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Updates the 1540 for the slightly-more modern world of decoupled drives and disks (!).

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This commit is contained in:
Thomas Harte 2017-09-11 22:08:10 -04:00
parent d3c385b471
commit fb9fd26af7
2 changed files with 9 additions and 6 deletions
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14
Machines/Commodore/1540/Implementation/C1540.cpp
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@ -22,7 +22,8 @@ MachineBase::MachineBase() :
serial_port_(new SerialPort),
serial_port_VIA_port_handler_(new SerialPortVIA(serial_port_VIA_)),
drive_VIA_(drive_VIA_port_handler_),
serial_port_VIA_(*serial_port_VIA_port_handler_) {
serial_port_VIA_(*serial_port_VIA_port_handler_),
drive_(new Storage::Disk::Drive(1000000, 300)) {
// attach the serial port to its VIA and vice versa
serial_port_->set_serial_port_via(serial_port_VIA_port_handler_);
serial_port_VIA_port_handler_->set_serial_port(serial_port_);
@ -34,6 +35,9 @@ MachineBase::MachineBase() :
// set a bit rate
set_expected_bit_length(Storage::Encodings::CommodoreGCR::length_of_a_bit_in_time_zone(3));
// attach the only drive there is
set_drive(drive_);
}
void Machine::set_serial_bus(std::shared_ptr<::Commodore::Serial::Bus> serial_bus) {
@ -82,16 +86,14 @@ void Machine::set_rom(const std::vector<uint8_t> &rom) {
}
void Machine::set_disk(std::shared_ptr<Storage::Disk::Disk> disk) {
std::shared_ptr<Storage::Disk::Drive> drive(new Storage::Disk::Drive(1000000, 300));
drive->set_disk(disk);
set_drive(drive);
drive_->set_disk(disk);
}
void Machine::run_for(const Cycles cycles) {
m6502_.run_for(cycles);
bool drive_motor = drive_VIA_port_handler_.get_motor_enabled();
get_drive().set_motor_on(drive_motor);
drive_->set_motor_on(drive_motor);
if(drive_motor)
Storage::Disk::Controller::run_for(cycles);
}
@ -130,7 +132,7 @@ void MachineBase::process_index_hole() {}
#pragma mak - Drive VIA delegate
void MachineBase::drive_via_did_step_head(void *driveVIA, int direction) {
get_drive().step(direction);
drive_->step(direction);
}
void MachineBase::drive_via_did_set_data_density(void *driveVIA, int density) {

1
Machines/Commodore/1540/Implementation/C1540Base.hpp
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@ -135,6 +135,7 @@ class MachineBase:
protected:
CPU::MOS6502::Processor<MachineBase, false> m6502_;
std::shared_ptr<Storage::Disk::Drive> drive_;
uint8_t ram_[0x800];
uint8_t rom_[0x4000];