Josh Dersch
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3c8a64bac8
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Ethernet implemented, fixed a bug in "mixed" double word stores (store followed by fetch rather than two stores). Fixed a few UI issues, fixed Reset behavior.
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2015-12-17 16:11:03 -08:00 |
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Josh Dersch
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b13944c81c
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Implemented proper video timing, basic mouse support and fixed microcode RAM loading. MARTEST now passes with flying colors; more things are running. Suspect disk timing for other failures.
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2015-11-19 17:41:16 -08:00 |
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Josh Dersch
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cbcfd2b47e
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Minor bugfixes, introduced a new timing infrastructure and moved DiskController over to it. Minor performance improvements; now running at 110% speed. Display timing is still too slow.
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2015-11-17 16:09:50 -08:00 |
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Josh Dersch
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30ecfa6900
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Support for CRAM reading/loading, SWMODE support. Rough debugger UI for viewing / disassembling microcode in ROM1, RAM0 banks (ugly). Minor performance improvements.
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2015-11-13 16:50:18 -08:00 |
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Josh Dersch
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47a2ee4b2b
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Implemented temporary "fake" display controller which renders Alto DCBs to the screen, bypassing the display microcode. Alto is booting! Rough keyboard implementation.
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2015-11-11 16:34:44 -08:00 |
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Josh Dersch
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e1c90dbe01
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Fixed bug in carry flag on SUB operations; SUBLZ X,X now works correctly. Alto now appears to boot successfully. Skeleton of Display hardware added.
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2015-11-09 17:36:26 -08:00 |
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Josh Dersch
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24d7a5a8fe
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Work begun on Disk controller, stubs for keyboard and a few bugfixes and tweaks.
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2015-09-04 18:03:47 -07:00 |
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Josh Dersch
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59d98d1909
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Refinement to CPU, implemented very rough diassembler and began annotation of official Xerox ucode sources with PROM addresses.
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2015-08-28 18:07:59 -07:00 |
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Josh Dersch
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f1ffcb0547
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Implemented ALU, most of Memory state machine.
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2015-08-20 18:02:01 -07:00 |
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Josh Dersch
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5719ec4815
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Adding files that VS mysteriously excluded. I love tools.
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2015-08-20 09:55:26 -07:00 |
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