65 lines
1.4 KiB
C
65 lines
1.4 KiB
C
/*
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* 86Box A hypervisor and IBM PC system emulator that specializes in
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* running old operating systems and software designed for IBM
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* PC systems and compatibles from 1981 through fairly recent
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* system designs based on the PCI bus.
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*
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* Emulation of SCSI fixed and removable disks.
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*
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*
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*
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* Authors: Miran Grca, <mgrca8@gmail.com>
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*
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* Copyright 2017-2018 Miran Grca.
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*/
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#ifndef SCSI_DISK_H
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#define SCSI_DISK_H
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typedef struct scsi_disk_t {
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mode_sense_pages_t ms_pages_saved;
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hard_disk_t *drv;
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uint8_t *temp_buffer;
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uint8_t pad[16]; /* This is atapi_cdb in ATAPI-supporting devices,
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and pad in SCSI-only devices. */
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uint8_t current_cdb[16];
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uint8_t sense[256];
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uint8_t status;
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uint8_t phase;
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uint8_t error;
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uint8_t id;
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uint8_t pad0;
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uint8_t cur_lun;
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uint8_t pad1;
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uint8_t pad2;
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uint16_t request_length;
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uint16_t pad4;
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int requested_blocks;
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int packet_status;
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int total_length;
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int do_page_save;
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int unit_attention;
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int pad5;
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int pad6;
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int pad7;
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uint32_t sector_pos;
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uint32_t sector_len;
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uint32_t packet_len;
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uint32_t pos;
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double callback;
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} scsi_disk_t;
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extern scsi_disk_t *scsi_disk[HDD_NUM];
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extern void scsi_disk_hard_reset(void);
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extern void scsi_disk_close(void);
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#endif /*SCSI_DISK_H*/
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