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https://github.com/TomHarte/CLK.git
synced 2024-12-23 20:29:42 +00:00
Correct scan status scaling; rearrange FDC marginally.
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b0d1dedb65
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@ -181,14 +181,6 @@ class FloppyController {
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pic_.apply_edge<6>(true);
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} break;
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case Command::Seek:
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printf("FDC: Seek %d:%d to %d\n", decoder_.target().drive, decoder_.target().head, decoder_.seek_target());
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drives_[decoder_.target().drive].track = decoder_.seek_target();
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drives_[decoder_.target().drive].raised_interrupt = true;
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drives_[decoder_.target().drive].status = decoder_.drive_head() | uint8_t(Intel::i8272::Status0::SeekEnded);
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pic_.apply_edge<6>(true);
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break;
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case Command::Recalibrate:
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printf("FDC: Recalibrate\n");
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drives_[decoder_.target().drive].track = 0;
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@ -197,6 +189,14 @@ class FloppyController {
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drives_[decoder_.target().drive].status = decoder_.target().drive | uint8_t(Intel::i8272::Status0::SeekEnded);
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pic_.apply_edge<6>(true);
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break;
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case Command::Seek:
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printf("FDC: Seek %d:%d to %d\n", decoder_.target().drive, decoder_.target().head, decoder_.seek_target());
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drives_[decoder_.target().drive].track = decoder_.seek_target();
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drives_[decoder_.target().drive].raised_interrupt = true;
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drives_[decoder_.target().drive].status = decoder_.drive_head() | uint8_t(Intel::i8272::Status0::SeekEnded);
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pic_.apply_edge<6>(true);
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break;
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case Command::SenseInterruptStatus: {
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printf("FDC: SenseInterruptStatus\n");
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@ -215,7 +215,7 @@ class FloppyController {
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any_remaining_interrupts |= drives_[c].raised_interrupt;
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}
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if(!any_remaining_interrupts) {
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pic_.apply_edge<6>(any_remaining_interrupts);
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pic_.apply_edge<6>(false);
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}
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} break;
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case Command::Specify:
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@ -504,7 +504,7 @@ class MDA {
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}
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Outputs::Display::ScanStatus get_scaled_scan_status() const {
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return outputter_.crt.get_scaled_scan_status() / 4.0f;
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return outputter_.crt.get_scaled_scan_status() * 9.0f / 14.0f;
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}
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private:
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