Got it, make sense. Tried to do something similar with Sonnet 4.6 (CC harness as well), it was stuck sometimes on some function calls. (My use case was trying to make it rename a ghidra disassembly output, I managed to have it off by giving it three different disassembly sources), otherwise the...
Has anything used it ? I've got the impression it was always some sort of tech demo.
By the way the feature has been merged into Snow, it will be available in the next version :)
Hmmmm...
The VIA cannot generate an interrupt on click and you checked the connectivity and the VIA so it isn't a VIA issue.
Random idea: the mouse click is probably polled @ VSYNC. Do you have a pulse on pin 40 (CA1) ? Does the IRQ line kinda follow on pin 21 ?
If yes follow the IRQ to TSG...
Thank you! It was worth it. People are already working with it
There is a Snow PR as well.
Thanks! KB030514 is the one I remembered. Plenty of other info at this archive... like this driver was created for System 4.3. Might explain some of the spaghetti code
Thank you, very much appreciated
I've tested three of them for this work just to double there isn't any obvious differences:
- LaserWriter IISC, (from a 6.0.5)
- Personal LW SC 7.0.1, which is a standalone floppy
- Personal LaserWriter SC, from 7.5.0 (actual version 7.0.1 as well)
Starting...
Adding more info.
Typical sequence
A typical printing sequence will look like below. Here is a the driver printing a SimpleText file with the following content:
INQUIRY [12 00 00 00 05 00]
INQUIRY ⇾ DataIn [02 00 … FE 20 27 20 FF]
INQUIRY [12 00 00 00 24 00]
INQUIRY ⇾ DataIn [02 00 … FE 20 27...
They did try at some point with the NT board, but it was by emulating the controller board.
Both boards differs in significant ways (IISC being SCSI + "QuickDraw", NT being Serial + Postscript for a start), but will share unsorted hardware notes if needed. (I'm stuck at recreating the HAL...
Hello everyone,
Got sidetracked since a few month, ended up doing this... Decoded most of the LaserWriter IISC SCSI protocol and figured I should post it here, it's probably interesting for the Snow or PiSCSI team (poke @slipperygrey)
I do have a complete Snow implementation as well, please...
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