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Quickie: head unload is scheduled only if the head is presently loaded.

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This commit is contained in:
Thomas Harte 2017-08-12 12:53:45 -04:00
parent 0f15a2f97f
commit a4ee697ed1
1 changed files with 6 additions and 4 deletions
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10
Components/8272/i8272.cpp
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@ -174,10 +174,12 @@ void i8272::set_disk(std::shared_ptr<Storage::Disk::Disk> disk, int drive) {
}
#define SCHEDULE_HEAD_UNLOAD() \
if(drives_[active_drive_].head_unload_delay[active_head_] == 0) { \
head_timers_running_++; \
} \
drives_[active_drive_].head_unload_delay[active_head_] = MS_TO_CYCLES(head_unload_time_);
if(drives_[active_drive_].head_is_loaded[active_head_]) {\
if(drives_[active_drive_].head_unload_delay[active_head_] == 0) { \
head_timers_running_++; \
} \
drives_[active_drive_].head_unload_delay[active_head_] = MS_TO_CYCLES(head_unload_time_);\
}
void i8272::posit_event(int event_type) {
if(!(interesting_event_mask_ & event_type)) return;