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Search: Posts Made By: jotd
Forum: support.Hardware Today, 11:37
Replies: 78
Views: 1,464
Posted By jotd
yes, Z3 memory is not mapped. avail reveals no...

yes, Z3 memory is not mapped. avail reveals no fast memory at bootup...

winuae memory settings show:

Configured 32-bit address space: 0M, reserved: 1792M, Z3 available: 1728M (UAE), 960M (Real)...
Forum: support.Hardware Today, 01:18
Replies: 78
Views: 1,464
Posted By jotd
one thing I wanted to test is using a CDTV + HD...

one thing I wanted to test is using a CDTV + HD configuration + CD drive on winuae

With 1.3 and extended 1.0 ROM (unpatched, of course!), using a 68030 + Z3 fast allows to boot from HD and read a...
Forum: support.Hardware Yesterday, 23:57
Replies: 78
Views: 1,464
Posted By jotd
problem is: you can't split a patched ROM. You...

problem is: you can't split a patched ROM. You can only split unpatched ROM, and in that case, identify original hex strings in the ROMs using the offsets and find some in cdtv.device (cdfs.library...
Forum: support.Hardware Yesterday, 19:33
Replies: 78
Views: 1,464
Posted By jotd
I've pushed a change in my python rom patcher....

I've pushed a change in my python rom patcher. All offsets from the list are now supported (to patch a full ROM). I guess cdfs.library patch is kind of useless...


patch_cdtv_rom.py "CDTV...
Forum: support.Hardware Yesterday, 19:04
Replies: 78
Views: 1,464
Posted By jotd
given the number of patches, the best way would...

given the number of patches, the best way would be to burn a patched rom, true.
Forum: support.Hardware Yesterday, 17:54
Replies: 78
Views: 1,464
Posted By jotd
But then goal #2 is the same without burning any...

But then goal #2 is the same without burning any rom right? with patched cdfs.library.
Forum: support.Hardware Yesterday, 17:52
Replies: 78
Views: 1,464
Posted By jotd
my python tool is now updated to be able to patch...

my python tool is now updated to be able to patch cdfs.library. The patch address is $31E6 after cdfs.library is extracted from a 2.3 rom
Forum: support.Hardware Yesterday, 17:38
Replies: 78
Views: 1,464
Posted By jotd
the goal of rom patch is to use the rom as is....

the goal of rom patch is to use the rom as is. Not to try to extract it. I admit I didn't try to fix the rom checksum.

In that case, I should provide a fix for extracted cdtv.device.

People in...
Forum: support.Hardware Yesterday, 11:55
Replies: 78
Views: 1,464
Posted By jotd
if you know another valid rom hash please provide...

if you know another valid rom hash please provide it. Is it necessary to add patch support for 1.0 ?
Forum: project.Amiga Game Factory Yesterday, 11:13
Replies: 200
Views: 20,691
Posted By jotd
to be honest with old game devs, mcgeezer is...

to be honest with old game devs, mcgeezer is talented and works hard, no doubt, but he also benefits from modern tools, emulator, cross assembler, debugger, plus internet, MAME & ripping tools, EAB...
Forum: support.Hardware Yesterday, 11:08
Replies: 78
Views: 1,464
Posted By jotd
I've created a python script which changes memory...

I've created a python script which changes memory type for 2.3 ROM

https://github.com/jotd666/amiga68ktools/tree/master/tools

patch_cdtv_rom.py

There are no checksums, I could boot a game...
Forum: support.Hardware 23 October 2020, 23:46
Replies: 78
Views: 1,464
Posted By jotd
Don you may be right. But I think OP wanted to...

Don you may be right. But I think OP wanted to disable extended rom and only boot on IDE HD from normal rom + ripped cdtv.device + cdfs.device.
Forum: support.Hardware 23 October 2020, 23:23
Replies: 78
Views: 1,464
Posted By jotd
or maybe without burning a new rom only by...

or maybe without burning a new rom only by software, patch allocmem to block fast memory (anymem from http://aminet.net/util/boot/AnyMEM_v14.lha mentionned in...
Forum: support.Hardware 23 October 2020, 23:01
Replies: 78
Views: 1,464
Posted By jotd
why not just patch the extracted cdfs.device file...

why not just patch the extracted cdfs.device file and disable the extended ROM? Should be much simpler
Forum: Amiga scene 22 October 2020, 22:32
Replies: 4
Views: 260
Posted By jotd
040 isn't uncommon now. If this sees the light of...

040 isn't uncommon now. If this sees the light of day this is great!
Forum: Retrogaming General Discussion 21 October 2020, 22:55
Replies: 5
Views: 336
Posted By jotd
Assassin has a dog & dog master...

Assassin has a dog & dog master (https://www.youtube.com/watch?v=BHoA41qyVks&ab_channel=Al82RetrogamingLongplays at 4:12).

Still with the bad guys, but still a sidekick :)
Forum: support.Hardware 21 October 2020, 17:53
Replies: 78
Views: 1,464
Posted By jotd
@bartekmalysz you found your way to EAB. several...

@bartekmalysz you found your way to EAB. several retrocomputing members here :)

I'm pretty sure you'll get it solved here. Have you tried to set bufmemtype to 2 or 3 instead of 4?
Forum: project.WHDLoad 19 October 2020, 22:21
Replies: 10
Views: 508
Posted By jotd
it's extremely difficult to create a...

it's extremely difficult to create a startup/cleanup code that supports all CPUs, MMU configurations, VBR relocation, caches, CIAs... and is able to restore them back when quitting.

whdload is the...
Forum: Coders. Asm / Hardware 19 October 2020, 22:00
Replies: 9
Views: 591
Posted By jotd
it's terrible :) on a 68040 it slows down games a...

it's terrible :) on a 68040 it slows down games a lot. On WinUAE it's not noticeable. Each write to a custom or CIA register probably triggers a page fault and that exception must be handled.

It's...
Forum: Retrogaming General Discussion 19 October 2020, 21:57
Replies: 5
Views: 336
Posted By jotd
Green Beret level 2 boss is made of several waves...

Green Beret level 2 boss is made of several waves of 1 soldier + 3 dogs attacking you. Dogs attack first and are the most dangerous, but you can also be killed by the master if you suck.
Forum: Coders. Asm / Hardware 19 October 2020, 15:30
Replies: 9
Views: 591
Posted By jotd
whdload does that. but doesn't give the info back...

whdload does that. but doesn't give the info back to any monitor.
Forum: project.WHDLoad 19 October 2020, 15:29
Replies: 10
Views: 508
Posted By jotd
subcontract it then.

subcontract it then.
Forum: Nostalgia & memories 18 October 2020, 00:01
Replies: 22
Views: 748
Posted By jotd
it's good because it's not just guitar on drum...

it's good because it's not just guitar on drum machine & synth bass (like a lot of other remixes). The bass & drums parts are also excellent.
Forum: Nostalgia & memories 17 October 2020, 23:59
Replies: 7
Views: 457
Posted By jotd
hilarious. Note that there's a censored version...

hilarious. Note that there's a censored version on YT where they seemed to have photoshopped the animation...

The "back & forth" effect can be found on "Son of Stag" series too :)
Forum: Amiga scene 15 October 2020, 23:10
Replies: 138
Views: 10,788
Posted By jotd
Same engine as Tin Toy Adventure I suppose. And...

Same engine as Tin Toy Adventure I suppose. And same colorful graphics, but playability looks even better. Good work.
Forum: Coders. Asm / Hardware 14 October 2020, 23:54
Replies: 25
Views: 1,041
Posted By jotd
I'm sure Toni will be delighted to support that...

I'm sure Toni will be delighted to support that chip in WinUAE, and Wepl will be thrilled to support that chip in Whdload :)
Forum: Coders. General 14 October 2020, 22:52
Replies: 160
Views: 135,642
Posted By jotd
Horrible story! Reminds me of a C++ project...

Horrible story!

Reminds me of a C++ project using Visual C++ back in 1999.

We had Zenith PCs (pure crap) and one Dell PC (good stuff)

When compiling a particular file, the zenith PCs had a...
Forum: Coders. Asm / Hardware 14 October 2020, 22:47
Replies: 25
Views: 1,041
Posted By jotd
Damn this is a rare chip I had never heard of...

Damn this is a rare chip I had never heard of before. Were there Amigas with 68020 and MC 68851 as MMU? I doubt WinUAE supports this either.
Forum: project.TOSEC (amiga only) 13 October 2020, 22:04
Replies: 17
Views: 1,054
Posted By jotd
a crack that you can't nibblewarp isn't really a...

a crack that you can't nibblewarp isn't really a crack :)
Forum: project.TOSEC (amiga only) 13 October 2020, 09:52
Replies: 17
Views: 1,054
Posted By jotd
writing a track on a disk doesn't write other...

writing a track on a disk doesn't write other tracks. It's safe even with multitasking.

Leave the disk being NDOS-detected, then write your boot track.
Forum: project.TOSEC (amiga only) 12 October 2020, 22:03
Replies: 17
Views: 1,054
Posted By jotd
yes (for instance RN PDOS is $1800 bytes long too...

yes (for instance RN PDOS is $1800 bytes long too but when reducing the gap, it can be written back and it works properly), but a disk that's not standard DOS track isn't a "proper" crack. I mean I...
Forum: Coders. C/C++ 12 October 2020, 00:26
Replies: 1,238
Views: 165,088
Posted By jotd
Maybe running run68017 before the program can...

Maybe running run68017 before the program can workaround the issues. Linking startup code is slightly trickier.

I've tried to put the check first thing in "main" but to no avail... also tried...
Forum: Hardware mods 11 October 2020, 22:15
Replies: 4
Views: 249
Posted By jotd
DB23 2 VGA exists as an adapter BTW. But it...

DB23 2 VGA exists as an adapter BTW. But it outputs 15KHz so you need a capable monitor to display it.
Forum: project.TOSEC (amiga only) 11 October 2020, 22:11
Replies: 17
Views: 1,054
Posted By jotd
well xcopy can clone a track even without the...

well xcopy can clone a track even without the sync. You need the sync only to decode data.

And even with the sync, if the track is a long track (code 7 in xcopy) then you cannot copy the whole...
Forum: project.TOSEC (amiga only) 11 October 2020, 19:40
Replies: 17
Views: 1,054
Posted By jotd
okay but the MFM format is $1800 bytes long, so...

okay but the MFM format is $1800 bytes long, so writing back to $1600 requires remapping, compressing or whatever. If the disk is fully packed that means 3 disks instead of 2.

However I remember...
Forum: project.TOSEC (amiga only) 11 October 2020, 18:44
Replies: 17
Views: 1,054
Posted By jotd
probably just a nibble copy of the original with...

probably just a nibble copy of the original with some protection removed or even no protection removed but cracktro added.

What do you want to be done about it?
Forum: Hardware mods 11 October 2020, 18:42
Replies: 4
Views: 249
Posted By jotd
can't you use the VGA output from the CD32 riser?

can't you use the VGA output from the CD32 riser?
Forum: Coders. General 11 October 2020, 18:41
Replies: 11
Views: 1,027
Posted By jotd
the ones who ported the game to iPad in the first...

the ones who ported the game to iPad in the first place
Forum: support.Hardware 11 October 2020, 17:28
Replies: 19
Views: 426
Posted By jotd
okay I get it! how could they NOT use that half...

okay I get it! how could they NOT use that half screen for map in the first place?

I'm going to check if there's not another way of hacking the game so first player has map on second half of the...
Forum: Coders. General 11 October 2020, 16:41
Replies: 11
Views: 1,027
Posted By jotd
it's been ported (very faithfully) from asm to C....

it's been ported (very faithfully) from asm to C. And it's NOT available publicly.
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