diff options
Diffstat (limited to 'hw/scsi-disk.h')
| -rw-r--r-- | hw/scsi-disk.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/hw/scsi-disk.h b/hw/scsi-disk.h new file mode 100644 index 0000000000..9071cec490 --- /dev/null +++ b/hw/scsi-disk.h @@ -0,0 +1,33 @@ +#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 |