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Search: Posts Made By: hooverphonique
Forum: Coders. Asm / Hardware Yesterday, 09:38
Replies: 8
Views: 352
Posted By hooverphonique
This sounds strange. Why would there be an ascii...

This sounds strange. Why would there be an ascii marker at the end of a binary file containing code?
Forum: Coders. System 13 September 2018, 10:46
Replies: 12
Views: 459
Posted By hooverphonique
If memory serves me right, in general you can't...

If memory serves me right, in general you can't do dos-stuff from a task, it has to be a full process.
Forum: Hardware mods 13 September 2018, 10:42
Replies: 391
Views: 334,189
Posted By hooverphonique
For external drive, you need to set it to the DSx...

For external drive, you need to set it to the DSx used by the enclosure's internal electronics. A2000 has a twist in the cable to relocate df0/df1 motor on signals, but I'm not sure about which SEL...
Forum: support.Hardware 06 September 2018, 14:37
Replies: 22
Views: 738
Posted By hooverphonique
As far as I can find, All amigas has this...

As far as I can find, All amigas has this reserved as extended rom space - on cdtv and cd32 (parts of) it is in use. If all kickstarts also boot into it is different question.
Forum: Coders. Asm / Hardware 30 August 2018, 09:37
Replies: 498
Views: 13,721
Posted By hooverphonique
I meant Ramsey of course :banghead :)

I meant Ramsey of course :banghead :)
Forum: Coders. Asm / Hardware 29 August 2018, 11:22
Replies: 498
Views: 13,721
Posted By hooverphonique
Neither have I :( Yes, the buster chip...

Neither have I :(


Yes, the buster chip supports static column page mode, and the kickstart enables it (and cache burst) if you have an 030, as far as I'm aware.
Forum: Coders. General 27 August 2018, 14:09
Replies: 117
Views: 6,340
Posted By hooverphonique
or even add.w d2,d2 add.w d2,d2 ; *4 ...

or even

add.w d2,d2
add.w d2,d2 ; *4
move.w d2,d3
add.w d3,d3
add.w d3,d3 ; *16
add.w d3,d2 ; *20
Forum: Coders. Asm / Hardware 27 August 2018, 13:40
Replies: 498
Views: 13,721
Posted By hooverphonique
Actually, the A3000 with static column zip chips...

Actually, the A3000 with static column zip chips will take advantage of that. Those chips just support static column instead of static row (yes, I know that FPM normally refers to static row address,...
Forum: Coders. Tutorials 15 August 2018, 15:13
Replies: 9
Views: 441
Posted By hooverphonique
This also has the advantage of working when...

This also has the advantage of working when booting off any floppy drive on kickstart 2.0+ without worrying about which drive it is.
Forum: Coders. General 15 August 2018, 15:04
Replies: 117
Views: 6,340
Posted By hooverphonique
Implementing trapdoor slow ram on the A500 costs...

Implementing trapdoor slow ram on the A500 costs basically nothing more than a pcb and the ram chips themselves, this is why it is so widespread.. It lacks the signals to implement proper fast ram.
Forum: Coders. Releases 10 August 2018, 10:37
Replies: 18
Views: 3,403
Posted By hooverphonique
1MB of stack to run an amiga program!? That's...

1MB of stack to run an amiga program!? That's nuts! :crazy:crazy:crazy
Forum: support.Hardware 07 August 2018, 10:25
Replies: 8
Views: 294
Posted By hooverphonique
Maybe there is a 2MB chip ram thingie for the 6a...

Maybe there is a 2MB chip ram thingie for the 6a that will accept the the agnus from the 8a? then you hit two birds with one stone.
Forum: request.Apps 03 August 2018, 11:15
Replies: 32
Views: 1,286
Posted By hooverphonique
Just find an example of how to use...

Just find an example of how to use "trackdisk.device", there should be plenty of them..
Forum: support.Hardware 02 August 2018, 17:08
Replies: 20
Views: 684
Posted By hooverphonique
The mounting tab on the transistors/regulators is...

The mounting tab on the transistors/regulators is connected directly to one of the other 3 pins, so (in most cases) it needs to be insulated from the heat sink.
Forum: support.Hardware 02 July 2018, 13:37
Replies: 10
Views: 438
Posted By hooverphonique
Since you have both sound and picture issues, it...

Since you have both sound and picture issues, it is likely that the fault is in an area that would affect both, e.g. power supply.
Forum: Coders. C/C++ 19 June 2018, 11:15
Replies: 7
Views: 540
Posted By hooverphonique
yes, so in order to invoke e.g. __LoadModule()...

yes, so in order to invoke e.g. __LoadModule() like any other C function, it would need a stub that forwards that call to the correct library vector, but it sort of sounds like your proto files only...
Forum: Coders. C/C++ 19 June 2018, 10:22
Replies: 7
Views: 540
Posted By hooverphonique
.library files are amiga os libraries, which you...

.library files are amiga os libraries, which you need to open using the os openlibrary operation(s).

Some libraries have stubs you can link in, that automatically open/close the amiga library in...
Forum: Coders. Asm / Hardware 01 June 2018, 09:42
Replies: 31
Views: 1,861
Posted By hooverphonique
Akiko only does transformation from chunky to...

Akiko only does transformation from chunky to planar (wrt data transformation).
Forum: Retrogaming General Discussion 29 May 2018, 09:56
Replies: 21
Views: 1,145
Posted By hooverphonique
Is the ISA of modern ARM cpus even compatible...

Is the ISA of modern ARM cpus even compatible with the one used in the Archimedes?
Forum: HOL contributions 28 May 2018, 13:38
Replies: 3
Views: 561
Posted By hooverphonique
Allegedly the game was programmed by a guy called...

Allegedly the game was programmed by a guy called "Morten Hansen", so it makes sense, that in true amiga coder spirit, he thinks, he's the best :D
Forum: Nostalgia & memories 28 May 2018, 13:20
Replies: 42
Views: 2,968
Posted By hooverphonique
I don't know if it's an inferiority complex or...

I don't know if it's an inferiority complex or what, but I agree that it's strange people wanting all these ports of stuff that works great on the platform(s) it's already on. I mean, I can...
Forum: support.Hardware 17 May 2018, 11:17
Replies: 11
Views: 421
Posted By hooverphonique
yes!

yes!
Forum: support.WinUAE 17 May 2018, 11:11
Replies: 14
Views: 1,204
Posted By hooverphonique
That's what I always thought..

That's what I always thought..
Forum: Hardware mods 17 May 2018, 11:09
Replies: 12
Views: 703
Posted By hooverphonique
Well, I forget to say 'verify less rpm' on new...

Well, I forget to say 'verify less rpm' on new fan ;)
Forum: Hardware mods 16 May 2018, 09:47
Replies: 12
Views: 703
Posted By hooverphonique
If you can find the specs for the original, maybe...

If you can find the specs for the original, maybe replace it with one with smaller power consumption, but same airflow - that solution would create less noise.
Forum: Coders. Asm / Hardware 01 May 2018, 10:21
Replies: 17
Views: 929
Posted By hooverphonique
But if the blitter operation in question has idle...

But if the blitter operation in question has idle cycles, the cpu could possibly read or write the word, the blitter is currently operating on, right!?
Forum: Coders. System 30 April 2018, 10:58
Replies: 15
Views: 1,666
Posted By hooverphonique
I do know about BSTRs (they are used by Microsoft...

I do know about BSTRs (they are used by Microsoft COM), but I didn't know they were related to BCPL - I probably should've guessed though :D
Forum: Coders. System 28 April 2018, 23:40
Replies: 15
Views: 1,666
Posted By hooverphonique
BCPL, not BSTR! The legacy OS (Tripos) AmigaDOS...

BCPL, not BSTR! The legacy OS (Tripos) AmigaDOS is based on, uses BCPL pointers, which means everything must align with 4.

Not sure if you were kidding, though :)
Forum: Hardware mods 26 April 2018, 13:09
Replies: 51
Views: 5,103
Posted By hooverphonique
That looks very suspicious considering the speed...

That looks very suspicious considering the speed of the clockport itself is a few 100 kbytes/sec.
Forum: support.Hardware 24 April 2018, 13:13
Replies: 43
Views: 1,779
Posted By hooverphonique
Code in the Kickstart will write a pattern and...

Code in the Kickstart will write a pattern and read it back to determine if there's memory or not.
Forum: Coders. Asm / Hardware 24 April 2018, 10:19
Replies: 21
Views: 2,078
Posted By hooverphonique
If you mean the "roller coaster" effect in the...

If you mean the "roller coaster" effect in the beginning, it might as well be done with the copper and 102-scaling..
Forum: support.Hardware 19 April 2018, 10:17
Replies: 5
Views: 619
Posted By hooverphonique
Does A500+/CDTV use the same eeprom pin layout as...

Does A500+/CDTV use the same eeprom pin layout as the A600?
Forum: Coders. General 18 April 2018, 13:11
Replies: 21
Views: 1,897
Posted By hooverphonique
This?...

This? https://scalibq.wordpress.com/2011/12/28/just-keeping-it-real-part-5/
Forum: Coders. System 16 April 2018, 10:16
Replies: 15
Views: 1,666
Posted By hooverphonique
Does Execute require Run to be in C:, or just...

Does Execute require Run to be in C:, or just somewhere in the path?
Forum: Coders. Asm / Hardware 06 April 2018, 21:50
Replies: 39
Views: 1,800
Posted By hooverphonique
so the master supervisor mode is only used when...

so the master supervisor mode is only used when the M-bit is set, and we know that LVOSupervisor() doesn't use master supervisor mode?
Forum: Coders. Asm / Hardware 06 April 2018, 10:44
Replies: 39
Views: 1,800
Posted By hooverphonique
And you're right in doing so, because the stack...

And you're right in doing so, because the stack frames ARE different between processors. Note that you need to do move.l d0, USP when changing the user mode sp from supervisor mode. Also note that...
Forum: Hardware mods 04 April 2018, 17:35
Replies: 15
Views: 1,841
Posted By hooverphonique
He does, it's all mapped linearly down from...

He does, it's all mapped linearly down from 07FFFFFF, so the question is if it will mess with the Romy since 01000000 - 013FFFFF is now handled by Ramsey whether you are using 112MB or not... The...
Forum: Amiga scene 04 April 2018, 11:35
Replies: 43
Views: 2,940
Posted By hooverphonique
As far as I've understood it, the native display...

As far as I've understood it, the native display has empty bars top and bottom (so the code renders less than 256 lines), and then it's zoomed by the video hardware used at the party.
Forum: support.Hardware 30 March 2018, 14:36
Replies: 11
Views: 472
Posted By hooverphonique
This old hardware is using dram which is not...

This old hardware is using dram which is not clocked/synchronous, so there isn't necessarily any connection between cpu clock and ram speed.
Forum: Coders. Asm / Hardware 27 March 2018, 00:21
Replies: 21
Views: 1,280
Posted By hooverphonique
For instance mpeg audio stream decoders make...

For instance mpeg audio stream decoders make heavy use of this sort of thing, but they are most often written in C I think.

I would say an implementation would depend a lot on, where you want the...
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