qemu/hw/scsi-disk.h

34 lines
1.2 KiB
C

#ifndef SCSI_DISK_H
#define SCSI_DISK_H
/* scsi-disk.c */
enum scsi_reason {
SCSI_REASON_DONE, /* Command complete. */
SCSI_REASON_DATA /* Transfer complete, more data required. */
};
typedef struct SCSIDevice SCSIDevice;
typedef void (*scsi_completionfn)(void *opaque, int reason, uint32_t tag,
uint32_t arg);
SCSIDevice *scsi_disk_init(BlockDriverState *bdrv,
int tcq,
scsi_completionfn completion,
void *opaque);
void scsi_disk_destroy(SCSIDevice *s);
int32_t scsi_send_command(SCSIDevice *s, uint32_t tag, uint8_t *buf, int lun);
/* SCSI data transfers are asynchrnonous. However, unlike the block IO
layer the completion routine may be called directly by
scsi_{read,write}_data. */
void scsi_read_data(SCSIDevice *s, uint32_t tag);
int scsi_write_data(SCSIDevice *s, uint32_t tag);
void scsi_cancel_io(SCSIDevice *s, uint32_t tag);
uint8_t *scsi_get_buf(SCSIDevice *s, uint32_t tag);
/* cdrom.c */
int cdrom_read_toc(int nb_sectors, uint8_t *buf, int msf, int start_track);
int cdrom_read_toc_raw(int nb_sectors, uint8_t *buf, int msf, int session_num);
#endif