67 lines
2.0 KiB
C++
67 lines
2.0 KiB
C++
#ifndef QT_SETTINGS_BUS_TRACKING_HPP
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#define QT_SETTINGS_BUS_TRACKING_HPP
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#include <QWidget>
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#define TRACK_CLEAR 0
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#define TRACK_SET 1
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#define DEV_HDD 0x01
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#define DEV_CDROM 0x02
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#define DEV_ZIP 0x04
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#define DEV_MO 0x08
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#define BUS_MFM 0
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#define BUS_ESDI 1
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#define BUS_XTA 2
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#define BUS_IDE 3
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#define BUS_SCSI 4
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#define CHANNEL_NONE 0xff
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namespace Ui {
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class SettingsBusTracking;
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}
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class SettingsBusTracking {
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public:
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explicit SettingsBusTracking();
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~SettingsBusTracking() = default;
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QList<int> busChannelsInUse(int bus);
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/* These return 0xff is none is free. */
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uint8_t next_free_mfm_channel();
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uint8_t next_free_esdi_channel();
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uint8_t next_free_xta_channel();
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uint8_t next_free_ide_channel();
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uint8_t next_free_scsi_id();
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int mfm_bus_full();
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int esdi_bus_full();
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int xta_bus_full();
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int ide_bus_full();
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int scsi_bus_full();
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/* Set: 0 = Clear the device from the tracking, 1 = Set the device on the tracking.
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Device type: 1 = Hard Disk, 2 = CD-ROM, 4 = ZIP, 8 = Magneto-Optical.
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Bus: 0 = MFM, 1 = ESDI, 2 = XTA, 3 = IDE, 4 = SCSI. */
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void device_track(int set, uint8_t dev_type, int bus, int channel);
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private:
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/* 1 channel, 2 devices per channel, 8 bits per device = 16 bits. */
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uint64_t mfm_tracking { 0 };
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/* 1 channel, 2 devices per channel, 8 bits per device = 16 bits. */
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uint64_t esdi_tracking { 0 };
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/* 1 channel, 2 devices per channel, 8 bits per device = 16 bits. */
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uint64_t xta_tracking { 0 };
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/* 16 channels (prepatation for that weird IDE card), 2 devices per channel, 8 bits per device = 256 bits. */
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uint64_t ide_tracking[4] { 0, 0, 0, 0 };
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/* 9 buses (rounded upwards to 16for future-proofing), 16 devices per bus,
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8 bits per device (future-proofing) = 2048 bits. */
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uint64_t scsi_tracking[32] { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
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};
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#endif // QT_SETTINGS_BUS_TRACKING_HPP
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