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#Mac classic emulator throttle for mac#
#Mac classic emulator throttle mac osx#
#Mac classic emulator throttle install#

#Mac classic emulator throttle for mac#

Updating Firmware Strategies for Mac Pro 5.1s.

3.0 vs 4.0 and its impact on GPU performance

The Cheese Grater's last stand & Big Sur.

I plan to add screenshots later.This guide is a living document, it was last updated: 10/06/21 Please let me know if you encounter any problems or better alternatives for this howto. When it's booted, you can insert more diskettes to load more software such as LisaWrite. Whenever it asks for another floppy, repeat the "insert floppy" process from LisaEm's File menu.Īfter this, the emulated Lisa will be able to boot from the ProFile hard disk.

#Mac classic emulator throttle install#

From there, follow its prompts to install LOS to the emulated 10MB ProFile hard disk.

Then hit the Lisa's Continue button, and after a couple seconds, the LOS installer should appear. Go to LisaEm's File menu and selected "insert diskette." From the dialog box that appears, first select the "All (*.*)" option from the top "Enable" popup menu, THEN select the first of the Lisa Office System disk images.Ĩ. The next screen shows a picture/dialog indicating that you need to insert a floppy and continue.ħ. From the Lisa's "Startup From" menu, select the first option, start from floppy. You can't mount it under OS X, because it has an unreadable file system to OS X.Ħ. NOTE: This step causes another file to be created in the same directory as the ROM file(s) a disk image named "lisaem-profile.dc42." This is your emulated hard drive. After a few seconds, the Lisa self-test screen appears, followed by the Lisa's "Startup From" menu. A dialog box pops up asking, "Hard Drive Size?" I picked the 2nd option, "10M - any OS". Then go to LisaEm's File menu and selected "Run". So, if you move your LisaEm files or rename the enclosing folder, things will break unless you modify the conf file manually, or re-set your preferences (which may in turn kick off a whole new hard drive setup process - I don't know yet.)ĥ. There does not appear to be a way to override that location furthermore, that conf file contains entries with absolute file paths to the ROM and (later) hard disk files. NOTE: This step causes two files to be generated: a "boot.ROM" file in the same directory as the boot.hi and boot.lo files, AND a nf file in your home directory. You do not need to convert them any further.Ĥ. Un-binhex the LOS files with Stuffit Expander. Inside it, put the LisaEm app, boot.hi, and boot.lo, and the five Lisa Office System disk images from here: ģ.

#Mac classic emulator throttle mac osx#

Make a folder under your Mac OSX home dir, called LisaEM. That caused the emulator to throw an error about the checksum, then crash. I attempted to rename those files in the Finder, and it appeared to work however, OS X retained the additional ".bin" suffix, so the filenames were actually "boot.hi.bin" and "boot.lo.bin".

(I thought ProFiles were only 5MB.) This process has been tested on an Intel iMac running OS X 10.4.9. Here is a step-by-step guide to set up the LisaEm emulator with Lisa Office System on an emulated 10MB ProFile drive.