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joevt's latest activity
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J
joevt
replied to the thread
Running the Macintosh II High Resolution Video Card at 512x384?
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Dump the rom (DeclData) with SlotsGrab and parse the results with SlotsParse. https://github.com/joevt/SlotsDump The parsed info should...
Yesterday at 10:50 PM
J
joevt
replied to the thread
Running the Macintosh II High Resolution Video Card at 512x384?
.
I tested built in video output of my Power Mac 8600 (vci0/control in Open Firmware). In Open Firmware, I had to load the Control3.of...
Yesterday at 7:49 AM
J
joevt
replied to the thread
Running the Macintosh II High Resolution Video Card at 512x384?
.
Power Mac 7500/7600/8500/8600 support 12" RGB. You can see info about the supported mode in the Control2.of source code file in Apple...
Yesterday at 2:13 AM
J
joevt
replied to the thread
Running the Macintosh II High Resolution Video Card at 512x384?
.
I would choose 13467. Do you have a different Mac that supports 512x384 to make sure the adapter+display works? A Macintosh LC? Any...
Wednesday at 3:03 PM
J
joevt
replied to the thread
I Need Help-Looking For Emulator To Run Classic OS9 Games On MacOS Ventura
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Visit emaculation.net forums. They have threads discussing different emulators. For Mac OS 9, there are these: - qemu - SheepShaver -...
Sep 19, 2026
J
joevt
replied to the thread
Apple Network Server MacOS based ROMs found
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Right. Apple System Profiler doesn't list every PCI device. Just ones in slots that have slot names. The ANS 2.0 ROM does away with the...
Sep 8, 2026
J
joevt
replied to the thread
Apple Network Server MacOS based ROMs found
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I would check the Name Registry using Display Name Registry or DisplayNameRegistry or my DumpNameRegistry to see what is visible to the...
Sep 7, 2026
J
joevt
replied to the thread
Fitting Big Disks to G3s and G4s
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The 66 MHz slot of B&W G3 and Yikes is weird because it's basically an overclocked slot that can't run at 33 MHz like a normal PCI slot...
Sep 3, 2026
J
joevt
replied to the thread
Fitting Big Disks to G3s and G4s
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"Mac OS ROM" file is for New World Macs. It contains Open Firmware code which means it's loaded by Open Firmware. Once the ROM is setup...
Sep 2, 2026
J
joevt
replied to the thread
The Granny Smith emulator
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All the ROMs are in my fork of MacROMan. See the doonerom command in the mac_rom_checksums.sh script. It reads and verifies all...
Sep 2, 2026
J
joevt
replied to the thread
Fitting Big Disks to G3s and G4s
.
Your solutions to the problem basically amount to avoiding the problem - either by not using LBA 48 disks to their full potential or by...
Sep 1, 2026
J
joevt
replied to the thread
Apple Network Server MacOS based ROMs found
.
The The screen device can't be opened again? Could be a Open Firmware bug. Or it could be a bug in the graphics controller emulation...
Sep 1, 2026
J
joevt
replied to the thread
Apple Network Server MacOS based ROMs found
.
Trying it out. I uploaded multiple ROMs. 1995-05-18 - 9630C68B - 2.26B6 ANS 300 & 500 & 700.ROM 1998-01-14 - 49B2BE8F - 2.0 ANS 300 &...
Sep 1, 2026
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