23 lines
654 B
ArmAsm
23 lines
654 B
ArmAsm
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//
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// Part of the official Kernal routine, described in:
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//
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// - [RG64] C64 Programmer's Reference Guide - page 280
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// - [CM64] Compute's Mapping the Commodore 64 - page 242
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//
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// CPU registers that has to be preserved (see [RG64]): none
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//
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cint_legacy: // $E518
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// Setup video and I/O
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// See here: https://csdb.dk/forums/index.php?roomid=11&topicid=17048&firstpost=22
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jsr setup_vicii
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// Code below must be placed under $E51B, or some code will break - see here:
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// - https://csdb.dk/forums/index.php?roomid=11&topicid=17048&firstpost=2
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// Game 'Operacja Proboszcz' is one example.
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jmp cint_screen_keyboard // XXX try to fit the code here
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