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Search took 0.01 seconds. Search: Posts Made By: teppic
Forum: support.WinUAE 27 February 2024, 17:28
Replies: 3
Views: 425
Posted By teppic
I first noticed it when I tried to copy something...

I first noticed it when I tried to copy something (I think it was with copy p#? ram: ), so I imagine a lot of the commands crash the system with long file names. And that wasn't even referencing the...
Forum: support.WinUAE 25 February 2024, 17:39
Replies: 3
Views: 425
Posted By teppic
Directory drive emulation crashes on 1.3

I noticed when using the #? wildcard on a Windows folder emulated as a drive I was getting crashes under 1.3. Sometimes a guru, sometimes screen corruption and lock up. Just doing something like "dir...
Forum: support.WinUAE 25 February 2024, 15:08
Replies: 4
Views: 917
Posted By teppic
Thanks for the reply. With approximate mode...

Thanks for the reply.

With approximate mode I saw it goes up to 500% and that doesn't equate to 5x in the frequency. It seems it's just a vague higher performance option if you don't need...
Forum: support.Hardware 24 February 2024, 16:09
Replies: 13
Views: 976
Posted By teppic
According to what I read the 68000 only accesses...

According to what I read the 68000 only accesses memory every other bus cycle, and the chipset use the other cycle to lock chip ram for their access (regardless of what the CPU is doing).

If the...
Forum: support.Hardware 24 February 2024, 12:07
Replies: 13
Views: 976
Posted By teppic
I did some more research on this, and it seems...

I did some more research on this, and it seems using chip memory is the major issue with upgraded CPUs. If I understood correctly this is the situation:

The chipset controls the bus every...
Forum: support.WinUAE 22 February 2024, 12:10
Replies: 4
Views: 917
Posted By teppic
CPU speed on non A500/A1200

I'm a little confused about how the CPU settings work when not emulating the standard A500 or A1200. So a few questions:

For the main CPU screen: does the CPU Speed slider (%) only have an effect...
Forum: support.Hardware 13 February 2024, 14:22
Replies: 13
Views: 976
Posted By teppic
With a 14MHz 68020 using the Amiga's system...

With a 14MHz 68020 using the Amiga's system memory though it's going to be a 14MHz CPU working with a 7MHz system bus though isn't it?

I've read before that the effective system bus is 3.5MHz, but...
Forum: support.Hardware 13 February 2024, 01:19
Replies: 13
Views: 976
Posted By teppic
I'm guessing that the main issue with running a...

I'm guessing that the main issue with running a 68020 without direct memory attached is the Amiga bus - it's going to have to be running effectively the same MHz as the 68000 whenever it's accessing...
Forum: support.Hardware 12 February 2024, 22:32
Replies: 13
Views: 976
Posted By teppic
It followed on from an earlier article in the...

It followed on from an earlier article in the magazine which said very similar things. This one was from John Kennedy, while the earlier one was Jez San.

In the earlier one he said that the 68020...
Forum: support.Hardware 12 February 2024, 22:17
Replies: 13
Views: 976
Posted By teppic
How would you not need two reads from memory on...

How would you not need two reads from memory on the 68000? It explicitly says the 020 has to make twice as many RAM reads as the 68000 because it's 32bit.

As for nothing wrong... the registers...
Forum: support.Hardware 12 February 2024, 19:09
Replies: 13
Views: 976
Posted By teppic
68020 performance on an A500 and bad magazine articles

I was reading an article from Amiga Computing. Now I know they didn't have the internet to check things as easily, but there seems a lot wrong here.



I was wondering about the actual situation,...
Forum: support.WinUAE 02 January 2024, 18:35
Replies: 3
Views: 544
Posted By teppic
Yep, it happens with any filter settings...

Yep, it happens with any filter settings (including no default and no scaling). Otherwise all default settings.

Perhaps the productivity mode under WB 3.x is doing something different? This was...
Forum: support.WinUAE 02 January 2024, 10:42
Replies: 3
Views: 544
Posted By teppic
ECS productivity mode producing black screen

Tested with version 5.1.

To reproduce:

1) Select A500+/A600/A3000 models for full ECS chipset
2) Boot into Workbench 2.x
3) Load the multiscan monitor driver and select productivity from...
Forum: support.WinUAE 29 December 2023, 16:20
Replies: 4
Views: 757
Posted By teppic
Yep, switching on immediate blitter made the...

Yep, switching on immediate blitter made the problem go away even at +500% speed. Since that said it was less accurate I didn't think it'd help!

It seems I have to disable cycle-exact to use this...
Forum: support.WinUAE 29 December 2023, 14:58
Replies: 4
Views: 757
Posted By teppic
Possible glitch in Level 9 adventure games

First up this doesn't seem to occur if you run on an A500 with cycle-exact settings at the normal CPU speed. So I'm not totally sure if this is a bug or something weird in the game's engine code....
Forum: support.WinUAE 29 April 2021, 19:34
Replies: 15
Views: 2,335
Posted By teppic
The custom chips don't work any faster with a...

The custom chips don't work any faster with a fast CPU, but as far as I know the cycle exact option on higher CPUs will still cause bus contention in chip RAM so the CPU has to wait around for the...
Forum: support.WinUAE 25 March 2021, 20:09
Replies: 15
Views: 4,213
Posted By teppic
Yeah, it should use enough waitstates so that it...

Yeah, it should use enough waitstates so that it is effectively 7MHz since it's not doing anything the rest of the time. If WinUAE doesn't emulate this though it'll be accessing the system at full...
Forum: support.WinUAE 25 March 2021, 19:01
Replies: 15
Views: 4,213
Posted By teppic
Toni, I've a question on top of the OP's related...

Toni, I've a question on top of the OP's related to this - does WinUAE support the slow down that a 68030 like this would have when accessing the rest of the system? i.e. it runs at 25MHz when...
Forum: support.WinUAE 23 March 2021, 18:33
Replies: 15
Views: 4,213
Posted By teppic
On a real 2630 the 4MB is autoconfigured in the...

On a real 2630 the 4MB is autoconfigured in the 8mb Z2 space, but it supports additional memory via a connected board and this isn't autoconfigured. I don't know if the ROM is supposed to deal with...
Forum: support.WinUAE 18 March 2021, 21:22
Replies: 20
Views: 3,568
Posted By teppic
Using the IDE controller is fine, it just means...

Using the IDE controller is fine, it just means you use scsi.device instead, which is what you'd be using on a real A1200/A4000 anyway.
Forum: support.WinUAE 17 March 2021, 23:24
Replies: 20
Views: 3,568
Posted By teppic
Ok, you either don't have the hard file attached...

Ok, you either don't have the hard file attached to a device in the settings, or you're not using the correct driver for HDToolbox.

This is how it should look in WinUAE:
...
Forum: support.WinUAE 17 March 2021, 23:13
Replies: 20
Views: 3,568
Posted By teppic
Click this https://i.imgur.com/Ya9pYrL.png ...

Click this

https://i.imgur.com/Ya9pYrL.png

Then read config.

If you don't see anything then check the file is under uaehf.device or the IDE device.
Forum: support.WinUAE 17 March 2021, 22:33
Replies: 20
Views: 3,568
Posted By teppic
If you're using the right device driver, then in...

If you're using the right device driver, then in HDtoolbox you will need to select change drive type, define a new drive, and then select read the configuration from the drive to fill in the geometry...
Forum: support.WinUAE 17 March 2021, 21:30
Replies: 20
Views: 3,568
Posted By teppic
Yeah, scsi.device is a Commodore driver based in...

Yeah, scsi.device is a Commodore driver based in ROM which supports their controllers like the A590 and the IDE controller in the A1200/A4000. So you need to use this driver when accessing drives...
Forum: support.WinUAE 17 March 2021, 20:48
Replies: 20
Views: 3,568
Posted By teppic
You have to reselect the hard file from the path...

You have to reselect the hard file from the path box if you're not creating a new hard file image. It'll be in the drop down recent files.

Once you've created the hard file (using RDB/FFS/OFS) you...
Forum: support.WinUAE 17 March 2021, 19:28
Replies: 20
Views: 3,568
Posted By teppic
I expect you've not enabled RDB mode in the hard...

I expect you've not enabled RDB mode in the hard file setup. This is needed to use the file like a real partitioned hard drive.
Forum: support.WinUAE 06 February 2021, 12:47
Replies: 6
Views: 1,457
Posted By teppic
I think there were a few accelerators for the...

I think there were a few accelerators for the A500 that had no option at all to install RAM - so people would not only be using it with 16bit RAM but their expensive new 68020 would still be waiting...
Forum: support.WinUAE 05 February 2021, 09:34
Replies: 6
Views: 1,457
Posted By teppic
Good timing for the question, I had no idea this...

Good timing for the question, I had no idea this was about to be added.

So if I understand correctly, on pre A3000 machines if you add a 32bit CPU accelerator then by default any regular 16bit...
Forum: support.WinUAE 04 February 2021, 02:38
Replies: 6
Views: 1,457
Posted By teppic
Zorro II just means how and where the memory is...

Zorro II just means how and where the memory is configured, rather than the bit width. Many A500/A2000 accelerators configured 32bit Zorro II memory, especially if they had the EC CPU versions which...
Forum: support.WinUAE 03 February 2021, 10:01
Replies: 6
Views: 1,457
Posted By teppic
Does WinUAE distinguish between 16bit and 32bit fast RAM?

For example, on an A500/A2000 a normal RAM expansion is on the 16bit bus like the onboard RAM, but almost all 68020+ accelerator cards allowed for installing 32bit RAM to match the 32bit data path of...
Forum: support.Amiga Forever 24 December 2017, 18:34
Replies: 14
Views: 5,552
Posted By teppic
Do they modify the ROMs too? I might just...

Do they modify the ROMs too?

I might just delete the AF ROMs and disks and use the ones I downloaded that are verified as accurate by TOSEC. I only bought AF for the disks/ROMs and to support them...
Forum: support.Amiga Forever 24 December 2017, 13:43
Replies: 14
Views: 5,552
Posted By teppic
I found this problem too. The same occurs with...

I found this problem too. The same occurs with the Workbench 1.3 hard drive file.

What's strange is if you save the config from AF and then load it directly into a normal version of WinUAE it...
Forum: support.WinUAE 19 July 2017, 22:21
Replies: 41
Views: 9,607
Posted By teppic
I didn't know back then that NTSC games were...

I didn't know back then that NTSC games were supposed to fill the screen. I guess I thought their screens were smaller or something :D

What's weird though is there are games that leave the PAL...
Forum: Coders. Asm / Hardware 09 July 2017, 08:09
Replies: 7
Views: 1,178
Posted By teppic
Well, they're saying the opposite - that because...

Well, they're saying the opposite - that because the 68020 is 32bit it has to access memory twice, while the 68000 only has to do it once. That sounds wrong to me.

I was thinking that the reason...
Forum: Coders. Asm / Hardware 07 July 2017, 20:09
Replies: 7
Views: 1,178
Posted By teppic
I was asking more about why an expanded 14MHz...

I was asking more about why an expanded 14MHz 68020 would be no faster than the base 7MHz 68000 on a 16bit system, both CPUs would have the same issues accessing slow/chip memory. As far as I can see...
Forum: Coders. Asm / Hardware 07 July 2017, 19:06
Replies: 7
Views: 1,178
Posted By teppic
Expanded 68000 Amigas and memory access

I'm a bit confused about what some of the old Amiga magazines say about upgrading the CPU on an A500 or similar to a 68020+. They're commonly saying that the CPU runs at half the speed when accessing...
Forum: support.WinUAE 04 July 2017, 22:57
Replies: 41
Views: 9,607
Posted By teppic
I was just trying this stuff myself. One...

I was just trying this stuff myself.

One thing that does bother me is how the aspect ratio on NTSC is particular broken on PAL machines. For example, NTSC interlaced (640x400) when stretched to...
Forum: support.WinUAE 28 February 2016, 20:34
Replies: 10
Views: 2,733
Posted By teppic
Yeah, that could be it. I think that all of the...

Yeah, that could be it. I think that all of the Z3, motherboard and processor slot memory gets put higher in the address space. If Z2 RAM is always at $200000 and limited to 8MB it's going to be max...
Forum: support.WinUAE 28 February 2016, 20:01
Replies: 10
Views: 2,733
Posted By teppic
Ok, it sounds like I've just misunderstood what...

Ok, it sounds like I've just misunderstood what processor slot RAM means.

In Sysinfo it lists all 16bit RAM as just 'RAM' (it never calls any memory 16bit), while 32bit RAM is specifically...
Forum: support.WinUAE 28 February 2016, 19:42
Replies: 10
Views: 2,733
Posted By teppic
I just meant the A1200 trap door RAM expansions,...

I just meant the A1200 trap door RAM expansions, I thought that was the same as processor slot RAM as it's the same interface. e.g. something like this

http://amiga.resource.cx/exp/blizzard1200
...
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