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Forum: support.WinUAE 14 July 2016, 22:19
Replies: 32
Views: 5,444
Posted By Nut
Toni or anyone, could you please write small...

Toni or anyone, could you please write small example code of how to use Toccata in assembly. I want to support this to get perfect audio out of WinUAE. I'm doing software mixing 32bit and getting it...
Forum: support.WinUAE 09 May 2015, 00:02
Replies: 61
Views: 11,592
Posted By Nut
Sorry I didn't read full thread but try this......

Sorry I didn't read full thread but try this... force WinUAE to run 50 fps from Display settings / FPS adj, click on the square and see that it says "50". This has changed I have noticed this. It was...
Forum: support.WinUAE 06 January 2015, 21:38
Replies: 12
Views: 1,929
Posted By Nut
In short - those are different methods on how to...

In short - those are different methods on how to perform interpolation of sound. Interpolation is the process of calculating a value in-between two samples of audio. Let's say interpolation point is...
Forum: support.WinUAE 20 December 2014, 23:30
Replies: 5
Views: 1,973
Posted By Nut
Hate to complain but JIT on-the-fly switch ON...

Hate to complain but JIT on-the-fly switch ON crashes 3.0.0. Have to boot JIT ON for it to work. Then you can switch off/on without problems. It worked with previous versions, sort of, some versions...
Forum: support.WinUAE 07 May 2014, 15:08
Replies: 1
Views: 717
Posted By Nut
JIT won't activate 2.8.0

Feel free to delete the post.

If you boot JIT OFF, and then turn it ON, it won't activate. Need to change processor + JIT ON for it to activate. So for example boot 040 JIT OFF -> change to 060...
Forum: support.WinUAE 10 December 2012, 11:52
Replies: 19
Views: 2,754
Posted By Nut
Here's a way to test the jitter-effect. Set...

Here's a way to test the jitter-effect. Set emulator to 49.99 fps and run test non1. Then try 49.999, then 49.9999. You will immediately understand what I mean. This can also happen at 50 fps and it...
Forum: support.WinUAE 09 December 2012, 20:45
Replies: 19
Views: 2,754
Posted By Nut
Toni you are doing a great job. Don't worry ;) ...

Toni you are doing a great job. Don't worry ;)

Buzz problem solved. I didn't notice that v250 defaults to 49.92 fps where as v240 defaults to 50 fps. So this was the problem as the audiotests sync...
Forum: support.WinUAE 19 November 2012, 01:03
Replies: 19
Views: 2,754
Posted By Nut
One more message. Here's audio samples of the...

One more message. Here's audio samples of the tests recorded on v240 and v250beta25. This is self explanatory. Listen to these folks.
...
Forum: support.WinUAE 18 November 2012, 19:55
Replies: 19
Views: 2,754
Posted By Nut
I've been thinking. There's atleast two problems...

I've been thinking. There's atleast two problems that are both mode-independent. First is a buzz. Second is a resampling problem. The buzz is probably something very simple, a logical fallacy in the...
Forum: support.WinUAE 18 November 2012, 02:17
Replies: 19
Views: 2,754
Posted By Nut
If you fixed something (the link) it didn't make...

If you fixed something (the link) it didn't make any difference.

Tested again 250beta25... every mode has same buzz problem (fastest, adjustable, JIT, cycle exact) and every test has same problem....
Forum: support.WinUAE 17 November 2012, 23:42
Replies: 19
Views: 2,754
Posted By Nut
It does not always work in any mode. Depends on...

It does not always work in any mode. Depends on execution of the tests (random behaviour), WinUAE mode, automatic switching etc. The problems are always the same. Crackle in the audio. Random "white...
Forum: support.WinUAE 16 November 2012, 09:57
Replies: 19
Views: 2,754
Posted By Nut
I like to still point out that in copper audio...

I like to still point out that in copper audio test3 and test4, you need to manually assemble the sources and uncomment the four lines during the initialization that set periods after AUDxDAT has...
Forum: support.WinUAE 15 November 2012, 23:02
Replies: 19
Views: 2,754
Posted By Nut
Hellos again, Please don't remove the 16bit...

Hellos again,

Please don't remove the 16bit hack, but fix the other issue ;) If you keep irregular steps it will cause a slight whining noise to the signal. It's not optimal. Not a big issue but...
Forum: support.WinUAE 09 August 2012, 00:59
Replies: 19
Views: 2,754
Posted By Nut
AUDxDAT audio distortion

Hi Toni, I come back to bug you on the audio :p

So I tested audio on 242beta10 and found out that the same problems remain I was telling you and you fixed some of it already, but the fixes are...
Forum: Coders. General 08 May 2012, 16:28
Replies: 5
Views: 1,772
Posted By Nut
Piru's solution has the disadvantage that it eats...

Piru's solution has the disadvantage that it eats all the keys, so you can't close requesters for example. I kind of want it to prevent the echoing of characters on CLI only and not to prevent...
Forum: Coders. Asm / Hardware 26 April 2012, 17:17
Replies: 8
Views: 2,219
Posted By Nut
Yes, but the first two examples were exceptions...

Yes, but the first two examples were exceptions to the rule that the user manual mentions. They do work. Haven't tested but I explained exactly how it's said in the manual. They do run in 1 cycle....
Forum: Coders. Asm / Hardware 17 April 2012, 21:07
Replies: 8
Views: 2,219
Posted By Nut
Thanks dudes! I now understand the nature of the...

Thanks dudes! I now understand the nature of the stall. It's the pipeline design of the execution engine. If you change a register just before a command that needs <effective address> calculation,...
Forum: Coders. General 13 April 2012, 20:30
Replies: 6
Views: 2,033
Posted By Nut
DMX did it ! Thank you, DMX. I did not...

DMX did it ! Thank you, DMX.

I did not request it, but here it is

http://aminet.net/package/mus/misc/lameA68K-3.99.5
Forum: Coders. Asm / Hardware 13 April 2012, 16:50
Replies: 8
Views: 2,219
Posted By Nut
Post 68060 change/use register stalls

Hello guys,

I'm reading the 68060 user manual, page 306, paragraph 3. It talks about change/use register stalls. I'm not quite sure how this works so if you could enlighten me a bit.

My code is...
Forum: Coders. General 25 October 2011, 22:38
Replies: 6
Views: 2,033
Posted By Nut
Lorence told me he had tried to compile Lame 3.99...

Lorence told me he had tried to compile Lame 3.99 but it didn't succeed.

He also helped me a bit on the packages, but it's hopeless for somebody who hasn't coded C to try to compile Lame. I rest...
Forum: Coders. General 21 October 2011, 20:44
Replies: 6
Views: 2,033
Posted By Nut
OK, I did the "gmake -f Makefile.unix" thing yes,...

OK, I did the "gmake -f Makefile.unix" thing yes, but this does not work on minGW (a lot of errors). Anyway, I ditched minGW and got GCC 2.9534 for Amiga.

Now, this thing GCC should be configured...
Forum: Coders. General 19 October 2011, 23:56
Replies: 6
Views: 2,033
Posted By Nut
Hi folks, another day. Can you atleast give...

Hi folks, another day.

Can you atleast give me instructions how to compile Lame? I try to do it first for PC so I can understand the basics of compiling. I got minGW compiler (gcc) and Lame 3.99...
Forum: Coders. Asm / Hardware 19 October 2011, 17:50
Replies: 27
Views: 7,014
Posted By Nut
Disable level6 interrupt. That will disable...

Disable level6 interrupt. That will disable system. When you need to load something enable I/O and level3 (needed for blitter, disk loading uses blitter). After you've loaded you can disable I/O and...
Forum: Coders. General 17 October 2011, 18:42
Replies: 6
Views: 2,033
Posted By Nut
Lame 3.99 for Amiga ?

Any chance somebody with the skills could compile Lame in similar fashion as some older versions were compiled? So that we got versions for 000, 020, 020fpu, 040fpu and 060fpu. As an example you can...
Forum: support.WinUAE 21 September 2011, 15:51
Replies: 3
Views: 1,281
Posted By Nut
2.3.3 bugs

Is there a bug thread? If not so please excuse me of opening one.

- stereo separation is broken
- screen is not in the middle but like 150 pixels to the right, horizontal centering won't fix...
Forum: Coders. General 16 August 2011, 20:55
Replies: 5
Views: 1,772
Posted By Nut
Got it done. Solution was - add an input handler...

Got it done. Solution was - add an input handler for the input device that tags events as NULL. The details I don't understand much but it works.
Forum: Coders. General 16 August 2011, 15:39
Replies: 5
Views: 1,772
Posted By Nut
Thank you. It has good stuff in it. Also WB...

Thank you. It has good stuff in it. Also WB support and disabling requesters. Just what I needed. Case closed :agree
Forum: Coders. General 15 August 2011, 17:42
Replies: 5
Views: 1,772
Posted By Nut
Keyboard buffer problem

I've done a program in ASM and it works fine. I can detect keys and qualifier keys by using a routine in lowlevel.library (so the background I/O system interrupt is running). BUT when I exit my...
Forum: Coders. General 21 April 2011, 19:46
Replies: 12
Views: 4,924
Posted By Nut
Thanks Kalms. I see that the move.w/add.w...

Thanks Kalms.

I see that the move.w/add.w are more complex to implement and do not pair always, and that they need to read the destination registers. I was thinking that add.w #$2,d0 would use 4...
Forum: Coders. General 15 April 2011, 14:20
Replies: 12
Views: 4,924
Posted By Nut
Thanks for all the info. I came up with the...

Thanks for all the info.

I came up with the Kalms version last night too. But why not do it like this? (and throw something else to run in parallel...)

scs.b d0
and.w #$2,d0
add.w d0,a0
...
Forum: Coders. General 14 April 2011, 18:50
Replies: 12
Views: 4,924
Posted By Nut
Thank you Matthey! This cleared things a...

Thank you Matthey!

This cleared things a bit. I was not sure it was static and how it assumes for the 1st time that backwards is taken and forwards is not. Now I know for sure. The problem is with...
Forum: Coders. General 13 April 2011, 00:18
Replies: 12
Views: 4,924
Posted By Nut
68060 branch prediction documentation

I was wondering if there was any documentation on how exactly the branch prediction logic works on the 060. User Manual didn't say anything about the inner workings of it. What I would like to know...
Forum: Coders. General 12 March 2010, 15:32
Replies: 22
Views: 2,925
Posted By Nut
Thanks. Modified it a little bit... here: ...

Thanks. Modified it a little bit...

here: lea (pc),a0
add.l #data-here,a0

data: dc.l $0

Now it can see also backwards :spin

Fantastique!
Forum: Coders. General 12 March 2010, 14:33
Replies: 22
Views: 2,925
Posted By Nut
32bit PC-relative LEA ??

I'd like to see beyond 16bit indexing limit, so how to do it?
This is the normal way... it only sees 32k forwards and backwards.

lea data(pc),a0

data: dc.l $0



I think I did it...
Forum: support.WinUAE 09 February 2010, 19:03
Replies: 3
Views: 1,245
Posted By Nut
Sorry! My mistake! I got 2MB per frame and not...

Sorry! My mistake! I got 2MB per frame and not 2MB per second :spin That would add up to 100MB/sec in the "adjustable between cpu and chipset" mode. I got 1500MB/sec in "fastest possible" mode.
...
Forum: support.WinUAE 09 February 2010, 17:15
Replies: 3
Views: 1,245
Posted By Nut
How to emulate 68060/50 expansion board fast-ram?

Which settings do I need to get fast-ram emulated?

I'm trying to use 040/060, JIT/no-JIT, Z3 fast 128MB, adjustable between CPU and chipset. With these fast-ram throughput seems to be exactly the...
Showing results 1 to 36 of 36

 
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