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Make negligible progress.

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This commit is contained in:
Thomas Harte 2024-09-25 19:30:08 -04:00
parent ea25dbfd1e
commit 433c8f9c3c
1 changed files with 12 additions and 2 deletions
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14
Components/6845/CRTC6845.hpp
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@ -271,15 +271,25 @@ template <class BusHandlerT, Personality personality, CursorType cursor_type> cl
//
if(new_frame) {
line_address_ = layout_.start_address;
} else if(character_counter_ == layout_.horizontal.displayed && line_total_hit) {
line_address_ = bus_state_.refresh_address;
}
if(new_frame) {
bus_state_.refresh_address = layout_.start_address;
} else if(character_total_hit) {
layout_.start_address = line_address_;
} else {
layout_.start_address = (layout_.start_address + 1) & RefreshMask;
}
// Do bus work.
// bus_state_.refresh_address = (bus_state_.refresh_address + 1) & RefreshMask;
//
// bus_state_.cursor = is_cursor_line_ &&
// bus_state_.refresh_address == layout_.cursor_address;
bus_state_.display_enable = character_is_visible_;
perform_bus_cycle_phase1();
perform_bus_cycle_phase2();
}