bd792b8e7a
Roughly implemented the SCSI IDENTIFY message LUN operation, fixes some SCSI controller drivers in some situations; Added an undocumented CMD640 IDE controller register required by Linux and by a DOS driver.
51 lines
1.0 KiB
C
51 lines
1.0 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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* Author: Miran Grca, <mgrca8@gmail.com>
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* Copyright 2017,2018 Miran Grca.
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*/
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typedef struct {
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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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pad[16], /* This is atapi_cdb in ATAPI-supporting devices,
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and pad in SCSI-only devices. */
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current_cdb[16],
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sense[256];
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uint8_t status, phase,
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error, id,
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pad0, cur_lun,
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pad1, pad2;
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uint16_t request_length, pad4;
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int requested_blocks, packet_status,
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total_length, do_page_save,
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unit_attention, pad5,
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pad6, pad7;
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uint32_t sector_pos, sector_len,
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packet_len, 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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