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Forum: Coders. Asm / Hardware 02 April 2021, 16:51
Replies: 8
Views: 437
Posted By Don_Adan
Btw. i dont coded long time, but perhaps i will...

Btw. i dont coded long time, but perhaps i will use something like this:
move.l #mem+$fffe,D0
clr.w D0
move.l D0,A0
Forum: Coders. Asm / Hardware 02 April 2021, 16:48
Replies: 8
Views: 437
Posted By Don_Adan
Then remove all macros and check, if works later...

Then remove all macros and check, if works later add one macro, next second macro etc
Forum: Coders. Asm / Hardware 02 April 2021, 16:43
Replies: 8
Views: 437
Posted By Don_Adan
For which CPU? I dont know if tst.w A0 exist (i...

For which CPU? I dont know if tst.w A0 exist (i never seen this in real), tst.l A0 for 68020+ exist. And you used addq.l #1,a0, for me logical is addq.l #2,a0.
Forum: Coders. Asm / Hardware 29 March 2021, 11:10
Replies: 73
Views: 3,473
Posted By Don_Adan
I think that you can use/add break interpreter...

I think that you can use/add break interpreter code only for some/few routines, not for all. f.e for your rts interpreter routine and perphaps for a few others. It will be speedup your bigloop...
Forum: Nostalgia & memories 28 March 2021, 13:41
Replies: 25
Views: 1,318
Posted By Don_Adan
What about source for this music? Ramon...

What about source for this music? Ramon Braumuller or game disk? Sounds like Mugician module.

https://downloads.khinsider.com/game-soundtracks/album/peanut-butter-power-game-amiga
Forum: Coders. Asm / Hardware 27 March 2021, 11:13
Replies: 73
Views: 3,473
Posted By Don_Adan
If you want to be 1000% sure that this is correct...

If you want to be 1000% sure that this is correct D6 word value, you can add second (different) ID for D4 highword too. Later only one extra check must be used.
Forum: Coders. Asm / Hardware 27 March 2021, 03:48
Replies: 73
Views: 3,473
Posted By Don_Adan
Which problem to add special ID (f.e $5754 ) in...

Which problem to add special ID (f.e $5754 ) in high word for D6 register? And later scan stack for D6 word value?
move.l SP,A0
findID
cmp.w #$5754,(A0)+
bne.b findID
Forum: Amiga scene 23 March 2021, 13:53
Replies: 56
Views: 6,515
Posted By Don_Adan
What do you mean about port "Sword of Ianna" game...

What do you mean about port "Sword of Ianna" game from MSX2? Source code are available:

http://theswordofianna.retroworks.es/en/download-2/
Forum: support.Other 22 March 2021, 00:51
Replies: 5
Views: 737
Posted By Don_Adan
Nothing is perfect, but perhaps you can use " "...

Nothing is perfect, but perhaps you can use " " empty disk name and very small icon as Disk.info or icon from special colours and/or in special place, then it will be almost invisible on the desktop.
Forum: support.Other 21 March 2021, 17:50
Replies: 5
Views: 737
Posted By Don_Adan
Insert non bootable formatted disk in drive, this...

Insert non bootable formatted disk in drive, this is the best option for no click.
Forum: Coders. Asm / Hardware 17 March 2021, 16:14
Replies: 65
Views: 3,626
Posted By Don_Adan
From my memory about 20 mixed bytes is played by...

From my memory about 20 mixed bytes is played by 1kHz in single VBI. Then for 28kHz you will be have:
28x20=560 bytes per 1 channel
2 channels is 1120 bytes per VBI
1 second is 50x1120= 56000...
Forum: Games images which need to be WHDified 11 March 2021, 13:02
Replies: 48
Views: 4,679
Posted By Don_Adan
Seems that exist Amiga english version too. Maybe...

Seems that exist Amiga english version too. Maybe is rare?

https://www.giantbomb.com/blueberry/3030-76600/images/

On the net spanish version for PC and Amstrad can be found. And perhaps exist...
Forum: request.Music 10 March 2021, 23:34
Replies: 4
Views: 620
Posted By Don_Adan
Yes, via WinUAE and Eagleplayer or Delitracker....

Yes, via WinUAE and Eagleplayer or Delitracker. This is not MOD format.
Forum: request.Music 10 March 2021, 21:26
Replies: 4
Views: 620
Posted By Don_Adan
Ashley Hogg ...

Ashley Hogg

http://wt.exotica.org.uk/examples.html
Forum: Coders. General 06 March 2021, 17:44
Replies: 199
Views: 7,586
Posted By Don_Adan
For me PDOS on Amiga has two ways. First like...

For me PDOS on Amiga has two ways. First like Amix, second like EmuTOS.
Forum: request.Old Rare Games 03 March 2021, 00:55
Replies: 15
Views: 3,195
Posted By Don_Adan
Ask Denis? Only 150 Euro. ...

Ask Denis? Only 150 Euro.

https://www.ebay.fr/itm/Viper-Patrol-Amiga-Box-/233501351644?redirect=mobile
Forum: News 02 March 2021, 00:22
Replies: 89
Views: 18,912
Posted By Don_Adan
EP 2.04 works on 68000 and kickstart 2.04. Not...

EP 2.04 works on 68000 and kickstart 2.04. Not all EP2 engines works for 68000. But not all players works (f.e mpega) and some Amplifiers needs much more CPU time. Anyway ChipRAM Amplifier and...
Forum: Coders. Asm / Hardware 27 February 2021, 17:18
Replies: 45
Views: 3,064
Posted By Don_Adan
For 68000 fastest will be next, for 68020 i dont...

For 68000 fastest will be next, for 68020 i dont remember timings.


; a0 - audio sample 1
; a1 - audio sample 2
; a2 - chipmem buffer

move.b #%10000000, d2 ; xor

...
Forum: Coders. System 22 February 2021, 22:26
Replies: 53
Views: 2,487
Posted By Don_Adan
Yes, you can load any exe (some need loading...

Yes, you can load any exe (some need loading fixes for 3.0+ relocs) on every Amiga kick, but you can not run (without crash or quit) any exe on every Amiga kick or every Amiga config. Some exe files...
Forum: Coders. System 21 February 2021, 20:07
Replies: 53
Views: 2,487
Posted By Don_Adan
I dont know what is Photon target. Shortest exe...

I dont know what is Photon target. Shortest exe or loading every or some Amiga files from memory.
If shortest exe, he can used other relocation method, f.e Atari ST (some Amiga games used this) or...
Forum: Coders. System 21 February 2021, 19:55
Replies: 53
Views: 2,487
Posted By Don_Adan
Sorry, but hunk $00003f7 doesnt works for kick...

Sorry, but hunk $00003f7 doesnt works for kick 2.0. Works for kick 3.0+. Maybe can be supported by kick 2.0, but DOESNT works OK. When I was young and alive, i try to run something on my A2000 (kick...
Forum: Coders. Asm / Hardware 21 February 2021, 01:29
Replies: 16
Views: 1,011
Posted By Don_Adan
Are you sure that exist clr.l A0? I will be use...

Are you sure that exist clr.l A0? I will be use sub.l A0,A0.
Forum: Coders. System 20 February 2021, 23:38
Replies: 53
Views: 2,487
Posted By Don_Adan
Unfortunelly hunk RELOC32SHORT doesnt works for...

Unfortunelly hunk RELOC32SHORT doesnt works for kick 2.0 too.
Then using RELOC32SHORT hunk as DEFAULT is totally useless for vbcc.
Only OPTIONAL kick31 option has minimal sense for me. In general...
Forum: Coders. Asm / Hardware 19 February 2021, 22:14
Replies: 51
Views: 3,571
Posted By Don_Adan
http://eab.abime.net/showpost.php?p=1459129&postco...

http://eab.abime.net/showpost.php?p=1459129&postcount=291
Forum: Coders. Asm / Hardware 16 February 2021, 18:46
Replies: 298
Views: 13,926
Posted By Don_Adan
Perhaps i have one idea for sync channels, which...

Perhaps i have one idea for sync channels, which perhaps can works. I dont know if you tested this idea before. You can start/set up to play empty sample (128KB, maybe less) with different periods...
Forum: Coders. Asm / Hardware 16 February 2021, 12:08
Replies: 298
Views: 13,926
Posted By Don_Adan
Maybe try to use combination of tst.b $bfdd00 and...

Maybe try to use combination of tst.b $bfdd00 and nop's? Of course perhaps it can be dependent to CPU, but im not sure.
Forum: Coders. Asm / Hardware 14 February 2021, 18:33
Replies: 51
Views: 3,571
Posted By Don_Adan
I think that if you want to reach maximum speed,...

I think that if you want to reach maximum speed, you can use two versions. First for flip images with many null words values, and second for flip images with small numbers of null words. Two short...
Forum: Coders. Asm / Hardware 14 February 2021, 15:47
Replies: 51
Views: 3,571
Posted By Don_Adan
If movem.w will be used then perhaps base for A5...

If movem.w will be used then perhaps base for A5 table must be changed, because self extending from word to longword. Anyway perhaps something like this can be used too:...
Forum: Coders. Asm / Hardware 12 February 2021, 14:53
Replies: 234
Views: 15,497
Posted By Don_Adan
Do you tried to set different periods? Something...

Do you tried to set different periods? Something like this:

Aud0Per = 128
Aud3Per = 125
Aud1Per = 128
Aud2Per = 127

Or maybe change interrupt source from Aud0 to Aud2 or Aud3? Jochen...
Forum: project.WHDLoad 10 February 2021, 20:57
Replies: 23
Views: 1,816
Posted By Don_Adan
I dont know if this is same issue, but copying...

I dont know if this is same issue, but copying data from chip to chip or from fast to chip is very slow if MMU is active. I tested/find this with first version of Mugician II replayer. On my A4000...
Forum: Coders. Asm / Hardware 10 February 2021, 13:12
Replies: 298
Views: 13,926
Posted By Don_Adan
You like tests :) For me you can choose very...

You like tests :)
For me you can choose very good quality mono 16 bit raw sample, 256KB length. Set only left channels 2 buffers, every 128KB (AudLen = $0000). And try to choose the best 64 and 63...
Forum: Coders. Asm / Hardware 09 February 2021, 22:57
Replies: 298
Views: 13,926
Posted By Don_Adan
Do you tried to setup/start Amiga channels with...

Do you tried to setup/start Amiga channels with different rotation? For me you must setup/start channels 1,0,3,2 if you want perfect (?) synchronisation. And using Aud0 as leading channel, if period...
Forum: News 08 February 2021, 16:36
Replies: 139
Views: 14,357
Posted By Don_Adan
This is originally arcade game port. Most arcade...

This is originally arcade game port. Most arcade games was made for money. You must be killed fast and without easy restart. Of course after some time of playing and used many coins you can play some...
Forum: News 08 February 2021, 15:35
Replies: 139
Views: 14,357
Posted By Don_Adan
Perhaps difficulty level can be added. Easy...

Perhaps difficulty level can be added.
Easy (Akira idea)
Normal (current version)
Arcade (with reset speed to 0 after death, and maybe some other changes)
Some people likes to play easy games,...
Forum: Coders. Asm / Hardware 06 February 2021, 19:56
Replies: 10
Views: 731
Posted By Don_Adan
Yes, 68000. 4GB is theory only, because 68000 can...

Yes, 68000. 4GB is theory only, because 68000 can not address more than 16MB. f.e move.b (A0,D0.L),D1 for 68000 is limited to 16MB, but for 68020+ for 4GB.
Forum: Coders. Asm / Hardware 06 February 2021, 19:36
Replies: 10
Views: 731
Posted By Don_Adan
Yes, theoretical maximum table can be 4GB. Exist...

Yes, theoretical maximum table can be 4GB. Exist also a0,a1.w or a0,a1.l.
Forum: Games images which need to be WHDified 30 December 2020, 15:48
Replies: 274
Views: 30,088
Posted By Don_Adan
You need Vampire for tests. Gunnar said that...

You need Vampire for tests. Gunnar said that Vampire has all emulated FPU instructions. Can be interesting if it works or doesnt works correctly.
Forum: Coders. Asm / Hardware 30 December 2020, 09:19
Replies: 13
Views: 3,200
Posted By Don_Adan
A1 or A0 as destination ? or this assembling bug?

A1 or A0 as destination ? or this assembling bug?
Forum: Games images which need to be WHDified 29 December 2020, 12:27
Replies: 274
Views: 30,088
Posted By Don_Adan
If OxyPatcher direct replaced FPU code with own...

If OxyPatcher direct replaced FPU code with own routines called by jmp or jsr then must alloc a part of memory from first 32KB chip area for handling 4 bytes long FPU instructions. Here is some info...
Forum: Games images which need to be WHDified 29 December 2020, 02:01
Replies: 274
Views: 30,088
Posted By Don_Adan
7000+ relocs? I think that Hunk Wizard dont...

7000+ relocs? I think that Hunk Wizard dont handle correctly debug/symbols hunk, simple you must remove all debug/symbols relocs from final/fixed exe. For merging data hunks, i thinked that Hunk...
Showing results 1 to 40 of 1300

 
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