diff options
Diffstat (limited to 'genesis.c')
| -rw-r--r-- | genesis.c | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -301,6 +301,7 @@ static void z80_next_int_pulse(z80_context * z_context) z_context->int_cycle = vdp_next_vint_z80(gen->vdp); z_context->int_end_cycle = z_context->int_cycle + Z80_INT_PULSE_MCLKS; z_context->int_value = 0xFF; + z80_sync_cycle(z_context, z_context->sync_cycle); #else z_context->int_pulse_start = vdp_next_vint_z80(gen->vdp); z_context->int_pulse_end = z_context->int_pulse_start + Z80_INT_PULSE_MCLKS; @@ -313,7 +314,9 @@ static void sync_z80(z80_context * z_context, uint32_t mclks) #ifndef NO_Z80 if (z80_enabled) { #ifdef NEW_CORE - z80_next_int_pulse(z_context); + if (z_context->int_cycle == 0xFFFFFFFFU) { + z80_next_int_pulse(z_context); + } #endif z80_run(z_context, mclks); } else |