joevt's latest activity
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Jjoevt replied to the thread PowerMac 7100 and Linux.You have the Open Firmware code (assembly and Forth) from my dump. You can look at the code to see what's happening. I don't know when...
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Jjoevt replied to the thread I couldn't resist getting the box of SuperPaint.Silicon Beach Software was acquired by Aldus Corporation in 1990. SuperPaint became Aldus SuperPaint which is the version I'm familiar...
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Jjoevt replied to the thread PowerMac 7100 and Linux.Appears to be C strings followed by variable type and bit number or offset (01=boolean, with bit number, 02=number with offset to value...
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Jjoevt replied to the thread PowerMac 7100 and Linux.I searched my Copland disk image for occurrences of a snippet from the nvramrc and found 7 occurrences. I mounted the disk image and...
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Jjoevt replied to the thread PowerMac 7100 and Linux.I did mention that in #7 You can set output to ttyb:57600 to increase the baud rate. A small patch is required to enable...
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Jjoevt replied to the thread Powerbook 180 & Tunnel Vision.A ghost window is visible in the last image of #1 It appears to be a ghost of the "Work" window from the image before that.
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Jjoevt replied to the thread PowerMac 7100 and Linux.You can but there's also a checksum to update. It's a simple algorithm so you could just make a perl or python or bash script. You can...
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Jjoevt replied to the thread PowerMac 7100 and Linux.I didn't touch System Picker. I used System 7.5. Not 7.5.5. I don't know if that matters. Capslock snag key might work if you press it...
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Jjoevt replied to the thread PowerMac 7100 and Linux.I can at least get into Open Firmware with DingusPPC emulating 136 MB of RAM. I probably won't be able to get to a sad Mac until SCSI...
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Jjoevt replied to the thread SOLVED Apple //e with PAL composite video displaying issue.All those numbers had to mean something :)
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Jjoevt replied to the thread SOLVED Apple //e with PAL composite video displaying issue.I wish I had bothered to look at the Figure 5.2 that Figure 8.5 was pointing to when I was looking at Figure 8.5 the first time.
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Jjoevt replied to the thread PowerMac 7100 and Linux.I believe it's an actual Apple Open Firmware implementation that uses some info from System 7.5 (search for >hwinit). I don't know how...
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Jjoevt replied to the thread PowerMac 7100 and Linux.Apple did make a Open Firmware for NuBus Power Macs. It's part of the Copland boot process. It is loaded by System 7.5 and uses some...
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Jjoevt replied to the thread SOLVED Apple //e with PAL composite video displaying issue.Congrats on solving the problem! The LS166 did appear to be shifting bits correctly - all characters being displayed had all bits...
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