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Forum: Coders. Asm / Hardware Yesterday, 23:39
Replies: 18
Views: 547
Posted By mark_k
If you do things the system-legal way,...

If you do things the system-legal way, graphics.library will handle the blits for you.

(This is on Kickstart 3.0+)
Open your Screen with SA_INTERLEAVED tag to have it use interleaved bitplances....
Forum: Coders. Asm / Hardware 14 December 2019, 18:55
Replies: 18
Views: 547
Posted By mark_k
Have you looked into using QBSBlit()...

Have you looked into using QBSBlit() (http://amigadev.elowar.com/read/ADCD_2.1/Includes_and_Autodocs_2._guide/node0469.html)? That's what Workbench uses when you drag icons around. You can have your...
Forum: support.Hardware 08 December 2019, 22:23
Replies: 4
Views: 184
Posted By mark_k
If you're able to upload some sample HD image...

If you're able to upload some sample HD image files, I (and/or others) could take a look. Ideally you'll also have dumped the IDENTIFY DEVICE data from the IDE drives.

The Amiga PAR software looks...
Forum: support.FS-UAE 06 December 2019, 23:41
Replies: 5
Views: 242
Posted By mark_k
I don't think uaegfx will help when running...

I don't think uaegfx will help when running AmigaOS 4.1...
Forum: support.WinUAE 30 November 2019, 21:46
Replies: 19
Views: 813
Posted By mark_k
That's what it's supposed to look like, if you...

That's what it's supposed to look like, if you don't enable the A2024 setting in WinUAE. A real Amiga connected to a 1084 monitor would look like that when showing an A2024 mode.

Open WinUAE...
Forum: support.Hardware 26 November 2019, 16:38
Replies: 12
Views: 276
Posted By mark_k
When you used the drive with WinUAE, did you have...

When you used the drive with WinUAE, did you have it connected to the emulated Amiga IDE port?
Forum: support.Apps 26 November 2019, 16:23
Replies: 13
Views: 816
Posted By mark_k
A similar thing happened during development of...

A similar thing happened during development of the Amiga; 128KB chip RAM was originally supposed to work.
Forum: support.Hardware 21 November 2019, 19:05
Replies: 24
Views: 966
Posted By mark_k
Amiga87: One more question... did the SD card you...

Amiga87: One more question... did the SD card you were using have any data on it? For example you might have previously used/formatted it with another HD prep program.

If so, try zeroing out the...
Forum: support.Other 16 November 2019, 20:28
Replies: 31
Views: 1,300
Posted By mark_k
You can set a blank pointer for a window your...

You can set a blank pointer for a window your program owns using SetPointer() (http://amigadev.elowar.com/read/ADCD_2.1/Includes_and_Autodocs_2._guide/node0255.html).

For a global change, you...
Forum: support.WinUAE 15 November 2019, 19:27
Replies: 7
Views: 402
Posted By mark_k
This interlace issue could be due to the demo not...

This interlace issue could be due to the demo not fully taking over the system. If I remember correctly, the vertical blanking interrupt routine in Kickstart 3.1 (not 3.0) writes to VPOSW. Which can...
Forum: support.Hardware 14 November 2019, 23:32
Replies: 4
Views: 266
Posted By mark_k
The later A2090 driver does support a rudimentary...

The later A2090 driver does support a rudimentary version of HD_SCSICMD, but apparently it's missing some feature(s) which most programs would need.

There are some things which might make it...
Forum: support.Hardware 14 November 2019, 21:30
Replies: 24
Views: 966
Posted By mark_k
This is a long shot since you mentioned there was...

This is a long shot since you mentioned there was no SCSI bus activity with the v2.2 boot ROM. However...

On the Trumpcard disk, see the text file devs/ivs_scsi.drives. You could try creating an...
Forum: support.Hardware 14 November 2019, 20:28
Replies: 24
Views: 966
Posted By mark_k
Amiga87, did the floppy boot disk you mentioned...

Amiga87, did the floppy boot disk you mentioned come with your card, or did you download it from somewhere? If the former, could you create an ADF of the boot disk and upload it so I can take a look?
Forum: support.Hardware 14 November 2019, 15:21
Replies: 10
Views: 591
Posted By mark_k
Here's how to define a drive type in HDToolBox to...

Here's how to define a drive type in HDToolBox to only cover the first 4GB. At the cost of leaving some space unused, this will avoid any problems related to accessing partitions which lie beyond the...
Forum: support.Other 13 November 2019, 20:33
Replies: 31
Views: 1,300
Posted By mark_k
Assuming you have a disk-loadable version of the...

Assuming you have a disk-loadable version of the old-style Topaz font, you can use the FF command like this: FF -n fontname.font
(Optionally remove the -n if you want to use FF's fast-text routines,...
Forum: support.Hardware 12 November 2019, 21:28
Replies: 24
Views: 966
Posted By mark_k
Just a note about driver versions. What I've been...

Just a note about driver versions. What I've been calling the v1.3 driver since there's a string "SCSI 1.3 (14 Aug 1988)" inside it, probably isn't actually version 1.3. That string exists in other...
Forum: support.Hardware 11 November 2019, 22:53
Replies: 24
Views: 966
Posted By mark_k
I think later drivers can use two modes,...

I think later drivers can use two modes, controlled by the setting of the "Handshake Reads and Writes" option (see PDF user manual page 36). The Trumpcard Professional does handshaking in hardware.
...
Forum: support.Hardware 11 November 2019, 00:38
Replies: 10
Views: 591
Posted By mark_k
The part of the drive past 4GB cannot be accessed...

The part of the drive past 4GB cannot be accessed using normal device commands. If you define a partition in HDToolBox which is past that, when you try to format that partition, you'd actually be...
Forum: support.Hardware 11 November 2019, 00:32
Replies: 24
Views: 966
Posted By mark_k
Looking at the v1.3 .driver code (btw that load...

Looking at the v1.3 .driver code (btw that load file has a symbol hunk...), it doesn't seem to add a level 2 interrupt server, unlike the later driver. So it must e.g. poll an IRQ register bit...
Forum: support.Hardware 10 November 2019, 21:14
Replies: 24
Views: 966
Posted By mark_k
I think the "DMA" pins are likely to be for the...

I think the "DMA" pins are likely to be for the drive activity LED; that's why they are labelled - and +. My guess is the + pin connects to the 53C80 DRQ pin.

This page on...
Forum: support.Hardware 09 November 2019, 19:37
Replies: 10
Views: 591
Posted By mark_k
If you're using the Guru-ROM, its device name is...

If you're using the Guru-ROM, its device name is omniscsi.device (as far as I know), not gvpscsi.device. It will probably be best to use HDToolBox with that instead of FaastPrep.

The old GVP ROM...
Forum: support.Hardware 09 November 2019, 19:31
Replies: 24
Views: 966
Posted By mark_k
Are you able to try the install disk from...

Are you able to try the install disk from amiga.resource.cx (http://amiga.resource.cx/exp/trumpcard2000)? That has the V4.12 driver (including .driver file which you could make a boot ROM from).
...
Forum: support.Other 09 November 2019, 19:16
Replies: 4
Views: 512
Posted By mark_k
The SysInfo B2000 preset is probably for a...

The SysInfo B2000 preset is probably for a machine with true Zorro II fast RAM.
Forum: Retrogaming General Discussion 20 September 2019, 22:25
Replies: 3
Views: 324
Posted By mark_k
The first HOL screenshot you linked shows the...

The first HOL screenshot you linked shows the game running in the Frotz interpreter (https://www.ifarchive.org/indexes/if-archiveXinfocomXinterpretersXfrotz.html). Frotz was not included with the...
Forum: request.Apps 03 September 2019, 22:46
Replies: 3
Views: 585
Posted By mark_k
AmigaBASIC is not ABasiC. :) You might want...

AmigaBASIC is not ABasiC. :)

You might want to apply a patch to get ABasiC working on Kickstart 2.0 and later (http://aminet.net/package/dev/basic/ABasiC_patch).
Forum: support.Hardware 25 August 2019, 22:28
Replies: 1
Views: 222
Posted By mark_k
Iomega never made an ATAPI Jaz drive, only SCSI. ...

Iomega never made an ATAPI Jaz drive, only SCSI.

You should be able to use a USB-SCSI converter with an external SCSI Jaz drive. Though most of those are USB 1.1 so data would transfer more slowly...
Forum: Amiga scene 16 August 2019, 18:23
Replies: 19
Views: 649
Posted By mark_k
I wouldn't mess around with trying to change...

I wouldn't mess around with trying to change protection bits or use the Lock command. Changing protection bits in particular would cause thousands of writes to the drive. Not really something you...
Forum: Amiga scene 15 August 2019, 21:20
Replies: 19
Views: 649
Posted By mark_k
Sadly there's no way in the IDE specification to...

Sadly there's no way in the IDE specification to do that.

Simply booting the machine with a drive attached will almost certainly cause it to be written to, even if you don't consciously do that.
...
Forum: support.Hardware 13 August 2019, 15:46
Replies: 1
Views: 847
Posted By mark_k
Try using the Lacer 1 command to force interlace...

Try using the Lacer 1 command to force interlace mode. That should allow system-legal programs to work fine.
Forum: project.CD32 Conversion 07 August 2019, 20:25
Replies: 452
Views: 17,157
Posted By mark_k
Welcome to the wonderful world of resource and...

Welcome to the wonderful world of resource and data forks!
Forum: Retrogaming General Discussion 05 August 2019, 15:56
Replies: 17
Views: 616
Posted By mark_k
There are several reasons why forcing interlace...

There are several reasons why forcing interlace mode can be useful with modern hardware.

Many modern TVs are quite picky about input video signals, expecting them to be more or less...
Forum: project.CD32 Conversion 29 July 2019, 22:54
Replies: 452
Views: 17,157
Posted By mark_k
Is there any difference in how/if PrepareEmul...

Is there any difference in how/if PrepareEmul works on a real A1200 with 3.0 vs 3.1 Kickstart ROM?
Forum: Member Introductions 28 July 2019, 23:45
Replies: 8
Views: 1,085
Posted By mark_k
With DiskSpare, you could format disks with 80 or...

With DiskSpare, you could format disks with 80 or 82 tracks. If your mount file is for 80 tracks you won't be able to read 82-track-formatted disks. You'd need to edit the mount file to have...
Forum: Coders. System 28 July 2019, 19:02
Replies: 14
Views: 1,632
Posted By mark_k
Typically, OS functions preserve all registers...

Typically, OS functions preserve all registers except D0, D1, A0 and A1. However that can vary; read the autodoc for each function to be sure.

In your code example you assume that WaitPort()...
Forum: Coders. Asm / Hardware 11 July 2019, 22:21
Replies: 7
Views: 932
Posted By mark_k
Ugh, I checked the PackDev source code...

Ugh, I checked the PackDev source code (http://aminet.net/package/util/arc/Packdev1_9src). Back in the day I archived my original Amiga disks using PackDev because it was supposed to archive/handle...
Forum: Coders. Asm / Hardware 11 July 2019, 21:44
Replies: 7
Views: 932
Posted By mark_k
PackDev (http://aminet.net/search?query=packdev)...

PackDev (http://aminet.net/search?query=packdev) supposedly supports storing and writing back sector header data. WinUAE supports PackDev (.pkd) files.

I say supposedly, because I seem to remember...
Forum: support.Apps 11 July 2019, 21:17
Replies: 46
Views: 1,886
Posted By mark_k
I'm using DOpus 4.12CU and file...

I'm using DOpus 4.12CU and file dates/comments/protection bits are copied. In DOpus settings, click Operation then Copy then check all three boxes under "Also copy source's..."

There is one...
Forum: support.Apps 01 July 2019, 23:15
Replies: 13
Views: 682
Posted By mark_k
In case anyone else encounters a similar...

In case anyone else encounters a similar problem...

I forgot about the no-added-software method. Hold down both mouse buttons when powering on or resetting until the boot menu appears. (On your...
Forum: support.Hardware 29 June 2019, 14:59
Replies: 8
Views: 276
Posted By mark_k
By the way, what is the model number of the...

By the way, what is the model number of the Maxtor hard drive?
Forum: support.Hardware 29 June 2019, 14:58
Replies: 8
Views: 276
Posted By mark_k
Ah right. The scsidev driver on that disk (in the...

Ah right. The scsidev driver on that disk (in the Expansion drawer) is the same version 1.1.6 as in the V1.0 ROM. Best to forget about using the old scsidev.device.

So:
- If you have any files...
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