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comparison z80_to_x86.c @ 844:74e161fe7d39

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Small tweaks to timing of 68K/Z80 interactions based on latest tests
author Michael Pavone <pavone@retrodev.com>
date Sat, 31 Oct 2015 13:49:27 -0700
parents ba93a3941300
children adeb6465ad53
comparison
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843:715475788e93 844:74e161fe7d39
2628 void z80_clear_busreq(z80_context * context, uint32_t cycle) 2628 void z80_clear_busreq(z80_context * context, uint32_t cycle)
2629 { 2629 {
2630 z80_run(context, cycle); 2630 z80_run(context, cycle);
2631 context->busreq = 0; 2631 context->busreq = 0;
2632 context->busack = 0; 2632 context->busack = 0;
2633 //there appears to be at least a 1 Z80 cycle delay between busreq
2634 //being released and resumption of execution
2635 context->current_cycle += context->options->gen.clock_divider;
2633 } 2636 }
2634 2637
2635 uint8_t z80_get_busack(z80_context * context, uint32_t cycle) 2638 uint8_t z80_get_busack(z80_context * context, uint32_t cycle)
2636 { 2639 {
2637 z80_run(context, cycle); 2640 z80_run(context, cycle);