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Old 3rd May 2020, 9:22 pm   #364
john_newcombe
Hexode
 
Join Date: Apr 2019
Location: Skipton, North Yorkshire, UK.
Posts: 252
Default Re: Gemini 80-Bus System

Quote:
Originally Posted by JohnBHanson View Post
Just for testing I downloaded it and it works fine under xbeaver with the following configuration

cpuclock
board 0xfe gm813_mmu
board 0xb0 gm832 Gemini_557 green keyboard gemini
board 0xe0 gm849_floppy -geometry 80.2.10.0.512 & ~/beaver/disks/gm557_master.img

binload 0xf000 ~/beaver/rpm-v2p1.rom
byte 0f0a8 21 00 f0 #Patch top of ram for RPM


NB - seems to need a GM849 disk controller.
PS - the command "DIR" with no arguments works fine on the simulator - it lists all files.
Now that you mention it I vaguely remember reading in one of the 80 Bus News magazines that bios 3.5 needed an 849. I can't remember why though.
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