hw/scsi-disk.h

   1 #ifndef SCSI_DISK_H
   2 #define SCSI_DISK_H
   3
   4 /* scsi-disk.c */
   5 enum scsi_reason {
   6     SCSI_REASON_DONE, /* Command complete.  */
   7     SCSI_REASON_DATA  /* Transfer complete, more data required.  */
   8 };
   9
  10 typedef struct SCSIDevice SCSIDevice;
  11 typedef void (*scsi_completionfn)(void *opaque, int reason, uint32_t tag,
  12                                   uint32_t arg);
  13
  14 SCSIDevice *scsi_disk_init(BlockDriverState *bdrv,
  15                            int tcq,
  16                            scsi_completionfn completion,
  17                            void *opaque);
  18 void scsi_disk_destroy(SCSIDevice *s);
  19
  20 int32_t scsi_send_command(SCSIDevice *s, uint32_t tag, uint8_t *buf, int lun);
  21 /* SCSI data transfers are asynchrnonous.  However, unlike the block IO
  22    layer the completion routine may be called directly by
  23    scsi_{read,write}_data.  */
  24 void scsi_read_data(SCSIDevice *s, uint32_t tag);
  25 int scsi_write_data(SCSIDevice *s, uint32_t tag);
  26 void scsi_cancel_io(SCSIDevice *s, uint32_t tag);
  27 uint8_t *scsi_get_buf(SCSIDevice *s, uint32_t tag);
  28
  29 /* cdrom.c */
  30 int cdrom_read_toc(int nb_sectors, uint8_t *buf, int msf, int start_track);
  31 int cdrom_read_toc_raw(int nb_sectors, uint8_t *buf, int msf, int session_num);
  32
  33 #endif