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swim3: Create separate reset method.

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And set defaults for some class fields.
This commit is contained in:
joevt 2024-05-01 04:05:22 -07:00 committed by dingusdev
parent e72b571069
commit 818f982c75
2 changed files with 30 additions and 5 deletions
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32
devices/floppy/swim3.cpp
View File

@ -42,6 +42,16 @@ Swim3Ctrl::Swim3Ctrl()
this->name = "SWIM3";
this->supported_types = HWCompType::FLOPPY_CTRL;
this->reset();
// Attach virtual Superdrive to the internal drive connector
// TODO: make SWIM3/drive wiring user selectable
this->int_drive = std::unique_ptr<MacSuperdrive::MacSuperDrive>
(new MacSuperdrive::MacSuperDrive("Superdrive1"));
}
void Swim3Ctrl::reset()
{
this->setup_reg = 0;
this->mode_reg = 0;
this->int_reg = 0;
@ -54,10 +64,24 @@ Swim3Ctrl::Swim3Ctrl()
this->cur_state = SWIM3_IDLE;
// Attach virtual Superdrive to the internal drive connector
// TODO: make SWIM3/drive wiring user selectable
this->int_drive = std::unique_ptr<MacSuperdrive::MacSuperDrive>
(new MacSuperdrive::MacSuperDrive("Superdrive1"));
this->cur_track = 0xFF;
this->cur_sector = 0x7F;
this->timer_val = 0;
this->phase_lines = 0;
if (this->one_us_timer_id) {
TimerManager::get_instance()->cancel_timer(this->one_us_timer_id);
this->one_us_timer_id = 0;
}
if (this->step_timer_id) {
TimerManager::get_instance()->cancel_timer(this->step_timer_id);
this->step_timer_id = 0;
}
if (this->access_timer_id) {
TimerManager::get_instance()->cancel_timer(this->access_timer_id);
this->access_timer_id = 0;
}
}
int Swim3Ctrl::device_postinit()

3
devices/floppy/swim3.h
View File

@ -103,6 +103,7 @@ public:
};
protected:
void reset();
void update_irq();
void start_stepping();
void do_step();
@ -118,7 +119,7 @@ private:
DmaBidirChannel* dma_ch;
uint8_t timer_val = 0; // internal timer that decrements at a 1 us rate
uint8_t timer_val; // internal timer that decrements at a 1 us rate
uint8_t setup_reg;
uint8_t mode_reg;
uint8_t error;