14:32
Replies: 74
Views: 5,535
Posted By hooverphonique
Good question, Ross, and the answer is probably,...

Good question, Ross, and the answer is probably, that best compression is achieved with a vocabulary that "slowly" updates, i.e. not for each block, but also not static over the whole stream.
Forum: Coders. General 02 November 2019, 18:17
Replies: 74
Views: 5,535
Posted By hooverphonique
Thanks a/b. I'm not looking for in-place...

Thanks a/b. I'm not looking for in-place decompression per se, but being able to call the decompressor iteratively to get a fixed size chunk of decompressed bytes out of the same compressed stream. ...
Forum: Coders. General 02 November 2019, 17:41
Replies: 74
Views: 5,535
Posted By hooverphonique
Interesting thread, this! I'm looking for a...

Interesting thread, this!

I'm looking for a fast depacker (comparable to LZ4) for iteratively depacking, from a compressed stream, a fixed output amount of data (0.5-1kB) into the same buffer each...
Forum: Coders. Asm / Hardware 01 November 2019, 22:28
Replies: 5
Views: 328
Posted By hooverphonique
You can't blit less than 16 bit wide, so your...

You can't blit less than 16 bit wide, so your source data width needs to be an even number of bytes. Height is in lines, so 8 lines high is not a problem.

Pointers and modulos are in bytes, but...
Forum: Nostalgia & memories 31 October 2019, 10:55
Replies: 35
Views: 1,713
Posted By hooverphonique
Don't think I've seen that one before. It's...

Don't think I've seen that one before. It's almost like there's an element of intelligence/instinct in there as well. Did you check out Archee's Tricky Truck game?
Forum: Nostalgia & memories 31 October 2019, 10:48
Replies: 35
Views: 1,713
Posted By hooverphonique
Hear, Hear! An all-time favourite of mine as well.

Hear, Hear! An all-time favourite of mine as well.
Forum: support.Hardware 29 October 2019, 19:43
Replies: 5
Views: 216
Posted By hooverphonique
I don't know anything about this specifically,...

I don't know anything about this specifically, but my bet is, it's a 512kB slow expansion for A500/1MB chip expansion for A500+.
Forum: Coders. General 28 October 2019, 22:09
Replies: 274
Views: 9,717
Posted By hooverphonique
You're right, of course! I was thinking of C++ ;)

You're right, of course! I was thinking of C++ ;)
Forum: Coders. General 28 October 2019, 20:29
Replies: 274
Views: 9,717
Posted By hooverphonique
That sounds strange - "normal" linkers would...

That sounds strange - "normal" linkers would complain about multiply defined symbols if you put "APTR backBuffer" in multiple compilation units.
Forum: Coders. Blitz Basic 28 October 2019, 18:27
Replies: 11
Views: 423
Posted By hooverphonique
What is referred to as 'boolean' above is the...

What is referred to as 'boolean' above is the equivalent of my 'logical', I think. Boolean logic applies to both bitwise and logical operators, so it may be a bit misleading calling one of them...
Forum: Coders. Blitz Basic 28 October 2019, 15:35
Replies: 11
Views: 423
Posted By hooverphonique
in C, ! is logical not, ^ is bitwise xor.

in C, ! is logical not, ^ is bitwise xor.
Forum: Hardware mods 25 October 2019, 19:00
Replies: 3
Views: 495
Posted By hooverphonique
akin to this I guess!?...

akin to this I guess!? https://hackaday.com/2017/05/01/the-raspberry-pi-becomes-a-scsi-device/
Forum: Coders. Asm / Hardware 24 October 2019, 10:56
Replies: 147
Views: 13,681
Posted By hooverphonique
Thanks! That seems to fix the problem :)

Thanks! That seems to fix the problem :)
Forum: Coders. Asm / Hardware 23 October 2019, 18:08
Replies: 147
Views: 13,681
Posted By hooverphonique
It seems the case where it is moved to column 1...

It seems the case where it is moved to column 1 and spaces are inserted is, if a macro argument is recognized as a mnemonic:

macro some_macro
\1.b \2,d0
...
Forum: Coders. Asm / Hardware 23 October 2019, 16:11
Replies: 147
Views: 13,681
Posted By hooverphonique
Ok, thanks for the explanation - makes sense! :-)...

Ok, thanks for the explanation - makes sense! :-)

I have a problem with the formatter and macros - if I call a macro with arguments, the formatter adjusts the columns weirdly, and worse, if...
Forum: Retrogaming General Discussion 22 October 2019, 18:25
Replies: 24
Views: 935
Posted By hooverphonique
That sounds a little crazy if you have many...

That sounds a little crazy if you have many different tiles, but I guess most games don't place arbitrary tiles next to each other :)
Forum: support.Hardware 22 October 2019, 17:44
Replies: 58
Views: 1,621
Posted By hooverphonique
No problem :) If it has a 50MHz oscillator,...

No problem :)

If it has a 50MHz oscillator, it isn't overclocked. Also, the delay line (for CLK90) should be connected at its 10ns tap @ 50MHz (just in case it was tampered with, but that should...
Forum: support.Hardware 22 October 2019, 17:39
Replies: 58
Views: 1,621
Posted By hooverphonique
I have first-hand experience with PIO2 mods...

I have first-hand experience with PIO2 mods failing when overclocking the A3640 (which overclocks the whole system). The mod I've tried seems to work @ 25MHz though, but we don't know the fusing of...
Forum: support.Hardware 22 October 2019, 15:41
Replies: 58
Views: 1,621
Posted By hooverphonique
Ok.. If you have the means to get a set of GALs...

Ok.. If you have the means to get a set of GALs programmed, the OEM jedecs are here: https://www.amigawiki.org/doku.php?id=en:parts:pld_download
Forum: support.Hardware 22 October 2019, 11:40
Replies: 4
Views: 158
Posted By hooverphonique
I'd be surprised if the adapter or pad would...

I'd be surprised if the adapter or pad would struggle working correctly at 4.9V, but it could be the case, of course.
Forum: support.Hardware 22 October 2019, 11:25
Replies: 58
Views: 1,621
Posted By hooverphonique
Normally U-901/2 are not in sockets. Did the...

Normally U-901/2 are not in sockets. Did the previous owner install a PIO2 mod for example? Could be some waitstate/latency issue when using 040 with cache on (it's much faster).
Could you try the...
Forum: Coders. Asm / Hardware 22 October 2019, 11:00
Replies: 147
Views: 13,681
Posted By hooverphonique
I have noticed 2 issues in 0.18 (windows 10) with...

I have noticed 2 issues in 0.18 (windows 10) with the debug configuration using the example workspace:
1) The output binary (fs-uae\hd0\gencop) is not updated when pressing start, so it fires up an...
Forum: support.Hardware 22 October 2019, 10:54
Replies: 4
Views: 158
Posted By hooverphonique
Well, yes and no.. storage caps (like c352) are...

Well, yes and no.. storage caps (like c352) are placed across power rails without a resistor in almost any digital electronics design you will come across, so is normally not a problem. The PSU and...
Forum: support.Hardware 20 October 2019, 13:29
Replies: 20
Views: 667
Posted By hooverphonique
No, It doesn't matter, but should work. All...

No, It doesn't matter, but should work.

All 8MB modules are dual rank, single sided or not, so if it fits physically, there's no general technical reason it shouldn't work.
Forum: support.Hardware 19 October 2019, 16:43
Replies: 20
Views: 667
Posted By hooverphonique
The linked page says M1207, but if it's the same...

The linked page says M1207, but if it's the same as yours, it says you need a 72 pin SIMM module. 70ns will probably do.
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